CN213640243U - Chair with multiple chair surfaces - Google Patents
Chair with multiple chair surfaces Download PDFInfo
- Publication number
- CN213640243U CN213640243U CN202022844335.5U CN202022844335U CN213640243U CN 213640243 U CN213640243 U CN 213640243U CN 202022844335 U CN202022844335 U CN 202022844335U CN 213640243 U CN213640243 U CN 213640243U
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- chair
- plate
- chair plate
- rotation
- rotating
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Abstract
The utility model provides a chair with multiple chair surfaces, which comprises a seat frame, a first chair plate, a second chair plate, a third chair plate, a rotating shaft and a rotating fixing device, wherein the seat frame comprises four chair legs, the first chair plate, the second chair plate and the third chair plate are mutually connected into a T shape, the length of the second chair plate is greater than that of the third chair plate, and the rotating shaft passes through the mutual connection part of the first chair plate, the second chair plate and the third chair plate and is fixedly connected with the chair legs at two sides; the rotation fixing device is connected with the rotation shaft, the first chair plate, the second chair plate and the third chair plate and used for controlling the rotation angle of the rotation shaft. The design can be adapted to different people by rotating different chair seats.
Description
Technical Field
The utility model relates to the field of furniture, especially, relate to a many seats chair.
Background
The chair is one of common furniture, most of the chairs have single functional shape and limit the use of a single crowd; often for different groups of people, such as adults and children, the user must prepare a plurality of chairs of different sizes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided is a multi-seat chair capable of switching seats of different sizes.
In order to solve the technical problem, the utility model discloses a technical scheme be: a chair with multiple chair seats comprises a seat frame, a first chair plate, a second chair plate, a third chair plate, a rotating shaft and a rotating fixing device, wherein the seat frame comprises four chair legs, the first chair plate, the second chair plate and the third chair plate are mutually connected into a T shape, the length of the second chair plate is greater than that of the third chair plate, and the rotating shaft penetrates through the mutual connection positions of the first chair plate, the second chair plate and the third chair plate and is fixedly connected with the chair legs on two sides; the rotation fixing device is connected with the rotation shaft, the first chair plate, the second chair plate and the third chair plate and used for controlling the rotation angle of the rotation shaft.
Furthermore, the rotating fixing device comprises a rotating sleeve and a rotating hole, the rotating sleeve is arranged on the rotating shaft and is positioned at the joint of the first chair plate, the second chair plate and the third chair plate, the rotating sleeve is cross-shaped, and the rotating sleeve and the rotating shaft are circumferentially fixed; the rotating hole is formed in the joint of the first chair plate, the second chair plate and the third chair plate and is matched with the rotating sleeve.
Furthermore, the third chair plate is hollow, and the first chair plate can slidably extend into the third chair plate; the chair further comprises a fixing device, wherein the fixing device is arranged in the third chair plate and used for fixing the first chair plate.
Furthermore, the fixing device comprises an inclined boss, a moving block, a bump and a groove, the inclined boss is arranged on the inner wall of the third chair plate, the moving block is sleeved on the inclined boss, and the moving block can slide along the inclined plane of the inclined boss; the groove is formed in one surface, facing the inclined boss, of the first chair plate and extends along the length direction of the inclined boss, and a protruding block matched with the moving block is arranged at the tail end of the groove.
Furthermore, a connecting frame is arranged between the upper parts of the adjacent chair legs, sliding blocks and sliding block grooves are arranged on two sides of the second chair plate and the third chair plate, and the sliding blocks are arranged in the sliding block grooves and can slide along the direction facing the connecting frame; and a sliding block hole matched with the sliding block is formed in the connecting frame.
Furthermore, two ends of the rotating shaft are respectively and fixedly provided with a lifting block, and one side of the lifting block facing the chair legs is provided with meshing teeth along the length direction of the chair legs; be provided with the meshing subassembly on the chair foot, the meshing subassembly includes regulating spindle, meshing gear, limit gear, the fixed meshing gear that is provided with of regulating spindle one end, meshing gear and elevator meshing, limit gear is fixed to be set up on the regulating spindle and to be located meshing gear one side, limit gear and the cooperation of the gear groove of setting on the chair foot restrict the rotation of regulating spindle.
The beneficial effects of the utility model reside in that: the first chair plate, the second chair plate and the third chair plate are mutually connected into a T shape, when the rotating shaft is not rotated, the first chair plate is used as a chair back, and the second chair plate is used as a chair seat; when the rotating shaft is rotated, the second chair plate is used as a chair back, and the third chair plate is used as a chair seat; simultaneously because the length of first chair, second chair and third chair reduces in proper order for the longer suitable adult of chair seat when not rotating uses, and the chair seat after the rotation is more suitable for child and uses, conveniently switches adaptation user demand.
Drawings
Fig. 1 is a schematic side view (excluding side legs and connecting frames) of a multi-seat chair according to a first embodiment of the present invention;
fig. 2 is a schematic view of the cooperation between the legs and the lifting block of the multi-seat chair according to the first embodiment of the present invention;
fig. 3 is a schematic view of a limiting gear and a gear groove of a multi-seat chair according to a first embodiment of the present invention;
fig. 4 is a side sectional view of a multi-seat chair according to a first embodiment of the present invention, in which a first seat and a third seat are in an upright state;
fig. 5 is a side sectional view of a multi-seat chair according to a first embodiment of the present invention, in which a first seat and a third seat are horizontal.
Description of reference numerals:
1. a first chair plate; 2. a second chair plate; 3. a third seat plate; 4. a seat frame; 5. a rotating shaft; 6. rotating the sleeve; 7. inclining the boss; 8. a moving block; 9. a bump; 10. a groove; 11. a slider; 12. a slider slot; 13. a lifting block; 14. an adjustment shaft; 15. a meshing gear; 16. and a limit gear.
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.
Referring to fig. 1 to 5, a chair with multiple chair seats comprises a seat frame, a first chair plate, a second chair plate, a third chair plate, a rotating shaft and a rotating fixing device, wherein the seat frame comprises four chair legs, the first chair plate, the second chair plate and the third chair plate are connected with each other to form a T shape, the length of the second chair plate is greater than that of the third chair plate, and the rotating shaft penetrates through the connecting part of the first chair plate, the second chair plate and the third chair plate and is fixedly connected with the chair legs at two sides; the rotation fixing device is connected with the rotation shaft, the first chair plate, the second chair plate and the third chair plate and used for controlling the rotation angle of the rotation shaft.
The utility model discloses a theory of operation does: the rotating shaft penetrates through a first chair plate, a second chair plate and a third chair plate which are mutually connected into a T shape, two ends of the rotating shaft are fixed with the chair legs, and the first chair plate, the second chair plate and the third chair plate are rotatably arranged on the rotating shaft and the rotating angle of the first chair plate, the second chair plate and the third chair plate is controlled by a rotating fixing device. When the rotating shaft is not rotated, the first chair plate is used as a chair back, and the second chair plate is used as a chair seat; when the rotating shaft is rotated, the second chair plate is used as a chair back, and the third chair plate is used as a chair seat. Because the length of the second chair plate is larger than that of the third chair plate, the second chair plate and the third chair plate can be used by different people when being used as chair surfaces.
From the above description, the beneficial effects of the present invention are: the first chair plate, the second chair plate and the third chair plate are mutually connected into a T shape, when the rotating shaft is not rotated, the first chair plate is used as a chair back, and the second chair plate is used as a chair seat; when the rotating shaft is rotated, the second chair plate is used as a chair back, and the third chair plate is used as a chair seat; simultaneously because the length of first chair, second chair and third chair reduces in proper order for the longer suitable adult of chair seat when not rotating uses, and the chair seat after the rotation is more suitable for child and uses, conveniently switches adaptation user demand.
Furthermore, the rotating fixing device comprises a rotating sleeve and a rotating hole, the rotating sleeve is arranged on the rotating shaft and is positioned at the joint of the first chair plate, the second chair plate and the third chair plate, the rotating sleeve is cross-shaped, and the rotating sleeve and the rotating shaft are circumferentially fixed; the rotating hole is formed in the joint of the first chair plate, the second chair plate and the third chair plate and is matched with the rotating sleeve.
According to the above description, by arranging the cross-shaped rotating sleeve and the rotating hole, when the chair plate needs to be rotated, the rotating sleeve matched with the rotating hole is axially moved to release the matching, and a user rotates the chair plate to the next chair surface and then axially slides the rotating sleeve into the rotating hole to be matched with the rotating hole to fix the rotating angle.
Furthermore, the third chair plate is hollow, and the first chair plate can slidably extend into the third chair plate; the chair further comprises a fixing device, wherein the fixing device is arranged in the third chair plate and used for fixing the first chair plate.
From the above description, when the second chair plate is rotated to serve as the chair back, the first chair plate protrudes out of the chair back to occupy space, and the first chair plate is designed to be capable of slidably extending into the third chair plate, so that the occupied space of the first chair plate can be reduced, and the chair is convenient to use; meanwhile, the fixing device is used for fixing the first chair plate when the first chair plate slides out of the third chair plate.
Furthermore, the fixing device comprises an inclined boss, a moving block, a bump and a groove, the inclined boss is arranged on the inner wall of the third chair plate, the moving block is sleeved on the inclined boss, and the moving block can slide along the inclined plane of the inclined boss; the groove is formed in one surface, facing the inclined boss, of the first chair plate and extends along the length direction of the inclined boss, and a protruding block matched with the moving block is arranged at the tail end of the groove.
According to the description, when the first chair plate is used as a chair back, the moving block on the third chair plate slides downwards along the inclined plane of the inclined boss due to gravity, the moving block slides and is close to one surface of the groove of the first chair plate, and the lug at the tail end of the groove of the first chair plate abuts against the moving block, so that the first chair plate is fixed; when the second chair plate is used as a chair back, the first chair plate and the third chair plate are horizontally placed, the moving block on the third chair plate slides downwards along the inclined plane of the inclined boss due to gravity, the moving block slides and is far away from the surface of the groove of the first chair plate, the lug at the tail end of the groove of the first chair plate is not blocked by the moving block any more, and the first chair plate can be slid into the third chair plate to be stored at the moment.
Furthermore, a connecting frame is arranged between the upper parts of the adjacent chair legs, sliding blocks and sliding block grooves are arranged on two sides of the second chair plate and the third chair plate, and the sliding blocks are arranged in the sliding block grooves and can slide along the direction facing the connecting frame; and a sliding block hole matched with the sliding block is formed in the connecting frame.
As can be seen from the above description, when the second chair plate and the third chair plate are respectively used as chair surfaces, the sliding blocks slide out of the two sides of the chair plate and penetrate through the sliding block holes on the connecting frame, so that the support of the chair surfaces is enhanced.
Furthermore, two ends of the rotating shaft are respectively and fixedly provided with a lifting block, and one side of the lifting block facing the chair legs is provided with meshing teeth along the length direction of the chair legs; be provided with the meshing subassembly on the chair foot, the meshing subassembly includes regulating spindle, meshing gear, limit gear, the fixed meshing gear that is provided with of regulating spindle one end, meshing gear and elevator meshing, limit gear is fixed to be set up on the regulating spindle and to be located meshing gear one side, limit gear and the cooperation of the gear groove of setting on the chair foot restrict the rotation of regulating spindle.
According to the description, when the lifting device is used, the adjusting shaft is moved axially, the limiting gear is separated from the gear groove, the limitation of the rotation of the limiting gear is removed, and the adjusting shaft is rotated to enable the meshing gear to rotate and drive the lifting block meshed with the meshing gear to move up and down; when the lifting block reaches a proper height, namely the first chair plate, the second chair plate and the third chair plate reach a proper height, the adjusting shaft is moved by the axis, so that the limiting gear is matched with the gear groove to realize rotation and fixation.
Referring to fig. 1 to 5, a first embodiment of the present invention is:
the chair with multiple chair seats comprises a seat frame 4, a first chair plate 1, a second chair plate 2, a third chair plate 3, a rotating shaft 5 and a rotating fixing device, wherein the seat frame 4 comprises four chair legs, the first chair plate 1, the second chair plate 2 and the third chair plate 3 are mutually connected into a T shape, the length of the second chair plate 2 is greater than that of the third chair plate 3, and the rotating shaft 4 penetrates through the mutual connection part of the first chair plate 1, the second chair plate 2 and the third chair plate 3 and is fixedly connected with the chair legs at two sides; the rotation fixing device is connected with the rotation shaft 5, the first chair plate 1, the second chair plate 2 and the third chair plate 3 and used for controlling the rotation angle of the rotation shaft 5.
The rotating fixing device comprises a rotating sleeve 6 and a rotating hole, the rotating sleeve 6 is arranged on the rotating shaft 5 and is positioned at the joint of the first chair plate 1, the second chair plate 2 and the third chair plate 3, the rotating sleeve 6 is cross-shaped, and the rotating sleeve 6 and the rotating shaft are circumferentially fixed; the rotation hole is formed at the interconnection of the first, second and third chair plates 1, 2 and 3 and is fitted with the rotation sleeve 6.
The third chair plate 3 is hollow, and the first chair plate 1 can slidably extend into the third chair plate 3; the chair further comprises a fixing device, wherein the fixing device is arranged in the third chair plate 3 and is used for fixing the first chair plate 1.
The fixing device comprises an inclined boss 7, a moving block 8, a bump 9 and a groove 10, the inclined boss 7 is arranged on the inner wall of the third chair plate 3, the moving block 8 is sleeved on the inclined boss 7, and the moving block 8 can slide along the inclined plane of the inclined boss 7; the groove 10 is arranged on one surface of the first chair plate 1 facing the inclined boss 7 and extends along the length direction of the inclined boss, and the tail end of the groove 10 is provided with a lug 9 matched with the moving block 8.
A connecting frame is arranged between the upper parts of the adjacent chair legs, a sliding block 11 and a sliding block groove 12 are arranged on two sides of the second chair plate 2 and the third chair plate 3, and the sliding block 11 is arranged in the sliding block groove 12 and can slide along the direction facing the connecting frame; and a sliding block hole matched with the sliding block 11 is formed in the connecting frame.
Two ends of the rotating shaft 5 are respectively and fixedly provided with a lifting block 13, and one side of the lifting block 13 facing the chair legs is provided with meshing teeth along the length direction of the chair legs; be provided with the meshing subassembly on the chair foot, the meshing subassembly includes regulating spindle 14, meshing gear 15, stop gear 16, the fixed meshing gear 15 that is provided with of 14 one end of regulating spindle, meshing gear 15 and the meshing of elevator 13, stop gear 16 is fixed to be set up on regulating spindle 14 and to be located meshing gear 15 one side, stop gear 16 cooperates with the gear groove that sets up on the chair foot, restriction regulating spindle 14's rotation.
To sum up, the utility model provides a chair with multiple chair seats, wherein a first chair plate, a second chair plate and a third chair plate are connected with each other to form a T shape, when a rotating shaft is not rotated, the first chair plate is used as a chair back, and the second chair plate is used as a chair seat; when the rotating shaft is rotated, the second chair plate is used as a chair back, and the third chair plate is used as a chair seat; meanwhile, the lengths of the first chair plate, the second chair plate and the third chair plate are sequentially reduced, so that the chair seat is longer when not rotated and is suitable for adults, and the rotated chair seat is more suitable for children, so that the switching is convenient to meet the requirements of users; meanwhile, when the longer first chair plate is not used as a chair surface or a chair back, the first chair plate can be fixedly accommodated through the structure in the third chair plate; when the first chair plate is used as the chair back, the structure in the third chair plate is used as the support to fix the first chair plate.
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 (6)
1. A chair with multiple chair seats is characterized by comprising a seat frame, a first chair plate, a second chair plate, a third chair plate, a rotating shaft and a rotating fixing device, wherein the seat frame comprises four chair legs, the first chair plate, the second chair plate and the third chair plate are mutually connected into a T shape, the length of the second chair plate is greater than that of the third chair plate, and the rotating shaft penetrates through the mutual connection positions of the first chair plate, the second chair plate and the third chair plate and is fixedly connected with the chair legs at two sides; the rotation fixing device is connected with the rotation shaft, the first chair plate, the second chair plate and the third chair plate and used for controlling the rotation angle of the rotation shaft.
2. The chair as claimed in claim 1, wherein the third plate is hollow and the first plate slidably extends into the third plate; the chair further comprises a fixing device, wherein the fixing device is arranged in the third chair plate and used for fixing the first chair plate.
3. The chair with multiple chair seats as claimed in claim 2, wherein the fixing device comprises an inclined boss, a moving block, a bump and a groove, the inclined boss is arranged on the inner wall of the third chair plate, the moving block is sleeved on the inclined boss, and the moving block can slide along the inclined plane of the inclined boss; the groove is formed in one surface, facing the inclined boss, of the first chair plate and extends along the length direction of the inclined boss, and a protruding block matched with the moving block is arranged at the tail end of the groove.
4. The chair with multiple chair seats as claimed in claim 1, wherein a connecting frame is provided between the upper parts of the adjacent legs, and the second and third chair plates are provided with sliders and slider grooves at both sides thereof, the sliders being disposed in the slider grooves and slidable in a direction facing the connecting frame; and a sliding block hole matched with the sliding block is formed in the connecting frame.
5. The chair with multiple chair seats as claimed in claim 1, wherein the rotation fixing means comprises a rotation sleeve and a rotation hole, the rotation sleeve is disposed on the rotation shaft and located at the interconnection of the first, second and third chair plates, the rotation sleeve is cross-shaped, and the rotation sleeve is circumferentially fixed to the rotation shaft; the rotating hole is formed in the joint of the first chair plate, the second chair plate and the third chair plate and is matched with the rotating sleeve.
6. The chair with multiple chair seats as claimed in claim 1, wherein the two ends of the rotating shaft are respectively fixedly provided with a lifting block, and one side of the lifting block facing the chair legs is provided with engaging teeth along the length direction of the chair legs; be provided with the meshing subassembly on the chair foot, the meshing subassembly includes regulating spindle, meshing gear, limit gear, the fixed meshing gear that is provided with of regulating spindle one end, meshing gear and elevator meshing, limit gear is fixed to be set up on the regulating spindle and to be located meshing gear one side, limit gear and the cooperation of the gear groove of setting on the chair foot restrict the rotation of regulating spindle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022844335.5U CN213640243U (en) | 2020-12-01 | 2020-12-01 | Chair with multiple chair surfaces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022844335.5U CN213640243U (en) | 2020-12-01 | 2020-12-01 | Chair with multiple chair surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213640243U true CN213640243U (en) | 2021-07-09 |
Family
ID=76688393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022844335.5U Expired - Fee Related CN213640243U (en) | 2020-12-01 | 2020-12-01 | Chair with multiple chair surfaces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213640243U (en) |
-
2020
- 2020-12-01 CN CN202022844335.5U patent/CN213640243U/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: 20210709 Termination date: 20211201 |