Office chair supporting leg

Abstract

The utility model discloses an office chair supporting leg which comprises a telescopic rod, a clamping block, a ring piece, a sliding groove, a blanking cap, a mounting plate, a through hole, a protective sleeve piece, a spring, a mounting groove, a sealing cover, a rotating shaft, a nut and a screw rod, a fixing part is fixedly connected to the outer wall of one side of the supporting foot body, a ratchet wheel is fixedly connected to the outer wall of one side of the fixing part, a protective sleeve part is arranged at one end of the ratchet wheel, a telescopic rod sleeves one end of the protective sleeve part, a mounting plate is arranged at the top end of the telescopic rod, a clamping groove is formed in the outer wall of one side of the mounting plate, and a clamping block is sleeved with the clamping groove. The clamping block is fixedly connected with a ring piece; the telescopic mechanism is designed, the structural design is simple, mounting and dismounting are convenient, adjustment can be conducted according to the situation that staff do not need to be adjusted, and daily office work is not affected; meanwhile, a rotating mechanism is designed, the angle of the foot support can be adjusted, high-quality rest is achieved in cooperation with an office chair, and the rotating mechanism can be matched with a telescopic structure to better hide the foot support.

Description

Technical Field

[0001] The utility model relates to the technical field of office chairs, in particular to a foot support for an office chair. Background Art

[0002] Office chairs refer to various chairs that are equipped for the convenience of work in daily work and social activities. In daily life, as the pace of life continues to accelerate, many employees will choose to take a rest in the office. However, general office chairs do not have the function of adjustment, and can only be used for rest in the traditional way, which cannot guarantee the quality of lunch break. Therefore, equipping office chairs with footrests has become a solution to the problem.

[0003] Therefore, the traditional office chair footrest cannot meet people's needs, and it has the following defects: First, the telescopic mechanism is complex in design, so the footrest mechanism cannot be disassembled and cannot be adjusted according to the preferences of employees, which has a certain impact on work; Second, there is no rotating mechanism, and the ordinary footrest mechanism cannot adjust the position of the footrest, and can only move axially, which cannot cooperate well with the office chair to provide high-quality rest. Utility Model Content

[0004] The utility model aims to provide an office chair foot support to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: an office chair foot support, comprising a foot support body, a fixing piece is fixedly connected to an outer wall on one side of the foot support body, a ratchet is fixedly connected to an outer wall on one side of the fixing piece, a protective kit is provided at one end of the ratchet, and the protective kit is fixedly connected to an outer wall on one side of the fixing piece, a telescopic rod is sleeved at one end of the protective kit, a mounting plate is provided at the top of the telescopic rod, a card slot is provided on an outer wall on one side of the mounting plate, a card block is sleeved in the card slot, a ring is fixedly connected to the card block, a sliding groove is provided on the ring, and the telescopic rod is sleeved in the sliding groove.

[0006] As a further technical solution of the utility model, an installation groove is provided on the protection kit, a screw is sleeved in the installation groove, a nut is fixedly connected in the fixing piece, and the screw is threadedly connected to the nut, a fixing groove is provided on one side outer wall of the ratchet, and the screw is sleeved in the fixing groove, and a pawl is provided on one side outer wall of the ratchet.

[0007] As a further technical solution of the utility model, a spring is arranged on an outer wall of one side of the pawl, and the other end of the spring is fixedly connected to the inner wall of the protection kit.

[0008] As a further technical solution of the utility model, a rotating shaft is sleeved on an outer wall of one side of the screw rod, and the rotating shaft is sleeved in the installation groove and the fixing groove.

[0009] As a further technical solution of the utility model, both ends of the telescopic rod are sleeved with blocking covers.

[0010] As a further technical solution of the utility model, a through hole is opened on an outer wall of one side of the mounting plate.

[0011] As a further technical solution of the utility model, a sealing cover is fixedly connected to an outer wall of one side of the protection kit.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are as follows: the utility model is designed with a telescopic mechanism, which has a simple structural design, can be axially stretched in conjunction with the office chair, and is convenient to install and disassemble, and can be adjusted to employees without affecting daily office work; at the same time, a rotating mechanism is designed to adjust the angle of the footrest to the most comfortable position for the employee, and achieve high-quality rest in conjunction with the office chair, and the mechanism can cooperate with the telescopic structure to better hide the footrest. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is the structural explosion diagram of the utility model;

[0016] Figure 3 It is an enlarged schematic diagram of area A;

[0017] Figure 4 It is a schematic diagram of the overall top view structure of the utility model;

[0018] Figure 5 It is a schematic diagram of the overall side view structure of the utility model;

[0019] Figure 6 It is a schematic diagram of the overall front view structure of the utility model.

[0020] In the figure: 1. telescopic rod; 2. clamping block; 3. ring; 4. slide groove; 5. blocking cover; 6. mounting plate; 7. through hole; 8. clamping slot; 9. support foot body; 10. fixing piece; 11. ratchet; 12. fixing slot; 13. protection kit; 14. spring; 15. pawl; 16. mounting slot; 17. sealing cover; 18. rotating shaft; 19. nut; 20. screw. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-6 The utility model provides an embodiment: an office chair support leg, including a support leg body 9, a fixing piece 10 is fixedly connected to an outer wall of one side of the support leg body 9, a ratchet 11 is fixedly connected to an outer wall of one side of the fixing piece 10, a protection kit 13 is provided at one end of the ratchet 11, and the protection kit 13 is fixedly connected to an outer wall of one side of the fixing piece 10, a telescopic rod 1 is sleeved at one end of the protection kit 13, a mounting plate 6 is provided at the top of the telescopic rod 1, a card slot 8 is provided on an outer wall of one side of the mounting plate 6, a card block 2 is sleeved in the card slot 8, a ring piece 3 is fixedly connected to the card block 2, a slide groove 4 is provided on the ring piece 3, and the telescopic rod 1 is sleeved in the slide groove 4; a mounting groove 16 is provided on the protection kit 13, a screw rod 20 is sleeved in the mounting groove 16, a nut 19 is fixedly connected in the fixing piece 10, and the screw rod 20 is threadedly connected to the nut 19, and an outer wall of one side of the ratchet 11 is provided. A fixing groove 12 is provided on the wall, and the screw 20 is sleeved in the fixing groove 12. A pawl 15 is provided on the outer wall of one side of the ratchet 11. The fixing groove 12 and the mounting groove 16 are installed to connect the nut 19, the screw 20 and the rotating shaft 18; a spring 14 is provided on the outer wall of one side of the pawl 15, and the other end of the spring 14 is fixedly connected to the inner wall of the protection kit 13, and the spring 14 is used to cooperate with the pawl 15 to lock the ratchet 11; a rotating shaft 18 is sleeved on the outer wall of one side of the screw 20, and the rotating shaft 18 is sleeved in the mounting groove 16 and the fixing groove 12; both ends of the telescopic rod 1 are sleeved with a blocking cover 5, and the blocking cover 5 is used to protect the telescopic rod 1; a through hole 7 is provided on the outer wall of one side of the mounting plate 6, and the through hole 7 is used to cooperate with the screw to fix the mounting plate 6; a sealing cover 17 is fixedly connected to the outer wall of one side of the protection kit 13, and the sealing cover 17 protects the screw 20 and the protection kit 13.

[0023] Working principle: When assembling and using the utility model, first assemble the device, fix the footrest device on the office chair through the through hole 7 on the mounting plate 6 with screws, and fix the ring 3 through the card slot 8 and the card block 2, the telescopic rod 1 is installed in the slide slot 4 in the ring 3, and the telescopic rod 1 and the footrest body 9 are connected through the fixing piece 10 and the protection kit 13, and the fixing piece 10 and the protection kit 13 are connected through the nut 19 and the screw 20; when starting to use, pull the protection kit 13 to drive the telescopic rod 1 to move in the slide slot 4, When the distance is adjusted to a suitable distance, stop, rotate the support foot body 9, rotate through the ratchet 11 on the fixing part 10, the fixing part 10 rotates on the rotating shaft 18 on the screw 20, and the protection kit 13 fixes the telescopic rod 1 to remain stationary. When it is adjusted to a suitable position, stop rotating, and the pawl 15 locks the ratchet 11 under the action of the spring 14; the blocking cover 5 is used to protect the telescopic rod 1, the fixing groove 12 and the installation groove 16 are used to install the connecting nut 19, the screw 20 and the rotating shaft 18, and the sealing cover 17 is used to protect the screw 20 and the protection kit 13.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" 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 components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0026] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An office chair foot support, comprising a foot support body (9), characterized in that: A fixing member (10) is fixedly connected to an outer wall of one side of the support foot body (9), a ratchet (11) is fixedly connected to an outer wall of one side of the fixing member (10), a protection kit (13) is provided at one end of the ratchet (11), and the protection kit (13) is fixedly connected to an outer wall of one side of the fixing member (10), a telescopic rod (1) is sleeved at one end of the protection kit (13), a mounting plate (6) is provided at the top end of the telescopic rod (1), a card slot (8) is provided on an outer wall of one side of the mounting plate (6), a card block (2) is sleeved in the card slot (8), a ring member (3) is fixedly connected to the card block (2), a slide groove (4) is provided on the ring member (3), and the telescopic rod (1) is sleeved in the slide groove (4).

2. The office chair support leg according to claim 1, characterized in that: The protection kit (13) is provided with a mounting groove (16), a screw rod (20) is sleeved in the mounting groove (16), a nut (19) is fixedly connected in the fixing member (10), and the screw rod (20) is threadedly connected to the nut (19), a fixing groove (12) is provided on one side outer wall of the ratchet (11), and the screw rod (20) is sleeved in the fixing groove (12), and a ratchet pawl (15) is provided on one side outer wall of the ratchet (11).

3. The office chair support leg according to claim 2, characterized in that: A spring (14) is arranged on one side outer wall of the ratchet (15), and the other end of the spring (14) is fixedly connected to the inner wall of the protection kit (13).

4. The office chair support leg according to claim 2, characterized in that: A rotating shaft (18) is sleeved on one side outer wall of the screw rod (20), and the rotating shaft (18) is sleeved in the mounting groove (16) and the fixing groove (12).

5. The office chair support leg according to claim 1, characterized in that: Both ends of the telescopic rod (1) are sleeved with blocking covers (5).

6. The office chair support leg according to claim 1, characterized in that: A through hole (7) is provided on one side outer wall of the mounting plate (6).

7. The office chair support leg according to claim 2, characterized in that: A sealing cover (17) is fixedly connected to an outer wall of one side of the protection kit (13).

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