All-terrain vehicle

The quick-release mechanism enables the detachable connection between the auxiliary cargo box and the vehicle frame of the all-terrain vehicle, solving the problem of low practicality caused by the fixed connection of the auxiliary cargo box in the existing technology. It realizes the functions of quick disassembly and assembly and position adjustment, and improves the flexibility of use of the all-terrain vehicle.

CN121626299APending Publication Date: 2026-03-10ZHEJIANG CFMOTO POWER CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-29
Publication Date
2026-03-10

AI Technical Summary

Technical Problem

The secondary cargo boxes of existing all-terrain vehicles are only in a fixed connection state, which cannot meet the needs of different scenarios and has low practicality.

Method used

Design a quick-release mechanism, including a quick-release body, a transmission component, an operating component, and an actuator. The quick-release mechanism enables the detachable connection between the auxiliary cargo box and the vehicle frame. The quick-release mechanism can switch between snap-fit, moving, and separating positions, improving the convenience of disassembly and assembly and the position adjustment capability.

Benefits of technology

It enables quick assembly and disassembly of the auxiliary cargo box from the vehicle frame, enhancing the practicality of the auxiliary cargo box and allowing for flexible adjustment of the installation position according to different scenarios to meet diverse usage needs.

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Abstract

The invention discloses an all-terrain vehicle. The all-terrain vehicle comprises a vehicle frame, a walking system, a suspension system, a power assembly and a container. The cargo box comprises a quick-release mechanism, an auxiliary cargo box and a fixing piece. The quick-release mechanism comprises a quick-release body, a transmission piece, an operation piece and an execution piece. A fixing part and a clamping part are formed on the quick release body, the transmission part is a shaft body and penetrates through the quick release body in the axial direction of the transmission part, the two ends of the transmission part are connected with the operation part and the execution part respectively, the execution part has a clamping position, a moving position and a separating position, and when the execution part is located at the clamping position, the execution part abuts against the fixing part; the quick release mechanism is connected with the fixing piece by matching with the clamping part; when the executing part is located at the moving position, a gap exists between the executing part and the fixing part, and the quick detaching mechanism can move; when the executing part is located at the separation position, the executing part and the fixing part are not overlapped in the axial direction of the transmission part, and the quick release mechanism can be separated from the fixing part. Through the arrangement, the practicability of the auxiliary container can be improved.
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Description

TECHNICAL FIELD

[0001] The present application relates to the field of vehicle technology, in particular to an all-terrain vehicle. BACKGROUND

[0002] An all-terrain vehicle is a vehicle designed for driving on various complex terrains. The all-terrain vehicle has strong off-road capability and can easily cope with complex terrains such as mud, sand, snow and rocks.

[0003] The all-terrain vehicle generally includes a frame, a body cover, a walking system, a suspension system, a power assembly, a transmission system and a sub-tank. The sub-tank is mounted at the rear of the all-terrain vehicle and is used to store articles. However, the sub-tank in the prior art only has one use state of being fixedly connected with the frame, and cannot satisfy the use requirements of different scenes, thereby reducing the practicability of the sub-tank. SUMMARY

[0004] In order to solve the problems in the prior art, the present application aims to provide an all-terrain vehicle with a sub-tank having high practicability.

[0005] To achieve the above-mentioned purpose, the present application adopts the following technical solution:

[0006] An all-terrain vehicle includes a frame, a walking system, a suspension system, a power assembly and a tank. The walking system is at least partially located below the frame, the suspension system connects the walking system to the frame, the power assembly is supported by the frame and is in transmission connection with the walking system, and the tank is at least partially located at the rear of the frame. The tank includes a quick release mechanism, a sub-tank and a fixing member connected with the frame, and the fixing member and the sub-tank are detachably connected through the quick release mechanism. The quick release mechanism includes a quick release body, a transmission member, an operating member and an executing member. One side of the quick release body is formed with a fixing portion connected with the sub-tank, and the other side of the quick release body is formed with a clamping portion capable of clamping with the fixing member. The transmission member is an axle body, the transmission member is arranged in the quick release body along the axial direction of the transmission member, the operating member is rotatably connected with one end of the transmission member, and the executing member is connected with the other end of the transmission member. The executing member has a clamping position, a moving position and a separation position. When the executing member is at the clamping position, the executing member abuts against the fixing member to connect the quick release mechanism with the fixing member in cooperation with the clamping portion. When the executing member is at the moving position, the executing member is spaced apart from the fixing member, and the quick release mechanism can move relative to the fixing member. When the executing member is at the separation position, the executing member and the fixing member do not overlap in the axial direction of the transmission member, and the quick release mechanism can be separated from the fixing member.

[0007] Further, the quick release body is provided with a through hole penetrating through itself, the through hole extends along the axial direction of the transmission member, and the transmission member is located in the through hole and can rotate in the through hole. The operating member can rotate the executing member through the transmission member, so that the executing member can be at the separation position.

[0008] Further, the quick release mechanism comprises a connecting piece, one end of the transmission member connected to the execution member is defined as a connecting end, the connecting end is at least partially arranged in the execution member along the axial direction of the transmission member, and the connecting end is fixed by the connecting piece.

[0009] Further, the quick release mechanism further comprises an elastic member, the connecting end is further arranged in the elastic member, the elastic member is located between the quick release body and the execution member, and the elastic member abuts against the quick release body and the execution member.

[0010] Further, the quick release body extends along a preset direction, the preset direction is substantially parallel to the axial direction of the transmission member, the operation member and the execution member are distributed on both sides of the quick release body along the preset direction, and the execution member and the clamping part clamp the fixing member on both sides of the preset direction respectively when the execution member is in the clamping position.

[0011] Further, the clamping part is provided with a first clamping groove, the groove opening of the first clamping groove faces the execution member, one side of the execution member close to the quick release body is provided with a second clamping groove, and the fixing member is clamped in the first clamping groove and the second clamping groove respectively along the axial direction of the transmission member when the execution member is in the clamping position.

[0012] Further, the quick release mechanism further comprises an anti-skid pad, the anti-skid pad is arranged in the first clamping groove and / or the second clamping groove, and the fixing member abuts against the anti-skid pad.

[0013] Further, the quick release mechanism further comprises a positioning shaft, a limiting groove and a positioning hole communicated with the limiting groove are arranged on the operation member, one end of the transmission member away from the execution member is located in the limiting groove, and the positioning shaft passes through the positioning hole and the transmission member in the limiting groove, so that the transmission member is rotationally connected with the operation member through the positioning shaft.

[0014] Further, the operation member is formed with a first abutting surface and a second abutting surface, the operation member rotates relative to the transmission member to form a first position and a second position, the first abutting surface abuts against the quick release body when the execution member is in the clamping position, the second abutting surface abuts against the quick release body when the execution member is in the moving position and the separation position, the axis line of the rotation of the operation member relative to the transmission member is defined as a rotation axis line, and the minimum distance between the first abutting surface and the rotation axis line is greater than the minimum distance between the second abutting surface and the rotation axis line.

[0015] Further, the quick release body is formed with a supporting part, the supporting part is located on the fixing part, and the supporting part abuts against and supports the auxiliary cargo box.

[0016] In the above-mentioned all-terrain vehicle, the auxiliary cargo box is connected with the vehicle frame through the quick release mechanism, the quick release mechanism can realize the quick disassembly of the auxiliary cargo box and the vehicle frame, thereby improving the disassembly convenience of the auxiliary cargo box. Moreover, the connection position of the auxiliary cargo box and the vehicle frame can be flexibly adjusted through the quick release mechanism, thereby adjusting the installation position of the auxiliary cargo box to meet the use requirements of the auxiliary cargo box in different scenes, thereby improving the practicability of the auxiliary cargo box. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The three-dimensional structure schematic diagram of the all-terrain vehicle provided by the embodiment of the present application.

[0018] Figure 2 The internal structure schematic diagram of the all-terrain vehicle provided by the embodiment of the present application.

[0019] Figure 3 The partial exploded view of the cargo box and the frame of the all-terrain vehicle provided by the embodiment of the present application.

[0020] Figure 4 The partial schematic diagram of the quick release mechanism and the fixing member of the all-terrain vehicle provided by the embodiment of the present application.

[0021] Figure 5 The full cross-sectional view of the quick release mechanism of the all-terrain vehicle provided by the embodiment of the present application in the moving position.

[0022] Figure 6 The full cross-sectional view of the quick release mechanism of the all-terrain vehicle provided by the embodiment of the present application in the clamping position.

[0023] Figure 7 The full cross-sectional view of the quick release mechanism of the all-terrain vehicle provided by the embodiment of the present application in the separation position.

[0024] Figure 8 The structure exploded view of the quick release mechanism of the all-terrain vehicle provided by the embodiment of the present application. DETAILED DESCRIPTION

[0025] In order to make the personnel in the art better understand the scheme of the present application, the technical scheme in the specific embodiment of the present application will be described clearly and completely by combining the drawings in the embodiment of the present application.

[0026] It should be noted that the terms "first", "second" and similar terms used in the specification and claims of the present application do not denote any order, quantity, or importance, but are used to distinguish different components. Similarly, the terms "one" or "a" or "an" do not denote a quantity of one, but are used to denote the presence of at least one. "Plural" or "a plurality" means two or more. Unless otherwise indicated, the terms "before", "after", "left", "right", "down", and / or "up" are used for convenience and are not necessarily limited to one position or spatial orientation. The terms "include" or "comprise" or similar terms mean that the elements or objects before the "include" or "comprise" are encompassed by the "include" or "comprise" and are not exclusive of other elements or objects. The terms "connected" or "connected" are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect.

[0027] The singular forms "a", "said", and "the" used in the specification and the appended claims of the present application are also intended to include the plural forms, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" used herein means and includes any or all possible combinations of one or more associated listed items.

[0028] As shown in Figures 1 to 2 The present application provides an all-terrain vehicle 100, which includes a frame 11, a vehicle body cover 12, a walking system 13, a suspension system 14, and a power assembly 15.

[0029] In order to clearly illustrate the technical solutions of the present application, the front, rear, left, right, up, and down are defined as shown in Figure 1 In the present application, the length direction of the frame 11 refers to the front-rear direction in Figure 1 , the width direction of the frame 11 refers to the left-right direction in Figure 1 , and the height direction of the frame 11 refers to the up-down direction in Figure 1 .

[0030] The frame 11 serves as the basic frame of the all-terrain vehicle 100, and is used to support the vehicle body cover 12, the walking system 13, the suspension system 14, and the power assembly 15. The vehicle body cover 12 is at least partially connected to the frame 11. The walking system 13 is at least partially located below the frame 11, and the suspension system 14 connects the walking system 13 to the frame 11. Specifically, the walking system 13 includes front wheels 131 and rear wheels 132, both of which are connected to the frame 11 through the suspension system 14. The power assembly 15 is in driving connection with the walking system 13, specifically, the power assembly 15 can be in driving connection with at least one of the front wheels 131 or the rear wheels 132.

[0031] Specifically, the vehicle frame 11 comprises a front frame 111, a middle frame 112 and a rear frame 113 connected in sequence. The middle frame 112 is located between the front frame 111 and the rear frame 113 along the length direction of the vehicle frame 11. The vehicle body cover 12 is at least partially connected to the middle frame 112, and forms a driver cabin 20 with the middle frame 112, which is used to provide a seating space for the driver and / or passengers.

[0032] In the embodiment, the middle frame 112 comprises a front pillar 1121, a pillar assembly 1122 and a rear pillar 1123. The pillar assembly 1122 is located between the front pillar 1121 and the rear pillar 1123. For the ATV 100, the front pillar 1121 is the A-pillar of the ATV 100, the pillar assembly 1122 is the B-pillar of the ATV 100, and the rear pillar 1123 is the C-pillar of the ATV 100.

[0033] As shown in FIG. 1, as an implementation manner, the ATV 100 further comprises a cargo box 27, which is at least partially located at the rear of the vehicle frame 11 and is used to carry goods. The cargo box 27 comprises a fixing member 273, a quick release mechanism 274 and a sub-cargo box 275. The fixing member 273 is connected to the vehicle frame 11, and the fixing member 273 and the sub-cargo box 275 are detachably connected through the quick release mechanism 274. Figures 3 to 7

[0034] The quick release mechanism 274 comprises a quick release body 2741, an operating member 2742, an executing member 2743 and a transmission member 2744. The quick release body 2741 is fixedly connected to the sub-cargo box 275 and is used to support the sub-cargo box 275. The transmission member 2744, the operating member 2742 and the executing member 2743 are used to realize the detachable connection between the quick release body 2741 and the fixing member 273, so as to realize the detachable connection between the sub-cargo box 275 and the fixing member 273.

[0035] Specifically, one side of the quick release body 2741 is formed with a fixing portion 2741d connected to the sub-cargo box 275, and the other side of the quick release body 2741 is formed with a clamping portion 2741c capable of being clamped with the fixing member 273. The transmission member 2744 is a shaft body, and the fixing portion 2741d and the clamping portion 2741c are located on both sides of the quick release body 2741 perpendicular to the axial direction of the transmission member 2744. In some embodiments, the sub-cargo box 275 is connected to the fixing portion 2741d through a screw, so that the sub-cargo box 275 is connected to the fixing member 273 through the quick release body 2741.

[0036] ​More specifically, the transmission member 2744 passes through the quick-release body 2741 along its axial direction, and the transmission member 2744 is movable relative to the quick-release body 2741 along its axial direction. The operating member 2742 is rotatably connected to one end of the transmission member 2744, and the operating member 2742 is used to drive the transmission member 2744 to move. The actuator 2743 is connected to the other end of the transmission member 2744, and the movement of the transmission member 2744 can drive the actuator 2743 to move, so that the actuator 2743 can switch between different working positions, thereby realizing the detachable connection between the quick-release mechanism 274 and the fixing member 273. In this application, the axial direction of the transmission member 2744 is the height direction of the frame 11.

[0037] In this embodiment, the actuator 2743 has a snap-in position, a moving position, and a disengaged position. These positions are the working positions of the actuator 2743.

[0038] like Figure 6 As shown, when the actuator 2743 is in the snap-fit ​​position, the actuator 2743 abuts against the fixing member 273, and the actuator 2743 can cooperate with the snap-fit ​​part 2741c to connect the quick-release mechanism 274 to the fixing member 273. At this time, the snap-fit ​​part 2741c and the actuator 2743 abut against the upper and lower ends of the fixing member 273 respectively, and the actuator 2743 can provide a pre-tightening force to the fixing member 273, thereby fixing the relative position of the quick-release body 2741 and the fixing member 273. Furthermore, the auxiliary cargo box 275 is connected to the fixing part 2741d, thereby realizing the connection between the auxiliary cargo box 275 and the fixing member 273, and thus realizing the connection between the auxiliary cargo box 275 and the frame 11.

[0039] like Figure 5 As shown, when the actuator 2743 is in the movable position, there is a gap between the actuator 2743 and the fixing member 273, allowing the quick-release body 2741 to move relative to the fixing member 273. At this time, the actuator 2743 no longer provides pre-tension to the fixing member 273, enabling the quick-release mechanism 274 to move along the extension direction of the fixing member 273. Furthermore, the auxiliary cargo box 275 is connected to the fixing part 2741d, facilitating the driver's and passengers' access to goods on the auxiliary cargo box 275 and improving its ease of use. It should be noted that in this application, the extension direction of the fixing member 273 is the length direction of the vehicle frame 11.

[0040] like Figure 7As shown, when the actuator 2743 is in the disengaged position, the actuator 2743 and the fixing member 273 do not overlap along the axial direction of the transmission member 2744, and the quick-release mechanism 274 can separate from the fixing member 273. At this time, interference between the actuator 2743 and the fixing member 273 along the axial direction of the transmission member 2744 can be avoided, which facilitates the separation of the quick-release mechanism 274 from the fixing member 273, thereby allowing the sub-cargo box 275 to separate from the frame 11, and thus realizing the quick disassembly function of the sub-cargo box 275.

[0041] In summary, by adjusting the operating component 2742 to drive the transmission component 2744 to move, the actuator 2743 can switch between the engaging position, the moving position, and the disengaging position, thereby enabling the quick disassembly and assembly of the quick-release mechanism 274 and the fixing component 273, and thus enabling the quick disassembly and assembly of the auxiliary cargo box 275 and the vehicle frame 11, thereby improving the practicality of the auxiliary cargo box 275.

[0042] In one embodiment, the quick-release body 2741 has a through hole 2741a extending through itself. The through hole 2741a extends axially along the transmission member 2744, which is located within the through hole 2741a and can rotate within it. Specifically, the operating member 2742 can rotate the actuator 2743 via the transmission member 2744, so that the actuator 2743 can be in the disengaged position. This arrangement allows the through hole 2741a to facilitate the rotation of the transmission member 2744 within the quick-release body 2741, thereby enabling the operating member 2742 to drive the actuator 2743 to rotate via the transmission member 2744, ensuring that the actuator 2743 and the fixing member 273 do not overlap along the axial direction of the transmission member 2744.

[0043] like Figure 8 As shown, in one embodiment, the quick-release mechanism 274 includes a connector 2748. One end of the transmission member 2744 that connects to the actuator 2743 is defined as a connecting end 2744a. The connecting end 2744a is at least partially axially inserted into the actuator 2743 along the transmission member 2744, and is fixed by the connector 2748. For example, the connecting end 2744a is provided with an external thread, and the connector 2748 can be a nut, so that the connector 2748 is threadedly connected to the actuator 2743, thereby enabling the actuator 2743 to be connected to the transmission member 2744.

[0044] In one embodiment, the quick-release mechanism 274 further includes an elastic element 2745, with the connecting end 2744a passing through the elastic element 2745. The elastic element 2745 is located between the quick-release body 2741 and the actuator 2743, and it also abuts against the quick-release body 2741 and the actuator 2743. For example, the elastic element 2745 can be a spring, fitted onto the connecting end 2744a, with both ends of the spring abutting against the quick-release body 2741 and the actuator 2743, respectively. When the operating member 2742 rotates to the first position, the actuator 2743 can move upward relative to the fixed member 273, thereby compressing the spring and giving it a deformation force. When the operating member 2742 is rotated to the second position, the actuator 2743 can move downward relative to the fixed member 273. At the same time, the deformation force of the spring can push the actuator 2743 downward, which is conducive to the rapid separation of the actuator 2743 from the fixed member 273, thereby improving the disassembly and assembly efficiency of the quick-release mechanism 274.

[0045] In one embodiment, the quick-release body 2741 extends along a preset direction, which is substantially parallel to the axial direction of the transmission member 2744. The operating member 2742 and the actuating member 2743 are distributed on both sides of the quick-release body 2741 along the preset direction. When the operating member 2742 is in the latching position, the actuating member 2743 and the latching portion 2741c respectively latch onto both sides of the fixing member 273 along the preset direction. In this application, the preset direction is the height direction of the frame 11. This configuration fixes both ends of the quick-release body 2741 to the fixing member 273, thereby improving the connection stability between the quick-release body 2741 and the fixing member 273, and further improving the connection stability between the auxiliary cargo box 275 and the frame 11.

[0046] As an optional implementation, the locking part 2741c has a first locking groove 2741b, with the opening of the first locking groove 2741b facing the actuator 2743. The actuator 2743 has a second locking groove 2743a on the side near the quick-release body 2741. When the operating member 2742 is in the locking position, the fixing member 273 is locked into the first locking groove 2741b and the second locking groove 2743a on both sides along the axial direction of the transmission member 2744, respectively. With this configuration, when the operating member 2742 is in the locking position, the first locking groove 2741b can limit the upper end of the fixing member 273 along the axial direction of the transmission member 2744, and the second locking groove 2743a can limit the lower end of the fixing member 273 along the axial direction of the transmission member 2744, further improving the connection stability between the quick-release mechanism 274 and the fixing member 273.

[0047] like Figure 8In one embodiment, the quick-release mechanism 274 further includes an anti-slip pad 2747, which is installed in the first latching groove 2741b and / or the second latching groove 2743a, with the fastener 273 abutting against the anti-slip pad 2747. Through this arrangement, the anti-slip pad 2747 can increase the friction between the fastener 273 and the first latching groove 2741b, as well as the friction between the fastener 273 and the second latching groove 2743a, thereby improving the connection stability between the fastener 273 and the quick-release body 2741, and further improving the connection stability between the auxiliary cargo box 275 and the frame 11.

[0048] In one embodiment, the quick-release mechanism 274 further includes a positioning shaft 2746. The operating member 2742 has a limiting groove 2742c and a positioning hole 2742d communicating with the limiting groove 2742c. The end of the transmission member 2744 furthest from the actuator 2743 is located within the limiting groove 2742c. The positioning shaft 2746 passes through the positioning hole 2742d and the transmission member 2744 within the limiting groove 2742c, allowing the transmission member 2744 to be rotatably connected to the operating member 2742 via the positioning shaft 2746. This arrangement avoids interference between the transmission member 2744 and the rotation of the operating member 2742, enabling the rotation of the operating member 2742 to drive the transmission member 2744 to rotate, thus achieving the quick-release function between the quick-release mechanism 274 and the fixing member 273.

[0049] like Figure 5 and Figure 6 As shown, in one embodiment, the operating member 2742 has a first abutment surface 2742a and a second abutment surface 2742b. The operating member 2742 rotates relative to the transmission member 2744 to form a first position and a second position. When the actuator 2743 is in the engaged position, the first abutment surface 2742a abuts against the quick-release body 2741, at which time the operating member 2742 is in the first position. When the actuator 2743 is in the moving position and the disengaged position, the second abutment surface 2742b abuts against the quick-release body 2741, at which time the operating member 2742 is in the second position.

[0050] In this embodiment, the axis of rotation of the operating member 2742 relative to the transmission member 2744 is defined as the rotation axis, and the minimum distance D1 between the first contact surface 2742a and the rotation axis is greater than the minimum distance D2 between the second contact surface 2742b and the rotation axis. With this configuration, when the operating member 2742 rotates from the first position to the second position, it can drive the transmission member 2744 to move downward, thereby realizing the quick-release mechanism 274's quick disassembly and assembly function.

[0051] like Figure 8As shown, in one embodiment, the quick-release body 2741 has a support portion 2741e, which is located on the fixing portion 2741d. The support portion 2741e abuts against and supports the auxiliary cargo box 275, while the fixing portion 2741d is fixedly connected to the auxiliary cargo box 275. This arrangement improves the connection stability between the quick-release body 2741 and the auxiliary cargo box 275, thereby enhancing the connection stability between the auxiliary cargo box 275 and the vehicle frame 11.

[0052] It should be understood that those skilled in the art can make improvements or modifications based on the above description, and all such improvements and modifications should fall within the protection scope of the appended claims.

Claims

1. An all-terrain vehicle, characterized in that, a frame; a running system located at least partially below the frame; a suspension system connecting the running system to the frame; a power assembly supported by the frame and in driving connection with the running system; a cargo box located at least partially at the rear of the frame; characterized in that, the cargo box comprises a quick-release mechanism, a sub-cargo box, and a fixing member connected to the frame, the fixing member and the sub-cargo box are detachably connected through the quick-release mechanism, the quick-release mechanism comprises: a quick-release body, one side of the quick-release body is formed with a fixing part connected to the sub-cargo box, the other side of the quick-release body is formed with a clamping part capable of clamping the fixing member; a transmission member, the transmission member is a shaft body, the transmission member is arranged in the quick-release body along the axial direction of the transmission member; an operating member, the operating member is in rotational connection with one end of the transmission member; an execution member, the execution member is connected to the other end of the transmission member, the execution member has a clamping position, a moving position, and a separation position, when the execution member is in the clamping position, the execution member abuts against the fixing member to connect the quick-release mechanism and the fixing member through the clamping part; when the execution member is in the moving position, the execution member is spaced apart from the fixing member, and the quick-release mechanism can move relative to the fixing member; when the execution member is in the separation position, the execution member does not overlap the fixing member along the axial direction of the transmission member, and the quick-release mechanism can be separated from the fixing member.

2. The all-terrain vehicle according to claim 1, characterized in that, the quick-release body is provided with a through hole extending through itself, the through hole extends along the axial direction of the transmission member, and the transmission member is located in the through hole and can rotate in the through hole; the operating member can rotate the execution member through the transmission member, so that the execution member can be in the separation position.

3. The all-terrain vehicle according to claim 1, characterized in that, the quick-release mechanism comprises a connecting member, one end of the transmission member connected to the execution member is defined as a connecting end, the connecting end is arranged in the execution member at least partially along the axial direction of the transmission member, and the connecting end is fixed through the connecting member.

4. The all-terrain vehicle according to claim 3, characterized in that, the quick-release mechanism further comprises an elastic member, the connecting end is further arranged in the elastic member, the elastic member is located between the quick-release body and the execution member, and the elastic member further abuts against the quick-release body and the execution member.

5. The all-terrain vehicle according to claim 1, characterized in that, the quick-release body extends along a predetermined direction, the predetermined direction is substantially parallel to the axial direction of the transmission member, the operating member and the execution member are distributed on both sides of the quick-release body along the predetermined direction, and when the execution member is in the clamping position, the execution member and the clamping part clamp the fixing member on both sides of the predetermined direction, respectively.

6. The all-terrain vehicle according to claim 5, characterized in that, The clamping part is provided with a first clamping groove, and the groove opening of the first clamping groove faces the actuator. The actuator is provided with a second clamping groove on the side close to the quick release body. When the actuator is in the clamping position, the fixing member is clamped in the first clamping groove and the second clamping groove respectively on both sides of the transmission member in the axial direction.

7. The ATV of claim 6, wherein, The quick release mechanism further comprises a non-slip pad, which is arranged in the first clamping groove and / or the second clamping groove, and the fixing member abuts against the non-slip pad.

8. The ATV of claim 1, wherein, The quick release mechanism further comprises a positioning shaft, a limiting groove and a positioning hole communicated with the limiting groove are formed on the operating member, and the end of the transmission member away from the actuator is located in the limiting groove. The positioning shaft passes through the positioning hole and the transmission member in the limiting groove, so that the transmission member is rotationally connected with the operating member through the positioning shaft.

9. The ATV of claim 1, wherein, The operating member is formed with a first abutting surface and a second abutting surface, and the operating member is rotatable relative to the transmission member to form a first position and a second position. When the actuator is in the clamping position, the first abutting surface abuts against the quick release body. When the actuator is in the moving position and the separation position, the second abutting surface abuts against the quick release body. The axis of rotation of the operating member relative to the transmission member is defined as the rotation axis. The minimum distance between the first abutting surface and the rotation axis is greater than the minimum distance between the second abutting surface and the rotation axis.

10. The ATV of claim 1, wherein, The quick release body is formed with a support part, which is located on the fixing part. The support part abuts against and supports the auxiliary cargo box.