CN202827628U - Air spring buffering car stopper - Google Patents
Air spring buffering car stopper Download PDFInfo
- Publication number
- CN202827628U CN202827628U CN 201220540094 CN201220540094U CN202827628U CN 202827628 U CN202827628 U CN 202827628U CN 201220540094 CN201220540094 CN 201220540094 CN 201220540094 U CN201220540094 U CN 201220540094U CN 202827628 U CN202827628 U CN 202827628U
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- air bellow
- shroud
- back shroud
- energy disperser
- fixedly installed
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Abstract
The utility model discloses an air spring buffering car stopper which comprises an air spring buffer and a fixing rail, wherein the air spring buffer is connected with the fixed rail in a sliding mode through a guiding support device, a force transmission cylinder is fixedly connected to the rear end of the air spring buffer, the force transmission cylinder is fixedly connected with a car stopping frame connected on the fixed rail in a sliding mode, and an air supply device is further connected with the air spring buffer. In necessity, the air spring buffer and the force transmission cylinder are also fixedly connected with a hydraulic buffer. The air spring buffering car stopper further eliminates failures that according to an existing hydraulic buffering car stopper, under the car stopping conditions of high speed, high momentum and impact force eccentricity, a buffer hydraulic seal is prone to abrasion, response is suspended, and the like, resolves the technical problems that due to instant generation of huge impact force, a buffering system is damaged and buffering is invalid, and guarantees car sopping safety under the conditions of the high speed, the high momentum and the impact force eccentricity.
Description
Technical field
The utility model relates to railway and track traffic security appliance field, specifically refers to a kind of air bellow buffer stop.
Background technology
Alley stopping device is arranged on the track of line terminal, and the car team that slide is entered circuit applies braking force, forces the passivity safety facilities of its parking.
Existing rolling stock gear stop device, all kinds of stop buffers for example, mainly be to implement gear for the runaway vehicle of shunting service to stop, the fair hundreds of tons of car group, the speed of a motor vehicle generally is lower than 10km/h, extreme 10 ~ 20km/h, regulation and stipulation car impact test speed is that 8km/h(sees " railway vehicle Intensity Design and test for identification standard " TB/1335); Urban track traffic holds to the greatest extent car stop to propose the requirement that gear stops train to the specific circuit track, its speed per hour is that 15km/h(sees " urban rail transit technology standard " GB50490-2009), as seen, the speed of keeping off a car of traditional alley stopping device is low, momentum generally is lower than 1MJ, indivedual 1 ~ 3MJ.
Along with railway speed increase, the passivity safety precaution has proposed on catch siding train out of control to be kept off the requirement that stops, its speed high (can reach more than the 50km/h), quality large (can reach more than the 1000t), momentum can reach 105 ~ 270MJ and more than, namely the demand of braking potential of gear stop device improved 1 to 2 order of magnitude.Proposed new demand for the shock absorber of the equipment of keeping off a car with large momentum at a high speed.
The shock absorber of existing alley stopping device generally adopts rubber plate contactless switch, water bumper or its combination.At a high speed, under the large momentum impact condition, the rubber plate contactless switch is too small because being out of shape, and causes that to produce impulsive force excessive and damage alley stopping device.The faults such as bad seals, response interruption easily occur in factor and water bumper is high owing to collision velocity, momentum is large, the hitch height difference of all types of car teams and shock point do not produce impulsive force off-centre between two parties etc., can cause instantaneous generation enormous impact power damage buffer system, make buffer invalidation.
The utility model content
The purpose of this utility model is exactly the deficiency that exists for the above-mentioned background technology, provides a kind of for provide the air bellow of reliably keeping off a car buffer stop under high speed, large momentum, the eccentric condition of impulsive force, in order to guarantee to keep off a car safety.
The technical solution of the utility model is: a kind of air bellow buffer stop, comprise air bellow energy disperser and trapped orbit, it is characterized in that: described air bellow energy disperser is by guiding support device and trapped orbit sliding block joint, described air bellow energy disperser comprises front shroud, back shroud, described guiding support device comprises pilot bar and supporting bracket, described pilot bar passes and is arranged on front shroud, the pilot hole of back shroud periphery, pilot bar is provided with caging bolt in the outer end of front shroud and back shroud, described supporting bracket comprises the first strut bar, vertical connecting rod and tranverse connecting rod, described the first strut bar is divided into front support rod and back support rod, the upper end of front support rod and back support rod all is fixedly connected on the front shroud, the lower end of front support rod is fixedly connected on the rail head slip overshoes, rail head of rail sliding block joint on rail head slip overshoes and the trapped orbit, the lower end of back support rod is fixedly installed on the first rail surface sliding panel, the first rail surface sliding panel and trapped orbit sliding block joint; Air bellow energy disperser rear end is fixedly connected with the power transmission cylinder, and the power transmission cylinder is captiveed joint with the vehicle blocking frame on being slidingly connected at trapped orbit, and the air bellow energy disperser also is connected with making-up air device.
In such scheme:
Pilot hole diameter on the described front shroud can allow like this front shroud to bear and produce certain rotation when eccentric impact is slided along pilot bar greater than the diameter of pilot bar.
Be provided with the second strut bar between described back shroud and the trapped orbit, the upper end of the second strut bar is fixedly installed on the back shroud, the lower end of the second strut bar is fixedly installed on the second rail surface sliding panel with the trapped orbit sliding block joint, and design can born kinetic energy further restriction back shroud effect of moving to other directions when larger when back shroud like this.
Described air bellow energy disperser also comprises contactless switch and air bellow, contactless switch is fixedly installed on the front shroud, the air bellow sealing is fixedly installed between front shroud and the back shroud, also is provided with spacing rubber cushion between air bellow and the back shroud, and back shroud is fixedly installed on the end of power transmission cylinder.Distance when the thickness of the spacing rubber cushion in the air bellow energy disperser is not less than air bellow and is compressed into minimum between the air bellow front/rear cover plate, the length of the pilot bar in the guiding support device should satisfy air bellow and open the possible extreme length of stretching.
Described spacing elastic mounting is arranged on the back shroud.
Described air bellow, front shroud, back shroud and spacing rubber cushion all with the concentricity axle of power transmission cylinder.
Described making-up air device comprises check valve and blowdown pipe, described check valve is fixedly installed on the back shroud of air bellow energy disperser, check valve is connected with being arranged on the gas thread air intake that back shroud is provided with, and the check valve other end is connected with blowdown pipe, and blowdown pipe is connected with external source of the gas.Check valve and blowdown pipe are in off-state at ordinary times, only are connected with check valve when air bellow needs tonifying Qi.
Also be provided with water bumper between described air bellow energy disperser and the power transmission cylinder, water bumper can increase total kilometrage and the absorbed energy of the buffering of keeping off a car, make the effect of keeping off a car safer, be provided with the second strut bar between back shroud and the trapped orbit, also can play a supporting role to water bumper.
Described water bumper comprises plunger, oil cylinder, fuel tank, described fuel tank is fixedly installed on the oil cylinder top, the front end-plate of described plunger is captiveed joint with the back shroud of air bellow energy disperser, the back-end sealing of plunger is in oil cylinder, and the back-end sealing of oil cylinder also is connected with power transmission cylinder back segment by flange.Water bumper and air bellow combination buffering have increased the total kilometrage of the buffering of keeping off a car, and more are applicable to the buffering that high speed, large momentum, eccentric train are kept off a car.
The utility model with the air bellow inflation, after the inflation disconnects appendix and check valve before putting into effect.When at a high speed, during the contactless switch of large momentum, eccentric train collision air bellow energy disperser, air bellow summary responses car team at a high speed, eccentric impact, and compressed distortion, in time performance buffering and absorbed energy effect.Under the constraint of supporting bracket and rail head slip overshoes, the front shroud of air bellow energy disperser only can slide along the identical direction of horizontally disposed trapped orbit direction, limits it and moves to other directions.Under the effect of eccentric impulsive force, front shroud may have trace to rotate, and the pilot hole diameter on the front shroud is greater than the diameter of pilot bar, and design is exactly to allow front shroud to bear eccentric the impact to produce necessarily rotation when sliding along pilot bar like this.According to pascal's principle as can be known, when front shroud bears eccentric force when collision, what back shroud passed to the power transmission cylinder with joint efforts must be concentric with the power transmission cylinder.
The utility model has overcome existing hydraulic buffer stopper, under high speed, large momentum, impulsive force off-centre are kept off a car condition the energy disperser hydraulic packing occuring easily weares and teares, responds the faults such as interruption, solved the technical matters that instantaneous generation enormous impact power is damaged buffer system, made buffer invalidation, guaranteed at a high speed, large momentum, impulsive force off-centre are kept off a car the safety of keeping off a car under the condition.
Description of drawings
Fig. 1 is that the utility model integral structure master looks scheme drawing.
Fig. 2 is the utility model integral structure schematic side view.
Fig. 3 is the structural representation that water bumper is set between air bellow energy disperser and the power transmission cylinder.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, is convenient to be well understood to the utility model, but they do not consist of restriction to the utility model.
A kind of air bellow buffer stop as shown in Figure 1 and Figure 2, comprise air bellow energy disperser 1 and trapped orbit 6, described air bellow energy disperser 1 is by guiding support device 2 and trapped orbit 6 sliding block joints, air bellow energy disperser 1 rear end is fixedly connected with power transmission cylinder 4, power transmission cylinder 4 is captiveed joint with the vehicle blocking frame 7 on being slidingly connected at trapped orbit 6, and air bellow energy disperser 1 also is connected with making-up air device 3.
Specific descriptions are: air bellow energy disperser 1 comprises front shroud 1-1, back shroud 1-3 and air bellow 1-2, air bellow 1-2 sealing is fixedly installed between front shroud 1-1 and the back shroud 1-3, also be provided with spacing rubber cushion 1-4 between air bellow 1-2 and the back shroud 1-3, spacing rubber cushion 1-4 is fixedly installed on the back shroud 1-3, the thickness of spacing rubber cushion 1-4 is not less than air bellow 1-2 and is compressed into the distance between hour front shroud 1-1 and back shroud 1-3, be fixed with contactless switch 1-5 on the front shroud 1-1, back shroud 1-3 is fixedly installed on the end of power transmission cylinder 4, wherein air bellow 1-2, front shroud 1-1, back shroud 1-3 and spacing rubber cushion 1-4 all with power transmission cylinder 4 concentricity axles.
Guide support support 2 comprises pilot bar 2-1 and supporting bracket, pilot bar 2-1 passes the pilot hole that is arranged on front shroud 1-1, the back shroud 1-2 periphery, pilot bar 2-1 is provided with caging bolt at front shroud 1-1 and back shroud 1-3 outer end, caging bolt restriction air bellow 1-2 only can stretch between caging bolt, can satisfy air bellow 1-2 and open the possible extreme length of stretching, and the pilot hole diameter on the front shroud 1-1 is greater than the diameter of pilot bar 2-1, and design can allow front shroud 1-1 to bear and produce certain rotation when eccentric impact is slided along pilot bar 2-1 like this; Supporting bracket comprises the first strut bar 2-2, vertical connecting rod 2-3 and tranverse connecting rod 2-4, the first strut bar 2-2 is divided into front support rod and back support rod, the upper end of front support rod and back support rod all is fixedly connected on the front shroud 1-1, the lower end of front support rod is fixedly connected on the rail head slip overshoes 2-5, rail head of rail sliding block joint on rail head slip overshoes 2-5 and the trapped orbit 6, the lower end of back support rod is fixedly installed on the first rail surface sliding panel 2-6, the first rail surface sliding panel 2-6 and trapped orbit 6 sliding block joints.
Making-up air device 3 comprises check valve 3-1 and blowdown pipe 3-2, check valve 3-1 is fixedly installed on the back shroud 1-3 of air bellow energy disperser 1, check valve 3-1 and be arranged on the gas thread air intake that back shroud (1-3) is provided with and connect, the check valve 3-1 other end is connected with blowdown pipe 3-2, and blowdown pipe 3-2 is connected with external source of the gas.When blowdown pipe 3-2 is flat and check valve 3-1 disconnect, only when air bellow 1-2 needs tonifying Qi, be connected with check valve 3-1.
The described air bellow buffer stop of present embodiment with air bellow 1-2 inflation, after the inflation disconnects appendix and check valve 3-1 before putting into effect.When at a high speed, during the contactless switch 1-5 of large momentum, eccentric train collision air bellow energy disperser 1, air bellow 1-2 summary responses car team at a high speed, eccentric impact, and compressed distortion, in time performance buffering and absorbed energy effect.Under the constraint of supporting bracket and rail head slip overshoes 2-5, the front shroud 1-1 of air bellow energy disperser 1 only can slide along pilot bar 2-1 direction, limits it and moves to other directions.Under the effect of eccentric impulsive force, front shroud 1-1 may have trace to rotate, and the pilot hole diameter on the protecgulum 1-1 is greater than the diameter of pilot bar 2-1, and design is exactly to allow front shroud 1-1 to bear eccentric the impact to produce necessarily rotation when sliding along pilot bar 2-1 like this.
The utility model has overcome existing hydraulic buffer stopper, under high speed, large momentum, impulsive force off-centre are kept off a car condition the energy disperser hydraulic packing occuring easily weares and teares, responds the faults such as interruption, solved the technical matters that instantaneous generation enormous impact power is damaged buffer system, made buffer invalidation, guaranteed at a high speed, large momentum, impulsive force off-centre are kept off a car the safety of keeping off a car under the condition.
A kind of improvement as present embodiment, as shown in Figure 3, can between air bellow energy disperser 1 and power transmission cylinder 3, water bumper 5 be set, described water bumper 5 comprises plunger 5-2, oil cylinder 5-3, fuel tank 5-5, fuel tank 5-5 is fixedly installed on oil cylinder 5-3 top, the front end-plate 5-1 of plunger 5-2 is captiveed joint with the back shroud 1-3 of air bellow energy disperser 1, and the back-end sealing of plunger 5-2 is in oil cylinder 5-3, and the back-end sealing of oil cylinder 5-3 also is connected with power transmission cylinder 4 back segments by flange 5-4.This water bumper oil cylinder 5-3 had not only made oil cylinder but also had been a section of power transmission cylinder 4.This moment is owing to be connected with water bumper behind the back shroud 1-3, can between back shroud 1-3 and trapped orbit 6, be provided with the second strut bar (not shown in FIG.), one end of the second strut bar is fixedly installed on the back shroud 1-3, the other end of the second strut bar is fixedly installed on the second rail surface sliding panel (not shown in FIG.) with trapped orbit 6 sliding block joints, can play a supporting role like this and makes the plunger of water bumper avoid bearing eccentric force.And the combination of water bumper 5 and air bellow energy disperser 1 buffering has increased the total kilometrage of keeping off a car and cushioning, and more is applicable to the buffering that high speed, large momentum, eccentric train are kept off a car.
Claims (9)
1. air bellow buffer stop, comprise air bellow energy disperser (1) and trapped orbit (6), it is characterized in that: described air bellow energy disperser (1) is by guiding support device (2) and trapped orbit (6) sliding block joint, described air bellow energy disperser (1) comprises front shroud (1-1), back shroud (1-3), described guiding support device (2) comprises pilot bar (2-1) and supporting bracket, described pilot bar (2-1) passes and is arranged on front shroud (1-1), the pilot hole of back shroud (1-3) periphery, pilot bar (2-1) is provided with caging bolt at front shroud (1-1) and back shroud (1-3) outer end, described supporting bracket comprises the first strut bar (2-2), vertical connecting rod (2-3) and tranverse connecting rod (2-4), described the first strut bar (2-2) is divided into front support rod and back support rod, the upper end of front support rod and back support rod all is fixedly connected on the front shroud (1-1), the lower end of front support rod is fixedly connected on the rail head slip overshoes (2-5), rail head of rail sliding block joint on rail head slip overshoes (2-5) and the trapped orbit (6), the lower end of back support rod is fixedly installed on the first rail surface sliding panel (2-6), the first rail surface sliding panel (2-6) and trapped orbit (6) sliding block joint; Air bellow energy disperser (1) rear end is fixedly connected with power transmission cylinder (4), and power transmission cylinder (4) is captiveed joint with the vehicle blocking frame (7) on being slidingly connected at trapped orbit (6), and air bellow energy disperser (1) also is connected with making-up air device (3).
2. air bellow buffer stop according to claim 1, it is characterized in that: the pilot hole diameter on the described front shroud (1-1) is greater than the diameter of pilot bar (2-1).
3. air bellow buffer stop according to claim 1, it is characterized in that: be provided with the second strut bar between described back shroud (1-2) and the trapped orbit (6), the upper end of the second strut bar is fixedly installed on the back shroud (1-3), and the lower end of the second strut bar is fixedly installed on the second rail surface sliding panel with trapped orbit (6) sliding block joint.
4. air bellow buffer stop according to claim 1, it is characterized in that: described air bellow energy disperser (1) also comprises contactless switch (1-5) and air bellow (1-2), contactless switch (1-5) is fixedly installed on the front shroud (1-1), air bellow (1-2) sealing is fixedly installed between front shroud (1-1) and the back shroud (1-3), also be provided with spacing rubber cushion (1-4) between air bellow (1-2) and the back shroud (1-3), back shroud (1-3) is fixedly installed on the end of power transmission cylinder (4).
5. air bellow buffer stop according to claim 4, it is characterized in that: described spacing rubber cushion (1-4) is fixedly installed on the back shroud (1-3).
6. air bellow buffer stop according to claim 5 is characterized in that: described air bellow (1-2), front shroud (1-1), back shroud (1-3) and spacing rubber cushion (1-4) all with the concentricity axle of power transmission cylinder (4).
7. air bellow buffer stop according to claim 1, it is characterized in that: described making-up air device (3) comprises check valve (3-1) and blowdown pipe (3-2), described check valve (3-1) is fixedly installed on the back shroud (1-3) of air bellow energy disperser (1), check valve (3-1) be arranged on the gas thread air intake that back shroud (1-3) is provided with and connect, check valve (3-1) other end is connected with blowdown pipe (3-2), and blowdown pipe (3-2) is connected with external source of the gas.
8. air bellow buffer stop according to claim 1 is characterized in that: also be provided with water bumper (5) between described air bellow energy disperser (1) and the power transmission cylinder (4).
9. air bellow buffer stop according to claim 8, it is characterized in that: described water bumper (5) comprises plunger (5-2), oil cylinder (5-3), fuel tank (5-5), described fuel tank (5-5) is fixedly installed on oil cylinder (5-3) top, the front end-plate (5-1) of described plunger (5-2) is captiveed joint with the back shroud (1-3) of air bellow energy disperser (1), the back-end sealing of plunger (5-2) is in oil cylinder (5-3), and the back-end sealing of oil cylinder (5-3) also is connected with power transmission cylinder (4) back segment by flange (5-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540094 CN202827628U (en) | 2012-10-19 | 2012-10-19 | Air spring buffering car stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540094 CN202827628U (en) | 2012-10-19 | 2012-10-19 | Air spring buffering car stopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202827628U true CN202827628U (en) | 2013-03-27 |
Family
ID=47939397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220540094 Expired - Lifetime CN202827628U (en) | 2012-10-19 | 2012-10-19 | Air spring buffering car stopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202827628U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874275A (en) * | 2012-10-19 | 2013-01-16 | 中铁第四勘察设计院集团有限公司 | Air spring buffer car stop |
| CN107938881A (en) * | 2017-11-27 | 2018-04-20 | 重庆交通大学 | Car carwash buffer |
-
2012
- 2012-10-19 CN CN 201220540094 patent/CN202827628U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874275A (en) * | 2012-10-19 | 2013-01-16 | 中铁第四勘察设计院集团有限公司 | Air spring buffer car stop |
| CN102874275B (en) * | 2012-10-19 | 2015-09-02 | 中铁第四勘察设计院集团有限公司 | Air bellow buffer stop |
| CN107938881A (en) * | 2017-11-27 | 2018-04-20 | 重庆交通大学 | Car carwash buffer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |