TWI671457B - Latching device and sliding door using same - Google Patents

Abstract

The present invention provides a latch device and a suitable sliding door structure thereof. The latching device includes at least two displacement components and at least two latch components, which are structured on the sliding door body. The at least two displacement components are correspondingly connected to each other and are respectively configured to drive the at least two latch components through displacement. The at least two displacement components are respectively composed of Operate the side and side edges of the sliding door body. The user can latch or unlock the sliding door structure when the sliding door structure is in a closed state or a fully opened state through corresponding operations of the at least two displacement components. In addition, by operating the latch device through the side edge surface of the sliding door body, the hidden sliding door can achieve the purpose of latching and unlocking when the sliding door is fully opened and both sides are hidden in the wall, effectively improving the safety of the sliding door structure. And practicality, while avoiding unexpected switching actions due to shaking.

Description

Latching device and applicable sliding door structure

This case relates to a latching device, especially a latching device suitable for a sliding door structure.

A sliding door is a door that opens by sliding horizontally, usually parallel to the wall. The sliding door can be installed above a bottom track (sliding door with bottom rolling gear), it can also be a sliding door hanging from a track above (top sliding door), or some sliding door Sliding door hidden in the wall when sliding open. The advantage of a sliding door is that it requires almost no opening space. Therefore, sliding doors are often used as transportation equipment, such as doors on ships, campers, trains and subways.

In a conventional sliding door of a transportation device, the door can be locked by a simple hook mounted on the front edge of the door body, wherein the hook is engaged with a strike plate on the door frame by pivoting a handle on the door body. However, the latching device on a conventional sliding door prevents the door from sliding only when the sliding door is in the closed position. The latching device of the conventional sliding door cannot provide the function of fixing the sliding door when it is opened. When the sliding door is not fixed in the closed or open position, any movement on the transport device may further drive the sliding door to slide. In this case, people may be injured and the door may be easily damaged.

Therefore, there is a need to provide a latching device and a suitable sliding door structure to solve the above-mentioned problems that occur when using conventional latching methods. The latching device can be used to fix the sliding door in a closed position or an open position to improve the safety of the sliding door.

The purpose of this case is to provide a latch device and a suitable sliding door structure thereof. The latching device includes at least two latching components, which are respectively configured with latching grooves on the sliding door structure in different directions, such as a door pillar and a side wall, so that the latching device can be used when the sliding door body is in a closed position or Fix the sliding door when in the open position to improve the safety of the sliding door.

Another object of the present invention is to provide a latch device and a suitable sliding door structure thereof. The latching device includes at least two latching components. Through the corresponding operation of the at least two displacement components connected to each other, the user can simply operate with one hand, and the sliding door can be fixed in the closed position or the open position.

Another object of the present invention is to provide a latch device and a suitable sliding door structure thereof. The at least two latch components of the latching device are structured on the sliding door body, and can be opened and closed and latched on both sides of the sliding door structure. In addition, the latch device operates correspondingly through at least two displacement components connected to each other. In addition to fixing the slide door in the open position of the slide door, it can also operate the latch through the displacement component on the side edge surface of the slide door body. Device to unlock. Therefore, the latch device of the present case is further applied to, for example, a concealed sliding door. When the sliding door is fully opened and both sides of the sliding door body are hidden in the wall, the purpose of latching can be automatically achieved. The sliding door body can be unlocked by the displacement component on the side edge surface of the sliding door, which effectively improves the safety and practicability of the sliding door structure, and at the same time avoids unexpected opening and closing actions caused by shaking.

To achieve the foregoing object, the present invention provides a latching device, which includes a body structure, a fixing frame, a first displacement component, a first latch component, a second displacement component, and a second latch component. The main body structure has a side edge surface, at least one side surface, and a receiving groove. The accommodating groove is adjacent to the side edge surface and at least one side surface, the side edge faces to a first latch slot, and at least one side faces to a second latch slot. The fixing frame is arranged on the body structure and is accommodated in the receiving groove. The fixing frame includes a first surface, a second surface, and a limiting window. The first surface and the second surface are opposed to each other, and the first surface faces the side edge surface. The first displacement component is accommodated in the receiving groove, is slidably disposed on the first surface of the fixing frame, slides between a first position in a first axial direction and a second position, and has at least one through opening and At least one guide slot. The first latch component is pivotally connected to the fixing frame and has a guide post, which is at least partially accommodated in at least one guide slot. When the first displacement component is in the first position, the guide post is guided by the guide slot. As a result, the first latch assembly is rotated, so that the first latch assembly at least partially penetrates the at least one through opening and protrudes from the side edge surface, so that the first latch assembly is engaged with the first latch slot. When the first displacement component is located at the second position, the guide post is guided by the guide groove to rotate the first latch component, so that the first latch component is accommodated in at least one through opening. The second displacement component is accommodated in the accommodating groove, is adjacent to the first displacement component, is slidably disposed on the first surface of the fixing frame, and slides between a third position and a fourth position in the first axial direction, and It has a limiting part, which is opposite to the limiting window. The second latch component is pivotally connected to the fixing frame, has a limit end, penetrates the limit window, and is engaged with the limit portion. When the second displacement component is located at the third position, the limit portion drives the limit end, so that The second latch assembly rotates and is received in the receiving groove. When the second displacement component is located at the fourth position, the limiting portion drives the limiting end to rotate the second latch component and at least partially protrude from at least one side, so that the second latch component and the second latch slot Mesh.

To achieve the foregoing object, the present invention further provides a sliding door structure, which includes a door frame, a sliding door body, and a latch device. The door frame includes at least one door post and at least one side wall, wherein the door post has a first latch slot and the side wall has a second latch slot. The sliding door body is slidably disposed on the door frame, and has a side edge surface, at least one side surface, and an accommodation groove, wherein the accommodation groove is adjacent to the side edge surface and at least one side surface, and the side edge surface faces at least one door post and Aligned to the first latch slot, at least one side surface slides along at least one side wall and aligned to the second latch slot. The latch device is embedded in the receiving groove of the sliding door body. The latch device includes a fixing frame, a first displacement component, a first latch component, a second displacement component, and a second latch component. The fixing frame is arranged on the sliding door body and is accommodated in the accommodating groove. The fixing frame includes a first surface, a second surface, and a limiting window. The first surface and the second surface are opposed to each other, and the first surface faces the side edge surface. The first displacement component is accommodated in the receiving groove, is slidably disposed on the first surface of the fixing frame, slides between a first position in a first axial direction and a second position, and has at least one through opening and At least one guide slot. The first latch component is pivotally connected to the fixing frame and has a guide post, which is at least partially accommodated in at least one guide slot. When the first displacement component is in the first position, the guide post is guided by the guide slot. The first latch assembly is rotated, so that the first latch assembly penetrates at least a part of the at least one through opening and protrudes from the side edge surface, so that the first latch assembly is engaged with the first latch slot; When the component is in the second position, the guide post is guided by the guide groove to rotate the first latch component, so that the first latch component is accommodated in at least one through opening. The second displacement component is accommodated in the accommodating groove, is adjacent to the first displacement component, is slidably disposed on the first surface of the fixing frame, and slides between a third position and a fourth position in the first axial direction, and It has a limiting part, which is opposite to the limiting window. The second latch component is pivotally connected to the fixing frame, has a limit end, penetrates the limit window, and is engaged with the limit portion. When the second displacement component is located at the third position, the limit portion drives the limit end, so that The second latch assembly rotates and is received in the receiving groove. Wherein when the second displacement component is in the fourth position, the limiting portion drives the limiting end to rotate the second latch component and at least partially protrude from at least one side, so that the second latch component and the second latch The groove engages.

Some typical embodiments embodying the features and advantages of this case will be described in detail in the description in the subsequent paragraphs. It should be understood that this case can have various changes in different aspects, all of which do not depart from the scope of this case, and that the descriptions and drawings therein are essentially for the purpose of illustration, rather than limiting the case.

FIG. 1 illustrates the latching device and the applicable sliding door structure of the first preferred embodiment of the present invention. FIG. 2 is a partial exploded view illustrating the latching device of the first preferred embodiment of the present invention. FIG. 3 is an exploded view showing the structure of the latch device according to the first preferred embodiment of the present invention. FIG. 4 is an exploded view showing the latch device of the first preferred embodiment of the present invention from another perspective. In this embodiment, the sliding door structure 2 includes, for example, a door frame 90, a sliding main body 10 ′, and a latching device 1. The door frame 90 includes at least one doorjamb 91 and at least one side wall 92. In this example, the door post 91 has a first latching slot 93, and the side wall 92 has a second latching slot 94 for latching the sliding door body 10 '. The first latch slot 93 and the second latch slot 94 are respectively formed on different planes. In this embodiment, the sliding door body 10 ′ is slidably disposed on the door frame 90. For example, the sliding door body 10 ′ is slidably configured on the door frame 90 through a bottom slide rail or an upper slide rail, so that the sliding door body 10 ′ can be moved along the door frame 90 along, for example, Slide horizontally in the X axis direction. Of course, the manner in which the sliding door body 10 'is slidably constructed on the door frame 90 is not a necessary technical feature of the present case, and is not repeated here. In this embodiment, the sliding door body 10 'has an edge surface 10a, two opposite first lateral surfaces 10b and second lateral surfaces 10c, and a receiving groove ( An accommodation slot 11 is located adjacent to the side edge surface 10a and the two opposite first and second side surfaces 10b and 10c. The side edge surface 10 a faces at least one door post 91 and is aligned to the first latch groove 93, and the first side surface 10 b slides along the at least one side wall 92 and is aligned to the second latch groove 94. When the user pulls the sliding door body 10 'to slide relative to the door frame 90 to make the sliding door structure 2 in a closed state, the side edge surface 93 of the sliding door body 10' tends to fit to the door post 91, and the first part of the sliding door body 10 ' One side surface 10b slides away from the side wall 92 in a reverse direction along the X axis, for example. In addition, when the user pulls the sliding door body 10 'to slide relative to the door frame 90 and the sliding door structure 2 is in an open state, the side edge surface 10a of the sliding door body 10' is away from the door post 91, and the first part of the sliding door body 10 ' The one side surface 10b slides along the X-axis direction and adheres to the side wall 92. Among them, the first latch slot 93 on the door post 91 and the second latch slot 94 on the side wall 92 are respectively structured on two mutually perpendicular planes, so that the sliding door structure 2 can reach the latch in the closed and open states. Purpose of lock fixing. In an embodiment, the door post 91 may be embedded in a wall, or the side wall 92 may be constructed by another embedded door post, which is not limited in this case and will not be described again. In addition, the detailed components and operating relationships of the sliding door structure 2 will be described in detail later.

As shown in FIGS. 1 to 4, in this embodiment, the latch device 1 is embedded in the receiving groove 11 of the sliding door body 10 ′, in other words, the sliding door body 10 ′ of the sliding door structure 2. The main body structure 10 constituting the latch device 1 is further assembled, and the main body structure 10 will be described later. In this embodiment, the latching device 1 includes a body structure 10, a fixed plate 20, a first displacement member 40, a first latching member 30, A second displacement member 50 and a second latching member 60. The main body structure 10 has a side edge surface 10 a, a first side surface 10 b, a second side surface 10 c, and a receiving groove 11. The receiving groove 11 is adjacent to the side edge surface 10a and the two opposite first and second sides 10b and 10c. The side edge surface 10a faces the door post 91 and is aligned with the first latch groove 93 on the door post 91. The side surface 10 b faces the side wall 92 and is aligned to the second latch groove 94 on the side wall 92. The fixing frame 20 is disposed on the body structure 10 and is received in the receiving groove 11. The fixing frame 20 includes a first surface 20a, a second surface 20b, and a limiting window 25. The first surface 20a and the second surface 20b face each other, and the first surface 20a faces the side edge surface 10a. The first displacement component 40 is accommodated in the receiving groove 11 and is slidably disposed on the first surface 20a of the fixing frame 20 between a first position and a second position on a first axis, such as a vertical Z axis. slide. The first displacement component 40 has at least one through opening 43 and at least one guide slot 42. The first latch assembly 30 is pivotally connected to the fixing frame 20 and has a guide post 31, which is at least partially received in the at least one guide slot 42. In this embodiment, the first latch assembly 30 is pivotally connected to the pivoting portion 21 of the fixing frame 20 by a rotating shaft 32, so that the first latch assembly 30 can rotate relative to the fixing frame 20. Wherein, when the sliding door structure 2 is in a closed state and the first displacement assembly 40 is in the first position, the guide post 31 is guided by the guide groove guide 42 to rotate the first latch assembly 30, so that the first latch assembly 30 at least partially penetrates the at least one through opening 43 and protrudes from the side edge surface 10a, so that one end of the first latch assembly 30 is engaged with the first latch groove 93 to achieve the latch of the sliding door structure 2 in the closed state. Wherein when the first displacement component 40 is in the second position, the guide post 31 is guided by the guide groove 42 to rotate the first latch component 30 so that the first latch component 30 is accommodated in at least one through opening 43. Without protruding outside the side edge surface 10a, one end of the first latch assembly 30 is disengaged from the first latch slot 93, and the unlocking of the sliding door structure 2 in the closed state is achieved. In addition, the second displacement component 50 is received in the accommodation groove 11 and is adjacent to the first displacement component 40. The second displacement assembly 50 is also slidably disposed on the first surface 20 a of the fixing frame 20 and slides between a third position and a fourth position on the first axis of the vertical Z axis, for example. Since the first displacement component 40 is adjacent to the second displacement component 50, both can be vertically displaced in the first axial direction of the Z axis, for example. Therefore, when the first displacement component 40 is located at the first position, the second displacement component 50 will be driven to slide to the third position synchronously by the first displacement component 40; when the first displacement component 40 is located at the second position, it is provided The sufficient displacement space allows the second displacement assembly 50 to slide between the third position and the fourth position. In addition, in this embodiment, the second displacement component 50 has a limiting portion 54, which is opposite to the limiting window 25. The second latch assembly 60 is pivotally connected to a frame 61, and the frame 61 is disposed on the second surface 20 b of the fixing frame 20, so that the second latch assembly 60 can rotate relative to the fixing frame 20 to generate displacement. The second latch assembly 60 has a limiting end 63, penetrates the limiting window 25, and is engaged with the limiting portion 54. In this embodiment, the limiting portion 54 is, for example, an inclined surface. In addition, a spring 62 is further provided between the second latch assembly 60 and the frame 61 to provide an elastic force to drive the second latch assembly 60 to rotate relative to the fixing frame 20. At least a part of the second latch assembly 60 is, for example, A tongue structure 60a projects from the first side surface 10b. However, the spring 62 does not limit the necessary technical features of the present case, and will not be repeated here. In this embodiment, when the aforementioned sliding door structure 2 is in a fully opened state, the second latch assembly 60 is positioned in the second latch slot 94 and the second displacement assembly 50 is positioned in the fourth position, the limit portion 54 drives the limit The bit end 63 allows the second latch assembly 60 to rotate relative to the fixing frame 20 and at least part of the tongue structure 60a protrudes from the first side 10b, so that the tongue structure 60a of the second latch assembly 60 and the second latch The lock groove 94 is engaged to achieve the latch of the sliding door structure 2 in a fully opened state. When the second displacement component 50 is located at the third position, the limiting portion 54 drives the limiting end 63 to rotate the second latch component 60 relative to the fixing frame 20 and be accommodated in the receiving groove 11 so that the second The latch assembly 60 is separated from the second latch slot 94 to achieve the unlocking of the sliding door structure 2 in a fully opened state. The operation of the latch device 1 and the sliding door structure 2 will be further described later.

On the other hand, it should be noted that, in this embodiment, the first displacement component 40 and the second displacement component 50 are adjacent to each other. The first displacement component 40 includes a first engaging element 44 and the second displacement component 50 includes A second engaging element 53, the first engaging element 44 and the second engaging element 53 are opposed to each other, and when the first displacement component 40 is in the first position, the first engaging element 44 and the second engaging element 53 are engaged with each other, driving the second The displacement assembly 50 is displaced to a third position. In this embodiment, the second displacement component 50 further includes an elastic element 52, one end of which is fixed to the fixing protrusion 26 on the fixing frame 20, and is disposed between the second displacement component 50 and the fixing frame 20, and is arranged to be pushed against each other. The second displacement component 50 approaches the first displacement component 40. When the first displacement component 40 is located in the second position, the second displacement component 50 is pushed by the elastic element 52, so that the second displacement component 50 is displaced to the fourth position, and the first engagement element 44 and the second engagement element 53 are maintained in engagement with each other. . When the first displacement component 40 is located at the first position, the first engagement component 44 and the second engagement component 53 are engaged with each other. The first displacement component 40 pushes against the second displacement component 50 to oppose the elastic force of the elastic component 52, so that the second The displacement assembly 50 moves to the third position. In addition, for the convenience of the user, the first displacement assembly 40 includes at least one first groove 41 exposed on the first side surface 10b and the second side surface 10c of the body structure 10, and is configured to receive a force from the user for the first The first displacement assembly 40 is slid between the position and the second position. Similarly, the second displacement assembly 50 may also include a second groove 51 exposed on the side edge surface 10a of the main body structure 10, and configured to receive a force from the user to slide the third position between the third position and the fourth position. Two displacement components 50.

Furthermore, in order to make the first displacement component 40 and the second displacement component 50 slidably disposed on the first surface 20a of the fixing frame 20, in this embodiment, the latching device 1 further includes a cover 12, which can be passed through, for example, screws. It is fixed on the body structure 10 and is combined with a covering receiving groove 11 to limit the displacement space of the first displacement component 40 and the second displacement component 50. The cover 12 includes a side edge surface 17, a first side surface 18, and a second side surface 19, which are respectively connected to the side edge surface 10 a, the first side surface 10 b, and the second side surface 10 c of the main body structure 10. In addition, the cover 12 further includes at least one first opening 13, at least one second opening 14 a, 14 b, a third opening 15, and a fourth opening 16. The first opening 13 is disposed on the side edge surface 17 and is aligned with the at least one penetration opening 43 so that the first latch assembly 30 can at least partially penetrate the penetration opening 43 to protrude from the side edge surface 17 from the first opening 13. That is, the first latch assembly 30 can protrude from the side edge surface 10a. In this embodiment, the cover 12 has, for example, two second openings 14 a and 14 b respectively disposed on the first side surface 18 and the second side surface 19 and aligned with the first grooves 41 on two opposite sides of the first displacement component 40, It is beneficial for the user to apply a force to the first displacement component 40 through the second openings 14a and 14b, so as to achieve the purpose of operating the first displacement component 40 by the first side surface 18 or the second side surface 19. In this embodiment, the third opening 15 is disposed on the first side surface 18 and is aligned with the second latch component 60 so that the second latch component 60 can protrude through the third opening 15 from the first side surface 18. In addition, in this embodiment, the fourth opening 16 is disposed on the side edge surface 17 and is aligned with the second groove 51 of the second displacement component 50, which is beneficial to a user applying a force to the second displacement component through the fourth opening 16. 50, the purpose of operating the second displacement assembly 50 by the side edge surface 17 is achieved. In addition, the fixing frame 20 includes at least one first positioning slide rail 22 disposed on the first surface 20a, and the first displacement component 40 includes at least one first positioning component 45 composed of, for example, a ball and a spring. One end of the spring is embedded in the first displacement component 40, and the other end is against the ball, so that the ball of the first positioning component 45 can be engaged with at least one first positioning slide 22, thereby achieving the assembly of the first displacement component 40. The purpose is to slide between a first position and a second position in the first axis of the Z axis, for example. Similarly, the fixing frame 20 further includes at least one second positioning slide rail 24 disposed on the first surface 20a, and the second displacement component 50 includes at least one second positioning component 55 composed of, for example, a ball and a spring. One end of the spring is embedded in the second displacement component 50, and the other end is against the ball, so that the ball of the second positioning component 55 can be engaged with at least one second positioning slide 24, and then the second displacement component 50 is assembled. The purpose is to slide between a third position and a fourth position in the first axial direction of the Z axis, for example. Of course, the manner in which the first displacement assembly 40 is assembled to displace in the first axis or the second displacement assembly 50 is displaced in the first axis is not limited to this. In this embodiment, the fixing frame 20 further includes a notch 23 disposed along the first axial direction of the Z axis, for example. The first displacement assembly 40 includes a positioning post 46 partially accommodated in the notch 23, and the assembly is restricted. The first displacement component 40 slides between the first position and the second position along the first axis. It should be emphasized that the way to achieve the sliding displacement of the first displacement component 40 and the second displacement component 50 is not limited to the foregoing example, and any method that can displace the first displacement component 40 between the first position and the second position or the second displacement The manner in which the component 50 is displaced between the third position and the fourth position is applicable to this case, and will not be repeated here.

For the operation of the latching device 1 and the sliding door structure 2, please refer to FIG. 1 and FIGS. 5 to 10. FIG. 5 is a schematic diagram showing the state of the first exemplary example of the operating relationship between the components in the latch device of the present case. FIG. 6 is a schematic view showing the three-dimensional structure of the latch device in the first exemplary state. FIG. 7 is a schematic diagram showing a state of a second exemplary example of the operating relationship between components in the latching device of the present case. FIG. 8 is a schematic view showing the three-dimensional structure of the latch device in the second exemplary state. FIG. 9 is a schematic diagram showing the state of a third exemplary example of the operating relationship between components in the latching device of the present case. FIG. 10 is a schematic view showing the three-dimensional structure of the latch device in the third exemplary state. First, as shown in FIG. 1, when the sliding door device 2 is in a freely open state, if the user pulls the sliding door body 10 ′ horizontally in the X-axis direction, for example, the body structure 10 of the latch device 1 is far away from the door post 91, The sliding door device 2 can further be in a fully opened state, so that the first side surface 10b fits the side wall 92, and the second latch assembly 60 is aligned with the second latch slot 94. Conversely, if the user pulls the sliding door body 10 ′ horizontally in the opposite direction along the X axis, that is, the body structure 10 of the latching device 1 approaches the door post 91, and the side edge surface 10 a fits the surface of the door post 91, the first latch assembly 30 By aligning the first latch groove 93, the sliding door device 2 can be further in a closed state. Taking the sliding door structure 2 in a closed state as an example, that is, when the side edge surface 10 a is attached to the surface of the door post 91 and the first latch assembly 30 is aligned with the first latch groove 93, the user can select the first side 10 b or At the side surface 10c, the first displacement component 40 is displaced to the first position through the first groove 41, as shown in FIGS. 5 and 6, so that the first latch component 30 protrudes from the side edge surface 10a. At this time, one end of the first latch assembly 30, such as a hook-shaped end, can be engaged with the first latch assembly 93 (refer to FIG. 1) to achieve the latch of the sliding door structure 2 in the closed state. At this time, the second displacement component 50 is displaced to the third position due to the abutment of the first displacement component 40, thereby driving the second latch component 60 to be accommodated in the accommodation groove 11 without being exposed to the first side surface 10b. When the user wants to release the latch of the sliding door structure 2 in the closed state, whether the user is located at the first side 10b or the second side 10c, the first displacement assembly 40 can be moved from the first through the exposed first groove 41 The position (as shown in Figure 5) is shifted to the second position (as shown in Figure 7). The first latch component 30 is driven away from the first latch groove 93 by the first displacement component 40 and is accommodated in the through opening 43 without being exposed to the side edge surface 10 a. Thereby, the latch of the sliding door structure 2 in the closed state can be released. Since the first displacement component 40 is displaced to the second position, sufficient displacement space can be provided, so that the second displacement component 50 is pushed up by the elastic element 52 and can slide from the third position to the fourth position, and is in line with the first displacement component. 40 engagement. At this time, the second displacement component 50 drives the tongue piece structure 60 a of the second latch component 60 to protrude from the first side surface 10 b in the Y-axis direction, as shown in FIG. 8. At the same time, the sliding door device 2 can slide freely. In this embodiment, the second latch assembly 60 is pushed against the stopper portion 54 such as an inclined surface by the elastic force of the spring 62, so that the tongue piece structure 60 a protrudes from the first side surface 10 b. When the user slides the first side surface 10b of the main body structure 10 toward the side wall 92, the tongue piece structure 60a can drive the limit end 63 of the second latch assembly 60 out of the limit of the inclined surface because the side wall 92 continues to abut. The position portion 54 and the tongue piece structure 60 a are temporarily accommodated in the accommodation groove 11. When the main body structure 10 slides to the fully opened position, that is, when the second latch assembly 60 is aligned with the second latch slot 94, the tongue structure 60a of the second latch assembly 60 is no longer abutted by the side wall 92, and The second latch slot 94 is engaged to achieve the latch of the sliding door structure 2 in the fully opened state. Even if the sliding door structure 2 is a concealed sliding door, it is exposed on the side edge surface 10a when the sliding door structure 2 is fully opened. When the user wants to release the latch of the sliding door structure 2 when it is fully opened, The second displacement component 50 can be displaced from the fourth position (as shown in FIG. 7) to the third position (as shown in FIG. 9) through the second groove 51 exposed on the side edge surface 10 a in the reverse direction of the Z axis, for example.示). At this time, the first displacement component 40 is still maintained in the second position, the first latch component 30 is accommodated in the through opening 43 without being exposed to the side edge surface 10 a, and the second latch component 60 is driven by the second displacement component 50 The second latch groove 94 is detached from the second latch groove 94 and is received in the receiving groove 11 without being exposed to the first side surface 10 b, as shown in FIG. 10. Thereby, the latch of the sliding door structure 2 in the fully opened state can be released, and at the same time, the body structure 10 is pulled through the second groove 51 in the X-axis direction, for example. When the user can release the tongue structure 60a of the second latch assembly 60 from the second latch groove 94 on the side wall 92, the second groove 51 is further released, and the second displacement assembly 50 is pushed by the elastic element 52, so that The second displacement component 50 is displaced to the fourth position, and the tongue structure 60a of the second latch component 60 is restored to be exposed on the first side surface 10b, as shown in FIG. 8. Through the operation of the latch device 1 described above, the sliding door structure 2 can be latched and unlocked in a closed state or a fully opened state, effectively improving the safety and practicability of the sliding door structure.

FIG. 11 is a perspective structural view of a latch device according to a second preferred embodiment of the present invention. FIG. 12 is a perspective structural view of the latch device of the second preferred embodiment of the present invention from another perspective. FIG. 13 is a schematic diagram showing a partial structure of a latching device according to a second preferred embodiment of the present invention. In this embodiment, the latching device 1a is similar to the latching device 1 shown in FIG. 2 to FIG. 10, and the same component numbers represent the same components, structures, and functions, and are not repeated here. In this embodiment, the first displacement component 40 of the latching device 1 a further includes a limiting slot 47, which is in communication with at least one through-opening 43. The latch device 1 a further includes a third latch assembly 70 pivotally connected to the base 71 embedded in the cover 12, so that the third latch assembly 70 can rotate relative to the cover 12. The third latch assembly 70 further has a button surface for a user to press, and is exposed on the first side surface 18 of the cover 12. In this embodiment, the third latch assembly 70 has a limiting post 72 that penetrates the slot 23 of the fixing frame 20 and is at least partially accommodated in the through opening 43. Among them, the third latch assembly 70 in FIG. 13 is in a released state, because the limiting post 72 of the third latch assembly 70 penetrates the slot 23 of the fixing frame 20 and is partially accommodated in the through opening 43. When the first displacement component 40 is displaced between the first position and the second position, the displacement of the first displacement component 40 is not affected. In other words, the latching device 1a can also achieve the latching and unlocking of the sliding door structure 2 (see FIG. 1) in the closed state or the fully opened state by the aforementioned operation mode. In this embodiment, when the latching device 1 a brings the sliding door structure 2 in the closed state to the latching position, the third latch assembly 70 further provides an auxiliary latching mechanism to ensure the latching state of the sliding door structure 2.

FIG. 14 is a structural relationship diagram illustrating that the third latch assembly of the latch device in the second preferred embodiment of the present invention is in a latched state. FIG. 15 is another perspective view showing the structural relationship of the third latch assembly of the latching device in the latched state in the second preferred embodiment of the present invention. When the latching device 1a makes the closed sliding door structure 2 latch-fixed, the first displacement assembly 40 is displaced to the first position, so that the limiting post 71 is aligned with the limiting slot 47. At this time, the user can press, for example, the button surface of the third latch assembly 70 exposed on the first side surface 18 of the cover body 12 to rotate the third latch assembly 70 and move the limit post 72 to cause the limit post 72 Slide into the limiting grooves 47 of the first displacement assembly 40 to engage with each other. Thereby, the limiting post 72 of the third latch assembly 70 can stop the first displacement assembly 40 from being further displaced from the first position to the second position, thereby ensuring that the sliding door structure 2 in the closed state maintains the latch fixing. When the user wants to release the latch of the third latch assembly 70, the restraint post 72 can slide out by pressing the button surface of the third latch assembly 70 exposed on the first side 18 of the cover 12 in the opposite direction, for example. The limiting slot 47 is received in at least one through opening 43, as shown in FIG. 13. At this time, the latching device 1a can perform the same operations as the aforementioned latching device 1, so that the sliding door structure 2 can be latched and unlocked in a closed state or a fully opened state, and details are not described herein again. In this embodiment, the cover body 12 further has a release hole 19a, which is disposed on the second side surface 19 of the cover body 12, and is opposite to the third latch assembly 70 embedded in the first side surface 18, and is configured to reset the third latch. The position of the lock assembly 70. The user can push the third latch assembly 70 through the release hole 19a with a long needle, for example, so that the restraining post 72 slides out of the limiting slot 47 to accommodate the through-hole 43, so as to release the latch of the third latch assembly 72. . It should be noted that the latching method of the third latch assembly 70 is merely an example, and other methods that can achieve the latching of the first displacement assembly 40 can be applied to the construction of the third latch assembly 70 in the present case. In addition, for example, the auxiliary latch of the third latch assembly 70 is not limited to a latch configured to ensure that the sliding door structure 2 is in a closed state, and this case is not limited thereto.

In summary, the present invention provides a latch device and a suitable sliding door structure thereof. The latching device includes at least two latching components, each of which is configured with a latching slot in a sliding door structure such as a door pillar and a side wall, so that the latching device can be opened or closed when the sliding door body is in a closed position. The sliding door is fixed at the position to improve the safety of the sliding door. The latching device operates correspondingly through at least two displacement components connected to each other, and the user can simply operate with one hand, and can achieve the function of fixing the sliding door in the closed position or the open position. The at least two latch components of the latching device are structured on the sliding door body, and can be opened and closed and latched on both sides of the sliding door structure. In addition, the latching device operates correspondingly through at least two displacement components connected to each other. In addition to fixing the sliding door in the open position of the sliding door, the latching device can also be operated through the displacement component on the side edge surface of the sliding door. . With this, the latching device of the present case can be a concealed sliding door, for example, when the sliding door is opened and hidden in the wall, the purpose of latching can be achieved through the displacement component on the side edge surface of the sliding door. Unlocking effectively improves the safety and practicability of the sliding door structure, and at the same time avoids unexpected switching actions due to shaking.

This case may be modified by anyone who is familiar with this technology, but it is not inferior to those who want to protect the scope of the patent application.

1.1a‧‧‧Latching device

10‧‧‧ Ontology Structure

10’‧‧‧ sliding door body

10a‧‧‧side edge surface

10b‧‧‧First side

10c‧‧‧Second side

11‧‧‧ Receiving groove

12‧‧‧ Cover

13‧‧‧ the first opening

14a, 14b‧‧‧Second opening

15‧‧‧ third opening

16‧‧‧ Fourth opening

17‧‧‧Side edge surface

18‧‧‧ the first side

19‧‧‧ second side

19a‧‧‧release hole

20‧‧‧ fixed frame

20a‧‧‧First side

20b‧‧‧

21‧‧‧ Pivot

22‧‧‧The first positioning slide

23‧‧‧Slot

24‧‧‧ second positioning slide

25‧‧‧ limit window

26‧‧‧Fixed protrusion

30‧‧‧First latch assembly

31‧‧‧Guide Post

32‧‧‧rotation shaft

40‧‧‧First displacement assembly

41‧‧‧first groove

42‧‧‧Guide groove

43‧‧‧ through opening

44‧‧‧first meshing element

45‧‧‧First positioning assembly

46‧‧‧Positioning post

47‧‧‧ limit slot

50‧‧‧Second displacement component

51‧‧‧Second groove

52‧‧‧Elastic element

53‧‧‧Second meshing element

54‧‧‧Limiting Department

55‧‧‧Second positioning component

60‧‧‧Second latch assembly

60a‧‧‧ tongue structure

61‧‧‧Frame

62‧‧‧Spring

63‧‧‧Limiting end

70‧‧‧The third door lock

71‧‧‧ pedestal

72‧‧‧ limit post

2‧‧‧ sliding door structure

90‧‧‧ Door Frame

91‧‧‧ Gate Post

92‧‧‧ sidewall

93‧‧‧first latch slot

94‧‧‧Second latch slot

FIG. 1 illustrates the latching device and the applicable sliding door structure of the first preferred embodiment of the present invention.

FIG. 2 is a partial exploded view illustrating the latching device of the first preferred embodiment of the present invention.

FIG. 3 is an exploded view showing the structure of the latch device according to the first preferred embodiment of the present invention.

FIG. 4 is an exploded view showing the latch device of the first preferred embodiment of the present invention from another perspective.

FIG. 5 is a schematic diagram showing the state of the first exemplary example of the operational relationship between the components in the latch device of the present case.

FIG. 6 is a schematic view showing the three-dimensional structure of the latch device in the first exemplary state.

FIG. 7 is a schematic diagram showing a state of a second exemplary example of the operating relationship between components in the latching device of the present case.

FIG. 8 is a schematic view showing the three-dimensional structure of the latch device in the second exemplary state.

FIG. 9 is a schematic diagram showing the state of a third exemplary example of the operating relationship between components in the latching device of the present case.

FIG. 10 is a schematic view showing the three-dimensional structure of the latch device in the third exemplary state.

FIG. 11 is a perspective structural view of a latch device according to a second preferred embodiment of the present invention.

FIG. 12 is a perspective structural view of the latch device of the second preferred embodiment of the present invention from another perspective.

FIG. 13 is a schematic diagram showing a partial structure of a latching device according to a second preferred embodiment of the present invention.

FIG. 14 is a structural relationship diagram illustrating that the third latch assembly of the latch device in the second preferred embodiment of the present invention is in a latched state.

FIG. 15 is another perspective view showing the structural relationship of the third latch assembly of the latching device in the latched state in the second preferred embodiment of the present invention.

Claims (10)

A latch device includes: a body structure having a side edge surface, at least one side surface, and an accommodation groove, the accommodation groove is adjacent to the side edge surface and the at least one side surface, and the side edge surface Aligned to a first latch slot, the at least one side facing to a second latch slot; a fixing frame disposed in the body structure and received in the accommodating groove, wherein the fixing frame includes A first surface, a second surface, and a limiting window, the first surface and the second surface are opposed to each other, the first surface faces the side edge surface; a first displacement component is received in the receiving recess; A slot slidably disposed on the first surface of the fixing frame, sliding between a first position and a second position in a first axial direction, and having at least one through opening and at least one guide slot; a first A latch assembly is pivotally connected to the fixing frame and has a guide post at least partially accommodated in the at least one guide slot, wherein the guide post is at the first position when the first displacement assembly is located at the first position. Guided by the guide slot to rotate the first latch assembly so that the first latch assembly penetrates at least partially through the first latch assembly At least one penetrating opening and protruding from the side edge surface, so as to engage the first latch component with the first latch slot, wherein when the first displacement component is located in the second position, the guide post is subject to the The guide slot guides and rotates the first latch component, so that the first latch component is accommodated in the at least one through opening; a second displacement component is accommodated in the accommodation groove, and the first displacement The components are adjacent and slidably disposed on the first surface of the fixing frame, sliding between a third position and a fourth position in the first axial direction, and the second displacement component has a limiting portion, relative to The position-limiting window; and a second latch assembly pivotally connected to the fixing frame, having a position-limiting end, penetrating the position-limiting window, and engaging with the position-limiting portion, wherein the second displacement component is located at the first In the three positions, the limiting portion drives the limiting end, so that the second latch component rotates and is accommodated in the accommodating groove; when the second displacement component is in the fourth position, the limiting portion Driving the limiting end to make the second latch assembly rotate and at least partially protrude from the at least one side, The second latch assembly is engaged with the second latch groove. The latching device according to claim 1, wherein the first displacement component includes a first engaging element, the second displacement component includes a second engaging element, and the first engaging element and the second engaging element are opposed to each other, When the first displacement component is located at the first position, the first engagement element and the second engagement element are engaged with each other, and the second displacement component is driven to move to the third position. The latching device according to claim 1, wherein the second displacement component includes an elastic element disposed between the second displacement component and the fixing frame, and is assembled to push the second displacement component toward the first displacement. Component, wherein when the first displacement component is located in the second position, the second displacement component is pushed by the elastic element, the second displacement component is displaced to the third position, the first engaging element and the second engaging element Engage each other. The latching device according to claim 1, wherein the first displacement component includes at least a first groove exposed on the at least one side of the body structure, and is configured to be subjected to a force by a user to the first position. The first displacement component is slid between the second position and the second position. The latching device according to claim 4, wherein the second displacement component includes at least one second groove exposed on the side edge surface of the body structure, and is configured to be subjected to a force by a user to the third The second displacement component is slid between the position and the fourth position. The latching device according to claim 5, further comprising a cover body for covering the receiving groove, wherein the cover body includes at least a first opening, at least a second opening, a third opening, and a The fourth opening is respectively aligned with the at least one through opening, the at least one first groove, the second latch assembly, and the at least one second groove. The latch structure according to claim 1, wherein the fixing frame includes at least a first positioning slide rail disposed on the first surface, the first displacement component includes at least a first positioning component, and the at least one first The positioning slide is engaged, and the first displacement component is assembled to slide between the first position and the second position in the first axial direction, wherein the fixing frame includes at least a second positioning slide provided in the first position. On one side, the second displacement component includes at least one second positioning component that is engaged with the at least one second fixed piece slide rail, and the third displacement position of the second displacement component in the first axial direction and the first Slide between four positions. The latching device according to claim 1, wherein the fixing frame includes a notch disposed along the first axis, and the first displacement component includes a positioning post partially received in the notch, and the assembly is restricted The first displacement component slides between the first position and the second position along the first axis. The latch structure according to claim 8, wherein the first displacement component includes a limiting slot and communicates with the at least one through opening, and the latch device further includes a third latch component pivotally connected to the cover. And the third latch component has a limiting post penetrating the slot, and at least partially accommodated in the at least one through opening, the first displacement component is moved to the first position, and the limiting post When the limit slot is aligned, the third latch component rotates to drive the limit column, engage the limit column with the limit slot, and stop the first displacement component from the first position to the first position. Displacement of two positions. A sliding door structure includes: a door frame including at least one door post and at least one side wall, wherein the door post has a first latch slot and the side wall has a second latch slot; a slide door body is slidably disposed on the door body; The door frame has a side edge surface, at least one side surface, and an accommodation groove, wherein the accommodation groove is adjacent to the side edge surface and the at least one side surface, and the side edge surface faces the at least one door post and is aligned. To the first latch slot, the at least one side surface sliding along the at least one side wall and aligned to the second latch slot; and a latch device embedded in the receiving groove of the sliding door body, wherein The latching device includes: a fixing frame disposed on the sliding door body and received in the accommodating groove, wherein the fixing frame includes a first surface, a second surface, and a limiting window; One surface and the second surface are opposite to each other, the first surface faces the side edge surface; a first displacement component is received in the accommodating groove, and is slidably disposed on the first surface of the fixing frame, in a Sliding between a first position and a second position in the first axis, and having at least A through opening and at least one guide slot; a first latch assembly pivotally connected to the fixing frame and having a guide post at least partially accommodated in the at least one guide slot, wherein the first displacement component When in the first position, the guide post is guided by the guide groove to rotate the first latch assembly, so that the first latch assembly at least partially penetrates the at least one through opening and protrudes from the side edge. Surface to engage the first latch component with the first latch slot; wherein when the first displacement component is in the second position, the guide post is guided by the guide slot to rotate the first latch Component, so that the first latch component is accommodated in the at least one through opening; a second displacement component is accommodated in the accommodation groove, is adjacent to the first displacement component, and is slidably disposed on the fixing frame; The first surface slides between a third position and a fourth position on the first axis, and the second displacement component has a limiting portion relative to the limiting window; and a second latch component Is pivotally connected to the fixing frame, has a limiting end, penetrates the limiting window, and is connected with the limiting portion Meshing, wherein when the second displacement component is located in the third position, the limiting portion drives the limiting end to rotate the second latch component and be accommodated in the accommodating groove; When the displacement component is located in the fourth position, the limiting portion drives the limiting end to rotate the second latch component and at least partially protrude from the at least one side, so that the second latch component and the first latch component Two latch slots engage.