CN105752101A - Seat lifting adjusting mechanism - Google Patents
Seat lifting adjusting mechanism Download PDFInfo
- Publication number
- CN105752101A CN105752101A CN201610325656.XA CN201610325656A CN105752101A CN 105752101 A CN105752101 A CN 105752101A CN 201610325656 A CN201610325656 A CN 201610325656A CN 105752101 A CN105752101 A CN 105752101A
- Authority
- CN
- China
- Prior art keywords
- worm screw
- regulating mechanism
- seat lifting
- lifting regulating
- siphunculus
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D33/00—Seats
- B61D33/0057—Seats characterised by their mounting in vehicles
- B61D33/0078—Seats characterised by their mounting in vehicles adjustably mounted
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention discloses a seat lifting adjusting mechanism and relates to the field of traffic.The seat lifting adjusting mechanism comprises a turbine, a worm, a screw rack and a transmission mechanism.The turbine, the worm and the screw rack are matched with one another, and the transmission mechanism is installed on the worm.Compared with the prior art, the seat lifting adjusting mechanism reduces intervals produced in the lifting process of a seat and guarantees the stability of the seat.
Description
Technical field
The present invention relates to automobile-used utensil, particularly to a kind of seat lifting regulating mechanism.
Background technology
Along with the fast development of China's economy, high-speed railway cause has welcome the development of new great-leap-forward, and meanwhile, also with the continuous improvement of people's economic condition, living standard improves constantly, and the requirement of people's comfort level to taking train is also more and more higher.Existing train seat lifting regulating mechanism adjustment process creates gap, thus have impact on the stability of seat.
Summary of the invention
It is an object of the invention to provide a kind of seat lifting regulating mechanism, this seat lifting regulating mechanism reduces the gap that seat produces in lifting process, it is ensured that the stability of seat.
Technical scheme is: a kind of seat lifting regulating mechanism, described seat lifting regulating mechanism includes turbine, worm screw, helical rack and drive mechanism, and turbine, worm screw, helical rack cooperate, and drive mechanism is arranged on worm screw.
As preferably, described worm screw is made up of tail end, middle-end and front end, and tail end diameter is less than middle part and front end, and middle-end diameter, less than head diameter, tail end is provided with groove, and middle-end is faced near caudal end part and is provided with spacing hole, and leading exterior surface is provided with screw thread.
As preferably, described drive mechanism includes 2 worm screw pads, 2 needle roller thrust bearings, 2 needle bearings and sleeve pipe, 2 needle bearings are separately positioned on sleeve pipe two ends, each needle bearing other end leans on mutually with a needle roller thrust bearing respectively, and each needle roller thrust bearing other end and a worm screw pad are connected.
As preferably, described sleeve pipe is wrapped with axle sleeve, worm screw sequentially passes through a worm screw pad, a needle roller thrust bearing, worm screw pad, axle sleeve, a needle bearing, sleeve pipe, another needle bearing, another needle roller thrust bearing, another worm screw pad, and worm screw pad, needle roller thrust bearing, needle bearing, sleeve pipe are coaxially concentric.
As preferably, described drive mechanism is additionally provided with handwheel, bearing locating part and axle sleeve lid, and handwheel is arranged on worm screw tail end by flat key and plain cushion, between axle sleeve lid is arranged on and worm screw tail end is close needle roller thrust bearing and needle bearing；Flat key one end is arranged on handwheel, and the other end is arranged in groove.Bearing locating part is inserted on spacing hole；Bearing locating part is between worm screw pad and handwheel.
As preferably, described seat lifting regulating mechanism is additionally provided with gear position limiting part, and gear position limiting part is made up of annulus and square box, and square box is away from being provided with through hole in the one side of annulus, and worm screw front end is through the hole of gear position limiting part.
As preferably, described seat lifting regulating mechanism is additionally provided with siphunculus and position-limiting tube, and helical rack is fixedly mounted on siphunculus by screw rod, and position-limiting tube is used for spacing turbine.
As preferably, described seat lifting regulating mechanism is additionally provided with siphunculus buckle closure, protective case entirety and spring mountings, and spring mountings is fixed on siphunculus buckle closure, and siphunculus buckle closure is fixed in siphunculus, and protective case is overall to be fixed with gear position limiting part, and is enclosed within siphunculus.
As preferably, described seat lifting regulating mechanism is additionally provided with stage clip, and one end of stage clip is enclosed within spring mountings and contacts with siphunculus buckle closure, and the other end is overall through protective case, and touches with seat upper portion tap.
As preferably, described seat lifting regulating mechanism is additionally provided with lower support block and upper bracer, and lower support block is vertically welded on axle sleeve, above props up bracer horizontal welding and is connected on lower support block upper end.
Use principle of the present invention:
When 1, rotating handwheel with hands, driving worm screw to rotate, worm screw drives turbine rotation simultaneously, and moves up and down on helical rack.Rotating handwheel → worm screw → turbine, turbine realizes lifting on helical rack.Worm screw is utilized to drive turbine rotation thus realizing lift adjustment.Under the effect of stage clip, make rotation handwheel lighter.
Compared with prior art, the beneficial effects of the present invention is:
The present invention is provided with one group of turbine, worm screw and helical rack, and worm screw drives turbine rotation thus realizing lift adjustment, reduces the gap that seat produces in lifting process, it is ensured that the stability of seat.
Instant invention overcomes the seat produced in conventional seat lift adjustment process because of gap to rock.
Accompanying drawing explanation
Fig. 1 is front view schematic diagram of the present invention；
Fig. 2 is left view schematic diagram of the present invention；
Fig. 3 is top view schematic diagram of the present invention；
Fig. 4 is isometric views schematic diagram of the present invention；
Fig. 5 is another isometric views schematic diagram of the present invention；
Fig. 6 is decomposition texture schematic diagram of the present invention；
Fig. 7 is the groove location schematic diagram on worm screw of the present invention；
Fig. 8 is the spacing hole position view on worm screw of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Such as Fig. 1-8, a kind of seat lifting regulating mechanism, including turbine 1, worm screw 2, helical rack 3 and drive mechanism.
Worm screw 2 is made up of tail end, middle-end and front end, and tail end diameter is less than middle part and front end, and middle-end diameter, less than head diameter, tail end is provided with groove 24, and middle-end is faced near caudal end part and is provided with spacing hole 25, and leading exterior surface is provided with screw thread 26.
Drive mechanism includes 2 worm screw pads, 7,2 needle bearings 6 of 20,2 needle roller thrust bearings and sleeve pipe 19,2 needle bearings 6 are separately positioned on sleeve pipe 19 two ends, each needle bearing 6 other end leans on needle roller thrust bearing 7 phase respectively, and each needle roller thrust bearing 7 other end and a worm screw pad 20 are connected.Sleeve pipe 19 is wrapped with axle sleeve 5.
Worm screw 2 sequentially passes through worm screw pad 20, needle roller thrust bearing 7, worm screw pad 20, axle sleeve 5 one needle bearing 6, sleeve pipe 19, another needle bearing 6, another needle roller thrust bearing 7, another worm screw pad 20, and worm screw pad 20, needle roller thrust bearing 7, needle bearing 6, sleeve pipe 19, axle sleeve 5 are coaxial with one heart.
Drive mechanism is additionally provided with handwheel 14, bearing locating part 18 and axle sleeve lid 13, and handwheel 14 is arranged on worm screw 2 tail end by flat key 22 and plain cushion 23, between axle sleeve lid 13 is arranged on and worm screw 2 tail end is close needle roller thrust bearing 7 and needle bearing 6.Flat key 22 one end is arranged on handwheel 14, and the other end is arranged in groove 24.Bearing locating part 18 is inserted on spacing hole 25.Bearing locating part 18 is positioned at worm screw pad 20 rear after installation and it is spacing.
Seat lifting regulating mechanism is additionally provided with gear position limiting part 4, and gear position limiting part 4 is made up of annulus and square box, and square box is away from being provided with through hole in the one side of annulus, and worm screw 2 front end is through the hole of gear position limiting part 4.Screw thread 26 matches with turbine 1.
Seat lifting regulating mechanism is additionally provided with siphunculus 10 and position-limiting tube 8, and helical rack 3 is fixedly mounted on siphunculus 10 by screw rod 21 (screw rod 21 has two, and helical rack 3 is fixed between two screw rods), and position-limiting tube 8 is for spacing turbine 1.
Seat lifting regulating mechanism is additionally provided with siphunculus buckle closure 11, protective case overall 12 and spring mountings 15, and spring mountings 15 is fixed on siphunculus buckle closure 11, and siphunculus buckle closure 11 is fixed in siphunculus 10, and protective case overall 12 is fixed with gear position limiting part 4, and is enclosed within siphunculus 10.
Seat lifting regulating mechanism is additionally provided with stage clip 9, and one end of stage clip 9 is enclosed within spring mountings 15 and contacts with siphunculus buckle closure 11, and the other end is through protective case entirety 12, and touches with seat upper portion tap.
Seat lifting regulating mechanism is additionally provided with lower support block 16 and upper bracer 17, and lower support block 16 is vertically welded on axle sleeve 5, above props up bracer 17 horizontal welding and is connected on lower support block 16 upper end.
Install and operational approach be as follows:
1, spring mountings 15 is fixed on siphunculus buckle closure 11, then siphunculus buckle closure 11 is fixed in siphunculus 10, again one end of stage clip 9 it is enclosed within spring mountings 15 and contacts with siphunculus buckle closure 11, other end traverse protective case entirety 12, and touch with seat upper portion tap, finally protective case overall 12 is fixed with gear position limiting part 4, and is enclosed within siphunculus 10, it is desirable to up and down motion flexibility and reliability；
2, needle bearing 6, needle roller thrust bearing 7, worm screw pad 20, sleeve pipe 19 are arranged in axle sleeve 5, then worm screw 2 is sequentially passed through worm screw pad 20, needle roller thrust bearing 7, worm screw pad 20, axle sleeve 5, needle bearing 6, sleeve pipe 19 and axle sleeve lid 13 (guaranteeing coaxial concentric), and be fixed through worm screw 2 with bearing locating part 18, and with flat key 22 and plain cushion 23, handwheel 14 is arranged on worm screw 2 tail end, flat key mode is adopted to fix, when ensureing turning handle 14, this mechanism will not roll；
3, lower support block 16 is welded on axle sleeve 5, then upper bracer 17 is welded on lower support block 16；
4, helical rack 3 it is arranged on siphunculus 10 and connects fixing with screw rod 21；
5, turbine 1 and helical rack 3 are connected, and with position-limiting tube 8 by spacing for turbine 1；Packing ring can be added in turbine both sides, it is prevented that turbine double swerve.
6, by mounted worm screw 2 front end through the hole of gear position limiting part 4, then with turbine 1 matching connection, and with screw, upper bracer 17 is connected with protective case entirety 12, it is ensured that this mechanism when up and down motion without shaking phenomenon.
7, seat upper portion is divided it is attached with protective case body 12, complete installation process.
Claims (10)
1. a seat lifting regulating mechanism, it is characterised in that: described seat lifting regulating mechanism includes turbine, worm screw, helical rack and drive mechanism, and turbine, worm screw, helical rack cooperate, and drive mechanism is arranged on worm screw.
2. seat lifting regulating mechanism according to claim 1, it is characterized in that: described worm screw is made up of tail end, middle-end and front end, tail end diameter is less than middle part and front end, middle-end diameter is less than head diameter, tail end is provided with groove, middle-end is faced near caudal end part and is provided with spacing hole, and leading exterior surface is provided with screw thread.
3. seat lifting regulating mechanism according to claim 1 and 2, it is characterized in that: described drive mechanism includes 2 worm screw pads, 2 needle roller thrust bearings, 2 needle bearings and sleeve pipe, 2 needle bearings are separately positioned on sleeve pipe two ends, each needle bearing other end leans on mutually with a needle roller thrust bearing respectively, and each needle roller thrust bearing other end and a worm screw pad are connected.
4. seat lifting regulating mechanism according to claim 3, it is characterized in that: described sleeve pipe is wrapped with axle sleeve, worm screw sequentially passes through a worm screw pad, a needle roller thrust bearing, worm screw pad, axle sleeve, a needle bearing, sleeve pipe, another needle bearing, another needle roller thrust bearing, another worm screw pad, and worm screw pad, needle roller thrust bearing, needle bearing, sleeve pipe are coaxially concentric.
5. seat lifting regulating mechanism according to claim 4, it is characterized in that: described drive mechanism is additionally provided with handwheel, bearing locating part and axle sleeve lid, handwheel is arranged on worm screw tail end by flat key and plain cushion, between axle sleeve lid is arranged on and worm screw tail end is close needle roller thrust bearing and needle bearing；Flat key one end is arranged on handwheel, and the other end is arranged in groove；Bearing locating part is inserted on spacing hole；Bearing locating part is between worm screw pad and handwheel.
6. seat lifting regulating mechanism according to claim 5, it is characterized in that: described seat lifting regulating mechanism is additionally provided with gear position limiting part, gear position limiting part is made up of annulus and square box, and square box is away from being provided with through hole in the one side of annulus, and worm screw front end is through the hole of gear position limiting part.
7. seat lifting regulating mechanism according to claim 6, it is characterised in that: described seat lifting regulating mechanism is additionally provided with siphunculus and position-limiting tube, and helical rack is fixedly mounted on siphunculus by screw rod, and position-limiting tube is used for spacing turbine.
8. seat lifting regulating mechanism according to claim 7, it is characterized in that: described seat lifting regulating mechanism is additionally provided with siphunculus buckle closure, protective case entirety and spring mountings, spring mountings is fixed on siphunculus buckle closure, siphunculus buckle closure is fixed in siphunculus, protective case is overall to be fixed with gear position limiting part, and is enclosed within siphunculus.
9. seat lifting regulating mechanism according to claim 8, it is characterized in that: described seat lifting regulating mechanism is additionally provided with stage clip, one end of stage clip is enclosed within spring mountings and contacts with siphunculus buckle closure, and the other end is overall through protective case, and touches with seat upper portion tap.
10. seat lifting regulating mechanism according to claim 9, it is characterised in that: described seat lifting regulating mechanism is additionally provided with lower support block and upper bracer, and lower support block is vertically welded on axle sleeve, above props up bracer horizontal welding and is connected on lower support block upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610325656.XA CN105752101B (en) | 2016-05-17 | 2016-05-17 | Seat lifting regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610325656.XA CN105752101B (en) | 2016-05-17 | 2016-05-17 | Seat lifting regulating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105752101A true CN105752101A (en) | 2016-07-13 |
| CN105752101B CN105752101B (en) | 2018-08-14 |
Family
ID=56324181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610325656.XA Active CN105752101B (en) | 2016-05-17 | 2016-05-17 | Seat lifting regulating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105752101B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108782485A (en) * | 2017-12-01 | 2018-11-13 | 自贡市八斗文化传播有限公司 | Flexible fishing rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2091899A (en) * | 1934-11-20 | 1937-08-31 | Le Grand S Whedon | Adjustable seat |
| CN1884033A (en) * | 2006-07-06 | 2006-12-27 | 上海港机重工有限公司 | Transmission type anchoring device |
| CN101825164A (en) * | 2009-12-07 | 2010-09-08 | 陈利忠 | Small-size rack linear supporting device |
| CN203918648U (en) * | 2014-06-19 | 2014-11-05 | 烟台环球机床附件集团有限公司 | The blank compensation apparatus of a kind of pair of helical pitch worm couple |
| CN204533306U (en) * | 2015-01-26 | 2015-08-05 | 湖北中翰制动系统有限公司 | A kind of helical gear automatic adjusting arm |
| CN205632505U (en) * | 2016-05-17 | 2016-10-12 | 成都市天龙交通设备有限公司 | Seat lifting adjusting mechanism |
-
2016
- 2016-05-17 CN CN201610325656.XA patent/CN105752101B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2091899A (en) * | 1934-11-20 | 1937-08-31 | Le Grand S Whedon | Adjustable seat |
| CN1884033A (en) * | 2006-07-06 | 2006-12-27 | 上海港机重工有限公司 | Transmission type anchoring device |
| CN101825164A (en) * | 2009-12-07 | 2010-09-08 | 陈利忠 | Small-size rack linear supporting device |
| CN203918648U (en) * | 2014-06-19 | 2014-11-05 | 烟台环球机床附件集团有限公司 | The blank compensation apparatus of a kind of pair of helical pitch worm couple |
| CN204533306U (en) * | 2015-01-26 | 2015-08-05 | 湖北中翰制动系统有限公司 | A kind of helical gear automatic adjusting arm |
| CN205632505U (en) * | 2016-05-17 | 2016-10-12 | 成都市天龙交通设备有限公司 | Seat lifting adjusting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108782485A (en) * | 2017-12-01 | 2018-11-13 | 自贡市八斗文化传播有限公司 | Flexible fishing rod |
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| Publication number | Publication date |
|---|---|
| CN105752101B (en) | 2018-08-14 |
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