CN216875693U

CN216875693U - Folding type back rest

Info

Publication number: CN216875693U
Application number: CN202220733230.9U
Authority: CN
Inventors: 林修焕
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-07-05
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses a folding type back rest, which relates to the field of back rests and comprises a side mounting plate A, a clamping plate body, a mounting plate body and a back rest plate, one end of the side mounting plate A is sleeved with a bending clamping plate A, one end of the bending clamping plate A is fixedly connected with a connecting strip, the other end of the connecting strip is fixedly connected with a bending clamping plate B, the other end of the bending clamping plate B is sleeved with a side mounting plate B, one side of the connecting strip is fixedly connected with a backrest plate, and the rear side surface of the backrest plate is provided with a backrest mounting hole, so that the folding and clamping device can be effectively folded and clamped, the integral car hopper can be effectively enlarged in space and more comfortable, the sense of can be great reinforcing holistic comfortable experience, can also satisfy holistic user's user demand for the overall operation is comparatively simple.

Description

Folding type back rest

Technical Field

The utility model relates to the field of backrests, in particular to a folding type back rest.

Background

The backed chairs are produced in the south-north dynasty and are more commonly used in the later generations of Tang dynasty. The chair seat is generally square, and is provided with a backrest and an arch-shaped brain-building part. The shape of the backrest chair is characterized in that the backrest has no armrest, and the backrest does not protrude. The back rest of such chairs come in different forms, and are known as "one-piece" chairs. The other is called a lamp hanging chair, and the cross beam of the lamp hanging chair is provided with two columns which are slightly tilted upwards just like a lamp post of a flip lamp, so the name is obtained. On the materials and decoration, the method is to use hard wood, miscellaneous wood, color paint for gold drawing, paint filling for gold drawing, various color paint, bamboo collection and the like. The backrest chair in the Mingqing period is more finely manufactured. In the aspect of material selection, rosewood and nanmu are generally selected.

Traditional foldable back, when wholly carrying out the use, wholly relatively simple relatively, can't effectually fold, after folding, can't make the space of whole car hopper bigger, when sitting the people, be difficult to realize more comfortable experience and feel, holistic result of use is not good, can't satisfy holistic user's user demand.

Accordingly, one skilled in the art has provided a folding type rear back to solve the problems set forth in the background art as described above.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a folding type rear backrest, and aims to solve the problems that when the traditional folding type rear backrest provided in the background technology is used integrally, the whole backrest is relatively simple and cannot be folded effectively, after the backrest is folded, the space of a whole car hopper cannot be larger, when a user sits on the backrest, more comfortable experience is difficult to realize, the integral using effect is poor, and the using requirements of the integral user cannot be met.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a foldable back, includes side mounting panel A, joint board plate body, mounting panel plate body and back board, curved joint board A has been cup jointed to side mounting panel A's one end fixedly connected with connecting strip, the other end fixedly connected with curved joint board B of connecting strip, side mounting panel B has been cup jointed to curved joint board B's the other end, one side fixedly connected with back board of connecting strip, the trailing flank of back board is equipped with the back mounting hole, the one end fixedly connected with joint ring body B of keeping away from the connecting strip of joint board plate body, the one end fixedly connected with joint ring body A of mounting panel plate body, the other end fixedly connected with fixed connection board of mounting panel plate body, the trailing flank of mounting panel plate body is equipped with the mounting groove, be equipped with the screw hole in the fixed connection board, be equipped with welding point A in the joint ring body A, Fixed cylinder and screw thread cylinder.

As a preferred embodiment of the present invention: side mounting panel B and side mounting panel A's structure is the same, and crooked joint board A is the same with crooked joint board B's structure, and side mounting panel A, side mounting panel B, crooked joint board A and crooked joint board B are the same with the material structure of connecting strip.

As a preferred embodiment of the present invention: and a welding point B is arranged at the joint of the clamping ring body B and the clamping plate body, and a welding point A is arranged at the joint of the clamping ring body A and the fixed cylinder.

As a preferred embodiment of the present invention: the bending clamping plate B comprises a clamping ring body B, a welding point B and a clamping plate body, and the clamping ring body A and the clamping ring body B are identical in structure.

As a preferred embodiment of the present invention: side mounting panel B includes the mounting panel plate body, joint ring body A, mounting groove, fixed connection board, screw hole, welding point A, fixed cylinder and screw thread cylinder.

As a preferred embodiment of the present invention: the screw thread cylinder is internally provided with an internal thread, the fixed cylinder is positioned at the center of the side mounting plate B, the two screw holes are symmetrically arranged at two ends of the fixed connecting plate.

Compared with the prior art, the utility model has the beneficial effects that:

the folding type rear backrest can be effectively mounted and dismounted when in use, is more convenient to mount and dismount, and can be effectively folded and clamped when in use, so that the whole hopper space can be effectively larger, the hopper can be more comfortable, the whole comfortable experience can be greatly enhanced, the use requirements of a whole user can be met, and the whole operation is relatively simple.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a perspective view of a folding back rest;

FIG. 2 is a perspective view of a back rest of a folding rear back rest;

FIG. 3 is a perspective view of the rear side of the side mounting plate B in the folding back;

fig. 4 is a perspective view of the front side of the side mounting plate B in the folding type rear backrest.

In the figure: 1. a side mounting plate A; 2. a side mounting plate B; 201. a plate body is mounted; 202. clamping the ring body A; 203. mounting grooves; 204. fixing the connecting plate; 205. a screw hole; 206. a welding point A; 207. fixing the column; 208. a threaded cylinder; 3. bending the clamping plate A; 4. bending the clamping plate B; 401. clamping the ring body B; 402. a welding point B; 403. a plate body of the clamping and connecting plate; 5. a back board; 6. a connecting strip; 7. a backrest mounting hole.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present invention, a foldable backrest includes a side mounting plate a1, a clamping plate body 403, a mounting plate body 201, and a backrest plate 5, wherein one end of the side mounting plate a1 is sleeved with a curved clamping plate A3, so that the entire foldable backrest can be effectively mounted and dismounted, and when mounting and dismounting are performed, the whole foldable backrest is more convenient, the side mounting plate a1 is sleeved with the curved clamping plate A3, one end of the curved clamping plate A3 is fixedly connected with a connecting bar 6, the other end of the connecting bar 6 is fixedly connected with a curved clamping plate B4, the other end of the curved clamping plate B4 is sleeved with a side mounting plate B2, one side of the connecting bar 6 is fixedly connected with the backrest plate 5, the side mounting plate B2 is sleeved with the curved clamping plate B4, and then can be fixed by a fixing column 207, and under the action of a locking bolt by a thread column 208, can realize that side mounting panel A1 and crooked joint board A3 and side mounting panel B2 and crooked joint board B4 cup joint fixed, the trailing flank of back board 5 is equipped with back mounting hole 7, the one end fixedly connected with joint ring body B401 of keeping away from connecting strip 6 of joint plate body 403, the one end fixedly connected with joint ring body A202 of mounting panel body 201, the other end fixedly connected with fixed connection plate 204 of mounting panel body 201, the trailing flank of mounting panel body 201 is equipped with mounting groove 203, be equipped with screw hole 205 in the fixed connection plate 204, be equipped with welding point A206 in the joint ring body A202, fixed cylinder 207 and screw cylinder 208.

Referring to fig. 1 and 4, the side mounting plate B2 and the side mounting plate a1 have the same structure, the curved clamping plate A3 and the curved clamping plate B4 have the same structure, and the side mounting plate a1, the side mounting plate B2, the curved clamping plate A3 and the curved clamping plate B4 have the same material structure as the connecting bar 6. Through fixed connection board 204 and screw hole 205, can be convenient for install, under the effect of connecting strip 6 and back board 5, carry out fixed connection to crooked joint board A3 and crooked joint board B4, can be convenient for holistic dismantlement, when the transportation, convenience that can be more, joint ring body B401 is equipped with welding point B402 with joint board body 403 junction, joint ring body A202 is equipped with welding point A206 with fixed cylinder 207 junction. Bent clamping plate B4 includes clamping ring body B401, welding point B402, clamping plate body 403, and clamping ring body A202 is the same as clamping ring body B401 in structure. Can effectually fold and the joint, can effectually make holistic car hopper space bigger like this, also can be more comfortable, the holistic comfortable experience of reinforcing that can be great feels, can also satisfy holistic user's user demand for overall operation is comparatively simple relatively. The side mounting plate B2 comprises a mounting plate body 201, a clamping ring body A202, a mounting groove 203, a fixing connecting plate 204, a screw hole 205, a welding point A206, a fixing column 207 and a threaded column 208. The threaded column 208 is internally provided with internal threads, the fixed column 207 is positioned at the center of the side mounting plate B2, two screw holes 205 are arranged, and the two screw holes 205 are symmetrically arranged at two ends of the fixed connecting plate 204.

The utility model relates to a folding type back rest, which comprises a base 1 and a side mounting plate A; 2. a side mounting plate B; 201. a plate body is mounted; 202. clamping the ring body A; 203. mounting grooves; 204. fixing the connecting plate; 205. a screw hole; 206. a welding point A; 207. fixing the column; 208. a threaded cylinder; 3. bending the clamping plate A; 4. bending the clamping plate B; 401. clamping the ring body B; 402. a welding point B; 403. a plate body of the clamping and connecting plate; 5. a back board; 6. a connecting strip; 7. the backrest mounting holes and the components are all universal standard parts or components known to those skilled in the art, and the structure and the principle of the backrest mounting holes and the components are known to those skilled in the art through technical manuals or through routine experiments.

The working principle of the utility model is as follows: the whole folding backrest can be effectively mounted and dismounted, when the backrest is mounted and dismounted, the whole backrest can be more conveniently, the side mounting plate A1 and the bent clamping plate A3 are sleeved, the side mounting plate B2 and the bent clamping plate B4 are sleeved, then the side mounting plate B2 and the bent clamping plate B4 are fixed through the fixing cylinder 207, the side mounting plate A1 and the bent clamping plate A3 can be fixedly sleeved with the side mounting plate B2 and the bent clamping plate B4 through the threaded cylinder 208 and under the action of the locking bolt, the backrest can be conveniently mounted through the fixing connecting plate 204 and the threaded hole 205, the bent clamping plate A3 and the bent clamping plate B4 are fixedly connected under the action of the connecting strip 6 and the backrest plate 5, the whole backrest can be conveniently dismounted, the backrest can be more conveniently transported, when the backrest is used, the backrest can be effectively folded and clamped, and the whole hopper space can be effectively larger, also can be more comfortable, the holistic comfortable experience of reinforcing that can be great is felt, can also satisfy holistic user's user demand for the whole operation is comparatively simple.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A folding backrest comprises a side mounting plate A (1), a clamping plate body (403), a mounting plate body (201) and a backrest plate (5), and is characterized in that one end of the side mounting plate A (1) is sleeved with a bending clamping plate A (3), one end of the bending clamping plate A (3) is fixedly connected with a connecting strip (6), the other end of the connecting strip (6) is fixedly connected with a bending clamping plate B (4), the other end of the bending clamping plate B (4) is sleeved with a side mounting plate B (2), one side of the connecting strip (6) is fixedly connected with the backrest plate (5), the rear side surface of the backrest plate (5) is provided with a backrest mounting hole (7), one end of the clamping plate body (403) far away from the connecting strip (6) is fixedly connected with a clamping ring body B (401), one end of the mounting plate body (201) is fixedly connected with a clamping ring body A (202), the other end fixedly connected with fixed connection board (204) of mounting panel plate body (201), the trailing flank of mounting panel plate body (201) is equipped with mounting groove (203), be equipped with screw hole (205) in fixed connection board (204), be equipped with welding point A (206), fixed cylinder (207) and screw thread cylinder (208) in the joint ring body A (202).

2. The folding backrest of claim 1, wherein the side mounting plate B (2) and the side mounting plate A (1) have the same structure, the bent clamping plate A (3) and the bent clamping plate B (4) have the same structure, and the side mounting plate A (1), the side mounting plate B (2), the bent clamping plate A (3) and the bent clamping plate B (4) have the same material structure as the connecting strip (6).

3. The folding backrest back of claim 1, wherein the joint of the clamping ring body B (401) and the clamping plate body (403) is provided with a welding point B (402), and the joint of the clamping ring body A (202) and the fixed column (207) is provided with a welding point A (206).

4. The folding backrest back of claim 1, wherein the curved latch plate B (4) comprises a latch ring body B (401), a welding point B (402), and a latch plate body (403), and the latch ring body a (202) and the latch ring body B (401) have the same structure.

5. The folding backrest of claim 1, wherein said side mounting plate B (2) comprises a mounting plate body (201), a snap ring body A (202), a mounting groove (203), a fixing connection plate (204), a screw hole (205), a welding point A (206), a fixing column (207) and a screw column (208).

6. The folding backrest of claim 1, wherein the screw-threaded column (208) is internally threaded, the fixing column (207) is located at the center of the side mounting plate B (2), two screw holes (205) are provided, and the two screw holes (205) are symmetrically provided at two ends of the fixing connecting plate (204).