CN204003690U - Servo Testing is tried out low noise constant voltage module - Google Patents
Servo Testing is tried out low noise constant voltage module Download PDFInfo
- Publication number
- CN204003690U CN204003690U CN201420469977.3U CN201420469977U CN204003690U CN 204003690 U CN204003690 U CN 204003690U CN 201420469977 U CN201420469977 U CN 201420469977U CN 204003690 U CN204003690 U CN 204003690U
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- Prior art keywords
- high pressure
- valve
- fuel tank
- variable displacement
- displacement pump
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- Expired - Lifetime
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- 238000012360 testing method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000006073 displacement reaction Methods 0.000 claims abstract description 36
- 239000002828 fuel tank Substances 0.000 claims abstract description 35
- 230000008676 import Effects 0.000 claims abstract description 10
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- 230000008595 infiltration Effects 0.000 claims description 3
- 238000001764 infiltration Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000011109 contamination Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model discloses Servo Testing low noise constant voltage module on probation, comprise fuel tank, motoring high pressure variable displacement pump control section and electric control cubicle, motoring high pressure variable displacement pump control section comprises high pressure variable displacement pump, motor, filter, one-way valve, remote pressure regulating valve, outlet one-way valve, electromagnetic relief valve, pressure transducer and water cooler; Recycle pump group is installed on fuel tank, described recycle pump group is connected with water cooler, described water cooler is connected with return filter import, and described water cooler water intake is connected with electromagnetic water valve, and the feedback signal of described pressure transducer enters electric control cubicle through amplifying rear driving high pressure variable pump work.The flow output of Servo Testing low noise constant voltage module on probation can regulate compensation, delivery pressure constant automatically, and electromagnetic water valve conversion is noiseless, and it is adjustable that contamination resistance, many pumps move the frequency, and fuel tank volume is little, and noise is low, and reliability is high.
Description
Technical field
The utility model relates to a kind of low noise constant voltage power plant module, relates in particular to a kind of Servo Testing low noise constant voltage module on probation.
Background technique
Low noise constant voltage power plant module for current servo test, volume is large, and noise is high, exists functional reliability low, and oil temperature is controlled unstable interference, and poor, the many pump of contamination resistance switches cannot count adjusting, and the shortcoming such as production maintenance cost height.Therefore, need to provide a kind of new technological scheme to solve the problems referred to above.
Model utility content
For addressing the above problem, the utility model provides a kind of flow output can automatically regulate compensation, the constant Servo Testing low noise constant voltage module on probation of delivery pressure.
The technical solution adopted in the utility model is:
Servo Testing is tried out low noise constant voltage module, comprises fuel tank, motoring high pressure variable displacement pump control section and electric control cubicle,
Described motoring high pressure variable displacement pump control section comprises high pressure variable displacement pump, motor, filter, one-way valve, remote pressure regulating valve, outlet one-way valve, electromagnetic relief valve, pressure transducer and water cooler;
Described filter comprises high pressure filter and return filter, described high pressure variable displacement pump and motor are fixed on fuel tank, under the liquid level of described high pressure variable displacement pump infiltration fuel tank, be fixedly connected with motor, described high pressure variable displacement pump remote control hydraulic fluid port is connected with remote pressure regulating valve by one-way valve, described high pressure variable pumps hydraulic fluid port and is connected with high pressure filter by outlet one-way valve, described high pressure variable pump discharge is connected with electromagnetic relief valve import, described electromagnetic relief valve outlet is connected with fuel tank, and described high pressure filter import is connected with pressure transducer, pressure release electromagnetic valve;
Recycle pump group is installed on described fuel tank, described recycle pump group is connected with water cooler, described water cooler is connected with return filter import, described water cooler water intake is connected with electromagnetic water valve, and the feedback signal of described pressure transducer enters electric control cubicle through amplifying rear driving high pressure variable pump work.
Level meter, air-strainer, temperature transducer and fluid level controller are also installed on described fuel tank.
Described fuel tank bottom is provided with heavy fuel tank shock absorption bar, and the base of the control valve group that described outlet one-way valve, electromagnetic relief valve, pressure release electromagnetic valve form is provided with control valve group shock absorption bar.
The beneficial effects of the utility model: the flow output of Servo Testing low noise constant voltage module on probation can regulate compensation, delivery pressure constant automatically, electromagnetic water valve conversion is noiseless, and contamination resistance, many pumps action frequency are adjustable, and fuel tank volume is little, noise is low, and reliability is high.
Accompanying drawing explanation
Fig. 1 is hydraulic schematic diagram of the present utility model.
Wherein: 1, high pressure variable displacement pump, 2, motor, 3, one-way valve, 4, remote pressure regulating valve, 5, outlet one-way valve, 6, electromagnetic relief valve, 7, pressure transducer, 8, high pressure filter, 9, pressure release electromagnetic valve, 10, fuel tank, 11, level meter, 12, air-strainer, 13, temperature transducer, 14, fluid level controller, 15, recycle pump group, 16, water cooler, 17, electromagnetic water valve, 18, return filter, 19, fuel tank shock absorption bar, 20, control valve group shock absorption bar.
Embodiment
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment only, for explaining the utility model, does not form the restriction to protection domain of the present utility model.
As shown in Figure 1, Servo Testing of the present utility model is tried out low noise constant voltage module, comprise fuel tank 10, motoring high pressure variable displacement pump control section and electric control cubicle 21, motoring high pressure variable displacement pump control section comprises high pressure variable displacement pump 1, motor 2, filter, one-way valve 3, remote pressure regulating valve 4, outlet one-way valve 5, electromagnetic relief valve 6, pressure transducer 7 and water cooler 16, filter comprises high pressure filter 8 and return filter 18, high pressure variable displacement pump 1 and motor 2 are fixed on fuel tank 10, under the liquid level of high pressure variable displacement pump 1 infiltration fuel tank 10, be fixedly connected with motor 2, high pressure variable displacement pump 1 remote control hydraulic fluid port is connected with remote pressure regulating valve 4 by one-way valve 3, within the scope of pressure setting, realizing remote pressure controls, high pressure variable displacement pump 1 oil outlet is connected with high pressure filter 8 by outlet one-way valve 5, high pressure filter 8 can be removed the oil in pressurized air completely, impurity, liquid water etc., 1 outlet of high pressure variable displacement pump is connected with electromagnetic relief valve 6 imports, play a protective role, the part of releasing when pressure is excessive hydraulic oil, with protection hydraulic tubing, device etc., electromagnetic relief valve 6 outlets are connected with fuel tank 10, high pressure filter 8 imports and pressure transducer 7, pressure release electromagnetic valve 9 connects,
Recycle pump group 15 is installed on fuel tank 10, recycle pump group 15 is connected with water cooler 16, water cooler 16 is connected with return filter 18 imports, water cooler 16 water intakes are connected with electromagnetic water valve 17, and the feedback signal of pressure transducer 7 enters electric control cubicle 21 through amplifying 1 work of rear driving high pressure variable displacement pump.
Level meter 11, air-strainer 12, temperature transducer 13 and fluid level controller 14 are also installed on fuel tank 10.
Fuel tank 10 bottoms are provided with heavy fuel tank shock absorption bar 19(fuel tank shock absorption bar 19.1, fuel tank shock absorption bar 19.2), the base of the control valve group that outlet one-way valve 5, electromagnetic relief valve 6, pressure release electromagnetic valve 9 form is provided with control valve group shock absorption bar 20(control valve group shock absorption bar 20.1, control valve group shock absorption bar 20.2).
In Fig. 1, there are 3 high pressure variable displacement pumps 1, be respectively high pressure variable displacement pump 1.1, high pressure variable displacement pump 1.2, high pressure variable displacement pump 1.3, with 33 motor 2 that high pressure variable displacement pump is corresponding, be respectively motor 2.1, motor 2.2, motor 2.3, with 3 one-way valve 3(one-way valve 3.1, one-way valve 3.2, one-way valves 3.3 that high pressure variable displacement pump is corresponding), with 3 outlet one-way valve 5(outlet one-way valve 5.1, one-way valve 5.2, one-way valves 5.3 that high pressure variable displacement pump is corresponding), electromagnetic relief valve 6(electromagnetic relief valve 6.1, electromagnetic relief valve 6.2, electromagnetic relief valve 6.3).
Low noise constant voltage power plant module working principle:
Low noise constant voltage power plant module is 21MPa by remote pressure regulating valve 4 setup pressure value, high pressure variable displacement pump 1 adopts motor 2 to drive, when high pressure variable displacement pump 1 output flow, by high pressure filter 8 output flows, uninterrupted changes, by pump automatic variable, regulated, and by electric control cubicle 21, automatically increase pump work quantity according to external loading situation.Electromagnetic water valve 17 is opened, and cooling water enters water cooler 16 and carries out heat exchange, and the cooling water circulation operating time is controlled automatically by temperature transducer 13 and electric control cubicle 21; When needs recycle pump group 15 work, electromagnetic water valve 17 is first opened, and the flow of circulating filtration can flow back to water tank together with system works oil return, close after power plant module, by pressure release electromagnetic valve 9 by the oily off-load of circuit pressure.
The temperature of fuel tank 10 is monitored by temperature transducer 13, oil tank liquid level height is monitored by fluid level controller 14, when temperature is when setting minimum temperature, recycle pump group 15 and water cooler 16 automatic operations, the fluid of fuel tank 10 filters by return filter 18, repairing amount is controlled by fluid level controller 14, by electric control cubicle 21, sends repairing signal.
This low noise constant voltage module adopts motor 2 to drive high pressure variable displacement pump 1, by electric control cubicle 21 and pressure transducer 7, temperature transducer 13 and liquid level sensor 14 feedback signals, solves pressure flow output adjusting problem; Adopt electromagnetic water valve 17 conversion water supply, the action of cutting off the water supply, solve cooler heat exchange and regulate problem, utilize variable displacement pump remote control hydraulic fluid port, in output flow beat process, single pump or many pumps are kept to constant pressure adjust, reduce installed power, electronic pressure transmitter 7 and outside accumulator combination, output control loop pressure range and flow, not only energy-conservation but also environmental protection, reduces ambient noise greatly; Fuel tank 10 is interior arranges dual dividing plate, can uninterruptedly filter, and solves oil pollution problem, and whole product combines according to modular design, and applicability is strong, and efficiency is high, compact structure, easy to operate, aesthetic in appearance, long service life.
Claims (3)
1. Servo Testing is tried out low noise constant voltage module, comprise fuel tank, motoring high pressure variable displacement pump control section and electric control cubicle, it is characterized in that: described motoring high pressure variable displacement pump control section comprises high pressure variable displacement pump, motor, filter, one-way valve, remote pressure regulating valve, outlet one-way valve, electromagnetic relief valve, pressure transducer and water cooler;
Described filter comprises high pressure filter and return filter, described high pressure variable displacement pump and motor are fixed on fuel tank, under the liquid level of described high pressure variable displacement pump infiltration fuel tank, be fixedly connected with motor, described high pressure variable displacement pump remote control hydraulic fluid port is connected with remote pressure regulating valve by one-way valve, described high pressure variable pumps hydraulic fluid port and is connected with high pressure filter by outlet one-way valve, described high pressure variable pump discharge is connected with electromagnetic relief valve import, described electromagnetic relief valve outlet is connected with fuel tank, and described high pressure filter import is connected with pressure transducer, pressure release electromagnetic valve;
Recycle pump group is installed on described fuel tank, described recycle pump group is connected with water cooler, described water cooler is connected with return filter import, described water cooler water intake is connected with electromagnetic water valve, and the feedback signal of described pressure transducer enters electric control cubicle through amplifying rear driving high pressure variable pump work.
2. Servo Testing according to claim 1 low noise constant voltage module on probation, is characterized in that: level meter, air-strainer, temperature transducer and fluid level controller are also installed on described fuel tank.
3. Servo Testing according to claim 1 is tried out low noise constant voltage module, it is characterized in that: described fuel tank bottom is provided with heavy fuel tank shock absorption bar, and the base of the control valve group that described outlet one-way valve, electromagnetic relief valve, pressure release electromagnetic valve form is provided with control valve group shock absorption bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420469977.3U CN204003690U (en) | 2014-08-20 | 2014-08-20 | Servo Testing is tried out low noise constant voltage module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420469977.3U CN204003690U (en) | 2014-08-20 | 2014-08-20 | Servo Testing is tried out low noise constant voltage module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204003690U true CN204003690U (en) | 2014-12-10 |
Family
ID=52043697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420469977.3U Expired - Lifetime CN204003690U (en) | 2014-08-20 | 2014-08-20 | Servo Testing is tried out low noise constant voltage module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204003690U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040460A1 (en) * | 2016-08-31 | 2018-03-08 | 陈波 | Electric serving ultra-high-pressure system and operation principle thereof |
| CN109854547A (en) * | 2019-03-01 | 2019-06-07 | 兰州兰石能源装备工程研究院有限公司 | Long-range pressure regulation load-sensitive hydraulic station |
-
2014
- 2014-08-20 CN CN201420469977.3U patent/CN204003690U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018040460A1 (en) * | 2016-08-31 | 2018-03-08 | 陈波 | Electric serving ultra-high-pressure system and operation principle thereof |
| CN109854547A (en) * | 2019-03-01 | 2019-06-07 | 兰州兰石能源装备工程研究院有限公司 | Long-range pressure regulation load-sensitive hydraulic station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226100 Jiangsu city of Nantong Province Haimen Haimen Town Road No. 749 Patentee after: YOUWEILI HYDRAULIC TECHNOLOGY CO.,LTD. Address before: 226100 Jiangsu city of Nantong Province Haimen Haimen Town Road No. 749 Patentee before: Haimen Youweili Hydraulic Industry Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141210 |
|
| CX01 | Expiry of patent term |