CN208457074U - A kind of rolling stock, braking system and checking cylinder - Google Patents
A kind of rolling stock, braking system and checking cylinder Download PDFInfo
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- CN208457074U CN208457074U CN201821049339.0U CN201821049339U CN208457074U CN 208457074 U CN208457074 U CN 208457074U CN 201821049339 U CN201821049339 U CN 201821049339U CN 208457074 U CN208457074 U CN 208457074U
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Abstract
The utility model discloses a kind of rolling stock, braking system and checking cylinder, wherein, the checking cylinder includes cylinder body and cylinder cap, the two is enclosed brake chamber, piston, piston rod and diaphragm are equipped in the brake chamber, the diaphragm is fixed on the piston towards the axial end portion of the cylinder body bottom wall, and the internal perisporium of cylinder body is coated with lubricant, and the piston is slid axially sealing with the internal perisporium of the diaphragm and the cylinder body；The piston is connect away from the axial end portion of the cylinder body bottom wall with the piston rod thread, axial end portion of the piston rod far from the piston can pass through the cylinder cap and stretch out the brake chamber, to be connected with the brake component of peripheral hardware, piston rod only can be carried out axial displacement；The external force for acting on piston can drive the piston, the piston rod to carry out axial displacement, and the piston is rotated relative to the piston rod.The there is provided checking cylinder of the utility model, it is ensured that the greasy property between diaphragm and cylinder body, to improve the service life of checking cylinder.
Description
Technical field
The utility model relates to brake component technical field more particularly to a kind of rolling stocks, braking system and checking cylinder.
Background technique
Currently, the braking system of rolling stock is generally to control braking system using traditional air, it mainly include air
Control valve, cylinder, checking cylinder and corresponding pipeline etc., as the direct sources of brake force, the performance of checking cylinder is directly related to
The stopping power of rolling stock, to affect traffic safety.
Referring to FIG. 1, Fig. 1 is a kind of structural schematic diagram of specific embodiment of checking cylinder in the prior art.
As shown in Figure 1, existing checking cylinder includes cylinder body 01, cylinder body 01 is in tubbiness, and one end is equipped with opening, and cylinder cap 02 can
The opening is blocked, to be enclosed brake chamber with cylinder body 01.Piston 03, piston rod 04 and diaphragm are provided in brake chamber
05, one end of piston rod 04 is connected by screw 07 with piston 03, and the other end is stretched out from cylinder cap 02, and the part of stretching is equipped with pin hole
041, piston rod 04 can be connected by the pin hole 041 with brake lever (not shown)；Diaphragm 05, which is installed on piston 03, to deviate from
The one side of piston rod 04, piston 03 are slid axially sealing by diaphragm 05 and 01 inner wall of cylinder body, and diaphragm 05 can divide brake chamber
It is segmented into left and right two chambers, wherein the chamber in left side is connected with cylinder, and release spring 06, the alleviation are equipped in the chamber on right side
Spring 06 is coated at piston rod 04, and both ends offset with piston 03, cylinder cap 02 respectively.
When needing to brake, cylinder is passed through air into the chamber in 05 left side of diaphragm, and piston 03 can be pushed to be inconjunction with diaphragm
05, piston rod 04 moves right, and release spring 06 is compressed, and brake lever can control corresponding brake component to be braked；Row
When wind is alleviated, the indoor air of 05 left side cavity of diaphragm will be discharged, and release spring 06 discharges, and piston 03 is pushed to be inconjunction with diaphragm
05, piston rod 04 moves downward, and brake lever counteragent releases braking.
The inner wall of cylinder body 01 is usually also coated with one layer of lubricating grease, with the mill of diaphragm 05 during mitigation braking and alleviation
Damage.However, when used for a long time, due to vibration, gravity etc., the lubricating grease in cylinder body 01 can be gradual built up under cylinder body 01
The greasy property in portion, 01 top of cylinder body will gradually be deteriorated, and the abrasion of diaphragm 05 can aggravate, seriously affect checking cylinder service life with
And overall performance.
Therefore, how a kind of checking cylinder is provided, can largely be guaranteed in long-term use process between diaphragm and cylinder body
Greasy property, and then guarantee checking cylinder service life, be still those skilled in the art's technical problem urgently to be resolved.
Utility model content
The purpose of the utility model is to provide a kind of rolling stock, braking system and checking cylinders, wherein in the checking cylinder
Piston is while driving piston rod to carry out axial displacement, additionally it is possible to which opposing pistons bar is circumferentially rotated, in uniform cylinder body
The lubricant of peripheral wall, and then can largely guarantee the greasy property between diaphragm and cylinder body, advantageously ensure that checking cylinder
Service life.
In order to solve the above technical problems, the utility model provides a kind of checking cylinder, including cylinder body and cylinder cap, the two encloses shape
At brake chamber, piston, piston rod and diaphragm are equipped in the brake chamber, the diaphragm is fixed on the piston towards the cylinder body
The axial end portion of bottom wall, the internal perisporium of the cylinder body are coated with lubricant, and the piston is in the diaphragm and the cylinder body
Peripheral wall slides axially sealing；The piston is connect away from the axial end portion of the cylinder body bottom wall with the piston rod thread, institute
The cylinder cap can be passed through and stretch out the brake chamber by stating axial end portion of the piston rod far from the piston, with the braking with peripheral hardware
Component is connected, and the piston rod only can be carried out axial displacement；The external force for acting on the piston can drive the piston, described
Piston rod carries out axial displacement, and the piston is rotated relative to the piston rod.
The there is provided checking cylinder of the utility model, using being threadedly engaged between piston and piston rod, and piston rod due to
The connection of peripheral hardware driving part is merely able to carry out axial displacement.In this way, when external force is when piston, in addition to work can be driven
Plug, piston rod carry out outside axial displacement, and piston can also be inconjunction with diaphragm opposing pistons bar and be circumferentially rotated, and then will be long-term
The lubricant that inferior part of the cylinder block is accumulated in when use is applied to the other parts of cylinder body internal perisporium, with the lubrication of uniform cylinder body internal perisporium
The effect of active lubrication is realized in agent, so as to largely guarantee the greasy property between diaphragm and cylinder body, is conducive to extend
The service life of checking cylinder.
Optionally, the connection end of the piston and the piston rod is equipped with mounting hole, and the inner wall of the mounting hole is equipped with
First thread segment, the outer wall of the piston rod are equipped with the second thread segment, the piston rod by second thread segment with it is described
First thread segment is threadedly engaged.
Optionally, the mounting hole is blind hole, is open towards the cylinder cap.
Optionally, the mounting hole is close to the hole section of the cylinder cap, and inner wall is equipped with block piece outstanding, the piston rod
Outer wall be equipped with barrier structure, the block piece can match with the barrier structure, with limit the piston rod screw in and/
Or screw out the degree of the piston.
Optionally, the block piece is retaining ring, and the inner wall of the mounting hole is equipped with card slot, and the retaining ring is installed in the card
Slot.
Optionally, the barrier structure is the annular groove for being set to the piston rod outer wall, and the annular groove is relatively close described
The side wall of cylinder cap is the first barrier, and first barrier can offset with the block piece, with stop the piston rod after
Continuous to screw in the piston, the side wall that the annular groove is relatively distant from the cylinder cap is the second barrier, and second barrier can
It offsets with the block piece, to stop the piston rod to continue to screw out the piston；First barrier and second resistance
Axial distance between retaining wall is greater than the axial width of the block piece.
It optionally, further include elastic component, the elastic component is set between the piston and the cylinder cap, the piston direction
The displacement of the cylinder cap can compress the elastic component.
Optionally, the elastic component is spring, and the spring overcoat is in the piston rod；It further include being installed on pushing away for piston
Power bearing, one end of the spring offset with the cylinder cap, and the other end offsets with the thrust bearing.
Optionally, the elastic component is spring, and the spring overcoat is in the piston rod；It further include being installed on the piston
Thrust bearing, the thrust bearing is equipped with spring base, one end of the spring and the cylinder cap away from one end of the piston
It offsets, the other end offsets with the spring base.
Optionally, the spring base includes annular base plate, and the outer rim of the annular base plate is equipped with the first flange, the annular
The inner edge of substrate is equipped with the second flange；After being installed, first flange is capable of the outer rim of thrust bearing described in clip, described
Second flange can block the inner edge for supportting the abutment end of the spring and the spring base.
The utility model also provides a kind of braking system, including checking cylinder, and the checking cylinder is above-mentioned checking cylinder.
Since above-mentioned checking cylinder has been provided with technical effect as above, then, the braking system with the checking cylinder is also
When having similar technical effect, therefore this will not be repeated here.
The utility model also provides a kind of rolling stock, including braking system, and the braking system is above-mentioned braking system
System.
Since above-mentioned braking system has been provided with technical effect as above, then, the railcar with the braking system
Also when having similar technical effect, therefore this will not be repeated here.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of specific embodiment of checking cylinder in the prior art；
Fig. 2 is provided a kind of structural schematic diagram of specific embodiment of checking cylinder by the utility model；
Fig. 3 is the connection structure diagram of piston rod, spring and piston in Fig. 2.
The reference numerals are as follows in Fig. 1:
01 cylinder body, 02 cylinder cap, 03 piston, 04 piston rod, 041 pin hole, 05 diaphragm, 06 release spring, 07 screw.
The reference numerals are as follows in Fig. 2-3:
1 cylinder body；
2 cylinder caps；
3 pistons, 31 mounting holes, 311 first thread segments, 312 block pieces；
4 piston rods, 41 second thread segments, 42 annular grooves, 421 first barriers, 422 second barriers, 43 pin holes；
5 diaphragms；
6 springs；
7 thrust bearings；
8 spring bases, 81 annular base plates, 82 first flange, 83 second flange.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, with reference to the accompanying drawing and have
The utility model is described in further detail for body embodiment.
The words such as " first " described herein, " second ", be merely for convenience of description scheme same or like two with
On structure or component, be not offered as certain particular determination to sequence.
As shown in Figure 2 and Figure 3, Fig. 2 is provided a kind of structural representation of specific embodiment of checking cylinder by the utility model
Figure, Fig. 3 are the connection structure diagram of piston rod, spring and piston in Fig. 2.
As shown in Figure 2 and Figure 3, the utility model provides a kind of checking cylinder, including cylinder body 1 and cylinder cap 2, the two can enclose shape
At brake chamber, it is equipped with piston 3, piston rod 4 and diaphragm 5 in brake chamber, diaphragm 5 is fixed on piston 3 towards the axial direction of 1 bottom wall of cylinder body
The internal perisporium of end, cylinder body 1 is coated with lubricant, which is specifically as follows the common greasing substance such as lubricating grease, piston 3
It is slid axially sealing with the internal perisporium of diaphragm 5 and cylinder body 1.
It is different from the prior art, piston 3 is threadedly coupled away from the axial end portion of 1 bottom wall of cylinder body with piston rod 4, piston rod 4
Axial end portion far from piston 3 can pass through cylinder cap 2 and stretch out brake chamber, to be connected with the brake component of peripheral hardware, specifically,
The rod segment that piston rod 4 stretches out brake chamber can be equipped with pin hole 43, and then can pass through the brake components such as the pin hole 43 and brake lever
It is connected, due to the limitation of brake component, piston rod 4 only can be carried out axial displacement.
In this way, when external force is in piston 3, other than piston 3, piston rod 4 can be driven to carry out axial displacement, piston
3, which can also be inconjunction with 5 opposing pistons bar 4 of diaphragm, is circumferentially rotated, and then can smear the lubricant for accumulating in 1 lower part of cylinder body
To the other parts of 1 internal perisporium of cylinder body, with the lubricant of uniform 1 internal perisporium of cylinder body, it can be achieved that the effect of active lubrication, thus compared with
Guarantee to big degree the greasy property between diaphragm 5 and cylinder body 1, is conducive to extend the service life of checking cylinder.
The external force for acting on piston 3 is mainly to control piston 3 fill the brake force of wind braking and control piston 3 being arranged
The alleviation power that wind is alleviated.Using Fig. 2 as visual angle, piston 3 and diaphragm 5 are formed by combined member and brake chamber can be divided into left and right two
A chamber, wherein left chamber is connected with cylinder, and when needing to brake, cylinder is passed through compressed air into left chamber, to push
Piston 3 is inconjunction with diaphragm 5, piston rod 4 moves right, and then brake component is pushed to be braked；Right chamber is alleviation chamber, in
It can be equipped with elastic component, when piston 3 moves right, elastic component is compressed, and when needing air draft to alleviate, gas vent is opened, left
The indoor compressed air of chamber can be discharged by gas exhaust piping, and elastic component is releasable, be transported to the left with pushing piston 3 to be inconjunction with diaphragm 5
Dynamic, piston rod 4 can drive brake component counteragent to release current on-position.
It is appreciated that the description of the above-mentioned external force being displaced about specific driving piston 3, is only the utility model reality
Apply a kind of exemplary description of example, can not as the restriction of the practical range to the provided checking cylinder of the utility model,
In the specific implementation, those skilled in the art can also use other modes to provide driving force for piston 3, for example, piston 3 can be with
By hydraulic-driven, alternatively, right chamber can also be connected with cylinder, when needing to alleviate, compression can be passed through in right chamber
Air to push piston 3 to left dislocation, and then drives brake component to release current on-position by piston rod 4.
In a specific embodiment, the connection end (being the right part of piston 3 in figure) of piston 3 and piston rod 4 can
To be equipped with mounting hole 31, the inner wall of mounting hole 31 can be equipped with the first thread segment 311, and the outer wall of piston rod 4 can be equipped with second
Thread segment 41, and the first thread segment 311 can match with the second thread segment 41, and piston rod 4 is enabled to be fastened to piston 3.
In another embodiment, the connection end (being the left part of piston rod 4 in figure) of piston rod 4 and piston 3 can
To be equipped with mounting hole 31 above-mentioned, the inner wall of mounting hole 31 can be equipped with the first thread segment 311, and piston 3 is towards one end of cylinder cap 2
It can be equipped with protruding portion, the outer wall of the protruding portion can be equipped with the second thread segment 41, the first thread segment 311 and the second thread segment 41
Match, and then piston 3 can be fastened to piston rod 4.
Piston 3 may be implemented in above two embodiment and piston rod 4 carries out axial displacement, and piston 3 can be opposite
The technical effect that piston rod 4 is circumferentially rotated, when implementing, those skilled in the art can select according to actual needs
It takes.Comparatively, 31 side of mounting hole of the first embodiment has bigger operating space, is more convenient setting other structures
(block piece 312 and barrier structure such as hereinafter) is the preferred embodiment of the utility model embodiment.
By taking mounting hole 31 is set to piston 3 as an example, which can be blind hole, i.e., it can not be along axially through piston
3, to guarantee that piston 3 has a complete supporting surface away from one end of cylinder cap 2, and then better support can be generated to diaphragm 5；
The opening of mounting hole 31 can be towards cylinder cap 2, to be threadedly engaged with piston rod 4.Certainly, which may be
Through-hole, such design equally will not influence the realization of piston 3 Yu 4 relative movement technology effect of piston rod.
In mounting hole 31 close to the hole section of cylinder cap 2, inner wall can be equipped with block piece 312 outstanding, the outer wall of piston rod 4
It can be equipped with barrier structure, which can match with barrier structure, screw in and/or screw out work to limit piston rod 4
The degree of plug 3, and then can guarantee the connection reliability of piston rod 4 with piston 3.It is to be understood that piston rod 4 and work in the prior art
It is that (reference can be made to Fig. 1) is fixed using screw between plug 3, when vehicle is vibrated for a long time, screw is easy to loosen, once screw
Completely disengaged, piston rod 4 can be separated with 3 phase of piston, and checking cylinder also just loses effect, seriously affect the safety of driving,
In view of this, by the cooperation of block piece 312 and barrier structure, can largely be avoided in the utility model embodiment
Piston rod 4 is separated with piston 3, advantageously ensures that the service life of checking cylinder.
Specifically, above-mentioned barrier structure can be the annular groove 42 for being set to 4 outer wall of piston rod, the relatively close cylinder of annular groove 42
The side wall of lid 2 is the first barrier 421, and the first barrier 421 can offset with block piece 312, to stop piston rod 4 to continue to revolve
Enter piston 3, the side wall that annular groove 42 is relatively distant from cylinder cap 2 is the second barrier 422, and the second barrier 422 can be with block piece 312
It offsets, to stop piston rod 4 to continue to screw out piston 3；Axial distance between first barrier 421 and the second barrier 422 needs
Greater than the axial width of block piece 312, so that block piece 312 will not be stuck in annular groove 42 and influence 3 opposing pistons bar 4 of piston
Rotation.
Axial distance between above-mentioned first barrier 421 and the second barrier 422 is 4 turns of 3 opposing pistons bar of piston
Piston 3 is capable of the shift length of 4 axial direction of opposing pistons bar when dynamic, and the size of the shift length it is not limited here, specifically can root
Factually depending on the use demand of border.
In fact, bottom hole is equivalent to the first barrier 421 above-mentioned, piston rod 4 when mounting hole 31 is blind hole
Insertion end can be abutted against with the bottom hole of mounting hole 31, continue to screw in limit piston rod 4 opposing pistons 3.It is above-mentioned based on this
Barrier structure can only include the second barrier 422, i.e., the barrier structure can be only used for limiting the back-out piston 3 of piston rod 4
Distance, to prevent piston rod 4 from deviating from from piston 3.
Block piece 312 can be an integral structure with piston 3, at this point, block piece 312 can be the inner wall edge of mounting hole 31
Radially projecting convex block or annular ridge etc..Block piece 312 and piston 3 or split type structure, at this point, block piece
312 can be separately fabricated, then can be fixed on mounting hole 31 by the modes such as welding, being detachably connected.
In view of the convenience of dismounting, the utility model embodiment preferably uses block piece 312 and piston 3 for split type knot
Structure and block piece 312 are detachably secured to the scheme of mounting hole 31, refer to Fig. 3, which can be retaining ring, peace
The inner wall for filling hole 31 can be equipped with card slot, during installation, piston rod 4 first can be screwed in 3 a distance of piston, enable card slot
Retaining ring, is then mounted in card slot, to match with two barriers of annular groove 42 by enough and 42 face of annular groove again.
It is also provided with elastic component between piston 3 and cylinder cap 2, when piston 3 is displaced towards cylinder cap 2, can be compressed
The elastic component, and when other external force for acting on piston 3 disappear, elastic component can discharge again, to drive piston 3 to carry out reversely
Displacement.The elastic component is specifically as follows spring 6, it is of course also possible to which other with flexible deformation and reply energy for ball etc.
The elastic element of power can be externally fitted to piston rod 4, and offset respectively with cylinder cap 2, piston 3 by taking spring 6 as an example with its both ends.
As previously mentioned, piston 3 is other than axial displacement to be carried out, can also opposing pistons bar 4 circumferentially rotated, if
Spring 6 directly offsets with piston 3, so that spring 6 generates certain torsional deflection, this requires springs 6 to have for the rotation meeting of piston 3
There is higher intensity.For the strength demand for reducing spring 6, thrust bearing 7 can also be set between spring 6 and piston 3, this is pushed away
Power bearing 7 is installed on piston 3, and spring 6 can offset with thrust bearing 7, to eliminate the rotation of piston 3 by the thrust bearing 7
And to torsional deflection caused by spring 6.
It further, can also include spring base 8, one end of the spring base 8 can offset with thrust bearing 7, the other end
It can offset with spring 6, card support be carried out with the axial end portion to spring 6, and then can avoid its end in 6 telescopic process of spring
Radial-play.
Specifically, still as shown in figure 3, the spring base 8 may include annular base plate 81, the outer rim of annular base plate 81 can be with
Equipped with the first flange 82, the inner edge of annular base plate 81 can be equipped with the second flange 83；After installation is complete, the first flange 82 can
The outer rim of clip thrust bearing 7, the second flange 83 can block the inner edge of the abutment end of support spring 6 and spring base 8, to spring 6
One end close to piston 3 is positioned.In addition to above-mentioned form, spring base 8 can also use other structures, for example, can be in ring
The inner edge of shape substrate 81, the one spaced snap-gauge of circle of outer rim installation, the snap-gauge of this circle can equally play above-mentioned technology
Effect.
The utility model also provides a kind of braking system, including checking cylinder, which is involved by aforementioned each embodiment
And checking cylinder.Since above-mentioned checking cylinder has been provided with technical effect as above, then, the braking system with the checking cylinder
Also when having similar technical effect, therefore this will not be repeated here.
, it is emphasized that the utility model embodiment does not limit the type and application range of above-mentioned braking system, to answer
It can be the independent brake system for being directly installed on chassis of railway vehicle, or with steering for rolling stock
The integrated brake system that frame is integrated in one can specifically be selected according to actual needs；Similarly, which can answer
For rolling stock, other kinds of vehicle also can be applied to, for example, automobile etc..
The utility model embodiment also provides a kind of rolling stock, including braking system, which is above-mentioned
Braking system.Since above-mentioned braking system has had technical effect as above, then, the rolling stock with the braking system
Also when having similar technical effect, therefore this will not be repeated here.
Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the protection scope of the utility model.
Claims (12)
1. a kind of checking cylinder, including cylinder body (1) and cylinder cap (2), the two is enclosed brake chamber, is equipped with piston in the brake chamber
(3), piston rod (4) and diaphragm (5), the diaphragm (5) are fixed on axial direction of the piston (3) towards the cylinder body (1) bottom wall
End, the internal perisporium of the cylinder body (1) are coated with lubricant, and the piston (3) is with the diaphragm (5) and the cylinder body (1)
Internal perisporium slides axially sealing, which is characterized in that
The piston (3) is threadedly coupled away from the axial end portion of the cylinder body (1) bottom wall with the piston rod (4), the piston
Axial end portion of the bar (4) far from the piston (3) can pass through the cylinder cap (2) and stretch out the brake chamber, with peripheral hardware
Brake component is connected, and the piston rod (4) only can be carried out axial displacement；
The external force for acting on the piston (3) can drive the piston (3), the piston rod (4) to carry out axial displacement, and make
The piston (3) is obtained to be rotated relative to the piston rod (4).
2. checking cylinder according to claim 1, which is characterized in that the connection end of the piston (3) and the piston rod (4)
Equipped with mounting hole (31), the inner wall of the mounting hole (31) is equipped with the first thread segment (311), and the outer wall of the piston rod (4) is set
Have the second thread segment (41), the piston rod (4) passes through second thread segment (41) and the first thread segment (311) screw thread
Cooperation.
3. checking cylinder according to claim 2, which is characterized in that the mounting hole (31) is blind hole, and opening is described in
Cylinder cap (2).
4. checking cylinder according to claim 2, which is characterized in that the hole section of the mounting hole (31) close the cylinder cap (2),
Its inner wall is equipped with block piece outstanding (312), and the outer wall of the piston rod (4) is equipped with barrier structure, block piece (312) energy
It is enough to be matched with the barrier structure, to limit the degree that the piston rod (4) screwed in and/or screwed out the piston (3).
5. checking cylinder according to claim 4, which is characterized in that the block piece (312) is retaining ring, the mounting hole (31)
Inner wall be equipped with card slot, the retaining ring is installed in the card slot.
6. checking cylinder according to claim 4, which is characterized in that the barrier structure is to be set to the piston rod (4) outside
The annular groove (42) of wall, the side wall of the relatively close cylinder cap (2) of annular groove (42) are the first barrier (421), described first
Barrier (421) can offset with the block piece (312), to stop the piston rod (4) to continue to screw in the piston (3),
The side wall that the annular groove (42) is relatively distant from the cylinder cap (2) is the second barrier (422), the second barrier (422) energy
It is enough to offset with the block piece (312), to stop the piston rod (4) to continue to screw out the piston (3)；
Axial distance between first barrier (421) and second barrier (422) is greater than the block piece (312)
Axial width.
7. checking cylinder described in any one of -6 according to claim 1, which is characterized in that further include elastic component, the elastic component is set
Between the piston (3) and the cylinder cap (2), the displacement of piston (3) towards the cylinder cap (2) can compress the bullet
Property part.
8. checking cylinder according to claim 7, which is characterized in that the elastic component is spring (6), spring (6) housing
In the piston rod (4)；
It further include the thrust bearing (7) for being installed on piston (3), one end and the cylinder cap (2) of the spring (6) offset, another
End offsets with the thrust bearing (7).
9. checking cylinder according to claim 7, which is characterized in that the elastic component is spring (6), spring (6) housing
In the piston rod (4)；
It further include the thrust bearing (7) for being installed on the piston (3), the thrust bearing (7) deviates from the one end of the piston (3)
Equipped with spring base (8), one end and the cylinder cap (2) of the spring (6) offset, and the other end offsets with the spring base (8).
10. checking cylinder according to claim 9, which is characterized in that the spring base (8) includes annular base plate (81), described
The outer rim of annular base plate (81) is equipped with the first flange (82), and the inner edge of the annular base plate (81) is equipped with the second flange (83)；
After being installed, first flange (82) is capable of the outer rim of thrust bearing (7) described in clip, second flange (83)
The inner edge for supportting the abutment end of the spring (6) and the spring base (8) can be blocked.
11. a kind of braking system, including checking cylinder, which is characterized in that the checking cylinder is any one of claim 1-10 institute
State checking cylinder.
12. a kind of rolling stock, including braking system, which is characterized in that the braking system is system described in claim 11
Dynamic system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049339.0U CN208457074U (en) | 2018-07-03 | 2018-07-03 | A kind of rolling stock, braking system and checking cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821049339.0U CN208457074U (en) | 2018-07-03 | 2018-07-03 | A kind of rolling stock, braking system and checking cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208457074U true CN208457074U (en) | 2019-02-01 |
Family
ID=65170453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821049339.0U Active CN208457074U (en) | 2018-07-03 | 2018-07-03 | A kind of rolling stock, braking system and checking cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208457074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322327A (en) * | 2020-03-05 | 2020-06-23 | 中车齐齐哈尔车辆有限公司 | Integrated brake cylinder and railway wagon |
| WO2022040917A1 (en) * | 2020-08-25 | 2022-03-03 | 眉山中车制动科技股份有限公司 | Unit brake cylinder and integrated brake device |
-
2018
- 2018-07-03 CN CN201821049339.0U patent/CN208457074U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111322327A (en) * | 2020-03-05 | 2020-06-23 | 中车齐齐哈尔车辆有限公司 | Integrated brake cylinder and railway wagon |
| CN111322327B (en) * | 2020-03-05 | 2021-02-05 | 中车齐齐哈尔车辆有限公司 | Integrated brake cylinder and railway wagon |
| WO2022040917A1 (en) * | 2020-08-25 | 2022-03-03 | 眉山中车制动科技股份有限公司 | Unit brake cylinder and integrated brake device |
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