CN207728648U - A kind of integrated hydraulic power unit of high pressure high cleanliness two - Google Patents
A kind of integrated hydraulic power unit of high pressure high cleanliness two Download PDFInfo
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- CN207728648U CN207728648U CN201721903624.XU CN201721903624U CN207728648U CN 207728648 U CN207728648 U CN 207728648U CN 201721903624 U CN201721903624 U CN 201721903624U CN 207728648 U CN207728648 U CN 207728648U
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- voltage motor
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Abstract
The utility model discloses a kind of integrated hydraulic power units of high pressure high cleanliness two, including high-pressure system and low-pressure system, low-pressure system includes low voltage motor, and low voltage motor is connected with gear low-lift pump by low pressure bell cover shaft coupling, and gear low-lift pump is connected with filtration system；The high-pressure system includes high-voltage motor, and high-voltage motor is connect by high pressure bell cover shaft coupling with piston high-pressure pump, and piston high-pressure pump is connect with filtration system；The filtration system include pressure-air filtration system and with low pressure oily filter system；The distribution box and high-voltage motor and low voltage motor linearly connected；The utility model has the beneficial effects that：Reasonable design, it is simple in structure, both it can guarantee normal temperature and pressure YH-15 hydraulic oil in an equipment, it is filled into medium pollution degree GJB420B≤7 grade of high cleanliness, can normal temperature and pressure YH-15 hydraulic oil be converted into high pressure 25MPa~55MPa hydraulic oil simultaneously again, but also the waste of fluid can be reduced, improve the service life of equipment.
Description
Technical field
The utility model belongs to air equipment detection technique field, and in particular to be a kind of high pressure high cleanliness two one
Body hydraulic power unit.
Background technology
The hydraulic plumbing system of hydraulic air equipment, the various hydraulic part airtight qualities of aviation and various Strength Mass refer to
Mark must also the various Complicated Limits of simulated altitude flight before installation although work in-process has all done strict inspection
State carries out the various strength tests such as high temperature and pressure, does the hydraulic system of this test bench installation and must simulate aircraft and fly on high
Capable most extreme condition, it is not only high to the requirement of the hydraulic oil of experiment in this way, but also need normal temperature and pressure YH-15 hydraulic oil
High normal pressure and temperature YH-15 hydraulic oil is converted to, experimental test could be carried out to hydraulic air equipment.During bench run
Existing technological difficulties are, the working media YH-15 (red oil) that the hydraulic oil of testing equipment requires, operating pressure be 25MPa~
55MPa, medium pollution degree：GJB420B≤7 grade, the two indexs are all the present age state-of-the-art types, state-of-the-art standard, often
Rule technology cannot achieve this test.Because when being tested using routine techniques, operating pressure reaches standard, and medium pollution degree is not up to
To requirement；Medium pollution degree reaches requirement, and pressure does not reach requirement.The measure that have to be used is with two kinds of equipment to medium oil
It drives row into handle respectively, i.e., first Medium Oil is filtered using a kind of equipment, reaches cleannes standard, then set at another
Standby upper progress manual operation pressurizes to Medium Oil.This experiment is time-consuming and laborious, also very big and existing to the consumption of Medium Oil
Hydraulic pump similarly need distribution box when in use, distribution box is unavoidable to speckle with oil stain, and oil stain can be to distribution
Case damages, while can also be formed and be polluted to fluid, and fluid is caused to waste.
Utility model content
It both can guarantee normal temperature and pressure in an equipment in order to solve the above technical problems, the utility model provides one kind
YH-15 hydraulic oil is filled into medium pollution degree GJB420B≤7 grade of high cleanliness hereinafter, again can be simultaneously by normal temperature and pressure
YH-15 hydraulic oil is converted to the inspection hydraulic oil of high normal pressure and temperature YH-15, and can reduce the high pressure high cleaning of fluid waste
The integrated hydraulic power unit of degree two.
To achieve the above object, the technical solution adopted in the utility model is a kind of two body fluid of high pressure high cleanliness
Press pump station, including high-pressure system and low-pressure system, structural feature are that low-pressure system includes low voltage motor, and low voltage motor passes through
Low pressure bell cover shaft coupling is connected with gear low-lift pump, and gear low-lift pump is connected with filtration system；The high-pressure system includes
High-voltage motor, high-voltage motor are connect by high pressure bell cover shaft coupling with piston high-pressure pump, and piston high-pressure pump connects with filtration system
It connects；The filtration system include pressure-air filtration system and with low pressure oily filter system；The high-voltage motor and low tension
Machine is connect with distribution box, the distribution box and high-voltage motor and low voltage motor linearly connected, and the surface of distribution box, which is equipped with, to be stored
Oil reservoir, distribution box are equipped with disk line chamber.
Low pressure oily filter system includes by-pass filtration system and secondary filtration system as a further improvement of the utility model,
System.
Filtration system includes check valve, pressure difference indicator and filter as a further improvement of the utility model, and
Form an interior circulation closed system.
Piston high-pressure pump is connected with high-pressure throttle, high pressure section by pipeline as a further improvement of the utility model,
Stream valve is connected with fuel tank, and high pressure check valve is equipped between piston high-pressure pump and high-pressure throttle.
As a further improvement of the utility model, between the pipeline and fuel tank between high pressure check valve and high-pressure throttle
It is connected with high-pressure overflow valve.
Fuel tank is filtered equipped with pressure-air as a further improvement of the utility model, and liquid level gauge is equipped with outside fuel tank.
High-pressure system includes being used for concatenated pressure duct as a further improvement of the utility model, on pressure duct
It is connected with pressure sensor and pressure gauge.
Disk line chamber, which is equipped with, as a further improvement of the utility model, opens door, opens door and is connected with kinking by shaft
Disk.
The utility model has the beneficial effects that：Reasonable design, it is simple in structure, by filter plant and two kinds of skills for suppressing equipment
Art is achieved in an equipment, both can guarantee normal temperature and pressure YH-15 hydraulic oil in an equipment, has been filled into high definition
Medium pollution degree GJB420B≤7 grade of cleanliness, and can normal temperature and pressure YH-15 hydraulic oil be converted into high pressure 25MPa simultaneously
~55MPa hydraulic oil.Meet the detection and test requirements document of hydraulic air equipment, one equipment reality of function of two equipment
It is existing, space is saved, it is cost-effective, while solving the heavy physical labor of manual compression equipment, improve test accuracy and examination
Efficiency is tested, but also the waste of fluid can be reduced, improves the service life of equipment.
Description of the drawings
Fig. 1 is the principles of the present invention structural schematic diagram；
Fig. 2 is the distribution box structure schematic diagram of the utility model；
Fig. 3 is the disk line chamber structural schematic diagram of the utility model；
Fig. 4 is the high-voltage motor and piston high-pressure pump connection diagram of the utility model.
Wherein, 1- low voltage motors, 2- low pressure bell cover shaft couplings, 3- gear low-lift pumps, 4- high-voltage motors, 5- high pressure bells
Cover shaft coupling, 6- piston high-pressure pumps, 7- distribution boxs, 8- by-pass filtration systems, 9- secondary filtration systems, 10- high-pressure throttles,
11- high pressure check valves, 12- high-pressure overflow valves, the filter of 13- pressure-airs, 14- liquid level gauges, 15- pressure sensors, 16- pressure gauges,
17- pressure ducts, 18- store oil reservoir, 19- disk line chambers, and 20- opens door, 21- shafts, 22- reels.
Specific implementation mode
Explanation is further explained to the utility model below in conjunction with the accompanying drawings, but does not limit the protection model of the utility model
It encloses.
As shown in Figures 1 to 4, a kind of integrated hydraulic power unit of high pressure high cleanliness two, including high-pressure system and low pressure system
System, the low-pressure system includes low voltage motor 1, and low voltage motor 1 is connected with gear low-lift pump by low pressure bell cover shaft coupling 2
3, gear low-lift pump 3 is connected with filtration system；The high-pressure system includes high-voltage motor 4, and high-voltage motor 4 passes through high pressure bell
Cover shaft coupling 5 is connect with piston high-pressure pump 6, and piston high-pressure pump 6 is connect with filtration system；The filtration system includes high pressure sky
Gas filtration system and with low pressure oily filter system；The high-voltage motor 4 and low voltage motor 1 is connect with distribution box 7, and described matches
Electronic box 7 and 1 linearly connected of high-voltage motor 4 and low voltage motor, the surface of distribution box 7, which is equipped with, stores oil reservoir 18, and distribution box 7 is equipped with
Disk line chamber 19；The low pressure oily filter system includes by-pass filtration system 8 and secondary filtration system 9；The filtration system packet
Check valve, pressure difference indicator and filter are included, and forms an interior circulation closed system；The piston high-pressure pump 6 passes through
Pipeline is connected with high-pressure throttle 10, and high-pressure throttle 10 is connected with fuel tank, is set between piston high-pressure pump 6 and high-pressure throttle 10
There is high pressure check valve 11；It is connected with high pressure between pipeline and fuel tank between the high pressure check valve 11 and high-pressure throttle 10
Overflow valve 12 plays the role of automatic control and adjustment pressure oil；The fuel tank is equipped with pressure-air and filters 13, is installed outside fuel tank
There is liquid level gauge 14；The high-pressure system includes being used for concatenated pressure duct 17, and pressure sensing is connected on pressure duct 17
Device 15 and pressure gauge 16, pressure sensor 15 are that pressure gauge 16 provides accurate pressure value.By intelligent control, adjust in time
Operating pressure.Ensure pressure between 25MPa~55MPa operating pressures；The disk line chamber 19, which is equipped with, opens door 20, opens door
20 are connected with reel 22 by shaft 21.
Using the integrated hydraulic power unit testing stands of the utility model high pressure high cleanliness two to aircraft hydraulic system 1 into
The technical indicator of row operating pressure 35MPa, medium pollution degree GJB420B≤7 are tested.
Test system is mounted on testing stand, is connect with two integrated hydraulic power unit high-pressure hoses of high pressure high cleanliness,
Start distribution box 7, starts to work after 1 distribution of low voltage motor, and by low pressure bell cover shaft coupling 2 with moving gear low-lift pump 3
It starts to work, gear low-lift pump 3 is connect with by-pass filtration system, and by-pass filtration system is connect with secondary filtration system, and first one
Grade filtration system (pressure difference indicator, check valve, filter) starts the cycle over filtration, to normal temperature and pressure YH-15 hydraulic oil
By-pass filtration is recycled in carrying out, after reaching GJB420B≤12 grade, the automatic secondary filtration system that starts carries out circulating filtration, two level
Filtration system (pressure difference indicator, check valve, filter) carries out thinner more accurate circulating filtration, reaches standard requirement.In this way
It is filtered twice in equipment, is allowed to medium pollution degree and reaches GJB420B≤7 grade, reach the standard requirement of high cleanliness.
The hydraulic oil for reaching GJB420B≤7 grade by the medium pollution degree of secondary filter, into the pressor areas of equipment, intelligence
The energization of high-voltage motor 4 can be controlled to start to work, and pass through high pressure bell cover shaft coupling 5 and piston high-pressure pump 6 is driven to start to work, column
Plug high-pressure pump 6 starts to carry out HIGH PRESSURE TREATMENT to the YH-15 hydraulic oil of the high cleanliness come out from secondary filtration system, constantly carries
The pressure of hydraulic oil is risen, the high pressure oil of pressurization is transported to high-pressure throttle 10 by high pressure check valve 11, then passes through pressure duct
YH -15 hydraulic oil of 17 output high pressure high cleanliness.At experiment work end, testing stand obtains the YH-15 hydraulic pressure of high normal pressure and temperature
Oil, and measure hydraulic oil medium pollution degree and reach GJB420B≤7 grade standard.The hydraulic oil finished that works passes through high-pressure throttle
10 return in fuel tank, do filtration cycle.Testing stand automatically generates survey report according to tested part tolerance situation.
And work as, when the power supply line length in distribution box 7 is larger, power wire coil can be located in disk line chamber, and due to distribution
The surface of case 7, which is equipped with, stores oil reservoir, is stored so can absorb the absorption oil on surface, avoids pollution, secondary can use.
The wherein the key technical indexes of project
Working media：YH-15 (red oil)
Operating pressure：35MPa
Working flow：0.2L/min~2L/min
Medium temperature：Room temperature
Medium pollution degree：GJB420B≤7 grade
Pressure is shown：Pointer gauge (1.5 grades)
Type of pressure charging：Electrodynamic pump once pressurizes
Pressure output cast formula：High-pressure hose
Power supply：Three-phase 380V.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein, and should not any reference numeral in claim be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of integrated hydraulic power unit of high pressure high cleanliness two, including high-pressure system and low-pressure system, it is characterised in that：It is described
Low-pressure system include low voltage motor, low voltage motor is connected with gear low-lift pump, gear low pressure by low pressure bell cover shaft coupling
Pump is connected with filtration system；The high-pressure system includes high-voltage motor, and high-voltage motor passes through high pressure bell cover shaft coupling and column
High-pressure pump connection is filled in, piston high-pressure pump is connect with filtration system；The filtration system includes pressure-air filtration system and low
Pressure oil filters system；The high-voltage motor and low voltage motor is connect with distribution box, the distribution box and high-voltage motor and low
Medium-voltage Motor linearly connected, the surface of distribution box, which is equipped with, stores oil reservoir, and distribution box is equipped with disk line chamber.
2. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 1, it is characterised in that：Described is low
It includes by-pass filtration system and secondary filtration system that pressure oil, which filters system,.
3. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 1, it is characterised in that：The mistake
Filter system includes check valve, pressure difference indicator and filter, and forms an interior circulation closed system.
4. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 1, it is characterised in that：The column
Plug high-pressure pump is connected with high-pressure throttle by pipeline, and high-pressure throttle is connected with fuel tank, piston high-pressure pump and high-pressure throttle
Between be equipped with high pressure check valve.
5. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 4, it is characterised in that：The height
It is connected with high-pressure overflow valve between pipeline and fuel tank between pressure check valve and high-pressure throttle.
6. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 4, it is characterised in that：The oil
Case is filtered equipped with pressure-air, and liquid level gauge is equipped with outside fuel tank.
7. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 1, it is characterised in that：The height
Pressure system includes being used for concatenated pressure duct, and pressure sensor and pressure gauge are connected on pressure duct.
8. the integrated hydraulic power unit of a kind of high pressure high cleanliness two according to claim 1, it is characterised in that：The disk
Line chamber, which is equipped with, opens door, opens door and is connected with reel by shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903624.XU CN207728648U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated hydraulic power unit of high pressure high cleanliness two |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903624.XU CN207728648U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated hydraulic power unit of high pressure high cleanliness two |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207728648U true CN207728648U (en) | 2018-08-14 |
Family
ID=63084017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721903624.XU Expired - Fee Related CN207728648U (en) | 2017-12-29 | 2017-12-29 | A kind of integrated hydraulic power unit of high pressure high cleanliness two |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207728648U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195733A (en) * | 2019-04-30 | 2019-09-03 | 刘誉元 | A kind of intelligent self-cleaning washes anti-settling long-pending hydraulic power unit |
-
2017
- 2017-12-29 CN CN201721903624.XU patent/CN207728648U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110195733A (en) * | 2019-04-30 | 2019-09-03 | 刘誉元 | A kind of intelligent self-cleaning washes anti-settling long-pending hydraulic power unit |
| CN110195733B (en) * | 2019-04-30 | 2020-04-10 | 乐清市川嘉电气科技有限公司 | Intelligent self-cleaning deposition-prevention hydraulic pump station |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180814 Termination date: 20201229 |