CN213909332U - Height-adjustable chair - Google Patents
Height-adjustable chair Download PDFInfo
- Publication number
- CN213909332U CN213909332U CN202023056730.3U CN202023056730U CN213909332U CN 213909332 U CN213909332 U CN 213909332U CN 202023056730 U CN202023056730 U CN 202023056730U CN 213909332 U CN213909332 U CN 213909332U
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- CN
- China
- Prior art keywords
- chair
- chair back
- fixed block
- seat
- fixing block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to the field of furniture products, in particular to a chair with adjustable height, which comprises a chair back, a chair seat and chair legs; positioning grooves are formed in the chair legs; the chair seat comprises a chair seat shaft, and two ends of the chair seat shaft are sleeved with fixing blocks; the seat support both ends all are equipped with the fixed block recess. The utility model discloses an among the height-adjustable chair, be provided with the constant head tank in first stay side, be equipped with the fixed block at the both ends cover of seat support axle, still be equipped with the fixed block recess that holds the fixed block at the seat support both ends, the fixed block recess on constant head tank and the seat support on the chair leg is inserted respectively at the both ends of fixed block, thereby according to the height of the constant head tank regulation seat support of fixed block cooperation co-altitude, easy operation, convenient to use.
Description
Technical Field
The utility model relates to a furniture product field, concretely relates to but height-adjusting's chair.
Background
The chair is a common furniture, which is provided with a plane, a pillar at the lower part and a backrest at the side and can be used for working or doing work by sitting at the upper part. As the times have progressed, the structures of chairs have also undergone a transition from complex to simple, and chairs have become increasingly practical. Most chairs are fixed in size and height at present, so that the chairs cannot be used together by families with large individual physical and feature differences, for example, the sizes of the chairs are not suitable for the young and the adult to use simultaneously, the young and the adult grow and develop fast, and if the chair is not suitable for the sizes, the skeletal structure and the physical and physical development are greatly influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to design a height-adjustable chair.
In order to solve the technical problem, the utility model discloses a technical scheme be: provides a chair with adjustable height, which comprises chair legs, a chair seat and a chair back;
the chair legs comprise a first supporting leg and a second supporting leg which have the same structure and are oppositely arranged, and the first supporting leg is in a shape of Chinese character 'gong' formed by a first supporting strip and a second supporting strip; the side surface of the first supporting strip is provided with a strip-shaped sliding chute, and the sliding chute is provided with a plurality of positioning grooves which are parallel to each other;
the chair seat comprises a chair seat shaft, a chair seat through hole is formed in the middle of the side face of the chair seat, the chair seat shaft penetrates through the chair seat through hole, two ends of the chair seat shaft are respectively located in sliding grooves of the first supporting leg and the second supporting leg, and fixing blocks are sleeved at two ends of the chair seat shaft;
fixing block grooves are formed in the two ends of the chair seat, and the length of each fixing block groove is larger than that of each fixing block; the height of the fixed block groove is larger than the thickness of the fixed block and smaller than the length of the fixed block, one side of the fixed block is arranged in the positioning groove, and the other side of the fixed block is arranged in the fixed block groove.
Furthermore, the chair back comprises a chair back shaft, a chair back through hole is formed in the middle of the side face of the chair back, the chair back shaft penetrates through the chair back through hole, and the chair back is arranged between the first supporting leg and the second supporting leg through the chair back shaft; the chair back shaft is characterized in that two ends of the chair back shaft are sleeved with chair back fixing blocks, two ends of the chair back are respectively provided with a chair back fixing block groove, and the length of each chair back fixing block groove is greater than that of each chair back fixing block; the height of the chair back fixing block groove is larger than the thickness of the chair back fixing block and smaller than the length of the chair back fixing block, one side of the chair back fixing block is arranged in the positioning groove, and the other side of the chair back fixing block is arranged in the chair back fixing block groove.
Further, the first supporting strip and the second supporting strip are hinged.
Furthermore, be connected with the enhancement strip that the level set up between first support strip and the second support strip, the middle part of strengthening the strip is equipped with hinge structure.
The beneficial effects of the utility model reside in that: the utility model discloses an among the height-adjustable chair, be provided with the constant head tank in first stay side, be equipped with the fixed block at the both ends cover of seat support axle, still be equipped with the fixed block recess that holds the fixed block at the seat support both ends, thereby the fixed block recess on constant head tank and the seat support on the chair leg is inserted respectively at the both ends of fixed block, thereby according to the height of the constant head tank regulation seat support of fixed block cooperation co-altitude not.
Drawings
Fig. 1 is a schematic structural view of a height adjustable chair according to an embodiment of the present invention;
fig. 2 is a side view of the chair with adjustable height according to the present invention.
1. A chair back;
2. a chair seat; 21. a first support leg; 211. a first support bar; 212 second support bar; 213. a chute; 214. positioning a groove; 22. a second support leg;
3. a chair seat; 31. a seat shaft; 32. a fixed block; 33. a fixed block groove;
4. a reinforcing strip.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model is a chair with adjustable height, which comprises chair legs, a chair seat and a chair back;
the chair legs comprise a first supporting leg and a second supporting leg which have the same structure and are oppositely arranged, and the first supporting leg is in a shape of Chinese character 'gong' formed by a first supporting strip and a second supporting strip; the side surface of the first supporting strip is provided with a strip-shaped sliding chute, and the sliding chute is provided with a plurality of positioning grooves which are parallel to each other;
the chair seat comprises a chair seat shaft, a chair seat through hole is formed in the middle of the side face of the chair seat, the chair seat shaft penetrates through the chair seat through hole, two ends of the chair seat shaft are respectively located in sliding grooves of the first supporting leg and the second supporting leg, and fixing blocks are sleeved at two ends of the chair seat shaft;
the two ends of the chair seat are provided with fixed block grooves for accommodating fixed blocks, and the length of each fixed block groove is greater than that of each fixed block; the height of the fixed block groove is larger than the thickness of the fixed block and smaller than the length of the fixed block, one side of the fixed block is arranged in the positioning groove, and the other side of the fixed block is arranged in the fixed block groove.
The utility model discloses a theory of operation does: set up the spout in first stay side, be equipped with the constant head tank in the spout again, the seat support passes through the seat axle and sets up between two first stays, is provided with the fixed block at the both ends of seat support axle, still is equipped with the fixed block recess at the seat support both ends, and the one end setting of fixed block is in the constant head tank, and the other end sets up in the fixed block recess to fix the seat support. When adjusting the seat support height, pull out the fixed block recess outward along the seat support axial with the fixed block, remove the seat support and make the seat support axle remove in the spout, select the constant head tank that corresponds the height, insert constant head tank and fixed block recess with the fixed block, accomplish the regulation of seat support height.
From the above description, the beneficial effects of the present invention are: the chair seat shaft and the chair seat are moved after the fixing block is assembled and disassembled, so that the purpose of adjusting the height of the chair seat can be achieved, the operation is simple, and the use is convenient.
Furthermore, the chair back comprises a chair back shaft, a chair back through hole is formed in the middle of the side face of the chair back, the chair back shaft penetrates through the chair back through hole, and the chair back is arranged between the first supporting leg and the second supporting leg through the chair back shaft; the chair comprises a chair back shaft, a chair back fixing block groove and a chair back fixing block groove, wherein the chair back shaft is sleeved with the chair back fixing block at two ends; the height of the chair back fixing block groove is larger than the thickness of the chair back fixing block and smaller than the length of the chair back fixing block, one side of the chair back fixing block is arranged in the positioning groove, and the other side of the chair back fixing block is arranged in the chair back fixing block groove.
From the above description, set up back of the chair fixed block at the both ends of back of the chair axle, still be equipped with back of the chair fixed block recess at the relative both ends of back of the chair horizontal direction, one side of back of the chair fixed block sets up in the constant head tank, and the opposite side sets up in back of the chair fixed block recess, can remove back of the chair fixed block through unloading, moves back of the chair axle in the spout and adjusts the height of the back of the chair, and after will highly adjusting suitable position again, the back of the chair fixed block of dress reaches the purpose of adjusting the back of the chair.
Furthermore, the first supporting strip and the second supporting strip are hinged to form an 'in' shape.
As can be seen from the above description, the first and second support bars are configured to be hingedly secured to allow the chair to be folded when not in use.
Furthermore, be connected with the enhancement strip that the level set up between first support strip and the second support strip, the middle part of strengthening the strip is equipped with hinge structure.
It can be known from the above description that the reinforcing strips between the first supporting strips and the second supporting strips not only play a role in supporting the whole chair, but also divide the reinforcing strips into two parts by a hinge structure arranged in the middle of the chair when the chair is folded and after a force is slightly applied upwards to the hinge points, the chair seat is rotated to be parallel to the first supporting strips through the chair seat shaft, and then the first supporting strips are pressed to the second supporting strips so that the first supporting strips are attached to the second supporting strips, and the whole folding action can be achieved, the space is saved, and the operation is simple.
Referring to fig. 1 to fig. 2, a first embodiment of the present invention is:
a chair with adjustable height comprises chair legs 2, a chair seat 3 and a chair back 1;
the chair legs 2 comprise a first supporting leg 21 and a second supporting leg 22 which have the same structure and are oppositely arranged, and the first supporting leg 21 is in a shape of Chinese character 'jin' formed by a first supporting strip 211 and a second supporting strip 212; a strip-shaped sliding groove 213 is formed in the side surface of the first supporting bar 211, and a plurality of positioning grooves 214 which are parallel to each other are formed in the sliding groove 213;
the chair seat 3 comprises a chair seat shaft 31, a chair seat through hole is formed in the middle of the side surface of the chair seat 3, the chair seat shaft 31 penetrates through the chair seat through hole, two ends of the chair seat shaft 31 are respectively positioned in sliding grooves 213 of the first supporting leg 21 and the second supporting leg 22, and fixing blocks 32 are sleeved at two ends of the chair seat shaft 31;
the chair back 1 comprises a chair back shaft, a chair back through hole is formed in the middle of the side face of the chair back, the chair back shaft penetrates through the chair back through hole, and the chair back is arranged between the first supporting leg 21 and the second supporting leg 22 through the chair back shaft; the chair back shaft is characterized in that two ends of the chair back shaft are sleeved with chair back fixing blocks, two ends of the chair back are respectively provided with a chair back fixing block groove, and the length of each chair back fixing block groove is greater than that of each chair back fixing block; the height of the groove of the chair back fixing block is greater than the thickness of the chair back fixing block and less than the length of the chair back fixing block;
the first supporting bar 211 and the second supporting bar 212 are hinged to form an in-shape.
To sum up, the utility model provides a pair of but height-adjusting's chair sets up the spout in first stay side, is equipped with the constant head tank again in the spout, and seat support and the back of the chair pass through the seat axle and the back of the chair axle sets up between first supporting leg and second supporting leg, overlaps at back of the chair axle both ends and is equipped with the back of the chair fixed block, overlaps at the both ends of seat support axle and is equipped with the fixed block, still is equipped with the fixed block recess at the seat support both ends, still is equipped with back of the chair fixed block recess at back of the chair both ends, can adjust the back of the chair with the height of seat support through lifting back of the chair fixed block and fixed block off, removes back of the chair axle and seat support axle in the spout and comes the back of the chair to follow the seat support. Still the level sets up between first supporting strip and second support bar and is equipped with the enhancement strip, enhancement strip middle part be hinge structure, so this just makes things convenient for the folding of chair, only needs upwards power a little to the junction point department, makes first supporting strip and second support bar laminating, rotates the seat support again to the department parallel with the back of the chair, has just accomplished whole folding action, simple structure, easy operation.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (4)
1. Height-adjustable chair, its characterized in that: comprises chair legs, a chair seat and a chair back;
the chair legs comprise a first supporting leg and a second supporting leg which have the same structure and are oppositely arranged, and the first supporting leg is in a shape of Chinese character 'gong' formed by a first supporting strip and a second supporting strip; the side surface of the first supporting strip is provided with a strip-shaped sliding chute, and the sliding chute is provided with a plurality of positioning grooves which are parallel to each other;
the chair seat comprises a chair seat shaft, a chair seat through hole is formed in the middle of the side face of the chair seat, the chair seat shaft penetrates through the chair seat through hole, two ends of the chair seat shaft are respectively located in sliding grooves of the first supporting leg and the second supporting leg, and fixing blocks are sleeved at two ends of the chair seat shaft;
fixing block grooves are formed in the two ends of the chair seat, and the length of each fixing block groove is larger than that of each fixing block; the height of the fixed block groove is larger than the thickness of the fixed block and smaller than the length of the fixed block, one side of the fixed block is arranged in the positioning groove, and the other side of the fixed block is arranged in the fixed block groove.
2. The adjustable height chair of claim 1, wherein: the chair back comprises a chair back shaft, a chair back through hole is formed in the middle of the side face of the chair back, the chair back shaft penetrates through the chair back through hole, and the chair back is arranged between the first supporting leg and the second supporting leg through the chair back shaft; the chair back shaft is characterized in that two ends of the chair back shaft are sleeved with chair back fixing blocks, two ends of the chair back are respectively provided with a chair back fixing block groove, and the length of each chair back fixing block groove is greater than that of each chair back fixing block; the height of the chair back fixing block groove is larger than the thickness of the chair back fixing block and smaller than the length of the chair back fixing block, one side of the chair back fixing block is arranged in the positioning groove, and the other side of the chair back fixing block is arranged in the chair back fixing block groove.
3. The adjustable height chair of claim 1, wherein: the first supporting strip is hinged with the second supporting strip.
4. An adjustable height chair as claimed in claim 3, wherein: and a horizontally arranged reinforcing strip is connected between the first supporting strip and the second supporting strip, and a hinge structure is arranged in the middle of the reinforcing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056730.3U CN213909332U (en) | 2020-12-17 | 2020-12-17 | Height-adjustable chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023056730.3U CN213909332U (en) | 2020-12-17 | 2020-12-17 | Height-adjustable chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213909332U true CN213909332U (en) | 2021-08-10 |
Family
ID=77153267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023056730.3U Expired - Fee Related CN213909332U (en) | 2020-12-17 | 2020-12-17 | Height-adjustable chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213909332U (en) |
-
2020
- 2020-12-17 CN CN202023056730.3U patent/CN213909332U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 Termination date: 20211217 |