CN104590312A - Railroad hopper car hand braking device - Google Patents
Railroad hopper car hand braking device Download PDFInfo
- Publication number
- CN104590312A CN104590312A CN201410807283.0A CN201410807283A CN104590312A CN 104590312 A CN104590312 A CN 104590312A CN 201410807283 A CN201410807283 A CN 201410807283A CN 104590312 A CN104590312 A CN 104590312A
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- Prior art keywords
- lever
- hand brake
- brake
- hopper car
- vertical
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Classifications
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- 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
- B61H13/02—Hand or other personal actuation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to the technical field of a railroad freight car braking, in particular to a railroad hopper car hand braking device which solves a plurality of problems existing in actual application of an existing railroad hopper car. The railroad hopper car hand braking device comprises a hand brake support, a hand brake, a hand brake chain, a fixed pulley, a supporting base, a brake cylinder and a push rod, and further comprises a hand brake pull rod, a hand brake pull rod guide frame, a vertical lever, a vertical lever supporting point base, a switching lever, a switching lever supporting point base, a horizontal transmission chain and a switching pull rod. The hand brake support, the fixed pulley and the supporting base are fixed to an end beam, the hand brake pull rod guide frame and the brake pull rod are installed on the lower portion of a bottom frame, the vertical lever is vertically hinged to the bottom frame, and the lower end of the switching lever extends to the position below the bottom frame. The railroad hopper car hand braking device is arranged below the end beam and the bottom frame, completely eliminates the probability that a supporting frame is pulled out through an existing hopper car hand brake pull rod reinforcing rib and the problem that a hand brake pull rod breaks and influences running safety, and meets the requirement for running safety of the railroad hopper car.
Description
Technical field
The present invention relates to railway wagon brake technical field, be specially a kind of railway hopper car hand brake device.
Background technology
Hand brake produces brake action for railway vehicle and slips away to prevent parked vehicle when carrying out shunting service, can the size of its leverage ratio be directly connected to vehicle and park safely on request.Existing railway hopper car is used for amplifying manual force multiplying power and being delivered on foundation brake rigging by hand brake force with the hand brake pull bar of band movable pulley device usually.The round steel assembly welding that original hand brake pull bar reinforced rib place is 16 mm by 3 diameters forms, and due to physical dimension sudden change, causes this place's stress very concentrated.According to statistics, there is crackle in hand brake pull bar reinforced rib (the i.e. 3 round steel assembly welding places) position of original band movable pulley device, situation about fractureing accounts for parking brake lever crackle, the fault that fractures 50.9%, hand brake pull bar bracket location is inaccurate, hand brake can hold in the palm after tightening and cause pull bar reinforced rib pull-out bracket, and after hand brake is lax, because there is a step at reinforced rib place, cannot automatically return on bracket, bracket is held in the palm on the single round steel of pull bar in utilization.In addition to form weight comparatively large for hand brake pull bar reinforced rib and pulley, and strained condition is bad, and easily holder causes reinforced rib place and is in operation and snaps.Hand brake pull bar chain comes off, long, braking round pin is lost, fracture or lock adjust the reasons such as device inefficacy that reinforced rib also can be caused to pull out pull bar bracket, easily causes reinforced rib place to be in operation and snaps.Hand brake pull bar reinforced rib once fracture, come off, the surface facility such as sleeper or track switch can be hit, affect traffic safety.
Original railway hopper car hand brake supporting structure is complicated, manufacture difficulty is large and the stretcher set up at end carriage place exists the problem broken in shunting service process;
Newly-designed novel railway hopper car generally adopts shorter draw beam structure, amplifies hand braking multiplying power as needs add movable pulley, then there is the problem under being with the parking brake lever of pulley not easily to arrange in narrow space;
The railway hopper car that newly-designed load-carrying is large, as the hand brake device adopting existing band movable pulley to amplify hand braking multiplying power, then can not meet braking during standstill safety requirements under steep gradient mal-condition;
Novel railway hopper car, as adopted the hand brake device of existing band movable pulley, causes very large difficulty will to the design of the parking brake lever of traditional band movable pulley device, even cannot arrange;
Therefore for meeting the requirement of railway hopper car traffic safety and the structural limitations of vehicle own etc., need to develop a kind of novel safe and reliable hand brake device.
Summary of the invention
Technical matters to be solved by this invention:
There is crackle, situation about fractureing in hand brake pull bar reinforced rib (the i.e. 3 round steel assembly welding places) position solving original band movable pulley device, prevents hand brake pull bar reinforced rib once fracture, come off, hit sleeper or track switch, affect traffic safety;
Solve original railway hopper car hand brake supporting structure complexity, manufacture difficulty is large and the stretcher set up at end carriage place exists the problem broken in shunting service process;
Solve the novel railway hopper car adopting shorter draw beam, need to add movable pulley and amplify hand braking multiplying power, and the design challenges under being with the parking brake lever of pulley can not arrange in narrow space;
Solve the railway hopper car adopting novel macro-axis heavy, as adopted the hand brake device of existing band movable pulley, then hand braking multiplying power is very low, can not meet the requirement of safe parking on steep gradient;
Do not affect function or the requirements such as the braking of railway wagon hand brake machine, alleviation and hand braking chain pine surplus;
Do not affect and newly make railway truck and first paint rear packaging technology.
The present invention adopts following technical scheme to realize: a kind of railway hopper car hand brake device, comprise hand brake support and hand brake, hand brake chain, fixed pulley and bearing composition, brake cylinder and push rod composition, also comprise parking brake lever and hand brake pull rod guide, vertical lever and vertical balance pivot seat, shifter lever and shifter lever fulcrum block, horizontal conveyor chain composition and conversion pull bar composition, hand brake support is vertically fixed on end carriage, fixed pulley and bearing are arranged on inside end carriage or outside, hand brake pull rod guide interval is arranged on below underframe, parking brake lever is hung below underframe by brake pull rod guide, vertical lever is vertically hinged on underframe by vertical balance pivot seat, shifter lever fulcrum block is fixed on base plate or draw beam, shifter lever is vertically arranged on shifter lever fulcrum mounting, its upper end forms one end with horizontal conveyor chain and is connected, lower end is stretched into below underframe, be connected with parking brake lever one end after hand brake chain pile warp fixed pulley and bearing composition, the parking brake lever other end is connected with shifter lever lower end, the horizontal conveyor chain composition other end is connected with vertical lever top, vertical lever upper end forms with brake cylinder and push rod and is connected, vertical lever lower end forms one end with conversion pull bar and is connected, the conversion pull bar composition other end is braked front lever with wind and is connected.
In order to optimize the structure of this brake equipment further, improve its function, the present invention has also carried out following structure design:
Hand brake support comprises carrier base and is fixed on the left vertical beam of both sides, carrier base top, right vertical beam, is fixed with crossbeam, carrier base welds gusset between left and right vertical beam, and left and right vertical beam is provided with four hand brake mounting holes.
Vertical lever is offered respectively brake cylinder push bar connecting bore, horizontal conveyor chain composition connecting bore, vertical balance pivot seat connecting bore and conversion pull bar connecting bore, horizontal conveyor chain composition connecting bore is positioned at above or below brake cylinder push bar connecting bore.
Shifter lever adopts S type structure, and horizontal conveyor chain connecting bore is offered in shifter lever upper end, and shifter lever bearing connecting bore is offered at middle part, and parking brake lever connecting bore is offered in lower end; Shifter lever fulcrum block comprises base, is fixed on left support abutment and the right support abutment of base both sides, fixes two risers between left and right bearing.
Hand brake pull rod guide comprises saddle seat, packing ring, spring cotter, round pin and non-metal anti-wearing liner, and round pin is rotatably installed on saddle seat, the outer sheathed non-metal anti-wearing liner of round pin, and parking brake lever is arranged in the space that round pin and saddle seat surround.
The length of horizontal conveyor chain composition is greater than maximum shift motion when vertical lever and horizontal conveyor chain forms the braking of junction, and requires to found lever when complete incidence graph position, and horizontal conveyor chain forms the loose surplus being greater than 30mm.
the beneficial effect compared with prior art had:
When 1, adopting this device not affect its function, thoroughly eliminate original existing hopper car parking brake lever reinforced rib pull-out bracket may with the problem of parking brake lever braking effect traffic safety, meet the requirement of railway truck traffic safety;
2, this structure design is adopted, by hand brake and hand braking support installing on end carriage, fixed pulley and bearing thereof are arranged on outside in end carriage, and wear to underframe under shifter lever, hand brake chain, parking brake lever and conversion pull bar is made to be laid in below underframe, avoid the problem of not easily arranging the parking brake lever composition of band movable pulley in original railway hopper car narrow space, add the space of vehicle body upper portion simultaneously;
3, this device does not affect the braking of railway hopper car hand brake, alleviation and hand braking chain pine surplus, hand braking multiplying power amplification etc. function or requirement;
4, this device meet large-tonnage railway hopper car under severe conditions braking during standstill power must increase the requirement of (adopting traditional movable pulley device can not meet the needs of hand braking amplification power);
5, this device is convenient to assembling, dismounting, maintenance and is checked, the problem that the hand brake device avoiding existing railway hopper car band movable pulley is not easily installed by bogie truck and space constraint, checked;
6, adopt the hand brake supporting structure of this device simple, easy to manufacture, and solve the stretcher that existing railway hopper car sets up at end carriage place in shunting service process, there is the problem broken;
7, after adopting this device, meet current railway hopper car and first paint rear packaging technology;
8, railway truck pulling rivet, staking pin, packing ring and collar up-to-date technology is adopted to meet the requirement of hand brake device slip-off preventing.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is birds-eye view of the present invention;
Fig. 3 is the A direction view of Fig. 2;
Fig. 4 is the schematic diagram of hand brake support;
Fig. 5 is the lateral plan of Fig. 4;
Fig. 6 is vertical lever schematic diagram;
Fig. 7 is hand braking shifter lever schematic diagram;
Fig. 8 is the lateral plan of Fig. 7;
Fig. 9 is hand brake pull rod guide schematic diagram;
Figure 10 is shifter lever fulcrum block schematic diagram;
Figure 11 is the lateral plan of Figure 10;
Figure 12 is the birds-eye view of Figure 10;
Figure 13 is horizontal conveyor chain composition schematic diagram;
Figure 14 is parking brake lever schematic diagram;
In figure: 1-hand brake support; 2-hand brake; 3-hand brake chain; 4-fixed pulley and bearing composition; 5-brake cylinder and push rod composition; 6-parking brake lever; 7-hand brake pull rod guide; 8-founds lever; 9-founds balance pivot seat; 10-shifter lever; 11-shifter lever fulcrum block; 12-horizontal conveyor chain forms; 13-changes pull bar composition; 14-end carriage; 15-underframe; Lever before the braking of 16-wind;
1.1-carrier base; 1.2-left vertical beam; 1.3-right vertical beam; 1.4-crossbeam; 1.5-gusset; 1.6-hand brake is installed;
6.1-monaural drawhead; 6.2-drag link body; 6.3-ears drawhead;
7.1-saddle seat; 7.2-packing ring; 7.3-spring cotter; 7.4-round pin; 7.5-non-metal anti-wearing liner;
8.1-brake cylinder push bar connecting bore; 8.2-horizontal conveyor chain composition connecting bore; 8.3-founds balance pivot seat connecting bore; 8.4-changes pull bar connecting bore;
10.1-horizontal conveyor chain connecting bore; 10.2-shifter lever bearing connecting bore; 10.3-parking brake lever connecting bore;
11.1-base; 11.2-left support abutment; 11.3-right support abutment; 11.4-riser;
12.1-horse-shoe collar; 12.2-chain link.
Detailed description of the invention
A kind of railway hopper car hand brake device, as shown in Figure 1, 2, 3, comprise hand brake support 1 and hand brake 2, hand brake chain 3, fixed pulley and bearing composition 4, brake cylinder and push rod composition 5, also comprise parking brake lever 6 and hand brake pull rod guide 7, vertical lever 8 and vertical balance pivot seat 9, shifter lever 10 and shifter lever fulcrum block 11, horizontal conveyor chain composition 12 and conversion pull bar composition 13
Hand brake support is vertically fixed on end carriage, there are enough intensity and rigidity, fixed pulley and bearing are arranged on inside end carriage 14 or outside, hand brake pull rod guide interval is arranged on below underframe 15, parking brake lever is hung below underframe by brake pull rod guide, vertical lever is vertically hinged on underframe by vertical balance pivot seat, shifter lever fulcrum block is fixed on base plate or draw beam, shifter lever is vertically arranged on shifter lever fulcrum mounting, its upper end forms one end with horizontal conveyor chain and is connected, lower end is stretched into below underframe, be connected with parking brake lever one end after hand brake chain pile warp fixed pulley and bearing composition, the parking brake lever other end is connected with shifter lever lower end, the horizontal conveyor chain composition other end is connected with vertical lever top, vertical lever upper end forms with brake cylinder and push rod and is connected, vertical lever lower end forms one end with conversion pull bar and is connected, the conversion pull bar composition other end is braked front lever 16 with wind and is connected.
As shown in Figure 4,5, hand brake support 1 comprises carrier base 1.1 and is fixed on the left vertical beam 1.2 of both sides, carrier base top, right vertical beam 1.3, crossbeam 1.4 is fixed with between left and right vertical beam, carrier base welds gusset 1.5, left and right vertical beam is provided with four hand brake mounting holes 1.6, vertical beam and crossbeam are by section steel manufactures such as steel plate molded piece or angle bar, and carrier base is made up of steel plate molded piece.After adopting this hand brake support, manually standing on floor just can operator brake, does not need setting up stretcher in addition, simplifies the structure.
Fixed pulley and bearing have formed the direction effect of change chain, fixed pulley adopts carbon fiber non-metal wear-resistant material, can expendable weight, its bearing is formed by steel plate installed-welded, and being provided with fixed pulley staking pin mounting hole thereon, fixed pulley and bearing composition can be arranged on outside end carriage or the inner side of end carriage as required.
As shown in Figure 6, vertical lever 8 is offered respectively brake cylinder push bar connecting bore 8.1, horizontal conveyor chain composition connecting bore 8.2, vertical balance pivot seat connecting bore 8.3 and conversion pull bar connecting bore 8.4, horizontal conveyor chain composition connecting bore is positioned at above or below brake cylinder push bar connecting bore.In order to attractive in appearance, expendable weight, adopt contour forging technique processing and fabricating, and according to wind brake system multiplying power and installing space position, configuration vertical between lever sequence number 8.1,8.3 and sequence number 8.3,8.4 pitch-row from, and set up horizontal conveyor chain composition connecting bore 8.2 thereon, and the position of connecting bore is formed according to hand braking multiplying power and installing space determination horizontal conveyor chain, can be arranged in above or below brake cylinder push bar connecting bore 8.1.
As shown in Figure 7,8, in order to avoid with wind brake lever and change the parts such as pull bar and interfere, shifter lever 10 adopts S type structure, horizontal conveyor chain connecting bore 10.1 is offered in shifter lever upper end, shifter lever bearing connecting bore 10.2 is offered at middle part, parking brake lever connecting bore 10.3 is offered in lower end, leverage ratio and installing space position needed for hand brake device, the distance in hole between configuration transitions lever length and sequence number 10.1,10.2,10.3 thereof; As shown in Figure 10 .11.12, shifter lever fulcrum block 11 comprises base 11.1, is fixed on the left support abutment 11.2 of base both sides and right support abutment 11.3, fixes two risers, 11.4, two risers and be provided with and shifter lever staking pin connecting bore between left and right bearing.
As shown in Figure 9, hand brake pull rod guide 7 comprises saddle seat 7.1, packing ring 7.2, spring cotter 7.3, round pin 7.4 and non-metal anti-wearing liner 7.5, round pin is rotatably installed on saddle seat, the outer sheathed non-metal anti-wearing liner of round pin, and parking brake lever is arranged in the space that round pin and saddle seat surround.This saddle bolt is connected on its bearing, ensures that parking brake lever normally moves and this saddle must not affect assembling and the dismounting of parking brake lever.
As shown in figure 13; form primarily of horse-shoe collar 12.1 and chain link 12.2; when using wind brake equipment effect when stopping; use this chain to form and can not make this hand brake device action; therefore the effect of other drag effects wind braking can not be increased; require that the length of chain composition is greater than vertical lever composition and maximum shift motion during the braking of chain junction; and require that vertical lever composition is when complete incidence graph position; chain composition must have the loose surplus being greater than 30mm, to ensure that hand brake device does not affect the normal alleviation of vertical lever composition and wind brake equipment.
As shown in figure 14, parking brake lever connects hand brake chain and hand braking shifter lever, forms primarily of monaural drawhead 6.1 drag link body 6.2 and ears drawhead 6.3.
Claims (6)
1. a railway hopper car hand brake device, comprise hand brake support (1) and hand brake (2), hand brake chain (3), fixed pulley and bearing composition (4), brake cylinder and push rod composition (5), its feature also comprises parking brake lever (6) and hand brake pull rod guide (7), vertical lever (8) and vertical balance pivot seat (9), shifter lever (10) and shifter lever fulcrum block (11), horizontal conveyor chain composition (12) and conversion pull bar composition (13)
Hand brake support is vertically fixed on end carriage, fixed pulley and bearing are arranged on end carriage (14) inner side or outside, hand brake pull rod guide interval is arranged on underframe (15) below, parking brake lever is hung below underframe by brake pull rod guide, vertical lever is vertically hinged on underframe by vertical balance pivot seat, shifter lever fulcrum block is fixed on base plate or draw beam, shifter lever is vertically arranged on shifter lever fulcrum mounting, its upper end forms one end with horizontal conveyor chain and is connected, lower end is stretched into below underframe, be connected with parking brake lever one end after hand brake chain pile warp fixed pulley and bearing composition, the parking brake lever other end is connected with shifter lever lower end, the horizontal conveyor chain composition other end is connected with vertical lever top, vertical lever upper end forms with brake cylinder and push rod and is connected, vertical lever lower end forms one end with conversion pull bar and is connected, the conversion pull bar composition other end is braked front lever (16) with wind and is connected.
2. a kind of railway hopper car hand brake device according to claim 1, it is characterized in that hand brake support (1) comprises carrier base (1.1) and is fixed on the left vertical beam (1.2) of both sides, carrier base top, right vertical beam (1.3), crossbeam (1.4) is fixed with between left and right vertical beam, carrier base welds gusset (1.5), left and right vertical beam is provided with four hand brake mounting holes (1.6).
3. a kind of railway hopper car hand brake device according to claim 1 and 2, it is characterized in that vertical lever (8) being offered respectively brake cylinder push bar connecting bore (8.1), horizontal conveyor chain composition connecting bore (8.2), vertical balance pivot seat connecting bore (8.3) and conversion pull bar connecting bore (8.4), horizontal conveyor chain composition connecting bore is positioned at above or below brake cylinder push bar connecting bore.
4. a kind of railway hopper car hand brake device according to claim 1 and 2, it is characterized in that shifter lever (10) adopts S type structure, horizontal conveyor chain connecting bore (10.1) is offered in shifter lever upper end, shifter lever bearing connecting bore (10.2) is offered at middle part, and parking brake lever connecting bore (10.3) is offered in lower end; Shifter lever fulcrum block (11) comprises base (11.1), is fixed on the left support abutment (11.2) of base both sides and right support abutment (11.3), fixes two risers (11.4) between left and right bearing.
5. a kind of railway hopper car hand brake device according to claim 1 and 2, it is characterized in that hand brake pull rod guide (7) comprises saddle seat (7.1), packing ring (7.2), spring cotter (7.3), round pin (7.4) and non-metal anti-wearing liner (7.5), round pin is rotatably installed on saddle seat, the outer sheathed non-metal anti-wearing liner of round pin, parking brake lever is arranged in the space that round pin and saddle seat surround.
6. a kind of railway hopper car hand brake device according to claim 1 and 2, it is characterized in that the length of horizontal conveyor chain composition (12) is greater than maximum shift motion when vertical lever (8) and horizontal conveyor chain form the braking of (12) junction, and requiring that vertical lever is when complete incidence graph position, horizontal conveyor chain composition has the loose surplus being greater than 30mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807283.0A CN104590312B (en) | 2014-12-23 | 2014-12-23 | A kind of railway hopper car hand brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807283.0A CN104590312B (en) | 2014-12-23 | 2014-12-23 | A kind of railway hopper car hand brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104590312A true CN104590312A (en) | 2015-05-06 |
| CN104590312B CN104590312B (en) | 2017-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410807283.0A Active CN104590312B (en) | 2014-12-23 | 2014-12-23 | A kind of railway hopper car hand brake device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104590312B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235708A (en) * | 2015-10-26 | 2016-01-13 | 太原轨道交通装备有限责任公司 | Railway wagon hand braking chain protection device |
| CN105235709A (en) * | 2015-10-26 | 2016-01-13 | 太原轨道交通装备有限责任公司 | Novel railway wagon hand braking device with movable pulley |
| CN113371025A (en) * | 2021-06-25 | 2021-09-10 | 中车眉山车辆有限公司 | Railway wagon hand braking device suitable for integrated braking of bogie |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191211540A (en) * | 1912-05-15 | 1912-10-17 | Samuel Billing Thompson | Street Car Brakes. |
| US20080202869A1 (en) * | 2007-02-23 | 2008-08-28 | Gunderson Llc | Handbrake linkage for a railroad freight car |
| CN202320377U (en) * | 2011-11-29 | 2012-07-11 | 太原轨道交通装备有限责任公司 | Hand braking pull rod device with movable pulley of railway wagon |
| CN202669786U (en) * | 2012-07-16 | 2013-01-16 | 鞍钢集团铁路运输设备制造公司 | Wind-control manual-control integrated braking device |
| RU2492086C1 (en) * | 2012-04-11 | 2013-09-10 | Открытое акционерное общество Научно-исследовательский и конструкторско-технологический институт подвижного состава (ОАО "ВНИКТИ") | Railway vehicle packing brake |
| CN203580988U (en) * | 2013-12-01 | 2014-05-07 | 太原轨道交通装备有限责任公司 | Hand braking device installed on railway hopper car undercarriage |
| CN204323386U (en) * | 2014-12-23 | 2015-05-13 | 太原轨道交通装备有限责任公司 | A kind of railway hopper car hand brake device |
-
2014
- 2014-12-23 CN CN201410807283.0A patent/CN104590312B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191211540A (en) * | 1912-05-15 | 1912-10-17 | Samuel Billing Thompson | Street Car Brakes. |
| US20080202869A1 (en) * | 2007-02-23 | 2008-08-28 | Gunderson Llc | Handbrake linkage for a railroad freight car |
| CN202320377U (en) * | 2011-11-29 | 2012-07-11 | 太原轨道交通装备有限责任公司 | Hand braking pull rod device with movable pulley of railway wagon |
| RU2492086C1 (en) * | 2012-04-11 | 2013-09-10 | Открытое акционерное общество Научно-исследовательский и конструкторско-технологический институт подвижного состава (ОАО "ВНИКТИ") | Railway vehicle packing brake |
| CN202669786U (en) * | 2012-07-16 | 2013-01-16 | 鞍钢集团铁路运输设备制造公司 | Wind-control manual-control integrated braking device |
| CN203580988U (en) * | 2013-12-01 | 2014-05-07 | 太原轨道交通装备有限责任公司 | Hand braking device installed on railway hopper car undercarriage |
| CN204323386U (en) * | 2014-12-23 | 2015-05-13 | 太原轨道交通装备有限责任公司 | A kind of railway hopper car hand brake device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105235708A (en) * | 2015-10-26 | 2016-01-13 | 太原轨道交通装备有限责任公司 | Railway wagon hand braking chain protection device |
| CN105235709A (en) * | 2015-10-26 | 2016-01-13 | 太原轨道交通装备有限责任公司 | Novel railway wagon hand braking device with movable pulley |
| CN105235708B (en) * | 2015-10-26 | 2017-10-24 | 中车太原机车车辆有限公司 | A kind of railway wagon hand brake chain protector |
| CN113371025A (en) * | 2021-06-25 | 2021-09-10 | 中车眉山车辆有限公司 | Railway wagon hand braking device suitable for integrated braking of bogie |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104590312B (en) | 2017-04-05 |
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Address after: 030024 No. 129 Xinghua West Street, Wan Berlin District, Shanxi, Taiyuan Applicant after: CRRC TAIYUAN CO., LTD. Address before: 030009 Shanxi Province, Taiyuan city Xinghualing District No. 10 Jiefang North Road Applicant before: Taiyuan Rail Traffic Equipment Co., Ltd. |
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