CN212678727U - Office chair - Google Patents
Office chair Download PDFInfo
- Publication number
- CN212678727U CN212678727U CN202021115715.9U CN202021115715U CN212678727U CN 212678727 U CN212678727 U CN 212678727U CN 202021115715 U CN202021115715 U CN 202021115715U CN 212678727 U CN212678727 U CN 212678727U
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- chair
- plate
- seat
- headrest
- bottom plate
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- 238000000034 method Methods 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an office chair, which comprises a chair seat, a chair back and a headrest, wherein the inner side of the chair seat is connected with the bottom of the chair back, and the headrest is positioned at the top of the chair back; the chair seat comprises three layers, including a chair seat top plate (1.1), a chair seat inner lining plate (2.1) and a chair seat bottom plate (3.1); the chair back consists of three layers, including a chair back top plate (1.2), a chair back lining plate (2.2) and a chair back bottom plate (3.2); the headrest consists of three layers, including a headrest top plate (1.3), a headrest lining plate (2.3) and a headrest bottom plate (3.3); the headrest lining plate (2.3) is fixed between the headrest top plate (1.3) and the headrest bottom plate (3.3); the chair seat inner lining plate (2.1), the chair back inner lining plate (2.2) and the headrest inner lining plate (2.3) are all of a whole plate forming structure; the office chair is integrally formed, and the process is simple, time-saving and labor-saving on the premise of ensuring the strength.
Description
Technical Field
The utility model relates to an office equipment technical field specifically says to an office chair.
Background
Office chairs are widely used in various office places. An office chair generally includes a seat, a back, and a headrest, the inner side of the seat being connected to the bottom of the back, the headrest being located at the top of the back. The inside of the chair back generally has a supporting structure, and the integral type frame that adopts at present has, and the frame includes two vertical beams, back timber and floorbar, and two vertical beams, back timber and floorbar connect and form an annular frame, adopt welded fastening. The upper part of each vertical beam is provided with a first side wing, the lower part of each vertical beam is provided with a second side wing, and the upper parts of the two vertical beams are also connected with a reinforcing plate. The two sides of the upper part of the chair back are both provided with first protecting edges, the two sides of the lower part of the chair back are both provided with second protecting edges, and the lower parts of the first protecting edges positioned on the same side are in arc smooth connection with the second protecting edges. Although the whole framework of the structure accords with ergonomics, the processing technology is complex, and the vertical beam, the top beam and the bottom beam of the framework need to be subjected to the procedures of pipe cutting, bending forming, welding and fixing, grinding and polishing, rust prevention treatment and the like, so that the time for processing the chair is increased, the time and the labor are wasted, and the market competitiveness is reduced.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide an adopt integrated into one piece and simple, the labour saving and time saving's of technology under the prerequisite of proof strength office chair.
The technical scheme of the utility model is that an office chair with the following structure is provided, which comprises a chair seat, a chair back and a headrest, wherein the inner side of the chair seat is connected with the bottom of the chair back, and the headrest is positioned at the top of the chair back; the method is characterized in that: the chair seat comprises three layers, including a chair seat top plate, a chair seat inner lining plate and a chair seat bottom plate; the chair seat inner lining plate is positioned between the chair seat top plate and the chair seat bottom plate, the chair seat inner lining plate is detachably connected with the chair seat bottom plate, and the chair seat inner lining plate is fixedly connected with the chair seat top plate; the chair back consists of three layers, including a chair back top plate, a chair back lining plate and a chair back bottom plate; the seat back lining plate is fixed between the seat back top plate and the seat back bottom plate, and the headrest consists of three layers, namely a headrest top plate, a headrest lining plate and a headrest bottom plate; the headrest inner lining plate is fixed between the headrest top plate and the headrest bottom plate; the chair seat inner lining plate, the chair back inner lining plate and the headrest inner lining plate are all of a whole plate forming structure; the bottom of the headrest is connected with a lifting mechanism, and the lifting mechanism is installed at the top of the chair back.
After the structure more than adopting, the utility model has the advantages of it is following: because the chair seat, the chair back and the headrest all adopt three-layer structures, and the middle lining plate is formed by integral molding, when in processing, a mold which accords with human engineering can be developed, the lining plate is directly molded, and the process is simple, time-saving and labor-saving on the premise of ensuring the strength. And the bottom of the headrest is connected with a lifting mechanism which is arranged at the top of the chair back, so that the whole headrest can lift up and down along the chair back, the headrest is suitable for different users to adjust, and the application range is enlarged.
As an improvement, the detachable connection of the seat lining plate and the seat bottom plate means that the inner bottom surface of the seat bottom plate is provided with a plurality of buckles, a plurality of first bolt holes and a plurality of second bolt holes, and the seat lining plate is provided with rectangular holes corresponding to the buckles one by one, first through holes corresponding to the first bolt holes and second through holes corresponding to the second bolt holes; the buckles are buckled on the corresponding rectangular holes one by one, and each first bolt hole and the corresponding first through hole are fixedly connected through a bolt; every second bolt hole passes through bolted connection with a second through-hole that corresponds and fixes, and the bolt fastening in buckle and the first bolt hole is passed through in the middle of the seat support interior bushing plate, and the bolt fastening in marginal reuse second bolt hole can guarantee the joint strength of seat support interior bushing plate and seat support bottom plate like this, and the dismouting is all convenient.
As an improvement, the bolts arranged in the first bolt holes and the first through holes are screwed into the seat bottom plate from the seat bottom lining plate, the bolts arranged in the second bolt holes and the second through holes are screwed into the seat bottom lining plate from the bottom of the seat bottom plate and are screwed and fixed from the front side and the back side, and the connection strength of the seat bottom lining plate and the seat bottom plate is further ensured.
As the improvement, the top surface of seat support bottom plate is equipped with two first bracing pieces, and two first bracing pieces parallel arrangement just distribute along the width direction of seat support bottom plate, increase the intensity of seat support bottom plate, reduce the risk of deformation.
The chair back bottom plate is provided with a plurality of positioning buckles, the chair back lining plate is provided with third through holes for the positioning buckles to penetrate one by one, and the chair back lining plate adopts a buckling mode, is convenient to install and has good strength.
As an improvement, the inner bottom surface of the chair back bottom plate is provided with two second supporting rods which are arranged in parallel and distributed up and down along the chair back bottom plate, so that the strength of the chair back bottom plate is increased, and the risk of deformation is reduced.
As an improvement, elevating system includes two stands and has elastic snap ring, the bottom activity embedding of stand is in the stand pipe of back of the chair interior bushing plate, the top and the headrest interior bushing plate of stand are fixed, the lateral wall of stand pipe is equipped with the ring channel, the snap ring is established on the ring channel and the stand of snap ring and stand in the stand pipe is hugged closely, realizes the location through the snap ring, and good reliability, simple structure.
As the improvement, every stand is equipped with along axial interval distribution's radial recess, the snap ring is the U type, the snap ring passes in the radial recess that the ring channel embedded into the stand and makes both axial positioning, U type snap ring simple structure.
Drawings
Fig. 1 is a schematic perspective view of an office chair of the present invention.
Fig. 2 is an exploded schematic view of the office chair of the present invention.
Fig. 3 is a schematic view of the explosion structure of the chair seat of the present invention.
Fig. 4 is a schematic view of the internal structure of the chair seat of the present invention.
Fig. 5 is an exploded view of the chair back of the present invention.
Fig. 6 is a schematic view of a connection structure of the headrest of the present invention.
Fig. 7 is a schematic view of the internal structure of the headrest of the present invention.
Shown in the figure:
1.1, a chair seat top plate, 1.2, a chair back top plate, 1.3 and a headrest top plate
2.1, a seat inner lining plate, 2.2, a chair back inner lining plate, 2.2.1, a third through hole, 2.3 and a headrest inner lining plate
3.1, a seat bottom plate, 3.1.1, a buckle, 3.1.2, a first bolt hole, 3.1.3, a second bolt hole, 3.2, a chair back bottom plate, 3.2.1, a positioning buckle, 3.3 and a headrest bottom plate,
4. the support device comprises a first support rod, 5, a second support rod, 6, a stand column, 7, a clamping ring, 8 and a guide pipe.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-7, the office chair of the present invention comprises a chair seat, a chair back and a headrest, wherein the inner side of the chair seat is connected with the bottom of the chair back, and the headrest is located at the top of the chair back.
As shown in fig. 3 and 4, the seat is composed of three layers, including a seat top plate 1.1, a seat inner lining plate 2.1 and a seat bottom plate 3.1; the seat inner liner plate 2.1 is located between seat top plate 1.1 and seat bottom plate 3.1, seat inner liner plate 2.1 and seat bottom plate 3.1 detachable connection, seat inner liner plate 2.1 and seat top plate 1.1 fixed connection.
The seat inner lining plate 2.1 and the seat bottom plate 3.1 are detachably connected, the inner bottom surface of the seat bottom plate 3.1 is provided with a plurality of buckles 3.1.1, a plurality of first bolt holes 3.1.2 and a plurality of second bolt holes 3.1.3, the seat inner lining plate 2.1 is provided with rectangular holes 2.1.1 corresponding to the buckles 3.1.1 one to one, first through holes 2.1.3 corresponding to the first bolt holes 3.1.2 and second through holes 2.1.2 corresponding to the second bolt holes 3.1.3.
The buckles 3.1.1 are buckled on the corresponding rectangular holes 2.1.1 one by one, the number of the buckles 3.1.1 is four, and the buckles are arranged in the middle of the seat bottom plate 3.1. The buckle 3.1.1 is deformed a little and is extruded to pass through the rectangular hole 2.1.1, and then is reset and opened after passing through the rectangular hole, so that the fixation of the two is realized.
Each first bolt hole 3.1.2 and the corresponding first through hole 2.1.3 are fixedly connected through a bolt; in this embodiment, four first bolt holes 3.1.2 are provided, and bolts fitted into the first bolt holes 3.1.2 and the first through holes 2.1.3 are screwed into the seat bottom plate 3.1 from the seat inner plate 2.1.
Each second bolt hole 3.1.3 is fixed with a corresponding second through hole 2.1.2 by bolting. The second bolt holes 3.1.3 of the present embodiment are located on the outer edge of the seat bottom plate 3.1, and are uniformly distributed at certain intervals, and the bolts installed in the second bolt holes 3.1.3 and the second through holes 2.1.2 are screwed into the seat lining plate 2.1 from the bottom of the seat bottom plate 3.1.
As shown in fig. 3, two first supporting rods 4 are disposed on the top surface of the seat bottom plate 3.1, and the two first supporting rods 4 are disposed in parallel and distributed along the width direction of the seat bottom plate 3.1. Two first support rods 4 are fixed on the seat bottom plate 3.1, and two ends of the two first support rods are slightly bent upwards, so that the chair better accords with human engineering.
As shown in fig. 5, the chair back is composed of three layers, including a chair back top plate 1.2, a chair back lining plate 2.2 and a chair back bottom plate 3.2; the chair back lining plate 2.2 is fixed between the chair back top plate 1.2 and the chair back bottom plate 3.2.
The chair back bottom plate 3.2 is provided with a plurality of positioning buckles 3.2.1, and the chair back lining plate 2.2 is provided with third through holes 2.2.1 for the positioning buckles 3.2.1 to pass through one by one. The positioning buckles 3.2.1 are distributed at the middle position and the edge position of the chair back bottom plate 3.2. During assembly, each positioning buckle 3.2.1 is embedded into a corresponding third through hole 2.2.1, and after the fixing, the chair back bottom plate 3.2 and the chair back lining plate 2.2 are locked and fixed by fewer bolts. The chair back top plate 1.2 is fixedly connected with the chair back lining plate 2.2.
The interior bottom surface of back of the chair bottom plate 3.2 is equipped with two second bracing pieces 5, and two second bracing pieces 5 parallel arrangement just distribute from top to bottom along back of the chair bottom plate 3.2. Two second support rods 5 are fixed on the chair back bottom plate 3.2 and are in a certain arc shape, and the shape of the back vertebra of a human body is met.
The headrest consists of three layers, including a headrest top plate 1.3, a headrest inner lining plate 2.3 and a headrest bottom plate 3.3; the headrest inner lining plate 2.3 is fixed between the headrest top plate 1.3 and the headrest bottom plate 3.3.
The utility model discloses an office chair, the welt 2.1 in the seat support, the welt 2.2 in the back of the chair and the welt 2.3 in the headrest all adopt monoblock panel forming structure, adopt the integrated into one piece and simple, the labour saving and time saving of technology under the prerequisite of proof strength, further increase market competition.
As shown in fig. 6 and 7, a lifting mechanism is connected to the bottom of the headrest, and the lifting mechanism is mounted on the top of the seat back.
Elevating system includes two stands 6 and has elastic snap ring 7, the bottom activity embedding of stand 6 is in the stand pipe 8 of interior welt 2.2 of the back of the chair, and stand pipe 8 provides gliding guide effect about stand 6, the top of stand 6 is fixed with interior welt 2.3 of headrest, the lateral wall of stand pipe 8 is equipped with the ring channel, snap ring 7 is established on the ring channel and snap ring 7 is hugged closely with stand 6 in the stand pipe 8. The snap ring 7 clamps the outer wall of the upright post 6, thereby having certain axial limiting function on the upright post 6. Every stand 6 is equipped with along axial interval distribution's radial recess 6.1, snap ring 7 is the U type, make both axial positioning in snap ring 7 passes the ring channel embedding 6.1 of stand 6. After the snap ring 7 is embedded into the radial groove 6.1 by means of elasticity of the snap ring, the stand column 6 is better axially limited, the stand column 6 is clamped by the clamp force of the snap ring 7, and does not lift under the action of no external force, so that the headrest is positioned at a required height.
Claims (8)
1. An office chair comprises a chair seat, a chair back and a headrest, wherein the inner side of the chair seat is connected with the bottom of the chair back, and the headrest is positioned at the top of the chair back; the method is characterized in that: the chair seat comprises three layers, including a chair seat top plate (1.1), a chair seat inner lining plate (2.1) and a chair seat bottom plate (3.1); the chair seat inner lining plate (2.1) is positioned between the chair seat top plate (1.1) and the chair seat bottom plate (3.1), the chair seat inner lining plate (2.1) is detachably connected with the chair seat bottom plate (3.1), and the chair seat inner lining plate (2.1) is fixedly connected with the chair seat top plate (1.1); the chair back consists of three layers, including a chair back top plate (1.2), a chair back lining plate (2.2) and a chair back bottom plate (3.2); the chair back lining plate (2.2) is fixed between the chair back top plate (1.2) and the chair back bottom plate (3.2), and the headrest consists of three layers, including a headrest top plate (1.3), a headrest lining plate (2.3) and a headrest bottom plate (3.3); the headrest lining plate (2.3) is fixed between the headrest top plate (1.3) and the headrest bottom plate (3.3); the chair seat inner lining plate (2.1), the chair back inner lining plate (2.2) and the headrest inner lining plate (2.3) are all of a whole plate forming structure; the bottom of the headrest is connected with a lifting mechanism, and the lifting mechanism is installed at the top of the chair back.
2. An office chair as claimed in claim 1, wherein: the seat inner lining plate (2.1) and the seat bottom plate (3.1) are detachably connected, namely, the inner bottom surface of the seat bottom plate (3.1) is provided with a plurality of buckles (3.1.1), a plurality of first bolt holes (3.1.2) and a plurality of second bolt holes (3.1.3), the seat inner lining plate (2.1) is provided with rectangular holes (2.1.1) corresponding to the buckles (3.1.1), first through holes (2.1.3) corresponding to the first bolt holes (3.1.2) and second through holes (2.1.2) corresponding to the second bolt holes (3.1.3); the buckles (3.1.1) are buckled on the corresponding rectangular holes (2.1.1) one by one, and each first bolt hole (3.1.2) is fixedly connected with the corresponding first through hole (2.1.3) through a bolt; each second bolt hole (3.1.3) is fixedly connected with a corresponding second through hole (2.1.2) through a bolt.
3. An office chair as claimed in claim 2, wherein: the bolts mounted in the first bolt holes (3.1.2) and the first through holes (2.1.3) are screwed from the seat lining plate (2.1) to the seat base plate (3.1), and the bolts mounted in the second bolt holes (3.1.3) and the second through holes (2.1.2) are screwed from the bottom of the seat base plate (3.1) to the seat lining plate (2.1).
4. An office chair as claimed in claim 1, wherein: the top surface of seat support bottom plate (3.1) is equipped with two first bracing pieces (4), and two first bracing pieces (4) parallel arrangement just distribute along the width direction of seat support bottom plate (3.1).
5. An office chair as claimed in claim 1, wherein: the chair back bottom plate (3.2) is provided with a plurality of positioning buckles (3.2.1), and the chair back lining plate (2.2) is provided with third through holes (2.2.1) for the positioning buckles (3.2.1) to pass through one by one.
6. An office chair as claimed in claim 1, wherein: the interior bottom surface of back of the chair bottom plate (3.2) is equipped with two second bracing pieces (5), and two second bracing pieces (5) parallel arrangement just distribute from top to bottom along back of the chair bottom plate (3.2).
7. An office chair as claimed in claim 1, wherein: elevating system includes two stands (6) and has elastic snap ring (7), the bottom activity embedding of stand (6) is in stand back interior bushing plate (2.2) stand pipe (8), the top of stand (6) is fixed with interior bushing plate (2.3) of headrest, the lateral wall of stand pipe (8) is equipped with the ring channel, snap ring (7) are established on the ring channel and stand (6) in snap ring (7) and stand pipe (8) are hugged closely.
8. An office chair as claimed in claim 7, wherein: every stand (6) are equipped with along radial recess (6.1) of axial interval distribution, snap ring (7) are the U type, snap ring (7) pass the ring channel and make both axial positioning in radial recess (6.1) of stand (6) are embedded into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021115715.9U CN212678727U (en) | 2020-06-16 | 2020-06-16 | Office chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021115715.9U CN212678727U (en) | 2020-06-16 | 2020-06-16 | Office chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212678727U true CN212678727U (en) | 2021-03-12 |
Family
ID=74890684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021115715.9U Active CN212678727U (en) | 2020-06-16 | 2020-06-16 | Office chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212678727U (en) |
-
2020
- 2020-06-16 CN CN202021115715.9U patent/CN212678727U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 315100 Longxing Village, Wuxiang Township, Yinzhou District, Ningbo City, Zhejiang Province Patentee after: Ningbo Xinlu Technology Industrial Co.,Ltd. Address before: 315111 No.2, Wuxiang North Road, Wuxiang Township, Yinzhou District, Ningbo City, Zhejiang Province Patentee before: Ningbo Xinlu Polyurethane Industry Co.,Ltd. |
|
| CP03 | Change of name, title or address |