CN206465946U - Pneumatic rail clamping type brake - Google Patents
Pneumatic rail clamping type brake Download PDFInfo
- Publication number
- CN206465946U CN206465946U CN201720143197.3U CN201720143197U CN206465946U CN 206465946 U CN206465946 U CN 206465946U CN 201720143197 U CN201720143197 U CN 201720143197U CN 206465946 U CN206465946 U CN 206465946U
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- China
- Prior art keywords
- brake
- driving member
- piston rod
- cylinder
- clamping type
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Abstract
The pneumatic rail clamping type brake of the utility model is related to a kind of for brake apparatus.The pneumatic rail clamping type brake of the utility model, including vehicle wheel frame, the road wheel being fixed on vehicle wheel frame, cylinder is connected with vehicle wheel frame, cylinder is provided with piston rod, brake apparatus is connected with piston rod, brake apparatus includes driving member and brake component, and one end connection piston rod, the other end of driving member are hinged with elastic component, brake component is close to track and positioned at the lower section of wing plate, and the other end of elastic component is connected on vehicle wheel frame；Cylinder intake, piston rod stretches out and promotes driving member movement, and driving member compression elastic piece, brake component unclamps the wing plate of track, and road wheel is advanced；Cylinder exhaust, elastic component elongation, drives driving member to rotate, and promotes piston rod to bounce back, and promotes brake component close to track wing plate, until laminating is compressed, road wheel is braked.Its purpose is to provide the pneumatic rail clamping type brake that a kind of simple in construction, cost is low, easy to operate, pollution-free, applied widely.
Description
Technical field
The utility model is related to a kind of brake apparatus, more particularly to a kind of to be used for pneumatic rail clamping type brake.
Background technology
At present, the skidding structure of domestic existing double track mine rack rail road railer is only limitted to the braking dress of power car
Put, i.e., liquid braking device be provided with the pin wheel walked on power car on rack rails, liquid braking device carries out skidding to pin wheel,
And then realize the service brake and brake hard of vehicle.
The brake structure of existing rack rail road railer is only defined on pin wheel, and is not made on the road wheel in clamp rail of walking
Dynamic device, is unfavorable for the Brake stop of rack rail road railer；In addition, using hydraulic system to there is certain drawback for brake force, especially
It is unsuitable on tour bus.There are the following problems on rack rail road railer for liquid braking device：Hydraulic system is easily produced
Leakage, the risk that there is pollution environment；It is narrow to environment temperature accommodation, in addition, it is necessary to Fire Hazard Area, explosion-proof etc.；System knot
Structure is complex, and the requirement to component is higher, there is certain maintenance difficulties；The hydraulic oil of hydraulic system is not suitable for defeated over long distances
Send, be especially unsuitable for rack rail road railer, when rack rail road railer is used for tour bus, liquid braking device needs to set multiple pumping plants,
Multiple pumping plant scattering devices, are installed and maintenance workload is big.
Utility model content
The technical problems to be solved in the utility model be to provide a kind of simple in construction, cost it is low, easy to operate, pollution-free,
Pneumatic rail clamping type brake applied widely.
The pneumatic rail clamping type brake of the utility model, including vehicle wheel frame and the road wheel being fixed on the vehicle wheel frame, institute
State and cylinder is connected with vehicle wheel frame, the cylinder is provided with piston rod, the piston rod and is connected with brake apparatus, the braking
Device includes driving member and brake component, and one end of the driving member connects the piston rod, the other end and is hinged with elastic component, described
Brake component is close to track and positioned at the lower section of wing plate, and the other end of the elastic component is connected on the vehicle wheel frame；
The cylinder intake, piston rod stretches out and promotes the driving member to move, and the driving member compresses the elastic component,
Gap is produced between the brake component and track, the road wheel is advanced；The cylinder exhaust, the elastic component resilience drives
The driving member is rotated, and the driving member drives the piston rod retraction, and the brake component close to track until laminating track,
The road wheel braking.
The pneumatic rail clamping type brake of the utility model, wherein the driving member includes initiative part, rotation section, follower, institute
Brake component is stated provided with brake block, described initiative part one end connects the piston rod, the other end and connects the rotation section, it is described from
Dynamic portion one end connects the rotation section, the other end and connects the elastic component, and the rotation section is rotatably connected on the vehicle wheel frame,
The brake block is connected on the rotation section, and the brake block is located at the lower section of wing plate.
The pneumatic rail clamping type brake of the utility model, wherein the rotation section is set to L-type structure, the rotation section includes turning
Dynamic the rotation side is provided with rotation hole while with braking, and the rotation hole is rotatably connected on the vehicle wheel frame, the braking
While extending to track, brake block is connected with the braking side.
The pneumatic rail clamping type brake of the utility model, wherein the brake block is detachably connected on the braking side.
The pneumatic rail clamping type brake of the utility model, wherein the brake block is threadedly coupled with the braking side, it is described to stop
Adjusting gasket is provided between car piece and the braking side.
The pneumatic rail clamping type brake of the utility model, wherein the elastic component includes spring, is respectively fixedly connected with described
The hinged seat and support base of both ends of the spring, the hinged seat are hinged with the brake apparatus, and the support base is rotatably connected on institute
State on vehicle wheel frame.
The pneumatic rail clamping type brake of the utility model, wherein be connected with one-way throttle valve on the cylinder in turn, it is first-hand
The second hand-operated valve is parallel with dynamic valve, magnetic valve, air accumulator, the magnetic valve；The magnetic valve, second hand-operated valve are set
For normally off, the first manual valve is set to normally open；When the magnetic valve power-off is closed, the cylinder is by described
One-way throttle valve, the first manual valve, the solenoid valve vents；When the solenoid valves are opened, compressed air flows through institute
Magnetic valve, the first manual valve, the one-way throttle valve are stated into the cylinder.
When the power-off parking of the pneumatic rail clamping type brake of the utility model, wherein rack rail road railer needs to move, the electromagnetism
When valve power-off is closed, close the first manual valve, open second hand-operated valve, it is manual that compressed air flows through described second
Valve, the one-way throttle valve enter the cylinder.
The pneumatic rail clamping type brake difference from prior art of the utility model is the pneumatic rail clamping type of the utility model
Brake is provided with cylinder, brake apparatus, elastic component, and cylinder is provided with piston rod, and brake apparatus includes driving member and brake component；
Cylinder intake, piston rod stretches out, and piston rod drives one end movement of driving member, the other end compression elastic piece of driving member, transmission
Part movement drives wing plate of the brake component away from track, road wheel operation；Cylinder exhaust, piston rod retraction, is released to elastic component
Compression, elastic component bullet stretches, and drives driving member to rotate, and brake component is close, the wing plate of laminating track, brake component and track wing plate it
Between produce frictional force, frictional force prevents road wheel from running, road wheel braking；By the intake and exhaust of cylinder, realize to road wheel
The regulation and control of running status, simple in construction, simple operation, environmental suitability is strong, pollution-free, and reliability is high, and service life is long.
Pneumatic rail clamping type brake of the present utility model is described further below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the on-position structural representation of the pneumatic rail clamping type brake of the utility model；
The sectional view that Fig. 2 is A-A in the pneumatic rail clamping type brake Fig. 1 of the utility model；
Fig. 3 is the driving states structural representation of the pneumatic rail clamping type brake of the utility model；
Fig. 4 is the cylinder intake and exhaust structural representation of the pneumatic rail clamping type brake of the utility model；
Fig. 5 is the fundamental diagram of the lever pressure plate clamping mechanism of the pneumatic rail clamping type brake of the utility model.
Accompanying drawing is marked：1st, vehicle wheel frame；2nd, road wheel；3rd, track；31st, wing plate；4th, brake apparatus；41st, follower；42nd, turn
Dynamic portion；421st, side is rotated；422nd, side is braked；43rd, initiative part；5th, brake block；6th, elastic component；61st, support base；62nd, spring；63、
Hinged seat；7th, cylinder；71st, one-way throttle valve；72nd, magnetic valve；73rd, air accumulator；74th, the second hand-operated valve；75th, first manual valve；
76th, piston rod.
Embodiment
The pneumatic rail clamping type brake of the utility model, on rack rail road railer, rack rail road railer with rack rails and
Run on the track 3 of clamp rail, clamp rail is that road wheel 2, rack rails are run on the symmetrically arranged two groups of tracks 3 in rack rails both sides, clamp rail
Upper operation pin wheel, pin wheel is rotated by motor, and pin wheel is advanced on rack rails, road wheel 2 pin wheel under drive in clamp rail
Upper operation, the guiding pin wheel of road wheel 2 turns to and prevents pin wheel from derailing.Road wheel 2 is advanced along track 3, track 3 include along ground to
Web and the wing plate 31 of support road wheel 2 that upper extension is formed.In rack rail road railer running, running into emergency needs tightly
Anxious braking, braking pin wheel directly cuts off the power source of road wheel 2, can realize the purpose of brake hard.Rack rail road railer is general
Including power car and from motor-car, pin wheel is typically mounted at power car, and pin wheel driving power car is advanced, and road wheel is installed from motor-car
2, road wheel 2 is advanced under the drive of power car；When pin wheel is braked, power car stops, and is still gone under effect of inertia from motor-car
Enter, pin wheel braking can not be braked from motor-car in time, and the pneumatic rail clamping type brake of the utility model is arranged on road wheel 2, control
The traveling and braking of road wheel 2.
With reference to shown in Fig. 1-3, the pneumatic rail clamping type brake of the utility model, including vehicle wheel frame 1, and it is fixed on vehicle wheel frame 1
On road wheel 2, cylinder 7 is fixedly connected with vehicle wheel frame 1, cylinder 7 is provided with piston rod 76, piston rod 76 and is connected with braking
Device 4, the regulation and control brake apparatus 4 of piston rod 76, controls the traveling and braking of road wheel 2.Brake apparatus 4 includes driving member and braking
Part, one end connection piston rod 76, the other end of driving member are hinged with elastic component 6, and the other end of elastic component 6 is connected to vehicle wheel frame 1
On, brake component is installed close to track 3, and brake component is arranged on the underlying space of wing plate 31 and leaves gap between track 3.
The air inlet of cylinder 7, piston rod 76 stretches out, and piston rod 76 promotes driving member movement, the other end elasticity of compression of driving member
Part 6, produces gap between brake component and track 3, road wheel 2 is advanced；Cylinder 7 is vented, the resilience of elastic component 6, and elastic component 6, which drives, lives
Stopper rod 76 bounces back, and the bullet of elastic component 6 is stretched, and promotes driving member, and driving member drives brake component close to track 3 until laminating track 3, walking
Wheel 2 is braked.
When road wheel 2 is advanced, the air inlet of cylinder 7, compressed air promotes piston rod 76 to stretch out, and driving member is connected to piston rod 76
One end moved under the promotion of piston rod 76, the other end of driving member compression elastic piece 6 in the presence of lever force, and making
Gap is left between moving part and track 3, is not in contact between brake component and track 3, does not produce relative friction forces, prevents braking from filling
Put the operation of 4 obstruction road wheels 2.
When road wheel 2 is braked, cylinder 7 is vented, and piston rod 76 bounces back, and releases the motive force to driving member, while releasing pair
The compression of elastic component 6, the bullet of elastic component 6 is stretched, and driving member connection elastic component 6 one end is moved down, and brake component, brake component are lifted upwards
Contacted with track 3, brake component is pressed on the wing plate 31 of track 3, brake apparatus 4 makes brake apparatus 4 to the pressure of guide rail with leading
Frictional force is produced between rail, the frictional force between brake apparatus 4 and track 3 brakes road wheel 2.
Brake apparatus 4, elastic component 6, cylinder 7 are used in combination, and control the traveling and braking of rack rail road railer.As shown in figure 5,
Brake apparatus 4 is according to lever pressure plate clamping mechanism principle design, and upper locking force, the cylinder 7 of elastic component 6 declutch power and brake apparatus 4
Lever pressure plate clamping mechanism transmission coordinate, larger braking can be obtained with the less power of spring 62 and the motive force of cylinder 7
Power, realizes the skidding of road wheel 2.And the space of the structure of vehicle wheel frame 1 and the design feature of track 3 are rationally make use of, is adopted
With brake block 5 and road wheel 2 in wing plate collective effect about 31 of track 3, obtain the clamping to track 3 and brake, be rack rails card
Rail car provides a kind of new skidding means.
With pneumatic system of the cylinder 7 for transfer motion power, being compared with hydraulic system has many advantages, such as：Pump-down process is simple,
Free from environmental pollution, processing cost is low；Strong environmental adaptability, can in -40~50 DEG C of temperature ranges, humidities, dabble and have a dust
In the environment of reliably working；With fire prevention, it is explosion-proof the characteristics of；Compressed air can be with long distance delivery, and system architecture is simple, install
It is convenient, safeguard simple；Pneumatic element reliability is high, and service life is long.
With reference to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 5, driving member is included on initiative part 43, rotation section 42, follower 41, brake component
Provided with brake block 5, the one end of initiative part 43 connection piston rod 76, other end connection rotation section 42, initiative part 43 is consolidated with piston rod 76
Fixed connection, the one end of follower 41 connection rotation section 42, other end connection elastic component 6, rotation section 42 is rotatably connected on vehicle wheel frame 1
On, brake block 5 is connected on rotation section 42, and brake block 5 is located at the lower section of wing plate 31.Driving member is fulcrum with rotation section 42, main
Dynamic portion 43 and follower 41 are rotated around rotation section 42, and brake component is moved under the drive of driving member, make driving member and track 3 it
Between retention gap or bonded to each other.
Rotation section 42 is set to L-type structure, and rotation section 42 includes rotating at 421 and braking 422, rotates side 421 and be provided with
Rotation hole, rotation hole is rotatably connected on vehicle wheel frame 1, and braking side 422 extends to track 3, and braking is connected with brake block on side 422
5.The L-type structure of rotation section 42, can realize rotating function, and brake block 5, simple in construction, convenient design and processing can be installed again.
The structure of driving member is designed according to the principle of lever pressure plate clamping mechanism, and initiative part 43, rotation section 42, follower 41 are one
Body formed structure, integrated formed structure is stable, ensure that intensity, help to increase the service life.
Brake block 5 is detachably connected on braking side 422, and brake block 5 is threadedly coupled with braking side 422, brake block 5 and system
Attachment spacers is provided between dynamic side 422.Frictional force of the brake block 5 in braking procedure between track 3 is big, and brake block 5 is easy
Abrasion, brake block 5 is set to screw connection structure, facilitates the replacing of brake block 5, easy to operate.Brake block 5 with braking side 422 it
Between be provided with adjusting gasket, the reasonable clearance between the convenient regulation brake block 5 of adjusting gasket and track 3.
With reference to shown in Fig. 1 and Fig. 3, elastic component 6 includes spring 62, is respectively fixedly connected with hinged seat 63 at the two ends of spring 62
With support base 61, hinged seat 63 is hinged with brake apparatus 4, and support base 61 is rotatably connected on vehicle wheel frame 1.The two ends of spring 62 point
Hinged seat 63 and support base 61 are not fixed with, facilitate spring 62 to be connected with brake apparatus 4 and vehicle wheel frame 1, simple in construction, installation side
Just.
As shown in figure 4, being connected with one-way throttle valve 71, first manual valve 75, magnetic valve 72, air accumulator on cylinder 7 in turn
73, the second hand-operated valve 74 is parallel with magnetic valve 72；Cylinder 7 selects single-acting sheet type cylinder, magnetic valve 72, the second hand-operated valve
74 are set to normally off, and first manual valve 75 is set to normally open.
With reference to shown in Fig. 3 and Fig. 4, during 7 air inlet of cylinder, magnetic valve 72 be powered open when, compressed air flow through magnetic valve 72,
First manual valve 75, one-way throttle valve 71 enter cylinder 7.The air inlet of cylinder 7, compressed air pushing piston-rod 76, piston rod 76 is stretched
Go out to pull the initiative part 43 of driving member to move down, initiative part 43 drives rotation section 42 to rotate, rotation section 42, which is rotated, drives follower 41
Move up, connecting spring 62 on follower 41, spring 62 compresses, rotation section 42 rotates the brake block for driving and being fixed on rotation section 42
5 wing plates 31 away from track 3, gap is produced between brake block 5 and the wing plate 31 of track 3, and without Relative friction, road wheel 2 is just
Often operation.
One-way throttle valve 71 includes check valve and choke valve, and compressed air flows into cylinder 7 along check valve, discharged along choke valve
Cylinder 7, the aperture of choke valve can be adjusted, and exhaust velocity can be adjusted by the aperture for adjusting choke valve.
Cylinder 7 enters air circuit provided with two, and when disconnection fault occur and needing to move rack rail road railer, magnetic valve 72 is powered off
During closing, first manual valve 75 being closed, opening the second hand-operated valve 74, compressed air outflow air accumulator 73 flows through the second hand-operated valve
74th, one-way throttle valve 71 enters cylinder 7.The air inlet of cylinder 7, piston rod 76 stretches out, and piston rod 76 promotes driving member movement, driving member
Other end compression spring 62, gap is produced between brake component and track 3, road wheel 2 is advanced, and realizes rack rails under powering-off state
The movement of road railer.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, on the premise of the utility model design spirit is not departed from, and those of ordinary skill in the art are to this
Various modifications and improvement that the technical scheme of utility model is made, all should fall into the protection of the utility model claims determination
In the range of.
Claims (8)
1. a kind of pneumatic rail clamping type brake, it is characterised in that：Including vehicle wheel frame (1), the row on the vehicle wheel frame (1) is fixed on
Walk and cylinder (7) is connected with wheel (2), the vehicle wheel frame (1), the cylinder (7) is provided with piston rod (76), the piston rod
(76) brake apparatus (4) is connected with, the brake apparatus (4) includes driving member and brake component, and one end of the driving member connects
Connect the piston rod (76), the other end and be hinged with elastic component (6), the brake component is close to track (3) and positioned at wing plate (31)
Lower section, the other end of the elastic component (6) is connected on the vehicle wheel frame (1)；
The piston rod (76) is stretched out and promotes the driving member to move, and the driving member compresses the elastic component (6), the system
Gap is produced between moving part and track (3), the road wheel (2) is advanced；Elastic component (6) resilience, drives the driving member
Rotate, the driving member drives piston rod (76) retraction, and the brake component compresses track close to track (3) until fitting
(3), road wheel (2) braking.
2. pneumatic rail clamping type brake according to claim 1, it is characterised in that：The driving member includes initiative part
(43), rotation section (42), follower (41), the brake component are provided with brake block (5), and described initiative part (43) one end connects institute
State piston rod (76), the other end and connect the rotation section (42), described follower (41) one end connects the rotation section (42), another
One end connects the elastic component (6), and the rotation section (42) is rotatably connected on the vehicle wheel frame (1), and the brake block (5) is even
It is connected on the rotation section (42), the brake block (5) is located at the lower section of wing plate (31).
3. pneumatic rail clamping type brake according to claim 2, it is characterised in that：The rotation section (42) is set to L-type knot
Structure, the rotation section (42) includes rotating at (421) and braking (422), and the rotation side (421) is provided with rotation hole, institute
State rotation hole to be rotatably connected on the vehicle wheel frame (1), the braking side (422) extends to track (3), the braking side
(422) brake block (5) is connected with.
4. pneumatic rail clamping type brake according to claim 3, it is characterised in that：The brake block (5) is detachably connected
On the braking side (422).
5. pneumatic rail clamping type brake according to claim 4, it is characterised in that：The brake block (5) and the braking
Side (422) is threadedly coupled, and adjust pad is provided between the brake block (5) and the braking side (422).
6. pneumatic rail clamping type brake according to claim 1, it is characterised in that：The elastic component (6) includes spring
(62), be respectively fixedly connected with the hinged seat (63) and support base (61) at the spring (62) two ends, the hinged seat (63) with
The brake apparatus (4) is hinged, and the support base (61) is rotatably connected on the vehicle wheel frame (1).
7. pneumatic rail clamping type brake according to claim 1, it is characterised in that：It is connected with turn on the cylinder (7)
Is parallel with one-way throttle valve (71), first manual valve (75), magnetic valve (72), air accumulator (73), the magnetic valve (72)
Two hand-operated valves (74)；The magnetic valve (72), second hand-operated valve (74) are set to normally off, the first manual valve
(75) it is set to normally open；When magnetic valve (72) power-off is closed, the cylinder (7) passes through the one-way throttle valve
(71), the first manual valve (75), the magnetic valve (72) exhaust；When magnetic valve (72) energization is opened, compressed air
Flow through the magnetic valve (72), the first manual valve (75), the one-way throttle valve (71) and enter the cylinder (7).
8. pneumatic rail clamping type brake according to claim 7, it is characterised in that：Rack rail road railer power-off parking needs to move
When dynamic, when magnetic valve (72) power-off is closed, close the first manual valve (75), open second hand-operated valve (74),
Compressed air flows through second hand-operated valve (74), the one-way throttle valve (71) and enters the cylinder (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720143197.3U CN206465946U (en) | 2017-02-17 | 2017-02-17 | Pneumatic rail clamping type brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720143197.3U CN206465946U (en) | 2017-02-17 | 2017-02-17 | Pneumatic rail clamping type brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206465946U true CN206465946U (en) | 2017-09-05 |
Family
ID=59708409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720143197.3U Active CN206465946U (en) | 2017-02-17 | 2017-02-17 | Pneumatic rail clamping type brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206465946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674994A (en) * | 2023-08-02 | 2023-09-01 | 广州立新自动化设备有限公司 | transfer equipment |
-
2017
- 2017-02-17 CN CN201720143197.3U patent/CN206465946U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116674994A (en) * | 2023-08-02 | 2023-09-01 | 广州立新自动化设备有限公司 | transfer equipment |
| CN116674994B (en) * | 2023-08-02 | 2023-09-26 | 广州立新自动化设备有限公司 | Transfer equipment |
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