Table plate fixing assembly and vehicle

Through the matching of mortise and tenon splines and spline grooves and the design of elastic parts, the fixing process of the table plate is simplified, the complex installation problem of the interior table plate of the car is solved, the vehicle assembly efficiency and connection reliability are improved, the manufacturing cost is reduced, and the user experience is improved.

CN223116238UActive Publication Date: 2025-07-18ZHEJIANG ZEEKR INTELLIGENT TECH CO LTD +1
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Patent Information

Application Number
CN202422566704.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-22
Publication Date
2025-07-18
Estimated Expiration
2034-10-22

AI Technical Summary

Technical Problem

In the prior art, the installation structure of the interior table plate of the automobile is complex, resulting in low vehicle assembly efficiency.

Method used

The table plate fixing assembly is adopted, including connecting arms, fixing parts and elastic parts. Through the cooperation of mortise and tenon splines and spline grooves, fasteners are used to achieve the fixing of the table plate, reduce tool use, and improve connection reliability through elastic parts.

Benefits of technology

It simplifies the fixing process of the table plate, improves the assembly efficiency and connection reliability of the vehicle, reduces manufacturing costs, and improves the user experience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a table plate fixing assembly and a vehicle, relates to the technical field of vehicles, and aims to improve the assembly efficiency of the vehicle. The table plate fixing assembly comprises a table plate body, a connecting arm, a fixing piece and a first elastic piece. The connecting arm is connected with the table board body, a plurality of mortise and tenon splines are arranged on one side of the connecting arm and arranged at intervals in the extending direction of the connecting arm, and first fastening grooves are formed in the side walls of the mortise and tenon splines. A plurality of spline grooves are formed in the side, facing the mortise and tenon splines, of the fixing piece, the multiple spline grooves are formed in the extending direction of the fixing piece at intervals, the spline grooves are matched with the mortise and tenon splines, second fastening grooves are formed in the inner side walls of the spline grooves, connecting holes are defined by the second fastening grooves and the first fastening grooves, and the fasteners penetrate through the connecting holes. One end of the first elastic piece is connected with one end of the connecting arm far away from the table board body, and the other end is connected with the fixing piece. Therefore, the fixing mode is simple, the use of tools can be reduced, and the assembly efficiency of the vehicle can be improved.
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Description

Technical Field

[0001] The present application relates to the technical field of vehicles, and particularly to a table fixing assembly and a vehicle. Background Art

[0002] In recent years, with the improvement of people's living standards, cars have not only been used as a simple means of transportation, but have become people's mobile living spaces. More and more people hope to carry out activities such as working, entertaining, and resting in the car. Therefore, the requirements for the comfort and practicality of the interior space of the car are getting higher and higher. In order to meet the user's needs, a table needs to be set inside the car. In the related art, the installation structure of the table is relatively complex, thus reducing the assembly efficiency of the vehicle. Summary of the Utility Model

[0003] In order to solve the above technical problems, the present application provides a table fixing assembly and a vehicle, which are used to improve the assembly efficiency of the vehicle.

[0004] In a first aspect, an embodiment of the present application provides a table fixing assembly, including a table body, a connecting arm, a fixing member, and a first elastic member. The connecting arm is connected to the table body. A plurality of mortise and tenon splines are provided on one side of the connecting arm, and the plurality of mortise and tenon splines are spaced apart in the extending direction of the connecting arm. A first fastening groove is formed on the side wall of the mortise and tenon spline. A plurality of spline grooves are provided on the side of the fixing member facing the mortise and tenon spline, and the plurality of spline grooves are spaced apart along the extending direction of the fixing member. The spline grooves are matched with the mortise and tenon splines. A second fastening groove is formed on the inner side wall of the spline groove. The second fastening groove and the first fastening groove enclose a connection hole, and a fastener passes through the connection hole. One end of the first elastic member is connected to the end of the connecting arm away from the table body, and the other end is connected to the fixing member.

[0005] According to the table fixing assembly of the embodiment of the present application, by providing a plurality of mortise and tenon splines on the connecting arm, and providing a first fastening groove on the side wall of the mortise and tenon spline, the mortise and tenon splines are matched with a plurality of spline grooves on the vehicle fixing member, and the second fastening groove on the inner side wall of the spline groove and the first fastening groove enclose a connection hole, so that the fastener can pass through the connection hole. Thus, the table body can be fixed on the vehicle through the cooperation between the fastener and the mortise and tenon spline and the spline groove. The fixing method is simple, and the use of tools can be reduced, which is beneficial to improving the assembly efficiency of the vehicle. At the same time, the setting of the first elastic member enables the connecting arm and the fixing member to be better connected by mortise and tenon through the fastener, which is beneficial to improving the reliability of the connection between the table body and the vehicle, and further beneficial to improving the user experience. Moreover, the structure is simple, which is beneficial to reducing the manufacturing cost of the vehicle.

[0006] In a possible implementation manner, the table fixing assembly further includes a top block, one end of the top block is connected to the first elastic member, and the other end is connected to the fixing member.

[0007] In a possible implementation, the top block is detachably connected to the fixing member.

[0008] In a possible implementation, a first clamping member is provided at one end of the top block away from the first elastic member, a second clamping member is provided on the fixing member, and the first clamping member is in clamping fit with the second clamping member.

[0009] In a possible implementation, the second clamping member is a clamping groove, the extending direction of the clamping groove is the same as the extending direction of the fixing member, and one end facing the connecting arm has an opening, and the first clamping member passes through the opening and is slidably connected to the clamping groove.

[0010] In a possible implementation, the table board fixing assembly further includes a telescopic rod, the connecting arm is connected to the top block through the telescopic rod, and the first elastic member is sleeved outside the telescopic rod.

[0011] In a possible implementation, the table board fixing assembly further includes a protective shell, and the protective shell is sleeved outside the first elastic member.

[0012] In a possible implementation, the table board fixing assembly further includes a second elastic member, the extending direction of the second elastic member is the same as the extending direction of the fixing member, one end of the second elastic member is connected to one end of the fixing member close to the connecting arm, and the other end is connected to the connecting arm.

[0013] In a possible implementation, the table board fixing assembly further includes a table board arm, the extending direction of the table board arm is perpendicular to the extending direction of the connecting arm, and the table board arm is detachably connected to both the connecting arm and the table board body.

[0014] In a second aspect, the present application provides a vehicle, including the above-mentioned table board fixing assembly.

[0015] Wherein, for the technical effects brought by any design in the second aspect, reference can be made to the technical effects brought by different designs in the first aspect, which will not be elaborated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings here are incorporated into the specification and form a part of this specification, showing embodiments consistent with the present application, and are used together with the specification to explain the principles of the present application.

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or related technologies, the following will briefly introduce the accompanying drawings required for use in the description of the embodiments or related technologies. Obviously, for those of ordinary skill in the art, other accompanying drawings can be obtained based on these drawings without creative efforts.

[0018] Figure 1 Partial schematic diagram of the table board fixing assembly provided for some embodiments of the present application;

[0019] Figure 2 A cross-sectional view of the tabletop fixing assembly provided for some embodiments of the present application;

[0020] Figure 3 A cross-sectional view of the tabletop fixing assembly provided for other embodiments of the present application;

[0021] Figure 4 A schematic diagram of the fixing member provided for some embodiments of the present application.

[0022] Reference numerals:

[0023] 100, tabletop fixing assembly;

[0024] 1, tabletop body;

[0025] 2, connecting arm; 21, mortise and tenon spline; 22, first fastening groove; 23, first clamping member; 24, telescopic rod; 25, protective shell;

[0026] 3, fixing member; 31, spline groove; 32, second fastening groove; 33, connecting hole; 34, second clamping member; 341, opening;

[0027] 4, first elastic member;

[0028] 5, top block;

[0029] 6, second elastic member;

[0030] 7, tabletop arm. Detailed implementation manners

[0031] In order to be able to more clearly understand the above-mentioned objects, features and advantages of the present application, the solutions of the present application will be further described below. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0032] In the description of the embodiments of the present application, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "front", "rear", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0033] In the description of the embodiments of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", and "coupled" should be understood in a broad sense. For example, "connected" can be a detachable connection or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. Among them, "fixed connection" means that the components are connected to each other and the relative positional relationship after connection remains unchanged. In addition, the orientation terms mentioned in the embodiments of the present application, such as "inside" and "outside", are only references to the directions of the attached drawings. Therefore, the orientation terms are used to better and more clearly illustrate and understand the embodiments of the present application, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the embodiments of the present application.

[0034] In the description of the embodiments of the present application, the term "comprising", "including" or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the phrase "comprising a..." does not exclude the presence of additional identical elements in the process, method, article or device comprising such element. Without further limitation, an element defined by the phrase "comprising a..." does not exclude the presence of additional identical elements in the process, method, article or device comprising such element.

[0035] In recent years, with the improvement of people's living standards, cars have not only been used as a means of transportation but also become people's mobile living spaces. More and more people hope to work, entertain, and rest in the car, so the requirements for the comfort and practicality of the interior space of the car are getting higher and higher. To meet the user's needs, it is necessary to install a table board inside the car. However, in related technologies, the installation structure of the table board is relatively complex, which reduces the assembly efficiency of the vehicle.

[0036] To solve the above technical problems, the present application provides a table board fixing assembly and a vehicle.

[0037] The table board fixing assembly provided by the embodiments of the present application will be described below.

[0038] Please refer to Figures 1-4 , Figure 1 , which is a partial schematic view of the table board fixing assembly provided by some embodiments of the present application, Figure 2 , which is a cross-sectional view of the table board fixing assembly provided by some embodiments of the present application, Figure 3 , which is a cross-sectional view of the table board fixing assembly provided by some other embodiments of the present application, Figure 4Schematic diagram of the fixing member provided by some embodiments of the present application. The tabletop fixing assembly 100 may include a tabletop body 1, a connecting arm 2, a fixing member 3, and a first elastic member 4.

[0039] The tabletop body 1 may include a placement surface and a mounting surface, and the placement surface and the mounting surface may be located on opposite sides in the height direction of the tabletop body 1. Among them, the user can place items on the placement surface.

[0040] The connecting arm 2 may be connected to the tabletop body 1. Among them, the connection between the connecting arm 2 and the tabletop body 1 may be a fixed connection or a detachable connection, and the present application does not limit this.

[0041] A plurality of tenon and mortise splines 21 may be provided on one side of the connecting arm 2. Specifically, the plurality of tenon and mortise splines 21 are located at the edge of the connecting arm 2. Among them, "a plurality of" means that the number of tenon and mortise splines 21 may be two or more.

[0042] Exemplarily, the shape of the tenon and mortise spline 21 may be semicircular, or serrated, or petal-shaped, etc., and the present application does not limit the shape of the tenon and mortise spline 21.

[0043] The plurality of tenon and mortise splines 21 may be spaced apart in the extending direction of the connecting arm 2. Exemplarily, the plurality of tenon and mortise splines 21 may be evenly spaced apart in the extending direction of the connecting arm 2.

[0044] The fixing member 3 is provided on the vehicle, and a plurality of spline grooves 31 are provided on the side of the fixing member 3 facing the tenon and mortise splines 21. Specifically, the spline grooves 31 are located on the side of the fixing member 3 close to the connecting arm 2, and the tenon and mortise splines 21 are located on the side of the connecting arm 2 close to the fixing member 3.

[0045] Exemplarily, the fixing member 3 is rotatably connected to the vehicle, and the connecting arm 2 is rotatably connected to the tabletop body 1. When the tabletop body 1 needs to be used, the fixing member 3 can be rotated to change the fixing member 3 from a horizontal state to a vertical state, and at the same time, the tabletop body 1 is rotated to make the tabletop body 1 in a horizontal state, then the tabletop body 1 can be used.

[0046] The plurality of spline grooves 31 may be spaced apart along the extending direction of the fixing member 3. Among them, the extending direction of the fixing member 3 may be parallel to the extending direction of the connecting arm 2. The plurality of spline grooves 31 may be evenly spaced apart in the extending direction of the fixing member 3.

[0047] The spline groove 31 may cooperate with the tenon and mortise spline 21. Specifically, when the connecting arm 2 is connected to the fixing member 3, the shape of the tenon and mortise spline 21 may be the same as the shape of the spline groove 31, so that the tenon and mortise spline 21 can be fixed in the spline groove 31. For example, when the tenon and mortise spline 21 is semicircular, the shape of the spline groove 31 is also semicircular.

[0048] On the side wall of the mortise and tenon spline 21, a first fastening groove 22 may be formed, and on the inner side wall of the spline groove 31, a second fastening groove 32 may be formed. Among them, the first fastening groove 22 may penetrate through the mortise and tenon spline 21, and the second fastening groove 32 may penetrate through the spline groove 31.

[0049] The first fastening groove 22 and the second fastening groove 32 may enclose a connection hole 33, and a fastener passes through the connection hole 33. Specifically, when the mortise and tenon spline 21 cooperates with the spline groove 31, the notch of the first fastening groove 22 is aligned with the notch of the second fastening groove 32, so that the first fastening groove 22 and the second fastening groove 32 can enclose the connection hole 33. By passing the fastener through the connection hole 33, the connecting arm 2 and the fixing member 3 can achieve mortise and tenon connection. Such a setting has a simple structure and is convenient for installation, thus being beneficial to improving the assembly efficiency of the vehicle.

[0050] One end of the first elastic member 4 is connected to the end of the connecting arm 2 away from the table board body 1, and the other end may be connected to the fixing member 3. Specifically, the connecting arm 2 may be connected to the fixing member 3 through the first elastic member 4. The first elastic member 4 and the fixing member 3 may be indirectly connected. The first elastic member 4 and the fixing member 3 may also be directly connected. Among them, the connection between the first elastic member 4 and the fixing member 3 may be a detachable connection, or the connection between the first elastic member 4 and the connecting arm 2 may be a detachable connection, or the connections between the first elastic member 4 and the connecting arm 2 and the fixing member 3 may all be detachable connections. Such a setting is convenient for installing the first elastic member 4 and for repairing the table board fixing assembly 100.

[0051] Thus, by providing the first elastic member 4, the connecting arm 2 can be better connected and fixed to the fixing member 3, which is beneficial to improving the reliability of the connection between the connecting arm 2 and the fixing member 3.

[0052] According to the table board fixing assembly 100 of the embodiment of the present application, by providing a plurality of mortise and tenon splines 21 on the connecting arm 2 and providing the first fastening groove 22 on the side wall of the mortise and tenon spline 21, the mortise and tenon spline 21 is matched with a plurality of spline grooves 31 on the vehicle fixing member 3, and the second fastening groove 32 on the inner side wall of the spline groove 31 and the first fastening groove 22 enclose the connection hole 33, so that the fastener can pass through the connection hole 33. Thus, the table board body 1 can be fixed on the vehicle through the fastener and the cooperation between the mortise and tenon spline 21 and the spline groove 31. The fixing method is simple and the use of tools can be reduced, which is beneficial to improving the assembly efficiency of the vehicle. At the same time, the provision of the first elastic member 4 enables the connecting arm 2 and the fixing member 3 to be better connected by mortise and tenon through the fastener, which is beneficial to improving the reliability of the connection between the table board body 1 and the vehicle, and further beneficial to improving the user experience. Moreover, the structure is simple, which is beneficial to reducing the manufacturing cost of the vehicle.

[0053] Please continue to refer to Figures 1-4 In some embodiments, the tabletop fixing assembly 100 may further include a top block 5. One end of the top block 5 is connected to the first elastic member 4, and the other end is connected to the fixing member 3. Wherein, the top block 5 and the fixing member 3 may be in direct contact or may be detachably connected. Thus, when the connecting arm 2 is connected to the fixing member 3, the top block 5 can be connected to the fixing member 3, which can reduce the connection difficulty between the first elastic member 4 and the fixing member 3, thereby facilitating the improvement of the vehicle assembly efficiency.

[0054] Please continue to refer to Figures 1-4 In some embodiments, the top block 5 and the fixing member 3 are detachably connected. Wherein, the top cover and the fixing member 3 can be detachably connected by means of fasteners, snap connection, magnetic attraction, etc. Such a setting facilitates the installation and disassembly of the top block 5, thereby facilitating the replacement and maintenance of the tabletop fixing assembly 100, and further facilitating the improvement of the vehicle maintainability.

[0055] Please continue to refer to Figures 1-4 In some embodiments, a first clamping member 23 may be provided at one end of the top block 5 away from the first elastic member 4. A second clamping member 34 may be provided on the fixing member 3. The first clamping member 23 and the second clamping member 34 are in clamping cooperation. Thus, the connection between the top block 5 and the fixing member 3 can be realized through the clamping cooperation between the first clamping member 23 and the second clamping member 34, and the connection method is simple, thereby facilitating the improvement of the vehicle assembly efficiency.

[0056] Exemplarily, the first clamping member 23 and the second clamping member 34 can be disengaged by pressing.

[0057] In another exemplary embodiment, the tabletop fixing assembly 100 may further include a locking member, and the locking member can be used to lock the first clamping member 23 and the second clamping member 34. Such a setting can improve the connection reliability between the first clamping member 23 and the second clamping member 34.

[0058] Please continue to refer to Figures 1-4 In some embodiments, the second clamping member 34 is a card slot. The extending direction of the card slot is the same as the extending direction of the fixing member 3, and one end facing the connecting arm 2 has an opening 341. The first clamping member 23 passes through the opening 341 and is slidably connected to the card slot. Specifically, when the first clamping member 23 and the second clamping member 34 are in cooperation, the first clamping member 23 enters the card slot from the opening 341, and the first clamping member 23 is slidable in the card slot, and the sliding direction of the first clamping member 23 is the extending direction of the card slot. Thus, through the cooperation between the first clamping member 23 and the card slot, the sliding direction of the top block 5 can be restricted, thereby facilitating the improvement of the assembly reliability of the tabletop fixing assembly 100. And the installation method is relatively simple, thereby facilitating the improvement of the vehicle assembly efficiency.

[0059] Please continue to refer toFigures 1-4 , in some embodiments, the tabletop fixing assembly 100 may further include a telescopic rod 24. The connecting arm 2 is connected to the top block 5 through the telescopic rod 24. The first elastic member 4 is sleeved outside the telescopic rod 24. Specifically, the telescopic rod 24 is telescopic relative to the tabletop body 1, and the telescopic direction is the same as the extending direction of the connecting arm 2. Thus, when the first elastic member 4 is compressed, it can drive the top block 5 to move, and the top block 5 can drive the telescopic rod 24 to expand and contract. Then, the telescopic rod 24 can play a guiding role, so as to avoid the offset of the top block 5 during installation, and further facilitate improving the assembly efficiency of the vehicle.

[0060] Please continue to refer to Figures 1-4 , in some embodiments, the tabletop fixing assembly 100 further includes a protective shell 25. The protective shell 25 is sleeved outside the first elastic member 4. Among them, the protective shell 25 and the connecting arm 2 may be an integrally formed part or a split part. Thus, the first elastic member 4 can be protected by the protective shell 25, and dust, paper scraps and other sundries can be prevented from falling in, which is beneficial to improving the service life of the first elastic member 4. At the same time, it is also beneficial to improve the aesthetics of the vehicle and the user experience.

[0061] Please continue to refer to Figures 1-4 , in some embodiments, the tabletop fixing assembly 100 may further include a second elastic member 6. The extending direction of the second elastic member 6 is the same as the extending direction of the fixing member 3. One end of the second elastic member 6 is connected to the end of the fixing member 3 close to the connecting arm 2, and the other end is connected to the connecting arm 2. Thus, the reliability of the connection between the fixing member 3 and the connecting arm 2 can be further improved, and the installation difficulty is facilitated to be reduced, which is beneficial to improving the assembly efficiency of the vehicle.

[0062] Exemplarily, a component similar to the top block 5 may also be connected to the end of the second elastic member 6 far from the fixing member 3, which will not be elaborated in this application.

[0063] Please continue to refer to Figures 1-4 , in some embodiments, the tabletop fixing assembly 100 may further include a tabletop arm 7. The extending direction of the tabletop arm 7 is perpendicular to the extending direction of the connecting arm 2. The tabletop arm 7 is detachably connected to both the connecting arm 2 and the tabletop body 1. Thus, it is beneficial to improve the maintainability of the tabletop fixing assembly 100, which is beneficial to reducing the maintenance cost of the user, and further beneficial to improving the user experience.

[0064] The vehicle provided by the embodiment of the present application will be described below.

[0065] The vehicle of the embodiment of the present application includes a tabletop fixing assembly 100. Through this tabletop fixing assembly 100, the use of tools can be reduced, which is beneficial to improving the assembly efficiency of the vehicle. And the structure is simple, which is beneficial to reducing the manufacturing cost of the vehicle.

[0066] In the description of this specification, specific features, structures, materials, or characteristics may be combined in a suitable manner in any one or more embodiments or examples.

[0067] As described above, only the specific implementation manners of the present utility model are provided, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily conceive of changes or substitutions, which should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claimed rights.

Claims

1. A tabletop fixing component, characterized in that, The tabletop fixing assembly includes: A tabletop body; A connecting arm, which is connected to the tabletop body. A plurality of mortise and tenon splines are provided on one side of the connecting arm. The plurality of mortise and tenon splines are spaced apart in the extending direction of the connecting arm. A first fastening groove is formed on the side wall of the mortise and tenon spline; A fixing member. A plurality of spline grooves are provided on the side of the fixing member facing the mortise and tenon spline. The plurality of spline grooves are spaced apart in the extending direction of the fixing member. The spline grooves are matched with the mortise and tenon splines. A second fastening groove is formed on the inner side wall of the spline groove. The second fastening groove and the first fastening groove enclose a connection hole, and a fastener passes through the connection hole; A first elastic member, one end of which is connected to the end of the connecting arm away from the tabletop body, and the other end is connected to the fixing member.

2. The tabletop fixing assembly according to claim 1, characterized in that The tabletop fixing assembly further includes a top block, one end of which is connected to the first elastic member, and the other end is connected to the fixing member.

3. The tabletop fixing assembly according to claim 2, wherein, The top block is detachably connected to the fixing member.

4. The tabletop fixing assembly according to claim 3, characterized in that, A first clamping member is provided at the end of the top block away from the first elastic member, and a second clamping member is provided on the fixing member. The first clamping member and the second clamping member are in clamping cooperation.

5. The tabletop fixing assembly according to claim 4, characterized in that, The second clamping member is a clamping groove, the extending direction of the clamping groove is the same as the extending direction of the fixing member, and one end facing the connecting arm has an opening. The first clamping member passes through the opening and is slidably connected to the clamping groove.

6. The tabletop fixing assembly according to claim 2, characterized in that, The tabletop fixing assembly further includes a telescopic rod. The connecting arm is connected to the top block through the telescopic rod, and the first elastic member is sleeved outside the telescopic rod.

7. The tabletop fixing assembly according to claim 1, characterized in that, The tabletop fixing assembly further includes a protective shell, which is sleeved outside the first elastic member.

8. The tabletop fixing assembly according to claim 1, wherein, The tabletop fixing assembly further includes a second elastic member, the extending direction of which is the same as the extending direction of the fixing member. One end of the second elastic member is connected to the end of the fixing member close to the connecting arm, and the other end is connected to the connecting arm.

9. The tabletop fixing assembly according to claim 1, wherein, The tabletop fixing assembly further includes a tabletop arm, the extending direction of which is perpendicular to the extending direction of the connecting arm. The tabletop arm is detachably connected to both the connecting arm and the tabletop body.

10. A vehicle, characterized in that, Including the tabletop fixing assembly according to any one of claims 1-9.