Carrying device for placing electric bicycle

Abstract

The utility model provides a carrying device for placing an electric bicycle, the carrying device is connected to a motor vehicle, and the carrying device comprises a support assembly connected with the motor vehicle; the fixing assembly is connected with the supporting assembly; the two rotating assemblies are oppositely arranged at the two ends of the fixing assembly, and the two rotating assemblies can rotate relatively; the track assembly is rotationally arranged on the fixing assembly; the two rotating assemblies are rotated to be opened, and wheels of the bicycle are pressed and fixed to the fixing assembly. The bicycle frame is used for loading electric bicycles, is suitable for road bicycles and mountain bicycles, is suitable for different tire widths and tire sizes, is wider in range, and improves the efficiency and the convenience degree of fixing the bicycles.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing devices, and more particularly to a loading device for placing an electric bicycle. Background Art

[0002] With the development of technology, our daily living standards have gradually improved. In modern life, various convenient means of transportation have emerged. At the same time, many sports have also emerged, such as cycling. However, some people need to drive to a fixed location to ride a bicycle, but due to the structure or volume of the bicycle itself, it cannot be placed in the car, so it needs to be placed outside the car. However, the current placement methods are usually on the roof or tied to the rear of the car. These fixing methods not only pose risks but are also extremely inconvenient to fix. Summary of the Utility Model

[0003] Therefore, the embodiment of the utility model provides a loading device for placing an electric bicycle, which improves the efficiency and convenience of fixing the bicycle.

[0004] To solve the above problems, the utility model provides a loading device for placing an electric bicycle. The loading device is connected to a motor vehicle and includes: a support assembly connected to the motor vehicle; a fixing assembly connected to the support assembly; two rotating assemblies relatively arranged at both ends of the fixing assembly and capable of rotating relative to each other; a track assembly rotatably arranged on the fixing assembly; wherein, the wheels of the bicycle are pressed and fixed on the fixing assembly by rotating and opening the two rotating assemblies.

[0005] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: by setting the support assembly and the fixing assembly, the bicycle is more stable when fixed and will not fall off, and can better support the bicycle on the motor vehicle. At the same time, by setting two rotating assemblies at both ends of the fixing assembly and realizing relative rotation, and then pressing the wheels of the bicycle on the fixing assembly through the two rotating assemblies, thereby realizing the fixation of the bicycle. In this way, the fixation of the bicycle on the motor vehicle is made simpler and faster, without the need for additional fixing structures and operations, greatly simplifying the fixing process. At the same time, the fixing effect is also more stable, ensuring the stability of the bicycle during the driving of the motor vehicle. In addition, a track assembly is set to help the bicycle move onto the fixing assembly for fixation, so that there is no need to carry the bicycle to the fixing assembly, saving effort, and thus making the fixation of the bicycle more convenient.

[0006] In an example of the present utility model, each rotating assembly includes: a first rotating part, the first rotating part is rotatably connected to the fixed assembly; a second rotating part, one end of the second rotating part is rotatably connected to the fixed assembly, and the opposite end is rotatably connected to the first rotating part; a locking part, the locking part is arranged on the second rotating part, and the locking part is used to lock the second rotating part.

[0007] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By arranging the first rotating part and the second rotating part, the rotating drum assembly can be more conveniently opened through the rotation of the two rotating parts, and then it is more convenient to perform subsequent fixing of the bicycle wheel. At the same time, by arranging the locking part on the second rotating part and locking the rotated second rotating part through the locking part, that is, locking the bicycle wheel, it is ensured that during the transportation process, the two rotating parts will not automatically open, preventing the bicycle from falling off, and improving the safety and stability during the transportation process.

[0008] In an example of the present utility model, the second rotating part further includes: a first fixing part, the first fixing part is rotatably connected to the fixed assembly; a telescopic part, the telescopic part is cooperatively connected with the first fixing part, the telescopic part can slide along the first fixing part, and the telescopic part is rotatably connected to the first rotating part; wherein, the locking part connects the telescopic part and the first fixing part, and the locking part cooperates with the first fixing part to fix the telescopic part.

[0009] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By arranging the first fixing part and the telescopic part to be cooperatively connected and enabling the telescopic part to slide along the first fixing part, that is, when the second rotating part is driven by the first rotating part to rotate, the telescopic part can expand and contract, enabling the first rotating part to rotate through a larger arc, enabling the wheel to enter and be fixed better, improving the efficiency and convenience of fixing. At the same time, by arranging the locking part to lock the telescopic part, the telescopic part will not slide freely, so that it will not shake after the wheel is fixed, improving the firmness and stability of fixing.

[0010] In an example of the present utility model, the first fixing part is provided with a tooth side; the locking part is provided with an elastic fitting, and the elastic fitting cooperates with the tooth side to enable the locking part to control the sliding of the telescopic part.

[0011] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By arranging the cooperation of the tooth side and the elastic fitting, the sliding mode of the telescopic part is simpler. Through the elastic rebound of the elastic fitting, the control and locking of the telescopic part are more convenient and fast, so that the overall fixing of the wheel is simpler and more convenient, improving the fixing efficiency.

[0012] In an example of the present utility model, the locking part further includes: a first sliding member, the first sliding member being connected to the telescopic member; a second sliding member, the second sliding member covering the first sliding member; a control group, the control group being connected to the first sliding member and the second sliding member, and the control group being used to cooperate with the elastic fitting member so that the locking part can control the movement and fixation of the telescopic member.

[0013] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the first sliding member and the second sliding member, and providing a control member connected to the first sliding member and the second sliding member, it is further enabled that the first sliding member and the second sliding member can be driven to slide through the control group, thereby improving the convenience of use. At the same time, the cooperation between the control group and the elastic fitting member makes the telescopic control of the telescopic member more convenient and fast, and the locking is also more convenient. No additional locking structure is required, improving the efficiency during locking, that is, improving the efficiency when fixing the wheel.

[0014] In an example of the present utility model, the control group further includes: an operating member, the operating member being connected to the second sliding member and rotatably connected to the first sliding member; a responsive member, the responsive member being cooperatively connected with the operating member and being in contact with the elastic fitting member; wherein, when the operating member rotates, it drives the responsive member to rotate, pressing the elastic fitting member so that the elastic fitting member disengages from the tooth side.

[0015] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the operating member connected to the second sliding member and rotatably connected to the first sliding member, it is further enabled that through the cooperation between the operating member and the responsive member, only by rotating the operating member to drive the responsive member to rotate, the elastic fitting member can be pressed, so that the elastic fitting member disengages from the tooth side, thereby realizing the unlocking of the telescopic member, enabling the telescopic member to freely expand and contract, improving the efficiency of controlling the expansion and contraction of the telescopic member, and at the same time making it more convenient to place the wheel on the fixing component, improving the fixing efficiency.

[0016] In an example of the present utility model, the carrying device further includes: a limiting member, the limiting member being provided on the first rotating part, and the limiting member being used to clamp the wheel.

[0017] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the limiting member on the first rotating part, the limiting member is used to limit and fix the placement of the wheel, so that the wheel is fixed more stably and firmly on the fixing component, preventing the bicycle from falling off during transportation and improving the stability during transportation.

[0018] In an example of the present utility model, the support assembly further includes: a first support member, the first support member being connected to the motor vehicle; a rotating part, the rotating part being connected to the first support member and also connected to the second support member; wherein, the second support member can rotate around the rotating part.

[0019] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the first support member and the rotating part, and arranging the second support member to be able to rotate around the rotating part, when the carrying device is arranged at the rear of the motor vehicle, it can avoid blocking the opening of the rear door of the vehicle by rotating, thus not affecting the normal use of the rear door of the vehicle.

[0020] In an example of the present utility model, the rotating part includes: a third support member provided with a mating groove; an elastic switch member disposed in the mating groove, and the elastic switch member and the mating groove are in an embedded fit.

[0021] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the third support member with a mating groove and arranging the elastic switch member and the mating groove to be in an embedded fit, the rotation and fixation of the second support member are limited, and the rotation and fixation of the second support member are made simpler and more convenient through the elastic switch member.

[0022] In an example of the present utility model, the track assembly further includes: a first track member connecting the fixing assembly; a second track member telescopically connected to the first track member, and the second track member telescopically extends toward the side away from the fixing assembly.

[0023] Compared with the prior art, the technical effects achieved by adopting this technical solution are as follows: By providing the telescopic first track member and the second track member, it can better assist in pushing the bicycle onto the fixing assembly during use, saving effort.

[0024] After adopting the technical solution of the present utility model, the following technical effects can be achieved:

[0025] (1) By providing the support assembly and the fixing assembly, the bicycle is more stable when fixed and will not fall, and can better support the bicycle on the motor vehicle. At the same time, by providing two rotating components at both ends of the fixing assembly and realizing relative rotation, and then pressing the wheels of the bicycle onto the fixing assembly through the two rotating components, thereby realizing the fixation of the bicycle. In this way, the fixation of the bicycle on the motor vehicle is made simpler and faster, without the need for additional fixing structures and operations, greatly simplifying the fixing process, and at the same time, the fixing effect is more stable, ensuring the stability of the bicycle during the driving of the motor vehicle. At the same time, the track assembly is provided to assist the bicycle to move onto the fixing assembly for fixation, so that it is not necessary to carry the bicycle to the fixing assembly, saving effort, and thus making the fixation of the bicycle more convenient;

[0026] (2) By setting the first rotating part and the second rotating part, the rotating drum assembly can be opened more conveniently through the rotation of the two rotating parts, and then the subsequent fixing of the bicycle wheel can be carried out more conveniently. At the same time, by setting the locking part on the second rotating part, the second rotating part after rotation is locked by the locking part, that is, the bicycle wheel is locked, ensuring that the two rotating parts will not automatically open during transportation, preventing the bicycle from falling off, and improving the safety and stability during transportation.

[0027] (3) By setting the first support member and the rotating part, and setting the second support member to be able to rotate around the rotating part, when the carrying device is set at the rear of the motor vehicle, the opening of the rear door of the vehicle can be avoided by rotating, so as not to affect the normal use of the rear door of the vehicle. Description of the Drawings

[0028] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0029] Figure 1 It is a schematic structural diagram of a carrying device for placing an electric bicycle provided by an embodiment of the present invention.

[0030] Figure 2 It is one of the partial structural schematic diagrams of a carrying device for placing an electric bicycle provided by an embodiment of the present invention.

[0031] Figure 3 It is an exploded partial structural schematic diagram of a carrying device for placing an electric bicycle provided by an embodiment of the present invention.

[0032] Figure 4 It is Figure 3 The enlarged view of area A in

[0033] Figure 5 It is another partial structural schematic diagram of a carrying device for placing an electric bicycle provided by an embodiment of the present invention.

[0034] Figure 6 It is still another partial structural schematic diagram of a carrying device for placing an electric bicycle provided by an embodiment of the present invention.

[0035] Explanation of the Reference Numerals:

[0036] 100. Loading device for placing an electric bicycle; 110. Support assembly; 111. First support member; 112. Rotating part; 113. Second support member; 114. Third support member; 115. Elastic switch member; 116. Fitting groove; 120. Fixing assembly; 130. Rotating assembly; 131. First rotating part; 132. Second rotating part; 132a. First fixing member; 132b. Telescopic member; 133. Locking part; 134. Elastic fitting member; 135. First sliding member; 136. Second sliding member; 137. Operating member; 138. Responsive member; 140. Track assembly; 141. First track member; 142. Second track member; 150. Limiting member; 160. Elastic plug member. Detailed implementation

[0037] To make the above objects, features, and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0038]

First Embodiment

[0039] See Figures 1-5 , the present utility model provides a loading device 100 for placing an electric bicycle. The loading device is connected to a motor vehicle. The loading device includes: a support assembly 110, and the support assembly 110 is connected to the motor vehicle; a fixing assembly 120, and the fixing assembly 120 is connected to the support assembly 110; two rotating assemblies 130, the two rotating assemblies 130 are relatively arranged at both ends of the fixing assembly 120, and the two rotating assemblies 130 can rotate relative to each other; a track assembly 140, and the track assembly 140 is rotatably arranged on the fixing assembly 120; wherein, by rotating and opening the two rotating assemblies 130, the wheels of the bicycle are pressed and fixed on the fixing assembly 120.

[0040] Specifically, when using the loading device, first set up the guide rail assembly. Pull out the second guide rail member from the first guide rail member. The telescopic fixing method between the two can be elastic buckle fixing. Stretch the second guide rail member to the ground and fix it with a buckle to form a track.

[0041] Furthermore, the two rotating components 130 are opened, specifically, the operating member 137 is first pried open, and the response member 138 is driven to rotate through the connection between the operating member 137 and the response member 138, wherein the operating member 137 is embedded and matched with the groove provided on the response member 138 through the protrusion provided, so that the operating member 137 can rotate around the protrusion, and then the protrusion drives the groove to rotate, so that the response member 138 presses the elastic fitting member 134, so that the spring of the elastic fitting member 134 is compressed, and then the elastic fitting member 134 leaves the tooth groove on the tooth side, so that the telescopic member 132b can be freely retracted and retracted.

[0042] Furthermore, the first rotating part 131 is rotated so that the first rotating part 131 can drive the second rotating part 132 to rotate. Since the telescopic member 132b is in a freely telescopic state at this time, the first rotating part 131 can perform a circular motion around the connection between the first rotating part 131 and the fixed component 120, so that the first rotating part 131 can rotate to a point that will not affect the normal entry of the bicycle wheel into the fixed component 120. The operations of the two rotating components 130 on the fixed component 120 are the same. When the two rotating components 130 are opened, the bicycle wheel enters the fixed component 120, and then the first rotating part 131 is controlled to rotate back until the limit member 150 is engaged with the wheel. At this time, the operating member 137 is released to allow the elastic matching member 134 to return to the tooth groove on the tooth side to complete the fixation.

[0043] Specifically, two carrying devices are provided at the rear of the vehicle to fix the front and rear wheels of the bicycle respectively in the same way. In addition, four or more carrying devices can be provided to fix multiple bicycles.

[0044] Preferably, an elastic latch member 160 is provided on the rotating portion 112, and the elastic latch member 160 can lock the rotation of the rotating portion 112 to prevent rotation during transportation.

[0045] Preferably, by providing the support assembly 110 and the fixing assembly 120, the bicycle is more stable when fixed, and will not fall, and the bicycle can be better supported on the motor vehicle. At the same time, by providing two rotating assemblies 130 at both ends of the fixing assembly 120, and realizing relative rotation, the wheels of the bicycle are pressed on the fixing assembly 120 by the two rotating assemblies 130, thereby realizing the fixing of the bicycle. In this way, the fixing of the bicycle on the motor vehicle is simpler and faster, and no additional fixing structure and operation are required, which greatly simplifies the fixing process. At the same time, the fixing effect is also more stable, ensuring the stability of the bicycle during the driving of the motor vehicle. At the same time, by providing the track assembly 140 to help the bicycle move to the fixing assembly 120 for fixing, it is not necessary to carry the bicycle to the fixing assembly 120, which saves effort and makes the fixing of the bicycle more convenient.

[0046] Specifically, each rotating assembly 130 includes: a first rotating part 131, and the first rotating part 131 is rotatably connected to the fixing assembly 120; a second rotating part 132, one end of the second rotating part 132 is rotatably connected to the fixing assembly 120, and the opposite end is rotatably connected to the first rotating part 131; a locking part 133, the locking part 133 is arranged on the second rotating part 132, and the locking part 133 is used to lock the second rotating part 132.

[0047] Preferably, by setting the first rotating part 131 and the second rotating part 132, the rotating drum assembly can be more conveniently opened through the rotation of the two rotating parts, and then the subsequent fixing of the bicycle wheel can be more conveniently carried out. At the same time, by arranging the locking part 133 on the second rotating part 132, the second rotating part 132 after rotation is locked by the locking part 133, that is, the bicycle wheel is locked, ensuring that during transportation, the two rotating parts will not automatically open, preventing the bicycle from falling off, and improving the safety and stability during transportation.

[0048] Specifically, the second rotating part 132 further includes: a first fixing part 132a, and the first fixing part 132a is rotatably connected to the fixing assembly 120; a telescopic part 132b, the telescopic part 132b is cooperatively connected with the first fixing part 132a, the telescopic part 132b can slide along the first fixing part 132a, and the telescopic part 132b is rotatably connected to the first rotating part 131; wherein, the locking part 133 connects the telescopic part 132b and the first fixing part 132a, and the locking part 133 cooperates with the first fixing part 132a to fix the telescopic part 132b.

[0049] Preferably, by setting the first fixing part 132a and the telescopic part 132b to be cooperatively connected and enabling the telescopic part 132b to slide along the first fixing part 132a, that is, when the second rotating part 132 is driven by the first rotating part 131 to rotate, the telescopic part 132b can be telescoped, enabling the first rotating part 131 to rotate through a larger arc, enabling the wheel to enter and be fixed better, improving the efficiency and convenience of fixing. At the same time, by setting the locking part 133 to lock the telescopic part 132b, the telescopic part 132b will not slide freely, so that it will not shake after the wheel is fixed, improving the firmness and stability of fixing.

[0050] Specifically, the first fixing part 132a is provided with a tooth side; the locking part 133 is provided with an elastic fitting part 134, and the elastic fitting part 134 cooperates with the tooth side to enable the locking part 133 to control the sliding of the telescopic part 132b.

[0051] Preferably, by setting the cooperation between the tooth side and the elastic fitting 134, the sliding mode of the telescopic member 132b becomes simpler. Through the elastic rebound of the elastic fitting 134, the control and locking of the telescopic member 132b are more convenient and fast, so that the overall fixation of the wheel is simpler and more convenient, improving the fixation efficiency.

[0052] Specifically, the locking part 133 further includes: a first sliding member 135, the first sliding member 135 is connected to the telescopic member 132b; a second sliding member 136, the second sliding member 136 covers the first sliding member 135; a control group, the control group is connected to the first sliding member 135 and the second sliding member 136, and the control group is used to cooperate with the elastic fitting 134 so that the locking part 133 can control the movement and fixation of the telescopic member 132b.

[0053] Preferably, by setting the first sliding member 135 and the second sliding member 136, and setting the control member to connect the first sliding member 135 and the second sliding member 136, it is further enabled that the control group can drive the first sliding member 135 and the second sliding member 136 to slide, thus improving the usability. At the same time, the cooperation between the control group and the elastic fitting 134 makes the telescopic control of the telescopic member 132b more convenient and fast, and the locking is also more convenient, without the need for an additional locking structure, improving the efficiency during locking, that is, improving the efficiency of fixing the wheel.

[0054] Specifically, the control group further includes: an operating member 137, the operating member 137 is connected to the second sliding member 136 and is rotatably connected to the first sliding member 135; a responsive member 138, the responsive member 138 is cooperatively connected with the operating member 137 and is in contact with the elastic fitting 134; wherein, when the operating member 137 rotates, it drives the responsive member 138 to rotate, pressing the elastic fitting 134 to make the elastic fitting 134 disengage from the tooth side.

[0055] Preferably, by setting the operating member 137 to be connected to the second sliding member 136 and rotatably connected to the first sliding member 135, it is further enabled that through the cooperation between the operating member 137 and the responsive member 138, only by rotating the operating member 137 to drive the responsive member 138 to rotate can the elastic fitting 134 be pressed, so that the elastic fitting 134 disengages from the tooth side, thereby realizing the unlocking of the telescopic member 132b, enabling the telescopic member 132b to freely expand and contract, improving the efficiency of controlling the expansion and contraction of the telescopic member 132b, and at the same time making it more convenient to place the wheel on the fixing assembly 120, improving the fixing efficiency.

[0056] Specifically, the carrying device further includes: a limiting member 150, the limiting member 150 is arranged on the first rotating part 131, and the limiting member 150 is used for clamping the wheel.

[0057] Preferably, a limiting member 150 is provided on the first rotating part 131, and the wheel is fixed in place by the limiting member 150, so that the wheel is fixed on the fixing assembly 120 more stably and firmly, so that the bicycle will not fall off during transportation, thereby improving the stability during transportation.

[0058] Specifically, the support assembly 110 also includes: a first support member 111, the first support member 111 is connected to the motor vehicle; a rotating portion 112, the rotating portion 112 is connected to the first support member 111, and the rotating portion 112 is also connected to the second support member 113; wherein the second support member can rotate around the rotating portion 112.

[0059] Preferably, by providing a first support member 111 and a rotating portion 112, and providing a second support member 113 that can rotate around the rotating portion 112, when the carrying device is provided at the rear of a motor vehicle, it can avoid blocking the opening of the rear door of the vehicle by rotating, thereby not affecting the normal use of the rear door of the vehicle.

[0060] Specifically, the rotating part 112 includes: a third support member 114 , which is provided with a matching groove 116 ; and an elastic switch member 115 , which is provided in the matching groove 116 , and the elastic switch member 115 and the matching groove 116 are embedded and matched.

[0061] Specifically, the elastic switch member 115 can be a connection structure of a transverse column and a spring column, wherein the matching groove 116 is provided with a plurality of notches, and the transverse column is supported in one of the notches by the spring column. When the position needs to be adjusted, the transverse column is pulled out of the notch and moved to the corresponding notch at the desired position, and the rotation can be completed by the automatic resetting of the spring column.

[0062] Preferably, by providing the third support member 114 with a matching groove 116, and providing an elastic switch member 115 and an embedded matching groove 116, the second support member 113 is limited and fixed during rotation, and the rotation and fixation of the second support member 113 is made simpler and more convenient by means of the elastic switch member 115.

[0063] Specifically, the track assembly 140 further includes: a first track member 141 , which is connected to the fixing assembly 120 ; and a second track member 142 , which is telescopically connected to the first track member 141 and telescopically extends toward a side away from the fixing assembly 120 .

[0064] Preferably, by arranging the first rail member 141 and the second rail member 142 to be retractable, the bicycle can be better helped to be pushed onto the fixing assembly 120 for fixing during use, thus saving effort.

[0065] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A carrying device for placing an electric bicycle, the carrying device being connected to a motor vehicle, characterized in that: The carrying device comprises: A support assembly (110), the support assembly (110) being connected to the motor vehicle; A fixing assembly (120), wherein the fixing assembly (120) is connected to the supporting assembly (110); Two rotating components (130), the two rotating components (130) are arranged at two ends of the fixed component (120) opposite to each other, and the two rotating components (130) can rotate relative to each other; A track assembly (140), the track assembly (140) being rotatably mounted on the fixed assembly (120); The two rotating components (130) are rotated and opened to press and fix the wheel of the bicycle onto the fixing component (120).

2. The loading device for placing an electric bicycle according to claim 1, characterized in that: Each of the rotating components (130) comprises: A first rotating portion (131), the first rotating portion (131) being rotatably connected to the fixing assembly (120); A second rotating part (132), one end of the second rotating part (132) being rotationally connected to the fixing assembly (120), and the other end opposite thereto being rotationally connected to the first rotating part (131); A locking portion (133), wherein the locking portion (133) is disposed on the second rotating portion (132), and the locking portion (133) is used to lock the second rotating portion (132).

3. The loading device for placing an electric bicycle according to claim 2, characterized in that: The second rotating part (132) further includes: A first fixing member (132a), the first fixing member (132a) being rotatably connected to the fixing assembly (120); A telescopic member (132b), the telescopic member (132b) and the first fixed member (132a) are cooperatively connected, the telescopic member (132b) can slide along the first fixed member (132a), and the telescopic member (132b) is rotatably connected to the first rotating part (131); The locking portion (133) connects the telescopic member (132b) and the first fixing member (132a), and the locking portion (133) cooperates with the first fixing member (132a) to fix the telescopic member (132b).

4. The loading device for placing an electric bicycle according to claim 3, characterized in that: Also includes: The first fixing member (132a) is provided with a tooth side; The locking portion (133) is provided with an elastic matching piece (134), and the elastic matching piece (134) matches with the tooth side so that the locking portion (133) controls the sliding of the telescopic piece (132b).

5. The loading device for placing an electric bicycle according to claim 4, characterized in that: The locking portion (133) further comprises: A first sliding member (135), wherein the first sliding member (135) is connected to the telescopic member (132b); A second sliding member (136), the second sliding member (136) being covered on the first sliding member (135); A control group, the control group connects the first sliding member (135) and the second sliding member (136), and the control group is used to cooperate with the elastic matching member (134) so ​​that the locking part (133) can control the movement and fixation of the telescopic member (132b).

6. The loading device for placing an electric bicycle according to claim 5, characterized in that: The control group also includes: an operating member (137), wherein the operating member (137) is connected to the second sliding member (136), and the operating member (137) is rotatably connected to the first sliding member (135); A response member (138), wherein the response member (138) and the operating member (137) are connected in a matching manner, and the response member (138) and the elastic matching member (134) are in close contact with each other; When the operating member (137) rotates, it drives the response member (138) to rotate, thereby pressing the elastic matching member (134) so ​​that the elastic matching member (134) is separated from the tooth side.

7. The loading device for placing an electric bicycle according to claim 2, characterized in that: The carrying device also includes: A limiting member (150), wherein the limiting member (150) is arranged on the first rotating part (131), and the limiting member (150) is used to clamp the wheel.

8. The loading device for placing an electric bicycle according to claim 1, characterized in that: The support assembly (110) further comprises: A first support member (111), the first support member (111) being connected to the motor vehicle; A rotating portion (112), the rotating portion (112) being connected to the first supporting member (111), and the rotating portion (112) being further connected to the second supporting member (113); Wherein, the second supporting member (113) is capable of rotating around the rotating portion (112).

9. The loading device for placing an electric bicycle according to claim 8, characterized in that: The rotating part (112) comprises: A third support member (114), wherein the third support member (114) is provided with a matching groove (116); An elastic switch member (115), wherein the elastic switch member (115) is disposed in the matching groove (116), and the elastic switch member (115) and the matching groove (116) are embedded and matched.

10. The loading device for placing an electric bicycle according to claim 1, characterized in that: The track assembly (140) further includes: A first track member (141), wherein the first track member (141) is connected to the fixing assembly (120); A second track member (142), wherein the second track member (142) is telescopically connected to the first track member (141), and the second track member (142) is telescopically extended toward a side away from the fixing assembly (120).

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