CN108725502A - A kind of protection type rail traffic vehicles auxiliary braking control assembly - Google Patents
A kind of protection type rail traffic vehicles auxiliary braking control assembly Download PDFInfo
- Publication number
- CN108725502A CN108725502A CN201810667965.4A CN201810667965A CN108725502A CN 108725502 A CN108725502 A CN 108725502A CN 201810667965 A CN201810667965 A CN 201810667965A CN 108725502 A CN108725502 A CN 108725502A
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- China
- Prior art keywords
- gas path
- path plate
- shrapnel
- auxiliary braking
- braking control
- 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.)
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- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 238000012360 testing method Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 206010039203 Road traffic accident Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000012795 verification Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail vehicle brakes
- B61H13/34—Details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
- Regulating Braking Force (AREA)
Abstract
The present invention discloses a kind of protection type rail traffic vehicles auxiliary braking control assembly; including auxiliary braking control unit and protection shell; auxiliary braking control unit includes gas path plate and the control device that is integrated on gas path plate; protection shell is removably located on one side of the gas path plate equipped with control device, and the control device on gas path plate is made to be contained in protective shell body;Limiting section there are one being all provided at left and right sides of protection shell; the shrapnel extended to protection housing direction there are one being all provided at left and right sides of gas path plate; shrapnel is equipped with the trepanning coordinated with limiting section; under external force; the one end of shrapnel far from gas path plate can expand outwardly, after protecting shell to be located on gas path plate, in the case of removing external force; shrapnel is close to the two side of protection shell, until limiting section is caught in the trepanning of shrapnel.There is protecting component so that protection shell will not fall off, and ensure safe and reliable to operation on the protection shell being provide with outside the auxiliary braking control unit of the present invention.
Description
Technical field
The present invention relates to rail traffic vehicles auxiliary braking control field more particularly to a kind of protection type rail traffic vehicles
Auxiliary braking control assembly.
Background technology
Auxiliary braking control unit is mainly used for realizing the miscellaneous function in addition to control for brake at present, such as vehicle braking wind
The air of cylinder supplies, parking brake control, the pressure supply control of AIRMATIC Dual Control.Rail traffic vehicles are auxiliary in the prior art
Brak control unit is helped to be generally mounted under vehicle, the sundries when vehicle is run on track may be taken up by air-flow, to installation
Auxiliary braking control unit under vehicle damages, therefore can protect auxiliary braking control unit, that is, installs protective housing
Lid.It needs to dismantle when carrying out inspecting periodically verification to the component in auxiliary braking control unit and is mounted on auxiliary braking control list
Protection case lid in member.
General structure such as Fig. 4 of the case lid of auxiliary braking control unit protection at present realizes that case lid and auxiliary are made using button is fastened
Dynamic control unit is fixedly connected, and case lid is removed when being safeguarded to the verification of auxiliary braking control unit, then to auxiliary braking control
Component on unit processed carries out inspection verification, also needs to load onto protection case lid after completing maintenance operation, fixes and fasten button, if operation
Not yet in effect fix of human error fastens button, and train steady state is without exception, and in train travelling process, case lid, which is given a shock, to be taken off
It falls, easily causes traffic accident even casualties.
Invention content
In order to solve the problems in the existing technology, the present invention provides a kind of protection type rail traffic vehicles auxiliary to make
Dynamic control assembly, optimization design has been done to the protection shell of auxiliary braking control unit so that protection shell is in protecting component
It will not fall off under constraint, effectively prevent the traffic accident caused by operating personnel slip up and occur, the technical solution is as follows:
The present invention provides a kind of protection type rail traffic vehicles auxiliary braking control assembly, including auxiliary braking control are single
Member and protection shell, the auxiliary braking control unit include gas path plate and the control device that is integrated on the gas path plate, institute
It states protection shell to be removably located on one side of the gas path plate equipped with control device, makes the control on the gas path plate
Device is contained in the protective shell body;
Be all provided at left and right sides of the protection shell there are one limiting section, be all provided at left and right sides of the gas path plate there are one
The shrapnel extended to the protection housing direction, the shrapnel is equipped with the trepanning coordinated with the limiting section, in outer force effect
Under, the one end of the shrapnel far from gas path plate can expand outwardly, and after the protection shell is located on the gas path plate, remove
In the case of going external force, the shrapnel is close to the two side of protection shell, until the limiting section is caught in opening for the shrapnel
Hole.
Further, one or more is set on the protection shell and fastens button, the gas path plate side is equipped with and is fastened with described
Snap fit is closed and one-to-one fastener.
Further, the pendant extended to the protection housing direction is additionally provided at left and right sides of the gas path plate, it is described
Shrapnel is arranged on the pendant, and when the protection shell is located on the gas path plate, the limiting section is hung on described
On pendant.
Further, at ∩ shape structures, the ∩ shapes structure is described for limiting for the upper edge outward bending of the pendant
Shrapnel.
Further, the trepanning on the shrapnel is slotted hole, and the slotted hole has certain length in the horizontal direction.
Further, the shrapnel is connect in one end far from gas path plate with convenient for hand-held hand-held part, the hand-held part
Lean out the ∩ shape structures of the pendant.
Further, one end of the shrapnel is fixedly connected with the gas path plate using bolt.
Further, it is provided with gasket seal between the protection casing peripheral and the gas path plate.
Further, the control device include overflow valve, it is pressure reducing valve, test splice, cock, check-valves, pulse valve, double
It is filled to check-valves, filter, band one or more in wind test splice, pressure switch.
Further, it is provided with gas vent on the protection shell.
What technical solution provided by the invention was brought has the beneficial effect that:
A. optimization design has been done to the protection shell of auxiliary braking control unit, has increased protecting component, even if fastening button not
It is completely fixed, in train operation, protective shell cognition will not fall off under the constraint of protecting component.It effectively prevents because of operator
Traffic accident caused by member's error occurs, and runs safety and reliability;
B. water proof and dust proof protection, protection shell and internal auxiliary braking control unit are realized.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the side view of protection type auxiliary braking control assembly provided in an embodiment of the present invention;
Fig. 2 is the front view of protection type auxiliary braking control assembly provided in an embodiment of the present invention;
Fig. 3 is the upward view of protection type auxiliary braking control assembly provided in an embodiment of the present invention;
Fig. 4 is the structure chart of auxiliary braking control assembly in the prior art;
Wherein, reference numeral includes:1- protects shell, 2- gas path plates, 3- shrapnels, 4- pendants, the 5- limits of 41- ∩ shape structures
Portion, 6- fasten button, 7- fasteners.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects
It encloses.
In one embodiment of the invention, a kind of protection type rail traffic vehicles auxiliary braking control assembly is provided,
Including auxiliary braking control unit and protection shell 1, the auxiliary braking control unit includes gas path plate 2 and is integrated in the gas
Control device on road plate 2, the control device include overflow valve, pressure reducing valve, test splice, cock, check-valves, pulse valve,
Throttle valve, double check valve, filter, band fill one or more in wind test splice, pressure switch, the protection shell 1
It is removably located on one side of the gas path plate 2 equipped with control device, the control device on the gas path plate 2 is made to accommodate
In in the protection shell 1;
The left and right sides of the protection shell 1 is all provided with there are one limiting section 5 (such as pin), referring specifically in Fig. 1 to Fig. 3
Shown in structure, the left and right sides of the gas path plate 2 is all provided with that there are one the shrapnels 3 extended to 1 direction of the protection shell, specifically
Structure is equipped with the trepanning coordinated with the limiting section 5 referring to Fig. 1, the shrapnel 3, and under external force, the shrapnel 3 is separate
One end of gas path plate 2 can expand outwardly, after the protection shell 1 is located on the gas path plate 2, the case where removing external force
Under, the shrapnel 3 is close to the two side of protection shell 1, until the limiting section 5 is caught in the trepanning of the shrapnel 3, increases bullet
Piece 3 is used as protecting component, and shrapnel 3 can effectively prevent protection shell 1 in train operation by being used cooperatively with limiting section 5
It falls off, and then ensures operation safety and reliability;To increase the service life of shrapnel 3, shrapnel 3 selects elastic material, through testing
Card, shrapnel 3, which can bear repeatedly to push and pull, dials curved number, and effective elastic force is kept in use demand number, fully meets train
It uses.
Further, the left and right sides of the gas path plate 2 is additionally provided with the pendant 4 extended to 1 direction of the protection shell, institute
Shrapnel 3 is stated to be arranged on pendant 4;The left and right sides of the protection shell 1 is additionally provided with pendant 4, when the protection shell 1 is located at
When on the gas path plate 2, the limiting section 5 is hung on the pendant 4, and concrete structure is equipped with referring to Fig. 2, the pendant 4
One open slot hung for limiting section 5, it is preferable that the upper edge outward bending of the pendant 4 is at ∩ shapes structure 41, the ∩
Shape structure 41 is arranged for limiting the shrapnel 3,3 part of the shrapnel in pendant 4, if occurring fastening what button 6 was not completely fixed
Situation, even if in vehicle operation, since ∩ shapes structure 41 limits the shrapnel 3 so that shrapnel 3 is in the case where being not affected by outer force effect
It cannot be detached from pendant 4, further such that the protection shell 1 cannot be detached from the shrapnel 3, be provide with to enhance protection shell 1
Stability on gas path plate 2, but the shrapnel 3 is still able to take off under a certain range of outer force effect artificially applied
From the pendant 4, the dismounting of protection shell 1 is facilitated to install again.
In one embodiment of the invention, the shrapnel 3 is in one end far from gas path plate 2 and the hand-held part convenient for holding
(hand-held part can be bent relative to shrapnel 3, so that the shrapnel 3 can be far from the limiting section 5, hand-held part for connection
Can not have rebound characteristics), the hand-held part leans out the pendant 4, and the shrapnel 3 is equipped with to be coordinated with the limiting section 5
Trepanning, trepanning is slotted hole, the slotted hole in the horizontal direction have certain length.Controller on the gas path plate 2
Part further includes ground wire, and one end of the ground wire is arranged on the gas path plate 2, and the other end is arranged in the protection shell 1
On.Specifically, in unloading protecting shell 1, ground wire is first released, rear unclamp fastens button on protection shell 1, then holds hand-held
Portion extrapolates shrapnel 3, because there is slotted hole certain length, the shrapnel can be detached from the limiting section 5 along slotted hole, keep away
Exempt from shrapnel 3 and 5 direct friction of limiting section and damage shrapnel 3, therefore the elasticity of can effectively protect shrapnel 3.
Above-mentioned shrapnel 3 it is specific as follows with the connection type of gas path plate 2:One end of the shrapnel 3 makes with the gas path plate 2
It is fixedly connected with bolt, because shrapnel 3 has elasticity, after completing maintenance to gas path plate, before needing lid to set protection shell 1, first
The shrapnel 3 is broken into two with one's hands outward, after the protection shell 1 can be located on the gas path plate 2, the other end of shrapnel 3
Can be under the action of no external force, automatic impaction protection shell 1 is close to center position, until the limiting section 5 is caught in the shrapnel 3
Trepanning, the compression of shrapnel 3 is not necessarily to manual operation, safety in operation also ensured while easy to use.
The specific embodiment that is removably located on the gas path plate 2 of protection shell 1 can be:The guarantor
One or more is set on protective case body 1 and fastens button 6,2 side of the gas path plate is equipped with fastens snap fit conjunction and one-to-one button with described
Part 7 (above-mentioned fasten button 6 and the installation position of fastener 7 can be interchanged), it is preferable that the upper side and lower side of the protection shell 1 is all provided with
It sets two and fastens button 6, the both sides of the gas path plate 2 are equipped with two matched fasteners 7, to ensure that protection shell 1 is located at
Stability on gas path plate 2, the button 6 of fastening cannot be arranged with the shrapnel 3 in the same side of the gas path plate 2.
In one embodiment of the invention, it is provided with sealing between the periphery and the gas path plate 2 of the protection shell 1
Gasket, above-mentioned gasket seal is the leakproofness of the enhancing protection shell 1 and the junction of gas path plate 2, in the gasket seal
Under the action of, water proof and dust proof can be better achieved in the protection shell 1, prevent foreign object from invading.
Due to being integrated with various control device, including various valves on the gas path plate 2 of auxiliary braking control unit, can protect
Certain air pressure is generated in protective case body 1 is provided with gas vent on the protection shell 1 in a preferred embodiment, it is described
Gas vent is chosen as round or other arbitrary shapes, the size and number of the gas vent can according to actual exhaust demand and
It is fixed.
The present invention provides a kind of protection type rail traffic vehicles auxiliary braking control assemblies, to auxiliary braking control unit
Protection shell done optimization design, increase protecting component so that protection shell will not fall off under the constraint of protecting component,
It effectively prevents the traffic accident caused by operating personnel slip up to occur, ensure safe and reliable to operation;Realize water proof and dust proof protection,
Preferably protect shell and internal detent control assembly.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of protection type rail traffic vehicles auxiliary braking control assembly, which is characterized in that including auxiliary braking control unit
With protection shell (1), the auxiliary braking control unit includes gas path plate (2) and the control that is integrated on the gas path plate (2)
Device, the protection shell (1) are removably located on one side of the gas path plate (2) equipped with control device, make described
Control device on gas path plate (2) is contained in the protection shell (1);
It is all provided at left and right sides of the protection shell (1) there are one limiting section (5), is all provided at left and right sides of the gas path plate (2)
There are one the shrapnel (3) extended to described protection shell (1) direction, the shrapnel (3) is equipped with to be coordinated with the limiting section (5)
Trepanning, under external force, the shrapnel (3) can expand outwardly far from one end of gas path plate (2), when the protection shell
(1) after being located on the gas path plate (2), in the case of removing external force, the shrapnel (3) to protection shell (1) two side
It is close, until the limiting section (5) is caught in the trepanning of the shrapnel (3).
2. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that the guarantor
One or more is set on protective case body (1) and fastens button (6), gas path plate (2) side is equipped with fastens snap fit conjunction and an a pair with described
The fastener (7) answered.
3. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that the gas
The pendant (4) extended to described protection shell (1) direction is additionally provided at left and right sides of road plate (2), the shrapnel (3) is arranged in institute
It states on pendant (4), when the protection shell (1) is located on the gas path plate (2), the limiting section (5) is hung on described
On pendant (4).
4. protection type rail traffic vehicles auxiliary braking control assembly according to claim 3, which is characterized in that the extension
The upper edge outward bending of part (4) is at ∩ shapes structure (41), and the ∩ shapes structure (41) is for limiting the shrapnel (3).
5. according to protection type rail traffic vehicles auxiliary braking control assembly described in claim 1, which is characterized in that the shrapnel
(3) trepanning on is slotted hole, and the slotted hole has certain length in the horizontal direction.
6. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that the bullet
One end of piece (3) is fixedly connected with the gas path plate (2) using bolt.
7. protection type rail traffic vehicles auxiliary braking control assembly according to claim 4, which is characterized in that the bullet
Piece (3) is connect in one end far from gas path plate (2) with convenient for hand-held hand-held part, and the hand-held part leans out the pendant (4)
∩ shapes structure (41).
8. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that the guarantor
It is provided with gasket seal between the periphery and the gas path plate (2) of protective case body (1).
9. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that the control
Device processed includes that overflow valve, pressure reducing valve, test splice, cock, check-valves, pulse valve, double check valve, filter, band fill wind
It is one or more in test splice, pressure switch.
10. protection type rail traffic vehicles auxiliary braking control assembly according to claim 1, which is characterized in that described
It is provided with gas vent on protection shell (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810667965.4A CN108725502B (en) | 2018-06-26 | 2018-06-26 | Protective type rail transit vehicle auxiliary braking control assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810667965.4A CN108725502B (en) | 2018-06-26 | 2018-06-26 | Protective type rail transit vehicle auxiliary braking control assembly |
Publications (2)
Publication Number | Publication Date |
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CN108725502A true CN108725502A (en) | 2018-11-02 |
CN108725502B CN108725502B (en) | 2023-11-24 |
Family
ID=63930712
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CN201810667965.4A Active CN108725502B (en) | 2018-06-26 | 2018-06-26 | Protective type rail transit vehicle auxiliary braking control assembly |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109987112A (en) * | 2019-03-07 | 2019-07-09 | 克诺尔车辆设备(苏州)有限公司 | A kind of rail traffic vehicles auxiliary braking control system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2574956Y (en) * | 2002-10-01 | 2003-09-24 | 深圳市中车业成实业有限公司 | Single-way guiding through device with arc extinguishing function |
JP2006168408A (en) * | 2004-12-13 | 2006-06-29 | Advics:Kk | Vehicle control device with brake liquid pressure |
EP2639123A1 (en) * | 2012-03-16 | 2013-09-18 | Ansure, Inc. | Brake auxiliary device |
CN205010233U (en) * | 2015-10-12 | 2016-02-03 | 株洲联诚集团有限责任公司 | Track transportation vehicles locomotive control box for closing mechanism |
CN207215440U (en) * | 2017-08-03 | 2018-04-10 | 中车唐山机车车辆有限公司 | A kind of integrated form gas circuit test device and train |
CN208325247U (en) * | 2018-06-26 | 2019-01-04 | 克诺尔车辆设备(苏州)有限公司 | A kind of protection type rail traffic vehicles auxiliary braking control assembly |
-
2018
- 2018-06-26 CN CN201810667965.4A patent/CN108725502B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2574956Y (en) * | 2002-10-01 | 2003-09-24 | 深圳市中车业成实业有限公司 | Single-way guiding through device with arc extinguishing function |
JP2006168408A (en) * | 2004-12-13 | 2006-06-29 | Advics:Kk | Vehicle control device with brake liquid pressure |
EP2639123A1 (en) * | 2012-03-16 | 2013-09-18 | Ansure, Inc. | Brake auxiliary device |
CN205010233U (en) * | 2015-10-12 | 2016-02-03 | 株洲联诚集团有限责任公司 | Track transportation vehicles locomotive control box for closing mechanism |
CN207215440U (en) * | 2017-08-03 | 2018-04-10 | 中车唐山机车车辆有限公司 | A kind of integrated form gas circuit test device and train |
CN208325247U (en) * | 2018-06-26 | 2019-01-04 | 克诺尔车辆设备(苏州)有限公司 | A kind of protection type rail traffic vehicles auxiliary braking control assembly |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109987112A (en) * | 2019-03-07 | 2019-07-09 | 克诺尔车辆设备(苏州)有限公司 | A kind of rail traffic vehicles auxiliary braking control system |
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