CN105235709B - A kind of railway wagon hand brake device of novel belt movable pulley - Google Patents
A kind of railway wagon hand brake device of novel belt movable pulley Download PDFInfo
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- CN105235709B CN105235709B CN201510699655.7A CN201510699655A CN105235709B CN 105235709 B CN105235709 B CN 105235709B CN 201510699655 A CN201510699655 A CN 201510699655A CN 105235709 B CN105235709 B CN 105235709B
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- hand brake
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Abstract
The invention belongs to rail wagon brake system, specifically a kind of railway wagon hand brake device of novel belt movable pulley.Front brake lever and car body composition including wind brake apparatus, wind brake apparatus is arranged on below the curb girder at car body composition middle part, hand brake mounting seat is fixed with car body composition, hand brake mounting seat is arranged on front brake lever side, hand brake is installed, hand brake mounting seat upper end is fixed with chain mounting seat in hand brake mounting seat；Its head of front brake lever is provided with running block into connecting hole, and by running block into connecting hole and running block into being connected, running block forms on across by chain, chain forms one end and is connected with chain mounting seat, the other end is provided with European two-ring fastener, and the European two-ring fastener other end is connected with the chain link that hand brake carries.
Description
Technical field
The invention belongs to rail wagon brake system, the railway wagon hand brake dress of specifically a kind of novel belt movable pulley
Put.
Background technology
Hand brake produces braking action when carrying out shunting service to prevent parked vehicle from slipping away for rail truck, its
Can the size of braking leverage be directly connected to vehicle and park safely on request.Railway freight-car is generally with being arranged in car body bottom at present
Frame composition lower section, and the hand brake lever with movable pulley device is used for amplifying manual force multiplying power and by hand brake force at the central sill
It is delivered on the brake rigging of wind braking.By 3 a diameter of 16 mm round steel group at original hand brake pull bar reinforcement
Weldering forms, and because physical dimension is mutated, causes at this stress to concentrate very much and is likely to occur hand brake pull bar reinforcement（I.e. 3
At root round steel group weldering）The situation that position occurs crackle, fractureed, hand brake lever bracket position inaccurate, hand brake are twisted in addition
Next can hold in the palm causes pull bar reinforcement to pull out bracket, and after hand brake relaxation, can not be automatic because there is a step at reinforcement
Return on bracket, bracket is held in the palm in utilization on the single round steel of pull bar.In addition hand brake pull bar reinforcement and assembly pulley
Larger into weight, stress is bad, and easily support causes to snap in operation at reinforcement.Hand brake pull rod chain is long, braking
Round pin is lost, fracture or lock adjust the reasons such as device failure to also result in reinforcement pull-out pull bar bracket, and easily support causes reinforcement to be in fortune
Snapped in row.Hand brake pull bar reinforcement is once broken, come off, and can hit the ground installations such as sleeper or track switch, influences
Traffic safety.
Because newly-designed railway freight-car generally uses shorter draw beam, filled using traditional hand braking movable pulley
Put, and when hand brake is in alleviating position, then the hand braking chain of movable pulley junction and axletree and wheel apart from closer and
It is possible to run into axletree or wheel, causes chain friction axle or wheel, influence traffic safety, this is just filled to traditional band movable pulley
The hand brake lever design put causes very big difficulty, or even can not arrange.
It is mostly installed at using traditional hand brake lever device with movable pulley below rail wagon base frame close to end carriage
And at central sill, and causing narrow space close to bogie at this, operator's discrepancy is difficult, therefore to assembling, checking and overhaul hand-made
Dynamic pull rod device is made troubles.
Include movable pulley, movable pulley, hand brake lever, pull bar using traditional hand brake lever device with movable pulley to lead
The accessories such as frame, chain composition, therefore accessory is more, assembling be present and maintenance craft is complicated, low production efficiency, hand braking transmission efficiency
Low problem.
Other narrow gauge railway roller bearing adapter stabilizer bar and its vehicle body bottom frame lower space are compact, during hand brake device design without
The hand brake device scheme of method conventional belt movable pulley.
Therefore it is the requirement for meeting traffic safety and vehicle this body structure limitation etc., it is necessary to develop a kind of new construction and safety
Reliable railway wagon hand brake device, it is set to meet in narrow gauge railway lorry, large-tonnage railway wagon hand brake device
Using the requirement of big multiplying power hand brake force, and can prevents its hand brake lever, bracket etc. to be shed on the ground installations such as track switch
And the generation of hand braking chain friction axletree or wheel is prevented, avoid influenceing traffic safety, and assemble and overhaul facility.
The content of the invention
The present invention is in order to solve the problems, such as that background technology is previously mentioned, there is provided a kind of railway freight-car of novel belt movable pulley is hand-made
Dynamic device.
The present invention takes following technical scheme：A kind of railway wagon hand brake device of novel belt movable pulley, including wind system
The front brake lever and car body composition of dynamic device, wind brake apparatus are arranged on below the curb girder at car body composition middle part, car body composition
On be fixed with hand brake mounting seat, hand brake mounting seat is arranged on front brake lever side, pacified in hand brake mounting seat
Equipped with hand brake, hand brake mounting seat upper end is fixed with chain mounting seat；Its head of front brake lever is provided with running block
Into connecting hole, and by running block into connecting hole with running block into being connected, running block forms on across by chain, chain
Composition one end is connected with chain mounting seat, and the other end is provided with European two-ring fastener, and the European two-ring fastener other end carries with hand brake
Chain link connection.
Several connecting holes can be set in front brake lever head.
Described running block is set into including pulley support plate, adjustment ring, movable pulley, seat board, connecting plate, connecting plate one end
Have and be fixedly connected with running block into the supporting connecting hole of connecting hole, connecting plate with seat board, seat board is provided with pulley support plate, sliding
Wheeling support plate is fixed with movable pulley by round pin, and movable pulley both sides are provided with adjustment ring.
Described chain mounting seat is cut into using steel plate, which is provided with the connecting hole with chain composition connection.
Described hand brake mounting seat includes the seat board with car body composition connection, and seat board is provided with two row pressure types side by side
Bearing, connecting plate is connected between two row pressure type bearings.
Because the hand brake lever device of traditional structure is arranged in vehicle end, therefore hand braking chain is apart from axletree or wheel
Closely, in particular by the railway freight-car of shorter traction girder construction（Body end portion is close apart from axletree or wheel）, it is hand braking
When machine is alleviated, chain is sagging more, the problem of hand braking chain friction axletree or wheel at movable pulley be present；New hand brake device
Car body composition middle part is arranged in, hand braking chain is far apart from axletree or wheel, therefore is rubbed in the absence of hand braking chain at movable pulley
The problem of wiping axletree or wheel.
Original structure hand brake device is architectural limitation, and chain must not interfere with axletree, body end portion, and two chains must not twine
Around, and when hand brake lever is arranged, must be angled with car body, when being easy to the hand brake to alleviate, hand brake lever delays in time
Solution, the very big of Gu Donghualunchu two chain angles arrangement could meet to require, therefore hand braking chain force damage during hand braking effect
Lose bigger.The structure hand brake device of the application is without architectural limitation, two chains can be set to it is parallel, and respectively by Action of Gravity Field
It can not produce winding, the very little of Gu Donghualunchu two chain angles arrangement is close to parallel, therefore hand braking chain force is lost and compared
It is small.
The course of work is as follows during hand braking braking：
Hand brake handwheel is rotated clockwise, hand brake chain is wrapped in hand brake rotating shaft, is exposed at hand brake
Outer chain is shorter and shorter, and chain drags running block and moved into upper movable pulley to hand brake direction, while movable pulley band
Running block into and wind brake apparatus front brake lever to hand brake direction move, front brake lever drive wind brake apparatus
The motion of each lever and pull bar, tense both ends truck brake rigging simultaneously finally by wind brake apparatus both ends upper connecting rod and fix
Lever, the brake shoe on bogie is finally set to be adjacent to generation brake force with wheel.
During the hand brake installed using bilateral, the handwheel at movable pulley makes vehicle produce braking using the above method, together
When also can individually rotate counterclockwise opposite side handwheel, handwheel makes chain be wrapped in hand brake rotating shaft by rotating shaft, by above-mentioned
Method produces brake force.
The course of work is as follows during hand braking alleviation：
The alleviation handle of hand brake is moved to alleviating position, rotates counterclockwise hand brake handwheel, hand brake chain takes off
Go out hand brake rotating shaft, the chain being exposed at outside hand brake is increasingly longer, while brake beam relies on itself on the bogie of both ends
Gravity moves down, and brake shoe is departed from vehicle, on the other hand drives wind braking dress by the foundation brake on bogie
For the front brake lever put away from hand brake direction, front brake lever drags running block into upper movable pulley chain away from hand braking
Machine direction is moved, and now vehicle has alleviated.
During the hand brake installed using bilateral, the handwheel at movable pulley makes vehicle produce braking using the above method, together
When also can individually move opposite side alleviation handle to alleviating position, rotate clockwise opposite side handwheel, handwheel makes chain by rotating shaft
Bar is wrapped in hand brake rotating shaft, vehicle is produced alleviation as stated above.
Compared with prior art, it is the device have the advantages that as follows：
A is arranged in using the device at the curb girder close beneath at rail wagon base frame composition middle part, does not influence its function
In the case of, thoroughly eliminate possibility and the driving of hand brake lever braking effect that original lorry hand brake lever reinforcement pulls out bracket
The problem of safe, meet the requirement of railway freight-car traffic safety.
B uses the device, avoids and is not easy to arrange in narrow space in original railway freight-car or narrow gauge railway lorry
The problem of hand brake lever with movable pulley forms.
The c devices do not influence the braking, alleviation and hand braking chain pine surplus, hand braking multiplying power of railway wagon hand brake machine
Function or the requirements such as amplification.
The d devices meet the railway freight-car of large-tonnage under severe conditions, and parking brake force must increase（Moved using traditional
Pulley gear at most 2 times of power of amplification, it is impossible to meet the needs of hand braking bigger amplification power）Requirement.
The e devices are mainly arranged in rail wagon base frame composition middle part, near curb girder, and space is bigger, is easy to group
Dress, dismounting, maintenance and inspection, avoid existing railway lorry hand brake device and are limited and be not easy by bogie and chassis lower space
The problem of installation, inspection and maintenance.
After f uses the device, for the railway freight-car using shorter traction girder construction, in the absence of hand-made at movable pulley
The problem of dynamic chain friction axletree or wheel.
G can solve narrow gauge railway roller bearing adapter stabilizer bar using the device and its vehicle body bottom frame lower space is compact, hand-made
Move the problem of device design difficulty is big.
H meets the requirement of hand brake device anti-dropout using the new accessory such as European two-ring fastener.
The I devices, into an adjustment ring is respectively added between bearing and movable pulley, prevent chain from deviating from pulley card in running block
During the stagnant and hand braking effect of guarantee, chain is acted at movable pulley center.
Simple, compact, the easy operation of the j apparatus structures, it is not necessary to the accessory such as hand brake lever, fixed pulley, pull bar saddle,
With from heavy and light feature, meeting that big axle weight railway freight-car load-carrying is big and the requirement from heavy and light.
The two hand braking chains and movable pulley angle changing rate of the k movable pulley devices are small, close to parallel, hand braking amplification power damage
Lose small, therefore hand brake device transmission efficiency.It is architectural limitation to avoid former traditional hand brake device with movable pulley, two hands
Brake chain and movable pulley angle changing rate is big, cause hand braking amplification power to be lost bigger, therefore hand brake device transmission efficiency is low
The problems such as.
The hand brake that the l devices can be installed with bilateral is used in combination, and facilitates operator to enter in car body both sides or either side
Row hand brake is braked or alleviated, and is made railway freight-car parking braking or alleviation, is avoided the hand brake device of original traditional structure
The drawbacks of hand brake can only operate at body end portion end carriage.
Brief description of the drawings
Fig. 1 is new movable pulley railway wagon hand brake device two-dimensional representation；
Fig. 2 is running block into front view；
Fig. 3 is running block into side view；
Fig. 4 is adjustment ring schematic diagram；
Fig. 5 is movable pulley schematic diagram；
Fig. 6 is chain mounting seat schematic diagram；
Fig. 7 is hand brake mounting seat schematic diagram front view；
Fig. 8 is hand brake mounting seat schematic diagram side view；
1, front brake lever in figure, 2, running block is into 3, chain mounting seat, 4, hand brake mounting seat, 5, hand braking
Machine, 6, European two-ring fastener, 7, chain composition, 8, running block into connecting hole, 9, wind brake apparatus, 10, car body composition, 2.1, sliding
Wheeling support plate, 2.2, adjustment ring, 2.3, movable pulley, 2.4, seat board, 2.5, connecting plate, 4.1, die mould bearing, 4.2, connecting plate,
4.3rd, seat board.
Embodiment
A kind of railway wagon hand brake device of novel belt movable pulley, include the front brake lever 1 and car of wind brake apparatus 9
Body composition 10, wind brake apparatus 9 are arranged on below the curb girder at the middle part of car body composition 10, and hand brake is fixed with car body composition 10
Mounting seat 4, hand brake mounting seat 4 are arranged on the side of front brake lever 1, hand brake are provided with hand brake mounting seat 4
5, the upper end of hand brake mounting seat 4 is fixed with chain mounting seat 3；Its head of front brake lever 1 is provided with running block into connecting hole
8, and be connected by running block into connecting hole 8 with running block into 2, running block on 2 across forming 7 by chain, chain group
It is connected into 7 one end with chain mounting seat 3, the other end is provided with European two-ring fastener 6, and the European other end of two-ring fastener 6 and hand brake are certainly
The chain link connection of band.
Several connecting holes 8 can be set in the head of front brake lever 1.
Described running block includes pulley support plate 2.1, adjustment ring 2.2, movable pulley 2.3, seat board 2.4, connecting plate into 2
2.5, the one end of connecting plate 2.5 is provided with running block into the supporting connecting hole of connecting hole 8, and connecting plate 2.5 is fixed with seat board 2.4 to be connected
Connect, seat board 2.4 is provided with pulley support plate 2.1, and pulley support plate 2.1 is fixed with movable pulley 2.3, movable pulley by round pin 2.6
2.3 both sides are provided with adjustment ring 2.2.
Described chain mounting seat 3 is cut into using steel plate, which is provided with the connecting hole being connected with chain composition 7.
Described hand brake mounting seat 4 includes the seat board 4.3 being connected with car body composition 11, and seat board 4.3 is provided with side by side
Two row pressure type bearings 4.1, be connected with connecting plate 4.2 between two row pressure type bearings 4.1.
As shown in figure 1, new movable pulley railway wagon hand brake device is mainly by front brake lever, running block into, chain
Bar mounting seat, hand brake mounting seat, hand brake, European two-ring fastener, chain composition and the composition such as round pin, packing ring, split pin.
Front brake lever is the building block of wind brake apparatus, its head away from brake cylinder push bar connecting hole distance be A values
Place is set up with hand braking running block into connecting hole.A values size depends on required hand braking multiplying power.
As shown in Figure 2,3, running block turns into steel plate group welding piece, mainly by 2 pulley support plates, 2 adjustment rings, 1
Movable pulley, 1 seat board, 2 connecting plates and round pin, packing ring, split pin composition.For ease of penetrating setting circle during installation movable pulley
Pin, it is provided with two pulley support plates and positioning round pin diameter matches hole, part of the adjustment ring as movable pulley, for side
Just install and with pulley and mounting seat gap is adjusted after abrasion, adjustment ring thickness can adjust.Movable pulley is added using round steel
Work manufactures, and has small volume and feature in light weight, seat board has manufactured connection connecting plate by steel plate and pulley support plate acts on.Connection
Plate is provided with plays connection function with front brake lever round pin connecting hole.
As shown in fig. 6, chain mounting seat which is provided with and be connected with hand braking chain and round pin using steel plate cutting manufacture
Hole.
As shown in Figure 7,8, hand brake mounting seat, which serves, supports and installs hand brake, mainly by die mould bearing, company
Fishplate bar and seat board composition, die mould bearing have certain intensity and rigidity using steel plate molded piece, seat board be provided with four with it is hand-made
Motivation mounting hole.
European two-ring fastener has big intensity, assembling and convenient disassembly, and has anti-dropout advantage.
Chain composition is mainly made up of chain hoof ring and chain link, when parking is acted on using wind brake apparatus, uses the chain
Composition will not act the hand brake device, therefore will not increase the effect of other drag effects wind braking, it is desirable to chain composition
Maximum shift motion when length is more than braking, and require at complete incidence graph position, chain composition must have loose surplus, hand-made to ensure
Dynamic device does not influence the normal alleviation of wind brake apparatus.
Simple, compact, the easy operation of the apparatus structure, assembling and maintenance are convenient, it is not necessary to hand brake lever, fixed pulley,
The accessories such as pull bar saddle, have from heavy and light feature, meet that big axle weight railway freight-car load-carrying is big and the requirement from heavy and light.
Front brake lever A value pitch-rows can adjust, i.e., is determined with reference to movable pulley enlargement ratio and according to hand braking multiplying power size
Brake cylinder push bar meets wanting for New Type of Railway Freight Cars multiplying power hand braking greatly with running block into pitch of holes size at front brake lever
Ask.On the head of front brake lever 1（Away from the outside of brake cylinder push bar connecting hole）Multiple running blocks can be set into connecting hole, pass through by
Running block into mounting hole be moved to the different running block in front brake lever head on connecting hole and by round pin, packing ring and
Split pin connection, change A value sizes.
Meet the requirement of traffic safety using European two-ring fastener anti-dropout new technology.
The front brake lever that the device brakes brake rigging by chain with wind is connected, hand braking when being braked such as wind
It is failure to actuate, the chain being simply connected with front brake lever does the swing of flexible small range, does not influence front brake lever effect.
Device in the present invention is arranged in below the curb girder in the middle part of car body composition chassis between central sill, and space is bigger,
It is not only convenient for assembly and disassembly and is easy to check and overhauls.Two hand braking chains of the movable pulley device and movable pulley angle ratio
It is smaller, close to parallel, lose hand braking amplification power small, therefore hand brake device transmission efficiency is higher.The device is in movable pulley
Form and respectively add an adjustment ring between bearing and movable pulley, when preventing chain abjection pulley clamping stagnation and ensureing hand braking effect, chain
Bar is acted at movable pulley center.Changed after part abrasion easily and cost is low.
The hand brake that the device can be installed with bilateral is used in combination, and facilitates operator to be carried out in car body both sides or either side
Hand brake is braked or alleviated, and makes railway freight-car parking braking or alleviation.
Claims (5)
1. a kind of railway wagon hand brake device with movable pulley, including wind brake apparatus（9）Front brake lever（1）And car body
Composition（10）, it is characterised in that：Wind brake apparatus（9）It is arranged on car body composition（10）Below the curb girder at middle part, car body composition
（10）On be fixed with hand brake mounting seat（4）, hand brake mounting seat（4）It is arranged on front brake lever（1）Side, it is hand braking
Machine mounting seat（4）On hand brake is installed（5）, hand brake mounting seat（4）Upper end is fixed with chain mounting seat（3）；Preceding system
Dynamic lever（1）Its head is provided with running block into connecting hole（8）, and by running block into connecting hole（8）With running block into
（2）Connection, running block into（2）On formed across by chain（7）, chain composition（7）One end and chain mounting seat（3）Connection, separately
One end is provided with European two-ring fastener（6）, European two-ring fastener（6）The other end is connected with the chain link that hand brake carries.
2. the railway wagon hand brake device with movable pulley according to claim 1, it is characterised in that：Front brake lever
（1）Several connecting holes can be set in head（8）.
3. the railway wagon hand brake device with movable pulley according to claim 2, it is characterised in that：Described dynamic cunning
Wheel composition（2）Including pulley support plate（2.1）, adjustment ring（2.2）, movable pulley（2.3）, seat board（2.4）, connecting plate（2.5）, even
Fishplate bar（2.5）One end is provided with running block into connecting hole（8）Supporting connecting hole, connecting plate（2.5）With seat board（2.4）Gu
Fixed connection, seat board（2.4）It is provided with pulley support plate（2.1）, pulley support plate（2.1）Pass through round pin（2.6）It is fixed with dynamic cunning
Wheel（2.3）, movable pulley（2.3）Both sides are provided with adjustment ring（2.2）.
4. the railway wagon hand brake device with movable pulley according to claim 2 or 3, it is characterised in that：It is described
Chain mounting seat（3）It is cut into using steel plate, which is provided with and formed with chain（7）The connecting hole of connection.
5. the railway wagon hand brake device with movable pulley according to claim 4, it is characterised in that：Described is hand-made
Motivation mounting seat（4）Including being formed with car body（10）The seat board of connection（4.3）, seat board（4.3）It is provided with two row pressure types side by side
Bearing（4.1）, two row pressure type bearings（4.1）Between be connected with connecting plate（4.2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510699655.7A CN105235709B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake device of novel belt movable pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510699655.7A CN105235709B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake device of novel belt movable pulley |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105235709A CN105235709A (en) | 2016-01-13 |
| CN105235709B true CN105235709B (en) | 2017-11-21 |
Family
ID=55033627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510699655.7A Active CN105235709B (en) | 2015-10-26 | 2015-10-26 | A kind of railway wagon hand brake device of novel belt movable pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105235709B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472270B (en) * | 2017-09-22 | 2023-10-31 | 中车兰州机车有限公司 | Transport vehicle |
| RU201040U1 (en) * | 2020-08-24 | 2020-11-24 | Акционерное общество «Научно-производственная корпорация «Уралвагонзавод» имени Ф.Э. Дзержинского» | PARKING BRAKE OF A FREIGHT CAR WITH SEPARATE BRAKE BRAKES |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3444756A (en) * | 1967-04-13 | 1969-05-20 | Universal Railway Devices Co | Handbrake for railroad cars |
| JPS58101860A (en) * | 1981-12-15 | 1983-06-17 | Japanese National Railways<Jnr> | Hand brake promoting device for vehicle |
| CN102501881B (en) * | 2011-11-29 | 2015-04-22 | 太原轨道交通装备有限责任公司 | Manual braking pull rod device for driving pulleys of rail wagon |
| CN203294122U (en) * | 2013-05-13 | 2013-11-20 | 南车戚墅堰机车有限公司 | Double-pulley hand brake device |
| CN104608793B (en) * | 2014-12-23 | 2017-06-13 | 中车太原机车车辆有限公司 | A kind of railway wagon hand brake device |
| CN104590312B (en) * | 2014-12-23 | 2017-04-05 | 中车太原机车车辆有限公司 | A kind of railway hopper car hand brake device |
| CN205113358U (en) * | 2015-10-26 | 2016-03-30 | 太原轨道交通装备有限责任公司 | Novel railway freight car who drives pulley is hand braking device |
-
2015
- 2015-10-26 CN CN201510699655.7A patent/CN105235709B/en active Active
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| CN105235709A (en) | 2016-01-13 |
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