CN104325994A - Bidirectional anti-rolling device of freight train - Google Patents
Bidirectional anti-rolling device of freight train Download PDFInfo
- Publication number
- CN104325994A CN104325994A CN201410673750.5A CN201410673750A CN104325994A CN 104325994 A CN104325994 A CN 104325994A CN 201410673750 A CN201410673750 A CN 201410673750A CN 104325994 A CN104325994 A CN 104325994A
- Authority
- CN
- China
- Prior art keywords
- rail
- oscillating cylinder
- skate
- cylinder
- roll device
- 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.)
- Granted
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
- B61K7/16—Positive railway stops
- B61K7/20—Positive wheel stops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses a bidirectional anti-rolling device of a freight train and belongs to the field of railway safety anti-rolling stopping facilities. The bidirectional anti-rolling device of the freight train, disclosed by the invention, comprises two sets of anti-rolling devices: an anti-forward rolling stopping device and an anti-backward rolling stopping device respectively; the anti-backward rolling stopping device and the anti-forward rolling stopping device are arranged in reverse directions; each anti-rolling device comprises a linear cylinder, an oscillating cylinder, a metal shoe, a supporting mechanism and an air channel mechanism; each the supporting mechanism is fixedly arranged at the inner side of a steel rail; each linear cylinder and the steel rail are arranged in parallel, the front end of a piston rod of each linear cylinder is fixedly connected with the rear end of the corresponding oscillating cylinder, each oscillating cylinder is glidingly connected with the corresponding supporting mechanism, and each metal shoe is connected with the front end of the corresponding oscillating cylinder in an oscillating manner. According to the bidirectional anti-rolling device disclosed by the invention, by combining the mechanical technology and the pneumatic technology, the goals of simple installation and front and back bidirectional braking and the goals that the steel rail cannot be damaged when the metal shoes are fixed and the metal shoes are not easy to lose can be achieved; by the pneumatic technology, the service life of the bidirectional anti-rolling device disclosed by the invention is prolonged, and the operating risk during use is effectively lowered.
Description
Technical field
The invention belongs to the anti-slip parking facility field of railway security, particularly relate to a kind of two-way anti roll device of cargo train.
Background technology
Stopping device in current railway line is mostly utilize two braking rail to clamp the principle of wheel braking, they have the versions such as spring mechanical formula, electromagnetic type, fluid pressure type and dead-weight, all there is following defect in these stopping devicees: braking force is all the generation that rubs after being extruded by braking rail and part wheel, braking force is large all not, braking is reliable not, and the braking force of passive adding pressure type is less, alleviates not thorough, when involving, resistance is large and noise large, and installs complicated and injure primary track.It is generally punch at the waist of stock rail that existing stopping device is installed, and is then fixed on stock rail by bolt by the bracing frame of stopping device, sometimes also will adjusts tie distance, thus have impact on the safety of railway, add the difficulty of maintenance.
Tradition skate also by a large amount of for preventing wagon running away, being stuck in by skate between wheel and rail stops vehicle movement to be most failure-free method, but because skate artificially freely places on the line, leakage is put and is leakage removed skate and happen occasionally, and cannot continue to keep an eye on after placing, timing can only be taked to patrol and examine, and the stolen thing of skate often occurs, once carelessness makes vehicle occur runaway, automobile crash and human casualty accident will be there is.
China Patent Publication No.: 2014146959U, publication date: 2010.5.5, invention and created name is a kind of anti-theft safety skate for Train brake, comprise sole, the toe-cap be arranged on sole, curved baffle on the footwear limit of sole both sides and toe-cap, described curved baffle is provided with the pressure tentaculum of a little higher than curved baffle, and pressure tentaculum is supported by the return spring being fixedly installed on sole; Sole in described toe-cap inner chamber is provided with positioning seat, positioning seat is fixed with transverse axis and rotating shaft, described rotating shaft two is flexibly connected with armed lever respectively, armed lever is connected with the pole through rotating shaft by auricle, between described pole lower end and pressure tentaculum lower end, be provided with one stick up bar, the described bar that sticks up is through transverse axis, and described transverse axis forms tapered end through toe-cap both sides.When this utility model uses, only skate need be locked on rail with private key, not need with steel chain and lockset hook, can not be stolen, when wheel of vehicle presses to wheel shield, wheel will open briquetting pressure, promote to open lever, lift armed lever, brake and opened by footwear lock, vehicle just can slippage backward, even if skate slippage is to rail joint place, also can not cause wagon running away, derailing slides down accident, also can not damage lockout mechanism.Although this utility model solves the antitheft problem of traditional skate, but can only brake unidirectional, vehicle slip backward car time, can not brake, and the return spring of pressure tentaculum is elastomeric element, may occurs damaging return spring to the heavy weight braking of lorry and cause roll-over accident; Use frequently and return spring elasticity also can be made to reduce gradually, make this utility model not long for service life.
Summary of the invention
1. invent the technical matters that will solve
For the Train brake existed in prior art can only one-way brake, braking skate easily lose, install complicated, fixing time the problems such as damage rail, service life is long, the invention provides a kind of two-way anti roll device of cargo train.By combination that is mechanical and pneumatics, rail is not hindered and the object of not easily losing when the present invention can realize installing simply, front and back bi-directional braking, skate are fixed, pneumatics makes again extend service life of the present invention, and effectively reduces operational risk in use.
2. technical scheme
For achieving the above object, technical scheme provided by the invention is:
A kind of two-way anti roll device of cargo train, comprise 2 cover anti roll device, be respectively anti-before slip lugs and anti-after slip lugs, described anti-after slip lugs be anti-before slip the reverse setting of lugs, described anti roll device comprises straight line cylinder, oscillating cylinder, skate, supporting mechanism and gas circuit mechanism, wherein: described supporting mechanism is fixed on the inner side of rail; Described straight line cylinder and rail be arranged in parallel, and are fixedly connected with supporting mechanism, and the piston rod front end of straight line cylinder is fixedly connected with described oscillating cylinder rear end; Described oscillating cylinder and supporting mechanism sliding block joint; Described skate swings with the front end of oscillating cylinder and is connected; Described gas circuit mechanism is connected respectively by ventilation flue with straight line cylinder and oscillating cylinder.
Preferably, described supporting mechanism comprises bracing frame and slideway, and described bracing frame has 2, wherein: described bracing frame comprises fixed mount, fixed block, screw bolt and nut, described fixed mount is arranged between two parallel sleepers, and the shape near the side of rail and rail foot coincide; Described fixed block is arranged on the other side of rail, and the first half has the estuary coincide with rail foot; Described fixed mount and fixed block cooperatively interact on the rail pin of the both sides being fastened on rail, and are fixedly connected with by screw bolt and nut in the bottom of rail; Described slideway is long strip-board shape structure, and two ends are separately fixed at the upper surface of fixed mount in 2 bracing frames; Described oscillating cylinder is arranged on slideway upper surface, and the bottom surface of oscillating cylinder is connected with slideway upper surface slide.
Preferably, described oscillating cylinder front end is provided with swing span, and oscillating cylinder and skate are swung by swing span and be connected.
Preferably, described oscillating cylinder front end is also provided with turret, and turret and skate are rotationally connected; Described bracing frame also comprises " L " shape groove, and " L " shape groove is arranged on the outside of bracing frame; Described turret rotates skate, and is placed in by skate in " L " shape groove.
Preferably, described oscillating cylinder rear end is provided with safety pin, and described safety pin is fixedly connected with the piston rod front end of straight line cylinder, and safety pin setting stopping distance is 1m.
Preferably, described gas circuit mechanism electromagnetic valve used is five mouthfuls of three-position electromagnetic valves of meta unloading.
3. beneficial effect
Adopt technical scheme provided by the invention, compared with prior art, there is following beneficial effect:
(1) the two-way anti roll device of a kind of cargo train of the present invention, comprises forward and backward two cover anti roll device, can realize realizing braking to former and later two directions of train, prevent the car that slips in former and later two directions of lorry; Anti roll device comprises straight line cylinder, oscillating cylinder, skate, supporting mechanism and gas circuit mechanism, by the connection of supporting mechanism to straight line cylinder, oscillating cylinder, skate, realize the fixing of straight line cylinder and the slip to oscillating cylinder and skate, have employed failure-free skate braking principle the most, during braking, pressure wheel produces friction force on skate, braking force huge and without the need to alleviate, the braking force produced is unidirectional, skate can be braked on limit, slides in limit, realizes the effect of buffer-type braking; Do not have resistance when vehicle involves, the use of pneumatics effectively reduces system operational risk in use; By combination that is mechanical and pneumatics, make again extend service life of the present invention, and effectively reduce operational risk in use;
(2) the two-way anti roll device of a kind of cargo train of the present invention, described fixed mount and fixed block cooperatively interact on the rail pin of the both sides being fastened on rail, and be fixedly connected with by screw bolt and nut in the bottom of rail, realize under the prerequisite not damaging rail, supporting mechanism is fixed on the inner side of rail, install simple, good fixing effect;
(3) the two-way anti roll device of a kind of cargo train of the present invention, the swing span that oscillating cylinder front end is arranged, skate can be rocked to rail upper surface by operation gas circuit mechanism by operator easily;
(4) the two-way anti roll device of a kind of cargo train of the present invention, the design of turret and " L " shape groove, is convenient to operation and the conserve space of skate, makes whole system seem more brief and attractive in appearance;
(5) the two-way anti roll device of a kind of cargo train of the present invention, the design of safety pin, plays a good protection to whole system;
(6) the two-way anti roll device of a kind of cargo train of the present invention, described gas circuit mechanism electromagnetic valve used is five mouthfuls of three-position electromagnetic valves of meta unloading, during braking, solenoid directional control valve is at meta, and straight line cylinder air inlet/outlet is communicated with, and plays the object of protection straight line cylinder;
(7) the two-way anti roll device of a kind of cargo train of the present invention, has the advantages such as economy, commonality be good, is convenient to promote the use of.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is structural representation after anti roll device of the present invention is amplified;
Fig. 3 is skate of the present invention braking schematic diagram.
Label declaration in schematic diagram: 1, straight line cylinder; 2, turret; 3, safety pin; 4, oscillating cylinder; 5, skate; 8, swing span; 10, rail; 13, fixed mount; 14, " L " shape groove; 15, slideway; 16, fixed block; 17, bolt; 18, nut; 100, lugs are slipped before anti-; 200, lugs are slipped after anti-.
Detailed description of the invention
For understanding content of the present invention further, the present invention is described in detail by reference to the accompanying drawings.
Embodiment 1
As depicted in figs. 1 and 2, the two-way anti roll device of a kind of cargo train of the present embodiment, comprise 2 cover anti roll device, be respectively anti-before slip lugs 100 and anti-after slip lugs 200, described anti-after slip lugs 200 be anti-before slip the reverse setting of lugs 100, described anti roll device comprises straight line cylinder 1, oscillating cylinder 4, skate 5, supporting mechanism and gas circuit mechanism, wherein: described supporting mechanism is fixed on the inner side of rail 10; Described straight line cylinder 1 be arranged in parallel with rail 10, and is fixedly connected with supporting mechanism; Described gas circuit mechanism is connected respectively by ventilation flue with straight line cylinder 1 and oscillating cylinder 4, and gas circuit mechanism electromagnetic valve used is five mouthfuls of three-position electromagnetic valves of meta unloading; Described supporting mechanism comprises bracing frame and slideway 15, described bracing frame has 2, wherein: described bracing frame comprises fixed mount 13, fixed block 16, bolt 17 and nut 18, described fixed mount 13 is arranged between two parallel sleepers, and the shape near the side of rail 10 and rail 10 foot coincide; Described fixed block 16 is arranged on the other side of rail 10, and the first half has the estuary coincide with rail 10 foot; Described fixed mount 13 cooperatively interacts on the rail pin of the both sides being fastened on rail 10 with fixed block 16, and is fixedly connected with nut 18 by bolt 17 in the bottom of rail 10; Described slideway 15 is long strip-board shape structure, and two ends are separately fixed at the upper surface of fixed mount 13 in 2 bracing frames; Described oscillating cylinder 4 is arranged on slideway 15 upper surface, and the bottom surface of oscillating cylinder 4 is connected with slideway 15 upper surface slide; Described oscillating cylinder 4 front end is provided with swing span 8, and oscillating cylinder 4 and skate 5 are swung by swing span 8 and be connected; Oscillating cylinder 4 front end is also provided with turret 2, and turret 2 and skate 5 are rotationally connected; Described bracing frame also comprises " L " shape groove 14, and " L " shape groove 14 is arranged on the outside of bracing frame; Described turret 2 rotates skate 5, and is placed in by skate 5 in " L " shape groove 14; Described oscillating cylinder 4 rear end is provided with safety pin 3, and described safety pin 3 is fixedly connected with the piston rod front end of straight line cylinder 1, and it is 1m that safety pin 3 sets stopping distance;
The parking method of the two-way anti roll device of a kind of cargo train of the present embodiment, the steps include:
After A, lorry enter the station, operator's start-up frequency mechanism, first start anti-before slip the turret 2 of lugs 100 and rotate skate 5, skate 5 lozenges is produced " L " shape groove 14 upward;
B, when after straight line cylinder 1 centering wheel, start the swing span 8 of oscillating cylinder 4, skate 5 is placed in rail 10 upper surface;
C, lorry continue to move ahead, and as shown in Figure 3, when wheel touches the lozenges of skate 5, skate 5 starts braking, and because solenoid directional control valve is at meta during braking, straight line cylinder 1 air inlet/outlet is communicated with;
D, along with lorry continue move ahead, skate 5 limit of anti roll device braking sideband movable pendulum dynamic air cylinder 4 slides on slideway 15, and the safety pin 3 on oscillating cylinder 4 drives the piston rod of straight line cylinder 1 to extract out from straight line cylinder 1;
E, when stopping distance is more than 1 meter, safety pin 3 can be pulled off, and oscillating cylinder 4 and straight line cylinder 1 that skate 5 is housed are separated automatically, thus plays the effect of protection oscillating cylinder 4 and straight line cylinder 1;
F, lorry move ahead after braking procedure terminates, lorry stops, start anti-after slip the turret 2 of oscillating cylinder 4 of lugs 200 and rotate skate 5, skate 5 lozenges is produced " L " shape groove 14 upward, restart the swing span 8 of oscillating cylinder 4, skate 5 is placed in rail 10 upper surface;
G, like this, no matter lorry slips forward car is more still slipped car backward, and former and later two that all can be placed in rail 10 upper surface are in skate 5 stopping-downs oppositely arranged;
H, when needs tow out lorry, operator operates hand change over valve, slip before anti-lugs 100 and anti-after slip the oscillating cylinder 4 of lugs 200 and work, skate 5 first leaves rail by swing span 8, skate 5 is rotated again by turret 2, proceeded to down by the lozenges of skate 5 in " L " shape groove 14, last operation straight line cylinder 1 resets, and completes the circulation of a centering-upset-braking-overturn-reset.
Schematically above be described the present invention and embodiment thereof, this description does not have restricted, and also just one of the embodiments of the present invention shown in accompanying drawing, actual structure is not limited thereto.So, if those of ordinary skill in the art enlightens by it, when not departing from the invention aim, designing the frame mode similar to this technical scheme and embodiment without creationary, all should protection scope of the present invention be belonged to.
Claims (6)
1. the two-way anti roll device of a cargo train, comprise 2 cover anti roll device, be respectively anti-before slip lugs (100) and the lugs (200) that slip after preventing, described anti-after slip lugs (200) be anti-before slip the reverse setting of lugs (100), it is characterized in that: described anti roll device comprises straight line cylinder (1), oscillating cylinder (4), skate (5), supporting mechanism and gas circuit mechanism, wherein:
Described supporting mechanism is fixed on the inner side of rail (10); Described straight line cylinder (1) and rail (10) be arranged in parallel, and are fixedly connected with supporting mechanism, and the piston rod front end of straight line cylinder (1) is fixedly connected with described oscillating cylinder (4) rear end; Described oscillating cylinder (4) and supporting mechanism sliding block joint; Described skate (5) swings with the front end of oscillating cylinder (4) and is connected; Described gas circuit mechanism is connected respectively by ventilation flue with straight line cylinder (1) and oscillating cylinder (4).
2. the two-way anti roll device of a kind of cargo train according to claim 1, is characterized in that: described supporting mechanism comprises bracing frame and slideway (15), and described bracing frame has 2, wherein:
Described bracing frame comprises fixed mount (13), fixed block (16), bolt (17) and nut (18), described fixed mount (13) is arranged between two parallel sleepers, and the shape near the side of rail (10) and rail (10) foot coincide; Described fixed block (16) is arranged on the other side of rail (10), and the first half has the estuary coincide with rail (10) foot; Described fixed mount (13) and fixed block (16) cooperatively interact on the rail pin of the both sides being fastened on rail (10), and are fixedly connected with nut (18) by bolt (17) in the bottom of rail (10);
Described slideway (15) is long strip-board shape structure, and two ends are separately fixed at the upper surface of fixed mount (13) in 2 bracing frames;
Described oscillating cylinder (4) is arranged on slideway (15) upper surface, and the bottom surface of oscillating cylinder (4) is connected with slideway (15) upper surface slide.
3. the two-way anti roll device of a kind of cargo train according to claim 1 and 2, it is characterized in that: described oscillating cylinder (4) front end is provided with swing span (8), oscillating cylinder (4) and skate (5) are swung by swing span (8) and are connected.
4. the two-way anti roll device of a kind of cargo train according to claim 1 and 2, it is characterized in that: described oscillating cylinder (4) front end is also provided with turret (2), turret (2) and skate (5) are rotationally connected; Described bracing frame also comprises " L " shape groove (14), and " L " shape groove (14) is arranged on the outside of bracing frame; Described turret (2) rotates skate (5), and is placed in " L " shape groove (14) by skate (5).
5. the two-way anti roll device of a kind of cargo train according to claim 4, it is characterized in that: described oscillating cylinder (4) rear end is provided with safety pin (3), described safety pin (3) is fixedly connected with the piston rod front end of straight line cylinder (1), and safety pin (3) setting stopping distance is 1m.
6. the two-way anti roll device of a kind of cargo train according to claim 5, is characterized in that: described gas circuit mechanism electromagnetic valve used is five mouthfuls of three-position electromagnetic valves of meta unloading.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610231648.9A CN105799732B (en) | 2014-11-21 | 2014-11-21 | A kind of parking method of the two-way anti roll device of cargo train |
| CN201410673750.5A CN104325994B (en) | 2014-11-21 | 2014-11-21 | A kind of two-way anti roll device of cargo train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410673750.5A CN104325994B (en) | 2014-11-21 | 2014-11-21 | A kind of two-way anti roll device of cargo train |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610231648.9A Division CN105799732B (en) | 2014-11-21 | 2014-11-21 | A kind of parking method of the two-way anti roll device of cargo train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104325994A true CN104325994A (en) | 2015-02-04 |
| CN104325994B CN104325994B (en) | 2016-08-24 |
Family
ID=52400840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410673750.5A Active CN104325994B (en) | 2014-11-21 | 2014-11-21 | A kind of two-way anti roll device of cargo train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104325994B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112124355A (en) * | 2020-10-26 | 2020-12-25 | 贵州盘江精煤股份有限公司 | Simple turning plate car blocking device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3314966A1 (en) * | 1983-02-25 | 1984-08-30 | Sig Schweizerische Industrie-Gesellschaft, Neuhausen Am Rheinfall | EMERGENCY BRAKE DEVICE FOR RAIL VEHICLES |
| CN101920707A (en) * | 2010-08-16 | 2010-12-22 | 齐齐哈尔轨道交通装备有限责任公司 | Track parking wheel stopper |
| CN103010256A (en) * | 2012-12-09 | 2013-04-03 | 安徽恒源煤电股份有限公司 | Simple car arrester |
| KR101340647B1 (en) * | 2010-11-09 | 2014-01-02 | 주식회사 삼삼 | wheel stopper |
| CN203902576U (en) * | 2013-12-17 | 2014-10-29 | 南京梅山冶金发展有限公司 | Pedal type car arrester |
| CN204210486U (en) * | 2014-11-21 | 2015-03-18 | 马鞍山市华宇环保设备制造有限公司 | A kind of two-way anti roll device of cargo train |
-
2014
- 2014-11-21 CN CN201410673750.5A patent/CN104325994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3314966A1 (en) * | 1983-02-25 | 1984-08-30 | Sig Schweizerische Industrie-Gesellschaft, Neuhausen Am Rheinfall | EMERGENCY BRAKE DEVICE FOR RAIL VEHICLES |
| CN101920707A (en) * | 2010-08-16 | 2010-12-22 | 齐齐哈尔轨道交通装备有限责任公司 | Track parking wheel stopper |
| KR101340647B1 (en) * | 2010-11-09 | 2014-01-02 | 주식회사 삼삼 | wheel stopper |
| CN103010256A (en) * | 2012-12-09 | 2013-04-03 | 安徽恒源煤电股份有限公司 | Simple car arrester |
| CN203902576U (en) * | 2013-12-17 | 2014-10-29 | 南京梅山冶金发展有限公司 | Pedal type car arrester |
| CN204210486U (en) * | 2014-11-21 | 2015-03-18 | 马鞍山市华宇环保设备制造有限公司 | A kind of two-way anti roll device of cargo train |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112124355A (en) * | 2020-10-26 | 2020-12-25 | 贵州盘江精煤股份有限公司 | Simple turning plate car blocking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104325994B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104401358A (en) | Anti-rolling device for freight train | |
| CN104442911A (en) | Bidirectional brake sliding preventing system used on railway line | |
| CN204210487U (en) | A kind of bi-directional braking anti-running system in railway line | |
| CN104401357A (en) | Anti-sliding system for railway line and parking method thereof | |
| CN204210483U (en) | A kind of anti-running system in railway line | |
| CN103802856B (en) | automatic anti-running system and automatic anti-running control method | |
| CN204210486U (en) | A kind of two-way anti roll device of cargo train | |
| CN204713101U (en) | The parking brake armstrong's patent relieving apparatus that a kind of car operates | |
| CN204210485U (en) | A kind of anti roll device of cargo train | |
| CN104325994A (en) | Bidirectional anti-rolling device of freight train | |
| CN105799732A (en) | Parking method of two-way anti-rolling devices of freight train | |
| CN205398046U (en) | Light rail motor car of electrified magnetic padlock | |
| CN207433550U (en) | A kind of truck brake rigging device | |
| CN105691415B (en) | A kind of parking method for the anti roll system in railway line | |
| CN206187023U (en) | A slip footboard device for rail transit train | |
| CN111422174B (en) | Automatic parking brake device for railway passenger car and brake method thereof | |
| CN111923953B (en) | Railway vehicle parking brake device capable of stopping automatically and manually | |
| CN205496926U (en) | Supporter rigging equipment in explosion -proof vehicle child | |
| CN203094095U (en) | Mining steel wire traction rail mancar brake device | |
| CN106184278A (en) | On a kind of car, the parking brake armstrong's patent of operation alleviates device | |
| CN101607563A (en) | Brake rail lifting mechanism | |
| CN213974001U (en) | Brake cylinder for parking railway vehicle | |
| CN212685559U (en) | Railway vehicle parking brake device capable of stopping automatically and manually | |
| CN204250078U (en) | Railway truck locking type sealed brake cylinder | |
| CN215284805U (en) | Lever type railway vehicle wheel stopping mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200330 Address after: 223800 Xingfu Road, Luji Town, Suyu District, Suqian City, Jiangsu Province Patentee after: Jiangsu Susu Garden Construction Co., Ltd Address before: 243000 Anhui city of Ma'anshan Province Yu Shan Economic Development Zone 3-1 Patentee before: MA'ANSHAN HUAYU ENVIRONMENTAL PROTECTION EQUIPMENT MANUFACTURING Co.,Ltd. |