CN204254229U - A kind of emergent fuel feeding hydraulic station for large-sized grinder - Google Patents
A kind of emergent fuel feeding hydraulic station for large-sized grinder Download PDFInfo
- Publication number
- CN204254229U CN204254229U CN201420555834.4U CN201420555834U CN204254229U CN 204254229 U CN204254229 U CN 204254229U CN 201420555834 U CN201420555834 U CN 201420555834U CN 204254229 U CN204254229 U CN 204254229U
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- pipeline
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- accumulator
- way valve
- valve
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- 239000000446 fuel Substances 0.000 title claims abstract description 30
- 239000002828 fuel tank Substances 0.000 claims abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 230000002028 premature Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 31
- 238000005461 lubrication Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 239000000314 lubricant Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010729 system oil Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
A kind of emergent fuel feeding hydraulic station for large-sized grinder, comprise oil pump, one-way valve A, accumulator, electromagnetic direction valve and fuel tank, described oil pump connects power source, wherein the input end of oil pump connects fuel tank, oil delivery side of pump connects one-way valve A by pipeline, described one-way valve A connects accumulator and electromagnetic direction valve respectively by pipeline, the utility model is by adopting accumulator (7) energy in support, can continue in the situations such as accidental power failure to the main bearing fuel feeding at grinding machine two ends, make main bearing be unlikely to the premature abrasion because losing oil even to damage, wet goods is supplied to grinding machine two ends main bearing during to ensure that power-off is shut down, effectively extend working life and the functional reliability of grinder main bearing, ensure that the reliable operation of grinding machine safety and stability to greatest extent, improve the running rate of grinding machine, economic benefit is significantly improved generally.
Description
[technical field]
The utility model relates to a kind of hydraulic station, is specifically related to a kind of emergent fuel feeding hydraulic station for large-sized grinder.
[background technique]
Known, grinding machine is the very general grinding attachment of a kind of application, be widely used in mine, metallurgical, electric power, the industries such as building materials, when grinding machine works under the working condition of heavy-duty low-speed, very high to the performance requirement of bearing, wherein sliding bearing is because having operating rate wide ranges, bearing capacity is large, shock resistance is good, the advantages such as the life-span is long, therefore the support unit of grinding machine is used as, in order to the power consumption that reduces friction, reduce the rate of wear, relax and impact and control bearing bush temperature, must ensure that main bearing has good lubrication, to improve working efficiency and the working life of grinding machine.
In recent years, along with the increase of grinding machine specification, the installed power of equipment is also increasing, but grinding machine at work power supply system, once run abnormal, can cause the lubrication system of grinding machine to paralyse because of power-off, and now because continuation is also swung a period of time " owing to not having braking system " by inertia grinding machine, the operating mode that grinder main bearing can be in non lubricant oil works, and then cause bearing scuffing even to wear and tear, affect the working life of bearing time serious, or damage bearing.
[summary of the invention]
For overcoming the deficiency existed in background technique; the utility model provides a kind of emergent fuel feeding hydraulic station for large-sized grinder; the utility model adopts the accumulator energy in support; can continue in the situations such as accidental power failure to the main bearing fuel feeding at grinding machine two ends; making main bearing be unlikely to the premature abrasion because losing oil even to damage, during to ensure that power-off is shut down, supplying wet goods to grinding machine two ends main bearing.
For realizing goal of the invention as above, the utility model adopts technological scheme as described below:
A kind of emergent fuel feeding hydraulic station for large-sized grinder, comprise oil pump, one-way valve A, accumulator, electromagnetic direction valve and fuel tank, described oil pump connects power source, wherein the input end of oil pump connects fuel tank, oil delivery side of pump connects one-way valve A by pipeline, described one-way valve A connects accumulator and electromagnetic direction valve respectively by pipeline, and the main bearing that described electromagnetic direction valve connects grinding machine two ends respectively by pipeline forms the described emergent fuel feeding hydraulic station for large-sized grinder.
The described emergent fuel feeding hydraulic station for large-sized grinder, the pipeline between described accumulator and one-way valve A is provided with pressure transducer.
The described emergent fuel feeding hydraulic station for large-sized grinder, the pipeline between described one-way valve A and oil pump is provided with relief valve, and described relief valve connects fuel tank by pipeline.
The described emergent fuel feeding hydraulic station for large-sized grinder, the pipeline between described one-way valve A and oil pump is provided with pressure gauge.
The described emergent fuel feeding hydraulic station for large-sized grinder, the pipeline between described electromagnetic direction valve and the main bearing leading to grinding machine two ends is respectively equipped with series flow control valve.
The described emergent fuel feeding hydraulic station for large-sized grinder, the pipeline between described series flow control valve and the main bearing leading to grinding machine two ends is respectively equipped with one-way valve B.
The described emergent fuel feeding hydraulic station for large-sized grinder, described power source is motor.
Adopt technological scheme as above, the utility model has superiority as described below:
A kind of emergent fuel feeding hydraulic station for large-sized grinder described in the utility model; the utility model adopts the accumulator energy in support; can continue in the situations such as accidental power failure to the main bearing fuel feeding at grinding machine two ends; make main bearing be unlikely to the premature abrasion because losing oil even to damage; wet goods is supplied to grinding machine two ends main bearing during to ensure that power-off is shut down; effectively extend working life and the functional reliability of grinder main bearing; ensure that the reliable operation of grinding machine safety and stability to greatest extent; improve the running rate of grinding machine, economic benefit is significantly improved generally.
[accompanying drawing explanation]
Fig. 1 is principle schematic of the present utility model;
In the drawings: 1, oil pump; 2, motor; 3, relief valve; 4, one-way valve A; 5, pressure gauge; 6, pressure transducer; 7, accumulator; 8, electromagnetic direction valve; 9, series flow control valve; 10, one-way valve B; 11, fuel tank.
[embodiment]
Can explain the utility model in more detail by the following examples, the utility model is not limited to the following examples;
A kind of emergent fuel feeding hydraulic station for large-sized grinder by reference to the accompanying drawings described in 1, comprise oil pump 1, one-way valve A4, accumulator 7, electromagnetic direction valve 8 and fuel tank 11, described oil pump 1 connects power source, and described power source is motor 2; Wherein the input end of oil pump 1 connects fuel tank 11, and the output terminal of oil pump 1 connects one-way valve A4 by pipeline, the pipeline between described one-way valve A4 and oil pump 1 is respectively equipped with relief valve 3 and pressure gauge 5, and described relief valve 3 connects fuel tank 11 by pipeline; Described one-way valve A4 connects at least one accumulator 7 and electromagnetic direction valve 8 respectively by pipeline, pipeline between one-way valve A4 and accumulator 7, electromagnetic direction valve 8 is provided with valve, and the pipeline between described accumulator 7 and one-way valve A4 is provided with pressure transducer 6; Described electromagnetic direction valve 8 connects the main bearing at grinding machine two ends respectively by pipeline, in order to better implement the utility model, pipeline between described electromagnetic direction valve 8 and the main bearing leading to grinding machine two ends is respectively equipped with series flow control valve 9, the pipeline between two series flow control valves 9 and the main bearing leading to grinding machine two ends is respectively equipped with one-way valve B10 and forms the described emergent fuel feeding hydraulic station for large-sized grinder.
Working procedure of the present utility model is: before grinding machine starts, the electromagnet of electromagnetic direction valve 8 is in electriferous state, now opens oil pump 1 oil-filled in accumulator 7, when oil pressure reaches the setting pressure of pressure transducer 6 in accumulator 7, oil pump 1 stops, and now accumulator 7 is in packing state.When grinding machine is shut down suddenly due to power failure or other fault; electromagnetic direction valve 8 electromagnet dead electricity; lubricant oil in accumulator 7 is by electromagnetic direction valve 8, and series flow control valve 9 and one-way valve 10 provide the high pressure oil of certain hour respectively to the main bearing at grinding machine two ends, guarantee grinding machine dead halt.
The Technology design principle of the utility model in specific implementation process and concrete implementation step as follows:
1, safe and reliable, long service life
(1) core repairing element is optimized
Accumulator 7 is core parts of the present utility model, must ensure accumulator 7 store enough, with the lubricant oil of certain pressure, just can guarantee main shaft stop operating or rotating speed lower than the main bearing fuel feeding continued during a certain lower value to grinding machine two ends.By optimizing the accumulator 7 calculating configuration fair amount, consider the particularity of various operating mode simultaneously, uncertain increase certain inventory, adopt bag type accumulator 7 in actual design, it is little that it has volume, responds fast feature.
(2) principle, controlling functions are reliable
When grinding machine normally works, in the utility model, oil pump 1 does not work, and whole accumulator 7 is in packing state.In order to ensure once break down, the main bearing at grinding machine two ends can obtain repairing rapidly.The utility model is provided with a pressure transducer 6, fuel injection pressure signal can be transferred to middle control, monitors the pressure of accumulator 7 system at any time, controls to start or stop oil pump 1 according to the pressurize situation of accumulator 7.
(3) dynamical element, regulable control stabilization member
Internationally recognizable imported with original packaging product all selected by other elements of the utility model such as oil pump 1, electromagnetic direction valve 8, relief valve 3, series flow control valve 9 etc.Wherein:
Oil pump 1 adopts crescent gear pump, and noise is little, withstand voltage height, and whole pump-unit adopts damping, low noise pump stack design, in order to eliminate noise source main in this lubrication system of pump motor group, adopts effective glissando.
Electromagnetic direction valve 8 adopts plug-in type structure, and pressurize is effective, high pressure resistant, and through-current capability is large, be swift in response.And control valve group valve block adopts numerical control machine tool processing.
The adjustment of charge pressure and the utilization of series flow control valve 9 can optimize the comprehensive repairing effect of Accumulator arrangements in various operating mode.Improve the applicable ability of pump-unit.
Through product practice examining, oil compensation pressure of the present utility model, supply time all can meet the requirement of grinding machine actual conditions, substantially increase the safety reliability that grinder main bearing uses.
2, easy and simple to handle, be easy to safeguard
All major controls, detection, supervision and protective signal all can deliver to upper-position unit, and deliver to central control unit by remote interface, both can carry out manually and automatically controlling now, and also can realize centralized control at central control unit.In the utility model, all components and parts marks are clear, and part components and parts, also with lamplight pointing, operate very clear.All parts, element all have versatility, interchangeability, and it is convenient to change.
3, Accumulator arrangements
Accumulator 7 oil supplying device oil circuit, is provided with pressure gauge 5, the nitrogen pressure of measuring system oil pressure and accumulator 7, facilitates ready-made patrolling and examining to check and trouble shooting.
Accumulator 7 is arranged on accumulator base support, conveniently installs concentratedly, is provided with oil drip pan, prevents oil contamination environment.
4, pumping station system
Pumping station system is provided with a high pressure pumping apparatus, a set of control valve group, shares a base with accumulator apparatus.Pumping station system is used for accumulator apparatus fuel feeding or repairing.Control valve group can the safety pressure of initialization system, and control valve group controls to open solenoid directional control valve to main bearing fuel feeding under abnormal conditions appear in accumulator apparatus pressurize and system, and the size of fuel supply flow rate and supply time can be adjusted by series flow control valve.
Each accumulator in emergent fuel feeding hydraulic station can overhaul when not shutting down.Even if when whole device breaks down, do not affect the normal work of grinder main bearing lubrication system yet.
The beneficial effects of the utility model are as follows:
1, the utility model have employed modular design, according to the difference of grinding machine specification and the difference for the treatment of capacity load, can increase or reduce the quantity of accumulator flexibly, improve the applicability of this device.
2, pump-unit compact structure, does not need to configure independently fuel tank, not only directly can be embedded in newly-designed grinding machine lubrication system; And by simple pipeline transformation, can also be used in the original grinding machine lubrication system of user, existing product is upgraded.
3, working life and the functional reliability of grinder main bearing is extended.
4, ensure that the reliable operation of grinding machine safety and stability to greatest extent.
5, improve the running rate of grinding machine, economic benefit is significantly improved generally.
The non-detailed portion of the utility model is prior art.
The embodiment selected in this article in order to open goal of the invention of the present utility model, currently thinks to be suitable for, but it is to be understood that the utility model is intended to comprise all changes belonging to the embodiment in this design and invention scope and improvement.
Claims (4)
1. the emergent fuel feeding hydraulic station for large-sized grinder, comprise oil pump (1), one-way valve A(4), accumulator (7), electromagnetic direction valve (8) and fuel tank (11), it is characterized in that: described oil pump (1) connects power source, wherein the input end of oil pump (1) connects fuel tank (11), the output terminal of oil pump (1) connects one-way valve A(4 by pipeline), described one-way valve A(4) and oil pump (1) between pipeline be provided with pressure gauge (5), one-way valve A(4) connect accumulator (7) and electromagnetic direction valve (8) respectively by pipeline, described electromagnetic direction valve (8) connects the main bearing at grinding machine two ends respectively by pipeline, pipeline between electromagnetic direction valve (8) and the main bearing leading to grinding machine two ends is respectively equipped with series flow control valve (9), described series flow control valve (9) and lead to grinding machine two ends main bearing between pipeline on be respectively equipped with one-way valve B(10) formed described in the emergent fuel feeding hydraulic station for large-sized grinder.
2. the emergent fuel feeding hydraulic station for large-sized grinder according to claim 1, is characterized in that: described accumulator (7) and one-way valve A(4) between pipeline be provided with pressure transducer (6).
3. the emergent fuel feeding hydraulic station for large-sized grinder according to claim 1, is characterized in that: described one-way valve A(4) and oil pump (1) between pipeline be provided with relief valve (3), described relief valve (3) connects fuel tank (11) by pipeline.
4. the emergent fuel feeding hydraulic station for large-sized grinder according to claim 1, is characterized in that: described power source is motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555834.4U CN204254229U (en) | 2014-09-26 | 2014-09-26 | A kind of emergent fuel feeding hydraulic station for large-sized grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555834.4U CN204254229U (en) | 2014-09-26 | 2014-09-26 | A kind of emergent fuel feeding hydraulic station for large-sized grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204254229U true CN204254229U (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555834.4U Expired - Fee Related CN204254229U (en) | 2014-09-26 | 2014-09-26 | A kind of emergent fuel feeding hydraulic station for large-sized grinder |
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| Country | Link |
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| CN (1) | CN204254229U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333289A (en) * | 2015-08-07 | 2016-02-17 | 洛阳中重自动化工程有限责任公司 | Oil liquid centralized filling system for mill |
| CN105864621A (en) * | 2016-06-15 | 2016-08-17 | 武汉钢铁股份有限公司 | Oil supply device and method |
| CN107131419A (en) * | 2017-05-18 | 2017-09-05 | 北京航天发射技术研究所 | A kind of integrated pump valve gear for transfer gear lubricating system |
-
2014
- 2014-09-26 CN CN201420555834.4U patent/CN204254229U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333289A (en) * | 2015-08-07 | 2016-02-17 | 洛阳中重自动化工程有限责任公司 | Oil liquid centralized filling system for mill |
| CN105864621A (en) * | 2016-06-15 | 2016-08-17 | 武汉钢铁股份有限公司 | Oil supply device and method |
| CN107131419A (en) * | 2017-05-18 | 2017-09-05 | 北京航天发射技术研究所 | A kind of integrated pump valve gear for transfer gear lubricating system |
| CN107131419B (en) * | 2017-05-18 | 2020-01-24 | 北京航天发射技术研究所 | Integrated pump valve device for transfer case lubricating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |