CN205209767U - Two -way thrust oil -lubricated bearing test bench hydraulic pressure loader - Google Patents
Two -way thrust oil -lubricated bearing test bench hydraulic pressure loader Download PDFInfo
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- CN205209767U CN205209767U CN201520962997.9U CN201520962997U CN205209767U CN 205209767 U CN205209767 U CN 205209767U CN 201520962997 U CN201520962997 U CN 201520962997U CN 205209767 U CN205209767 U CN 205209767U
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- thrust
- load cylinder
- shoe valve
- bearing shoe
- hydraulic pressure
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Abstract
The utility model discloses a two -way thrust oil -lubricated bearing test bench hydraulic pressure loader, include: the plastic width -lock type single -layer sealed packing case comprises a casin, the loader of setting in the box, the loader is changeing epaxial thrust collar including installing, the thrust tile, thrust disc and load cylinder, the thrust tile, thrust disc and load cylinder set gradually and upside and the downside of symmetric distribution at the thrust collar, the thrust tile sets up on the thrust collar and encircles the pivot setting, it supports and passes through the bulb and support continuously to be equipped with the bulb between thrust tile and the thrust disc, the load cylinder setting is equipped with on the thrust disc and on the load cylinder hangs the round pin, be equipped with and hang the hanging hole of selling the looks adaptation corresponding to the position department of hanging the round pin on the thrust tile, the load cylinder links to each other with the thrust tile through hanging the round pin, be equipped with the follow -up oil circuit on the thrust tile. The utility model discloses its simple structure can solve the inhomogeneous and film thickness asymmetrical problem of thrust face atress well.
Description
Technical field
The utility model relates to hydraulic thrust loading technique field, is specifically related to a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device.
Background technology
At present, bidirectional propulsion oil-lubricated bearing testing table needs to realize high thrust, adapts to the biaxial loadings of wide rotating speed band, large detent torque, higher to the requirement of loader, in the process loaded, particularly want to adapt to the discontinuity that rotor eccentricity and rotor bow bring.
Loader itself is also the thrust bearing of a complicated band value-added tax function, but be all that slave cylinder is made an entirety in design in the past, itself and load cylinder form an annular and load thrust face, it is rigid contact, by the masterpiece of loading for thrust disc, this scheme implementation is simple, but shortcoming to tackle: being mainly of rotor tilt is being installed, manufacture or cause in impact process, therefore, discontinuity will be caused when rotor tilt with the thrust disc that rotor is fixed, and the oil film thickness supercompression of side in the case, very easily damage thrust face and slave cylinder face.
Utility model content
The purpose of this utility model is overcome deficiency of the prior art and provide a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device.
To achieve these goals, a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device, comprise: casing, be arranged on the loader in casing, described loader comprises the thrust collar be arranged in rotating shaft, thrust bearing shoe valve, thrust disc and load cylinder, described thrust bearing shoe valve, thrust disc and load cylinder set gradually and are symmetrically distributed in the upper side and lower side of described thrust collar, described thrust bearing shoe valve is arranged on described thrust collar and twisted rotary shaft is arranged, described thrust bearing shoe valve be provided with bulb between thrust disc and support and supported by bulb and be connected, described load cylinder is arranged on described thrust disc and described load cylinder is provided with and hangs pin, the position described thrust bearing shoe valve corresponding to described extension pin is provided with sells suitable hanging hole with described extension, described load cylinder is connected with described thrust bearing shoe valve by hanging pin, described thrust bearing shoe valve is provided with servo-actuated oil circuit.
Preferably, the flange that described bulb supports is towards the side of described thrust disc, and the end face that described bulb supports is connected with described thrust bearing shoe valve.
Preferably, described load cylinder is provided with groove towards the end face of described thrust collar side, and described thrust disc is arranged in described groove, and the outer face of described thrust disc is the outer face setting being no more than described groove.
Preferably, described extension pin is symmetricly set on the both sides of described load cylinder towards the end face of described thrust collar relative to groove.
Preferably, supported by bulb between described load cylinder and described thrust bearing shoe valve and be formed with gap.
Preferably, described thrust bearing shoe valve eight of being set to that twisted rotary shaft is evenly distributed.
Preferably, described thrust bearing shoe valve is fan-shaped.
The beneficial effects of the utility model:
1, existing slave cylinder is split as eight thrust bearing shoe valves be evenly distributed, bulb support and connection are adopted between each thrust bearing shoe valve and load cylinder, servo-actuated oil circuit one is divided into eight, thrust bearing shoe valve adopts extension pin to limit its position, can allow thrust disc bulb support on free inclination, even if axially find deflection also make thrust bearing shoe valve and thrust disc gap constant, the pressure of each point is constant, adopt in this way, the asymmetric problem of the even oil film thickness of thrust face unbalance stress will be solved well, avoid the possibility of damage thrust disc.
2, multichannel oil-feed loads the/servo-actuated balance being conducive to thrust bearing shoe valve and loading, and reaches loading equilibrium of forces, avoid stuck by the self-equilibrating of servo-actuated oil circuit.
3, becoming many watts of oil circuits loadings by the loading of domain formula can make loader internal oil passages more suitable, and oil circulation is accelerated, and is conducive to the reduction of thrust bearing shoe valve surface temperature, the service time of prolongation thrust part; Many thrust bearing shoe valves join load mode that bulb supports, and to completely avoid the oil film thickness brought due to axle system deflection uneven and load stuck phenomenon, can allow the self-equilibrating of the inner realizable force of loader and oil film.
Accompanying drawing explanation
Fig. 1 is cut-open view of the present utility model;
Fig. 2 is the cut-open view of A-A in Fig. 1;
Fig. 3 is the enlarged drawing of in Fig. 1 I;
In figure: 1, casing, 2, rotating shaft, 3, loader, 4, thrust collar, 5, thrust bearing shoe valve, 6, load cylinder, 7, thrust disc; 8, bulb supports, and 9, hang pin, 10, servo-actuated oil circuit.
Embodiment
The purpose of this utility model is to provide a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device, and its structure is simple, can solve the asymmetric problem of the even oil film thickness of thrust face unbalance stress well.
In order to make those skilled in the art person understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
As shown in Figure 1 to shown in Fig. 3, the cut-open view of the bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device that Fig. 1 provides for a kind of specific embodiment of the utility model, Fig. 2 is the cut-open view of A-A in Fig. 1, shows the installation cooperation structure of the casing 11 of this bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device, thrust collar 4, thrust bearing shoe valve 5, load cylinder 6.Fig. 3 is the enlarged drawing of in Fig. 1 I.
In a kind of specific embodiment, as shown in Figure 1 to Figure 3, the utility model provides a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device, comprise: casing 1, be arranged on the loader 3 in casing 1, described loader 3 comprises the thrust collar 4 be arranged in rotating shaft 2, thrust bearing shoe valve 5, thrust disc 7 and load cylinder 6, described thrust bearing shoe valve 5, thrust disc 7 and load cylinder 6 set gradually and are symmetrically distributed in the upper side and lower side of described thrust collar 4, described thrust bearing shoe valve 5 is arranged on described thrust collar 4 and twisted rotary shaft 2 is arranged, described thrust bearing shoe valve 5 be provided with bulb between thrust disc 7 and support 8 and support 8 by bulb and be connected, described load cylinder 6 is arranged on described thrust disc 7 and described load cylinder 6 is provided with and hangs pin 9, the position described thrust bearing shoe valve 5 corresponding to described extension pin 9 is provided with the hanging hole suitable with described extension pin 9, described load cylinder 6 is connected with described thrust bearing shoe valve 5 by hanging pin 9, described thrust bearing shoe valve 5 is provided with servo-actuated oil circuit 10.
Further, the flange that described bulb supports 8 is towards the side of described thrust disc 7, the end face of described bulb support 8 is connected with described thrust bearing shoe valve 5,8 are supported with described thrust disc 7 for sphere-contact to make described bulb, can relative to thrust bearing shoe valve 5 free inclination after thrust disc 7 is stressed, also the gap between thrust bearing shoe valve 5 and thrust disc 7 can be made constant even if axially deflect, and the pressure of each point is also constant, thus solve the asymmetric problem of the even oil film thickness of thrust face unbalance stress well, avoid the possibility of damage thrust disc 7.
Further, described load cylinder 6 is provided with groove towards the end face of described thrust collar 4 side, described thrust disc 7 is arranged in described groove, and the outer face of described thrust disc 7 is the outer face setting being no more than described groove, stretch out too much to avoid thrust disc 7 from the side of described load cylinder 6, and cause described thrust disc 7 and bulb to support 8 or produce between load cylinder 6 and thrust bearing shoe valve 5 and interfere, affect the problem that bearing integral runs.
Further, described extension pin 9 is symmetricly set on the both sides of described load cylinder 6 towards the end face of described thrust collar 4 relative to groove, to make extension pin 9 bearing distribution evenly, be convenient to bulb and support 8 balances between thrust disc 7.
Further, support 8 by bulb between described load cylinder 6 and described thrust bearing shoe valve 5 and be formed with gap, stretch out too much to avoid thrust disc 7 from the side of described load cylinder 6, and cause described thrust disc 7 and bulb to support 8 or produce between load cylinder 6 and thrust bearing shoe valve 5 and interfere, affect the problem that bearing integral runs.
Further, described thrust bearing shoe valve 5 eight of being set to that twisted rotary shaft 2 is evenly distributed, servo-actuated oil circuit 10 is provided with in each thrust bearing shoe valve 5, thus every block thrust bearing shoe valve 5 fuel feeding can be given separately, power on thrust bearing shoe valve 5 can be evenly distributed, and each thrust bearing shoe valve 5 is stressed separately, further ensures the cooling-down effect of thrust bearing shoe valve 5, also extends the serviceable life of each block thrust bearing shoe valve 5.
Further, described thrust bearing shoe valve 5 is in fan-shaped.
These are only better embodiment of the present utility model, the utility model is not limited to above-mentioned embodiment, the structural modification that local is small may be there is in implementation process, if do not depart from spirit and scope of the present utility model to various change of the present utility model or modification, and belonging within claim of the present utility model and equivalent technologies scope, then the utility model is also intended to comprise these change and modification.
Claims (7)
1. a bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device, comprise: casing, be arranged on the loader in casing, it is characterized in that, described loader comprises the thrust collar be arranged in rotating shaft, thrust bearing shoe valve, thrust disc and load cylinder, described thrust bearing shoe valve, thrust disc and load cylinder set gradually and are symmetrically distributed in the upper side and lower side of described thrust collar, described thrust bearing shoe valve is arranged on described thrust collar and twisted rotary shaft is arranged, described thrust bearing shoe valve be provided with bulb between thrust disc and support and supported by bulb and be connected, described load cylinder is arranged on described thrust disc and described load cylinder is provided with and hangs pin, the position described thrust bearing shoe valve corresponding to described extension pin is provided with sells suitable hanging hole with described extension, described load cylinder is connected with described thrust bearing shoe valve by hanging pin, described thrust bearing shoe valve is provided with servo-actuated oil circuit.
2. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 1, is characterized in that, the flange that described bulb supports is towards the side of described thrust disc, and the end face that described bulb supports is connected with described thrust bearing shoe valve.
3. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 1, it is characterized in that, described load cylinder is provided with groove towards the end face of described thrust collar side, described thrust disc is arranged in described groove, and the outer face of described thrust disc is the outer face setting being no more than described groove.
4. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 1, is characterized in that, described extension pin is symmetricly set on the both sides of described load cylinder towards the end face of described thrust collar relative to groove.
5. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 1, be is characterized in that, supported be formed with gap between described load cylinder and described thrust bearing shoe valve by bulb.
6. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 1, is characterized in that, described thrust bearing shoe valve eight of being set to that twisted rotary shaft is evenly distributed.
7. a kind of bidirectional propulsion oil-lubricated bearing testing table hydraulic pressure loading device according to claim 6, it is characterized in that, described thrust bearing shoe valve is fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962997.9U CN205209767U (en) | 2015-11-26 | 2015-11-26 | Two -way thrust oil -lubricated bearing test bench hydraulic pressure loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520962997.9U CN205209767U (en) | 2015-11-26 | 2015-11-26 | Two -way thrust oil -lubricated bearing test bench hydraulic pressure loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205209767U true CN205209767U (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520962997.9U Active CN205209767U (en) | 2015-11-26 | 2015-11-26 | Two -way thrust oil -lubricated bearing test bench hydraulic pressure loader |
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| CN (1) | CN205209767U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644479A (en) * | 2016-12-27 | 2017-05-10 | 湖南崇德工业科技有限公司 | Test bed of vertical bearing |
| CN106908244A (en) * | 2017-03-17 | 2017-06-30 | 华东交通大学 | A kind of force feed high speed roller bearing testing stand |
| CN114199456A (en) * | 2021-11-18 | 2022-03-18 | 湖南崇德科技股份有限公司 | Large-scale thrust sliding bearing static self-balancing capability test bench |
| CN116357679A (en) * | 2023-03-23 | 2023-06-30 | 中国船舶集团有限公司第七0三研究所 | Lubricating and driving oil system of hydraulic loader |
| CN116577099A (en) * | 2023-07-10 | 2023-08-11 | 福建福清核电有限公司 | Pressurized water reactor nuclear power plant fluid dynamic pressure oil lubrication thrust bearing test bed |
-
2015
- 2015-11-26 CN CN201520962997.9U patent/CN205209767U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644479A (en) * | 2016-12-27 | 2017-05-10 | 湖南崇德工业科技有限公司 | Test bed of vertical bearing |
| CN106644479B (en) * | 2016-12-27 | 2020-04-07 | 湖南崇德工业科技有限公司 | Test bed for vertical bearing |
| CN106908244A (en) * | 2017-03-17 | 2017-06-30 | 华东交通大学 | A kind of force feed high speed roller bearing testing stand |
| CN114199456A (en) * | 2021-11-18 | 2022-03-18 | 湖南崇德科技股份有限公司 | Large-scale thrust sliding bearing static self-balancing capability test bench |
| CN116357679A (en) * | 2023-03-23 | 2023-06-30 | 中国船舶集团有限公司第七0三研究所 | Lubricating and driving oil system of hydraulic loader |
| CN116357679B (en) * | 2023-03-23 | 2024-02-02 | 中国船舶集团有限公司第七0三研究所 | Lubricating and driving oil system of hydraulic loader |
| CN116577099A (en) * | 2023-07-10 | 2023-08-11 | 福建福清核电有限公司 | Pressurized water reactor nuclear power plant fluid dynamic pressure oil lubrication thrust bearing test bed |
| CN116577099B (en) * | 2023-07-10 | 2023-10-24 | 福建福清核电有限公司 | Pressurized water reactor nuclear power plant fluid dynamic pressure oil lubrication thrust bearing test bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 411101 No.9, Chayuan Road, high tech Zone, Xiangtan City, Hunan Province Patentee after: Hunan Chongde Technology Co., Ltd Address before: 411101 Hunan Province, Xiangtan Shuangma Industrial Park Yuetang Hunan Chongde Industry Technology Co Ltd Patentee before: HUNAN SUND INDUSTRIAL AND TECHNOLOGICAL Co.,Ltd. |
|
| CP03 | "change of name, title or address" |