CN201285367Y - Oil/water permeability automatic detection apparatus for porous materials by powder metallurgy - Google Patents
Oil/water permeability automatic detection apparatus for porous materials by powder metallurgy Download PDFInfo
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- CN201285367Y CN201285367Y CNU2008202222162U CN200820222216U CN201285367Y CN 201285367 Y CN201285367 Y CN 201285367Y CN U2008202222162 U CNU2008202222162 U CN U2008202222162U CN 200820222216 U CN200820222216 U CN 200820222216U CN 201285367 Y CN201285367 Y CN 201285367Y
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- powder metallurgy
- valve
- flow sensor
- metallurgy porous
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Abstract
The utility model discloses an oil penetration/water penetration degree automatic detection device for powder metallurgy porous materials, which comprises a liquid box, wherein a pipeline communicated with the liquid box is sequentially provided with a high pressure pump, a filter, a throttle valve, a flow detection system, a pressure sensor and powder metallurgy porous materials according to the liquid flowing direction; the liquid box is also connected with the throttle valve; the high pressure pump is also respectively connected with a motor and the throttle valve; the flow detection system comprises more than two branches which are arranged in parallel; each branch is sequentially provided with an electromagnetic valve, a flow sensor and a one-way valve according to the liquid flowing direction; the flow sensor in each branch is a flow sensor of different ranges. The detection device detects water or oil penetrating various types of powder metallurgy porous materials flow from minimal range flow to large range flow through a flow testing automatic conversion system composed of the flow sensors of different ranges, and has the advantages of large detection range, small volume and convenient use.
Description
Technical field
The utility model belongs to the equipment manufacturing technology field, relates to a kind of pick-up unit, is specifically related to the saturating oil/permeable degree automatic detection device of a kind of powder metallurgy porous material.
Background technology
At present, powder metallurgy porous material is permeable, the detection of saturating oil content, all be the deadweight formation detection system by water or oil, this detection system produces pressure on the surface of the powder metallurgy porous material that is detected, and water or oil see through the powder metallurgy porous material that detects under this pressure effect.In this process, adopt testing tool measurement said detecting system to put on the pressure on the powder metallurgy porous material surface of detecting and water or the oily flow that sees through the powder metallurgy porous material that detects under this pressure effect, and then obtain the corresponding relation of pressure and flow, determine hole parameter and other characteristic of powder metallurgy porous material according to this corresponding relation.Permeable, the saturating oil content proving installation of existing powder metallurgy porous material exists defective bulky, that testing range is little, the scope of application is little.
Summary of the invention
The purpose of this utility model provides the saturating oil/permeable degree automatic detection device of a kind of powder metallurgy porous material, and the volume of this device is less, and testing range and the scope of application are bigger.
The technical scheme that the utility model adopted is, saturating oil/permeable degree the automatic detection device of a kind of powder metallurgy porous material, comprise fluid box, on pipeline that fluid box communicates, be disposed with high-pressure pump by liquid flow direction, filtrator, throttling valve, flow quantity detecting system, pressure transducer and powder metallurgy porous material, fluid box also is connected with surplus valve, high-pressure pump also is connected with surplus valve with motor respectively, flow quantity detecting system comprises the branch road that is arranged in parallel more than two, be disposed with solenoid valve by liquid flow direction in every branch road, flow sensor and retaining valve, the flow sensor in each branch road are the flow sensor of different ranges.
Feature of the present utility model also is,
A plurality of flow sensors are connected with microcomputer or PLC respectively.
Microcomputer or PLC and computing machine join.
High-pressure pump and tensimeter join.
Surplus valve is connected with tensimeter.
The utility model pick-up unit compared with prior art has following characteristics:
1. adopt the device of fuel tank or water tank, high-pressure oil pump or water pump, surplus valve, filtrator, throttling valve, solenoid valve, flow sensor, retaining valve, pressure transducer and system circuit composition, use a spot of oil or water can finish all kinds powder metallurgy porous material surface pressing P and water or oily measurement under this pressure P effect through this powder metallurgy porous material flow Q, pick-up unit has smaller volume, and is easy to use.
2. control the flow rate test automated conversion system of forming by many covers solenoid valve and the flow sensor that overlaps different ranges by computing machine, microcomputer or PLC more, carry out water or oil and see through all kinds powder metallurgy porous material tiny flow quantity range, enlarged the test specification of pick-up unit to the wide range flow rate test.
3. the detection system of forming by computing machine, microcomputer or PLC, flow sensor and pressure transducer is measured automatically to the flow Q of the pressure P that acts on the powder metallurgy porous material surface and water that sees through powder metallurgy porous material or oil; And set up P-Q respective function relation automatically, draw the corresponding change curve of P-Q, export and store above content and related data automatically according to test data.
Description of drawings
Fig. 1 is the structural representation of the utility model pick-up unit;
Fig. 2 is the structural representation of flow quantity detecting system in the utility model pick-up unit.
Among the figure, 1. fluid box, 2. motor, 3. high-pressure pump, 4. surplus valve, 5. tensimeter, 6. filtrator, 7. throttling valve, 8. solenoid valve A, 9. flow sensor A, 10. flow sensor B, 11. flow sensor C, 12. retaining valve A, 13. pressure transducers, 14. powder metallurgy porous materials, 15. microcomputer or PLC, 16. computing machines, 17. solenoid valve B, 18. solenoid valve C, 19. retaining valve B, 20. retaining valve C.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
The structure of the utility model pick-up unit, as shown in Figure 1.Comprise fluid box 1, on pipeline that fluid box 1 communicates, be disposed with high-pressure pump 3 by liquid flow direction, filtrator 6, throttling valve 7, flow quantity detecting system, pressure transducer 13 and powder metallurgy porous material 14, flow quantity detecting system comprises three parallel branches, a branch road in these three parallel branches is disposed with solenoid valve A8 by liquid flow direction, flow sensor A9 and retaining valve A12, another branch road is disposed with solenoid valve B17 by liquid flow direction, flow sensor B10 and retaining valve B19, article three, branch road is disposed with solenoid valve C18 by liquid flow direction, flow sensor C11 and retaining valve C20, fluid box 1 also is connected with surplus valve 4, high-pressure pump 3 also respectively with motor 2, surplus valve 4 and tensimeter 5 join, and surplus valve 4 also is connected with tensimeter 5.
The structure of flow quantity detecting system in the utility model pick-up unit, as shown in Figure 2.Comprise three branch roads in parallel, a branch road in these three branch roads is disposed with solenoid valve A8 and flow sensor A9 by liquid flow direction, another branch road is disposed with solenoid valve B17 and flow sensor B10 by liquid flow direction, article three, branch road is disposed with solenoid valve C18 and flow sensor C11 by liquid flow direction, article three, parallel branch is connected with microcomputer or PLC15 respectively, and microcomputer or PLC15 are connected with computing machine 16.
Hydraulic component in the utility model pick-up unit all adopts the titer voltage device, and wherein, three flow sensors are selected the normal flow sensor of different ranges respectively for use.
High-pressure pump 3 is high-pressure oil pump or high-pressure hydraulic pump.
Add oiling or water in the fluid box 1.
The utility model pick-up unit with high-pressure pump 3 as pressure source, adjust the pressure of pick-up unit by surplus valve 4, and adopt throttle valve adjustment to act on the pressure P on powder metallurgy porous material 14 surfaces that need test and see through the fluid flow Q on these powder metallurgy porous material 14 surfaces, control the flow sensors that overlap solenoid valves and different ranges by the automatic switchover of tiny flow quantity range test by computing machine 16, microcomputer or PLC15 and microprocessor more again, realize the test of wide range of traffic to the wide range flow rate test.
The range ability of the flow sensor of the selected different ranges of foundation, flow sensor to different ranges is all set effective range, i.e. upper lower limit value of Ce Lianging, the effective range of each flow sensor overlap, the effective range higher limit of last shelves range sensors equals the lower limit of next grade range flow sensor effective range.
The course of work of the utility model pick-up unit:
Open motor 2, motor 2 drives high-pressure pump 3 runnings, in the liquid extraction and intake line of high-pressure pump 3 with filling in the fluid box 1, in this process, liquid is pressurizeed, simultaneously, regulate the pressure that surplus valve 4 is adjusted in the pick-up unit, the size of this pressure is shown by tensimeter 5, form stable system pressure, the liquid with set pressure of high-pressure pump 3 outputs is through the impurity in the filter 6 filtering liquid, then, enter throttling valve 7, regulate by needing the fluid flow and the pressure of the metallurgical porosint 14 of test powders by throttling valve 7, liquid through throttling valve 7 arrives flow quantity detecting system, and the solenoid valve in branch road of this flow quantity detecting system is opened, flow sensor begins to measure, when the fluid flow in this branch road reaches the effective range higher limit of flow sensor, solenoid valve is closed in microcomputer or PLC15 control automatically, and solenoid valve and the flow sensor opened simultaneously in another branch road begin to measure.And the like, make liquid pass through the flow sensor of different ranges, to adapt to the different flow Testing requirement, each flow sensor is converted to signal with detected fluid flow, and, after the flow of liquid of process flow sensor is crossed the retaining valve that is provided with in each branch road in each branch road, flow to the powder metallurgy porous material 14 that needs test by pressure transducer 13 with this signal input microcomputer or PLC15, afterwards, the porous that sees through powder metallurgy porous material 14 enters pipeline and flows back to fluid box 1.
After microcomputer or PLC15 receive the signal of flow sensor conveying, through the fluid flow Q of the powder metallurgy porous material 14 that processing obtains flowing through needs test, pressure transducer 13 changes the force value of the liquid that records signal into and imports computing machine 16, the pressure P of the liquid of the treated powder metallurgy porous material 14 that obtains flowing through, microcomputer or PLC15 are with the fluid flow Q input computing machine 16 that obtains, and computing machine 16 is set up P-Q respective function relation automatically according to fluid flow Q that obtains and pressure P, draw the corresponding change curve of P-Q, and above-mentioned related data is stored in output automatically.
The utility model pick-up unit, by test flow through the fluid pressure P on powder metallurgy porous material 14 surfaces and under this pressure effect liquid see through the flow Q of powder metallurgy porous material 14, form the corresponding relation of pressure P and flow Q and then the hole parameter of definite powder metallurgy porous material 14 and other characteristic by computing machine 16.Can be used for the test of tiny flow quantity range to the wide range flow, test specification is big, and volume is little, and is easy to use.
Claims (5)
1. the saturating oil/permeable degree automatic detection device of a powder metallurgy porous material, comprise fluid box (1), on pipeline that fluid box (1) communicates, be disposed with high-pressure pump (3) by liquid flow direction, filtrator (6), throttling valve (7), flow quantity detecting system, pressure transducer (13) and powder metallurgy porous material (14), fluid box (1) also is connected with surplus valve (4), high-pressure pump (3) also is connected with surplus valve (4) with motor (2) respectively, it is characterized in that, described flow quantity detecting system comprises the branch road that is arranged in parallel more than two, be disposed with solenoid valve by liquid flow direction in every branch road, flow sensor and retaining valve, the flow sensor in described each branch road is the flow sensor of different ranges.
2. pick-up unit according to claim 1 is characterized in that, described a plurality of flow sensors are connected with microcomputer or PLC (15) respectively.
3. pick-up unit according to claim 2 is characterized in that, described microcomputer or PLC (15) join with computing machine (16).
4. pick-up unit according to claim 1 is characterized in that, described high-pressure pump (3) joins with tensimeter (5).
5. pick-up unit according to claim 1 is characterized in that, described surplus valve (4) is connected with tensimeter (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202222162U CN201285367Y (en) | 2008-10-31 | 2008-10-31 | Oil/water permeability automatic detection apparatus for porous materials by powder metallurgy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202222162U CN201285367Y (en) | 2008-10-31 | 2008-10-31 | Oil/water permeability automatic detection apparatus for porous materials by powder metallurgy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201285367Y true CN201285367Y (en) | 2009-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202222162U Expired - Fee Related CN201285367Y (en) | 2008-10-31 | 2008-10-31 | Oil/water permeability automatic detection apparatus for porous materials by powder metallurgy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201285367Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156087A (en) * | 2011-05-30 | 2011-08-17 | 西南石油大学 | Device and method for testing rock permeability under different pore fluid pressure |
-
2008
- 2008-10-31 CN CNU2008202222162U patent/CN201285367Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156087A (en) * | 2011-05-30 | 2011-08-17 | 西南石油大学 | Device and method for testing rock permeability under different pore fluid pressure |
| CN102156087B (en) * | 2011-05-30 | 2012-08-29 | 西南石油大学 | Device and method for testing rock permeability under different pore fluid pressure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20091130 |