CN203570953U - Adjustable self-adaption positive-pressure mechanism - Google Patents
Adjustable self-adaption positive-pressure mechanism Download PDFInfo
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- CN203570953U CN203570953U CN201320726047.7U CN201320726047U CN203570953U CN 203570953 U CN203570953 U CN 203570953U CN 201320726047 U CN201320726047 U CN 201320726047U CN 203570953 U CN203570953 U CN 203570953U
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- speed reducer
- drive wheel
- friction drive
- reducer
- scaffold
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Abstract
The utility model discloses an adjustable self-adaption positive-pressure mechanism. The adjustable self-adaption positive-pressure mechanism comprises a rotary plate body, a friction transmission wheel, a reducer, a reducer installation frame and a set of adjusting springs, wherein the rotary plate body can freely rotate, the friction transmission wheel makes pressure contact with the side wall of the rotary plate body, and a rotary shaft of the rotary plate body and a rotary shaft of the friction transmission wheel are coplanar but not parallel; the friction transmission wheel is fixedly arranged on the reducer and is driven by the reducer; the reducer installation frame bears the reducer, one end of the reducer installation frame is fixed through a revolution shaft, the other end of the reducer installation frame can freely rotate around the revolution shaft; one end of each adjusting spring is connected with the free end of the reducer installation frame, and the other end of each adjusting spring is connected with the position which is changeless relative to the axis of the revolution shaft. According to the adjustable self-adaption positive-pressure mechanism, appropriate pressure is kept between the friction transmission wheel and the rotary plate body, and it is guaranteed that resistance borne by the friction transmission wheel is in driving power bearing range. Meanwhile, it is guaranteed that the rotary plate body can completely receive friction driving force provided by the friction transmission wheel.
Description
Technical field
The utility model relate to rail vehicles produce with maintenance process in, make bogie at inter process turnover, the equipment that turns to, be specifically related to a kind of adjustable self adaption positive pressure mechanism of bogie headgear of friction-type drive.
Background technique
Rail vehicles produce with maintenance process in, conventionally by the mode of rotating disk realize bogie in the turnover of inter process, turn to.In prior art, rotary case all passes through alligator transmission or chain transmission, and rotary case and base all adopt structural carbon steel welding or riveting molding.But rotary case of the prior art exists and holds yielding problem in welding or riveted joint process, and therefore the working life of bogie rotating disk of the prior art is lower.An improved method is by the mode of friction driving, to realize the driving of rotating disk, thereby effectively alleviate above-mentioned deficiency, but the problem that friction driving need to overcome is to make to keep between friction drive wheel and rotary case suitable pressure, to guarantee that the suffered resistance of friction drive wheel is in driving power tolerance range, guarantee that rotary case can fully accept the friction drive that friction drive wheel provides simultaneously.
Model utility content
The deficiency that the utility model exists for prior art just, a kind of adjustable self adaption positive pressure mechanism is provided, can make to keep between friction drive wheel and rotary case suitable pressure, to guarantee that the suffered resistance of friction drive wheel is in driving power tolerance range, guarantee that rotary case can fully accept the friction drive that friction drive wheel provides simultaneously.
For addressing the above problem, technical solution adopted in the utility model is as follows:
The adjustable self adaption positive pressure of one mechanism, comprising: a rotary case that can rotate freely; One friction drive wheel contacting with described rotary case lateral wall pressure, described sidewall be described rotary case and described friction drive wheel around the cambered surface that running shaft arranges separately, and the running shaft of described rotary case and the running shaft of described friction drive wheel coplanar not parallel; One speed reducer, described friction drive wheel is fixedly arranged on described speed reducer and by described speed reducer and drives; The speed reducer scaffold of the described speed reducer of one carrying, described speed reducer scaffold one end is fixed by turning axle, and the other end can rotate freely around described turning axle; One group of Regulation spring, described Regulation spring one end connects the free end of described speed reducer scaffold, and the other end connects with respect to changeless position, described turning axle axle center.
As the improvement of technique scheme, described friction drive wheel entirety or with the surface of contact of described rotary case be rubber quality.Described structure contributes to increase the frictional force between described friction drive wheel and described rotary case, thereby reduces the energy loss in transmission process.
As the improvement of technique scheme, the running shaft of described friction drive wheel is vertical with described speed reducer scaffold.Described structure contributes to friction drive wheel in position regulation, to keep and the good contact of described rotary case.
As the improvement of technique scheme, also comprise speed reducer scaffold base, described turning axle is fixedly arranged on described speed reducer scaffold base, and described Regulation spring one end is fixedly arranged on described speed reducer scaffold base, and the described Regulation spring the other end connects the free end of described speed reducer scaffold.
Compared with prior art, implementation result of the present utility model is as follows for the utility model:
Adjustable self adaption positive pressure described in the utility model mechanism, by changing the deformation quantity of described Regulation spring, realize the pressure adjusting between described friction drive wheel and described rotary case, thereby can make to keep between described friction drive wheel and described rotary case suitable pressure, to guarantee that the suffered resistance of described friction drive wheel is in driving power tolerance range, guarantee that described rotary case can fully accept the friction drive that described friction drive wheel provides simultaneously; And when described rotary case deflects or during displacement, the pressure that described Regulation spring also can correspondingly adapt between described rotary case and described friction drive wheel by elastic strain changes.
Accompanying drawing explanation
Fig. 1 is adjustable self adaption positive pressure mechanism structure schematic diagram described in the utility model.
Embodiment
Content of the present utility model is described below in conjunction with specific embodiments.
As shown in Figure 1, be adjustable self adaption positive pressure mechanism structure schematic diagram described in the utility model.Adjustable self adaption positive pressure described in the utility model mechanism, comprising: a rotary case that can rotate freely 1; One friction drive wheel 2 contacting with described rotary case 1 lateral wall pressure, described sidewall be described rotary case 1 and described friction drive wheel 2 around the cambered surface that running shaft arranges separately, and the running shaft of the running shaft of described rotary case 1 and described friction drive wheel 2 is coplanar not parallel; One speed reducer 7, described friction drive wheel 2 is fixedly arranged on described speed reducer 7 and by described speed reducer 7 and drives; The speed reducer scaffold 3 of the described speed reducer 7 of one carrying, described speed reducer scaffold 3 one end are fixing by turning axle 4, and the other end can rotate freely around described turning axle 4; One group of Regulation spring 5, described Regulation spring 5 one end connect the free end of described speed reducer scaffold 3, and the other end connects with respect to described turning axle 4 changeless positions, axle center.Described Regulation spring 5 can be that draught spring can be also thrust spring: when the running shaft of described rotary case 1 and the running shaft of described friction drive wheel 2 intersect at below, described Regulation spring 5 should be draught spring; When the running shaft of described rotary case 1 and the running shaft of described friction drive wheel 2 intersect at top, described Regulation spring 5 should be thrust spring.
Optimally, described friction drive wheel 2 entirety or with the surface of contact of described rotary case 1 be rubber quality.Further optimally, the running shaft of described friction drive wheel 2 is vertical with described speed reducer scaffold 3.Further with improvement, also comprise speed reducer scaffold base 6, described turning axle 4 is fixedly arranged on described speed reducer scaffold base 6, and described Regulation spring 5 one end are fixedly arranged on described speed reducer scaffold base 6, and described Regulation spring 5 the other ends connect the free end of described speed reducer scaffold 3.Further with improvement, also comprise speed reducer 7, described friction drive wheel 2 is fixedly arranged on described speed reducer 7 and by described speed reducer 7 and drives, and described speed reducer 7 is fixedly arranged on described speed reducer scaffold 3.
By changing the deformation quantity of described Regulation spring 5, realize the pressure adjusting between described friction drive wheel 2 and described rotary case 1, thereby can make to keep between described friction drive wheel 2 and described rotary case 1 suitable pressure, to guarantee that the suffered resistance of described friction drive wheel 2 is in driving power tolerance range, guarantee that described rotary case 1 can fully accept the friction drive that described friction drive wheel 2 provides simultaneously; And when described rotary case 1 deflects or during displacement, the pressure that described Regulation spring 5 also can correspondingly adapt between described rotary case 1 and described friction drive wheel 2 by elastic strain changes.
Above content is the detailed description of in conjunction with specific embodiments the utility model being done, and can not assert that the concrete enforcement of the utility model only limits to these explanations.For the utility model person of ordinary skill in the field, without departing from the concept of the premise utility, can also make some simple deduction or replace, all should be considered as belonging to the scope of the utility model protection.
Claims (4)
1. an adjustable self adaption positive pressure mechanism, is characterized in that, comprising: a rotary case that can rotate freely (1); One friction drive wheel (2) contacting with described rotary case (1) lateral wall pressure, described sidewall be described rotary case (1) and described friction drive wheel (2) around the cambered surface that running shaft arranges separately, and the running shaft of the running shaft of described rotary case (1) and described friction drive wheel (2) is coplanar not parallel; One speed reducer (7), described friction drive wheel (2) is fixedly arranged on described speed reducer (7) above and is driven by described speed reducer (7); The speed reducer scaffold (3) of the one described speed reducer of carrying (7), described speed reducer scaffold (3) one end is fixing by turning axle (4), and the other end can rotate freely around described turning axle (4); One group of Regulation spring (5), described Regulation spring (5) one end connects the free end of described speed reducer scaffold (3), and the other end connects with respect to changeless position, described turning axle (4) axle center.
2. adjustable self adaption positive pressure as claimed in claim 1 mechanism, is characterized in that, described friction drive wheel (2) entirety or with the surface of contact of described rotary case (1) be rubber quality.
3. adjustable self adaption positive pressure as claimed in claim 1 mechanism, is characterized in that, the running shaft of described friction drive wheel (2) is vertical with described speed reducer scaffold (3).
4. the adjustable self adaption positive pressure mechanism as described in as arbitrary in claim 1-3, it is characterized in that, also comprise speed reducer scaffold base (6), described turning axle (4) is fixedly arranged on described speed reducer scaffold base (6), described Regulation spring (5) one end is fixedly arranged on described speed reducer scaffold base (6), and described Regulation spring (5) the other end connects the free end of described speed reducer scaffold (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320726047.7U CN203570953U (en) | 2013-11-18 | 2013-11-18 | Adjustable self-adaption positive-pressure mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320726047.7U CN203570953U (en) | 2013-11-18 | 2013-11-18 | Adjustable self-adaption positive-pressure mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203570953U true CN203570953U (en) | 2014-04-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320726047.7U Expired - Fee Related CN203570953U (en) | 2013-11-18 | 2013-11-18 | Adjustable self-adaption positive-pressure mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN203570953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060484A (en) * | 2021-10-21 | 2022-02-18 | 广州鼎畅科技有限公司 | Device and method capable of self-adapting to cylinders with different diameters and driving cylinders to rotate |
-
2013
- 2013-11-18 CN CN201320726047.7U patent/CN203570953U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060484A (en) * | 2021-10-21 | 2022-02-18 | 广州鼎畅科技有限公司 | Device and method capable of self-adapting to cylinders with different diameters and driving cylinders to rotate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20141118 |
|
| EXPY | Termination of patent right or utility model |