TWM603497U - Hand tool adapter - Google Patents

Abstract

The new model is an adapter device. The middle of the adapter device is used for socketing with a hand tool, one end of the adapter device is used for mounting on a first workpiece, and the opposite end of the adapter device is provided with a groove for mounting a second workpiece. In this way, the type and number of workpieces that can be docked by the adapter device can be expanded, thereby expanding the application range of hand tools.

Description

Hand tool adapter

The new type is related to the adapter device, in particular to a hand tool adapter device.

Ratchet wrenches are usually used with socket tools for disassembly and assembly operations. Specifically, a ratchet wheel is usually pivoted on the wrench body of the ratchet wrench, and a socket hole is provided in the center of the ratchet wheel. A number of embedding aids are protrudingly provided on the inner periphery of the socket hole for embedding in several embedding grooves on the outer periphery of one end of the sleeve tool. Since the socket hole specification of the ratchet wrench is fixed, if you want to use the socket tool to install different sizes of loading and unloading workpieces (such as screwdrivers, hex wrenches, etc.) or directly use the socket tool to disassemble parts of different sizes. When installing, you need to choose a sleeve tool of the corresponding specification.

However, not every end of the socket tool used to engage the ratchet wrench has the shape of a polygonal column, making it difficult for such a socket tool to be used for the ratchet wrench. In this regard, an adapter device that can be used to connect the socket tool and the ratchet wrench has been developed, as shown in the "Improved Adapter Structure" of the Republic of China Patent No. M251687.

Most of the existing adapter devices have one end installed on the ratchet wrench, and the opposite end is installed on the sleeve tool. In other words, the existing adapter devices can only be installed with one sleeve tool, and it is impossible to install another sleeve tool or load and unload the workpiece after the sleeve tool is installed. Therefore, when users want to disassemble and install parts of different specifications and sizes, they need to frequently replace the sleeve tool, which causes inconvenience in use.

The purpose of the present invention is to provide an adapter device that can be sleeved by a wrench and can be installed with multiple workpieces at the same time.

To achieve the foregoing objective, the present invention is an adapter device suitable for detachably combining with a hand tool, a first workpiece and a second workpiece. The adapter device includes a first joint part, a second joint part and a support part. The first joint includes a first end and a second end opposite to the first end. The first end of the first joint is used to detachably connect the first workpiece. The second joint is used to be detachably sleeved on the hand tool. The second joint includes a first end and a second end opposite to the first end. The first end of the second joint is connected to the second end of the first joint. The second joint portion is provided with a first groove at the second end. The support part is connected to the second end of the second joint part. The support portion includes a through hole, and the through hole and the first groove of the second joint portion are located on an axis of the adapter device and communicate with each other to form an accommodating space. The accommodating space is used for inserting the second workpiece. Moreover, on the axis, the projected area of the first joint is smaller than the projected area of the second joint, and the projected area of the second joint is smaller than the projected area of the support part.

In other embodiments, the aforementioned first joint portion further includes a first outer surface. A second groove is recessed from the first outer surface of the first joint portion, and the second groove includes a first groove surface. The first joint part further includes a first elastic element and a first engaging element for detachably engaging with the first workpiece. One end of the first elastic element is connected to the first groove surface, and the opposite end of the first elastic element is connected to the first engaging element. The first engaging member protrudes from the first outer surface.

In other embodiments, the aforementioned second joint portion further includes a second outer surface. A third groove is recessed from the second outer surface of the second joint portion, and the third groove includes a second groove surface. The second joint part further includes a second elastic element and a second engaging element for detachably engaging with the hand tool. One end of the second elastic member is connected to the above-mentioned second groove surface, and the opposite end of the second elastic member is connected to the second engaging member. The second engaging member protrudes from the second outer surface.

In other embodiments, the supporting portion further includes a flange, and when the adapter device is combined with the hand tool, the flange is used to abut the hand tool.

In other embodiments, the angle between a surface of the flange and the second outer surface of the second joint is greater than 90 degrees.

In other embodiments, the edge of the first end of the first joint portion includes a chamfer.

In other embodiments, the edge of the first end of the second joint portion includes a chamfer.

In other embodiments, the first joint portion is at least partially in the shape of a quadrangular column.

In other embodiments, the first joint portion is at least partially in the shape of a hexagonal column.

In other embodiments, the supporting portion is at least partially cylindrical.

It can be seen from the above that the adapter device provided by this creation is not only provided with the first joint part to be detachably joined to the first workpiece, but also provided with the second joint part and the second joint part to be detachably joined to the second workpiece. The supporting part can expand the type and quantity of the workpieces that can be docked by the adapter device, thereby expanding the application range of the hand tool. Moreover, if at least one of the side surfaces of the first joint part and the second joint part is provided with an engaging member, so that when the first joint part is butted with the first workpiece or when the second joint part is sleeved by a hand tool, Strengthen the effect of fastening, not easy to fall off. In addition, the projected area of the support part is larger than the projected area of the second joint part, so when the adapter device is connected to the hand tool, the support part can abut against the socket hole of the hand tool, restricting the adapter device and the hand tool from rotating. The mutual displacement on the axis of the connecting device is convenient for users to operate.

Referring to FIGS. 1 to 4, an adapter device 10 provided in an embodiment of the present invention is suitable for detachably combining with a hand tool 20, a first workpiece 30 and a second workpiece 40. Specifically, the two opposite sides of the adapter device 10 are used to detachably carry or connect the first workpiece 30 and the second workpiece 40, and the middle section of the adapter device 10 can be used for the hand tool 20 to be socketed.

This creation does not limit the applicable hand tool 20, the first workpiece 30 and the second workpiece 40. However, for the convenience of description, the following will enumerate the hand tool 20 as a ratchet wrench, the first workpiece 30 as a nut sleeve and The second workpiece 40 is a cross screwdriver head as an example. The hand tool 20 includes a main body 21 with a socket hole 22 provided on the main body 21. The socket hole 22 is configured to socket the middle section of the adapter device 10. The end surface 311 of the first end 31 of the first workpiece 30 is recessed with a groove, and the groove can be used to sleeve a part, such as a nut. The end surface 321 of the second end 32 of the first workpiece 30 is recessed with another groove 32H. The first end 41 of the second workpiece 40 is in the shape of a polygonal column, such as a hexagonal column, and the second end 42 of the second workpiece 40 is configured in a shape that can be used to abut against the cross recess of a screw.

The adapter device 10 includes a first joining portion 11, a second joining portion 12 and a supporting portion 13. The first joint portion 11 is used to detachably connect to the first workpiece 30, the second joint portion 12 is used to be detachably sleeved by the hand tool 20, and the second joint portion 12 and the support portion 13 jointly detachably carry the first workpiece 30 Two workpiece 40. The details of the adapter device 10 will be described as an example below.

The first joining portion 11 includes a first end 111 and a second end 112 opposite to the first end 111. The first end 111 of the first joint 11 is used to detachably insert into the groove 32H of the second end 32 of the first workpiece 30. At least part of the shape and size of the first joint 11 can be designed to match the shape and size of the groove 32H of the first workpiece 30, so that when the first joint 11 is inserted into the groove 32H of the first workpiece 30, both Connect tightly and not easily fall off. In addition, the end surface 113 of the first end 111 of the first joining portion 11 may be, for example, a flat surface. The edge of the end surface 113 may also be provided with a chamfer 117, for example, so that the first joining portion 11 can enter the groove 32H along the chamfer 117 during the process of being inserted into the groove 32H of the first workpiece 30. In this embodiment, at least part of the shape of the first joining portion 11 may also be, for example, a polygonal column, such as a quadrangular column. Each corner of the polygonal cylinder may be, for example, an arc angle.

The second joint portion 12 includes a first end 121 and a second end 122 opposite to the first end 121. The first end 121 of the second joint 12 is connected to the second end 112 of the first joint 11. The second joining portion 12 is provided with a first groove 12H at the second end 122. The geometric center of the first groove 12H may be located on an axis P of the adapter device 10, for example. For example, a chamfer 127 may be provided on the first end 121 of the second joint 12 near the joint with the first joint 11, so that the second joint 12 can be secured when the hand tool 20 is sleeved on the second joint 12 Follow this chamfer 127 into the socket hole 22 of the hand tool 20. Moreover, on the axis P, the projected area of the first joint 11 may be, for example, smaller than the projected area of the second joint 12. In this embodiment, at least part of the shape of the second joint 12 may also be, for example, a polygonal column, such as a hexagonal column.

The supporting portion 13 is connected to the second end 122 of the second joining portion 12. The supporting portion 13 includes a through hole 13H, and the geometric center of the through hole 13H is located on the axis P of the adapter device 10. The through hole 13H can, for example, communicate with the first groove 12H of the second joint portion 12 to form an accommodating space U. The accommodating space U is used for inserting the first end 41 of the second workpiece 40. An inner surface of the through hole 13H may be, for example, an inclined surface 134 near a receiving surface 133 of the supporting portion 13, that is, the angle between the inclined surface 134 and the receiving surface 133 may be, for example, greater than 90 degrees. Therefore, when the second workpiece 40 is In the process of inserting into the accommodating space U, the first end 41 of the second workpiece 40 can enter the perforation 13H along the inclined surface 134, and then be inserted into the accommodating space U. Moreover, on the axis P, the projected area of the second joining portion 12 may be, for example, smaller than the projected area of the supporting portion 13. Furthermore, the supporting portion 13 may further include a flange 131, and the flange 131 may surround the perforation 13H, for example. Thereby, when the adapter device 10 and the hand tool 20 are combined, the flange 131 can press against the hand tool 20 to limit the mutual displacement of the adapter device 10 and the hand tool 20 on the axis P of the adapter device 10. Therefore, the adapter device 10 will only partially pass through the socket hole 22 of the hand tool 20, and the entire adapter device 10 will not pass through the socket hole 22 of the hand tool 20. In this embodiment, the shape of at least part of the supporting portion 13 may be, for example, a polygonal column or a cylinder.

The switching device 10 of the present invention has various usage states, as shown in FIG. 1. One of the usage states can be, for example, using the adapter device 10 of the present invention, so that the hand tool 20 can be applied to nuts of various sizes as the first workpiece 30. Specifically, the user can, for example, insert the adapter device 10 into the socket hole 22 of the hand tool 20 in the direction L1 starting from the first joint 11, and then let the second joint 12 enter the socket hole of the hand tool 20 along the way. 22 so that the second joint 12 is sleeved by the hand tool 20. Since the supporting portion 13 of the adapter device 10 is provided with a flange 131, the relative movement of the adapter device 10 and the hand tool 20 will be restricted by the flange 131. Eventually, the flange 131 will abut against the socket hole 22 of the hand tool 20, so that the adapter device 10 can no longer move relative to the hand tool 20 in the direction L1. Then, at least a part of the first joint 11 of the adapter device 10 is inserted into the groove 32H of the first workpiece 30 from the end surface 321 of the groove 32H of the first workpiece 30 along the direction L1. At this time, the user can indirectly control the first workpiece 30 by directly controlling the hand tool 20.

Another use state can be, for example, using the adapter device 10 of the present invention, so that the hand tool 20 can be applied to various types of screwdrivers, such as cross screwdrivers and flat-head screwdrivers. Specifically, after the hand tool 20 is sleeved on the second joint 12 of the adapter device 10 in the above-mentioned manner, the user can further, for example, move the first end 41 of the driver bit as the second workpiece 40 along the direction L1 is inserted into the accommodating space U of the adapter device 10 through the receiving surface 133 of the supporting portion 13. When the first end 41 of the second workpiece 40 abuts against the bottom surface of the first groove 12H of the accommodating space U, the second workpiece 40 cannot continue to enter the accommodating space U of the adapter device 10 along the direction L1. At this time, the user can directly manipulate the second workpiece 40 by directly controlling the hand tool 20.

In addition, in order to enhance the degree of fastening between the first joint portion 11 of the adapter device 10 and the first workpiece 30, in this embodiment or other embodiments, it may be, for example, on a first outer surface of the first joint portion 11. 114 is provided with a second groove 115. The second groove 115 is recessed from the first outer surface 114 and includes a first groove surface 116. The first joining portion 11 further includes a first elastic member 141 and a first engaging member 14 for detachably engaging with the first workpiece 30. One end of the first elastic member 141 is connected to the first groove surface 116, and the opposite end of the first elastic member 141 is connected to the first engaging member 14. The first engaging member 14 protrudes from the first outer surface 114. When the first engaging portion 11 of the adapter device 10 is inserted into the groove 32H of the first workpiece 30, the first engaging member 14 will be pushed by the side surface 322 of the groove 32H to move in the direction L2 perpendicular to the axis P. Since the first elastic member 141 will provide a restoring force to the first engaging member 14, the first engaging member 14 can be held against the side surface 322 of the groove 32H of the first workpiece 30, so that the second part of the adapter device 10 A joint 11 is fastened to the first workpiece 30.

Similarly, in this embodiment or other embodiments, a third groove 125 may be provided on a second outer surface 124 of the second joint portion 12, and the third groove 125 is recessed from the second outer surface 124 and Contains a second groove surface 126. The second engaging portion 12 further includes a second elastic member 151 and a second engaging member 15 for detachably engaging with the hand tool 20. One end of the second elastic member 151 is connected to the second groove surface 126, and the opposite end of the second elastic member 151 is connected to the second engaging member 15. The second engaging member 15 protrudes from the second outer surface 124. When the hand tool 20 is sleeved on the second joining portion 12 of the adapter device 10, the second engaging member 15 will be pushed by the side surface 23 of the sleeve hole 22 of the hand tool 20 to move in the direction L2. Since the second elastic member 151 will provide a restoring force to the second engaging member 15, the second engaging member 15 can hold against the side surface 23 of the socket hole 22 of the hand tool 20, thereby enabling the second engaging member 10 The second joint 12 is fastened to the hand tool 20.

In addition, in this embodiment or other embodiments, the socket hole 22 of the hand tool 20 can be further provided with a limiting groove 24, for example, on the side surface 23 thereof. The limiting slot 24 is located between the openings on opposite sides of the socket hole 22. The limiting groove 24 may, for example, be looped in the circumferential direction of the socket hole 22, or may be elongated but not looped in the circumferential direction of the socket hole 22, or may be, for example, only a point depression. Therefore, when the hand tool 20 is sleeved on the second engaging portion 12 of the adapter device 10, the second engaging member 15 of the second engaging portion 12 will engage with the limiting groove 24, so that the adapter device 10 is not only The displacement in the direction of the axis P is restricted, and the displacement in the circumferential direction of the socket hole 22 is also restricted, so that the second joint 12 of the adapter device 10 is more securely attached to the hand tool 20.

Although the foregoing embodiments use different types of first workpieces and second workpieces as examples, the creation is not limited to this. In other embodiments of the present creation, the first workpiece and the second workpiece may also be workpieces of the same type but different sizes.

In addition, although the number of the above-mentioned engaging structures (ie, the first engaging member 14 and the first elastic member 141) on the first joint portion 11 is described as an example, the present creation is not limited to this. In other embodiments, the components and number of the snap-fit structure can be designed according to actual requirements. For example, the number of the first engaging members 14 on the first joint 11 may be more than two, and each first engaging member 14 may be matched with one or more first elastic members 141.

Similarly, although the number of the above-mentioned engaging structures (ie, the second engaging member 15 and the second elastic member 151) on the second joint 12 is described as an example, the present creation is not limited to this. In other embodiments, the components and number of the snap-fit structure can be designed according to actual requirements. For example, the number of the second engaging members 15 on the second joint 12 may be more than two, and each second engaging member 15 may be matched with one or more second elastic members 151.

In summary, the adapter device provided by this creation can be used to detachably connect or carry two workpieces at its opposite ends, so as to expand the type and number of workpieces that the adapter device can dock, thereby expanding the hand The applicable range of the tool saves the time of replacing workpieces and improves the efficiency of disassembly and assembly operations. If at least one engaging member is further provided on the side of the adapter device, the adapter device can strengthen the fastening effect when the workpiece is docked or when it is sleeved by a hand tool, and it is not easy to fall off. In addition, when the adapter device is sleeved on the hand tool, the adapter device can abut against the socket hole of the hand tool by its supporting part to limit the mutual displacement of the adapter device and the hand tool on the axis of the adapter device , It is convenient for users to operate.

10: Adapter

11: The first joint

111: The first end of the first joint

112: The second end of the first joint

113: The end surface of the first end of the first joint

114: The first outer surface of the first joint

115: The second groove of the first joint

116: The first groove surface of the second groove

117: Chamfer of the first joint

12: The second joint

12H: The first groove of the second joint

121: The first end of the second joint

122: The second end of the second joint

124: The second outer surface of the second joint

125: The third groove of the second joint

126: The second groove surface of the third groove

127: Chamfer of the second joint

13: Support

13H: Perforation of support part

131: Flange of the support part

132: Surface of the support part

133: The bearing surface of the support part

134: Inclined surface of support

14: The first snap

141: The first elastic part

15: The second clip

151: second elastic part

20: hand tools

21: main body

22: Socket hole for hand tools

23: The side of the socket hole

24: Limit slot of socket hole

30: The first workpiece

31: The first end of the first workpiece

311: The end face of the first end of the first workpiece

32: The second end of the first workpiece

32H: Groove of the first workpiece

321: The end face of the second end of the first workpiece

322: The side of the groove of the first workpiece

40: second workpiece

41: The first end of the second workpiece

42: The second end of the second workpiece

P: The axis of the adapter

U: The housing space of the adapter

L1, L2: direction

Fig. 1 is a schematic diagram of a state of a switching device drawn according to an embodiment of the present creation when in use; Fig. 2 is a three-dimensional schematic diagram of the adapter device drawn according to an embodiment of the present creation; Figure 3 is a bottom view of the adapter device drawn according to an embodiment of the present creation; and Fig. 4 is a schematic cross-sectional view drawn along the section line 4-4 in Fig. 3.

10: Adapter

11: The first joint

12: The second joint

13: Support

133: The bearing surface of the support part

14: The first snap

141: The first elastic part

15: The second clip

151: second elastic part

20: hand tools

21: main body

22: Socket hole for hand tools

23: The side of the socket hole

24: Limit slot of socket hole

30: The first workpiece

31: The first end of the first workpiece

311: The end face of the first end of the first workpiece

32: The second end of the first workpiece

32H: Groove of the first workpiece

321: The end face of the second end of the first workpiece

322: The side of the groove of the first workpiece

40: second workpiece

41: The first end of the second workpiece

42: The second end of the second workpiece

P: The axis of the adapter

U: The housing space of the adapter

L1: direction

Claims (10)

A hand tool adapter device is suitable for being detachably combined with the hand tool, a first workpiece and a second workpiece. The adapter device includes: a first joint portion, including a first end and relative to the A second end of the first end, the first end of the first joint is used to detachably connect to the first workpiece; a second joint includes a first end and a first end opposite to the first end At the second end, the first end of the second joint part is connected to the second end of the first joint part, the second joint part is provided with a first groove at the second end, and the second joint part is used for Detachably sleeved on the hand tool; and a support portion connected to the second end of the second joint portion, the support portion includes a perforation, the perforation and the first groove of the second joint portion are located in the On an axis of the adapter device and communicated to form an accommodating space for inserting the second workpiece, wherein on the axis, the projected area of the first joint is smaller than that of the second joint shadow area. The adapter device according to claim 1, wherein the first joint portion further includes a first outer surface, the first joint portion is recessed from the first outer surface with a second groove, and the second groove includes A first groove surface, the first joint portion further includes a first elastic member and a first engaging member for detachably engaging with the first workpiece, and one end of the first elastic member is connected to the first On the groove surface, the opposite end of the first elastic element is connected to the first engaging element, and the first engaging element protrudes from the first outer surface. The adapter device according to claim 1, wherein the second joint portion further includes a second outer surface, the second joint portion is recessed from the second outer surface with a third groove, and the third groove includes A second groove surface, the second engagement portion further includes a second elastic member and a second engaging member for detachably engaging with the hand tool, one end of the second elastic member is connected to the second groove On the other hand, the opposite end of the second elastic element is connected to the second engaging element, and the second engaging element protrudes from the second outer surface. The adapter device according to claim 1, wherein the support portion further includes a flange, and when the adapter device is combined with the hand tool, the flange is used to abut the hand tool. The adapter device according to claim 4, wherein the angle between a surface of the flange and the second outer surface of the second joint is greater than 90 degrees. The adapter device according to claim 1, wherein the edge of the first end of the first joint portion includes a chamfer. The adapter device according to claim 1, wherein the edge of the first end of the second joint portion includes a chamfer. The adapter device according to claim 1, wherein the first joint is at least partially in the shape of a quadrangular column. The adapter device according to claim 1, wherein the first joint is at least partially in the shape of a hexagonal column. The adapter device according to claim 1, wherein the supporting portion is at least partially cylindrical.

Images