CN2906200Y - Turbine type liquid eddy current rail brake with improved structure - Google Patents
Turbine type liquid eddy current rail brake with improved structure Download PDFInfo
- Publication number
- CN2906200Y CN2906200Y CN 200620060303 CN200620060303U CN2906200Y CN 2906200 Y CN2906200 Y CN 2906200Y CN 200620060303 CN200620060303 CN 200620060303 CN 200620060303 U CN200620060303 U CN 200620060303U CN 2906200 Y CN2906200 Y CN 2906200Y
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- Prior art keywords
- shell
- arc
- housing
- main shaft
- rotor
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- 239000007788 liquid Substances 0.000 title claims abstract description 13
- 238000007790 scraping Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 41
- 239000010720 hydraulic oil Substances 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a turbine type liquid eddy current rail brake with improved structure which comprises a shell(1), a braking mechanism(2) in the shell and a main shaft flange(3) which is connected with the drive shaft of an automobile; while the shell(1) is composed of a shell(4) and a front cover(5), and it is characterized in that the diameter of the chamber of the shell(4) matches the external diameter of the rotor, one or more curved concave surfaces(12) are provided on the inside wall of the shell(4), and an oil inlet port(13) and an oil outlet port(14) which are communicated with the outside are respectively provided at the two ends of the curved concave surface(12). Because the utility model does not need a stator in the shell and the curved concave surface which is on the side wall for the rotor in the prior art is arranged on the inside wall of the shell, the brake is simple in structure, low in production cost and stable in the working performance and can reduce the maintenance rate.
Description
Technical field
The utility model relates to a kind of Wiper blade type liquid eddy current rail brake, specifically relates to a kind of Wiper blade type liquid eddy current rail brake that improves structure.The technical field that belongs to auto parts machinery.
Background technique
Wiper blade type liquid eddy current rail brake of the prior art generally is made up of shell, the brake structure that is positioned at shell, main shaft flange; The main shaft flange is connected with truck drive shaft, and described shell is made up of housing and protecgulum; The main shaft flange is positioned at the middle part of shell, but the rotation of main shaft flange opposite shell, and with the sealing of rotary oil seal device, main shaft flange and housing, protecgulum form the toroidal cavity of a sealing between main shaft flange and housing, protecgulum; Brake structure is positioned at toroidal cavity, is made of rotor, stator.The stator inner wall wall is provided with one or more arc-shaped concave, and the place, initial and end two ends of arc-shaped concave is provided with oil inlet hole, oil outlet.Have high-pressure chamber and low-pressure chamber between the wall of stator and toroidal cavity, oil inlet hole, oil outlet are communicated with low-pressure chamber and high-pressure chamber; Rotor passes through a Bearing Installation on the main shaft flange; The outer wall of rotor is provided with some bars of scraping, and each is scraped and be provided with the scraping blade that can slide in the bar in scraping bar.Its working principle is: scraping blade slides along the radial direction of rotor, and rotor is connected with the main shaft flange by a clutch assembly, and clutch assembly is controlled separating and closing between rotor and rotating shaft flange and closed.There is following defective in this instruction Wiper blade type liquid eddy current rail brake: rotor has stator outward, and stator is an independently accessory of a branch, and this has just caused needs independently stator to be processed, and has caused the cost height.And under the same volume of retarder, stator can not be done too thickly, and this has just caused retarder when work, stator under powerful hydraulic pressure, easy deformation and influenced the performance of retarder.In addition, the existence of stator makes the retarder structure become complicated.
The model utility content
The utility model technical issues that need to address, i.e. the purpose of this utility model, be for provide a kind of simple in structure, cost is low, the Wiper blade type liquid eddy current rail brake of the improvement structure of stable performance.
The purpose of this utility model can reach by taking following technical measures:
Improve the Wiper blade type liquid eddy current rail brake of structure, comprise shell, be positioned at the brake structure and the main shaft flange of shell; The main shaft flange is positioned at the middle part of shell and is connected with truck drive shaft, but main shaft flange opposite shell is rotated the toroidal cavity by the sealing of rotary oil seal device, a sealing of formation between main shaft flange and the shell; Its structural feature is: brake structure is constituted, is positioned at toroidal cavity and passed through a Bearing Installation on the main shaft flange by rotor; The outer wall of rotor is provided with some bars of scraping, and scrapes the scraping blade that is provided with slide relative in the bar; Rotor is connected with the main shaft flange by a clutch assembly; The intracavity diameter size of shell and rotor diameter size coupling, the inner wall surface of shell is provided with the arc-shaped concave more than or two, and the initial and end tail end of arc-shaped concave is respectively equipped with the oil inlet hole and the oil outlet that can be in communication with the outside.
The main shaft flange is connected with truck drive shaft, and each is scraped and be provided with the scraping blade that can slide in the bar in scraping bar, and scraping blade slides in scraping bar along the radial direction of rotor; Rotor is connected with the main shaft flange by a clutch assembly, controls separating and closing between rotor and main shaft flange by clutch assembly and closes.
The purpose of this utility model can also take following measure to reach:
Described shell can be made up of housing and protecgulum, and rotor is positioned at housing, the intracavity diameter size of housing and rotor diameter size coupling, and the inner wall surface of housing is provided with the arc-shaped concave more than or two; Seal and form the toroidal cavity of a sealing between main shaft flange and housing, protecgulum with the rotary oil seal device.
The inwall wall of described housing can be provided with two arc-shaped concaves, described two arc-shaped concaves are distributed in the disc of inner chamber of housing, have the import with extraneous pipeline connection near the oil inlet hole of one of them arc-shaped concave, have outlet near another arc-shaped concave oil outlet with extraneous pipeline connection.
The inwall wall of described housing can be provided with three arc-shaped concaves, described three arc-shaped concaves are distributed in the disc of inner chamber of housing, in described three arc-shaped concaves, circumferentially have the import with extraneous pipeline connection near the oil inlet hole of first arc-shaped concave, have outlet near circumferential the 3rd the arc-shaped concave oil outlet with extraneous pipeline connection.
The utlity model has following outstanding effect:
The utility model is owing to need not there is not stator in shell, and arc-shaped concave that stator inner wall has in the prior art is arranged on the inwall of housing, and oil outlet, oil inlet hole be located at the arc-shaped concave initial and end end of inner walls, therefore, have simple in structure, advantage of low manufacturing cost.Under the retarder situation the same with original volume, the thickness that can add thick shell makes the thickness of housing be enough to deal with the hydraulic pressure that acts on the inwall of housing when retarder is worked, and can not produce distortion, can keep the unanimity of retarder performance for a long time, reduce maintenance rate.
Description of drawings
Fig. 1 is the utility model embodiment 1 a structure sectional view.
Fig. 2 is the schematic representation of the utility model embodiment 1 when raising protecgulum, clutch assembly.
Fig. 3 is the schematic representation of the utility model embodiment 1 housing.
Fig. 4 is the structure sectional view of the utility model housing.
Fig. 5 is the structure sectional view of the utility model embodiment 2 housings.
Embodiment
Below in conjunction with specific embodiment the utility model is specifically described.
Specific embodiment 1:
Referring to figs. 1 through Fig. 4, present embodiment is made of shell 1, the brake structure 2 that is positioned at shell, main shaft flange 3.Main shaft flange 3 is connected with truck drive shaft; Described shell 1 is made up of housing 4 and protecgulum 5, and main shaft flange 3 is positioned at the middle part of shell 1, but 1 rotation of main shaft flange 3 opposite shell, and main shaft flange 3 is connected with shell 1 by bearing 9, bearing 17.5 of main shaft flange 3 and housing 4, protecgulums be with 6 sealings of rotary oil seal device, and main shaft flange 3 and housing 4, protecgulum 5 form the toroidal cavity 7 of a sealing.Brake structure 2 is positioned at described toroidal cavity 7, is made of rotor 8, and rotor 8 is installed on the main shaft flange 3 by a bearing 9.The outer wall of rotor 8 is provided with some bars 10 of scraping, and each is scraped and be provided with the scraping blade 11 that can slide in the bar 10 in scraping bar 10, and scraping blade 11 slides along the radial direction of rotor 8.Rotor 8 is connected with main shaft flange 3 by a clutch assembly 18, and separating and close and closing of rotors 8 and 3 of alternation of hosts's shaft flanges controlled in clutch assembly 18.
The intracavity diameter of housing 4 size and rotor 8 external diameters size coupling, the inwall wall of housing 4 are provided with in the disc of inner chamber that 12, two arc-shaped concaves 12 of two arc-shaped concaves are distributed in housing 4.The initial and end tail end of described arc-shaped concave 12 is respectively equipped with the oil inlet hole 13 and the oil outlet 14 that can be in communication with the outside, and oil inlet hole 13 and oil outlet 14 are curved of the opening at arc-shaped concave 12 places.Oil inlet hole 13 passes the end face that housing is connected with protecgulum with oil outlet 14, and passes protecgulum.In two arc-shaped concaves 12, have the import 15 with extraneous pipeline connection near the oil inlet hole 13 of an arc-shaped concave 12, have outlet 16 near other arc-shaped concave 12 oil outlets 14 with extraneous pipeline connection.During use, with the oil outlet 14 of oil inlet hole 13 and another arc-shaped concave 12 on arc-shaped concave 12 of a pressure regulator valve connection.Equally, Sheng Xia oil inlet hole 13 and oil outlet 14 also are communicated with another pressure regulator valve.Import 15, outlet 16 are communicated with outside hydraulic oil cooling line.Like this, during retarder work, because the existence of arc-shaped concave is the low pressure area of hydraulic oil near oil inlet hole 13 places, this moment, low pressure area was outwards inhaled hydraulic oil.Near oil inlet hole 14 places is the zone of high pressure of hydraulic oil, and the zone of high pressure is to input hydraulic pressure oil, and the rotation that produces resistance prevention scraping blade.In the process of retarder work, two arc-shaped concave 12 interior hydraulic oil carry out inner loop by oil outlet, pressure regulator valve, oil inlet hole.Carry out the external refrigeration circulation by import 15, outlet 16.Simple in structure, the low cost of manufacture of this kind retarder.Under the retarder situation the same with original volume, can add the thickness of thick shell, make the thickness of housing be enough to deal with the hydraulic pressure that acts on the inwall of housing when retarder is worked, can not produce distortion, can keep the unanimity of retarder performance for a long time.
Specific embodiment 2:
With reference to Fig. 5, the characteristics of present embodiment are: the inwall wall of housing 4 is provided with an arc-shaped concave 12, and the initial and end tail end of arc-shaped concave 12 is respectively equipped with the oil inlet hole 13 and the oil outlet 14 that can be in communication with the outside.During use, utilize pipeline to be communicated with oil inlet hole 13 and oil outlet 14, carry out the inner loop of hydraulic oil by pressure regulator valve.In order to carry out external refrigeration circulation, import, outlet that also can setting is connected with the external refrigeration pipeline near the shell body wall oil inlet hole 13 and the oil outlet 14.All the other are with embodiment 1.
Specific embodiment 3:
The characteristics of present embodiment are: the inwall wall at housing 4 is provided with three arc-shaped concaves 12, described three arc-shaped concaves 12 are distributed in the disc of inner chamber of housing 4, in described three arc-shaped concaves 12, circumferentially have the import 15 with extraneous pipeline connection near the oil inlet hole of first arc-shaped concave 12, have outlet 16 near circumferential the 3rd the arc-shaped concave oil outlet with extraneous pipeline connection.All the other are with embodiment 1.
Claims (4)
1, improves the Wiper blade type liquid eddy current rail brake of structure, comprise shell (1), be positioned at the brake structure (2) and the main shaft flange (3) of shell; Main shaft flange (3) is positioned at the middle part of shell (1) and is connected with truck drive shaft, main shaft flange (3) but opposite shell (1) is rotated the toroidal cavity (7) by rotary oil seal device (6) sealing, a sealing of formation between main shaft flange (3) and the shell (1); It is characterized in that: brake structure (2) constitutes, is positioned at toroidal cavity (7) by rotor (8) and is installed on the main shaft flange (3) by a bearing (9); The outer wall of rotor (8) is provided with some bars (10) of scraping, and scrapes the scraping blade (11) that is provided with slide relative in the bar (10); Rotor (8) is connected with main shaft flange (3) by a clutch assembly; The intracavity diameter size of shell (1) and rotor (8) external diameter size coupling, the inner wall surface of shell (1) is provided with the arc-shaped concave (12) more than or two, and the initial and end tail end of arc-shaped concave (12) is respectively equipped with the oil inlet hole (13) and the oil outlet (14) that can be in communication with the outside.
2, the Wiper blade type liquid eddy current rail brake of improvement structure according to claim 1, it is characterized in that: described shell (1) is made up of housing (4) and protecgulum (5), rotor (8) is positioned at housing (4), the intracavity diameter size of housing (4) and rotor (8) external diameter size coupling, the inner wall surface of housing (4) is provided with the arc-shaped concave (12) more than or two; Seal and form the toroidal cavity (7) of a sealing between main shaft flange (3) and housing (4), protecgulum (5) with rotary oil seal device (6).
3, the Wiper blade type liquid eddy current rail brake of improvement structure according to claim 2, it is characterized in that: the inwall wall of housing (4) is provided with two arc-shaped concaves (12), described two arc-shaped concaves (12) are distributed in the disc of inner chamber of housing (4), have the import (15) with extraneous pipeline connection near the oil inlet hole (13) of one of them arc-shaped concave (12), have outlet (16) near another arc-shaped concave (12) oil outlet (14) with extraneous pipeline connection.
4, the Wiper blade type liquid eddy current rail brake of improvement structure according to claim 2, it is characterized in that: the inwall wall of described housing (4) is provided with three arc-shaped concaves (12), described three arc-shaped concaves (12) are distributed in the disc of inner chamber of housing (4), in described three arc-shaped concaves (12), circumferentially have the import (15) with extraneous pipeline connection near the oil inlet hole of first arc-shaped concave (12), have outlet (16) near circumferential the 3rd the arc-shaped concave oil outlet with extraneous pipeline connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620060303 CN2906200Y (en) | 2006-06-14 | 2006-06-14 | Turbine type liquid eddy current rail brake with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620060303 CN2906200Y (en) | 2006-06-14 | 2006-06-14 | Turbine type liquid eddy current rail brake with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2906200Y true CN2906200Y (en) | 2007-05-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620060303 Expired - Fee Related CN2906200Y (en) | 2006-06-14 | 2006-06-14 | Turbine type liquid eddy current rail brake with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2906200Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010017699A1 (en) * | 2008-08-14 | 2010-02-18 | Ou Pinwei | Water-cooling scraping blade type liquid eddy flow retarder for automobile |
| CN104487724A (en) * | 2012-08-13 | 2015-04-01 | 新日铁住金株式会社 | Fluid-type deceleration device |
| CN106460962A (en) * | 2014-05-09 | 2017-02-22 | 舍弗勒技术股份两合公司 | Clutch arrangement with an eddy current brake with reduced air gap |
| CN111189568A (en) * | 2020-03-19 | 2020-05-22 | 江苏兰菱机电科技有限公司 | Water vortex dynamometer |
-
2006
- 2006-06-14 CN CN 200620060303 patent/CN2906200Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010017699A1 (en) * | 2008-08-14 | 2010-02-18 | Ou Pinwei | Water-cooling scraping blade type liquid eddy flow retarder for automobile |
| CN104487724A (en) * | 2012-08-13 | 2015-04-01 | 新日铁住金株式会社 | Fluid-type deceleration device |
| US9656643B2 (en) | 2012-08-13 | 2017-05-23 | Nippon Steel & Sumitomo Metal Corporation | Retarding device using a fluid |
| CN106460962A (en) * | 2014-05-09 | 2017-02-22 | 舍弗勒技术股份两合公司 | Clutch arrangement with an eddy current brake with reduced air gap |
| US10260571B2 (en) | 2014-05-09 | 2019-04-16 | Schaeffler Technologies AG & Co. KG | Clutch device with eddy current brake with reduced air gap |
| CN106460962B (en) * | 2014-05-09 | 2019-07-02 | 舍弗勒技术股份两合公司 | Clutch arrangement with an eddy current brake with reduced air gap |
| CN111189568A (en) * | 2020-03-19 | 2020-05-22 | 江苏兰菱机电科技有限公司 | Water vortex dynamometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FOSHAN SHUNCHEAN AUTO PARTS TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: OU PINWEI Effective date: 20110217 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 528300 NO. 10, PINGGUI ROAD, DALIANG SUBDISTRICT, SHUNDE DISTRICT, FOSHAN CITY, GUANGDONG PROVINCE TO: 528300 INDUSTRIAL ZONE, WUSHA VILLAGE 3, DALIANG SUBDISTRICT, SHUNDE DISTRICT, FOSHAN CITY, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110217 Address after: 528300 Industrial Zone, five sand three village, Daliang street, Shunde District, Guangdong, Foshan Patentee after: Foshan Shunchean Automobile Parts Technology Co., Ltd. Address before: 528300, No. 10, Gui Gui Road, Daliang street, Shunde District, Guangdong, Foshan Patentee before: Qu Pinwei |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070530 Termination date: 20120614 |