CN220876350U - Chair with rotatable backrest plate - Google Patents
Chair with rotatable backrest plate Download PDFInfo
- Publication number
- CN220876350U CN220876350U CN202322938448.5U CN202322938448U CN220876350U CN 220876350 U CN220876350 U CN 220876350U CN 202322938448 U CN202322938448 U CN 202322938448U CN 220876350 U CN220876350 U CN 220876350U
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- Prior art keywords
- chair
- fixed
- rotatable
- shaft
- plate
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- 239000005060 rubber Substances 0.000 claims description 10
- 239000002023 wood Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model relates to the technical field of intelligent furniture production, in particular to a chair with a rotatable back plate; the chair comprises a chair bracket and a backrest plate, wherein the chair bracket comprises a supporting seat plate and fixed rods respectively connected to two sides of the supporting seat plate, the backrest plate is connected with the fixed rods through a rotating sleeve, the rotating sleeve comprises a fixed shaft and a shaft sleeve sleeved on the fixed shaft, two ends of the fixed shaft are respectively fixedly connected to one fixed rod, and the shaft sleeve is connected to the backrest plate; in the utility model, the back plate is connected with the fixed rod through the rotating sleeve, the shaft sleeve in the rotating sleeve is sleeved on the fixed shaft, the two ends of the fixed shaft are fixed on the fixed rods on the two sides, and the back plate can rotate around the fixed shaft through the shaft sleeve, so that the waist and the back of a person sitting on the chair can conveniently move.
Description
Technical Field
The utility model relates to the technical field of intelligent furniture production, in particular to a chair with a rotatable backrest plate.
Background
The seat is the most common furniture, every family has, at present, the family seat, such as dining table and chair, has seat board and backup board, the seat board is fixed connection with the backup board, the backup board can not rotate, make sitting posture that sits on the seat relatively fixed, uncomfortable after sitting for a long time; in addition, in office chairs, people sit on the chairs for a long time, and the back rest is also painful in the neck and waist of the people, and the way is inconvenient.
If the backrest plate on the traditional seat can rotate at present, the backrest rotates after sitting for a long time, and the waist and the back are moved, so that the ache after sitting for a long time can be relieved, the waist and the back movement of people are facilitated, and the occurrence of waist and back hidden trouble diseases is avoided.
Disclosure of Invention
In order to overcome the defects, the utility model aims to provide a chair with a rotatable back plate, which is characterized in that the back plate is connected with a fixed rod through a rotating sleeve, a shaft sleeve in the rotating sleeve is sleeved on a fixed shaft, two ends of the fixed shaft are fixed on the fixed rods on two sides, and the back plate can rotate by taking the fixed shaft as a center through the shaft sleeve, so that the back plate is convenient for people sitting on the chair to move back.
The technical scheme for solving the technical problems is as follows:
the utility model provides a rotatable chair of back board, includes chair support and back board, the chair support is in including supporting the seat and connecting respectively the dead lever of the both sides of supporting the seat, wherein, the back board through rotate the external member with the dead lever is connected, rotate the external member including the fixed axle and cup joint the epaxial axle sleeve of fixed, the both ends of fixed axle are fixed connection respectively in one on the dead lever, the axle sleeve connection is in on the back board.
As an improvement of the utility model, the shaft sleeve is sleeved on the fixed shaft through a bearing.
As a further improvement of the present utility model, the fixed shaft is perpendicular to the fixed rod.
As a still further improvement of the present utility model, the fixed shaft is connected to an upper portion or a top portion of the fixed rod.
As a further development of the utility model, the bottom of the back plate is connected to the support seat plate by means of rubber strings.
As a still further improvement of the present utility model, both sides of the lower portion of the back plate are provided with latch bars for restricting the movable area of the back plate.
As a further development of the utility model, the fixing rod is provided with a recess for receiving the latch rod.
As a further improvement of the utility model, the bolt rod is made of rubber material or wood material or metal material.
As a still further improvement of the present utility model, the headrest is provided on the back plate.
As a further improvement of the utility model, the fixing rod is connected with a handrail.
In the utility model, the back plate is connected with the fixed rod through the rotating sleeve, the shaft sleeve in the rotating sleeve is sleeved on the fixed shaft, the two ends of the fixed shaft are fixed on the fixed rods on the two sides, and the back plate can rotate around the fixed shaft through the shaft sleeve, so that the waist and the back of a person sitting on the chair can conveniently move.
Drawings
For ease of illustration, the utility model is described in detail by the following preferred embodiments and the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a rear view of the present utility model;
FIG. 3 is a schematic view of a rotating assembly according to the present utility model;
FIG. 4 is a schematic diagram of a first embodiment of the present utility model;
FIG. 5 is a schematic diagram of a second embodiment of the present utility model;
Reference numerals: the novel chair comprises a chair bracket, a supporting seat plate, a fixing rod, a supporting leg, a groove, a backrest plate, a bolt rod, a rotating sleeve, a fixed shaft, a shaft sleeve and a rubber rope, wherein the chair bracket is arranged at the bottom of the chair bracket, the supporting seat plate is arranged at the bottom of the chair bracket, the fixing rod is arranged at the bottom of the chair bracket, the supporting seat plate is.
Description of the embodiments
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 5, a chair with a rotatable back rest according to the present utility model includes a chair bracket 1 and a back rest 2, the chair bracket 1 including a support seat 11 and fixing bars 12 respectively connected to both sides of the support seat 11.
In the utility model, the back plate 2 is connected with the fixed rods 12 through the rotating sleeve 3, the rotating sleeve 3 comprises a fixed shaft 31 and a shaft sleeve 32 sleeved on the fixed shaft 31, two ends of the fixed shaft 31 are respectively and fixedly connected with one fixed rod 12, the shaft sleeve 32 is connected with the back plate 2, and the shaft sleeve 32 is sleeved on the fixed shaft 31 through a bearing for better rotation.
In the present utility model, the fixed shaft 31 is perpendicular to the fixed rod 12, the fixed shaft 31 is connected to the upper portion or the top portion of the fixed rod 12, the bushing 32 is connected to the middle portion of the back plate 2, and the back plate 2 can rotate about the fixed shaft 31 through the bushing 32.
The utility model has the following function, can support the lumbar vertebra of a human body at all times, and can stretch the lumbar vertebra to enable the lumbar vertebra to do extension movement.
In the utility model, in order to limit the backrest plate 2, two sides of the lower part of the backrest plate 2 are provided with the latch rods 21 for limiting the movable area of the backrest plate 2, when the back of a human body leans against the backrest plate 2 upwards and leans backwards, the bottom of the backrest plate 2 leans against the waist of the human body, and the backrest plate 2 leans backwards back and forth, so that the waist of the human body can be impacted and massaged through the bottom of the backrest plate 2; when the chair is taken up, the back rest plate 2 can return to the original position, the latch rod 21 is propped against the fixed rod 12, so that the back rest plate 2 cannot shake back and forth or rotate for 360 degrees, and further, the fixed rod 12 is provided with the groove 14 for accommodating the latch rod 21, and the latch rod 21 enters the groove 14, so that the back rest plate 2 can return to the original position; further, the material of the latch rod 21 is rubber material or wood material or metal material, and the latch rod 21 is rubber material, so that the latch rod is not easy to break and is not easy to hurt people due to certain flexibility.
In the utility model, the bottom of the supporting seat plate 11 is provided with a plurality of supporting feet 13, and the number of the supporting feet 13 can be three or four, and the supporting feet 13 can be replaced by one rotary supporting foot.
In the present utility model, for convenience of hand-holding, a handrail is connected to the fixing rod 12; in order to facilitate the headrest, a headrest is arranged on the backrest plate 2, the backrest is attached to the backrest plate 2, and meanwhile, the headrest is leaned against the headrest, and the back of a human body is moved, so that the backrest plate 2 rotates.
The first embodiment of the utility model comprises a chair bracket 1 and a backrest plate 2, wherein the chair bracket 1 comprises a supporting seat plate 11 and fixing rods 12 respectively connected to two sides of the supporting seat plate 11; the bottom of supporting seat 11 is provided with four supporting legs 13, and back board 2 is connected with dead lever 12 through rotating external member 3, rotates external member 3 and includes fixed axle 31 and cup joints the axle sleeve 32 on fixed axle 31, and fixed axle 31's both ends are fixed connection respectively on a dead lever 12, and axle sleeve 32 connects on back board 2, and fixed axle 31 connects on dead lever 12's upper portion, and axle sleeve 32 connects at back board 2's middle part, and back board 2's bottom passes through rubber rope 4 and is connected with supporting seat 11, and rubber rope 4 can make back board 2 get back to the original position, makes back board 2 be difficult for rocking and rotatory simultaneously.
The utility model provides a second embodiment, which comprises a chair bracket 1 and a back rest plate 2, wherein the chair bracket 1 comprises a supporting seat plate 11 and fixing rods 12 respectively connected to two sides of the supporting seat plate 11; the bottom of supporting seat 11 is provided with four supporting legs 13, and back board 2 is connected with dead lever 12 through rotating external member 3, rotates external member 3 and includes fixed axle 31 and cup joints the axle sleeve 32 on fixed axle 31, and fixed axle 31's both ends are fixed connection respectively on a dead lever 12, and axle sleeve 32 connects on back board 2, and fixed axle 31 connects the upper portion at dead lever 12, and axle sleeve 32 connects in the middle part of back board 2, is provided with bolt pole 21 in the both sides of back board 2's lower part, and bolt pole 21 is provided with the recess 14 that is used for holding bolt pole 21 for rubber material on dead lever 12.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The utility model provides a rotatable chair of back board, includes chair support and back board, the chair support is in including supporting the seat and connecting respectively the dead lever of the both sides of supporting the seat, its characterized in that, the back board through rotate the external member with the dead lever is connected, it includes the fixed axle and cup joints to rotate the external member the epaxial axle sleeve, the both ends of fixed axle are fixed connection respectively in one on the dead lever, the axle sleeve connection is in on the back board.
2. The chair with rotatable back rest plate according to claim 1, wherein the shaft sleeve is sleeved on the fixed shaft through a bearing.
3. The chair with a rotatable back rest according to claim 2, wherein the fixed shaft is perpendicular to the fixed rod.
4. A chair with a rotatable back plate according to claim 3, wherein the fixed shaft is connected to the upper or top portion of the fixed rod.
5. The rotatable chair of claim 4 wherein the bottom of the back rest is connected to the support seat by rubber strings.
6. The chair with a rotatable back rest according to claim 4, wherein both sides of the lower portion of the back rest are provided with latch bars for restricting the movable area of the back rest.
7. The rotatable chair of claim 6 wherein the securing lever is provided with a recess for receiving the latch lever.
8. The chair with rotatable back rest according to claim 7, wherein the latch rod is made of rubber, wood or metal.
9. The rotatable chair of claim 1 wherein the back rest has a headrest disposed thereon.
10. The rotatable chair of claim 1 wherein the securing lever has armrests attached thereto.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938448.5U CN220876350U (en) | 2023-11-01 | 2023-11-01 | Chair with rotatable backrest plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322938448.5U CN220876350U (en) | 2023-11-01 | 2023-11-01 | Chair with rotatable backrest plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220876350U true CN220876350U (en) | 2024-05-03 |
Family
ID=90873076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322938448.5U Active CN220876350U (en) | 2023-11-01 | 2023-11-01 | Chair with rotatable backrest plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220876350U (en) |
-
2023
- 2023-11-01 CN CN202322938448.5U patent/CN220876350U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |