CN106627655A - Electro-hydraulic speed reducer - Google Patents
Electro-hydraulic speed reducer Download PDFInfo
- Publication number
- CN106627655A CN106627655A CN201710093509.9A CN201710093509A CN106627655A CN 106627655 A CN106627655 A CN 106627655A CN 201710093509 A CN201710093509 A CN 201710093509A CN 106627655 A CN106627655 A CN 106627655A
- Authority
- CN
- China
- Prior art keywords
- oil cylinder
- braking rail
- base
- electro
- braking
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/02—Track brakes or retarding apparatus
- B61K7/04—Track brakes or retarding apparatus with clamping action
- B61K7/08—Track brakes or retarding apparatus with clamping action operated pneumatically or hydraulically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Railway Tracks (AREA)
Abstract
The invention provides an electro-hydraulic speed reducer which comprises bases, a braking rail base, connecting plates, a crank throw, a connecting rod, a braking rail and an oil cylinder. The two bases are fixed together through two connecting plates, the two connecting plates are located on the front side and rear side between the two bases respectively, the oil cylinder is connected above the bases through an oil cylinder shaft, a braking rail is fixed to the braking rail base through fixing bolts, the fixing bolts are located on two sides of the braking rail base, the upper portion of the crank throw is close to the upper end of the braking rail base, and the lower portion of the braking rail base is embedded into the inner side of the base. The electro-hydraulic speed reducer adopts a single-cylinder braking mechanism of a double-clamp and flat-pushing brake mechanism and does not need adjustment of a distance between sleeper plates and installation of ballast beds replacing the sleeper plates, and constriction cost can be reduced. The oil cylinder is located above the sleeper plates, and convenience is brought to repair and maintenance. The connecting rod is close to a rail base to prevent rainwater invasion and soaking, and the service life is prolonged. The maintenance times of the oil cylinder are decreased, and the maintenance cost of the oil cylinder is reduced.
Description
Technical field
The invention belongs to hump yard car retarder apparatus field, more particularly, to a kind of electro-hydraulic decelerator.
Background technology
At present, two bases of electro-hydraulic decelerator are coordinated after fixed being rigidly connected together by intermediate connector end face,
Increase the reliability that electro-hydraulic decelerator is used.Oil cylinder develops with hydraulic technique, and oil cylinder can typically use an overhaul time
(8 years), but oil-proof failure interior during use can not be completely secured, so, oil cylinder needs unavoidably demolition and maintenance.But oil cylinder
Between two connectors, below plane on two type concrete slab sleepers, connector must be removed when changing oil cylinder, could more be changed oil
Cylinder.If between electro-hydraulic decelerator peace common pitch concrete slab sleeper, dismounting connector is all inconvenient.For this purpose, electro-hydraulic decelerator base is not
Obtain and used not as II type sleeper.
In sum electro-hydraulic decelerator existing problems are：1st, electro-hydraulic decelerator base needs to be used as II type sleeper,
Domestic electro-hydraulic decelerator belongs to railway communication signal to be responsible for, and sleeper safeguards that belonging to works department is responsible for, and new design equipment is in condition
Possess work business as far as possible and electric business equipment to separate；2nd, below plane on II type sleeper, dismounting oil cylinder is inconvenient, dismounting for oil cylinder
Oil cylinder needs to dismantle intermediate connector, wastes time and energy, and is unfavorable for the requirement of railway equipment rapidly removing faults；3rd, intermediate connector
Coordinate with base end face and fix, take station track space greatly, need concrete slab sleeper spacing big, work single carrying of business concrete slab sleeper increases, shadow
Ring its service life；4th, intermediate connector and base end face are bolted, and bolt looseness can affect fixed reliability；
5th, the relatively basic rail of drive mechanism rod member is too deep, and the draining of Some Domestic marshalling yard is poor, the easy blister of axle sleeve, affects its service life.
Electro-hydraulic decelerator adopts double fastener flat push type arrestment mechanism, and single cylinder arrestment mechanism, structure is novel, advanced technology, technology
It is practical, it is pioneering both at home and abroad.But there is problem above, if solution is bad, affect product promotion to use, therefore, research one
Plant new structure solution problem above very necessary.
The content of the invention
In view of this, it is contemplated that proposing a kind of hump yard car retarder equipment, the problems referred to above be can solve the problem that.
To reach above-mentioned purpose, the technical scheme is that what is be achieved in that：
A kind of electro-hydraulic decelerator, including base, braking rail chair, connecting plate, crank throw, connecting rod, braking rail and oil cylinder, two bottoms
Seat is secured together by two connecting plates, and two connecting plates are located at respectively the both sides in front and back located between two bases, and oil cylinder passes through
Oil cylinder axle is connected to base top, and the piston rod at oil cylinder two ends is connected to crank throw by connecting rod；
The braking rail is fixed on braking rail chair by fixing bolt, and fixing bolt is located at the both sides of braking rail chair,
Crank throw is connected on base by upper crank shaft and lower crank shaft, and rail chair is braked in the top of crank throw near the upper end of braking rail chair
Bottom be embedded in the inner side of base；
Fixed by plural bolt axle between the connecting plate and each base, and fastened with splined nut, often
Individual bolt axle is through base and two connecting plates.
Further, locking split pin is installed between the splined nut and bolt axle.
Further, the oil cylinder axle position is on connecting plate, and oil cylinder axle and the junction of connecting rod also be located at connecting plate it
On.
Further, the both sides of the connecting plate are respectively provided with 4 bolt axles.
Relative to prior art, electro-hydraulic decelerator of the present invention has the advantage that：
Concrete slab sleeper spacing can be adjusted using double fastener flat push type arrestment mechanism single cylinder arrestment mechanism, without replacement sleeper
The railway roadbed of plate is installed, it is possible to decrease construction cost；Oil cylinder on concrete slab sleeper, overhaul by convenient maintenance；The close flange of rail of connecting rod, prevents
Rainwater is invaded bubble and extends service life；The maintenance times of oil cylinder are reduced, the maintenance cost of oil cylinder is reduced.
Description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is A-A faces sectional view in Fig. 1；
Description of reference numerals：
1- bases；2- brakes rail chair；The top of 3- crank throws；4- nuts；The upper crank shafts of 5-；6- braking rails；7- fixing bolts；
Crank shaft under 8-；9- crank throws；10- connecting rods；11- splined nuts；12- connecting plates；13- bolt axles；14- oil cylinders；19- brakes rail chair
Bottom；The top of 20- bases；21- oil cylinder axles；The locking split pins of 22-.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment and the feature in embodiment in the present invention can phase
Mutually combination.
In describing the invention, it is to be understood that term " " center ", " longitudinal direction ", " horizontal ", " on ", D score,
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " is
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicates or dark
Showing the device or element of indication must have specific orientation, with specific azimuth configuration and operation therefore it is not intended that right
The restriction of the present invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In describing the invention, unless otherwise stated, " multiple "
It is meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing the present invention in detail.
As shown in Figure 1, 2, a kind of electro-hydraulic decelerator, including base 1, braking rail chair 2, connecting plate 12, crank throw 9, connecting rod 10,
Braking rail 6 and oil cylinder 14, two bases 1 are secured together by two connecting plates 12, and two connecting plates 12 are located at respectively two bottoms
Both sides before and after locating between seat 1, oil cylinder 14 is connected to the top of base 1 by oil cylinder axle 21, and the piston rod at the two ends of oil cylinder 14 leads to
Cross connecting rod 10 and be connected to crank throw 9.
The braking rail 6 is fixed on braking rail chair 2 by fixing bolt 7 and nut 4, and fixing bolt 7 is located at braking
The both sides of rail chair 2, crank throw 9 is connected on base 1 by upper crank shaft 5 and lower crank shaft 8, and the top 3 of crank throw is near braking rail
The upper end of seat 2, the bottom 19 of braking rail chair is embedded in the inner side on the top 20 of base, is used for through crank shaft on such crank throw 9
The length of axis hole just can shorten.
Fixed by bolt axle 13 between the connecting plate 12 and each base 1, and fastened with splined nut 11, the company
The both sides of fishplate bar 12 are respectively provided with 4 bolt axles 13.Locking split pin 22 is installed between the splined nut 11 and bolt axle 13.Often
Individual bolt axle 13 is sequentially passed through in connecting plate 12, base 1, connecting plate 12, splined nut 11 and locking split pin 22.
The oil cylinder axle 21 is located on connecting plate 12, and oil cylinder axle 21 also is located at connecting plate 12 with the junction of connecting rod 10
On.
Improve through above structure design, the oil cylinder axle 21 of oil cylinder 14 from connecting plate 12 on move on on connecting plate 12,
Also more than plane on concrete slab sleeper, oil cylinder axle 21 is in the case where dismantling connecting plate 12 with regard to detachable oil cylinder 14.Improve
Afterwards, connecting rod 10 is also shifted up, the close stock rail flange of rail, to preventing rainwater immersed with certain adaptability, has also allowed for maintenance
Change.
Two bases 1 of new electro-hydraulic decelerator are secured together by two connecting plates 12, connecting plate 12 and each bottom
Fixed form is fixed by two or more bolt axle 13 through rigid shaft hole matching between seat 1, is then fastened with splined nut 11
To together, and locking split pin 22 is put in splined nut 11 and bolt axle 13.Wherein, the hole of bolt axle 13 and connecting plate 12 and
The hole of base 1 is all to coordinate to install, and gap value is very little, due to being two or more bolt axle 13, between connecting plate 12 and base 1
There is no rotation, so as to reach the purpose for rigidly fixing yet.Bolt axle 13 undertakes main stress, and bolt axle 13 sequentially passes through connection
Plate 12, base 1, connecting plate 12, splined nut 11 and split pin 22.So two sides connecting plate 12 is by bolt axle 13 and trough of belt spiral shell
Female 11 fasten, and connecting plate 12 is tightly pressed against into the two sides of base 1, bolt axle 13 and the bolt pretightening of splined nut 11, connect
Just there is certain frictional force between fishplate bar 12 and base 1, also just share a part of shearing force of bolt axle 13, increased base 1
Rigidly fix between connecting plate 12, so as to strengthen rigidly fixing for two relative positions of base 1, even if without frictional force,
New design connected mode can also be rigidly connected together two bases 1.This programme is actual when implementing, connecting plate 12 and each bottom
Between seat 1 it is rigidly fixed to together by 4 bolt axles 13.After so fixing, occupancy station track space is little, and reliability is high.
The preferred embodiment of the invention is the foregoing is only, it is all at this not to limit the invention
Within the spirit and principle of innovation and creation, any modification, equivalent substitution and improvements made etc. should be included in the invention
Protection domain within.
Claims (4)
1. a kind of electro-hydraulic decelerator, it is characterised in that：Including base (1), braking rail chair (2), connecting plate (12), crank throw (9), company
Bar (10), braking rail (6) and oil cylinder (14), two bases (1) are secured together by two connecting plates (12), two connecting plates
(12) both sides in front and back located between two bases (1) are located at respectively, and oil cylinder (14) is connected on base (1) by oil cylinder axle (21)
Side, the piston rod at oil cylinder (14) two ends is connected to crank throw (9) by connecting rod (10)；
The braking rail (6) is fixed in braking rail chair (2) by fixing bolt (7) and nut (4), and fixing bolt (7) position
In the both sides of braking rail chair (2), crank throw (9) is connected on base (1) by upper crank shaft (5) and lower crank shaft (8), crank throw
Near the upper end of braking rail chair (2), the bottom (19) of braking rail chair is embedded in the inner side on the top (20) of base on top (3)；
It is fixed by plural bolt axle (13) between the connecting plate (12) and each base (1), and use splined nut
(11) fasten, each bolt axle (13) is through base (1) and two connecting plates (12).
2. electro-hydraulic decelerator according to claim 1, it is characterised in that：The splined nut (11) and bolt axle (13) it
Between be installed with locking split pin (22).
3. electro-hydraulic decelerator according to claim 1, it is characterised in that：The oil cylinder axle (21) positioned at connecting plate (12) it
On, and the junction of oil cylinder axle (21) and connecting rod (10) also is located on connecting plate (12).
4. electro-hydraulic decelerator according to claim 1, it is characterised in that：The both sides of the connecting plate (12) are respectively provided with 4
Bolt axle (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093509.9A CN106627655A (en) | 2017-02-21 | 2017-02-21 | Electro-hydraulic speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710093509.9A CN106627655A (en) | 2017-02-21 | 2017-02-21 | Electro-hydraulic speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106627655A true CN106627655A (en) | 2017-05-10 |
Family
ID=58845771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710093509.9A Pending CN106627655A (en) | 2017-02-21 | 2017-02-21 | Electro-hydraulic speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106627655A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2815803Y (en) * | 2005-08-16 | 2006-09-13 | 李庆民 | Railway hydraulic controllable stopping device |
| US7140302B2 (en) * | 2000-09-08 | 2006-11-28 | Trackside Services, Inc. | Releasable skate retarder for railway cars |
| CN201313558Y (en) * | 2008-12-16 | 2009-09-23 | 西安优势铁路新技术有限责任公司 | Caliper style vehicle reducer-actuating unit |
| CN101585367A (en) * | 2009-07-02 | 2009-11-25 | 西安优势铁路新技术有限责任公司 | Vehicle speed-reducer implementation device with double-sided braking joist structure |
| RU100987U1 (en) * | 2010-07-30 | 2011-01-10 | Открытое акционерное общество "Научно-исследовательский и проектно-конструкторский институт информатизации, автоматизации и связи на железнодорожном транспорте" (ОАО "НИИАС") | LEVER HYDRAULIC WAGGER RETAILER |
| CN104015753A (en) * | 2014-06-27 | 2014-09-03 | 天津铁路信号有限责任公司 | Double-clamping flat-pushing non-gravity-type electro-hydraulic vehicle retarder |
| CN105383516A (en) * | 2015-12-14 | 2016-03-09 | 天津铁路信号有限责任公司 | Electro-hydraulic vehicle speed reducer base rigid connecting device |
| CN206589901U (en) * | 2017-02-21 | 2017-10-27 | 天津铁路信号有限责任公司 | A kind of electro-hydraulic decelerator |
-
2017
- 2017-02-21 CN CN201710093509.9A patent/CN106627655A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7140302B2 (en) * | 2000-09-08 | 2006-11-28 | Trackside Services, Inc. | Releasable skate retarder for railway cars |
| CN2815803Y (en) * | 2005-08-16 | 2006-09-13 | 李庆民 | Railway hydraulic controllable stopping device |
| CN201313558Y (en) * | 2008-12-16 | 2009-09-23 | 西安优势铁路新技术有限责任公司 | Caliper style vehicle reducer-actuating unit |
| CN101585367A (en) * | 2009-07-02 | 2009-11-25 | 西安优势铁路新技术有限责任公司 | Vehicle speed-reducer implementation device with double-sided braking joist structure |
| RU100987U1 (en) * | 2010-07-30 | 2011-01-10 | Открытое акционерное общество "Научно-исследовательский и проектно-конструкторский институт информатизации, автоматизации и связи на железнодорожном транспорте" (ОАО "НИИАС") | LEVER HYDRAULIC WAGGER RETAILER |
| CN104015753A (en) * | 2014-06-27 | 2014-09-03 | 天津铁路信号有限责任公司 | Double-clamping flat-pushing non-gravity-type electro-hydraulic vehicle retarder |
| CN105383516A (en) * | 2015-12-14 | 2016-03-09 | 天津铁路信号有限责任公司 | Electro-hydraulic vehicle speed reducer base rigid connecting device |
| CN206589901U (en) * | 2017-02-21 | 2017-10-27 | 天津铁路信号有限责任公司 | A kind of electro-hydraulic decelerator |
Non-Patent Citations (1)
| Title |
|---|
| 曹兴: "浅谈紧固螺纹联接使用方法", 《价值工程》 * |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |