CN203483124U - Pump chair - Google Patents
Pump chair Download PDFInfo
- Publication number
- CN203483124U CN203483124U CN201320493343.7U CN201320493343U CN203483124U CN 203483124 U CN203483124 U CN 203483124U CN 201320493343 U CN201320493343 U CN 201320493343U CN 203483124 U CN203483124 U CN 203483124U
- Authority
- CN
- China
- Prior art keywords
- chair
- gear
- box
- leading screw
- transmission shaft
- 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
Links
Abstract
The utility model relates to the field of furniture, and particularly relates to a pump chair. The pump chair comprises a chair seat, two gear cases, lead screws, fixing pipes and chair legs, wherein the two gear cases are arranged below the chair seat, the lead screws are connected to the lower parts of the gear cases, the fixing pipes and the chair legs are matched with the lead screws, the bottoms of the fixing pipes are fixed on the chair legs, the two gear cases are connected to each other through a transmission shaft which penetrates into the gear cases, a handle at one end of the transmission shaft is used for driving the transmission shaft to rotate, the transmission shaft is used for driving a second bevel gear and a first bevel gear which are vertically arranged in the gear cases, and further driving the lead screws in screw-thread fit with the fixing pipes to rotate so as to realize the lifting of the chair, the whole process can be realized only by shaking the handle, and therefore, time and labor are saved. The pump chair is convenient to use, simple in structure and low in cost.
Description
Technical field
The utility model relates to field of furniture, relates in particular to a kind of chair lift.
Background technology
At present, school chair on market is adjustable lifting scarcely, thereby can not meet the comfort level requirement that different height students use, although some seats can lifting, what generally adopt is, on two sections of chair legs, different installing holes is set, then by bolt, regulate to install and realize lifting, but this mode wastes time and energy, lifting is inconvenient.
Therefore,, for above deficiency, the utility model provides a kind of chair lift.
Utility model content
(1) technical problem that will solve
The purpose of this utility model is to provide a kind of time saving and energy saving, lifting chair lift easily.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of chair lift, it comprises seat, be arranged on two gear-boxes under described seat, the leading screw being connected with the bottom of described gear-box, the stationary pipes coordinating with described leading screw and chair pin, the low side of described stationary pipes is fixed on described chair pin, described two gear-boxes connect by a power transmission shaft penetrating in it, the bottom surface of described gear-box and side are correspondingly provided with the first bevel gear and the second bevel gear by bearing respectively, described the first bevel gear and the vertical setting of described the second bevel gear and intermeshing, described the second bevel gear is fixed on described power transmission shaft, described the first bevel gear is fixed on the top that penetrates the leading screw in gear-box, described leading screw coordinates with the inner thread of described stationary pipes, one end of described power transmission shaft is stretched out described gear-box and is connected with handle.
Wherein, the inwall of described stationary pipes is welded with nut, and described leading screw and described nut thread coordinate.
Wherein, the bottom of described seat is provided with supporting plate groove, and described gear-box is arranged in supporting plate groove.
Wherein, the bottom surface of described gear-box is fixedly connected with sleeve pipe, and the part of described leading screw and described stationary pipes is arranged in described upper sleeve pipe.
Wherein, on described chair pin, be fixedly connected with setting of casing, the bottom of described upper sleeve pipe is set in described setting of casing, between two described setting of casings, is connected with lower transverse tubule.
Wherein, also comprise the chair back and chair back arm, the chair back is arranged on the upper end of chair back arm, and the lower end of chair back arm is welded on gear-box, and the described chair back is arc.
Wherein, the front side edge of described seat is a crimping.
Wherein, described power transmission shaft is fixedly connected with shackle member with one end that described handle is connected, and has the draw-in groove coordinating with the termination of handle in described shackle member, described draw-in groove be shaped as polygon.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the chair lift that the utility model provides arranges two gear-boxes under seat, bottom at gear-box connects leading screw, the stationary pipes coordinating with leading screw is set on chair pin, between two gear-boxes, power transmission shaft is set, the handle that shakes power transmission shaft one end drives power transmission shaft to rotate, vertically disposed the second bevel gear and the first bevel gear in power transmission shaft driving gearbox, and then the leading screw of drive and stationary pipes threaded engagement rotates, realize the lifting of chair, whole process only needs swinging handle just can realize, time saving and energy saving, easy to use, and simple in structure, with low cost.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model embodiment chair lift;
Fig. 2 is the structure principle chart of the utility model embodiment chair lift.
In figure, 1: seat; 2: gear-box; 21: the second bevel gears; 22: the first bevel gears; 3: power transmission shaft; 4: leading screw; 5: stationary pipes; 51: nut; 6: chair pin; 7: handle; 8: upper sleeve pipe; 9: setting of casing; 11: lower transverse tubule; 12: supporting plate groove; 13: chair back arm; 14: the chair back.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, the chair lift that the utility model provides be arranged two supporting plate grooves 12 for 1 time in parallel for support seat 1 at seat, a gear-box 2 is set in each supporting plate groove 12, the bottom of gear-box 2 is connected with leading screw 4, the low side of the stationary pipes 5 coordinating with leading screw 4 is fixed on the chair pin 6 of strip, two gear-boxes 2 connect by a power transmission shaft 3 penetrating in it, the side of gear-box 2 is provided with the second bevel gear 21 by the second bearing, the underrun clutch shaft bearing of gear-box 2 is provided with the first bevel gear 22, the second bevel gear 21 and the vertical setting of the first bevel gear 22 and intermeshing, the first bevel gear 22 is fixedly connected with the top of leading screw 4, the low side of leading screw 4 stretches in stationary pipes 5, leading screw 4 is threaded with the nut 51 on stationary pipes 5 inwalls, the bottom surface of gear-box 2 is fixedly connected with sleeve pipe 8, the part of described leading screw 4 and described stationary pipes 5 is arranged in described upper sleeve pipe 8, on chair pin 6, be fixedly connected with setting of casing 9, stationary pipes 5 is arranged in setting of casing 9, simultaneously, the bottom of upper sleeve pipe 8 is set in described setting of casing 9, between two described setting of casings 9, be connected with lower transverse tubule 11, one end of power transmission shaft 3 is stretched out gear-box 2 and is connected with handle 7.
During use, swinging handle 7, power transmission shaft 3 rotates the second bevel gear 21 driving in two gear-boxes 2 and rotates, due to the second bevel gear 21 and the vertical setting of the first bevel gear 22 and intermeshing, and then drive the first bevel gear 22 to rotate, the first bevel gear 22 drives the leading screw 4 of vertical direction to rotate, and leading screw 4 coordinates with the nut 51 being arranged on stationary pipes 5 inwalls, realizes the lifting of seat 1.Wherein, being fixedly connected with between 9, two setting of casings 9 of setting of casing and being connected with lower transverse tubule 11 on chair pin 6, is in order firmly to support the parts such as seat 1, leading screw 4 equally.In addition, upper sleeve pipe 8 and setting of casing 9 can prevent that outside foreign material sand and dust from entering the junction of leading screw 4 and gear-box 2 or stationary pipes 5, affects the lifting of chair.
Further, as shown in Figure 1, described chair lift also comprises the chair back 14 and chair back arm 13, the chair back 14 is arranged on the upper end of chair back arm 13, the lower end of chair back arm 13 is welded on gear-box 2, and the described chair back 14 is arc, can improve the comfort level leaning against like this; The front side edge of seat 1 is a crimping, can improve the comfort level of use.
Further, described power transmission shaft 3 is fixedly connected with shackle member with one end that described handle 7 is connected, and has the draw-in groove coordinating with the termination of handle 7 in described shackle member, described draw-in groove be shaped as square, regular pentagon or other polygons.When handle 7 is not used, can put away separately, during use, insert in draw-in groove the termination of handle 7, and swinging handle 7 can carry out descending operation.In general, this handle 7 is a crank.
In sum, in two supporting plate grooves 12 of the chair lift that the utility model provides under seat 1, gear-box 2 is set, power transmission shaft 3 is penetrated in two gear-boxes 2, with intermeshing the second bevel gear 21 in driving gearbox 2 and the first bevel gear 22, rotate, the leading screw 4 of the first bevel gear 22 and then drive and stationary pipes 5 threaded engagement rotates, realize the lifting of chair, whole process only need to be shaken the handle 7 being connected with power transmission shaft 3 and just can be realized, time saving and energy saving, easy to use, and simple in structure, with low cost.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (8)
1. a chair lift, it is characterized in that: it comprises seat (1), be arranged on two gear-boxes (2) under described seat (1), the leading screw (4) being connected with the bottom of described gear-box (2), the stationary pipes (5) coordinating with described leading screw (4) and chair pin (6), the bottom of described stationary pipes (5) is fixed on described chair pin (6), described two gear-boxes (2) connect by a power transmission shaft (3) penetrating in it, the bottom surface of described gear-box (2) and side are correspondingly provided with the first bevel gear (22) and the second bevel gear (21) by bearing respectively, described the first bevel gear (22) and the vertical setting of described the second bevel gear (21) and intermeshing, described the second bevel gear (21) is fixed on described power transmission shaft (3), described the first bevel gear (22) is fixed on the top of the leading screw (4) penetrating in gear-box (2), described leading screw (4) coordinates with the inner thread of described stationary pipes (5), one end of described power transmission shaft (3) is stretched out described gear-box (2) and is connected with handle (7).
2. chair lift according to claim 1, is characterized in that: the inwall of described stationary pipes (5) is welded with nut (51), described leading screw (4) and described nut (51) threaded engagement.
3. chair lift according to claim 2, is characterized in that: the bottom of described seat (1) is provided with supporting plate groove (12), and described gear-box (2) is arranged in supporting plate groove (12).
4. chair lift according to claim 3, is characterized in that: the bottom surface of described gear-box (2) is fixedly connected with sleeve pipe (8), and the part of described leading screw (4) and described stationary pipes (5) is arranged in described upper sleeve pipe (8).
5. chair lift according to claim 4, it is characterized in that: on described chair pin (6), be fixedly connected with setting of casing (9), the bottom of described upper sleeve pipe (8) is set in described setting of casing (9), is connected with lower transverse tubule (11) between two described setting of casings (9).
6. chair lift according to claim 1, it is characterized in that: also comprise the chair back (14) and chair back arm (13), the chair back (14) is arranged on the upper end of chair back arm (13), and it is upper that the lower end of chair back arm (13) is welded on gear-box (2), and the described chair back (14) is arc.
7. chair lift according to claim 6, is characterized in that: the front side edge of described seat (1) is a crimping.
8. chair lift according to claim 1, it is characterized in that: described power transmission shaft (3) is fixedly connected with shackle member with one end that described handle (7) is connected, in described shackle member, there is the draw-in groove coordinating with the termination of handle (7), described draw-in groove be shaped as polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493343.7U CN203483124U (en) | 2013-08-13 | 2013-08-13 | Pump chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320493343.7U CN203483124U (en) | 2013-08-13 | 2013-08-13 | Pump chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203483124U true CN203483124U (en) | 2014-03-19 |
Family
ID=50253998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320493343.7U Expired - Fee Related CN203483124U (en) | 2013-08-13 | 2013-08-13 | Pump chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203483124U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107072859A (en) * | 2015-01-15 | 2017-08-18 | 因诺泰克运动有限公司 | Thing to sit on underframe with Height Adjustable seat surface |
| CN108451411A (en) * | 2018-03-27 | 2018-08-28 | 江苏娘亲亲母婴健康管理有限公司 | A kind of children educational bath bucket |
| CN110833486A (en) * | 2019-12-06 | 2020-02-25 | 王莉 | A multi-functional hammock for medical care |
| CN110973879A (en) * | 2019-11-26 | 2020-04-10 | 广州市鼎新办公家具有限公司 | Combined desk and chair |
| CN117239298A (en) * | 2023-11-16 | 2023-12-15 | 上海聚信海聚新能源科技有限公司 | Bearing device for bearing battery pack and electric equipment |
-
2013
- 2013-08-13 CN CN201320493343.7U patent/CN203483124U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107072859A (en) * | 2015-01-15 | 2017-08-18 | 因诺泰克运动有限公司 | Thing to sit on underframe with Height Adjustable seat surface |
| US10092467B2 (en) | 2015-01-15 | 2018-10-09 | Innotec Motion GmbH | Seating furniture chassis having a height-adjustment seat surface |
| CN108451411A (en) * | 2018-03-27 | 2018-08-28 | 江苏娘亲亲母婴健康管理有限公司 | A kind of children educational bath bucket |
| CN110973879A (en) * | 2019-11-26 | 2020-04-10 | 广州市鼎新办公家具有限公司 | Combined desk and chair |
| CN110973879B (en) * | 2019-11-26 | 2022-07-05 | 广州市鼎新办公家具有限公司 | Combined desk and chair |
| CN110833486A (en) * | 2019-12-06 | 2020-02-25 | 王莉 | A multi-functional hammock for medical care |
| CN117239298A (en) * | 2023-11-16 | 2023-12-15 | 上海聚信海聚新能源科技有限公司 | Bearing device for bearing battery pack and electric equipment |
| CN117239298B (en) * | 2023-11-16 | 2024-02-13 | 上海聚信海聚新能源科技有限公司 | Bearing device for bearing battery pack and electric equipment |
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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: 20140319 Termination date: 20160813 |