CN202612229U - Hydraulic ultra-high boosting system - Google Patents
Hydraulic ultra-high boosting system Download PDFInfo
- Publication number
- CN202612229U CN202612229U CN 201220223584 CN201220223584U CN202612229U CN 202612229 U CN202612229 U CN 202612229U CN 201220223584 CN201220223584 CN 201220223584 CN 201220223584 U CN201220223584 U CN 201220223584U CN 202612229 U CN202612229 U CN 202612229U
- Authority
- CN
- China
- Prior art keywords
- fluid
- boosting
- cooler
- valve
- low voltage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Fluid-Pressure Circuits (AREA)
Abstract
The utility model discloses a hydraulic ultra-high boosting system which is low in cost, short in supply period, safe, reliable and convenient to realize automatic control. The hydraulic ultra-high boosting system comprises a low pressure unit and a boosting unit, wherein the low pressure unit comprises an oil tank, a coarse filter, a motor, a pump, a high-pressure fine filter, a magnetic exchange valve and a cooler. Fluid in the oil tank sequentially flows through the coarse filter and the fine filter under the functions of the motor and the pump, and is then output to the boosting unit via the magnetic exchange valve after being filtered. The boosting unit comprises a hydraulic control one-way valve and a boosting cylinder, the fluid is output to an executing mechanism directly via the hydraulic control one-way valve if pressure of the fluid output by the low pressure unit is lower than that of the boosting point of the boosting cylinder; the fluid is directly output to the executing mechanism via the boosting cylinder if the pressure of the low pressure unit reaches that of the boosting point of the boosting cylinder; and the magnetic exchange valve is reversely turned on and the fluid flows back and returns to the oil tank via the magnetic exchange valve and the cooler if the executing mechanism runs in opposite direction.
Description
Technical field
The utility model relates to the hydraulics field, specifically is a kind of hydraulic pressure extra high pressure charging system.
Background technique
The advantage of hydraulics is that power-weight ratio is high, and realizes automation control easily, so hydraulics has good application prospects.At present, the hydraulic pressure superhigh pressure technique has obtained very great development at home and abroad, and is widely used in laboratory, static pressure and pulse test, stone crusher, Underwater Engineering, high-lift operation, quick die change device, digging machine equal pressure machinery; A lot of small instruments and tools are also arranged; Like torque wrench, orcible entry device, jack, bolt drawbench, riveting machine, rail coalignment, rock splitter, press; Mechanism's calibration, interference fit dismounting or the like, what be worth special instruction is that a lot of rescue and relief work instruments also need be used the hydraulic pressure superhigh pressure technique, can be used for cutting railway carriage like Wenzhou motor-car accident; Utilization hydraulic pressure superhigh pressure technique not only can improve the efficient of rescue and relief work, and can improve the Security of rescue and relief work.
Superpressure pump commonly in the hydraulic pressure superhigh pressure technique; But there are a lot of defectives in superpressure pump, and is little like flow, the traffic demand of unappeasable use equipment when load is low; And when operating mode must reactive loss; Can produce big flow overflow phenomena, waste energy, the most important thing is it and can not realize automation control.At present, hydraulic element majority both domestic and external is below 32Mpa, and the hydraulic element that are higher than 45Mpa and easily are automated control still are in space state at home and abroad.Certainly; The domestic hydraulic pressure ultra-high pressure apparatus that also occurred on the market; And begin to a lot of industry radiation; But hydraulic pressure ultra-high pressure apparatus cost is high, grow (import is longer) delivery date, potential safety hazard is many, control is simple, practical pressure basically all is limited in below the 70Mpa, makes our rescue and relief work, each field special occasions all fall behind developed country, and application also is restricted.
The model utility content
The purpose of the utility model is to provide a kind of hydraulic pressure extra high pressure charging system, and mature technologies such as its utilization low pressure pump, valve, pipeline are realized hydraulic pressure ultrahigh pressure, and its cost of production is low, lead time short, safe.
The technological scheme of the utility model is following: a kind of hydraulic pressure extra high pressure charging system; Comprise low voltage unit, compress cell; Wherein, Low voltage unit comprises fuel tank, coarse-grain filtering device, motor, pump, fine filter, solenoid directional control valve, relief valve, one-way valve, cooler, and the fluid of fuel tank internal through pipeline successively flow through coarse-grain filtering device and fine filter, outputs to compress cell through solenoid directional control valve after filtering under the effect of motor and pump; Compress cell comprises Pilot operated check valve and pressurized cylinder, if the pressure of low voltage unit output fluid is lower than the supercharging point of pressurized cylinder, fluid directly outputs to actuator through Pilot operated check valve; If the pressure of low voltage unit output fluid reaches the supercharging point of pressurized cylinder, fluid outputs to actuator after through the pressurized cylinder supercharging; If actuator's counteragent, fluid flows back to fuel tank through solenoid directional control valve and cooler.
The motor energising drives pump and starts working; Produce negative pressure behind the pump work with the fluid sucking-off in the fuel tank; Fluid filters through coarse-grain filtering device and fine filter, if any one the electromagnet energising in two electromagnet of solenoid directional control valve, the electromagnetic switch opening of valves; Fluid after filtering outputs to compress cell through the outlet of solenoid directional control valve; If the pressure of solenoid directional control valve output fluid is lower than the supercharging point (the supercharging point of pressurized cylinder is by the difference in areas decision in pressurized machine pressurized cross section) of pressurized cylinder, fluid directly flows to actuator through Pilot operated check valve, makes actuator when low pressure, can obtain enough flows fast; The required pressure of actuator increases; The pressure of low voltage unit output fluid increases thereupon; When the pressure of low voltage unit output fluid reached the supercharging point of pressurized cylinder, fluid outputed to actuator after through the pressurized cylinder supercharging, makes actuator obtain to begin to move behind the ultrahigh pressure; If the solenoid directional control valve switching-over, the Pilot operated check valve reverse opening, fluid flows to cooler through Pilot operated check valve, solenoid directional control valve, and the cooler convection cell cools off, and fluid flows back to fuel tank then.
The remarkable result of the utility model is: (1) adopts ripe hydraulic element to realize hydraulic pressure ultrahigh pressure, and lead time is short, and reliability and working life significantly improve; (2) when low pressure, fluid directly flows to actuator through Pilot operated check valve, makes actuator obtain enough flows fast, improves work efficiency; (3) output parameter can be controlled in low voltage unit; Like boost pressure sensor in the outlet port of low voltage unit; Pressure to low voltage unit output fluid is controlled, and has reduced at ultrahigh pressure output parameter is controlled the potential safety hazard of bringing, and realizes automation control more easily; (4) based on above-mentioned principle, use a large amount of mature technologies and application experience, can derive many similar devices, satisfy the application need of special occasions.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is wherein a kind of embodiment's a hydraulic schematic diagram of the utility model.
Embodiment
To combine the accompanying drawing among the utility model embodiment below, the technological scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1; A kind of hydraulic pressure extra high pressure charging system; Comprise low voltage unit 10 and compress cell 20; Wherein, low voltage unit 10 comprises fuel tank 11, coarse-grain filtering device 13, motor 14, pump 15, fine filter 16, solenoid directional control valve 17, cooler 19, and compress cell 20 comprises pressurized cylinder 21, first one-way valve 22, Pilot operated check valve 23, second one-way valve 24.
Pump 15 energisings drive pump 14 work; Pump 14 work produce negative pressure with the fluid sucking-off in the fuel tank 11; Fluid successively filters through coarse-grain filtering device 13 and fine filter 16; Fluid after the filtration flow to the import P of solenoid directional control valve 17, if one of them the electromagnet energising in 17 two electromagnet of solenoid directional control valve, solenoid directional control valve 17 is opened; Fluid after filtering outputs to compress cell 20 through the outlet A of solenoid directional control valve 17; If solenoid directional control valve 17 outlet A exports at places the supercharging point that the pressure of fluids is lower than pressurized cylinder 21, fluid directly flows to actuator 30 through first one-way valve 22, Pilot operated check valve 23, second one-way valve 24, makes actuator 30 obtain enough flows fast.
Along with actuator's 30 required pressure increase gradually, first one-way valve 22, Pilot operated check valve 23, second one-way valve 24 are closed under the effect of backpressure, and low voltage unit 10 output fluid pressures increase.When the pressure of solenoid directional control valve 17 outlet A places output fluids reached the supercharging point of pressurized cylinder 21, fluid outputed to actuator 30 through second one-way valve 24 after through pressurized cylinder 21 superchargings, began to move after making actuator's 30 acquisition ultrahigh pressure.
If solenoid directional control valve 17 switching-overs, the fluid that then has energy outputs to actuator 30 through outlet B, and the pressure and the flow that make actuator 30 obtain fluid begin counteragent; When actuator's 30 counteragents; The Pilot operated check valve 23 of compress cell 20 reverse opening under the control of hydrodynamic pressure; Make the fluid of actuator 30 be back to solenoid directional control valve 17 through Pilot operated check valve 23; The T that answers back through solenoid directional control valve 17 flows to cooler 19 again, and 19 pairs of reflux fluids of cooler cool off (being convenient to reduce the temperature that fluid rises with running hours in the open air), and cooled fluid flows back to fuel tank 11.
Wherein, the fluid in the fuel tank 11 is water, oil, gas, chemical solution etc., and pump 15 can adopt plunger pump, gear pump, vane pump etc.; In the present embodiment, the fluid in the fuel tank 11 is a fluid, and pump 15 adopts plunger pump; Coarse-grain filtering device 13 adopts filter screen, and fine filter 16 adopts high pressure filter.
Further, low voltage unit 10 comprises relief valve 18, and the import of relief valve 18 connects the outlet A or the B of solenoid directional control valve 17, and answering back of relief valve 18 connects cooler 19.In the present embodiment; Low voltage unit 10 comprises two relief valves 18; The outlet A and the B that connect solenoid directional control valve 17 respectively; Be used for the fluid maximum pressure that gets into compress cell 20 is limited, if the fluid output pressure of electromagnetic switch valve outlet port A or B is higher than predetermined value, then segment fluid flow flows back to fuel tank 11 through relief valve 18 and cooler 19.
Because relief valve 18 need often be adjusted, customer requirements is easy to adjust, does not want leakage of oil during adjustment, so relief valve 18 adopts overlapping double end relief valve.
What be worth explanation is that the output parameter of the utility model can adopt PLC to carry out automation control in low voltage unit 10.As on the flowline of low voltage unit 10, increasing the pressure measurement exhaust joint; The pressure measurement exhaust joint connects manometer; Be used for the hydrodynamic pressure at solenoid directional control valve 17 outlet A or B place is measured; And with measurement feedback to the PLC controller, the PLC controller sends control signal relief valve 18 is opened then, segment fluid flow flows back to fuel tank 11 through relief valve 18 and cooler 19; Be implemented in 10 pairs of output parameters of low voltage unit and control automatically, reduced compress cell and output parameter has been controlled the potential safety hazard of bringing.Certainly, the PLC controller also can be realized control automatically to solenoid directional control valve, motor.
In the present embodiment, cooler 19 adopts air cooler.Because air cooler as cooling source, is compared the water-cooled cooler with air, environmental protection more, and avoided stringing, and having practiced thrift cost, most importantly can use in the inconvenient place of a lot of waters.
In order to monitor to fluid liquid level and temperature in the fuel tank 11; Realization automation control; On fuel tank 11, be provided with oil level oil thermometer 12; Oil level oil thermometer 12 is sent to controller with the level value and the temperature value of fuel tank 11 inner fluid, and when level value is lower than the setting value of controller or the setting value that temperature value is higher than controller, controller sends control signal makes alarm send alarm signal.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (5)
1. hydraulic pressure extra high pressure charging system; It is characterized in that: comprise low voltage unit, compress cell; Wherein, Low voltage unit comprises fuel tank, coarse-grain filtering device, motor, pump, fine filter, solenoid directional control valve, cooler, and the fluid of fuel tank internal through pipeline successively flow through coarse-grain filtering device and fine filter, directly outputs to compress cell through solenoid directional control valve after filtering under the effect of motor and pump; Compress cell comprises Pilot operated check valve and pressurized cylinder, if the pressure of low voltage unit output fluid is lower than the supercharging point of pressurized cylinder, fluid directly outputs to actuator through Pilot operated check valve; If the pressure of low voltage unit output fluid reaches the supercharging point of pressurized cylinder, fluid outputs to actuator after through the pressurized cylinder supercharging; If actuator's counteragent, fluid flows back to fuel tank through solenoid directional control valve and cooler.
2. hydraulic pressure extra high pressure charging according to claim 1 system, it is characterized in that: said low voltage unit comprises relief valve, and the relief valve import connects the electromagnetic switch valve outlet port, and answering back of relief valve connects cooler.
3. hydraulic pressure extra high pressure charging according to claim 2 system, it is characterized in that: said relief valve is an overlapping double end relief valve.
4. hydraulic pressure extra high pressure charging according to claim 1 and 2 system, it is characterized in that: said cooler is an air cooler.
5. hydraulic pressure extra high pressure charging according to claim 1 system, it is characterized in that: said fuel tank is provided with the oil level oil thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220223584 CN202612229U (en) | 2012-05-17 | 2012-05-17 | Hydraulic ultra-high boosting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220223584 CN202612229U (en) | 2012-05-17 | 2012-05-17 | Hydraulic ultra-high boosting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202612229U true CN202612229U (en) | 2012-12-19 |
Family
ID=47345932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220223584 Expired - Fee Related CN202612229U (en) | 2012-05-17 | 2012-05-17 | Hydraulic ultra-high boosting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202612229U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747542A (en) * | 2015-03-21 | 2015-07-01 | 中国航天科工集团第六研究院四十一所 | Launch canister demolding power device |
| CN104847741A (en) * | 2015-04-10 | 2015-08-19 | 北京京金吾高科技有限公司 | Portable on-site rescue rapidly-assembled hydraulic system |
| CN107053021A (en) * | 2017-05-20 | 2017-08-18 | 奥拓福水刀有限公司 | Fire-fighting Special vehicle-mounted super-pressure pump group is cut in a kind of cold cut |
| CN110905887A (en) * | 2019-10-30 | 2020-03-24 | 润琛液压机械南通有限公司 | High-voltage and ultrahigh-voltage combined test board |
| CN110961566A (en) * | 2019-12-20 | 2020-04-07 | 山东中车同力达智能机械有限公司 | Digital riveting workstation suitable for operation of crossing rail |
| CN112859947A (en) * | 2021-01-15 | 2021-05-28 | 四川大学 | Confining pressure control system and control method thereof |
-
2012
- 2012-05-17 CN CN 201220223584 patent/CN202612229U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747542A (en) * | 2015-03-21 | 2015-07-01 | 中国航天科工集团第六研究院四十一所 | Launch canister demolding power device |
| CN104747542B (en) * | 2015-03-21 | 2017-03-01 | 中国航天科工集团第六研究院四十一所 | A kind of launching tube demoulding power set |
| CN104847741A (en) * | 2015-04-10 | 2015-08-19 | 北京京金吾高科技有限公司 | Portable on-site rescue rapidly-assembled hydraulic system |
| CN107053021A (en) * | 2017-05-20 | 2017-08-18 | 奥拓福水刀有限公司 | Fire-fighting Special vehicle-mounted super-pressure pump group is cut in a kind of cold cut |
| CN110905887A (en) * | 2019-10-30 | 2020-03-24 | 润琛液压机械南通有限公司 | High-voltage and ultrahigh-voltage combined test board |
| CN110961566A (en) * | 2019-12-20 | 2020-04-07 | 山东中车同力达智能机械有限公司 | Digital riveting workstation suitable for operation of crossing rail |
| CN112859947A (en) * | 2021-01-15 | 2021-05-28 | 四川大学 | Confining pressure control system and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202612229U (en) | Hydraulic ultra-high boosting system | |
| CN206035914U (en) | Four jar synchronous hydraulic system of automobile elevator | |
| CN209100375U (en) | A kind of hydraulic system of high-altitude operation vehicle cantilever crane | |
| CN201554009U (en) | Piston-type double hanging point hydraulic headstock gear | |
| CN203994836U (en) | For the hydraulic control system of cuber | |
| CN103352900A (en) | Heavy-duty mining dump vehicle hydraulic oil cylinder/hydraulic valve test table | |
| CN105351293A (en) | Energy recovery system for passive volume synchronous system | |
| CN103925260B (en) | A kind of safety valve test system | |
| CN201524796U (en) | Tundish nozzle quick-replacement hydraulic control system of continuous casting machine | |
| CN202108032U (en) | Emergency operating device and gate system of winch hoist | |
| CN107489666A (en) | ROV small-sized hydraulic testboards | |
| CN104314924A (en) | Hydraulic cylinder testing bed system | |
| CN201756385U (en) | Power pump station used for hydraulic elevator/hydraulic lift | |
| CN204754960U (en) | Crawler -type entry driving machine advance support hydraulic means | |
| CN204099314U (en) | The automatic thickness hydraulic control system of high low pressure independence split | |
| CN203743135U (en) | Energy-saving hydraulic circuit of press machine | |
| CN205101298U (en) | Water base solution preventer controlling means | |
| CN102777449B (en) | Mobile hydraulic station | |
| CN101235831B (en) | Electrohydraulic servomechanism | |
| CN201543798U (en) | Continuous casting machine tundish nozzle hydraulic control system | |
| CN203653138U (en) | Hydraulic mechanism for endless rope winch | |
| CN203809418U (en) | Hydraulic oil cylinder testing system | |
| CN204435341U (en) | A kind of energy-saving safeguard device for lifting of ocean platform | |
| CN203879818U (en) | Oil tank assembly for hydraulic system | |
| CN209671294U (en) | Mining foundation-free hydraulic support system, function switch module and hydraulic pressure support module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Chongqing Tongtang Mechanical and Electrical Equipment Co., Ltd. Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20150517 |
|
| EXPY | Termination of patent right or utility model |