CN207061770U - Monolithic valve Roller shear device - Google Patents
Monolithic valve Roller shear device Download PDFInfo
- Publication number
- CN207061770U CN207061770U CN201720858688.6U CN201720858688U CN207061770U CN 207061770 U CN207061770 U CN 207061770U CN 201720858688 U CN201720858688 U CN 201720858688U CN 207061770 U CN207061770 U CN 207061770U
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- valve
- hand
- operated direction
- hydraulic fluid
- pressure
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Abstract
Monolithic valve Roller shear device,Pressure regulation oil cylinder I,Pressure regulation oil cylinder II,Safety valve I,Safety valve II,Safety valve III,Safety valve IV,Hand-operated direction valve I and hand-operated direction valve II form,Exploiting field emulsifies pumping plant high-pressure emulsion as hydraulic power source,Hydraulic power source is respectively connecting to the oil inlet P of hand-operated direction valve I and hand-operated direction valve II by pressure piping,The oil return inlet T of hand-operated direction valve I and hand-operated direction valve II is connected to mailbox by pipeline,The hydraulic fluid port A that two of hand-operated direction valve I are connected with executive component,B is connected to I two hydraulic fluid ports of pressure regulation oil cylinder by high-pressure oil pipe respectively,The hydraulic fluid port A of hand-operated direction valve II,B is connected to II two hydraulic fluid ports of pressure regulation oil cylinder by high-pressure oil pipe respectively,In the hydraulic fluid port A of hand-operated direction valve I,Safety valve I and safety valve II are respectively equipped with pressure piping between B and two hydraulic fluid ports of pressure regulation oil cylinder I,Safety valve III and safety valve IV are respectively equipped with pressure piping between the hydraulic fluid port AB of hand-operated direction valve II and two hydraulic fluid ports of pressure regulation oil cylinder II.
Description
Technical field
It the utility model is related to a kind of coal mining machine, the monolithic valve Roller shear dress of especially a kind of coal mining machine
Put.
Background technology
It is well known that due to Roller shear oil loading pump failure or being broken down in production process, roller is caused not lift, roll
Cylinder happens occasionally from the phenomenon fallen, directly affects production.Because conditions down-hole is complicated, production environment is severe, to maintenance and changes
Work brings great difficulty, and additionally, due to overhauling, safeguarding and more changing jobs, fund input is larger, and Master Cost is exceeded, makes
Lost into operating cost.Therefore, a kind of monolithic valve Roller shear device is designed, is the current technical issues that need to address.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of monolithic valve Roller shear device.
The technical scheme in the invention for solving the technical problem is：
Monolithic valve Roller shear device, pressure regulation oil cylinder I, pressure regulation oil cylinder II, safety valve I, safety valve II, safety valve III, peace
Full valve IV, hand-operated direction valve I and hand-operated direction valve II form, and exploiting field emulsifies pumping plant high-pressure emulsion as hydraulic power source, hydraulic power source
It is respectively connecting to the oil inlet P of hand-operated direction valve I and hand-operated direction valve II by pressure piping, hand-operated direction valve I and changes manually
Mailbox, two hydraulic fluid port A, B difference being connected with executive component of hand-operated direction valve I are connected to by pipeline to the oil return inlet T of valve II
I two hydraulic fluid ports of pressure regulation oil cylinder are connected to by high-pressure oil pipe, hydraulic fluid port A, B of hand-operated direction valve II are connected to tune by high-pressure oil pipe respectively
II two hydraulic fluid ports of compressing cylinder, on the pressure piping between hydraulic fluid port A, B of hand-operated direction valve I and two hydraulic fluid ports of pressure regulation oil cylinder I
Safety valve I and safety valve II are respectively equipped with, between hydraulic fluid port A, B of hand-operated direction valve II and two hydraulic fluid ports of pressure regulation oil cylinder II
Safety valve III and safety valve IV are respectively equipped with pressure piping.
As a kind of preferred scheme of the present utility model, the specification of described pressure piping is DN10mm, from hydraulic power source to
The duct length of the oil inlet P of hand-operated direction valve I and hand-operated direction valve II is 30 meters.
As a kind of preferred scheme of the present utility model, safety valve I, safety valve II, the pressure of safety valve III and safety valve IV
Power≤10Mpa.
Compared with prior art, the utility model uses one group of monolithic valve group of support and some safety valves, is supplied instead of oil pump
Liquid, solve above mentioned problem well, create advantage for production, ensure that normal production.The utility model device structure
Make simply, easy to operate, present apparatus small volume, roller is quick on the draw, and lifting is fast, time saving and energy saving.
Operation principle of the present utility model：
First with exploiting field emulsification pumping plant high-pressure emulsion as power source, support valve group is transformed, selects monolithic
Valve connects pressure duct, overflow valve is connect on pressure duct, this valve is the safe valve transform of support, effect as fluid control system
For decompression, debug, adjust repeatedly by scene, after being contrasted with poppet pressure table, pressure is defined as 10Mpa, and monolithic valve events are given
Unit hydraulic jack feed flow, when reaching roller precalculated position, monolithic valve back to zero, realize that roller lifts, reach and heighten purpose.
Brief description of the drawings
Fig. 1 is hydraulic schematic diagram of the present utility model.
Embodiment
As illustrated, monolithic valve Roller shear device, pressure regulation oil cylinder I 1, pressure regulation oil cylinder II 2, safety valve I 3, safety valve II
4th, safety valve III 5, safety valve IV 6, hand-operated direction valve I 8 and hand-operated direction valve II 7 form, exploiting field emulsification pumping plant high-pressure emulsion
As hydraulic power source, hydraulic power source is respectively connecting to the oil inlet P of hand-operated direction valve I 8 and hand-operated direction valve II 7 by pressure piping,
The oil return inlet T of hand-operated direction valve I 8 and hand-operated direction valve II 7 is connected to mailbox, two and execution of hand-operated direction valve I 8 by pipeline
Hydraulic fluid port A, B of element connection are connected to I 1 two hydraulic fluid ports of pressure regulation oil cylinder by high-pressure oil pipe respectively, the hydraulic fluid port A of hand-operated direction valve II 7,
B is connected to II 2 two hydraulic fluid ports of pressure regulation oil cylinder by high-pressure oil pipe respectively, in hydraulic fluid port A, B and pressure regulation oil cylinder I 1 of hand-operated direction valve I 8
Two hydraulic fluid ports between pressure piping on be respectively equipped with safety valve I 3 and safety valve II 4, hydraulic fluid port A in hand-operated direction valve II 7,
Safety valve III 5 and safety valve IV 6 are respectively equipped with pressure piping between B and two hydraulic fluid ports of pressure regulation oil cylinder II 2.
The specification of described pressure piping is DN10mm, from hydraulic power source to hand-operated direction valve I 8 and hand-operated direction valve II 7
The duct length of oil inlet P is 30 meters.
Safety valve I 3, safety valve II 4, pressure≤10Mpa of safety valve III 5 and safety valve IV 6.
Although have been shown that detailed embodiment of the present utility model above, it is therefore apparent that those skilled in the art is not
On the premise of running counter to the utility model, part modifications and changes can be carried out；The content referred in described above and accompanying drawing is only made
For illustrative case, it is not intended as to limitation of the present utility model, there is the valve group height-regulating device of above-mentioned technical characteristic, fall
Enter the scope of protection of the utility model.
Claims (3)
1. monolithic valve Roller shear device, pressure regulation oil cylinder I（1）, pressure regulation oil cylinder II（2）, safety valve I（3）, safety valve II（4）, peace
Full valve III（5）, safety valve IV（6）, hand-operated direction valve I（8）With hand-operated direction valve II（7）Composition, it is characterised in that exploiting field emulsifies
Pumping plant high-pressure emulsion is respectively connecting to hand-operated direction valve I as hydraulic power source, hydraulic power source by pressure piping（8）And manual reverse of direction
Valve II（7）Oil inlet P, hand-operated direction valve I（8）With hand-operated direction valve II（7）Oil return inlet T mailbox, hand are connected to by pipeline
Dynamic reversal valve I（8）Two hydraulic fluid port A, B being connected with executive component pressure regulation oil cylinder I is connected to by high-pressure oil pipe respectively（1）Two
Hydraulic fluid port, hand-operated direction valve II（7）Hydraulic fluid port A, B pressure regulation oil cylinder II is connected to by high-pressure oil pipe respectively（2）Two hydraulic fluid ports, manual
Reversal valve I（8）Hydraulic fluid port A, B and pressure regulation oil cylinder I（1）Two hydraulic fluid ports between pressure piping on be respectively equipped with safety valve I（3）
With safety valve II（4）, in hand-operated direction valve II（7）Hydraulic fluid port A, B and pressure regulation oil cylinder II（2）Two hydraulic fluid ports between high-voltage tube
Safety valve III is respectively equipped with road（5）With safety valve IV（6）.
2. monolithic valve Roller shear device according to claim 1, it is characterised in that the specification of described pressure piping is
DN10mm, from hydraulic power source to hand-operated direction valve I（8）With hand-operated direction valve II（7）Oil inlet P duct length be 30 meters.
3. monolithic valve Roller shear device according to claim 1, it is characterised in that safety valve I（3）, safety valve II
（4）, safety valve III（5）With safety valve IV（6）Pressure≤10Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720858688.6U CN207061770U (en) | 2017-07-16 | 2017-07-16 | Monolithic valve Roller shear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720858688.6U CN207061770U (en) | 2017-07-16 | 2017-07-16 | Monolithic valve Roller shear device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207061770U true CN207061770U (en) | 2018-03-02 |
Family
ID=61511819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720858688.6U Expired - Fee Related CN207061770U (en) | 2017-07-16 | 2017-07-16 | Monolithic valve Roller shear device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207061770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778550A (en) * | 2019-11-29 | 2020-02-11 | 山西潞安集团余吾煤业有限责任公司 | Emulsion hydraulic system of coal mining machine |
-
2017
- 2017-07-16 CN CN201720858688.6U patent/CN207061770U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110778550A (en) * | 2019-11-29 | 2020-02-11 | 山西潞安集团余吾煤业有限责任公司 | Emulsion hydraulic system of coal mining machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180302 Termination date: 20180716 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |