Chair convenient to box and install

Abstract

The utility model discloses a chair convenient to box and install, which comprises supporting legs, bases are arranged above the inner sides of the supporting legs, a connecting arc-shaped plate is connected above the supporting leg on the left side, a backrest is arranged on the side surface of the connecting arc-shaped plate, and a cushion is arranged at the tops of the two bases; a notch is formed in the top of one base, and a connecting plate is fixedly connected to the connecting position of the two bases. According to the chair convenient to box and install, the backrest and the cushion can be detached from the two bases and the connecting arc-shaped plate respectively, the movable plate is pushed upwards, limiting on the clamping blocks can be relieved, the bases can be detached from the supporting legs conveniently, then the connecting plate is detached from the bases through a tool, and then the two bases can be separated conveniently; meanwhile, the connecting arc-shaped plate is detached from the adjusting plate by using a tool, so that the chair can be quickly detached into various parts, boxing is facilitated, more freight is saved, and more goods can be loaded.

Description

TECHNICAL FIELD

[0001] The utility model relates to chair technical field, concretely is a kind of chair of convenient packing installation. BACKGROUND

[0002] Chair is a kind of common furniture, for sitting. Its design is various, to adapt to different purposes and aesthetic needs;

[0003] Defect: under the condition of hand leaning back, screwing mode is installed again, and hand operation flexibility is limited, there is certain inconvenience in installation, in addition, after installation, screw exists on the surface of backrest mounting rod, affects aesthetic sense, attraction to consumer is low, and market competitiveness is reduced;

[0004] In order to solve the above-mentioned defects, the prior art (application number: 202222570898.9, application date is September 28, 2022 Chinese patent) discloses a kind of chair of convenient installation, when installing backrest, after respectively aligning and inserting hook piece and connecting piece with insertion port two and insertion port one, then backrest is lowered to make hook piece lower to stop retreating groove and hook the two side edges of stop retreating groove, at this time, connecting piece is suspended on locking base, at this time, backrest will not fall off from backrest mounting rod. On this basis, user can use two hands to flexibly and conveniently lock operation, after connecting hole on connecting piece is passed through locking piece and is connected with the locking base, the convenient installation of backrest is realized, and after backrest installation, locking piece is well hidden in the inside of hollow connecting section, without affecting the aesthetic appearance of backrest mounting rod, so that chair has better market competitiveness. The whole chair is also relatively simple;

[0005] The prior art is through hook piece and connection to install backrest on backrest mounting rod, and after connecting hole on connecting piece is passed through locking piece and is connected with the locking base, the convenient installation of backrest is realized, but backrest mounting rod is designed as an integral structure, so that when chair is packed and transported, due to the large volume of backrest mounting rod, it occupies a large space, so that the box cannot contain more goods, and then more freight needs to be spent.

[0006] Therefore, we propose a kind of chair of convenient packing installation, which can well solve the above problems. INVENTION CONTENTS

[0007] The utility model aims at providing a kind of chair of convenient packing installation, to solve the problem that backrest mounting rod is designed as an integral structure in the above background art, so that when chair is packed and transported, due to the large volume of backrest mounting rod, it occupies a large space, so that the box cannot contain more goods, and then more freight needs to be spent.

[0008] To achieve the above object, the utility model provides the following technical scheme: A chair convenient to pack and install, including support leg, the top of support leg inside all is provided with base, and the top of left side support leg is connected with connecting arc plate, the side of connecting arc plate is provided with back, the top of two base is installed with cushion;

[0009] The top of one base is provided with a notch, and the connecting position of two bases is fixedly connected with a connecting plate.

[0010] The inside of support leg is connected with a first limiting block above the movable plate, and the first limiting block and the movable plate are connected through a guide plate.

[0011] Preferably, one base is inserted into the notch of another base, and the two bases are arranged in a cross shape.

[0012] Preferably, the first limiting block is slidingly connected in the inside of the support leg, and the position of the first limiting block corresponds to the limiting slot.

[0013] Preferably, the top of each of the two left side support legs is fixedly connected with a fixed plate, and the two fixed plates are rotatably connected with a rotating shaft.

[0014] Preferably, the outside of the second limiting block is provided with a reset spring at the connecting position of the fixed plate.

[0015] Preferably, the connecting arc plate constitutes a rotating structure through the adjusting plate and the rotating shaft, and the opposite ends of the two rotating shafts extend into the inside of the fixed plate.

[0016] Preferably, the second limiting block is slidingly connected in the inside of the fixed plate, and the top of the second limiting block extends out of the upper surface of the fixed plate.

[0017] Compared with the prior art, the chair convenient to pack and install can be disassembled into various parts quickly, packing is facilitated, more freight is saved, more goods can be packed, and the specific contents are as follows:

[0018] (1) when the chair needs to be packed, the plurality of movable plates are pushed upward, the guide plates pull the limiting blocks downward due to the lever principle, the limiting blocks are separated from the limiting grooves, the limiting of the clamping blocks is released, the base is then disassembled from the supporting legs, the connecting plate at the connecting position of the two bases is then disassembled by a tool, the two bases are then separated, the connecting arc-shaped plate is then disassembled from the adjusting plate by a tool, the chair can be quickly disassembled into various parts, packing is facilitated, more freight is saved, and more goods can be packed;

[0019] Further, the other base is clamped into the notch, and the two bases are connected together through the connecting plate, the two bases are then clamped into the clamping grooves of the four supporting legs through the clamping blocks, the connecting arc-shaped plate is then installed on the two supporting legs through the mounting plate, the seat cushion and the backrest are then installed on the two bases and the connecting arc-shaped plate respectively, and the chair is thus facilitated to be installed;

[0020] Further, the movable plate rotates and resets under the force storage of the torsion spring, and the first limiting block is clamped into the limiting groove by the guide plate, the clamping block is limited, and the stability of the base installation is improved;

[0021] (2) when the angle of the backrest needs to be adjusted, the second limiting blocks on both sides are pulled to no longer limit the gear, the backrest can be rotated at this time, and the chair is thus adjusted according to the needs of different users, and the sitting posture is more comfortable;

[0022] Further, when the angle adjustment of the backrest is completed, the second limiting blocks are loosened, reset under the elastic force of the reset spring, and clamped into the tooth groove of the gear, the gear is limited, and the stability of the backrest after adjustment is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a three-dimensional structure schematic diagram of the utility model;

[0024] Figure 2 is a main sectional structure schematic diagram of the utility model;

[0025] Figure 3Two base and connecting plate connecting structure schematic view of the utility model;

[0026] Figure 4 First limiting block and movable plate three-dimensional structure schematic view of the utility model;

[0027] Figure 5 Connecting arc-shaped plate and adjusting plate three-dimensional structure schematic view of the utility model;

[0028] Figure 6 The utility model discloses Figure 2 Amplification structure schematic view of A place in the utility model;

[0029] Figure 7 The utility model discloses Figure 2 Amplification structure schematic view of B place in the utility model.

[0030] In the drawing: 1, support leg, 2, base, 3, connecting arc-shaped plate, 4, backrest, 5, cushion, 6, connecting plate, 7, clamping groove, 8, movable plate, 9, first limiting block, 10, guide plate, 11, scroll spring, 12, fixed plate, 13, rotating shaft, 14, adjusting plate, 15, gear, 16, second limiting block, 17, return spring, 18, clamping block. Specific implementation

[0031] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0032] Please refer to Figures 1-7 The utility model provides the following technical scheme: a chair convenient to box and install;

[0033] Embodiment one: in order to solve the backrest mounting rod of prior art is integral structure design, when the chair is boxed and transported, because the volume of backrest mounting rod is larger, leads to the space occupied is larger, makes the box can not pack more goods, in turn needs to spend more freight problem, therefore discloses the following scheme, specific reference Figures 1-3 As shown in the figure, including support leg 1, the upper side of support leg 1 is provided with base 2, and the upper side of left support leg 1 is provided with connecting arc-shaped plate 3, the side of connecting arc-shaped plate 3 is provided with backrest 4, and the top of two bases 2 is provided with cushion 5;

[0034] The top of one base 2 is provided with a gap, the connecting position of two bases 2 is fixedly connected with a connecting plate 6, one base 2 is clamped into the gap on the other base 2, and the two bases 2 are arranged in a cross shape, and the two bases 2 are connected together through the connecting plate 6 and bolts;

[0035] When the chair needs to be packed, the workers first loosen and remove the bolts of the connecting plate 6 in sequence by using tools, and the fixing of the two bases 2 is released, so that the two bases 2 can be separated, then the bolts at the connecting position of the connecting arc-shaped plate 3 and the adjusting plate 14 are loosened and removed by using tools, so that the chair can be quickly disassembled into various parts, the packing is facilitated, more freight is saved, more goods can be loaded, then when the chair needs to be installed, since the gap is arranged on one base 2, the other base 2 is clamped into the gap and connected together through the connecting plate 6, then the two bases 2 are clamped into the clamping grooves 7 of the four supporting legs 1 through the clamping blocks 18, and the connecting arc-shaped plate 3 is installed on the two supporting legs 1 through the mounting plate, then the seat cushion 5 and the backrest 4 are installed on the two bases 2 and the connecting arc-shaped plate 3 respectively, so that the chair can be quickly installed.

[0036] Embodiment two: different from embodiment one, in the embodiment, the first limiting block 9 is inserted into the corresponding limiting groove, so that the stability of the installation of the base 2 and the supporting leg 1 can be improved, and specific reference can be made to Figure 2 、 Figure 4 and Figure 6 , both ends of the base 2 are fixedly provided with clamping blocks 18, the upper sides of the opposite surfaces of the four supporting legs 1 are provided with clamping grooves 7, the inner sides of the supporting legs 1 are rotatably connected with movable plates 8 through shafts and below the clamping grooves 7, the clamping blocks 18 and the clamping grooves 7 are clamped and connected, the first limiting blocks 9 are slidably connected in the inner sides of the supporting legs 1, the positions of the first limiting blocks 9 correspond to the positions of the limiting grooves, and the two ends of the guide plates 10 are hingedly connected with the bottom of the first limiting block 9 and one side of the top of the movable plate 8 respectively; the movable plate 8 is provided with a limiting groove, the inner side of the supporting leg 1 is connected with the first limiting block 9 above the movable plate 8, and the first limiting block 9 and the movable plate 8 are connected through the guide plate 10;

[0037] When the chair needs to be packed, the workers first loosen and remove the bolts of the connecting plate 6 in sequence by using tools, and the fixing of the two bases 2 is released, so that the two bases 2 can be separated, then the bolts at the connecting position of the connecting arc-shaped plate 3 and the adjusting plate 14 are loosened and removed by using tools, so that the chair can be quickly disassembled into various parts, the packing is facilitated, more freight is saved, more goods can be loaded, then when the chair needs to be installed, since the gap is arranged on one base 2, the other base 2 is clamped into the gap and connected together through the connecting plate 6, then the two bases 2 are clamped into the clamping grooves 7 of the four supporting legs 1 through the clamping blocks 18, and the connecting arc-shaped plate 3 is installed on the two supporting legs 1 through the mounting plate, then the seat cushion 5 and the backrest 4 are installed on the two bases 2 and the connecting arc-shaped plate 3 respectively, so that the chair can be quickly installed.

[0038] Embodiment three: different from embodiment two, this embodiment can rotate the connecting arc-shaped plate 3 through the setting adjusting plate 14 and the rotating shaft 13, and then can adjust the backrest 4 angle according to different user's needs, improve the comfort, refer to the specific description of Figure 1 , Figure 2 , Figure 5 and Figure 7 , the top of the two left supporting legs 1 is fixedly connected with the fixed plate 12, and the two fixed plates 12 are rotationally connected with the rotating shaft 13, the connecting arc-shaped plate 3 is rotationally connected with the adjusting plate 14 and the rotating shaft 13, the opposite ends of the two rotating shafts 13 extend into the interior of the fixed plate 12, the adjusting plate 14 is fixedly sleeved on the outside of the rotating shaft 13, the top of the two adjusting plates 14 is fixedly connected with the bottom of the connecting arc-shaped plate 3, the opposite ends of the two rotating shafts 13 are fixedly sleeved with the gear 15, the second limiting block 16 is connected in the interior of the fixed plate 12 above the gear 15, the reset spring 17 is installed on the connection position between the outside of the second limiting block 16 and the fixed plate 12, the second limiting block 16 is slidingly connected in the interior of the fixed plate 12, and the top of the second limiting block 16 extends out of the upper surface of the fixed plate 12, and the bottom of the second limiting block 16 is clampedly connected with the gear slot of the gear 15;

[0039] When the backrest 4 angle needs to be adjusted, the staff only needs to pull the two sides of the second limiting block 16, so that it no longer limits the gear 15, at this time, the backrest 4 can be rotated, so that the connecting arc-shaped plate 3 is rotated on the rotating shaft 13 through the adjusting plate 14, so that it can be adjusted according to the needs of different users, so that the sitting posture is more comfortable, then when the backrest 4 angle adjustment is completed, the staff releases the second limiting block 16, so that it is reset under the elastic force of the reset spring 17, and is clamped into the gear slot of the gear 15, so that it can limit the gear 15, and ensure the stability of the backrest 4 after adjustment.

[0040] The contents not described in detail in the specification belong to the prior art known by the person skilled in the art.

[0041] Although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or part of the technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A chair for convenient packing installation, comprising support legs (1), the upper side of the inner side of the support legs (1) is provided with a base (2), and the upper side of the left support leg (1) is connected with a connecting arc-shaped plate (3), the side of the connecting arc-shaped plate (3) is provided with a backrest (4), and the top of two base (2) is provided with a cushion (5). characterized in that The top of one base (2) is provided with a notch, the connecting position of two base (2) is fixedly connected with a connecting plate (6), both ends of the base (2) are fixedly connected with a clamping block (18), the upper side of the opposite side of the four support legs (1) is provided with a clamping groove (7), and the inner side of the support leg (1) is rotatably connected with a movable plate (8) below the clamping groove (7). The movable plate (8) is provided with a limiting groove, the first limiting block (9) is connected between the first limiting block (9) and the movable plate (8) through the guide plate (10).

2. A chair for easy box installation according to claim 1, characterized in that: One base (2) is clamped into the notch of another base (2), and two base (2) are arranged in a cross shape, and two base (2) are connected together through connecting plate (6) and bolt.

3. A chair for easy box installation according to claim 1, characterized in that: The clamping block (18) and the clamping groove (7) are connected, the first limiting block (9) is slidably connected in the inner side of the support leg (1), and the first limiting block (9) corresponds to the position of the limiting groove, and the both ends of the guide plate (10) are hingedly connected with the bottom of the first limiting block (9) and one side of the top of the movable plate (8).

4. A chair for easy box installation according to claim 1, characterized in that: The top of the left two support legs (1) is fixedly connected with a fixed plate (12), and the two fixed plates (12) are rotatably connected with a rotating shaft (13), the outer side of the rotating shaft (13) is fixedly connected with an adjusting plate (14), the top of the two adjusting plates (14) is fixedly connected with the bottom of the connecting arc-shaped plate (3), the outer side of the opposite end of the two rotating shafts (13) is fixedly connected with a gear (15), and the inner side of the fixed plate (12) is connected with a second limiting block (16) above the gear (15).

5. A chair for easy box installation according to claim 4, characterized in that: The outer side of the second limiting block (16) is provided with a reset spring (17) at the connecting position of the fixed plate (12).

6. A chair for easy box installation according to claim 4, characterized in that: The connecting arc-shaped plate (3) comprises a rotating structure through the adjusting plate (14) and the rotating shaft (13), and the opposite ends of the two rotating shafts (13) extend into the inner side of the fixed plate (12).

7. A chair for easy box installation according to claim 4, characterized in that: The second limiting block (16) is slidably connected in the inner side of the fixed plate (12), and the top of the second limiting block (16) extends out of the upper surface of the fixed plate (12), and the bottom of the second limiting block (16) is connected with the gear (15).

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