TW202003163A - Sliding rod structure effectively overcomes the defect that the workpiece is not carefully released due to accidental touch - Google Patents

Abstract

A sliding rod structure comprises an operating rod with a joint arranged on the operating rod in a sliding manner. A sliding unit is slidably arranged in the joint in an axial direction. The sliding unit is connected with a limiting ball and is further provided with a guiding slope. The circumferential side of the joint is radially provided with a control pin. The control pin is provided with an abutting top. The abutting top abuts against the guiding slope. When a user connects a workpiece to the joint, the control pin can be pressed to push the sliding unit to slide through the wedge-shaped effect in order to further drive the limiting ball to fall into the joint, so that the purpose of releasing the workpiece by the joint is achieved. The disadvantage of the conventional sliding rod of which the locking/releasing structure is liable to accidentally release the workpiece due to accidental touch can be effectively overcome.

Description

Slider structure

The invention relates to a hand tool, in particular to a slide bar structure with locking/releasing function.

Among the existing hand tools, there is a structure called a sliding rod, which mainly has an operating rod, and a joint is provided on the operating rod, and a driving head is protruded at one end of the joint for connecting Working pieces such as sleeves, so that users can drive the joint to freely slide on the operating rod according to the needs of use. When the working piece needs to be quickly rotated, the joint can be moved to the middle position of the operating rod as The T-bar is used, and when the work piece needs to be operated with a large torque, the joint can be moved to one end of the operating rod to be used as a lever, so that the sliding rod can be used in a wider operating environment.

Although the above slide bar structure is easy to use and suitable for a wide range of operating environments, it is quite popular with users. However, the driving head of the conventional slide bar usually does not have a locking/release structure, and only uses springs combined with riveted balls The work piece is connected and fixed against the inner wall of the work piece. When the work piece is to be detached from the driving head, the driving head is not easy to be removed by the user due to the lack of a release structure, so it is developed by the industry. For example, the "Renovation of Sliding Bar Dropout Structure" of the Republic of China New Patent No. M266133, please refer to Figures 1 to 3, it mainly has a rod body 1, and one side of the rod body 1 is formed by flat cutting There is a contact surface 2, and a main body 3 is slidably arranged on the rod body 1, the main body 3 is extended with a driving head 4, and a control body 5 is slidably arranged in the main body 3, and the control body 5 is provided with a level surface 6 At the same time, the driving head 4 is provided with a bead hole 7 corresponding to the level surface 6, the bead hole 7 accommodates a bead body 8, and the control body 5 is further connected with a spring 9, thereby, as shown in FIG. 3, when To disengage the working piece from the driving head 4, the rod body 1 can be rotated so that the abutment surface 2 faces the control body 5, so that the control body 5 can be pushed upward by the spring 9 to displace upwards, thereby causing the bead 8 can be retracted into the bead hole 7 to release the working piece.

However, the above-mentioned sliding bar drop-off structure is improved when in use (ie, when combined with a work piece such as a sleeve), the user usually holds the body 3 with one hand, and adjusts the distance of the bar body 1 with one hand, that is, the user is prone to frequent contact By mistakenly rotating the rod body 1 and causing the working member to fall off from the driving head 4, the inventor of the present invention, after observing the above-mentioned shortcomings, believes that the existing sliding rod structure is really necessary for improvement, and thus has the present invention produce.

The purpose of the present invention is to provide a slide bar structure that can only selectively connect a limit ball to protrude or hide into a joint by controlling a control pin to lock a working piece to the joint or release it from the joint The work piece can effectively avoid the occurrence of misoperation.

To achieve the above purpose, the slide bar structure provided by the present invention includes: a joint having a body and a driving head connected to the body, and a receiving groove is axially recessed at one end of the body A first sliding hole communicating with the receiving slot is axially penetrated in the head, and a second sliding hole communicating with the receiving slot is radially penetrated on the peripheral side of the body, and the peripheral side of the driving head is A bead receiving hole communicating with the first sliding hole is penetrated in the radial direction, two perforations communicating with the receiving groove are penetrated on the peripheral side of the body; and an operating rod is penetrated through the two perforations of the body, A limit portion is radially protruded from two adjacent ends of the operating rod on the circumferential side to limit the sliding of the body between the limit portions; and a sliding unit is displaceable and has a sliding lever and A tapered head, the sliding rod is slidably disposed in the first sliding hole, one end of the sliding rod is located in the receiving groove and is gradually expanded axially to form the tapered head, the circumference of the tapered head A guide slope is provided at the side corresponding to the second sliding hole, a receiving part is provided at the circumferential side of the sliding rod corresponding to the bead receiving hole; and a first elastic member is provided in the receiving slot, and One end of the first elastic member is pressed against the shaft of the operating rod, and the other end of the first elastic member is pressed against the tapered head of the sliding unit; and a limit ball, which is provided In the bead-holding hole and the accommodating portion, the limiting ball is partially protruded outside the driving head; there is also a control pin, which is slidably disposed in the second sliding hole, and the control pin faces the guide One end of the inclined surface is provided with an abutting portion, the abutting portion is abutted against the guiding inclined surface, and the other end of the control pin protrudes out of the body and is provided with a pressing portion, when the pressing portion is pressed, the sliding The unit is moved toward the operating lever due to the guiding slope of the tapered head being subjected to the pressing force from the top, and the limiting ball is retracted into the driving head.

According to the sliding rod structure provided by the present invention, when a user connects a working piece to the joint, the first elastic piece pushes against the sliding unit and moves away from the operating rod, so that the limiting ball is located at the The shallow groove section protrudes out of the bead hole and abuts against the inner wall of the working piece, which can lock the working piece to the joint, and when the user wants to remove the working piece from the joint, The pressing portion of the control pin can be pressed, so that the abutment pushes the sliding unit toward the operation rod through a wedge-shaped action, so that the limit ball enters the deep groove section and hides into the bead hole, reaching The purpose of the joint to release the working piece is to make the slide bar structure of the present invention only by controlling the control pin to link the limit ball to protrude or hide into the joint, so as to achieve the locking of the working piece to the joint Or, the purpose of releasing the working piece by the joint can effectively solve the shortcomings of the locking/release structure of the conventional slide bar, which is easy to inadvertently release the working piece due to accidental touch.

Please refer to FIG. 4, FIG. 5 and FIG. 6, which is a perspective view, an exploded view and a cross-sectional view of the first preferred embodiment of the present invention, which discloses a slide bar structure 100, the slide bar structure 100 The department includes:

A connector 10 has a body 11 and a driving head 12 connected to the body 11. An end of the body 11 is axially recessed with a receiving slot 13. The driving head 12 is axially provided with a communication channel The first sliding hole 14 of the receiving slot 13 has a peripheral side of the body 11 radially penetrated by a second sliding hole 15 communicating with the receiving slot 13, and the peripheral side of the driving head 12 is radially penetrated by a continuous Through the bead receiving hole 16 of the first sliding hole 14, two perforations 17 communicating with the receiving slot 13 are penetrated on the peripheral side of the body 11.

An operating rod 20, which is penetrated through the two perforations 17 of the body 11, so that the body 11 can slide on the operating rod 20, and the peripheral side of the operating rod 20 is protruded radially adjacent to the two ends There is a limiting portion 21 for limiting the sliding of the body 11 between the limiting portions 21, wherein the limiting portion 21 can be a common spring plunger.

A sliding unit 30 is displaceable and has a sliding rod 31 and a tapered head 32, wherein the sliding rod 31 is slidably disposed in the first sliding hole 14, and one end of the sliding rod 31 is located in the The tapered head 32 is formed in the accommodating groove 13 and gradually expanded axially. In this embodiment, the tapered head 32 is formed into a conical shape, and the circumferential side of the tapered head 32 corresponds to the second slide A guide slope 33 is provided at the hole 15, the guide slope 33 is looped around the periphery of the tapered head 32, and the end surface of the tapered head 32 corresponds to the operating rod 20 and a positioning groove 34 is recessed , And the circumferential side of the sliding rod 31 corresponds to the bead accommodating hole 16 is provided with an accommodating portion 35, in this embodiment, the accommodating portion 35 is a bead accommodating groove, and the bead accommodating groove is sliding along the The rod 31 is axially formed with a shallow groove section 351 and a deep groove section 352 located below the shallow groove section 351.

A first elastic member 40 is disposed in the accommodating groove 13, and one end of the first elastic member 40 is pressed against the shaft of the operating rod 20, and the other end of the first elastic member 40 is pressed against The tapered head 32 of the sliding unit 30 is in this embodiment, the first elastic member 40 is a spring, and the other end of the first elastic member 40 is accommodated in the positioning groove 34 .

A limiting ball 50 is disposed in the bead accommodating hole 16 and the accommodating portion 35. The limiting ball 50 is partially protruded outside the driving head 12.

A control pin 60 is slidably disposed in the second sliding hole 15, and the sliding direction of the control pin 60 is radial, and the displacement direction of the sliding unit 30 is axial, and the two are approximately At an angle of 90 degrees, another end of the control pin 60 facing the guiding slope 33 is provided with a countertop 61, which abuts against the guiding slope 33. In this embodiment, the control pin 60 faces the One end of the groove 13 is expanded outwardly to form the abutment portion 61, the abutment portion 61 corresponds to the contour of the guiding slope 33 is arc-shaped, the abutment portion 61 and the guiding slope 33 are in point contact with each other, and the The other end of the control pin 60 protrudes outside the body 11 and is provided with a pressing portion 62.

In order to further understand the structural features of the present invention, the use of technical means and the expected effect, the manner of use of the present invention is described here. It is believed that this can provide a more in-depth and specific understanding of the present invention, as follows:

Please also refer to FIG. 7 and FIG. 8 at the same time, which is a schematic diagram of use and operation of the first preferred embodiment of the present invention. When a user sleeves the connection hole 201 of a working piece 200 to the connector 10 When the head 12 is driven, as shown in FIG. 7 at this time, because the first elastic member 40 is provided between the operating lever 20 and the sliding unit 30, when the user does not apply force to the control pin 60, The first elastic member 40 is naturally elastically pushed against the sliding unit 30 to move away from the operating rod 20, that is, the sliding unit 30 has a pre-force for downward displacement, so that the limiting ball 50 is located in the shallow groove The segment 351 protrudes out of the bead hole 16 and abuts a catching groove 202 provided on the inner wall of the working member 200, so as to lock the working member 202 to the driving head 12 of the joint 10, and when When the user wants to remove the work piece 200 from the joint 10, the user can press the pressing portion 62 of the control pin 60. At this time, as shown in FIG. 8, when the pressing portion 62 is pressed, the control pin 60 is pressed. When a force is applied, the sliding unit 30 moves toward the operation lever 20 due to the force of the guiding slope 33 of the tapered head 32 being moved toward the top 61, that is, the sliding unit 30 is displaced upward. The limit ball 50 is dropped from the shallow groove section 351 into the deep groove section 352, and can be concealed in the bead receiving hole 16 to be retracted into the driving head 12, so that the working piece can be released from the joint 10 The purpose of 200 is to make the slide bar structure 100 of the present invention can only connect the limit ball 50 to protrude or hide into the joint 10 by the user applying force to the control pin 60 or not, so as to achieve the work The purpose of locking the member 200 to the joint 10 or releasing the working member 200 by the joint 10 can effectively solve the shortcoming of the locking/release structure of the conventional slide bar, which is easy to release the working member 200 due to accidental touch.

It is worth mentioning that, since the contour of the abutment portion 61 corresponding to the guide slope 33 is an arc shape, the abutment portion 61 and the guide slope 33 are in point contact with each other, so in addition to making the control pin 60 easier When the sliding unit 30 is pushed, the guide slope 33 can be prevented from being worn. In addition, since the first elastic member 40 is pressed against the peripheral side of the operating lever 20 and the tapered head 32, it can penetrate The elastic force provided by the first elastic member 40 elastically locates the relative position of the joint 10 on the operating rod 20, so that the joint 10 cannot slide on the operating rod 20 at will without external force, and The effect of positioning the joint 10 can be achieved.

Please refer to FIG. 9, FIG. 10, FIG. 11 and FIG. 12 again, which is an exploded view, a cross-sectional view, a use schematic diagram and an action schematic diagram of the second preferred embodiment of the present invention, considering the above first preferred embodiment For example, the first elastic member 40 supplies the elastic force of the operating lever 20 and indirectly provides the elastic force of the control pin 60 through the sliding unit 30 to control the force of the control pin 60 pushing the sliding unit 30 and the joint 10 and For the elastic positioning between the operating rods 20, if the weight of the first elastic member 40 is too high, it is not easy for the user to press the control pin 60 to drive the sliding unit 30 to slide, otherwise the weight of the first elastic member 40 If it is too low, the fixing force between the joint 10 and the operating rod 20 is insufficient, which is easy to cause the joint 10 to slide. Therefore, in the second preferred embodiment, a large diameter section 131 is formed in the receiving groove 13 A small diameter section 132, the two perforations 17 are located in the large diameter section 131, the second sliding hole 15 is located in the small diameter section 132, a shoulder is formed at the connection between the large diameter section 131 and the small diameter section 132 133, the tapered head 32 of the sliding unit 30 is surrounded by the small-diameter section 132 of the receiving groove 13, the tapered head 32 is formed into a square cone shape, and one of the tapered surfaces is the guiding slope 33, and further includes a second elastic member 70, the second elastic member 70 is a spring, and one end of the second elastic member 70 is pressed against the peripheral side of the operating rod 20, and the second elastic member The other end of 70 bears against the shoulder 133, wherein the diameter of the first elastic member 40 is smaller than the diameter of the second elastic member 70, so that the first elastic member 40 can pass through the second elastic member 70 The weight between the peripheral side of the operating rod 20 and the tapered head 32 of the sliding unit 30, and the pound of the first elastic member 40 is less than the pound of the second elastic member 70, by which The design of the first elastic member 40 is dedicated to control the sliding of the sliding pin 30, and the design of the second elastic member 70 is dedicated to control the elastic positioning of the joint 10 on the operating rod 20, which allows both users to easily pass through The pressing portion 62 of the control pin 60 is used to drive the sliding unit 30 to slide, and to ensure that the joint 10 is firmly positioned on the operating rod 20.

Hereby, the characteristics of the present invention and the achievable expected effects are stated as follows:

In the sliding rod structure 100 provided by the present invention, when the user connects the working member 200 to the joint 10, the first elastic member 40 pushes against the sliding unit 30 to move away from the operating rod 20, so that The limiting ball 50 is located in the shallow groove section 351 of the accommodating portion 35 and protrudes out of the bead receiving hole 16, and abuts against the inner wall of the working piece 200, which can lock the working piece 200 to the joint 10 When the user wants to remove the working member 200 from the joint 10, the user can press the pressing portion 62 of the control pin 60, so that the abutment portion 61 pushes the guiding slope 33 of the sliding unit 30 toward the The direction of the operating lever 20 moves to allow the limiting ball 50 to enter the deep groove section 352 of the accommodating portion 35 and conceal into the bead accommodating hole 16, so as to release the working member 200 by the joint 10, thereby , So that the slide bar structure 100 of the present invention can only control the control pin 60 to link the limit ball 50 to protrude or hide into the joint 10, so as to lock the working member 200 to the joint 10, or by the joint 10. The purpose of releasing the work piece 200 can effectively solve the disadvantage of the conventional slide bar locking/release structure, which is easy to accidentally release the work piece 200 due to accidental touch.

In summary, the present invention has its excellent progress and practicality in similar products. At the same time, it has searched the technical information about this kind of structure at home and abroad, and the same structure has not been found in the literature. Therefore, The present invention already possesses the essentials of the invention patent, and the application is filed according to law.

However, the above is only one of the preferred and feasible embodiments of the present invention. Therefore, any equivalent structural changes that apply to the description of the present invention and the scope of patent application should be included in the patent scope of the present invention.

[Xizhi] 1‧‧‧Bar body 2‧‧‧Abutment 3‧‧‧Main body 4‧‧‧Drive head 5‧‧‧Control body 6‧‧‧Class surface 7‧‧‧Ball hole 8‧‧‧Bead Body 9‧‧‧Spring [invention] 100‧‧‧Slider structure 10‧‧‧Connector 11‧‧‧Body 12‧‧‧‧Drive head 13‧‧‧Volume groove 131‧‧‧Large diameter section 132‧‧ ‧Small diameter section 133‧‧‧Shoulder 14‧‧‧First slide hole 15‧‧‧Second slide hole 16‧‧‧Pearl hole 17‧‧‧Perforation 20‧‧‧Operating lever 21‧‧‧Limit Part 30‧‧‧Sliding unit 31‧‧‧Sliding rod 32‧‧‧ Conical head 33‧‧‧Guide slope 34‧‧‧Locating groove 35‧‧‧Receiving part 351‧‧‧Shallow groove section 352‧‧ ‧Deep groove section 40‧‧‧First elastic part 50‧‧‧Limit ball 60‧‧‧Control pin 61‧‧‧ against top 62‧‧‧Press part 70‧‧‧Second elastic part 200‧‧‧Work Piece 201‧‧‧Connecting hole 202‧‧‧Snap slot

Figure 1 is a perspective view of a conventional slide bar structure. Figure 2 is a cross-sectional view of a conventional slide bar structure. Figure 3 is a schematic diagram of the operation of a conventional slide bar structure. Figure 4 is a perspective view of a first preferred embodiment of the present invention. Figure 5 is an exploded view of the first preferred embodiment of the present invention. Figure 6 is a cross-sectional view of the first preferred embodiment of the present invention. FIG. 7 is a schematic view of the first preferred embodiment of the present invention. Figure 8 is a schematic diagram of the operation of the first preferred embodiment of the present invention. Figure 9 is an exploded view of the second preferred embodiment of the present invention. Figure 10 is a cross-sectional view of a second preferred embodiment of the present invention. FIG. 11 is a schematic view of the second preferred embodiment of the present invention. Figure 12 is a schematic diagram of the operation of the second preferred embodiment of the present invention.

10‧‧‧Connector

11‧‧‧Body

12‧‧‧Drive head

13‧‧‧Container

14‧‧‧First slide hole

15‧‧‧Second slide hole

16‧‧‧Rongzhu hole

17‧‧‧Perforation

20‧‧‧Operation lever

30‧‧‧sliding unit

31‧‧‧sliding rod

32‧‧‧ Conical head

33‧‧‧Guide slope

34‧‧‧Locating slot

35‧‧‧Accommodation Department

351‧‧‧Shallow groove section

352‧‧‧Deep groove section

40‧‧‧The first elastic piece

50‧‧‧Limit ball

60‧‧‧Control pin

61‧‧‧ reached the top

62‧‧‧Pressing part

Claims (10)

A sliding rod structure includes: a joint having a body and a driving head connected to the body, one end of the body is axially recessed with a receiving groove, and the driving head is axially penetrated A first sliding hole communicating with the receiving slot, a circumferential side of the body is radially penetrated by a second sliding hole communicating with the receiving slot, and a circumferential side of the driving head is radially penetrated by a connecting hole A bead hole for sliding holes, two perforations communicating with the groove are penetrated on the peripheral side of the body; an operating rod is penetrated through the two perforations in the body, and the peripheral side of the operating rod is disposed adjacent to the two ends In addition, a limiting portion is provided radially to restrict the body from sliding between the limiting portions; a sliding unit is displaceable and has a sliding rod and a tapered head, the sliding rod can slide It is provided in the first sliding hole, and one end of the sliding rod is located in the groove and gradually expands axially to form the tapered head. A circumferential side of the tapered head corresponds to a second sliding hole The guiding slope, a peripheral portion of the sliding rod corresponding to the bead receiving hole is provided with a receiving portion; a first elastic member is disposed in the receiving groove, and one end of the first elastic member bears against the The shaft of the operating lever, and the other end of the first elastic member bears against the tapered head of the sliding unit; a limiting ball, which is provided in the bead receiving hole and the receiving portion, the limiting position The ball part is protrudingly provided outside the driving head; and a control pin is slidably arranged in the second sliding hole, and the control pin is provided with an abutment toward an end of the guide slope, the abutment against the top It is pressed against the guiding slope, and the other end of the control pin protrudes outside the body and is provided with a pressing part. When the pressing part is pressed, the sliding unit is caused by the guiding slope of the tapered head Being moved toward the operating lever by the force exerted against the top, the limiting ball is retracted into the driving head. According to the sliding rod structure described in item 1 of the patent application scope, wherein the end surface of the tapered head corresponds to the operating rod and is provided with a positioning groove, and one end of the first elastic member is accommodated in the positioning groove , The other end of the first elastic member bears against the shaft of the operating rod. According to the sliding rod structure described in item 1 of the patent application scope, wherein the control pin is expanded outwardly toward one end of the receiving groove to form the abutment, the abutment corresponding to the guide slope is contoured, The abutment and the guide slope are in point contact with each other. According to the sliding rod structure described in item 3 of the patent application scope, wherein the tapered head is conical, and the guide slope is provided on the periphery of the tapered head. According to the slide bar structure described in item 3 of the patent application scope, wherein the tapered head has a square cone shape, and one of the tapered surfaces of the tapered head is the guiding slope. According to the sliding rod structure described in item 1 of the patent application range, the sliding direction of the control pin is radial, and the displacement direction of the sliding unit is axial, and the angle between the two is approximately 90 degrees. According to the sliding rod structure described in item 1 of the patent application scope, wherein the accommodating portion of the sliding rod is a bead accommodating groove, the bead accommodating groove is formed with a shallow groove section along the axial direction of the sliding rod and is located in the A deep groove section below the shallow groove section, when the control pin is not stressed, the limit ball is located in the shallow groove section, when the control pin is stressed, the sliding unit moves upward, the limit ball is caused by The shallow groove section enters the deep groove section. According to the sliding rod structure described in item 1 of the patent application scope, a large-diameter section and a small-diameter section are formed in the receptacle, the two perforations are located in the large-diameter section, and the second sliding hole is located in the A small-diameter section, a shoulder is formed at the connection between the large-diameter section and the small-diameter section, and further includes a second elastic member, one end of the second elastic member abuts against the peripheral side of the operating rod, and the The other end of the second elastic member bears against the shoulder. The sliding rod structure according to item 8 of the patent application scope, wherein the tapered head of the sliding unit is surrounded by the small diameter section of the containing groove, and the diameter of the first elastic member is smaller than the second elastic The diameter of the piece allows the first elastic piece to pass through the second elastic piece to bear between the circumferential side of the operating lever and the tapered head of the sliding unit. According to the slide bar structure described in item 8 of the patent application scope, wherein the pound of the first elastic member is smaller than the pound of the second elastic member.

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