TWI729818B - Tool capable of assembling and disassembling quick-release chain link - Google Patents

Abstract

A tool capable of assembling and disassembling a quick-release chain link. The tool includes a first handle, a second handle, and a swinging member. One end of the first handle is provided with a first working portion. The second handle can rotate relative to the first handle about a virtual rotating axis. The swinging member can be connected to the second handle in a first position or a second position. The swinging member can rotate relative to the second handle about the virtual rotating axis. The first working portion is provided with a first side and a second side. The swinging member is provided with a second working portion provided with a third side and a fourth side. When the swinging member is in the first position, the first side faces the third side, and the second side and the fourth side are opposite to each other. When the swinging member is in the second position, the second side faces the fourth side, and the first side and the third side are opposite to each other, thereby being installed or removed a quick-release chain link.

Description

A tool with both chain removal and chain assembly functions

The present invention mainly discloses a tool, especially a tool that has both the function of disassembling and assembling the chain.

Please refer to my country Patent No. I691386 on the "Two-way Multifunctional Quick Snap Pliers" patent, which is a two-way multifunctional quick snap pliers, including: a first handle unit and a second handle unit, the aforementioned first handle unit The first handle unit is provided with a fixed first disassembly claw; a movable disassembly unit is provided with a second disassembly claw; the mold is pivoted through a rotary switch The aforementioned first handle unit, second handle unit and movable detachment unit are assembled through the assembly. By adjusting the relative position of the rotary switch pivotal module, the first detachment pawl and the second detachment pawl are normally open. State or normally closed state.

However, the structure of the above-mentioned quick-release pliers is complicated. When pressing the first handle unit and the second handle unit, the operation of the pivoting switch module is required to enable the first detachment claw and the second detachment claw to be clamped or unfolded. Rotating the switch pivot module will cause loss of clamping force or unfolding force, and the user needs to exert a greater grip force to be able to clamp or unfold the first detachment jaw and the second detachment jaw clamp.

In view of the deficiencies of the above-mentioned conventional structure, the present inventor has devised a tool with both the function of disassembling and assembling the chain, which can overcome all the shortcomings of the above-mentioned conventional structure.

The main purpose of the tool of the present invention with the functions of disassembling and assembling chain is to provide a tool including a first handle, a second handle and a swinging member, and one end of the first handle is provided with a first working part , A first pivoting portion is provided between the two ends of the first handle, a second pivoting portion is provided for the second handle, the second pivoting portion is pivoted to the first pivoting portion, and the second pivoting portion is pivoted to the first pivoting portion. The two handles can rotate with respect to the first handle with a virtual rotation axis as the center, the swing member is connected to the second handle at a first position or a second position, and the swing member can rotate with respect to the second handle with the virtual rotation axis as the center , The first working part is provided with a first side and a second side opposite to the first side along the circumferential direction of the virtual rotating shaft, the swing member is provided with a second working part, and the second working part is arranged along the A third side and a fourth side opposite to the third side are provided in the circumferential direction of the virtual rotating shaft. When the swing member is in the first position, the first side is opposite to the third side, and the second side is opposite to the third side. The fourth side is opposite to each other. When the swinging member is in the second position, the second side is opposite to the fourth side, and the first side and the third side are opposite to each other. The tool can provide chain removal and installation through the above structure Function.

The second handle is provided with a first surface and a second surface opposite to the first surface along the axial direction of the virtual shaft, the first handle is disposed on the first surface, and the swing member is disposed on the second surface, The second surface is protrudingly provided with a positioning shaft member along a direction parallel to the axial direction of the virtual shaft. The swing member is provided with a first slot and a second slot. The swing member can be opposed to the virtual shaft axially. The second handle moves, the positioning shaft can be inserted into one of the first slot and the second slot, or the swinging piece is separated from the positioning shaft. When the swinging piece is in the first position, the positioning shaft Member is inserted in the first slot, when the swing member is in the second position, the positioning shaft is inserted in the second slot, and when the swing member is in the first position or the second position, the swing The oscillating member cannot rotate. When the oscillating member is separated from the positioning shaft, the oscillating member can rotate relative to the second handle.

The oscillating member is radially provided with a first slot and a second slot along the virtual shaft, the second handle is provided with a locking member, the locking member can be rotatably connected to the positioning shaft member as the center When the positioning shaft is in the first position, the latch is inserted into the first slot, and when the swing is in the second position, the latch is inserted into the second slot When the oscillating member is in the first position or the second position, the oscillating member cannot move axially along the virtual shaft.

The second handle is provided with a shaft seat and a locking member. The shaft seat is provided on the second surface. The shaft seat is provided with a wide section and a narrow section. The width of the narrow section in the radial direction of the virtual shaft is smaller than the The width of the wide section along the radial direction of the virtual shaft, the swing member is sleeved on the narrow section so as to move axially along the virtual shaft, the wide section is provided on the side of the swing member opposite to the first handle, the locking A side of the first handle opposite to the second handle passes through the first pivotal portion and the second pivotal portion along the virtual rotating shaft axially, and is fixedly connected to the shaft seat in a screw lock manner.

The second surface is recessed with a first pocket and a second pocket, the first pocket is communicated with the second pocket, the swing member is disposed in the first pocket, and the positioning shaft is connected to The latch is arranged in the second accommodating groove.

One end of the locking member is pivoted to the positioning shaft, and one end of the locking member opposite to the positioning shaft is provided with a toggle portion, and a locking flange is protruding between the two ends of the locking member , When the swing member is in the first position, the latch flange is inserted into the first slot, and when the swing member is in the second position, the latch flange is inserted into the second slot, the The shifting part is constantly located outside the second handle and outside the swing member.

One end of the positioning shaft is inserted into the second handle and the other end can be inserted into one of the first slot and the second slot, and the latch is sleeved on both ends of the positioning shaft In the meantime, the latching piece is arranged between the swinging piece and the second handle.

Other purposes, advantages, and novelty of the present invention will be more apparent from the following detailed description and related drawings.

Regarding the technology, means and effects of the present invention, a preferred embodiment is given in conjunction with the detailed descriptions below. This is for illustrative purposes only, and is not limited by this structure in the patent application.

1 to 4 show the three-dimensional appearance view, the three-dimensional exploded view and the cross-sectional structure view of the tool of the present invention with both the function of disassembling and assembling the chain. The tool 10 of the present invention includes a first handle 20, a second handle 30 and a swing member 40; among them:

One end of the first handle 20 is provided with a first working portion 21, and a first pivoting portion 22 is provided between the two ends of the first handle 20.

The second handle 30 is provided with a second pivoting portion 31, the second pivoting portion 31 is pivoted to the first pivoting portion 22, and the second handle 30 can be opposed to the first pivotal axis L as the center. The handle 20 rotates.

The swing member 40 is connected to the second handle 30 at a first position or a second position. The swing member 40 can rotate relative to the second handle 30 about the virtual rotation axis L. The first working part 21 is along the virtual rotation axis. A first side 211 and a second side 212 opposite to the first side 211 are provided in the circumferential direction of L, and the swing member 40 is provided with a second working portion 41 along the virtual rotation axis L A third side 411 and a fourth side 412 opposite to the third side 411 are provided in the circumferential direction of the oscillating member 40. When the swing member 40 is in the first position, the first side 211 faces the third side 411, and the The second side 212 and the fourth side 412 are opposite to each other. When the swing member 40 is in the second position, the second side 212 faces the fourth side 412, and the first side 211 and the third side 411 are opposite to each other .

Please continue to refer to Figures 5 to 9, which are the action diagrams of the outward rotation of the tool clamping member with both the function of disassembling and assembling the chain, the action diagram of the oscillating member moving in the axial direction of the virtual shaft, and the diagram of the rotation of the oscillating member. The action diagram, the action diagram of the latch member rotating inward, the diagram of the use state of the swing member in the second position. The second handle 30 is axially provided with a first surface 32 and a second surface 33 opposite to the first surface 32 along the virtual rotation axis L. The first handle 20 is disposed on the first surface 32, and the swing member 40 is disposed on the second surface 33, the second surface 33 is protrudingly provided with a positioning shaft 331 along a direction parallel to the axial direction of the virtual rotation axis L, the swing member 40 is provided with a first slot 42 and a second card Slot 43, the swing member 40 can move axially relative to the second handle 30 along the virtual shaft L, the positioning shaft 331 can be inserted into one of the first slot 42, the second slot 43, or the The oscillating member 40 is separated from the positioning shaft 331. When the oscillating member 40 is in the first position, the positioning shaft 331 is inserted into the first slot 42. When the oscillating member 40 is in the second position, the positioning shaft The member 331 is inserted into the second slot 43. When the swing member 40 is in the first position or the second position, the swing member 40 cannot rotate. When the swing member 40 is separated from the positioning shaft 331, the swing member 40 cannot rotate. 40 can rotate relative to the second handle 30.

The oscillating member 40 is radially provided with a first slot 44 and a second slot 45 along the virtual rotation axis L, and the second handle 30 is provided with a latching member 34, which can move along the positioning axis The member 331 is pivotally connected to the positioning shaft member 331 when the swing member 40 is in the first position, the locking member 34 is inserted into the first slot 44, and when the swing member 40 is in the second position The latch 34 is inserted into the second slot 45, and when the swinging element 40 is in the first position or the second position, the swinging element 40 cannot move axially along the virtual rotation axis L.

The second handle 30 is provided with a shaft seat 35 and a locking member 36. The shaft seat 35 is provided on the second surface 33. The shaft seat 35 is provided with a wide section 351 and a narrow section 352. The radial width of the virtual shaft L is smaller than the width of the wide section 351 in the radial direction of the virtual shaft L. The swing member 40 is sleeved on the narrow section 352 so as to be able to move axially along the virtual shaft L. The wide section 351 is arranged On the side of the swing member 40 opposite to the first handle 20, the locking member 36 passes through the first pivotal joint along the virtual shaft L axially by the side of the first handle 20 opposite to the second handle 30 The portion 22 and the second pivotal portion 31 are fixedly connected to the shaft base 35 in a screw lock manner.

The second surface 33 is recessed with a first receiving slot 332 and a second receiving slot 333, the first receiving slot 332 is communicated with the second receiving slot 333, and the swing member 40 is disposed in the first receiving slot 332 Inside, the positioning shaft 331 and the locking member 34 are disposed in the second accommodating groove 333.

One end of the locking member 34 is pivoted to the positioning shaft 331, and an end of the locking member 34 opposite to the positioning shaft 331 is provided with a turning portion 341, and the two ends of the locking member 34 are protruding from each other. There is a latch flange 342. When the swing member 40 is in the first position, the latch flange 342 is inserted into the first slot 44. When the swing member 40 is in the second position, the latch is convex The rim 342 is inserted into the second slot 45, and the switch portion 341 is permanently located outside the second handle 30 and the swing member 40.

One end of the positioning shaft 331 is inserted into the second handle 30 and the other end can be inserted into one of the first slot 42 and the second slot 43, and the latch 34 is sleeved on the positioning shaft Between the two ends of the member 331, the locking member 34 is disposed between the swing member 40 and the second handle 30.

The tool 10 can provide the functions of disassembling and assembling chains through the above-mentioned structure. The first side 211 and the third side 411 are respectively provided with grooves. When the swing member 40 is in the first position, pressing the first handle 20 and the second handle 30 can make the first side 211 and the The third sides 411 are close to each other, and the first side 211 and the third side 411 are used to clamp the two adjacent pins on the chain, so that the chain can be removed. On the contrary, when the swing member 40 is in the second position, Pressing the first handle 20 and the second handle 30 can separate the first side 211 and the third side 411 from each other, and use the first side 211 and the third side 411 to push two adjacent pins on the chain Shaft, can carry out the work of assembling the chain.

From the above, it can be concluded that the present invention has the following advantages:

1. It is a tool of the present invention with both chain removal and chain assembly functions, wherein the tool includes a first handle, a second handle and a swinging member, one end of the first handle is provided with a first working part, and the first handle A first pivoting portion is provided between the two ends of a handle, the second pivoting portion is provided with a second pivoting portion, the second pivoting portion is pivoted to the first pivoting portion, and the second handle is capable of Rotate relative to the first handle with a virtual rotating shaft as the center, the swinging piece is connected to the second handle at a first position or a second position, the swinging piece can rotate with respect to the second handle with the virtual rotating shaft as the center, the first A working part is provided with a first side and a second side opposite to the first side along the circumferential direction of the virtual rotating shaft, the swinging member is provided with a second working part, and the second working part is arranged along the direction of the virtual rotating shaft. A third side and a fourth side opposite to the third side are provided in the circumferential direction. When the swing member is in the first position, the first side faces the third side, the second side and the fourth side Contrary to each other, when the oscillating member is in the second position, the second side is opposite to the fourth side, and the first side and the third side are opposite to each other. The tool can provide the functions of disassembling and assembling the chain through the above-mentioned structure.

However, the above are only the preferred embodiments of the present invention. When they cannot be used to limit the scope of implementation of the present invention, all numerical changes or substitutions of equivalent elements or equivalents made in accordance with the scope of the patent application of the present invention are mentioned. Changes and modifications should still fall within the scope of the invention patent.

10: Tools 20: The first handle 21: The first working department 211: first side 212: second side 22: The first pivot 30: second handle 31: The second pivot 32: First side 33: second side 331: positioning shaft 332: first container 333: second container 34: Cards 341: Transfer Department 342: Snap Flange 35: Axle seat 351: wide section 352: Narrow Section 36: Locking pieces 40: swing parts 41: The second working department 411: third side 412: fourth side 42: The first card slot 43: second card slot 44: The first slot 45: second slot L: Virtual shaft

Figure 1: A perspective view of the tool of the present invention that has both the function of disassembling and assembling the chain. Figure 2: is a three-dimensional exploded view of the tool of the present invention with both the function of disassembling and assembling the chain. Figure 3: A cross-sectional structure diagram of the tool of the present invention that has both the function of disassembling and assembling the chain. Fig. 4 is a cross-sectional structure diagram of the tool with the functions of disassembling and assembling the chain from another perspective of the present invention. Figure 5: This is an action diagram of the outward rotation of the tool catch of the present invention, which has both the function of disassembling and assembling the chain. Fig. 6 is an action diagram of the tool swinging member with both the function of disassembling and assembling the chain moving along the axial direction of the virtual rotating shaft of the present invention. Fig. 7 is an action diagram of the rotation of the tool swing member of the present invention, which has the functions of disassembling and assembling chain. Fig. 8: is an action diagram of the inward rotation of the tool catch of the present invention, which has both the functions of disassembling and assembling the chain. Fig. 9 is a diagram showing the state of use of the tool swing member with the functions of disassembling and assembling the chain in the second position of the present invention.

10: Tools

20: The first handle

21: The first working department

211: first side

212: second side

30: second handle

331: positioning shaft

35: Axle seat

351: wide section

40: swing parts

41: The second working department

411: third side

412: fourth side

43: second card slot

Claims (7)

A tool with functions of both disassembling and assembling chains, which includes: A first handle, one end of the first handle is provided with a first working part, and a first pivoting part is provided between the two ends of the first handle; A second handle, the second handle is provided with a second pivotal portion, the second pivotal portion is pivoted on the first pivotal portion, the second handle can be centered on a virtual rotating shaft relative to the first handle Rotate A swinging piece connected to the second handle at a first position or a second position, the swinging piece can rotate relative to the second handle with the virtual rotating shaft as the center, and the first working part is along the circumference of the virtual rotating shaft Direction is provided with a first side and a second side opposite to the first side, the swing member is provided with a second working part, and the second working part is provided with a third side and a third side along the circumferential direction of the virtual rotating shaft. A fourth side opposite to the third side. When the oscillating member is in the first position, the first side faces the third side, the second side and the fourth side are opposite to each other, and the oscillating member is in the first position. In the second position, the second side is opposite to the fourth side, and the first side and the third side are opposite to each other. According to claim 1, the tool with functions of disassembling and assembling chain, wherein the second handle is provided with a first surface and a second surface opposite to the first surface along the axial direction of the virtual shaft, the first surface A handle is disposed on the first surface, the swinging member is disposed on the second surface, the second surface is protrudingly provided with a positioning shaft member along a direction parallel to the axial direction of the virtual rotating shaft, and the swinging member is provided with a first slot And a second slot, the swing member can move relative to the second handle along the virtual shaft axis, and the positioning shaft can be inserted into one of the first slot, the second slot, or the swing member Disengage from the positioning shaft, when the swinging member is in the first position, the positioning shaft is inserted into the first slot, and when the swinging element is in the second position, the positioning shaft is inserted into the second card When the swinging member is in the first position or the second position, the swinging member cannot rotate, and when the swinging member is separated from the positioning shaft, the swinging member can rotate relative to the second handle. According to claim 2, the tool with both chain removal and chain assembly functions, wherein the swing member is radially provided with a first slot and a second slot along the virtual shaft, and the second handle is provided with a card A detent, the detent can be rotatably connected to the positioning axis with the positioning axis as the center, and when the swing member is in the first position, the detent is inserted into the first slot, and the swing member In the second position, the latch is inserted into the second slot, and when the swing element is in the first position or the second position, the swing element cannot move axially along the virtual shaft. As described in claim 3, the tool with both chain removal and chain assembly functions, wherein the second handle is provided with a shaft seat and a locking member, the shaft seat is provided on the second surface, and the shaft seat is provided with a width Section and a narrow section, the width of the narrow section in the radial direction of the virtual shaft is smaller than the width of the wide section in the radial direction of the virtual shaft, the oscillating member is sleeved on the narrow section so as to move axially along the virtual shaft, the The wide section is arranged on the side of the swinging member opposite to the first handle, and the locking member passes through the first pivotal portion and the first pivotal joint along the virtual shaft from the side of the first handle opposite to the second handle. The second pivot part is fixedly connected to the shaft base in a screw lock manner. The tool with functions of disassembling chain and assembling chain as described in claim 3, wherein the second surface is recessed with a first container and a second container, and the first container is connected to the second container Generally, the oscillating member is arranged in the first accommodating groove, and the positioning shaft and the latching member are arranged in the second accommodating groove. As described in claim 3, the tool with both chain removal and chain assembly functions, wherein one end of the locking member is pivoted to the positioning shaft member, and one end of the locking member opposite to the positioning shaft member is provided with a dial Part, a locking flange is protruding between the two ends of the locking member. When the swinging member is in the first position, the locking flange is inserted into the first slot, and the swinging member is in the first position. In the second position, the latch flange is inserted into the second slot, and the switch part is permanently located outside the second handle and the swing member. According to claim 3, the tool with both chain removal and chain assembly functions, wherein one end of the positioning shaft is inserted into the second handle and the other end can be inserted into the first slot and the second slot In one of them, the detent member is sleeved between two ends of the positioning shaft, and the detent member is disposed between the swing member and the second handle.

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