CN207774731U - Car puller full hydraulic drive lifts arm system - Google Patents
Car puller full hydraulic drive lifts arm system Download PDFInfo
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- CN207774731U CN207774731U CN201820084262.4U CN201820084262U CN207774731U CN 207774731 U CN207774731 U CN 207774731U CN 201820084262 U CN201820084262 U CN 201820084262U CN 207774731 U CN207774731 U CN 207774731U
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- valve
- fuel tank
- hydraulic
- car puller
- check valve
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Abstract
Car puller full hydraulic drive lifts arm system, including：The motor of fuel tank, fixed oil tank upper end on car puller pedestal, the motor connects vane pump by shaft coupling, vane pump is connected to oil absorption filter, oil absorption filter is inserted into fuel tank, blade pump discharge connects check valve one end all the way, and the check valve other end connects Double throttle check valve by high-pressure hose again by piping connection electro-hydraulic reversing valve, electro-hydraulic reversing valve, Double throttle check valve is connected on hydraulic cylinder, and hydraulic cylinder is connected with lifting arm；Blade pump discharge another way connects electromagnetic relief valve one end, and the electromagnetic relief valve other end is connected to return filter, and return filter passes through in piping connection to fuel tank.The Gravity changer of design balance lifting arm of valve of contending with securely and reliably can make lifting arm stop at current location, considerably increase device security pipe breakage；Using the hydraulic cylinder with buffering, more steadily without impact and vibrations, lifting speed can be completed in 20 seconds for lifting.
Description
Technical field
The utility model is related to technical field of hydraulic, are specifically related to car puller full hydraulic drive lifting arm system.
Background technology
With domestic power plant, steel mill, the continuous development of the large size industrial enterprises such as harbour, raw material (coal, iron powder etc.)
Use demand is more and more, so railway transportation raw material (coal, iron powder etc.) are more frequently, car dumper system is railway former material
Expect one of the major way of (coal, iron powder an etc.) unloading important component of the car pullers as car dumper system, is responsible for
Train wagon is drawn to inside car dumper system and carries out its efficiency of overturning and stability is directly related to entire tippler system
The relieving capacity of system.
Existing car puller lifts main two kinds of arm drive system:One lifting arm of mode and clump weight are flat by intermediate hinge
Weight amount, the connecting lever connected by hydraulic system drive rack oil cylinder carry out two lifting arm of lifting modes and pass through the back of the body with balancing cylinder
Counterpoise is pressed, the connecting lever connected by hydraulic system drive rack oil cylinder carries out lifting
Mode one belongs to the lifting that hydraulic pressure realizes lifting arm with the mode that machinery is combined by link mechanism, machine components
It is more, each hinge copper sheathing serious wear is operated for a long time, and dismounting is difficult, and the big lifting speeds of maintenance difficult occupied spaces were at 35 seconds.
Mode two is that oil cylinder with gear racks realizes that the lifting hydraulic systems of lifting arm are complicated with the mode that balancing cylinder is combined,
Difficulty is excluded when something goes wrong, and layman is difficult in maintenance, and accumulator is contained in hydraulic system, and frequent decompression makes lifting arm
The lifting big of failure occupied spaces has large effect to be unfavorable for subsequently overhauling and tieing up enterprise's production cost and production time
Lifting speeds are protected at 40 seconds.
Invention content
The problem of present invention is for existing car puller lifting arm drive system, provides a kind of all-hydraulic drive of car puller
Dynamic lifting arm system carries out lifting arm lifting principle to replace motor drive to be passed using hydraulic system driving hydraulic cylinder
Dynamic other manner, directly driving hydraulic cylinder progress lifting arm lifting by stainless steel pipeline using hydraulic system makes newly
The type of drive of type solves defect present in the present kind of drive and to supply, and meets the needs of modern production.
To achieve the goals above, technical solution used by the utility model is：Car puller full hydraulic drive lifting arm
The motor of fuel tank, fixed oil tank upper end in system, including car puller pedestal, the motor connect blade by shaft coupling
Pump, vane pump are connected to oil absorption filter, and oil absorption filter is inserted into fuel tank, and blade pump discharge connects check valve one end all the way,
The check valve other end connects Double throttle check valve by high-pressure hose again by piping connection electro-hydraulic reversing valve, electro-hydraulic reversing valve,
Double throttle check valve is connected on hydraulic cylinder, and hydraulic cylinder is connected with lifting arm；Blade pump discharge another way connects electromagnetism and overflows
Valve one end is flowed, the electromagnetic relief valve other end is connected to return filter, and return filter passes through in piping connection to fuel tank；
It is additionally provided with the valve that contends at the hydraulic cylinder oil inlet, using the Gravity changer for the valve balance lifting arm that contends with, safety
Reliably, lifting arm can be made to stop at current location pipe breakage, considerably increases device security
The Double throttle check valve and the valve that contends with is fixed together by integrated package；
The hydraulic cylinder uses buffer type hydraulic oil cylinder, and more steadily without impact and vibrations, lifting speed can for lifting
Is completed in 20 seconds substantially increases production efficiency；
The hydraulic cylinder is to be directly connected to mode with lifting arm；
The car puller full hydraulic drive lifting arm system is totally-enclosed internal control, prevents pollution and adverse circumstances；
Start the motor and drive vane pump, from blade pump outlet flow through check valve, electro-hydraulic reversing valve passes through hydraulic oil
The direction controlling of electro-hydraulic reversing valve enters the rod chamber or rodless cavity of hydraulic cylinder, realizes flexible.
The walking fluid power system fuel tank is additionally provided with temperature relay, and fuel tank one end is equipped with heater, and fuel tank is another
Fuel outlet valve is arranged in one end；In order to monitor fuel level in tank, liquid level relay and visual liquid-level meter are additionally provided in fuel tank；It is also set on fuel tank
There is air cleaner.
The utility model has the beneficial effects that：Hydraulic cylinder is driven to realize the liter of car puller lifting arm by hydraulic system
The Gravity changer of drop, the design balance lifting arm for the valve that contends with securely and reliably pipe breakage can be such that lifting arm stops at and work as
Front position considerably increases device security；Using the hydraulic cylinder with buffering, lifting more steadily without impact and vibrations, rises
Reduction of speed degree can complete in 20 seconds and substantially increase production efficiency；Totally-enclosed internal control prevents pollution and adverse circumstances；It goes
Small except complicated mechanical structure, easy to maintenance simple in structure effectively solves the defect of existing drive system and supplies.
Description of the drawings
Fig. 1 is the structure chart that existing car puller lifts that arm drive system uses clump weight and oil cylinder with gear racks fit form.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structure chart that existing car puller lifts that arm drive system coordinates oil cylinder with gear racks form using balancing cylinder.
Fig. 4 is the side view of Fig. 3.
Fig. 5 is the structural schematic diagram that the utility model uses hydraulic cylinder and lifting arm fit form.
Fig. 6 is the side view of Fig. 5.
Fig. 7 is the utility model full hydraulic drive car puller lifting arm system principle structure chart.
In figure, a, lifting arm, b, connecting rod, c, clump weight, d, connecting lever, e, shaft coupling, f, oil cylinder with gear racks, g, hydraulic station, h,
Balancing cylinder, 1, heater, 2, air cleaner, 3, liquid level relay, 4, temperature relay, 5, oil absorption filter, 6, visually
Liquid level gauge, 7, fuel outlet valve, 8, fuel tank, 9, motor, 10, vane pump, 11, check valve, 12, electromagnetic relief valve, 13, pressure gauge,
14, electro-hydraulic reversing valve, 15, Double throttle check valve, 16, contend with valve, 17, hydraulic cylinder, 18, return filter.
Specific implementation mode
The utility model is illustrated below in conjunction with the accompanying drawings, described embodiment is only one of the utility model
Divide example structure, instead of all the embodiments.Based on the utility model, those of ordinary skill in the art are not making wound
The every other embodiment that the property made is obtained under the premise of working, shall fall within the protection scope of the present invention.
Car puller walking fluid power system as shown in Figure 7, is directly driven using hydraulic system by stainless steel pipeline
Hydraulic cylinder carries out lifting arm lifting, specifically include fuel tank 8 on car puller pedestal, 8 upper end of fixed oil tank motor 9, institute
It states motor 9 and vane pump 10 is connected by shaft coupling, vane pump 10 is connected to oil absorption filter 5, and oil absorption filter 5 is inserted into fuel tank
In 8, the outlet of vane pump 10 connection check valve 11 one end all the way, 11 other end of check valve by piping connection electro-hydraulic reversing valve 14,
Electro-hydraulic reversing valve 14 connects Double throttle check valve 15 by high-pressure hose again, and Double throttle check valve connects 15 and is connected to hydraulic cylinder 17
On, hydraulic cylinder 17 is connected with lifting arm a；Vane pump 10 exports 12 one end of another way connection electromagnetic relief valve, electromagnetic relief valve
12 other ends are connected to return filter, and return filter 18 passes through in piping connection to fuel tank 8；
It is additionally provided with the valve 16 that contends at 17 oil inlet of the hydraulic cylinder, is become using the gravity for the 16 balance lifting arm of valve that contends with
Change, securely and reliably, lifting arm can be made to stop at current location pipe breakage, considerably increase device security；
The Double throttle check valve 15 and the valve 16 that contends with is fixed together by integrated package；
The hydraulic cylinder 17 uses buffer type hydraulic oil cylinder, and lifting is more steadily without impact and vibrations, lifting speed
Can be completed in 20 seconds substantially increase production efficiency；
The hydraulic cylinder 17 is to be directly connected to mode with lifting arm a；Start the motor 9 and drive vane pump 10,
Hydraulic oil exports from vane pump 10 and flows through check valve 11, electro-hydraulic reversing valve, and 14, the direction controlling for passing through electro-hydraulic reversing valve 14 enters
The rod chamber or rodless cavity of hydraulic cylinder 17 are realized flexible.
The walking fluid power system fuel tank 8 is additionally provided with temperature relay 4, and 4 one end of fuel tank is equipped with heater 1, oil
Fuel outlet valve 7 is arranged in 8 other end of case；In order to monitor fuel level in tank, liquid level relay 3 and visual liquid-level meter 6 are additionally provided in fuel tank 8；
Air cleaner 2 is additionally provided on fuel tank 8.
Claims (6)
1. car puller full hydraulic drive lifts arm system, it is characterised in that including：On fuel tank, fixed oil tank on car puller pedestal
The motor at end, the motor connect vane pump by shaft coupling, and vane pump is connected to oil absorption filter, and oil absorption filter is inserted
Enter in fuel tank, blade pump discharge connects check valve one end all the way, and the check valve other end is electro-hydraulic by piping connection electro-hydraulic reversing valve
Reversal valve connects Double throttle check valve by high-pressure hose again, and Double throttle check valve is connected on hydraulic cylinder, hydraulic cylinder with
Lifting arm is connected；Blade pump discharge another way connects electromagnetic relief valve one end, and the electromagnetic relief valve other end is connected to oil return filter
Device, return filter pass through in piping connection to fuel tank.
2. car puller full hydraulic drive according to claim 1 lifts arm system, it is characterised in that the hydraulic cylinder into
Oil port is additionally provided with the valve that contends with.
3. car puller full hydraulic drive according to claim 1 lifts arm system, it is characterised in that double unidirectional sections
Stream valve and the valve that contends with are fixed together by integrated package.
4. car puller full hydraulic drive according to claim 1 lifts arm system, it is characterised in that the hydraulic cylinder
Using buffer type hydraulic oil cylinder.
5. car puller full hydraulic drive according to claim 1 lifts arm system, it is characterised in that the hydraulic cylinder
It is to be directly connected to mode with lifting arm.
6. car puller full hydraulic drive according to claim 1 lifts arm system, it is characterised in that the fuel tank is also set
There are temperature relay, fuel tank one end to be equipped with heater, fuel outlet valve is arranged in the fuel tank other end；Be additionally provided in fuel tank liquid level relay and
Visual liquid-level meter；Air cleaner is additionally provided on fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820084262.4U CN207774731U (en) | 2018-01-18 | 2018-01-18 | Car puller full hydraulic drive lifts arm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820084262.4U CN207774731U (en) | 2018-01-18 | 2018-01-18 | Car puller full hydraulic drive lifts arm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207774731U true CN207774731U (en) | 2018-08-28 |
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ID=63213369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820084262.4U Active CN207774731U (en) | 2018-01-18 | 2018-01-18 | Car puller full hydraulic drive lifts arm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207774731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148539A (en) * | 2022-08-31 | 2022-10-04 | 深圳红冠机电科技有限公司 | Pressure relay, hydraulic control system and hydraulic lifting device |
-
2018
- 2018-01-18 CN CN201820084262.4U patent/CN207774731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148539A (en) * | 2022-08-31 | 2022-10-04 | 深圳红冠机电科技有限公司 | Pressure relay, hydraulic control system and hydraulic lifting device |
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