CN105644581B - The tread brake device of rail vehicle - Google Patents
The tread brake device of rail vehicle Download PDFInfo
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- CN105644581B CN105644581B CN201410635761.4A CN201410635761A CN105644581B CN 105644581 B CN105644581 B CN 105644581B CN 201410635761 A CN201410635761 A CN 201410635761A CN 105644581 B CN105644581 B CN 105644581B
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- adjuster
- shell
- brake device
- tread
- brake head
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Abstract
The invention discloses a kind of tread brake devices for rail vehicle.The tread brake device includes the adjuster (3) and backstopping assembly (6) of shell (1), brake head (2), braking distance for adjusting the brake head (2).Wherein, the shell (1) has distal face (15) in the side far from the brake head (2), the adjuster has locating snap ring (5), and the locating snap ring (5) and the backstopping assembly (6) cooperate and operate.The axial distal face (15) that in side far from the brake head (2) exceeds the shell (1) of the setting position of the locating snap ring (5) and the backstopping assembly (6) along the adjuster (3).The tread brake device it is compact-sized, can be matched with limited bogie space.
Description
Technical field
The present invention relates to a kind of tread brake device for rail vehicle, more particularly to a kind of shell distal face to lock
Watt support Distance Shortened tread brake device.
Background technique
With the technology development of modern railway vehicle and cost control demand, the bogie structure of vehicle is increasingly compact, system
Dong Qi manufacturer is faced with more and more limited installation space.When bogie installation space relatively narrower, the size of brake will be at
Whether can be with the matched key factor of bogie for brake.It is existing in the case where bogie installation space relatively narrower
Some tread brake devices can no longer meet the installation space demand of bogie.
Figures 1 and 2 show that the tread brake device of the prior art.Fig. 1 is the main view of the tread brake device of the prior art.
Fig. 2 is the partial sectional view of tread brake device shown in FIG. 1, shows the adjuster in the tread brake device of the prior art.Fig. 1
Shown in the shell 1 of tread brake device of the prior art be arranged to be unlimited close to one end of brake head 2, and adjusted accommodating
The housing parts of one end of section device and separate brake head 2 are arranged to be integrally closed.Due to the shell of existing tread brake device
Body 1 is only unlimited in one end close to brake head 2, therefore, in order to facilitate the installation and adjusting of each component of adjuster, is adjusted
The locating snap ring 5 of device 3 and the backstopping assembly 6 that running is matched with locating snap ring 5 are both needed to be positioned close to the side of brake head 2, and
Reset control piece 13 for resetting screw rod 10 is also necessarily placed at the side of the close brake head 2 of the screw rod 10 of adjuster 3
On, this occupies the distal face 15 of the separate brake head of shell 1 to the space between brake head.In addition, in order to which adjuster 3 is wrapped
It seals within the case 1, so that the distance between the distal face 15 of the separate brake head of shell 1 and brake head L1 are larger, typically
About 210-260mm.Tread brake device the space occupied of the prior art is larger, and it is narrow to be not applied for installation space
Bogie.
Therefore, it is necessary to the tread brake devices that a kind of the distance between distal face of shell to brake head shortens, to meet peace
Fill the installation requirements of the bogie of narrow space.
Summary of the invention
In order to solve the above technical problems existing in the prior art, the present invention provides a kind of compact-sized tread brake
Device.The brake head of the tread brake device to shell distal face (being used as mounting surface when using back mounting means) distance it is big
It is big to shorten.In the structure basis of existing tread brake device, the distal face of shell links to the proximal end of brake head and adjuster
The distance of point is foreshortened to from 210mm is greater than less than 200mm.In addition, being similar to existing tread brake device, structure of the invention is compact
Tread brake device can also be using mounting means such as back, side and pin fixations.The compact tread brake device of structure of the invention
It can satisfy the installation requirements of narrow bogie installation space.
According to an aspect of the present invention, a kind of tread brake device for rail vehicle is provided, the tread brake device packet
Include the adjuster and backstopping assembly of shell, brake head, braking distance for adjusting the brake head, wherein the shell exists
Side far from the brake head has distal face, and the adjuster has locating snap ring, the locating snap ring and the backstopping assembly
Cooperate running, and the setting position of the locating snap ring and the backstopping assembly is along the axial far from the lock of the adjuster
Watt support side exceed the shell distal face.
Tread brake device of the invention reduces the distal face of shell to the quantity for the component being arranged between brake head, thus
The distal face of shell is reduced the distance between to brake head so that tread brake device of the invention can be used for it is narrow with installation space
Small bogie connection.
A kind of expansion scheme according to the invention, the distal face are used as the tread brake device and the rail vehicle
Bogie connection mounting surface.
A kind of expansion scheme according to the invention, the shell have in the side far from the brake head along the adjusting
The axially extending extension for protruding from the distal face of device, the adjuster are equipped with end on the end far from the brake head
The setting position of portion's sealing element, the locating snap ring and backstopping assembly is located at the sky that the extension and the end seal are formed
Between in.The shell of tread brake device is arranged to be that part is open by the expansion scheme in the side far from the brake head, just
The open end of shell is sealed in the installation and adjusting of adjuster, while using end seal, ensure that the leakproofness of shell
Energy.
A kind of expansion scheme according to the invention, the backstopping assembly are removably disposed on the extension.Using
The expansion scheme, can be in order to the dismounting of adjuster.
A kind of expansion scheme according to the invention, the adjuster have the separate brake head in the axial direction
Distal tip and the proximal end point of contact that is connect with one with the brake head, the distal face of shell to the proximal end point of contact
Axial distance be less than 200mm, preferably 150-180mm.
A kind of expansion scheme according to the invention, the adjuster further include screw rod and for making the screw reset
Reset control piece, the distal end for resetting control piece and extending to the adjuster axially beyond the distal face along the adjuster
End.Using the expansion scheme, the distal face of shell is reduced to the distance of brake head, and convenient for adjusting the adjuster.
A kind of expansion scheme according to the invention, the shell has proximal end face close to the brake head side, described
Tread brake device further includes a service braking cylinder, and the service braking cylinder is arranged except the shell in the proximal end face
On.
A kind of expansion scheme according to the invention, the tread brake device further includes hanging connecting rod, and the hanging connecting rod exists
In the immediately below and housing hinge of service braking cylinder and in the proximal end on the radial side of the proximal end point of contact
It is connect on the radial other side of point of contact with the brake head.Using the expansion scheme, it is occupied to reduce hanging connecting rod
Axial space, and ensure that the effective length of hanging connecting rod.In the tread brake device of the prior art shown in Fig. 1, suspension
One end of connecting rod is connect in the top of service braking cylinder with shell, what the other end of hanging connecting rod was connect in brake head with adjuster
It is connect at the point of contact of proximal end with brake head and adjuster.It is of the invention compared with the connection type of hanging connecting rod in the prior art
The expansion scheme had not only reduced the axial length of brake, but also guaranteed the effective length of hanging connecting rod.
A kind of expansion scheme according to the invention, the brake head have asymmetrical structure radially, wherein described
Brake head has an axial projection in the side connecting with the hanging connecting rod.Using the expansion scheme, convenient for described outstanding
Hang the connection of connecting rod and brake head.
A kind of expansion scheme according to the invention, the locating snap ring is fixed on the adjusting sleeve pipe of the adjuster, described
Adjusting sleeve pipe with radial clearance is sleeved on the screw rod of the adjuster, the adjusting sleeve pipe along the adjuster axial direction with
Pushnut is meshed, and the pushnut is meshed with the screw rod of the adjuster.
Self-evident, each technical characteristic in each technical characteristic, particularly claims that the present invention records can
In any combination, other than the combination of self-contradictory feature.
Detailed description of the invention
The embodiment of the present invention is described in more detail below by way of embodiment shown in the drawings.
Fig. 1 is the main view of the tread brake device of the prior art.
Fig. 2 is the partial sectional view along A-A hatching of tread brake device shown in FIG. 1.
Fig. 3 is the main view of the tread brake device of embodiment according to the present invention.
Fig. 4 is the partial sectional view along B-B hatching of tread brake device shown in Fig. 3.
Specific embodiment
The orientation concept " lower section " of service braking cylinder mentioned in the present invention and " top " is defined as: service braking cylinder leans on
The position of the proximal end point of contact of nearly adjuster and brake head is " lower section ", proximal end point of contact of the service braking cylinder far from adjuster
Position is " top ".
In order to solve the above problem existing for the tread brake device of the prior art, as shown in Figure 3 and Figure 4, the present invention is provided
A kind of compact-sized tread brake device, so that proximal end point of contact 22 of the distal face 15 of shell to adjuster 3 and brake head 2
Between, along adjuster axial distance L2 reduce, so as to be matched with limited bogie (not shown) installation space.
Fig. 3 is the main view of tread brake device according to the present invention.In Fig. 3, which includes shell 1, brake head 2, uses
In the adjuster 3 for the braking distance for adjusting brake head 2.Shell 1 has proximal end face 23, shell in the side close to the brake head 2
Body 1 has distal face 15 in the side far from brake head 2.When using back mounting means connection tread brake device and rail vehicle
Bogie when, which may be used as the mounting surface connecting with the bogie of rail vehicle.Tread brake device of the invention
It can also be connected in such a way that side installation or pin are fixed with the bogie of rail vehicle.
Fig. 4 is partial sectional view of the tread brake device shown in Fig. 3 along B-B hatching, shows adjuster of the invention
3.It includes backstopping assembly 6 that Fig. 4, which shows tread brake device, and backstopping assembly 6 is preferably provided to removably, by fastener or
Setting is connected through a screw thread to shell 1.Adjuster 3 has locating snap ring 5, and locating snap ring 5 and backstopping assembly 6, which cooperate, to be operated,
The setting position of locating snap ring 5 and backstopping assembly 6 is along the axial distal end for exceeding shell 1 in the side far from brake head 2 of adjuster 3
Face 15.The structure design of adjuster of the invention reduces the distal face 15 of shell 1 to the number for the component being arranged between brake head
Amount, to reduce the distal face 15 of shell 1 to the distance between proximal end point of contact 22 L2.The axial direction of the adjuster 3
Generally it is the moving direction of adjuster screw rod 10 at work, is shown in figs. 3 and 4 with label 30.
As shown in figure 3, adjuster 3 in the axial direction with one far from brake head 2 distal tip 21 and one with
The proximal end point of contact 22 that brake head 2 connects.Distal face 15 shown in Fig. 3 arrives the axial distance L3 of the distal tip 21 of adjuster 3
Greater than 70mm, preferably 100-150mm, the axial distance L2 of distal face 15 to proximal end point of contact 22 is less than 200mm, preferably exists
In the range of 150-180mm.
As shown in figure 4, shell 1 has in the side far from brake head 2 protrudes from distal face along the axially extending of adjuster 3
15 extension 4, adjuster are equipped with end seal 19 on the end far from brake head 2, locating snap ring 5 and backstopping assembly 6
Position is arranged to be located in the space 16 that extension 4 and end seal 19 are formed.The set-up mode overcomes to be grown in the prior art
One end of the separate brake head of existing shell must necessarily be located the technology prejudice of integrally closed since phase, by tread brake device
Shell is arranged to be that part is open in the side far from the brake head, convenient for the installation and adjusting of adjuster of the invention,
The open end of shell is sealed using end seal simultaneously, to arrive proximal end point of contact 22 in the distal face 15 for shortening shell 1
The distance between while, guarantee the sealing performance of shell.Backstopping assembly 6 is preferably removably disposed the extension 4 of shell 1
On.
As shown in Figure 3 and Figure 4, the adjuster 3 further includes screw rod 10 and the reset for resetting the screw rod 10
Control piece 13, the reset control piece 13 extend to the adjuster axially beyond the distal face 15 along the adjuster 3
Distal tip 21.Screw rod 10 can be rotated by resetting control piece 13 by operation, so that screw rod 10 resets.Compared with prior art,
The setting position of reset control piece of the invention is conducive to further decrease the distal face 15 of shell 1 between proximal end point of contact 22
Distance L2.
Tread brake device shown in Fig. 3 further includes a service braking cylinder 24, peripheral hardware of the service braking cylinder 24 in shell 1
It sets on the proximal end face 23 of shell.
Tread brake device shown in Fig. 3 further includes hanging connecting rod 14.Hanging connecting rod 14 is radial proximal end point of contact 22
It is hinged in the immediately below and shell 1 of service braking cylinder 24 on side, and on the radial other side of proximal end point of contact 22 with
Brake head 2 connects, to reduce the occupied axial space of brake head and ensure that the effective length of hanging connecting rod.
As preferred embodiment, the brake head 2 shown in Fig. 3 has asymmetrical structure radially, and brake head 2 exists
The side connecting with hanging connecting rod 14 has an axial projection 20, to be conducive to the connection of hanging connecting rod.
As shown in figure 4, locating snap ring 5 is fixed on the adjusting sleeve pipe 9 of adjuster 3, adjusting sleeve pipe 9 with radial clearance is set with
On the screw rod 10 of adjuster 3, adjusting sleeve pipe 9 is meshed along the axial direction of adjuster 3 with pushnut 11, pushnut 11 and tune
The screw rod 10 of section device 3 is meshed.
In the normal driving process of rail vehicle, locating snap ring 5 is close to institute in Fig. 4 under the elastic force effect of return spring etc.
On the right side backstopping assembly 7 shown.When normal braking, entire adjuster 3 moves a distance to the left and enters application position in figure,
Locating snap ring 5 leans against on left side backstopping assembly 8 shown in Fig. 4.When brake clearance too it is big need to compensate when (such as braking when brake shoe
With the abrasion of wheel etc.), promote connector 17 (gear coupling) to open, pushnut 11 rotates on the screw rod of non-self-lock-ing,
Back-out the distance for needing to compensate.After adjusting, connector 17 is promoted to engage again.When alleviating braking, adjuster passes through return
Spring reset: completing to reset after locating snap ring 5,10 right shift a distance of adjusting sleeve pipe 9, pushnut 11 and screw rod, and
Regulator shell also needs to move right that section of distance that screw rod is screwed out when compensating abrasion, in this way, in regulator shell
Thrust connector 18 (gear coupling) is opened, and Thrust nut 12 is rotated to the right along the non-self-lock-ing screw thread of screw rod 10 until thrust connects
Device 18 is connect to engage again.Adjuster 3 has carried out the preparation braked again.
Although passing through example and invention has been described referring to specific embodiment, it is to be understood that, the present invention is unlimited
The cited embodiment in specification, without departing from the scope of the appended claims can be to above embodiment
It modifies and/or improves.
If the entirety or element quoted in the above description have known equivalents, this equivalent is also incorporated into herein
Herein.
Reference signs list
1 shell
2 brake heads
3 adjusters
4 protruding portions
5 locating snap rings
6 backstopping assemblies
7 right side backstopping assemblies
8 left side backstopping assemblies
9 adjusting sleeve pipes
10 screw rods
11 pushnuts
12 Thrust nuts
13 reset control piece
14 hanging connecting rods
15 distal faces
16 spaces
17 promote connector
18 thrust connectors
19 end seals
20 axial projections
21 distal tips
22 proximal end points of contact
23 proximal end faces
24 service braking cylinders
30 adjuster axial directions
Claims (10)
1. a kind of tread brake device for rail vehicle, which includes shell (1), brake head (2), for adjusting
The adjuster (3) and backstopping assembly (6) of the braking distance of the brake head (2), wherein the shell (1) is far from the lock
The side of Wa Tuo (2) has distal face (15), and the adjuster has locating snap ring (5), the locating snap ring (5) and the stopper section
Part (6), which cooperates, to be operated, which is characterized in that the setting position of the locating snap ring (5) and the backstopping assembly (6) is along the tune
Save the axial distal face (15) for exceeding the shell (1) in the side far from the brake head (2) of device (3).
2. tread brake device according to claim 1, which is characterized in that the distal face (15) is used as the tyre tread system
The mounting surface that dynamic device is connect with the bogie of the rail vehicle.
3. tread brake device according to claim 1 or 2, which is characterized in that the shell (1) is far from the brake head
(2) side has the axially extending extension (4) for protruding from the distal face (15) along the adjuster (3), the tune
It saves device and is equipped with end seal (19), the locating snap ring (5) and backstopping assembly (6) on the end far from the brake head (2)
The setting position be located in the space (16) that the extension (4) and the end seal (19) are formed.
4. tread brake device according to claim 3, which is characterized in that the backstopping assembly (6) is removably disposed in
On the extension (4).
5. tread brake device according to claim 1 or 2, which is characterized in that the adjuster (3) has in the axial direction
There are a distal tip (21) and a proximal end point of contact connecting with the brake head (2) far from the brake head (2)
(22), the axial distance of the distal face (15) to the proximal end point of contact (22) is 150-180mm.
6. tread brake device according to claim 5, which is characterized in that the adjuster (3) further include screw rod (10) with
And the reset control piece (13) for resetting the screw rod (10), the reset control piece (13) is along the adjuster (3) axis
To the distal tip (21) for extending to the adjuster beyond the distal face (15).
7. tread brake device according to claim 5, which is characterized in that the shell (1) is close to the brake head (2)
Side has proximal end face (23), and the tread brake device further includes a service braking cylinder (24), the service braking cylinder (24)
It is arranged on the proximal end face (23) except the shell (1).
8. tread brake device according to claim 7, which is characterized in that the tread brake device further includes hanging connecting rod
(14), the hanging connecting rod (14) is on the radial side of the proximal end point of contact (22) in the service braking cylinder (24)
On immediately below hinged with the shell (1) and radial other side in the proximal end point of contact (22) with the brake head
(2) it connects.
9. tread brake device according to claim 8, which is characterized in that it is non-right that the brake head (2) has radially
The structure of title, wherein the brake head (2) has an axial projection in the side connecting with the hanging connecting rod (14)
(20)。
10. tread brake device according to claim 1 or 2, which is characterized in that the locating snap ring (5) is fixed on the tune
On the adjusting sleeve pipe (9) for saving device (3), the adjusting sleeve pipe (9) with radial clearance is sleeved on the screw rod of the adjuster (3)
(10) on, the adjusting sleeve pipe (9) is meshed along the axial direction of the adjuster (3) with pushnut (11), the pushnut
(11) it is meshed with the screw rod (10) of the adjuster (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635761.4A CN105644581B (en) | 2014-11-12 | 2014-11-12 | The tread brake device of rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410635761.4A CN105644581B (en) | 2014-11-12 | 2014-11-12 | The tread brake device of rail vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105644581A CN105644581A (en) | 2016-06-08 |
| CN105644581B true CN105644581B (en) | 2019-07-23 |
Family
ID=56483140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410635761.4A Active CN105644581B (en) | 2014-11-12 | 2014-11-12 | The tread brake device of rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105644581B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108001469B (en) * | 2017-11-14 | 2019-05-03 | 西安铁路局西安动车段 | One kind being used for EMU tread cleaner automatic exhaust system |
| CN109973562A (en) * | 2019-04-26 | 2019-07-05 | 四川江山轨道交通装备制造有限公司 | Tread braking unit brake cylinder casing |
| CN113120022A (en) * | 2019-12-30 | 2021-07-16 | 常州中车铁马科技实业有限公司 | Tread brake |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030090823A (en) * | 2002-05-22 | 2003-12-01 | 재 영 이 | Tread Brake Unit |
| CN2592464Y (en) * | 2002-12-31 | 2003-12-17 | 株洲九方制动设备有限公司 | Rolling stock brake for railway |
| CN202439715U (en) * | 2012-01-20 | 2012-09-19 | 青岛四方法维莱轨道制动有限公司 | Novel tread brake |
| CN204222879U (en) * | 2014-11-12 | 2015-03-25 | 克诺尔车辆设备(苏州)有限公司 | The tread brake device of guideway vehicle |
-
2014
- 2014-11-12 CN CN201410635761.4A patent/CN105644581B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030090823A (en) * | 2002-05-22 | 2003-12-01 | 재 영 이 | Tread Brake Unit |
| CN2592464Y (en) * | 2002-12-31 | 2003-12-17 | 株洲九方制动设备有限公司 | Rolling stock brake for railway |
| CN202439715U (en) * | 2012-01-20 | 2012-09-19 | 青岛四方法维莱轨道制动有限公司 | Novel tread brake |
| CN204222879U (en) * | 2014-11-12 | 2015-03-25 | 克诺尔车辆设备(苏州)有限公司 | The tread brake device of guideway vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105644581A (en) | 2016-06-08 |
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