CN209789155U - Lifting device for swivel chair seat - Google Patents
Lifting device for swivel chair seat Download PDFInfo
- Publication number
- CN209789155U CN209789155U CN201920559634.9U CN201920559634U CN209789155U CN 209789155 U CN209789155 U CN 209789155U CN 201920559634 U CN201920559634 U CN 201920559634U CN 209789155 U CN209789155 U CN 209789155U
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- China
- Prior art keywords
- seat
- lifting
- sliding block
- sliding groove
- sliding
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- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000006872 improvement Effects 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- Chairs Characterized By Structure (AREA)
Abstract
A lifting device for a seat of a swivel chair comprises a lifting mechanism and a seat mechanism arranged on the lifting mechanism, wherein the lifting mechanism comprises an outer cover, a base and a motor fixedly arranged on the base, a lifting switch is hinged on the base, the motor is connected with a lifting rod through a lead screw and a plastic nut, a guide sleeve which is matched with the lifting rod and fixedly arranged on the base is arranged outside the lifting rod, and a supporting plate is fixedly arranged at the top of the lifting rod and connected with the seat mechanism through the supporting plate; the seat mechanism comprises a sliding chute, a sliding block and a seat, the sliding chute is fixedly arranged on the supporting plate, a long-strip-shaped through hole is formed in the bottom of the sliding chute, the sliding block is detachably arranged in the sliding chute and can slide in the sliding chute, the seat is fixedly arranged at the top of the sliding block, a fixing device is arranged on one side of the sliding block, away from the seat, and can penetrate through the through hole in the bottom of the sliding chute and adjust the position of the sliding block in the sliding chute; it has the characteristics of simple structure, convenient adjustment and the like.
Description
Technical Field
The utility model relates to a swivel chair accessory technical field, concretely relates to elevating gear of swivel chair seat support.
background
A seat is a common piece of furniture. The existing chair mainly comprises a base (which can be chair legs), a chair seat and a chair back; originally, the height of the chair was fixed, with the development of technology and the increase of requirements of people for the chair, meanwhile, for the comfort and the flexibility of rotation of the chair, many chairs are generally provided with a lifting device, the lifting device is generally provided with a chair with a hydraulic oil pump for adjustment and a chair with a motor for height adjustment, however, the chair seat of the prior chair with adjustable height can usually rotate, and students or children are easy to move and careless due to the rotating chair, and can not keep attention. In addition, when the existing seat is adjusted in the front and back direction, a plurality of connecting holes are usually formed in the bottom of the seat, then the seat is adjusted in a bolt fixing mode, the whole seat needs to be detached when the seat is adjusted in the front and back direction, the seat is fixed after being aligned with the connecting holes to complete adjustment, the whole process is very complicated, in addition, the adjusting mode can cause the situation that bolts are deformed or loosened after being used for a long time, and unnecessary potential safety hazards exist.
Therefore, the above problems should be considered and solved in the design and use of the lifting device for the chair seat of the learning chair.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a simple structure, the elevating gear of the swivel chair seat that can all adjust in level and vertical direction to the above-mentioned defect of prior art.
The utility model aims at providing a lifting device of a revolving chair seat, which comprises a lifting mechanism and a seat mechanism arranged on the lifting mechanism, wherein the lifting mechanism comprises an outer cover, a base and a motor fixedly arranged on the base, the base is hinged with a lifting switch, the motor is connected with a lifting rod through a lead screw and a plastic nut, a guide sleeve which is matched with the lifting rod and fixedly arranged on the base is arranged outside the lifting rod, and the top of the lifting rod is fixedly provided with a supporting plate and is connected with the seat mechanism through the supporting plate; the seat mechanism comprises a sliding groove, a sliding block and a seat, wherein the sliding groove is fixedly arranged on the supporting plate, a long-strip-shaped through hole is formed in the bottom of the sliding groove, the sliding block is detachably arranged in the sliding groove and can slide in the sliding groove, the seat is fixedly arranged at the top of the sliding block, a fixing device is arranged on one side, away from the seat, of the sliding block, and the fixing device can penetrate through the through hole in the bottom of the sliding groove and adjust the position of the sliding block in the sliding groove.
The utility model discloses a further improvement lies in: the fixing device comprises a bolt and a hand-screwed nut, the bolt is fixedly arranged on the sliding block, the bolt penetrates through the through hole in the bottom of the sliding groove and then is in threaded connection with the hand-screwed nut, and the position of the sliding block in the sliding groove is adjusted by screwing or unscrewing the hand-screwed nut.
The utility model discloses a further improvement lies in: at least one guide groove is axially formed in the lifting rod, and guide strips matched with the guide grooves in the lifting rod in number and shape are arranged on the guide sleeve.
The utility model discloses a further improvement lies in: the seat comprises a bottom plate and a cushion arranged on the bottom plate, the bottom plate is of a hollow structure with an open top and side walls with proper height, the cushion is clamped in the bottom plate, and the height of the cushion is greater than that of the side walls of the bottom plate.
The utility model discloses a further improvement lies in: the front and back of the sliding groove are respectively provided with a detachable stop for preventing the sliding block from dropping off the sliding rail.
The utility model discloses a further improvement lies in: the stop comprises a baffle and connecting plates arranged on two sides of the baffle, a group of threaded holes are arranged on the connecting plates in a penetrating mode, the outer wall of the sliding groove is provided with another group of threaded holes matched with the number and the positions of the threaded holes on the connecting plates, and the sliding groove is detachably connected with the stop through bolts.
The utility model has the advantages of: the utility model relates to a lifting device of a revolving chair seat, which can complete the longitudinal and transverse adjustment through a lifting mechanism with adjustable seat height and a seat mechanism with adjustable horizontal position, and on the lifting mechanism, the lifting mechanism is more stable during lifting and the lifting process is more stable through arranging a guide groove on a lifting rod and arranging a guide strip on a guide sleeve; on seat mechanism, carry out horizontal regulation through the connected mode of spout and slider, effectively avoided traditional regulation hole to carry out the loaded down with trivial details step adjusted.
Drawings
fig. 1 is a schematic structural view of the present invention;
Fig. 2 is a schematic structural view of the lifting mechanism of the present invention;
Fig. 3 is a schematic structural diagram of the middle seat mechanism of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-3, the lifting device for a revolving chair seat of the present invention comprises a lifting mechanism 1 and a seat mechanism 2 disposed on the lifting mechanism 1, wherein the lifting mechanism 1 comprises an outer cover 3, a base 4 and a motor 5 fixedly disposed on the base 4, the base 4 is hinged with a lifting switch 6, the lifting switch 6 comprises an ascending control switch and a descending control switch, the motor 5 is connected with a lifting rod 9 through a screw rod 7 and a plastic nut 8, the lifting rod 9 is externally disposed with a guide sleeve 10 which is matched with the lifting rod 9 and fixedly disposed on the base 4, the top of the lifting rod 9 is fixedly disposed with a support plate 11, and is connected with the seat mechanism 2 through the support plate 11; when the height of the chair is adjusted in the vertical direction, the motor 5 can be driven to rotate by operating the ascending control switch or the descending control switch, the motor 5 drives the screw rod 7 to drive the plastic nut 8 after being decelerated by the reduction box, and the lifting rod 9 fixedly arranged on the plastic nut 8 moves up and down, so that the function of ascending and descending is realized, and the height of the chair is adjusted. The outer cover 3 comprises an upper cover body and a lower cover body matched with the upper cover body, a power socket is arranged in the lower cover body, the outer cover 3 is assembled in a mode that the upper cover body and the lower cover body are separated, and the upper cover body is sleeved on the lower cover body after the power socket and the lifting switch in the lower cover body are assembled.
Referring to fig. 1-3, the seat mechanism 2 includes a sliding slot 12, a sliding block 13, and a seat 14, the sliding slot 12 is fixedly disposed on the supporting plate 11, a long through hole is opened at the bottom of the sliding slot 12, the sliding block is detachably disposed in the sliding slot 12 and can slide in the sliding slot 12, the seat 14 is fixedly disposed at the top of the sliding block 13, and a fixing device is disposed at a side of the sliding block away from the seat 14, and can pass through the through hole at the bottom of the sliding slot 12 and adjust the position of the sliding block 13 in the sliding slot 12.
Referring to fig. 1, the fixing device comprises a bolt 15 and a hand nut 16, the bolt 15 is fixedly arranged on the sliding block 13, the bolt 15 penetrates through a through hole at the bottom of the sliding chute 12 and then is in threaded connection with the hand nut 16, and the position of the sliding block 13 in the sliding chute 12 is adjusted by screwing or unscrewing the hand nut 16; when the seat is adjusted transversely, the hand nut 16 is unscrewed, the sliding block 13 can slide in the sliding groove 12, and the hand nut 16 is screwed after the seat is adjusted to a proper position, so that the sliding block 13 can be fixed in the sliding groove 12, and the effect of adjusting the front position and the rear position of the seat is achieved.
Referring to fig. 2, at least one guide groove 17 is axially formed in the lifting rod 9, and guide strips matched with the number and the shape of the guide grooves 17 in the lifting rod 9 are arranged on the guide sleeve 10.
Referring to fig. 1, the seat 14 includes a bottom plate having a hollow structure with an open top and side walls of a proper height, and a cushion disposed on the bottom plate, wherein the cushion is clamped in the bottom plate, and the height of the cushion is greater than that of the side walls of the bottom plate.
Referring to fig. 3, a detachable stop 18 is respectively disposed at the front and rear of the sliding groove 12 for preventing the sliding block from coming off the sliding rail, and when the sliding block is detached, the sliding block and the sliding groove can be assembled after the stop 18 is detached.
Referring to fig. 2, the stop 18 includes a baffle 19 and a connecting plate 20 disposed on two sides of the baffle, a set of threaded holes is formed through the connecting plate 20, another set of threaded holes matched with the number and positions of the threaded holes on the connecting plate 20 is formed on the outer wall of the sliding chute 12, and the sliding chute 12 is detachably connected to the stop 18 through bolts.
The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.
Claims (6)
1. A lifting device for a seat of a swivel chair comprises a lifting mechanism and a seat mechanism arranged on the lifting mechanism, and is characterized in that the lifting mechanism comprises an outer cover, a base and a motor fixedly arranged on the base, a lifting switch is hinged on the base, the motor is connected with a lifting rod through a lead screw and a plastic nut, a guide sleeve which is matched with the lifting rod and fixedly arranged on the base is arranged outside the lifting rod, and a supporting plate is fixedly arranged at the top of the lifting rod and connected with the seat mechanism through the supporting plate; the seat mechanism comprises a sliding groove, a sliding block and a seat, wherein the sliding groove is fixedly arranged on the supporting plate, a long-strip-shaped through hole is formed in the bottom of the sliding groove, the sliding block is detachably arranged in the sliding groove and can slide in the sliding groove, the seat is fixedly arranged at the top of the sliding block, a fixing device is arranged on one side, away from the seat, of the sliding block, and the fixing device can penetrate through the through hole in the bottom of the sliding groove and adjust the position of the sliding block in the sliding groove.
2. The lifting device for the seat of the swivel chair of claim 1, wherein the fixing device comprises a bolt and a hand nut, the bolt is fixedly arranged on the sliding block, the bolt penetrates through the through hole at the bottom of the sliding groove and then is in threaded connection with the hand nut, and the position of the sliding block in the sliding groove is adjusted by screwing or unscrewing the hand nut.
3. The lifting device for the seat of the swivel chair as claimed in claim 2, wherein the lifting rod is provided with at least one guide groove in the axial direction, and the guide sleeve is provided with guide strips matching with the number and the shape of the guide grooves on the lifting rod.
4. The device for lifting the seat of a swivel chair as claimed in claim 1, wherein the seat comprises a bottom plate and a soft pad arranged on the bottom plate, the bottom plate is a hollow structure with an open top and side walls with proper height, the soft pad is clamped in the bottom plate, and the height of the soft pad is greater than that of the side walls of the bottom plate.
5. The device for lifting the seat of a swivel chair of claim 1, wherein the front and rear of the sliding slot are respectively provided with a detachable stopper for preventing the sliding block from falling off the sliding rail.
6. The lifting device for the seat of the swivel chair according to claim 5, wherein the stop comprises a baffle and connecting plates arranged at two sides of the baffle, a group of threaded holes are arranged on the connecting plates in a penetrating manner, another group of threaded holes matched with the number and positions of the threaded holes on the connecting plates are arranged on the outer wall of the sliding groove, and the sliding groove and the stop are detachably connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920559634.9U CN209789155U (en) | 2019-04-23 | 2019-04-23 | Lifting device for swivel chair seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920559634.9U CN209789155U (en) | 2019-04-23 | 2019-04-23 | Lifting device for swivel chair seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209789155U true CN209789155U (en) | 2019-12-17 |
Family
ID=68830719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920559634.9U Expired - Fee Related CN209789155U (en) | 2019-04-23 | 2019-04-23 | Lifting device for swivel chair seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209789155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875297A (en) * | 2019-04-23 | 2019-06-14 | 丹阳市康成未来智能家具有限公司 | A kind of lifting device of swivel chair seat |
-
2019
- 2019-04-23 CN CN201920559634.9U patent/CN209789155U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109875297A (en) * | 2019-04-23 | 2019-06-14 | 丹阳市康成未来智能家具有限公司 | A kind of lifting device of swivel chair seat |
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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: 20191217 |