CN203770262U - Low-temperature-resistant hydraulic pump station - Google Patents
Low-temperature-resistant hydraulic pump station Download PDFInfo
- Publication number
- CN203770262U CN203770262U CN201420149802.4U CN201420149802U CN203770262U CN 203770262 U CN203770262 U CN 203770262U CN 201420149802 U CN201420149802 U CN 201420149802U CN 203770262 U CN203770262 U CN 203770262U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve piece
- hydraulic pump
- fuel tank
- low temperature
- 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 low-temperature-resistant hydraulic pump station which comprises a hydraulic pump, a motor, an oil tank and a valve block. The hydraulic pump is arranged in the oil tank, and the motor is connected with the hydraulic pump by a coupling; the valve block is arranged on the oil tank, the bottom of the valve block is butted to the top of the oil tank, and the motor is mounted on the top of the valve block; an overflow valve bank and a flow valve bank are mounted on the valve block, mounting bodies are arranged inside the valve block, and the overflow valve bank and the flow valve bank are connected with the hydraulic pump by the mounting bodies. The low-temperature-resistant hydraulic pump station has the advantages of being small in size, simple in maintenance and resistant to low temperature.
Description
Technical field
The utility model relates to low temperature resistant hydraulic power unit, particularly relates to a kind of for the low temperature resistant hydraulic power unit in wind-powered electricity generation power generation system.
Background technique
Along with the propelling of national energy strategy, the expanding day of electricity needs, the environmental pollution that thermal power generation and hydroelectric power cause is also deepened day by day, and therefore, having there is the period of strategic opportunity in the wind-powered electricity generation energy of cleanliness without any pollution, is greatly developed.
Hydraulic brake and the hydraulic station supporting with it are the indispensable equipment of wind power generating set, hydraulics has more application in wind-powered electricity generation unit, as the unlatching of the braking of the driftage braking of wind-powered electricity generation unit and control, high speed shaft, rotor locking mechanism, cabin cover with become the driving of slurry spacing mechanism and control etc.
Due to wind power principal axis case limited space, therefore provide the volume of hydraulic station of power smaller, on the other hand, wind power plant is generally arranged on outdoor high-altitude, it is also harsher that low temperature requires, but existing low temperature resistant hydraulic power unit is all not fully up to expectations aspect two at this.
Summary of the invention
The purpose of this utility model is in order to overcome deficiency of the prior art, provides the low temperature resistant wind-powered electricity generation of a kind of compact type low temperature resistant hydraulic power unit, and its compact structure can be worked under psychro-environment.
For realizing above object, the utility model is achieved through the following technical solutions:
A low temperature resistant hydraulic power unit, comprises oil hydraulic pump, motor, fuel tank, and valve piece; Described oil hydraulic pump is placed in fuel tank, and described motor is connected with oil hydraulic pump by coupling; Described valve piece is arranged on fuel tank, and the bottom surface of valve piece and fuel tank end face butt, install described motor on the end face of valve piece; Relief valve group and Flow valve group are installed on described valve piece, and described valve piece inside is provided with fixing body, and described relief valve group is connected described oil hydraulic pump with Flow valve group by fixing body.
Preferably, described relief valve group comprises at least one relief valve, and described Flow valve group comprises at least one Flow valve, and the port of described relief valve and the port of described Flow valve are all installed on the side of described valve piece.
Preferably, pressure gauge and at least one accumulator are also installed on the end face of described valve piece; Described pressure gauge is connected with the oil outlet tube of described oil hydraulic pump, to measure the oil pressure of oil hydraulic pump output; Described accumulator is connected with described motor.
Preferably, the end face of described fuel tank is part and valve piece butt only, and at least one in liquid level liquid thermometer and hand pump is installed in other idle part of fuel tank end face; Described liquid level liquid thermometer is connected with fuel tank, to measure volume and the temperature of hydraulic oil in fuel tank; Described hand pump is connected with the oil outlet tube of oil hydraulic pump, to replace oil hydraulic pump that power is provided when the power-off.
Preferably, in described valve piece, be also provided with at least one one-way valve, the end of one-way valve is installed on the side of valve piece.
Preferably, in described valve piece, be also provided with at least one selector valve, the end of selector valve is installed on the side of valve piece.
Preferably, in described valve piece, be also provided with filter-press, the end of filter is arranged on the side of valve piece.
Preferably, described relief valve and Flow valve are that form with screw-in cartridge valve is installed on described valve piece.
Effective effect of the present utility model is:
(1) by fixing body being set at top of oil-tank, motor is arranged on to fixing body top, and utilize valve piece that other most of parts are all arranged in fixing body, make hydraulic station project organization very compact, succinct, aesthetic in appearance, and housekeeping operation is simple, can in subzero 20 ° of environment, normally work;
(2), by configuration hand pump, make, in the situation of the unexpected power down of system, still can normally work by manually-operable;
(3) by configuration auxiliary power source accumulator, make system in the situation that there is no electric motor starting, still can perform an action for several times.
(4) adopt the form of screw-in cartridge valve by valve piece and relief valve, Flow valve, and the connection such as selector valve, can reduce connecting pipeline, so reduce leak may, the raising stability of a system.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Major label description in figure:
1, fuel tank; 2, valve piece; 3, liquid level liquid thermometer; 4, pressure gauge 5, oil hydraulic pump; 6, motor; 7, coupling; 8, hand pump; 9, selector valve; 10, filter; 11, relief valve; 12, relief valve; 13, relief valve; 14, accumulator; 15, Flow valve; 16, Flow valve; 17, selector valve; 18, Flow valve; 19, selector valve; 20, one-way valve.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
Refer to Fig. 1.A low temperature resistant hydraulic power unit, mainly comprises oil hydraulic pump 5, fuel tank 1, motor 6, and valve piece 2.Described oil hydraulic pump 5 is placed in fuel tank 1, and described motor 6 is connected with oil hydraulic pump 5 by coupling 7.Described valve piece 2 is arranged on fuel tank 1, and the bottom surface of valve piece 2 and fuel tank 1 end face butt, install described motor 6 on the end face of valve piece 2.Relief valve group and Flow valve group are installed on described valve piece 2, and described valve piece 2 inside are provided with fixing body, and described relief valve group is connected described oil hydraulic pump 5 with Flow valve group by fixing body.
This spline structure is very compact, succinct, aesthetic in appearance, and housekeeping operation is simple, can in subzero 20 ° of environment, normally work.Valve piece 2 can adopt anodic oxidation aluminum oxidation, can strengthen like this corrosion resistance of valve piece 2.
Described oil hydraulic pump 5 can be metering pump.Described relief valve group can comprise a plurality of relief valves, as shown in Figure 1, relief valve 11,12,13 can be set.Described Flow valve group also can comprise a plurality of Flow valves, Flow valve 15,16,18 as shown in Figure 1.The end of described relief valve 11,12,13, and the end of described Flow valve 15,16,18, be all installed on the side of described valve piece 2.
An accumulator 14 and a pressure gauge 4 can also be installed on described valve piece 2 end faces simultaneously.Described pressure gauge 4 is connected with the oil outlet tube of described oil hydraulic pump 5, to measure the oil pressure of oil hydraulic pump 5 outputs.Described accumulator 14 is connected with described motor 6, as auxiliary power source, can make system in the situation that not having motor 6 to start, and still can perform an action for several times.On the end face of described valve piece 2, an accumulator 15 can also be installed again.
Described valve piece 2 can have aforesaid end face, bottom surface for rectangular-shaped, and side.Now, the end of described relief valve 11,12,13 can be installed on respectively on a side of cuboid.The end of described Flow valve 15,16,18 can be arranged on respectively on two sides of cuboid, has the end of two Flow valves on one of them side.As shown in the figure, on a side of cuboid, there is the end of Flow valve 16,18 simultaneously, and the end of relief valve 11 is also installed on this side simultaneously.
Described valve piece 2 is interior can also arrange at least one one-way valve again.As shown in Figure 1, the end of two one-way valves 20 is installed on a side of valve piece 2, and can make to be only provided with on this side the end of one-way valve 20.Described valve piece 2 is interior can also arrange at least one selector valve again, for example, a plurality of selector valves 9,17,19 as shown in Figure 1 can be set, and, can make the end of a plurality of selector valves 9,17,19 all be installed on the same side of valve piece 2.Described valve piece 2 is interior can also be provided with filter-press 10, and the end of filter 10 is installed on the side of valve piece 2, and can be installed on the same side of valve piece 2 with the end of a plurality of selector valves 9,17,19.
Described relief valve 11,12,13 and Flow valve 15,16,18, and selector valve 17,49, one-way valve 20 etc., can be all that the form with screw-in cartridge valve is installed on described valve piece 2.Valve piece 2 can adopt anodised aluminium, to strengthen the corrosion resistance of valve piece 2.The end face of described fuel tank 1 can be only some and valve piece 2 butts, at least one in liquid level liquid thermometer 3 and hand pump 8 can be installed in idle part in addition.Described liquid level liquid thermometer 3 is connected with fuel tank 1, to measure volume and the temperature of hydraulic oil in fuel tank 1; Described hand pump 8 is connected with the oil outlet tube of oil hydraulic pump 5, to replace oil hydraulic pump 5 that power is provided when the power-off.
Except above-mentioned liquid level liquid thermometer 3, the low temperature resistant hydraulic power unit of the utility model can also arrange automatic monitor of pressure device, the oil pressure in automatic monitoring system, and can make it surpass setting value alarm, self-actuating brake when abnormal.
The in the situation that of the most of dependence of current loop wheel machine peculiar to vessel import, the present utility model people is after research prior art--comprises German Hansom Fu Laikesi in the Hydraulic Field historical experience of 50 years and technological accumulation--, the defect existing in lower temperature resistance for low temperature resistant hydraulic power unit, independent development innovation, above-mentioned structural design and technological scheme have been proposed, it has further improved technical performance index and the working life of low temperature resistant hydraulic power unit, as strong in lower temperature resistance, stability is strong, small volume etc.The low temperature resistant hydraulic power unit of the utility model can carry out telecontrol and two kinds of patterns of on-the-spot control simultaneously, can self-actuating brake when abnormal.The utility model is particularly suitable for wind-power electricity generation narrow space, the job requirement of maintenance difficult and psychro-environment, and volume is little, easy to maintenance, resistance to high and cold.
Embodiment in the utility model, only for the utility model is described, does not form the restriction to claim scope, and other substituting of being equal in fact that those skilled in that art can expect, all in protection domain of the present utility model.
Claims (8)
1. a low temperature resistant hydraulic power unit, is characterized in that: comprise oil hydraulic pump, motor, fuel tank, and valve piece; Described oil hydraulic pump is placed in fuel tank, and described motor is connected with oil hydraulic pump by coupling; Described valve piece is arranged on fuel tank, and the bottom surface of valve piece and fuel tank end face butt, install described motor on the end face of valve piece; Relief valve group and Flow valve group are installed on described valve piece, and described valve piece inside is provided with fixing body, and described relief valve group is connected described oil hydraulic pump with Flow valve group by fixing body.
2. low temperature resistant hydraulic power unit according to claim 1, it is characterized in that: described relief valve group comprises at least one relief valve, described Flow valve group comprises at least one Flow valve, and the port of described relief valve and the port of described Flow valve are all installed on the side of described valve piece.
3. low temperature resistant hydraulic power unit according to claim 1 and 2, is characterized in that: pressure gauge and at least one accumulator are also installed on the end face of described valve piece; Described pressure gauge is connected with the oil outlet tube of described oil hydraulic pump, to measure the oil pressure of oil hydraulic pump output; Described accumulator is connected with described motor.
4. low temperature resistant hydraulic power unit according to claim 1, is characterized in that, the end face of described fuel tank is part and valve piece butt only, and at least one in liquid level liquid thermometer and hand pump is installed in other idle part of fuel tank end face; Described liquid level liquid thermometer is connected with fuel tank, to measure volume and the temperature of hydraulic oil in fuel tank; Described hand pump is connected with the oil outlet tube of oil hydraulic pump, to replace oil hydraulic pump that power is provided when the power-off.
5. low temperature resistant hydraulic power unit according to claim 1, is characterized in that: in described valve piece, be also provided with at least one one-way valve, the end of one-way valve is installed on the side of valve piece.
6. low temperature resistant hydraulic power unit according to claim 1, is characterized in that: in described valve piece, be also provided with at least one selector valve, the end of selector valve is installed on the side of valve piece.
7. low temperature resistant hydraulic power unit according to claim 1, is characterized in that: in described valve piece, be also provided with filter-press, the end of filter is arranged on the side of valve piece.
8. low temperature resistant hydraulic power unit according to claim 1, is characterized in that, described relief valve and Flow valve are that the form with screw-in cartridge valve is installed on described valve piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149802.4U CN203770262U (en) | 2014-03-30 | 2014-03-30 | Low-temperature-resistant hydraulic pump station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420149802.4U CN203770262U (en) | 2014-03-30 | 2014-03-30 | Low-temperature-resistant hydraulic pump station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203770262U true CN203770262U (en) | 2014-08-13 |
Family
ID=51287458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420149802.4U Expired - Fee Related CN203770262U (en) | 2014-03-30 | 2014-03-30 | Low-temperature-resistant hydraulic pump station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203770262U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156376A (en) * | 2015-08-20 | 2015-12-16 | 深圳市达丰科技有限公司 | Closed hydraulic servo loading system, hydraulic device and loading device |
| CN109677501A (en) * | 2018-12-26 | 2019-04-26 | 江苏集萃智能制造技术研究所有限公司 | A kind of hydraulic biped robot independent of external power source |
| CN109854573A (en) * | 2019-01-28 | 2019-06-07 | 中国石油集团西部钻探工程有限公司井下作业公司 | A kind of remote control hydraulic power unit |
| CN110081226A (en) * | 2019-03-14 | 2019-08-02 | 哈尔滨工程大学 | A kind of subsea control modules integrated hydraulic basal disc |
-
2014
- 2014-03-30 CN CN201420149802.4U patent/CN203770262U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156376A (en) * | 2015-08-20 | 2015-12-16 | 深圳市达丰科技有限公司 | Closed hydraulic servo loading system, hydraulic device and loading device |
| CN105156376B (en) * | 2015-08-20 | 2017-12-19 | 深圳市达丰科技有限公司 | Closed Hydraulic servo loading system, hydraulic means and loading equipemtn |
| CN109677501A (en) * | 2018-12-26 | 2019-04-26 | 江苏集萃智能制造技术研究所有限公司 | A kind of hydraulic biped robot independent of external power source |
| CN109677501B (en) * | 2018-12-26 | 2024-01-26 | 江苏集萃智能制造技术研究所有限公司 | Hydraulic bipedal robot independent of external power source |
| CN109854573A (en) * | 2019-01-28 | 2019-06-07 | 中国石油集团西部钻探工程有限公司井下作业公司 | A kind of remote control hydraulic power unit |
| CN110081226A (en) * | 2019-03-14 | 2019-08-02 | 哈尔滨工程大学 | A kind of subsea control modules integrated hydraulic basal disc |
| CN110081226B (en) * | 2019-03-14 | 2020-02-14 | 哈尔滨工程大学 | Integrated hydraulic pressure base plate of control module under water |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201546897U (en) | Hydraulic brake control system for wind driven generator group | |
| CN203770262U (en) | Low-temperature-resistant hydraulic pump station | |
| CN204628114U (en) | A kind of for supplying the hydraulic pressure pump truck of oil return to aircraft | |
| CN204436690U (en) | A kind of blade feathering | |
| JP2008172988A (en) | Hybrid power generating device system | |
| CN202290666U (en) | Intelligent efficient energy-saving environment-protection type pipeline on-line oil-flushing device | |
| CN207161270U (en) | A kind of blower fan oil leakage monitoring device | |
| CN202175169U (en) | Closed type hydraulic system of anchor capstan | |
| CN204140961U (en) | Water power plant compound seal electric hand moves water intake ball valve | |
| CN202645846U (en) | Energy-saving type braking hydraulic system for wind generating set | |
| CN201884294U (en) | Combined type mobile pump station | |
| CN104929994B (en) | Gas-liquid conversion energy-conserving work station | |
| CN205315203U (en) | Hydraulic turbine speed adjusting device | |
| CN104595287A (en) | Energy-reclaiming constant deceleration hydraulic station | |
| CN202326001U (en) | Integrated hydraulic turbine control system | |
| CN203603988U (en) | Lubricating oil double-tank system arranged in high-low mode | |
| CN203257942U (en) | Protection device of electromagnetic power-off brake for ship | |
| CN201650591U (en) | Integrated pressure oil source device for hydraulic control equipment of vertical axis wind-driven generator | |
| CN205639521U (en) | Hydraulic coupling oil mass monitored control system | |
| CN205154776U (en) | Jettison gear suitable for hydraulic pressure automatic speed adjustment ware | |
| CN204692216U (en) | Gas-liquid conversion energy-conserving work station | |
| CN204300041U (en) | A kind of compact pumping plant | |
| CN220487971U (en) | Hydraulic device for controlling yaw rotor brake for wind power | |
| CN204299628U (en) | The desk-top steam turbine structure of a kind of modularization | |
| CN204267694U (en) | A kind of high powered water pump gear-box |
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: 20140813 Termination date: 20200330 |