Auxiliary lifting mechanism for turnover table board

Abstract

The invention discloses an auxiliary lifting mechanism for a turnover table board, and relates to the technical field of automobile seats, the auxiliary lifting mechanism comprises a support connected with the table board, the support is connected with a rotating shaft, one side of the rotating shaft is connected with a damper, the damper is connected with a first connecting arm, the other side of the rotating shaft is connected with a spring, and the spring is connected with a second connecting arm. A second connecting arm is arranged outside the spring and is fixedly connected with the first connecting arm; according to the auxiliary lifting mechanism for the turnover table board, the structure is compact, the operation force for opening the table board is reduced by arranging the spring, the movement smoothness of the mechanism is improved by arranging the damper for buffering, convenience is provided for passengers, meanwhile, the lifting force of the table board is reduced, and even children can open the table board easily.

Description

Technical Field

[0001] The invention relates to the technical field of automobile seats, and in particular to a folding table top auxiliary lifting mechanism. Background Art

[0002] The folding table in the existing car seat armrest needs to be lifted up by passengers when in use, which is inconvenient to operate. It is particularly difficult to lift up the table when children are in use.

[0003] Therefore, it is necessary to design a folding table top auxiliary lifting mechanism to improve the above problems. Summary of the invention

[0004] In view of the above problems in the prior art, the present invention provides a folding table top auxiliary lifting mechanism, which is easy to use and reduces the lifting force of the table top.

[0005] To achieve the above purpose, the technical solution adopted by the present invention is:

[0006] A folding table top auxiliary lifting mechanism includes a bracket connected to the table top, the bracket is connected to a rotating shaft, one side of the rotating shaft is connected to a damper, the damper is connected to a first connecting arm, the other side of the rotating shaft is connected to a spring, a second connecting arm is provided outside the spring, and the second connecting arm is fixedly connected to the first connecting arm.

[0007] As a preferred embodiment of the present invention, two ends of the spring are respectively connected to the bracket and the second connecting arm.

[0008] As a preferred embodiment of the present invention, a fixing column for connecting the rotating shaft is formed on the second connecting arm.

[0009] As a preferred embodiment of the present invention, a first accommodating groove for accommodating the spring is formed on the second connecting arm.

[0010] As a preferred embodiment of the present invention, a second accommodating groove for accommodating the spring is formed on the bracket.

[0011] As a preferred embodiment of the present invention, the bracket is provided with a fixing hole for fixing the rotating shaft.

[0012] As a preferred embodiment of the present invention, a screw passes through the fixing hole and is connected to the rotating shaft.

[0013] As a preferred embodiment of the present invention, a gasket is provided between the bracket and the first connecting arm, and the gasket is sleeved on the rotating shaft.

[0014] As a preferred embodiment of the present invention, a washer is provided between the bracket and the second connecting arm, and the washer is sleeved on the outer circumference of the spring.

[0015] As a preferred embodiment of the present invention, the first connecting arm is connected to the seat armrest.

[0016] Due to the adoption of the above technical solution, compared with the prior art, the beneficial effects of the present invention are:

[0017] The folding table top auxiliary lifting mechanism of the present invention has a compact structure. A spring is provided to reduce the operating force for opening the table top. A damper for buffering is provided to increase the smoothness of the mechanism movement. This provides convenience to passengers while reducing the lifting force of the table top. Even children can easily open the table top. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] By referring to the following description in conjunction with the accompanying drawings, and with a more comprehensive understanding of the present invention, other objects and results of the present invention will become more apparent and easy to understand. In the accompanying drawings:

[0019] Figure 1 is a stereogram of the present invention;

[0020] Figure 2 yes Figure 1 Sectional view along AA direction;

[0021] Figure 3 is a stereogram of the bracket of the present invention;

[0022] Figure 4 is a three-dimensional diagram of the second connecting arm of the present invention;

[0023] Figure 5 is a stereogram of the damper of the present invention;

[0024] The reference numerals therein include: bracket 1, rotating shaft 2, damper 3, first connecting arm 4, spring 5, second connecting arm 6, table top 7, screw 8, gasket 9, washer 10, second receiving groove 11, fixing hole 12, fixing column 61, first receiving groove 62. DETAILED DESCRIPTION

[0025] The following will clearly and completely describe the technical solutions of various embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship 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 cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. It should be pointed out that all the drawings are exemplary representations. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] The present invention is further described in detail below through specific implementation examples in conjunction with the accompanying drawings.

[0029] Reference Figures 1 to 5 , Figure 1 is a three-dimensional diagram of the present invention with a folding table top installed, Figure 2 yes Figure 1 Sectional view along AA direction, Figure 3 is a three-dimensional diagram of the bracket of the present invention, Figure 4 is a stereogram of the second connecting arm of the present invention, Figure 5 : is a three-dimensional diagram of the damper of the present invention. The present invention provides a folding table auxiliary lifting mechanism, including a bracket 1, a rotating shaft 2, a damper 3, a first connecting arm 4, a spring 5, and a second connecting arm 6. The bracket 1 is connected to a folding table 7. The rotating shaft 2 is transversely arranged on the bracket 1. The rotating shaft 2 is preferably a metal rotating shaft. The damper 3 and the spring 5 are respectively arranged on both sides of the rotating shaft 2. The damper 3 is connected to the first connecting arm 4. The damper 3 is connected to the first connecting arm 4 by screws. The first connecting arm 4 is connected to the seat The armrest is connected, and a second connecting arm 6 is provided on the outside of the spring 5. The two ends of the spring 5 are respectively connected to the bracket 1 and the second connecting arm 6. The second connecting arm 6 is fixedly connected to the first connecting arm 4. The bracket 1 rotates by means of the rotating shaft 2 to realize the opening or retraction of the table top 7. When the angle between the second connecting arm 6 and the bracket 1 is 90 degrees, the spring 5 is in a compressed state, providing an upward auxiliary lifting force for lifting the folding table top 7. When the second connecting arm 6 and the bracket 1 are in a straight line, the spring 5 is in a free state.

[0030] The bracket 1 is provided with a fixing hole 12 for fixing the rotating shaft 2, and a screw 8 is connected to the rotating shaft 2 through the fixing hole 12. Preferably, two screws 8 are provided to fix the rotating shaft 2, so that the rotating shaft 2 is fixedly arranged vertically with the bracket 1. The second connecting arm 6 is formed with a fixing column 61 for connecting the rotating shaft 2, and one end of the rotating shaft 2 is inserted into the fixing column 61 for fixing; the second connecting arm 6 and the bracket 1 are respectively formed with a first receiving groove 62 and a second receiving groove 11 for accommodating the spring 5, the spring 5 is accommodated in the first receiving groove 62 and the second receiving groove 11, and the two ends of the spring 5 are fixed in the corresponding grooves in the first receiving groove 62 and the second receiving groove 11, a washer 10 is provided between the bracket 1 and the second connecting arm 6, and the washer 10 is sleeved on the outer periphery of the spring 5; a gasket 9 is provided between the bracket 1 and the first connecting arm 4, and the gasket 9 is sleeved on the rotating shaft 2.

[0031] The following will refer to Figures 1 to 5 The working principle of the present invention is described.

[0032] The table top 7 is stored in the armrest of the car seat. When the passenger uses the table top 7, the passenger manually pulls the table top 7 upwards, and the compressed spring 5 provides an upward lifting force to the bracket 1, thereby assisting the table top 7 to open. The table top 7 is opened to the outside and can be used after it is unfolded. When the table top 7 is not needed, the table top 7 is folded and manually stored in the armrest. The folding table top auxiliary lifting mechanism of the present invention has a compact structure, and a spring is provided to reduce the operating force for opening the table top, and a damper for buffering is provided to increase the smoothness of the movement of the mechanism, thereby providing convenience to the passenger while reducing the lifting force of the table top, so that even children can easily open the table top.

[0033] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art who is familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A folding table top auxiliary lifting mechanism, characterized in that: It includes a bracket connected to a table top, the bracket is connected to a rotating shaft, one side of the rotating shaft is connected to a damper, the damper is connected to a first connecting arm, the other side of the rotating shaft is connected to a spring, a second connecting arm is provided outside the spring, and the second connecting arm is fixedly connected to the first connecting arm.

2. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: The two ends of the spring are respectively connected to the bracket and the second connecting arm.

3. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: A fixing column for connecting the rotating shaft is formed on the second connecting arm.

4. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: The second connecting arm is formed with a first accommodating groove for accommodating the spring.

5. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: The bracket is formed with a second accommodating groove for accommodating the spring.

6. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: The bracket is provided with a fixing hole for fixing the rotating shaft.

7. The folding table top auxiliary lifting mechanism according to claim 6, characterized in that: The screw passes through the fixing hole and is connected with the rotating shaft.

8. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: A gasket is provided between the bracket and the first connecting arm, and the gasket is sleeved on the rotating shaft.

9. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: A washer is provided between the bracket and the second connecting arm, and the washer is sleeved on the outer circumference of the spring.

10. The folding table top auxiliary lifting mechanism according to claim 1, characterized in that: The first connecting arm is connected to the seat armrest.

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