CN207540867U - A kind of sheet-like filter testing of materials chucking device - Google Patents
A kind of sheet-like filter testing of materials chucking device Download PDFInfo
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- CN207540867U CN207540867U CN201721735449.8U CN201721735449U CN207540867U CN 207540867 U CN207540867 U CN 207540867U CN 201721735449 U CN201721735449 U CN 201721735449U CN 207540867 U CN207540867 U CN 207540867U
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- lower chamber
- upper cavity
- seal groove
- cylinder
- sheet
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Abstract
The utility model discloses a kind of sheet-like filter testing of materials chucking devices, including the upper cavity being mutually butted and lower chamber and the rapid-mounted component of connection upper cavity and lower chamber, lower chamber end plate is equipped with pressure measurement outage and air admission hole, lower chamber cylinder inboard wall is equipped with the limited step for placing test block, the limited step is equipped with the first seal groove, upper cavity is set on the limited step of lower chamber to compress test block, the upper cavity barrel end being in contact with test block is equipped with the second seal groove, the upper cavity cylinder lateral wall being in contact with lower chamber cylinder madial wall is equipped with third seal groove, sealing ring is equipped in first seal groove and the second seal groove or fills fluid sealant, sealing ring is equipped in third seal groove.The utility model has many advantages, such as that test speed is fast, sealing effect is good and without preparing sealed test piece.
Description
Technical field
The utility model belongs to test equipment technical field, and in particular to a kind of sheet-like filter testing of materials chucking device.
Background technology
At present for porous material（Multi-layer sintering net is sintered felt, powder sintered of larger particles or gold with protecting wire net
Belong to mesh grid etc.）It when being sealed using O-ring seal, can not be fully sealed, in turn resulting in can not test, general using testing piece
It carries out vulcanization rubber on circumferencial direction or is tested, while also need to carry out the special tooling that is loaded after being handled using other techniques
Design and manufacture, time-consuming and laborious and inefficiency.
Invention content
There is provided a kind of test speed is fast, sealing effect is good and does not have to prepare close for the technical issues of the utility model solves
Seal the sheet-like filter testing of materials chucking device of test specimen.
The utility model adopts the following technical scheme that a kind of sheet-like filter testing of materials is loaded to solve above-mentioned technical problem
Device, it is characterised in that including the upper cavity being mutually butted and lower chamber and the rapid-mounted group of connection upper cavity and lower chamber
Part, lower chamber end plate are equipped with pressure measurement outage and air admission hole, and lower chamber cylinder inboard wall is equipped with the limit for placing test block
Position step, the limited step are equipped with the first seal groove, and upper cavity is set on the limited step of lower chamber to compress test
Part, the upper cavity barrel end being in contact with test block are equipped with the second seal groove, are in contact with lower chamber cylinder madial wall upper
Cavity cylinder lateral wall is equipped with third seal groove, is equipped with sealing ring in the first seal groove and the second seal groove or fills sealing
Glue, third seal groove is interior to be equipped with sealing ring.
Further preferably, the rapid-mounted component includes being sheathed on the compression for being used to compress upper cavity on upper cavity cylinder
Block and be evenly spaced in the arc pressuring plate on lower chamber cylinder lateral wall, compact heap be equipped with and upper cavity cylinder on the outside of
The compression boss that step matches are compressed on wall, compact heap bottom is equipped with the wedge shape for matching and being evenly spaced on arc pressuring plate
Compact heap.
Further preferably, the air admission hole is set to the centre of lower chamber end plate, and lower chamber is internally provided with and air inlet
The diffuser that hole is connected.
Further preferably, the upper cavity cylinder top is equipped with is equipped with the integrally formed end cap of the cylinder, the end cap
Pressure measurement gas vent.
The utility model has many advantages, such as that test speed is fast, sealing effect is good and without preparing sealed test piece, for porous
All it is to improve testing efficiency and improve the useful of accuracy for the process of scientific research of the production of filtering material, use and R＆D institution
Device, and by selecting different components that can be calibrated, moreover it is possible to it is filtered the survey of material gas permeable degree and circulating resistance
Examination.
Description of the drawings
Fig. 1 is the structure diagram of sheet-like filter material aperture or structural intergrity test chucking device；
Fig. 2 is the structure diagram of sheet-like filter material gas permeable degree or circulating resistance test chucking device.
In figure：1- upper cavities, 2- rapid-mounted components, 3- lower chambers, 4- pressure measurement outages, 5- air admission holes, 6- end plates, 7-
Diffuser, the first seal grooves of 8-, 9- test blocks, the second seal grooves of 10-, 11- third seal grooves, 12- graduation marks, 13- end caps,
14- pressure measurement gas vents.
Specific embodiment
The particular content of the utility model is described in detail with reference to attached drawing.A kind of sheet-like filter testing of materials chucking device, packet
It includes the upper cavity 1 being mutually butted and lower chamber 3 and connects the rapid-mounted component 2 of upper cavity 1 and lower chamber 3,3 end plate of lower chamber
6 are equipped with pressure measurement outage 4 and air admission hole 5, and 3 cylinder inboard wall of lower chamber is equipped with the limited step for placing test block 9, should
Limited step is equipped with the first seal groove 8, and upper cavity 1 is set on the limited step of lower chamber 3 to compress test block 9, with
1 barrel end of upper cavity that test block 9 is in contact is equipped with the second seal groove 10, is in contact with 3 cylinder madial wall of lower chamber upper
1 cylinder lateral wall of cavity is equipped with third seal groove 11, and sealing ring or painting are equipped in the first seal groove 8 and the second seal groove 10
Full fluid sealant, third seal groove 11 is interior to be equipped with sealing ring, and rapid-mounted component 2 includes being sheathed on 1 cylinder of upper cavity to press
It the compact heap of tight upper cavity 1 and is evenly spaced in the arc pressuring plate on 3 cylinder lateral wall of lower chamber, compact heap is equipped with
With on 1 cylinder lateral wall of upper cavity compress step match compression boss, compact heap bottom be equipped with arc pressuring plate match and
The wedge-shaped compact heap being evenly spaced on, air admission hole 5 are set to the centre of 3 end plate 6 of lower chamber, and lower chamber 3 is internally provided with
The diffuser 7 being connected with air admission hole 5.
The test philosophy of the utility model is：
Test block 9 is positioned over the limited step of lower chamber 3 by the 1st, filtering material aperture or structural intergrity test first
On, upper cavity 1 and the 2 progress clamping of use rapid-mounted component, inject appropriate test(ing) medium in upper cavity 1 in pressure（Meet mark
Accurate graduation mark 12）, then test gas is made to enter in the diffuser 7 with blocking solution counterflow unit by air admission hole 5, by expanding
Dissipating device 7 will test in gas diffusion to lower chamber 3.If test block 9 is paper-like filtering material, the first seal groove 8, second is close
O-ring seal is respectively arranged in sealing groove 10 and third seal groove 11, then testing gas can not bypass, and can only pass through Validity Test area
Test block 9 proceed to liquid in upper cavity 1, when bubble train to be formed, carries out test operation；If test block 9 is porous
Filtering material then takes out the O-ring seal in the first seal groove 8 and the second seal groove 10, in the first seal groove 8 and the second sealing
Surrounding's smearing release agent of slot 10, and fluid sealant is filled in the first seal groove 8 and the second seal groove 10, then by porous filtering
Material is put on the limited step of lower chamber 3 and carries out the clamping that is loaded using rapid-mounted component 2, carries out test operation；Test
When, pressure measurement is carried out by pressure measurement outage 4, after pressure measurement, test(ing) medium is discharged by diversion trench through pressure measurement outage 4.
2nd, the test of filtering material air permeability or circulating resistance when testing the project, needs to use survey as shown in Figure 2
Trial assembly card device, i.e. 1 cylinder top of upper cavity are equipped with end cap 13 integrally formed with the cylinder, which arranges equipped with pressure measurement
Stomata 14 is other constant.
When the 3rd, needing to carry out surface tension calibration to test(ing) medium, need for test block 9 to be changed to the micropore of known pore size
Orifice plate.
The basic principle of the utility model, main feature and advantage has been shown and described above, it is new not departing from this practicality
Under the premise of type spirit and scope, the utility model also has various changes and modifications, these changes and improvements both fall within requirement and protect
The scope of the utility model of shield.
Claims (4)
1. a kind of sheet-like filter testing of materials chucking device, it is characterised in that including the upper cavity being mutually butted and lower chamber and company
The rapid-mounted component of cavity and lower chamber is connected, lower chamber end plate is equipped with pressure measurement outage and air admission hole, lower chamber cylinder
Inner wall is equipped with the limited step for placing test block, which is equipped with the first seal groove, and upper cavity is set to down
For compressing test block on the limited step of cavity, the upper cavity barrel end being in contact with test block is equipped with the second seal groove,
The upper cavity cylinder lateral wall being in contact with lower chamber cylinder madial wall is equipped with third seal groove, the first seal groove and second close
Sealing ring is equipped in sealing groove or fills fluid sealant, sealing ring is equipped in third seal groove.
2. sheet-like filter testing of materials chucking device according to claim 1, it is characterised in that：The rapid-mounted component
It is used to compress the compact heap of upper cavity including being sheathed on upper cavity cylinder and be evenly spaced in lower chamber cylinder lateral wall
On arc pressuring plate, compact heap be equipped with on upper cavity cylinder lateral wall compress step match compression boss, compact heap
Bottom is equipped with the wedge-shaped compact heap for matching and being evenly spaced on arc pressuring plate.
3. sheet-like filter testing of materials chucking device according to claim 1, it is characterised in that：The air admission hole is set to
The centre of lower chamber end plate, lower chamber are internally provided with the diffuser being connected with air admission hole.
4. sheet-like filter testing of materials chucking device according to claim 1, it is characterised in that：The upper cavity cylinder top
End is equipped with is equipped with pressure measurement gas vent with the integrally formed end cap of the cylinder, the end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735449.8U CN207540867U (en) | 2017-12-13 | 2017-12-13 | A kind of sheet-like filter testing of materials chucking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721735449.8U CN207540867U (en) | 2017-12-13 | 2017-12-13 | A kind of sheet-like filter testing of materials chucking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207540867U true CN207540867U (en) | 2018-06-26 |
Family
ID=62618311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721735449.8U Active CN207540867U (en) | 2017-12-13 | 2017-12-13 | A kind of sheet-like filter testing of materials chucking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207540867U (en) |
-
2017
- 2017-12-13 CN CN201721735449.8U patent/CN207540867U/en active Active
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