CN106696989A - Automatic detector for retarder - Google Patents
Automatic detector for retarder Download PDFInfo
- Publication number
- CN106696989A CN106696989A CN201710128697.4A CN201710128697A CN106696989A CN 106696989 A CN106696989 A CN 106696989A CN 201710128697 A CN201710128697 A CN 201710128697A CN 106696989 A CN106696989 A CN 106696989A
- Authority
- CN
- China
- Prior art keywords
- vehicle frame
- motor
- decelerating
- optoelectronic switch
- shaft
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K7/00—Railway stops fixed to permanent way; Track brakes or retarding apparatus fixed to permanent way; Sand tracks or the like
- B61K7/02—Track brakes or retarding apparatus
- B61K7/10—Track brakes or retarding apparatus electrodynamic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
Abstract
The invention belongs to the field of retarder detection, and relates to a detector, in particular to an automatic detector for a retarder. The automobile detector aims at solving the problem of absence of automatic retarder detection instruments in the prior art. The automatic detector comprises a car frame, a traveling mechanism, a loading mechanism, a power supply mechanism, a controller and two rail grabbing mechanisms, wherein the traveling mechanism is installed at the bottom end of the car frame, and the loading mechanism, the power supply mechanism and the controller are fixedly arranged on the car frame; and the traveling mechanism is arranged on two parallel rails, the two rail grabbing mechanisms are installed on the car frame, and the two rail grabbing mechanisms are arranged close to the same rail.
Description
Technical field
The present invention relates to a kind of detector, and in particular to a kind of automatic tester for decelerating.
Background technology
In existing station automation of marshalling station degree is greatly strengthened, hump marshalling speed control device and testing equipment
Automation is also increasingly paid attention to by each side.
Decelerating inevitably experiences various extreme weathers as a kind of equipment for being used in open-air atmosphere throughout the year
And operating mode, decelerating occur the leakage of hydraulic pressure oil gas, parts it is aging be also it is unavoidable, these losses will be greatly improved
The probability that decelerating breaks down.If decelerating fails or damages and find maintenance not in time, gently then marshalling yard is being influenceed just
Often operation, heavy then generation vehicle crash and derailment accident, serious threat is caused to economic asset and personal safety.With marshalling yard
The raising of automation is overhauled, status of the decelerating detection technique in railway security transport is also more and more important, but prior art
In also not on the instrument of decelerating automatic detection.
The content of the invention
Present invention is to solve in the prior art also not on the instrument of decelerating automatic detection, and then offer
A kind of automatic tester for decelerating.
The technical scheme that is used to solve the above problems of the present invention is：
It grabs rail mechanism including vehicle frame, walking mechanism, load maintainer, administration of power supply, controller and two；Walking mechanism is pacified
Mounted in the bottom of vehicle frame, load maintainer, administration of power supply and controller are fixedly mounted on vehicle frame, and walking mechanism is arranged on two and puts down
On capable rail, two are grabbed rail mechanism on vehicle frame, and two are grabbed rail mechanism and set near same rail.
The beneficial effects of the invention are as follows：
1st, compact conformation of the present invention, simple to operate, full automation, suitable scene are detected, and do not influence marshalling
The normal operation stood；
2nd, the present invention improves the reliability of detection positioning using two travel switches as detection positioner；
3rd, the present invention detects pressure of the pressure head to decelerating by pressure sensor, and testing result is accurate, extraneous by other
Influence factor is small；
4th, the present invention drives two driving wheels using single motor, simplifies drive control, improves the steady of detector
Property.
5th, carry out decelerating automatic detection and can in time detect decelerating in the present invention, detect and qualified subtract with underproof
Speed top, it is found that unqualified decelerating can be reminded and repair or replace, it is ensured that the normal operation of marshalling yard, it is ensured that traffic safety
And personal safety, while avoiding the generation of economic loss.
Brief description of the drawings
Fig. 1 is overall structure front view of the present invention, and Fig. 2 is the side view of Fig. 1, and Fig. 3 is overall structure diagram of the present invention,
Fig. 4 is the schematic diagram that touch screen shell 34 is arranged on outer casing stand 37, and Fig. 5 is load maintainer and grabs rail mechanism installed in vehicle frame 1
On schematic diagram, Fig. 6 is to grab rail mechanism schematic diagram.
Specific embodiment
Specific embodiment one：Present embodiment is illustrated with reference to Fig. 1-Fig. 6, one kind described in present embodiment is used for decelerating
Automatic tester, it includes that vehicle frame 1, walking mechanism, load maintainer, administration of power supply 4, controller and two grab rail mechanism；OK
Mechanism is walked installed in the bottom of vehicle frame 1, load maintainer, administration of power supply 4 and controller are fixedly mounted on vehicle frame 1, walking mechanism
It is arranged on two parallel rails 2, two are grabbed rail mechanism on vehicle frame 1, and two are grabbed rail mechanism near same iron
Rail 2 is set.
Specific embodiment two：Present embodiment is illustrated with reference to Fig. 1-Fig. 3, one kind described in present embodiment is used for decelerating
Automatic tester, walking mechanism includes that the travelling gear 18, two of motor 17, two pairs driving wheel wheel carrier 21, two is passive
The wheel follower 16 of driving wheel 15, two of wheel carrier 19, two and multiple universal joints 20；Motor 17 is twin shaft output motor, often
Individual follower 16 rotates connection and is arranged on a follower wheel carrier 19 respectively, and each driving wheel 15 rotates connection and is arranged on respectively
On one driving wheel wheel carrier 21, and rotating shaft set on each driving wheel 15 is equipped with a pair of gears of travelling gear 18, two
Driving wheel 15 is separately positioned on two rails 2, and two followers 16 are separately positioned on two rails 2, two driving wheel wheels
Frame 21 is fixedly mounted on vehicle frame 1 side by side, and two follower wheel carriers 19 are fixedly mounted on vehicle frame 1 side by side, and motor 17 is consolidated
On the vehicle frame 1, the often end of drive link is separately installed with a universal joint 20 for Dingan County, the output of motor 17 each output shaft
End is fixedly connected with a universal joint of drive link one end 20 respectively, the universal joint 20 of each drive link other end respectively with a pair
The rotating shaft of travelling gear 18 another gear is fixedly connected, the axis of rotation connection peace of another gear of each pair travelling gear 18
On driving wheel wheel carrier 21, and two gear teeth of each pair travelling gear 18 are engaged.Driving wheel 15 and follower 16 are along iron
The length direction of rail 2 is rolled, and other are identical with specific embodiment one.
Specific embodiment three：With reference to Fig. 1-Fig. 3 and Fig. 5 explanation present embodiments, one kind described in present embodiment is used for
The automatic tester of decelerating, load maintainer include loading motor 24, power transmission shaft 9, electromagnetic clutch 10, with cogged gear
Axle 11, rotary encoder 8, pressure head 6, housing 5, pressure sensor 7, the first travel switch 22, the second travel switch 23, spring
25th, optoelectronic switch 29, optoelectronic switch block 30, spring anchorage bracket 35 and optoelectronic switch fixed plate 36, the bottom of pressure head 6 are tooth bar knot
Structure, housing 5 is fixedly mounted on vehicle frame 1, and spring anchorage bracket 35 is arranged on housing 5, and spring 25 is vertically arranged in spring and fixes
On frame 35, pressure head 6 is inserted into spring 25, spring anchorage bracket 35 and housing 5, and the top of pressure head 6 is machined with clamp, is pacified on clamp
Equipped with optoelectronic switch block 30, loading motor 24 is arranged on vehicle frame 1 near housing 5, the output end of the rotating shaft of loading motor 24 with
One end of power transmission shaft 9 is fixedly connected, and the other end of power transmission shaft 9 is fixedly connected with the one end with cogged gear shaft 11, carries
The other end of the gear shaft 11 of gear is provided with rotary encoder 8, and electromagnetic clutch 10 is arranged on power transmission shaft 9, with gear
The gear of gear shaft 11 engaged with the rack structure tooth of pressure head 6, optoelectronic switch fixed plate 36 be arranged on spring anchorage bracket 35 on,
Optoelectronic switch 29 is arranged on the top of optoelectronic switch fixed plate 36, and optoelectronic switch 29 is oppositely arranged with optoelectronic switch block 30,
Pressure sensor 7 is arranged on the bottom of pressure head 6, and the first travel switch 22 and the second travel switch 23 are installed in the bottom of vehicle frame 1
The line of end, the first travel switch 22 and the second travel switch 23 be arranged in parallel with rail 2.And the first stroke during the movement of vehicle frame 1
The travel switch 23 of switch 22 and second can be contacted with decelerating to be measured 3.Pressure sensor 7 and rotary coding in present embodiment
Device 8 is to the pressure of decelerating 3 and moves down distance and detects, is then moved down by optoelectronic switch 29 and optoelectronic switch block 30 pairs
Distance carries out after-treatment；Decelerating 3 is positioned by the first travel switch 22 and the second travel switch 23；By grabbing rail
Mechanism is fixed to the detector in detection process；Control assembly 26 to motor 17, loading motor 24, grab rail mechanism
It is controlled；Its motion process is controlled by the signal detected in detector motion process；Such as when the first travel switch
22 when touching decelerating 3 to be detected, and control device receives feedback signal, and motor 17 is slowed down, when the second stroke
When touching decelerating 3 to be detected, motor 17 is braked switch 23, the stop motion of vehicle frame 1, other and specific embodiment party
Formula one is identical.
Specific embodiment four：With reference to Fig. 1-Fig. 3 and Fig. 6 explanation present embodiments, one kind described in present embodiment is used for
The automatic tester of decelerating, grabbing rail mechanism includes grapple 12, electric push rod 13 and swing mechanism 14, swing mechanism 14 and electricity
The base of dynamic pull bar 13 is installed on vehicle frame 1, and the telescopic end of electric push rod 13 is rotated with one end of swing mechanism 14 and connected
Connect, the rotation support portion 12-1 of grapple 12 is rotated with swing mechanism 14 and is connected, grapple 12 connects with the hinge 14-1 of swing mechanism 14
Connect, other are identical with specific embodiment one.
Specific embodiment five：With reference to Fig. 1-Fig. 3 and Fig. 6 explanation present embodiments, one kind described in present embodiment is used for
The automatic tester of decelerating, swing mechanism 14 includes connection framework 14-2 and holds out against block 14-3, the one of connection framework 14-2
End is connected with the telescopic end of electric push rod 13, and the other end of connection framework 14-2 is fixed with the one end for holding out against block 14-3 and connected
Connect, one end of hinge 14-1 is connected with block 14-3 rotations are held out against, the other end of hinge 14-1 is rotated with grapple 12 and is connected, other
It is identical with specific embodiment four.
Specific embodiment six：With reference to Fig. 1-Fig. 3 and Fig. 6 explanation present embodiments, one kind described in present embodiment is used for
The automatic tester of decelerating, grabbing rail mechanism also includes eccentric shaft 31 and adjustment cushion block 32, the rotation support portion 12-1 of grapple 12
Rotated with vehicle frame 1 by eccentric shaft 31 and be connected, adjustment cushion block 32 is arranged on and holds out against on block 14-3, and electric pushrod 13 stretches out motion
When electric pushrod 13 telescopic end promote connection framework 14-2 motion, connection framework 14-2 is promoted and is held out against block 14-3 motions, top
Tight block 14-3 props the top of grapple 12 by hinge 14-1, makes the rotation support portion 12-1 of grapple 12 around 31 turns of eccentric shaft
It is dynamic, hold out against block 14-3 and withstand on and make on rotation support portion 12-1 grapple 12 and be hooked in the lower edge of rail 2, other and specific embodiment one
It is identical.
Specific embodiment seven：Present embodiment is illustrated with reference to Fig. 1-Fig. 4, one kind described in present embodiment is used for decelerating
Automatic tester, controller include control assembly 26 and control assembly display screen 27, controller include control assembly 26 with control
Component display processed 27 is connected, and ventilating filter screen 28, administration of power supply 4, pressure sensor 7, rotation are provided with control assembly 26
Encoder 8, electromagnetic clutch 10, electric push rod 13, motor 17, the first travel switch 22, the second travel switch 23, plus
Carry motor 24 and optoelectronic switch 29 is connected with control assembly 26, other are identical with specific embodiment one, two, three, four or five.
Specific embodiment eight：Present embodiment is illustrated with reference to Fig. 1-Fig. 4, one kind described in present embodiment is used for decelerating
Automatic tester, control assembly display screen 27 include touch screen shell 34, outer casing stand 37 and two knob plungers 33, outside touch screen
Shell 34 rotates connection peace and turns on outer casing stand 37, and two knob plungers 33 are rotatably connected on outer casing stand 37 respectively.Pass through
The top of each knob plunger 33 withstand on touch screen shell 34 so that the fixed plane of control assembly display screen 27 angle, other with
Specific embodiment seven is identical.
Operation principle
When using, the present invention is placed on rail 2, motor 17 starts running；Motor 17 passes through universal joint
20 two driving wheels 15 of driving are rotated, and detector is advanced along rail 2；When the first travel switch 22 touches the cunning of decelerating 3
During dynamic oil cylinder, the control motor 17 of control assembly 26 slows down, when the second travel switch touches the sliding oil cylinder of decelerating 3
When, the control motor 17 of control assembly 26 brakes, while the electric pushrod 13 for grabbing rail mechanism orders about the drive of swing mechanism 14 grabbing
12 are hooked, hook 12 is caught on the lower edge of rail 2, now the electromagnetic clutch 10 in load maintainer is closed, the power of loading motor 24
Rotated through power transmission shaft 9 and the gear shaft 11 of electromagnetic clutch 10；Gear shaft 11 moves downward to enter decelerating 3 with dynamic head 6
Row loading detection, pressure sensor 7 and rotary encoder 8 coordinate record respectively to subtract with optoelectronic switch 29 and optoelectronic switch block 30
Speed is pushed up 3 pressure and moves down distance, will be obtained parameter and is sent to processing unit；After loaded, electromagnetic clutch 10 disconnects, bullet
Band dynamic head 6 resets in the Recovery Process of spring 25, while electric pushrod 13 opens hook 12, the control motor of control assembly 26
17 are again started up operation, drive detector walking, start to detect next decelerating.
Claims (8)
1. a kind of automatic tester for decelerating, it is characterised in that：It include vehicle frame (1), walking mechanism, load maintainer,
Administration of power supply (4), controller and two grab rail mechanism；Walking mechanism is arranged on the bottom of vehicle frame (1), load maintainer, power supply machine
Structure (4) and controller are fixedly mounted on vehicle frame (1), and walking mechanism is arranged on two parallel rails (2), and two are grabbed trailer
Structure is arranged on vehicle frame (1), and two are grabbed rail mechanism and set near same rail (2).
2. a kind of automatic tester for decelerating according to claim 1, it is characterised in that：Walking mechanism includes driving
Motor (17), two pairs of travelling gears (18), two driving wheel wheel carriers (21), two follower wheel carriers (19), two driving wheels
(15), two followers (16) and multiple universal joints (20)；Motor (17) is twin shaft output motor, each follower (16)
Rotate connection respectively to be arranged on a follower wheel carrier (19), each driving wheel (15) rotates connection and is arranged on a master respectively
On driving wheel wheel carrier (21), and rotating shaft set on each driving wheel (15) is equipped with a pair of gears of travelling gear (18), two
Driving wheel (15) is separately positioned on two rails (2), and two followers (16) are separately positioned on two rails (2), two
Driving wheel wheel carrier (21) is fixedly mounted on vehicle frame (1) side by side, and two follower wheel carriers (19) are fixedly mounted on vehicle frame (1) side by side
On, motor (17) is fixedly mounted on vehicle frame (1), and the often end of drive link is separately installed with a universal joint (20), is driven
The output end of motor (17) each output shaft is fixedly connected with a universal joint of drive link one end (20) respectively, each drive link
Rotating shaft of the universal joint (20) of the other end respectively with a pair of travelling gear (18) another gears is fixedly connected, each pair travelling gear
(18) the axis of rotation connection of another gear is arranged on driving wheel wheel carrier (21), and two of each pair travelling gear (18)
Gear teeth is engaged.
3. a kind of automatic tester for decelerating according to claim 1, it is characterised in that：Load maintainer includes loading
Motor (24), power transmission shaft (9), electromagnetic clutch (10), with cogged gear shaft (11), rotary encoder (8), pressure head (6),
Housing (5), pressure sensor (7), the first travel switch (22), the second travel switch (23), spring (25), optoelectronic switch
(29), optoelectronic switch block (30), spring anchorage bracket (35) and optoelectronic switch fixed plate (36), pressure head (6) bottom are tooth bar knot
Structure, housing (5) is fixedly mounted on vehicle frame (1), and on housing (5), spring (25) is vertically arranged spring anchorage bracket (35)
On spring anchorage bracket (35), pressure head (6) is inserted into spring (25), spring anchorage bracket (35) and housing (5), pressure head (6)
Top is machined with clamp, and optoelectronic switch block (30) is provided with clamp, and loading motor (24) is near housing (5) installed in vehicle frame
(1) on, the output end of loading motor (24) rotating shaft is fixedly connected with one end of power transmission shaft (9), the other end and band of power transmission shaft (9)
One end of cogged gear shaft (11) is fixedly connected, and the other end with cogged gear shaft (11) is provided with rotary encoder
(8), electromagnetic clutch (10) is on power transmission shaft (9), the tooth bar of the gear with cogged gear shaft (11) and pressure head (6)
Structure tooth is engaged, and optoelectronic switch fixed plate (36) on spring anchorage bracket (35), installed in light establish by cable by optoelectronic switch (29)
The top of fixed plate (36) is closed, and optoelectronic switch (29) is oppositely arranged with optoelectronic switch block (30), pressure sensor (7) is installed
On the bottom of pressure head (6), the first travel switch (22) and the second travel switch (23) are installed in the bottom of vehicle frame (1), first
The line of travel switch (22) and the second travel switch (23) be arranged in parallel with rail (2).
4. a kind of automatic tester for decelerating according to claim 1, it is characterised in that：Grabbing rail mechanism includes grapple
(12) base of, electric push rod (13) and swing mechanism (14), swing mechanism (14) and electric push rod (13) is installed in
On vehicle frame (1), the telescopic end of electric push rod (13) is rotated with one end of swing mechanism (14) and is connected, the rotation branch of grapple (12)
Support part (12-1) rotates with swing mechanism (14) and is connected, and grapple (12) is connected with the hinge (14-1) of swing mechanism (14).
5. a kind of automatic tester for decelerating according to claim 4, it is characterised in that：Swing mechanism (14) includes
Connect framework (14-2) and hold out against block (14-3), one end of connection framework (14-2) connects with the telescopic end of electric push rod (13)
Connect, the other end of connection framework (14-2) is fixedly connected with the one end for holding out against block (14-3), one end and the top of hinge (14-1)
Tight block (14-3) rotates connection, and the other end of hinge (14-1) is rotated with grapple (12) and is connected.
6. a kind of automatic tester for decelerating according to claim 4, it is characterised in that：Grabbing rail mechanism is also included partially
Heart axle (31) and adjustment cushion block (32), the rotation support portion (12-1) of grapple (12) are rotated by eccentric shaft (31) with vehicle frame (1)
Connection, adjustment cushion block (32) is arranged on and holds out against on block (14-3).
7. a kind of automatic tester for decelerating according to claim 1,2,3,4 or 5, it is characterised in that：Controller
Including control assembly (26) and control assembly display screen (27), controller includes control assembly (26) and control assembly display screen
(27) connect, ventilating filter screen (28) is installed in control assembly (26), administration of power supply (4), pressure sensor (7), rotation are compiled
Code device (8), electromagnetic clutch (10), electric push rod (13), motor (17), the first travel switch (22), the second stroke
Switch (23), loading motor (24) and optoelectronic switch (29) are connected with control assembly (26).
8. a kind of automatic tester for decelerating according to claim 7, it is characterised in that：Control assembly display screen
(27) including touch screen shell (34), outer casing stand (37) and two knob plungers (33), touch screen shell (34) rotates connection peace and turns
On outer casing stand (37), two knob plungers (33) are rotatably connected on outer casing stand (37) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710128697.4A CN106696989A (en) | 2017-03-06 | 2017-03-06 | Automatic detector for retarder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710128697.4A CN106696989A (en) | 2017-03-06 | 2017-03-06 | Automatic detector for retarder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106696989A true CN106696989A (en) | 2017-05-24 |
Family
ID=58917935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710128697.4A Pending CN106696989A (en) | 2017-03-06 | 2017-03-06 | Automatic detector for retarder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106696989A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146456A (en) * | 2018-02-10 | 2018-06-12 | 深圳信通环球科技有限公司 | A kind of rail polling car |
| CN109305189A (en) * | 2018-10-31 | 2019-02-05 | 西南交通大学 | A kind of stop support automatic detection device |
| CN109398407A (en) * | 2018-11-26 | 2019-03-01 | 华东交通大学 | It is a kind of for detecting the device of deceleration top |
| CN113484044A (en) * | 2021-07-07 | 2021-10-08 | 中车唐山机车车辆有限公司 | Transverse force measuring system and force measuring wheel set calibration test bed |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6152042A (en) * | 1998-12-07 | 2000-11-28 | Abc Rail Products Corporation | Railcar retarder assembly |
| JP2009221732A (en) * | 2008-03-17 | 2009-10-01 | Railtec Co Ltd | Automatic gauge correcting and holding unit and gauge correcting method therefor |
| CN102944396A (en) * | 2012-11-08 | 2013-02-27 | 西安多维通讯设备有限公司 | Mobile retarder condition inspection vehicle |
| CN204630726U (en) * | 2015-05-22 | 2015-09-09 | 哈尔滨铁路局减速顶调速系统研究中心 | A kind of railway detects the inspection vehicle of decelerating |
| CN205256332U (en) * | 2015-11-04 | 2016-05-25 | 上海路仪机电科技有限公司 | A bionic -type station retarder presence that adopts energy storage ware detects car |
| CN205951976U (en) * | 2016-08-25 | 2017-02-15 | 西南交通大学 | Retarder witnessed inspections car |
| CN206510920U (en) * | 2017-03-06 | 2017-09-22 | 哈尔滨市特多佳调速技术开发中心 | A kind of automatic tester for decelerating |
-
2017
- 2017-03-06 CN CN201710128697.4A patent/CN106696989A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6152042A (en) * | 1998-12-07 | 2000-11-28 | Abc Rail Products Corporation | Railcar retarder assembly |
| JP2009221732A (en) * | 2008-03-17 | 2009-10-01 | Railtec Co Ltd | Automatic gauge correcting and holding unit and gauge correcting method therefor |
| CN102944396A (en) * | 2012-11-08 | 2013-02-27 | 西安多维通讯设备有限公司 | Mobile retarder condition inspection vehicle |
| CN204630726U (en) * | 2015-05-22 | 2015-09-09 | 哈尔滨铁路局减速顶调速系统研究中心 | A kind of railway detects the inspection vehicle of decelerating |
| CN205256332U (en) * | 2015-11-04 | 2016-05-25 | 上海路仪机电科技有限公司 | A bionic -type station retarder presence that adopts energy storage ware detects car |
| CN205951976U (en) * | 2016-08-25 | 2017-02-15 | 西南交通大学 | Retarder witnessed inspections car |
| CN206510920U (en) * | 2017-03-06 | 2017-09-22 | 哈尔滨市特多佳调速技术开发中心 | A kind of automatic tester for decelerating |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146456A (en) * | 2018-02-10 | 2018-06-12 | 深圳信通环球科技有限公司 | A kind of rail polling car |
| CN109305189A (en) * | 2018-10-31 | 2019-02-05 | 西南交通大学 | A kind of stop support automatic detection device |
| CN109398407A (en) * | 2018-11-26 | 2019-03-01 | 华东交通大学 | It is a kind of for detecting the device of deceleration top |
| CN113484044A (en) * | 2021-07-07 | 2021-10-08 | 中车唐山机车车辆有限公司 | Transverse force measuring system and force measuring wheel set calibration test bed |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170524 |
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| WD01 | Invention patent application deemed withdrawn after publication |