CN1019372B - Automatic hermetically-connecting device of braking air pipe between vehicles - Google Patents
Automatic hermetically-connecting device of braking air pipe between vehiclesInfo
- Publication number
- CN1019372B CN1019372B CN 87103026 CN87103026A CN1019372B CN 1019372 B CN1019372 B CN 1019372B CN 87103026 CN87103026 CN 87103026 CN 87103026 A CN87103026 A CN 87103026A CN 1019372 B CN1019372 B CN 1019372B
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- CN
- China
- Prior art keywords
- spring
- axle
- airduct
- connecting panel
- hold
- 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.)
- Expired
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Abstract
Automatic hermetically-connecting device of braking air pipe between vehicles comprises transition air hose coupling, airduct coupling device, inlet base and hanging device etc.Inlet base is arranged on by the airduct coupling device, and the vent window compactor to the pinch-off seal redeeming is housed in it.Hanging device has the degree of freedom of six aspects.The airduct coupling device flexibly is connected on the floor underframe for vehicle by hanging device.This device has good sealing property, and adaptive ability is also more intense, has also simultaneously that device is simple, sealing part is few, volume is little, a maintenance, advantage such as easy to maintenance.
Description
The invention belongs to the railway vehicle technical field, particularly relate to a kind of rolling stock automatic hermetically-connecting device of braking air pipe between.
Braking air pipe between vehicles Automatic Link Establishment in the prior art, for example U.S. Pat 4015720 disclosed technical schemes are characterized in that vent window places in the airduct coupling device; Shifting axle has longitudinal travel and wind-guiding dual-use function; Mobile axle bed is connected on the floor underframe for vehicle rigidly by fixed support.This device has overcome the shortcoming of the braking air pipe Automatic Link Establishment existence that is installed on the hitch, still, still has obvious defects: the displacement degree of freedom that 1, has only X axis.Therefore, when car body produces other corner with respect to this device, cause its vent window junction seal failure easily and leak, even damage device.2, on complicated circuit during automatic engagement, the adaptive ability of device is poor; 3, sealing part is many, and the hidden danger that influences sealing property is many.4, volume is big.5, repair and maintenance inconvenience.
The disclosed technical scheme of U.S. Pat 2277184 and US2242265 and for example, although have six-freedom degree from its structure, owing to be subjected to the restriction of structure, its switching performance, through performance and sealing property are all very poor, can not be applicable to the line condition of complex state.For example: its connecting device is installed on the hitch, even under free state, with respect to car body a certain amount of level, vertical additional rotation angle has just been arranged.And for example: the vertical angle displacement degree of its coupler and horizontal angle displacement degree rely on fully to hold and hang the flexural deformation of spring in axial plane and realize, and the torsional freedom of coupler is subjected to Long Circle hole on the strut bar and the gap length between the ring on the suspension rod limits.Produce because the transverse horizontal displacement degree of connecting device is the cross travel with hitch, itself does not allow side travel with respect to hitch, and therefore, its gap is very little, and the torsional freedom of device proper is quite little.For another example: owing to leave certain clearance between the connector of coupler, when the relative normal acceleration of two vehicles was excessive, the longitudinal axis of two connecting devices can form the moment relative angle, made to connect to produce not closely connected leakage of moment; Perhaps when operation hitch transfer the moment of stretching to by compression lag behind and cause joint face generation not closely connected leakage of moment owing to hold the recovery of hanging spring.Thereby cause train local braking of moment.
The objective of the invention is, the defective at above-mentioned public technology scheme exists proposes a kind of have six-freedom degree and the more intense automatic hermetically-connecting device of braking air pipe between vehicles of adaptive ability.This device is not only applicable to standard technique grade railway, be applicable to also that industrial grade is low, wiring arrangement is complicated, the gradient is big, curve is many and the inner rail conditions of industrial enterprise that radius is especially little, and have good through performance, switching performance and sealing property.
According to purpose of the present invention, following concrete technical scheme is proposed:
Automatic hermetically-connecting device of braking air pipe between vehicles comprises transition air hose coupling, airduct coupling device, inlet base and hanging device etc.Inlet base is arranged on by the airduct coupling device, and its front end vent window junction is connected to seal ring, and its rear end is taken over and crossed air hose coupling.The airduct coupling device flexibly is connected on the floor underframe for vehicle by hanging device.
In this device, the inlet base rear end is connected to the airduct Connection Block, and the vent window compactor to the pinch-off seal redeeming is housed in it, comprises pressure head, fixing ring, restoring spring, O RunddichtringO, seal groove.The pressure head head does not have fixing ring, and its body is with restoring spring, and its afterbody is enclosed within the airduct Connection Block, and the O RunddichtringO is housed in its seal groove.The restoring spring two ends act on respectively on pressure head and the airduct Connection Block.
In this device, hanging device hangs bearing, central axis seat, axis by holding, hold and hang spring, balance spring, connecting panel, backing plate, shifting axle, mobile axle bed, retracing spring and formed.Hold and hang bearing on floor underframe for vehicle; Axis and central axis seat are hinged, and are supported on to hold by central axis seat and hang on the bearing.The forward and backward axle body of axis is with respectively to hold and hangs spring and balance spring, and its forward and backward axle head is connected to connecting panel and backing plate respectively.Shifting axle and shifting axle cover for seat connect, and are supported on the connecting panel by axle bed, its front end air duct coupling device, termination retracing spring thereafter.The retracing spring other end acts on the connecting panel.
In addition, the hanging device in this device can also hang bearing, axis of revolution, erection support, central axis seat, ball pivot, ball pivot seat, axis by holding, hold and hang spring, balance spring, bottom bracket axle, connecting panel, backing plate, preceding nut, back nut, shifting axle, mobile axle bed, steel ball, flange, sleeve flange, semicircle card key, sleeve, retracing spring and dust boot and formed.Hold and hang on the erection support that bearing is connected on floor underframe for vehicle rotating shaft once on it.Central axis seat is made up of ball pivot and ball pivot seat.Axis is hinged with it, and is supported on to hold by central axis seat and hangs on the bearing.Axle body is with to hold and hangs spring before the axis, and its front end is fixed by preceding nut by bottom bracket axle on the connecting panel.The shifting axle cover for seat connects shifting axle on the connecting panel, forms above steel ball by one in it.The shifting axle front end is connected with the airduct coupling device by flange, and its rear end is connected to semicircle card key.Sleeve is connected on the connecting panel by flange, and retracing spring is housed in it.The retracing spring two ends act on the cover tube end plate respectively and firmly block on the key.Shifting axle leading portion sponson is with dust boot.
The present invention has following advantage:
1, on various utilization circuits, stream oriented device all can be connected braking air pipe when hitch connects extension automatically, and its vent window junction is the pinch-off seal circle automatically, thereby has guaranteed leak tightness, has improved the sealing property of system.
2, stream oriented device is not in case after connecting, just can produce relative motion.During as a rigid motion, have enough degree of freedom with respect to two vehicles; To adapt to the vertical discrepancy in elevation of vehicle that operating vehicle causes because of the difference of empty, loaded vehicle or normal acceleration, the longitudinal direction of car relative motion that the difference of horizontal acceleration causes, and by little curve, the lateral direction of car displacement that complex section such as steep gradient or track switch causes, and do not influence switching performance, through performance and sealing property.
3, the vent window pinch device can compress the fixing ring on the pressure head, is handing over the wind starting stage to guarantee train, even the blast deficiency can not produce leakage yet, and blast is high more, and sealing property is good more.Hitch transfers moment of stretching to by compression in the time of can preventing simultaneously the big or operation of the relative normal acceleration of two vehicles, and it is closely connected and cause the local braking of moment of train that two coupler joint faces produce moment.
Stream oriented device in connection procedure or the runtime adaptable ability more intense, be not only applicable to standard technique grade railway, be applicable to also that industrial grade is low, wiring arrangement is complicated, the gradient is big, curve is many and the inner rail conditions of industrial enterprise that radius is especially little.
5. device is simple, and sealing part is few, and volume is little.
6. most part accuracys of manufacture are less demanding, and can repair use.
7. maintenance, easy to maintenance, and have good interchangeability.
8. be specially adapted to metallurgical vehicle metallurgy vehicle, also can be used for special vehicle or common road vehicle.
Below, give an example in conjunction with the accompanying drawings, the invention will be further described:
Fig. 1 is the structural representation of the embodiment of the invention;
Fig. 2 is vent window compactor and a hanging device part sectional view among the embodiment;
Fig. 3 is a vent window compactor semi-sictional view enlarged drawing among the embodiment;
Fig. 4 is an airduct coupling device front elevation among the embodiment;
Vertical view cutaway drawing when Fig. 5 is two coupling devices of the present invention coupling.
Automatic hermetically-connecting device of braking air pipe between vehicles comprises transition air hose coupling 60, airduct coupling device 50, inlet base 40 and hanging device 30.Airduct coupling device 50 is made up of the convex cone 51 and the exit skirt 52 of energy automatic centering location.It is other that inlet base 40 is arranged on airduct coupling device 50, and its vent window junction and exit skirt are in the same plane substantially; Its rear end air duct Connection Block 45, and be fixed by bolt 47; Vent window compactor to the pinch-off seal redeeming is housed in it, comprises pressure head 41, fixing ring 42, restoring spring 43, O RunddichtringO 44, seal groove 46.The pressure head head is equipped with fixing ring 42, and its body is with restoring spring 43, and its afterbody is enclosed within the airduct Connection Block 45, in its seal groove 46 O RunddichtringO 44 is housed.Restoring spring 43 two ends act on respectively on pressure head 41 and the airduct Connection Block 45.Do the time spent when the pressure head head is subjected to variable external force, can in inlet base 40, move back and forth.Airduct Connection Block 45 interfaces are taken over and are crossed air hose coupling 60.
Hanging device 30 comprises to be accepted bearing 1, axis of revolution 2, erection support 26, central axis seat 3, ball pivot 4, ball pivot seat 5, axis 6, holds and hang spring 7, balance spring 8, bottom bracket axle 11, connecting panel 9, backing plate 10, preceding nut 12, back nut 13, mobile axle bed 14, shifting axle 15, steel ball 16, flange 17, sleeve flange 18, half garden card key 19, sleeve 20, retracing spring 21.Erection support 26 is welded on the draw beam lower plane of floor underframe for vehicle 61.Hold and hang bearing 1 and be fixed on the erection support 26 rotating shaft 2 once on it by bolt 25.Central axis seat 3 is made up of ball pivot 4 and ball pivot seat 5, and axis 6 is hinged with it, and is supported on to hold by central axis seat 3 and hangs on the bearing 1.The axle body axle sleeve holds and hangs spring 7 before the axis, and its front end passes the bottom bracket axle 11 on the connecting panel, and is fixed by preceding nut 12.Axle body is with balance spring 8 behind the axis, and backing plate 10 is passed in its rear end, and is fixed by back nut 13.Mobile axle bed 14 socket shifting axles 15 on the connecting panel have a group or more steel ball 16 in it.The shifting axle front end is connected it by bolt 23 by flange 17 with airduct coupling device 50, its rear end is connected to half garden card key 19.Sleeve 20 is connected on the connecting panel 9 by sleeve flange 18, and retracing spring 21 is housed in it.Retracing spring one end is by cover tube end plate location, and the other end is by half garden card key, 19 location.In order to prevent that dust from entering in the steel ball groove of connecting panel, can add cover dust boot 22 at shifting axle leading portion sponson.
Axis 6 bears whole unsprung weights, and can deflection arbitrarily in drift angle is 30 ° circular conical surface, with realize this device with respect to car body vertically with horizontally rotate.Connecting panel can also reverse with respect to the car body longitudinal centerline.Hang when under the spring 7 lateral external forces effect in any direction axis 6 being deflected when holding, it is anti-with it horizontal that balance spring 8 just can produce an additional bending moment, helps the external force back axis 6 that disappears can be returned to the home position rapidly.
When vehicle was in traction or advanced state and energy disperser compression displacement is arranged, 15 of shifting axles vertically moved along car body under the effect of retracing spring 21, were close to all the time to guarantee the vent window joint face that is in coupled condition.
More than the various vehicle movement forms that adapt see attached list.
Under the free state, because the effect of restoring spring 43, the fixing ring 42 that is positioned on the pressure head head is given prominence to outside the vent window joint face of inlet base 40.After stream oriented device coupling and joint face were adjacent to, pressure head 41 just drove fixing ring 42 and is pressed in the inlet base 40.Under the counter-force effect of restoring spring 43, two fixing rings 42 compress mutually.Guaranteeing having excellent sealing performance in the starting stage of filling wind, and blast is big more, and sealing property is good more.In addition, when vehicle is in operation when causing that owing to retracing spring 43 is asynchronous with the energy disperser distortion joint face is thrown off, restoring spring 43 will promote pressure head 41 in the moment that its joint face is thrown off, and make two fixing rings 42 still can keep impaction state.
Vehicle is in connection procedure, and the convex cone 51 of the airduct coupling device of stream oriented device inserts mutually or slips in the other side's the exit skirt 52, simultaneously, and fixing ring 42 automatic centerings on the vent window compactor.Finish (promptly two vehicle hitches 62 are in locking states) along with the vehicle connection procedure, horizontal throw between vent window joint face and hitch 62 line of centerss just gradually reduces zero, the shifting axle 15 that airduct coupling device 50 just the promotes hanging device retracing spring 21 in the sleeve 20 that gradually reduces.Under the counter-force effect of retracing spring 21, two airduct coupling devices 50 are compacted.Therefore, as long as vehicle vent window on the two airduct coupling devices in connection procedure is in mated condition, this device just can be connected automatically.As long as hitch 62 is in unlocking condition, along with the separation of vehicle, stream oriented device just can separate automatically.
When the connecting device that installs additional is in transition period, for make be equipped with this device can with the vehicle shuffling that does not have this device, can earlier original air hose coupling on transition air hose coupling 60 and the vehicle be taken apart, again bolt 25 is unloaded, but package unit is the center of wraparound rotating shaft 2 just, 90 ° of left-hand revolutions in horizontal surface and the income floor underframe for vehicle 61 below.To prevent dust then and block up 63 taking-ups, get lodged on the fixing ring 42, enter in the inlet base 3 to prevent dust.
Claims (4)
1, automatic hermetically-connecting device of braking air pipe between vehicles comprises transition air hose coupling, airduct coupling device, inlet base and hanging device etc.; Inlet base is arranged on by the airduct coupling device, and its front end vent window junction is connected to seal ring, and its rear end is taken over and crossed air hose coupling; The present invention is characterized in that the airduct coupling device flexibly is connected on the floor underframe for vehicle by hanging device.
2, as the said Automatic Link Establishment of claim 1, it is characterized in that, the inlet base rear end is connected to the airduct Connection Block, and the vent window compactor to the pinch-off seal redeeming is housed in it, comprises pressure head, fixing ring, restoring spring, O RunddichtringO, seal groove; The pressure head head is equipped with leads RunddichtringO, and its body is with restoring spring, and its afterbody is enclosed within the airduct Connection Block, and the O RunddichtringO is housed in its seal groove; The restoring spring two ends act on respectively on pressure head and the airduct Connection Block.
As claim 1,2 said Automatic Link Establishments, it is characterized in that 3, hanging device hangs bearing, central axis seat, axis by holding, hold and hang spring, balance spring, connecting panel, backing plate, shifting axle, mobile axle bed, retracing spring and formed; Hold and hang bearing and be connected on the floor underframe for vehicle; Axis and central axis seat are hinged, and are supported on to hold by central axis seat and hang on the bearing; The forward and backward axle body of axis is with respectively to hold and hangs spring and balance spring, and its forward and backward axle head is connected to connecting panel and backing plate respectively; Shifting axle and shifting axle cover for seat connect, and are supported on the connecting panel by axle bed, its front end air duct coupling device, termination retracing spring thereafter; The retracing spring other end acts on the connecting panel.
4, as claim 1,2 said Automatic Link Establishments, it is characterized in that: hanging device hangs bearing, axis of revolution, erection support, central axis seat, ball pivot, ball pivot seat, centre bearer and hangs spring, balance spring, bottom bracket axle, connecting panel, backing plate, preceding nut, back nut, shifting axle, mobile axle bed, steel ball, flange, sleeve flange, semicircle card key, sleeve, retracing spring and dust boot and formed by holding; Hold and hang on the erection support that bearing is connected on floor underframe for vehicle rotating shaft once on it; Central axis seat is made up of ball pivot and ball pivot seat, and axis is hinged with it, and is supported on to hold by central axis seat and hangs on the bearing; Axle body is with to hold and hangs spring before the axis, and its front end is fixed by preceding nut by bottom bracket axle on the connecting panel; Trolley axle bed socket shifting axle has one group or above steel ball on the connecting panel in it; The shifting axle front end is connected with the airduct coupling device by flange, and its rear end is connected to semicircle card key; Sleeve is connected on the connecting panel by sleeve flange, and retracing spring is housed in it; The retracing spring two ends act on respectively on cover tube end plate and the semicircle card key; Shifting axle leading portion sponson is with dust boot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87103026 CN1019372B (en) | 1987-08-02 | 1987-08-02 | Automatic hermetically-connecting device of braking air pipe between vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87103026 CN1019372B (en) | 1987-08-02 | 1987-08-02 | Automatic hermetically-connecting device of braking air pipe between vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1031054A CN1031054A (en) | 1989-02-15 |
| CN1019372B true CN1019372B (en) | 1992-12-09 |
Family
ID=4814235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87103026 Expired CN1019372B (en) | 1987-08-02 | 1987-08-02 | Automatic hermetically-connecting device of braking air pipe between vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1019372B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358953B (en) * | 2014-11-04 | 2017-02-22 | 南车戚墅堰机车车辆工艺研究所有限公司 | Air hose connector for tight-lock coupler |
| CN105015573B (en) * | 2015-07-24 | 2017-08-29 | 北京铁路局丰台车辆段 | A kind of railway freight-car wind path automatic picking off and hanging device |
| US9694832B2 (en) * | 2015-09-22 | 2017-07-04 | Strato, Inc. | System for mounting a bracket to a coupler head |
-
1987
- 1987-08-02 CN CN 87103026 patent/CN1019372B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CN1031054A (en) | 1989-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C13 | Decision | ||
| GR02 | Examined patent application | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |