TWI706872B - Quick disassembly structure with safety and anti-loosening and anti-loosening method thereof - Google Patents

Abstract

The present invention relates to a quick release, which includes: a handle, further including a cam and a pull rod, and the cam and the pull rod are mutually connected, that is, the cam is placed in the body of the handle; a positioner , Is installed in a chamber space provided between the body of the handle and the cam, and the positioner further includes an operating rod, an abutting member and an elastic body, wherein the operating rod, the abutting The parts and the elastic body must be loaded into the chamber space in sequence; and a clamping block is connected to the other end of the pull rod; by holding the handle, the pull rod and clamping block are linked to achieve clamping The role of the locator to prevent loosening.

Description

Quick disassembly structure with safety and anti-loosening and anti-loosening method thereof

The invention relates to a quick disassembly structure for bicycles, in particular to the technical category of quick disassembly for preventing loosening.

According to the quick release structure for bicycles, it is mainly used to quickly combine and detach the wheel and the frame.

However, the conventional quick release 9 structure for common bicycles, as shown in Fig. 11, mainly includes a shaft 91 that passes through the wheel axle 8, a nut 92 screwed to one end of the shaft 91, and a fixed A trigger rod 93 that is connected to the other end of the shaft 91 and can be turned, and a trigger holder 94 penetrating the shaft 91.

For this reason, the distance between the nut 92 and the lever holder 94 can be reduced by turning the lever 93, so that the lever 93 is pressed against the lever holder 94, and the car The frame 7 is combined with the wheel axle 8 or the lever 93 is reversely turned to increase the distance between the nut 92 and the lever holder 94 to achieve the effect of separating the frame 7 from the wheel axle 8.

However, the nut 92 of the above-mentioned conventional quick release 9 is easy to lose. If the nut 92 is lost, the conventional quick release 9 will be unusable and scrapped. You must buy a new one. Therefore, the conventional quick release 9 uses the nut 92 The clamping/relaxing method of the brakes needs to be improved; in addition, the lever 93 is easy to loosen, which affects driving safety, and needs to be improved.

For this reason, in view of the problems of the conventional quick release 9, the main purpose of the present invention is to provide a quick release that is not easy to loose and can increase the safety of the car; the secondary purpose of the present invention is to provide a nut-free, use operation Convenient quick release.

To achieve the above objective, the present invention uses the following technical means: Regarding a quick release structure with safety and anti-loosening of the present invention, it includes: a handle, the system further includes a cam and a pull rod, and the cam and pull rod are mutually Mutual connection, that is, the cam is placed in a pivot hole provided in the handle body; a positioner is installed in a chamber space provided between the handle body and the cam, and the The chamber space is radially perpendicular to the cam shaft and penetrates the pivot hole of the main body. The positioner further includes an operating rod, an abutting member, and an elastic body. The operating rod, the abutting member, and the elastic body It should be put into the chamber space in sequence, and the operating rod is partially exposed, and the abutting member is provided with a round head to abut against the operating rod, and is close to the neck of the round head of the abutting member To block the pivoting between the cam and the pull rod, that is, to resist the pivoting of the cam and the pull rod to withstand the shearing force, so as to prevent loosening; and a clamp block is attached to the other end of the pull rod; The handle, according to which the pull rod and the clamping block are linked to achieve the clamping effect, and the positioner is used to prevent the effect of loosening.

The above-mentioned improved quick release structure further includes: an outer tube, one end of the outer tube is provided with a plurality of circumferential through holes, and the other end of the outer tube is provided with a head socket; a set of stoppers A locating ring is arranged inside the outer tube, and each stop block is positioned in a ring configuration and is located in each through hole of the outer tube, and the bottom of each stop block is provided with an inner slope; and a triangular conical block, Set the clamping block as the triangular conical block and connect it to one end of the pull rod. The pull rod and the triangular conical block are moved axially (Y-axis) by the grip of the handle, so as to drive each stop block to be vertical Move to (X axis); by holding and pressing the handle, the linkage rod and the triangular cone block move toward or away from the head support, so that each stop block is exposed on the outer tube, according to the head support, The inner side between each stop block achieves the effect of fast clamping/releasing.

In the aforementioned improved quick release structure, there is another spring, and the spring is located between the head bearing of the outer tube and the positioning ring, and the spring must be inserted into the pull rod to assist in loosening the quick release. To improve the convenience of quick release operation.

The aforementioned stopper has an L shape.

The aforementioned positioning ring is provided with a plurality of positioning grooves, and each positioning groove is used for positioning each stop block.

In the aforementioned improved quick-release structure, an elastic ring is additionally provided, and the elastic ring embeds each stopper in the positioning groove of the positioning ring.

The triangular cone block is provided with a plurality of driving grooves, and each driving groove is used to drive each stop block to move in the vertical direction (X-axis).

Regarding the anti-loosening method of the quick release structure of the present invention, it includes: a handle building step, a handle is built, and further includes a cam and a pull rod, and the cam and the pull rod are connected to each other, that is, the cam is set Is placed in a pivot hole provided in the body of the handle; a locator construction step is to build a locator and install it in a chamber space provided between the body of the handle and the cam, And the chamber space is radially perpendicular to the cam shaft and penetrates the pivot hole of the body, and the positioner further includes an operating rod, an abutting member and an elastic body, wherein the operating rod and the abutting member , The elastic body must be loaded into the chamber space in sequence, and the operating rod is partially exposed, and the abutting member is provided with a round head to abut against the operating rod, and is adjacent to the neck of the round head of the abutting member Part to block the pivoting between the cam and the pull rod, that is, to withstand the shear force to resist the pivoting to prevent loosening; and a clamping block construction step is to build a clamping block and connect it to The other end of the pull rod; through the above steps, the handle is held and the pull rod and clamp block are linked to achieve the clamping effect, and the positioner is used to prevent loosening and increase vehicle safety .

The present invention uses the above technical means to achieve the following effects:

1. In the present invention, a positioner is provided between the handle body and the cam, and the positioner can prevent loosening when using the quick-release clamping function, thereby ensuring the safety of bicycle riding.

2. By holding and pressing the handle in the present invention, the tie rod and the triangular cone block move toward or away from the head support, and each stop block can be exposed to the outer tube, according to the head support, each The inner surface between the stop blocks can achieve the effect of fast clamping/releasing.

[this invention]

A: Quick release

1: Handle

10: body

101: pivot hole

11: Cam

12: Tie rod

13: Room space

131: Hole

132: Hole

2: locator

21: Joystick

22: top piece

221: round head

222: neck

23: elastomer

3: clamp block

30: Triangular cone block

31: drive slot

4: Outer tube

41: head bearing

42: Through hole

5: Stop block

51: inner slope

52: Groove

53: positioning ring

54: positioning slot

55: elastic ring

6: Spring

B: Anti-loosening method of quick release structure

(a), (b), (c): steps

[Used]

7: Frame

8: Wheels and axles

9: Customized quick release

91: Axle

92: Nut

93: lever

94: trigger lever socket

Figure 1: is a perspective view of the improved structure of quick release of the present invention.

Figure 2: is an exploded view of the improved quick release structure of the present invention.

Figure 3: is a three-dimensional exploded view of the handle and positioner of the present invention.

Figure 4: is an exploded view of the tube body and stop block of the present invention.

Figure 5: is an enlarged schematic diagram of the stop block of the present invention.

Figure 6: is a cross-sectional view of the handle of the present invention and a schematic diagram of positioning and shrinking prevention.

Fig. 7 is a schematic diagram of the cross section of the handle and the positioner for releasing operation of the present invention.

Figure 8: is a sectional view of the combined quick release improved structure of the present invention.

Fig. 9 is a diagram of the implementation mode of the quick release of the present invention inserted into a bicycle.

Fig. 10 is a flowchart of the steps of a method for preventing loosening of a quick-release structure of the present invention.

Figure 11: is a schematic diagram of the conventional quick release structure.

First of all, please refer to Figures 1 to 6, the present invention relates to a quick release structure with safety and anti-loosening, which is provided as a component of the bicycle frame and the wheel, wherein the quick release A series includes: a handle 1. The system further includes a cam 11 and a pull rod 12, as shown in Figures 1 and 3, and the cam 11 and the pull rod 12 are connected to each other, that is, the cam 11 is placed on the body 10 of the handle 1. A pivoting hole 101, and the body 10 and the cam 11 are respectively provided with a hole groove 131 and a hole groove 132, and the two hole grooves 131, 132 jointly form an accommodation space 13, and the hole groove 131 penetrates The pivot hole 101.

A positioner 2, as shown in Figures 3 and 6, is set in the chamber space 13 provided between the body 10 of the handle 1 and the cam 11, and the chamber space 13 is radially perpendicular to the cam 11 rotating shaft, and the positioner 2 further includes an operating rod 21, an abutting member 22, and an elastic body 23, wherein the operating rod 21, the abutting member 22, and the elastic body 23 must be sequentially inserted into the chamber space 13 Inside, and allow the operating end of the operating rod 21 to be exposed, and one end of the abutting member 22 is provided with a round head 221 that abuts against the operating rod 21 and is adjacent to the neck of the round head 221 of the abutting member 22 222 blocks the pivoting between the cam 11 and the pull rod 12, that is, resists the pivoting of the cam 11 and the pull rod 12 by bearing the shearing force, as shown in FIG. And a clamping block 3 connected to the other end of the pull rod 12, and the clamping block 3 is set as a triangular conical block 30, as shown in FIGS. 1 and 2, in other words, the triangular conical block 30 is connected to the pull rod One end of 12 further, and the triangular conical block 30 is provided with a plurality of driving grooves 31.

An outer tube 4, as shown in FIGS. 1 and 2, a plurality of circular through holes 42 are provided at one end of the outer tube 4, and a head socket 41 is provided at the other end of the outer tube 4; A set of stop blocks 5, as shown in Figure 2, Figure 4 and Figure 5, is composed of a plurality of stop blocks 5, and each stop block 5 is set in the shape of L, and the outer tube 4 is provided with a The positioning ring 53 is positioned, and a plurality of positioning grooves 54 provided in the positioning ring 53 are positioned in each stop block 5, and then each stop block 5 is arranged in a ring shape and is located in each through hole 42 of the outer tube 4, and each The bottom of the stop block 5 is provided with an inner The inclined surface 51, the inner inclined surface 51 is used for the actuation of the triangular conical block 30; further, an elastic ring 55 is added, and the elastic ring 55 embeds each stop block 5 in the positioning groove 54 of the positioning ring 53, and The elastic ring 55 provides the return elastic force for the return of each stop block 5.

A spring 6, as shown in Fig. 2, is installed between the head holder 41 of the outer tube 4 and the inside of the positioning ring 53, and the spring 6 must be inserted into the pull rod 12, by means of the The return elastic force of the spring 6 is used to assist in releasing the quick release A, so as to improve the operating convenience of the quick release A of the present invention.

Please refer to FIG. 8, the quick release A of the present invention is formed by the above-mentioned components. The most important thing is to connect the head socket 41 to one end of the outer tube 4, and then place the triangular conical block 30 on the The other end of the outer tube 4 and the multiple positioning grooves 54 provided in the positioning ring 53 are fitted with the stop blocks 5, and then the front end of the pull rod 12 is extended through the spring 6, the positioning ring 53 and then through The outer tube 4 is then assembled in the triangular conical block 30. At this time, the quick release A of the present invention is in a relaxed state, and each stopper 5 is still sunk in the through hole 42 of the outer tube 4.

Therefore, the improved quick-release structure of the present invention, as shown in Figures 8 and 9, is linked to the pull rod 12 and the triangular conical block 30 to move axially (ie Y-axis) by the grip of the handle 1, thereby driving each stop block 5 moves in the vertical direction (that is, the X axis), and drives the inner inclined surface 51 of each stop block 5 to move in the vertical direction (X axis) via the driving grooves 31 provided in the triangular cone block 30.

Therefore, when in use, as shown in Figure 9, the quick release A can be inserted into the frame 7 and the wheel axle 8. When the handle 1 is pressed, the cam 11 will link the pull rod 12 and the triangular cone The block 30 moves toward the head bearing 41, and the drive groove 31 of the triangular conical block 30 is used to abut the inner inclined surface 51 of each stop block 5 to move vertically (X-axis), so that each stop block 5 is exposed to the outside The outer tube 4 achieves the effect of quickly clamping/releasing the bicycle wheel according to the inner side surface between the head bearing 41 and each stop block 5. The locator 2 of the present invention It is clamped between the main body 10 of the handle 1 and the cam 11, so that the main body 10 and the cam 11 of the handle 1 cannot rotate relative to each other, so as to prevent the handle 1 from accidentally loosening, so as to ensure driving safety.

Please refer to Figure 7, if you want to loosen the quick release A of the present invention to replace the bicycle wheel, press the operating rod 21 of the positioner 2 and sink into the body 10 of the handle 1, the operating rod 21 is in After pressing the abutting member and sinking into the hole of the cam 11, the main body 10 and the cam 11 of the handle 1 can be rotated relative to each other, and the handle 1 and the main body 10 can be reversely rotated to loosen The positioner 2 then loosens the quick release A of the present invention and takes it out. After the bicycle wheel is replaced, the quick release A of the present invention is continued, and then the handle 1 and its body 10 are rotated to clamp the wheel axle 8 of the bicycle, and the positioner 2 will be clamped again to allow the hand The body 10 of the handle 1 and the cam 11 cannot rotate relative to each other to prevent the handle 1 from accidentally loosening, so as to ensure driving safety.

Based on the technical means used in the aforementioned quick release A, the anti-loosening method of the quick release structure of the present invention can be obtained, which includes: a handle construction step (a), a handle 1 is constructed and further includes a cam 11 and a pull rod 12. In addition, the cam 11 and the pull rod 12 are connected to each other, that is, the cam 11 is placed in a pivot hole 101 provided in the body 10 of the handle 1; a locator construction step (b) is to construct a The positioner 2 is installed in a chamber space 13 provided between the body 10 and the cam 11 of the handle 1, and the chamber space 13 penetrates the pivot hole 101 of the body 10. The device 2 further includes an operating rod 21, an abutting member 22, and an elastic body 23, wherein the operating rod 21, the abutting member 22, and the elastic body 23 have to be sequentially installed in the chamber space 13, and the operation The rod 21 is exposed, and the abutting member 22 is provided with a round head 221 that abuts against the operating rod 21, and the neck 222 of the abutting round head 221 is adjacent to the neck 222 to block the cam 11 and the pull rod 12. Pivoting, that is, resisting its pivoting by bearing shear force to prevent loosening; and a clamping block construction step (c), a clamping block 3 is built and connected to the other end of the tie rod 12; Through the above-mentioned steps, the handle 1 is held and the pull rod 12 and the clamping block 3 are linked to achieve the clamping effect, and the positioner 2 is used to prevent loosening and increase vehicle safety.

In summary of the above embodiments, the present invention relates to a quick release improved structure, and the structure of each embodiment has not been seen in books or publicly used, and sincerely meets the requirements of a patent application. I sincerely ask Jun Bureau to approve the patent as soon as possible. Prayer; for those who need to be clarified, the above are the specific embodiments of this application and the technical principles used. If changes are made in accordance with the concept of this application, the resulting functional effects still do not exceed the specification and drawings All the spirits covered by the formula should be stated within the scope of this application.

1: Handle

10: body

11: Cam

12: Tie rod

13: Room space

2: locator

21: Joystick

22: top piece

23: elastomer

Claims (8)

A quick release structure with safety and anti-loosening, which includes: a handle, the system further includes a cam and a pull rod, and the cam and the pull rod are connected to each other, that is, the cam is placed on the handle body. Pivot hole; a positioner is installed in a chamber space provided between the body of the handle and the cam, and the chamber space is radially perpendicular to the cam shaft, and penetrates the body The pivot hole, and the positioner further includes an operating rod, an abutting member, and an elastic body, wherein the operating rod, the abutting member, and the elastic body are sequentially installed in the chamber space, and the operating rod is partially It is exposed, and the abutting member is provided with a round head to abut against the operating rod, and the neck of the abutting member is close to the round head to block the pivoting between the cam and the pull rod, that is, to withstand the shearing force. Resisting its pivoting to prevent loosening; and a clamp block connected to the other end of the pull rod; by holding the handle, the pull rod and clamp block are linked to achieve the clamping effect, And use the locator to prevent the effect of loosening. The quick release structure with safety and anti-loosening as described in claim 1, and further includes: an outer tube, one end of the outer tube is provided with a plurality of circumferential through holes, and the other end of the outer tube is provided There is a head bearing; a set of stop blocks, a positioning ring is arranged inside the outer tube, and each stop block is positioned in a ring configuration and is located in each through hole of the outer tube, and the bottom of each stop block is provided with a Inner slope; and a triangular conical block, the clamping block is set as the triangular conical block and connected to one end of the pull rod, and the pull rod and the triangular conical block move axially (Y axis) by the grip of the handle , According to which drives each stop block to move vertically (X axis); By holding and pressing the handle, the linkage rod and the triangular cone block move toward or away from the head support, so that each stop block is exposed to the outer tube, according to the head support and the difference between each stop block The inner side can achieve quick clamping/releasing effect. As described in claim 2, there is a quick release structure with safety and anti-loosening, which is additionally provided with a spring, and the spring is located between the head bearing and the positioning ring, and the spring must be sleeved in the pull rod for the purpose Assist in releasing the quick release, thereby improving the operation convenience of the quick release. As described in claim 2, there is a quick-release structure with safety and anti-loosening, wherein the stop block is set in an L shape. As described in claim 2, there is a quick-release structure with safety and anti-loosening, wherein the positioning ring is provided with a plurality of positioning grooves, and each positioning groove is used for positioning each stop block. As described in claim 2, there is a quick release structure with safety and anti-loosening, wherein an elastic ring is additionally provided, and the elastic ring embeds each stop block in the positioning groove of the positioning ring. As described in claim 2, there is a quick release structure with safety and anti-loosening, wherein the triangular conical block is provided with a plurality of driving grooves, and each driving groove is used to drive each stop block to move vertically (X-axis). A method for preventing loosening of a quick-release structure includes: a handle construction step, a handle is constructed, and further includes a cam and a pull rod, and the cam and the pull rod are connected to each other, that is, the cam is placed on the The body of the handle is provided with a pivot hole; a locator construction step is to build a locator and install it in a chamber space provided between the body of the handle and the cam, and the locator The chamber space is radially perpendicular to the cam shaft and penetrates the pivot hole of the main body. The positioner further includes an operating rod, an abutting member, and an elastic body, wherein the operating rod, the abutting member, and the elastic body Into the chamber space in order, and let the operating rod partially exposed, and the top The abutment member is provided with a round head to abut against the operating rod, and is adjacent to the neck of the abutment member round head to block the pivoting between the cam and the pull rod, that is, resist the pivoting of the cam and the pull rod by bearing the shear force. In order to prevent loosening; and a clamping block construction step, a clamping block is built and connected to the other end of the pull rod; through the above steps, the handle is held, and the pull rod and The clamping block is used to achieve the clamping effect, and the positioner is used to prevent the loosening effect and increase the safety of the car.

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