TWI718911B - Quick-release bike chain tool - Google Patents

Abstract

A chain tool includes a first lever and a second lever. The first lever is provided with a first working end and a first operating end. A first pivot portion and a second pivot portion are provided between the first working end and the first operating end. The second lever is provided with a second working end and a second operating end. A third pivot portion and a fourth pivot portion are provided between the second working end and the second operating end. The second lever can be assembled to the first lever in a first combined state or a second combined state. When the second lever is assembled to the first lever state in the first combined state, the third pivot portion is pivotally connected to the first pivot portion. When the second lever is assembled to the first lever state in the second combined state, the fourth pivot portion is pivotally connected to the second pivot portion. Thus, the chain tool can provide the function of assembling and releasing the quick-release chain through the above structure.

Description

Chain quick buckle tool

The present invention mainly discloses a tool, especially a chain quick-lock tool.

Please refer to China Patent No. I680035 on the "Chain Quick Snap Tool" patent case, which is a chain quick buckle tool, which includes a pair of flippers that are pivotally connected to each other in a detachable manner, and each flipper has a pressing force The groove and the pressing part, the pressing grooves of the pair of flippers face each other and form an installation space, and the pressing grooves of each flipper are respectively suitable for abutting the outer edges of the chain pieces of the chain quick buckle to drive each chain quick buckle The pin of the chain piece is fixed to the 8-shaped mounting hole of the other chain piece, the pressing parts of the pair of flippers face each other and form a disassembly space, and the pressing parts of each flipper are respectively suitable for abutting the inner chain of the chain The purpose roller is used to push the pin of each chain piece of the chain quick buckle away from the 8-shaped installation hole of the other chain piece, so that the chain quick buckle can be installed or removed with a single tool.

However, the effect of the above tool for installing the chain piece is not ideal, and the tool must be completely aligned with the chain piece to complete the installation.

In view of the deficiencies of the above-mentioned conventional structure, the present inventor has designed a chain quick-lock tool which can overcome all the shortcomings of the above-mentioned conventional structure.

The main purpose of the chain quick buckle tool of the present invention is to provide a tool including a first trigger body and a second trigger body. The first trigger body is provided with a first working end and an opposite to the first working end. A first operating end. A first pivot and a second pivot are provided between the first operating end and the first operating end. The second trigger body is provided with a second operating end and a second pivot opposite to the first operating end. The second operating end of the two working ends. A third pivot and a fourth pivot are provided between the second operating end and the second operating end. The second trigger body can be in the first combination state or the second combination state. When assembled to the first flipper body in the first combined state, and the second flipper body is assembled to the first flipper body in the first combined state, the third pivot portion is pivotally detachably pivoted to the first pivot portion, and the second flipper When the body is assembled to the first trigger body in the second combined state, the fourth pivot is detachably pivoted on the second pivot, and the tool can provide both quick-locking and quick-release fasteners through the structure described above. The function of the buckle chain piece.

When the second trigger body is assembled to the first trigger body in the first combined state and the first operating end and the second operating end are close to each other, the first working end and the second working end are close to each other, and the first When the two trigger bodies are assembled to the first trigger body in the second combined state and the first operating end and the second operating end are close to each other, the first working end and the second working end are far away from each other.

The first flipper body is provided with a first surface and a second surface opposite to the first surface, the first pivot portion is provided with a first flange on the first surface, and the second pivot portion is located on the first surface. One side is provided with a second flange, the second trigger body is provided with a third side and a fourth side opposite to the third side, and the third pivot is provided with a first insert on the third side. Hole, the fourth pivot portion is provided with a second insertion hole on the third surface, and when the second trigger body is assembled to the first trigger body in the first combined state, the first flange is inserted into the third surface When the second flipper body is assembled to the first flipper body in the second combined state, the second flange is inserted into the second socket through the third surface.

The first insertion hole penetrates the second flipper body to connect the third surface and the fourth surface, the second insertion hole penetrates the second flipper body to connect the third surface and the fourth surface, the second flipper The body can be assembled to the first flipper body in a third combined state. When the second flipper body is assembled to the first flipper body in the third combined state, the first flange is inserted into the first plug through the fourth surface. Hole, the second flange is inserted into the second insertion hole from the fourth surface, the first flip body overlaps the second flip body, the first working end is adjacent to the second working end, and the first The operating end is adjacent to the second operating end.

The first pivot portion is provided with a first receiving hole and a first pivot. The first receiving hole penetrates the first plate body to connect the first surface and the second surface, and the first flange is provided on the One end of the first pivot, the end of the first pivot opposite to the first flange is inserted into the first receiving hole in a fixed connection manner, and the second pivot is provided with a second receiving hole and one The second pivot, the second receiving hole penetrates the first flip body to connect the first surface and the second surface, the second flange is disposed at one end of the second pivot, and the second pivot is opposite to One end of the second flange is inserted into the second receiving hole in a fixed connection manner.

The first trigger body is provided with a first side and a second side opposite to the first side, the first side is provided with a first locking flange, and the second side is provided with a second locking protrusion Edge, the second trigger body is provided with a third side and a fourth side opposite to the third side, the third side is provided with a first slot, and the fourth side is provided with a second slot, When the second trigger body is assembled to the first trigger body in the first combined state, the first latch flange can be inserted into the first slot, and the second trigger body is assembled in the second combined state In the case of the first trigger body, the second latching flange can be inserted into the second latching slot.

The first surface is recessed with a first limiting recessed edge and a second limiting recessed edge, the first limiting recessed edge is adjacent to the first side, and the second limiting recessed edge is connected to the second side Adjacent, the fourth surface is protrudingly provided with a first limiting flange and a second limiting flange, the first limiting flange is adjacent to the third side, the The second limiting flange is adjacent to the fourth side, and when the second flipper body is assembled to the first flipper in the third combined state, the first limiting flange is buckled on the first limiting concave edge , The second limiting flange is buckled to the second limiting concave edge.

The first operating end is provided with a first tyre digging part, and the second operating end is provided with a second tyre digging part.

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

10: Tools

20: The first trigger

21: The first working end

22: The first operation terminal

221: First Tire Digging Department

23: The first pivot

231: first flange

232: The first volume hole

233: First Pivot

24: second pivot

241: second flange

242: second volume hole

243: Second Pivot

25: First side

251: The first limit concave edge

252: The second limit concave edge

26: second side

27: First side

271: First detent flange

28: second side

281: The second latch flange

30: second trigger

31: The second working end

32: The second operation terminal

321: Second Tire Digging Department

33: The third pivot

331: first jack

34: The fourth pivot

341: second jack

35: third side

36: The fourth side

361: The first limit flange

362: second limit flange

37: third side

371: first card slot

38: Fourth side

381: second card slot

90: Quick buckle chain

91: chain

Fig. 1 is a perspective view of the second trigger body of the chain quick-release tool of the present invention assembled to the first trigger body in the third combined state.

Figure 2: is a three-dimensional exploded view of the chain quick-lock tool of the present invention.

Figure 3 is a three-dimensional exploded view of the chain quick buckle tool of the present invention from another perspective.

Fig. 4 is a diagram showing the use state of the second trigger body of the chain quick-release tool of the present invention assembled on the first trigger body in the first combined state.

Fig. 5 is a diagram showing the use state of the second trigger body of the chain quick-release tool of the present invention assembled on the first trigger body in the second combined state.

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

1 to 5 show the three-dimensional appearance view, the three-dimensional exploded view, and the state of use diagram of the chain quick buckle tool of the present invention. The tool 10 of the present invention includes a first trigger body 20 and a second trigger body 30; wherein: the first trigger body 20 is provided with a first working end 21 and a first operation opposite to the first working end 21 At the end 22, a first pivot 23 and a second pivot 24 are provided between the first working end 21 and the first operating end 22.

The second trigger body 30 is provided with a second working end 31 and a second operating end 32 opposite to the second working end 31, and a first operating end 32 is provided between the second working end 31 and the second operating end 32. With three pivots 33 and a fourth pivot 34, the second flipper 30 can be assembled to the first flipper 20 in the first combined state or the second combined state, and the second flipper 30 in the first combined state When assembled to the first flip body 20, the third pivot portion 33 is pivotally detachably pivoted to the first pivot portion 23, and the second flip body 30 is assembled to the first flip body 20 in the second combined state , The fourth pivot portion 34 is pivoted on the second pivot portion 24 detachably.

When the second trigger body 30 is assembled to the first trigger body 20 in the first combined state and the first operating end 22 and the second operating end 32 are close to each other, the first working end 21 and the second working end 31 are close to each other, the second trigger body 30 is assembled to the first trigger body 20 in the second combined state and the first operating end 22 and the second operating end 32 are close to each other, the first working end 21 and the The second working ends 31 are far away from each other.

The first flipper 20 is provided with a first surface 25 and a second surface 26 opposite to the first surface 25, the first pivot portion 23 is provided with a first flange 231 on the first surface 25, the The second pivot portion 24 is provided with a second flange 241 on the first surface 25, and the second flipper 30 is provided with a third surface 35 and a fourth surface 36 opposite to the third surface 35. The three pivot portion 33 is provided with a first insertion hole 331 on the third surface 35, and the fourth pivot portion 34 is provided with a second insertion hole 341 on the third surface 35. When assembled on the first trigger body 20 in a combined state, the first flange 231 is inserted into the third surface 35 When the first insertion hole 331 and the second trigger body 30 are assembled to the first trigger body 20 in the second combined state, the second flange 241 is inserted into the second insertion hole 341 from the third surface 35 .

The first insertion hole 331 penetrates the second switch body 30 to connect the third surface 35 and the fourth surface 36, and the second insertion hole 341 penetrates the second switch body 30 to connect the third surface 35 and the fourth surface. With four sides 36, the second flipper 30 can be assembled to the first flipper 20 in the third combined state, and when the second flipper 30 is assembled to the first flipper 20 in the third combined state, the first convex The rim 231 is inserted into the first insertion hole 331 from the fourth surface 36, the second flange 241 is inserted into the second insertion hole 341 from the fourth surface 36, the first switch 20 and the second The flip body 30 overlaps, the first working end 21 is adjacent to the second working end 31, and the first operating end 22 is adjacent to the second operating end 32.

The first pivot portion 23 is provided with a first receiving hole 232 and a first pivot 233. The first receiving hole 232 penetrates the first flip body 20 and connects the first surface 25 and the second surface 26. The first flange 231 is disposed at one end of the first pivot 233, and the end of the first pivot 233 opposite to the first flange 231 is inserted into the first receiving hole 232 in a fixed connection manner. The two pivot portions 24 are provided with a second receiving hole 242 and a second pivot 243. The second receiving hole 242 penetrates the first flip body 20 to connect the first surface 25 and the second surface 26. The flange 241 is disposed at one end of the second pivot 243, and the end of the second pivot 243 opposite to the second flange 241 is inserted into the second receiving hole 242 in a fixed connection manner.

The first trigger body 20 is provided with a first side 27 and a second side 28 opposite to the first side 27, the first side 27 is provided with a first latching flange 271, and the second side 28 is provided with There is a second locking flange 281, the second trigger body 30 is provided with a third side 37 and a fourth side 38 opposite to the third side 37, and the third side 37 is provided with a first locking slot 371. The fourth side 38 is provided with a second slot 381. When the second flipper 30 is assembled to the first flipper 20 in the first combined state, the first latch convex The rim 271 can be inserted into the first slot 371. When the second trigger 30 is assembled to the first trigger 20 in the second combined state, the second locking flange 281 can be inserted into the second Card slot 381.

The first surface 25 is recessed with a first limiting concave edge 251 and a second limiting concave edge 252, the first limiting concave edge 251 is adjacent to the first side 27, and the second limiting concave edge 252 is adjacent to the second side 28, the fourth surface 36 is protruded with a first limiting flange 361 and a second limiting flange 362, the first limiting flange 361 and the third side 37 Adjacent, the second limiting flange 362 is adjacent to the fourth side 38, and when the second flipper 30 is assembled to the first flipper 20 in the third combined state, the first limiting flange 361 is buckled Connected to the first limiting concave edge 251, the second limiting flange 362 is buckled to the second limiting concave edge 252.

The first operating end 22 is provided with a first tyre digging portion 221, and the second operating end 32 is provided with a second tyre digging portion 321.

The tool 10 can simultaneously provide the functions of buckling the quick-locking chain piece 90 and releasing the quick-locking chain piece 90 through the above-mentioned structure. When the user wants to replace the quick-release chain piece 90, the second trigger body 30 can be assembled to the first trigger body 20 in the first combined state (as shown in FIG. 4), and the first operating end 22 and the The second operating end 32 allows the first working end 21 and the second working end 31 to be clamped, thereby disengaging the quick-release chain piece 90 from the chain 91, and then assembling the second trigger body 30 in the second combined state On the first trigger body 20 (as shown in FIG. 5), pressing the first operating end 22 and the second operating end 32 can unfold the first working end 21 and the second working end 31, and the new The quick-fastening chain piece 90 is fastened to the chain 91.

From the above, it can be concluded that the present invention has the following advantages: 1. It is a chain quick buckle tool of the present invention, wherein the tool includes a first trigger body and a second trigger body, and the first trigger body is provided with a first working End and a first operating end opposite to the first operating end, a first pivot portion and a second pivot portion are provided between the first operating end and the first operating end, and the second trigger body is provided with a The second working end and a second operation opposite to the second working end A third pivot and a fourth pivot are provided between the second working end and the second operating end, and the second trigger body can be assembled to the first assembly in the first combined state or the second combined state. A flip body, when the second flip body is assembled to the first flip body in the first combined state, the third pivot portion is pivotally detachably pivoted on the first pivot portion, and the second flip body uses the second When assembled on the first trigger body in a combined state, the fourth pivot is detachably pivoted on the second pivot, and the tool can simultaneously provide the functions of buckling the quick-locking chain and releasing the quick-locking 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 trigger

21: The first working end

26: second side

27: First side

271: First detent flange

30: second trigger

31: The second working end

361: The first limit flange

37: third side

371: first card slot

Claims (8)

A chain quick buckle tool, comprising: a first trigger body, the first trigger body is provided with a first working end and a first operating end opposite to the first working end, the first working end and the first working end A first pivot portion and a second pivot portion are arranged between an operating end; a second trigger body is provided with a second working end and a second operating end opposite to the second working end A third pivot portion and a fourth pivot portion are provided between the second working end and the second operating end, and the second trigger body can be assembled to the first trigger in a first combined state or a second combined state. When the second trigger body is assembled to the first trigger body in the first combined state, the third pivot part is pivotally detachably pivoted on the first pivot part, and the second trigger body is in the second combined state When assembled to the first trigger body, the fourth pivot part is pivoted on the second pivot part detachably. The chain quick buckle tool according to claim 1, wherein the second trigger body is assembled to the first trigger body in the first combined state and the first operating end and the second operating end are close to each other, the first When the working end and the second working end are close to each other, the second trigger body is assembled to the first trigger body in the second combined state, and the first operating end and the second operating end are close to each other, the first working end It is far away from the second working end. The chain quick buckle tool according to claim 2, wherein the first trigger body is provided with a first surface and a second surface opposite to the first surface, and the first pivot is provided with a A first flange, the second pivot portion is provided with a second flange on the first surface, the second trigger body is provided with a third surface and a fourth surface opposite to the third surface, the third The pivot portion is provided with a first insertion hole on the third surface, the fourth pivot portion is provided with a second insertion hole on the third surface, and the second trigger body is assembled to the first trigger in the first combined state Body, the first flange is inserted into the first insertion hole from the third surface, and the second When the trigger body is assembled to the first trigger body in the second combined state, the second flange is inserted into the second insertion hole from the third surface. The chain quick buckle tool according to claim 3, wherein the first insertion hole penetrates the second trigger body to connect the third surface and the fourth surface, and the second insertion hole penetrates the second trigger body to connect the On the third surface and the fourth surface, the second trigger body can be assembled to the first trigger body in a third combination state, and when the second trigger body is assembled to the first trigger body in a third combination state, the first The flange is inserted into the first insertion hole from the fourth surface, the second flange is inserted into the second insertion hole from the fourth surface, the first flip body overlaps the second flip body, and the first working The end is adjacent to the second operating end, and the first operating end is adjacent to the second operating end. The chain quick buckle tool according to claim 4, wherein the first pivot portion is provided with a first receiving hole and a first pivot, and the first receiving hole penetrates the first plate body to connect the first surface and On the second surface, the first flange is disposed at one end of the first pivot, and the end of the first pivot opposite to the first flange is inserted into the first receiving hole in a fixed connection manner, the The second pivot portion is provided with a second receiving hole and a second pivot. The second receiving hole penetrates the first plate body to connect the first surface and the second surface, and the second flange is provided on the first surface. One end of the two pivots, the end of the second pivot opposite to the second flange is inserted into the second receiving hole in a fixed connection manner. The chain quick buckle tool according to claim 5, wherein the first trigger body is provided with a first side and a second side opposite to the first side, and the first side is provided with a first locking flange , The second side is provided with a second locking flange, the second flipper is provided with a third side and a fourth side opposite to the third side, and the third side is provided with a first locking groove , The fourth side is provided with a second card slot, when the second flipper body is assembled to the first flipper body in the first combined state, the first locking flange can be inserted into the first card slot, When the second trigger body is assembled to the first trigger body in the second combined state, the second locking flange can be inserted into the second locking slot. The chain quick buckle tool according to claim 6, wherein the first surface is recessed with a first limiting concave edge and a second limiting concave edge, and the first limiting concave edge is adjacent to the first side , The second limiting concave edge is adjacent to the second side, the fourth surface is protrudingly provided with a first limiting flange and a second limiting flange, the first limiting flange and the third limiting flange Side adjacent to each other, the second limiting flange is adjacent to the fourth side, and when the second flipper body is assembled to the first flipper in the third combined state, the first limiting flange is buckled on the first flipper A limiting concave edge, and the second limiting flange is buckled to the second limiting concave edge. The chain quick-release tool according to claim 7, wherein the first operating end is provided with a first tyre digging part, and the second operating end is provided with a second tyre digging part.

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