CN106959193B - High-efficient filter leakage test detects platform - Google Patents
High-efficient filter leakage test detects platform Download PDFInfo
- Publication number
- CN106959193B CN106959193B CN201710307403.4A CN201710307403A CN106959193B CN 106959193 B CN106959193 B CN 106959193B CN 201710307403 A CN201710307403 A CN 201710307403A CN 106959193 B CN106959193 B CN 106959193B
- Authority
- CN
- China
- Prior art keywords
- box
- smoke
- static pressure
- pressure flow
- filter
- 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.)
- Active
Links
- 239000000779 smoke Substances 0.000 claims abstract description 49
- 230000003068 static effect Effects 0.000 claims abstract description 38
- 239000004509 smoke generator Substances 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 11
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 241000208125 Nicotiana Species 0.000 description 3
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention belongs to the technical field of detection, and particularly relates to an improvement of a high-efficiency filter leakage test detection table. The utility model provides a high-efficient filter leakage test detection platform, includes box, smoke generator, frequency conversion fan, middle-effect filter and elementary filter, the box includes smoke generation case, static pressure flow equalizing box and inlet box, the smoke generation incasement be provided with smoke generator, smoke generator's play flue is connected with, the export of flue sets up in static pressure flow equalizing box, is equipped with the test port in static pressure flow equalizing box upper end; a variable frequency fan is arranged in the air inlet box, and an air outlet of the variable frequency fan is arranged in the static pressure flow equalizing box; a primary filter and a middle-effect filter are sequentially arranged at the air inlet end of the air inlet box from outside to inside; the smoke sensor is connected with a signal input port of the controller, and an output port of the controller is connected with the smoke generator and the variable frequency fan. The invention can judge whether the leakage point exists or not and the position of the leakage point within 1 minute, the efficiency is very high.
Description
Technical Field
The invention belongs to the technical field of detection, and particularly relates to an improvement of a high-efficiency filter leakage test detection table.
Background
The quality of the high-efficiency filter in the air filter, namely the filter element thereof, is good or bad, and the effect of the air filter is directly affected; therefore, the detection means of the high-efficiency filter are also endless. In the prior art, the detection means of the college filter is too troublesome, and the detection efficiency is very low.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the high-efficiency filter leakage test detection table with high detection efficiency.
The invention is completed by adopting the following technical scheme: the utility model provides a high-efficient filter leakage test detects platform, includes box, smoke generator, variable frequency fan, well effect filter and elementary filter, its characterized in that: the box body comprises a smoke generation box, a static pressure flow equalizing box and an air inlet box, a smoke generator is arranged in the smoke generation box, a smoke outlet of the smoke generator is connected with a flue, an outlet of the flue is arranged in the static pressure flow equalizing box, a test port is arranged at the upper end of the static pressure flow equalizing box, and the outlet of the flue corresponds to the test port; a variable frequency fan is arranged in the air inlet box, and an air outlet of the variable frequency fan is arranged in the static pressure flow equalizing box; a primary filter and a middle-effect filter are sequentially arranged at the air inlet end of the air inlet box from outside to inside; a smoke sensor and a first pressure sensor are arranged in the static pressure flow equalizing box, a second pressure sensor is arranged in the air inlet box, and the first pressure sensor and the second pressure sensor are connected with a pressure gauge; the smoke sensor is connected with a signal input port of the controller, and an output port of the controller is connected with the smoke generator and the variable frequency fan.
As a preferred scheme, a smoke return pipe is arranged between the static pressure flow equalization box and the air inlet box, one end opening of the smoke return pipe is arranged in the static pressure flow equalization box, the other end opening of the smoke return pipe is arranged in the air inlet box, negative pressure can be generated in the air inlet box, positive pressure can be generated in the static pressure flow equalization box under the action of the variable frequency fan, smoke in the static pressure flow equalization box can enter the air inlet box from the smoke return pipe, and the smoke can be more uniform in the process by blowing the static pressure flow equalization box through the variable frequency fan.
As another preferable scheme, the upper surface of the box body is an operation table surface, the middle part of the operation table surface and the periphery of the test port are provided with water blocking edges, the periphery of the operation table surface is provided with convex edges, and a layer of water medium is arranged between the water blocking edges and the convex edges.
As another preferable scheme, a drain pipe is arranged on the side of the box body, the upper port of the drain pipe is arranged on the surface of the operation table surface at the upper end of the box body, the lower end of the drain pipe is connected with a floor drain, and a ball valve is arranged at the upper port of the drain pipe.
As another preferable scheme, a spot lamp is arranged at the side of the box body, and the irradiation direction of the spot lamp is the position of the test port; the smoke can be clearly judged whether to be discharged or not under the action of the spot lamp.
As a further preferable scheme, a smoke exhausting device is arranged at the upper end of the test port.
The beneficial effects of the invention are as follows: in the use process, the to-be-detected high-efficiency filter is placed at the test port, and the high-efficiency filter and the test port are sealed by water through the water medium between the water retaining edge and the convex edge; the smoke generator discharges smoke into the static pressure flow equalizing box, positive pressure is arranged in the static pressure flow equalizing box, if the high-efficiency filter to be tested has a leakage point, smoke is discharged from the leakage point, if the high-efficiency filter does not have the leakage point, air can be discharged from the high-efficiency filter, the smoke can not pass through the high-efficiency filter due to larger molecules, and whether the leakage point exists in the high-efficiency filter can be rapidly judged by whether the smoke exists in the gas discharged from the high-efficiency filter. The method can judge whether the leakage point exists or not and the position of the leakage point within 1 minute, the efficiency is very high.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
In the figure, 1 is smoke extraction equipment, 2 is a high-efficiency filter to be detected, 3 is a static pressure flow equalization box, 4 is an air inlet box, 5 is a primary filter, 6 is a medium-efficiency filter, 7 is a second pressure sensor, 8 is a variable frequency fan, 9 is a smoke return pipe, 10 is a first pressure sensor, 11 is a flue, 12 is a smoke generator, 13 is a floor drain, 14 is a drain pipe, 15 is a spotlight, 16 is a smoke generation box and 17 is a box body.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
According to the figure 1, the high-efficiency filter leakage test detection table comprises a box body 17, a smoke generator 12, a variable frequency fan 8, a medium-efficiency filter 6 and a primary filter 5, wherein the box body 17 comprises a smoke generation box 16, a static pressure flow equalization box 3 and an air inlet box 4, the smoke generator 12 is arranged in the smoke generation box 12, a smoke outlet of the smoke generator 12 is connected with a smoke flue 11, an outlet of the smoke flue 11 is arranged in the static pressure flow equalization box 3, a test port is arranged at the upper end of the static pressure flow equalization box 3, and an outlet of the smoke flue 11 corresponds to the test port; a variable frequency fan 8 is arranged in the air inlet box 4, and an air outlet of the variable frequency fan 8 is arranged in the static pressure flow equalizing box 3; a primary filter 5 and a middle-effect filter 6 are sequentially arranged at the air inlet end of the air inlet box 1 from outside to inside; the primary filter and the intermediate filter are used for filtering air entering the air inlet box, so that polluted air is prevented from entering the static pressure flow equalizing box, and the high-efficiency filter to be detected is polluted.
A smoke sensor and a first pressure sensor 10 are arranged in the static pressure flow equalizing box 3, a second pressure sensor 7 is arranged in the air inlet box, and the first pressure sensor 10 and the second pressure sensor 7 are connected with a pressure gauge; the smoke sensor 12 is connected with a signal input port of the controller, and an output port of the controller is connected with the smoke generator 12 and the variable frequency fan 8. The smoke concentration in the static pressure flow equalizing box is measured through the smoke sensor, and the controller controls the smoke generator to smoke and controls the power of the variable frequency fan through the information.
Be provided with back tobacco pipe 9 between static pressure flow equalizing box 3 and inlet box 4, back tobacco pipe 9 one end opening set up in static pressure flow equalizing box 3, the other end opening sets up in the inlet box, under the effect of variable frequency fan 8, can produce negative pressure in inlet box 4, static pressure flow equalizing box 3 can produce the malleation, the flue gas in the static pressure flow equalizing box 3 can follow back the tobacco pipe in get into the inlet box, blow into the static pressure flow equalizing box through variable frequency fan, this in-process can make the flue gas more even.
The upper surface of the box body 17 is an operation table surface, the middle part of the operation table surface and the periphery of the test port are provided with water blocking edges, the periphery of the operation table surface is provided with convex edges, and a layer of water medium is arranged between the water blocking edges and the convex edges.
The side of the box 17 is provided with a drain pipe 14, the upper port of the drain pipe 14 is arranged on the surface of an operation table surface at the upper end of the box 17, the lower end of the drain pipe 14 is connected with a floor drain 13, and the upper port of the drain pipe 14 is provided with a ball valve.
A spotlight 15 is arranged at the side of the box body, and the irradiation direction of the spotlight 15 is the position of a test port; the smoke can be clearly judged whether to be discharged or not under the action of the spot lamp.
The upper end of the test port is provided with a smoke exhausting device 1.
In the use process, the to-be-detected high-efficiency filter is placed at the test port, and the high-efficiency filter and the test port are sealed by water through the water medium between the water retaining edge and the convex edge; the smoke generator discharges smoke into the static pressure flow equalizing box, positive pressure is arranged in the static pressure flow equalizing box, if the high-efficiency filter to be tested has a leakage point, smoke is discharged from the leakage point, if the high-efficiency filter does not have the leakage point, air can be discharged from the high-efficiency filter, the smoke can not pass through the high-efficiency filter due to larger molecules, and whether the leakage point exists in the high-efficiency filter can be rapidly judged by whether the smoke exists in the gas discharged from the high-efficiency filter. The method can judge whether the leakage point exists or not and the position of the leakage point within 1 minute, and has high efficiency.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (3)
1. The utility model provides a high-efficient filter leakage test detects platform, includes box, smoke generator, variable frequency fan, well effect filter and elementary filter, its characterized in that: the box body comprises a smoke generation box, a static pressure flow equalizing box and an air inlet box, a smoke generator is arranged in the smoke generation box, a smoke outlet of the smoke generator is connected with a flue, an outlet of the flue is arranged in the static pressure flow equalizing box, a test port is arranged at the upper end of the static pressure flow equalizing box, and the outlet of the flue corresponds to the test port; a variable frequency fan is arranged in the air inlet box, and an air outlet of the variable frequency fan is arranged in the static pressure flow equalizing box; a primary filter and a middle-effect filter are sequentially arranged at the air inlet end of the air inlet box from outside to inside; a smoke sensor and a first pressure sensor are arranged in the static pressure flow equalizing box, a second pressure sensor is arranged in the air inlet box, and the first pressure sensor and the second pressure sensor are connected with a pressure gauge; the smoke sensor is connected with a signal input port of the controller, and an output port of the controller is connected with the smoke generator and the variable frequency fan;
a smoke return pipe is arranged between the static pressure flow equalizing box and the air inlet box, one end opening of the smoke return pipe is arranged in the static pressure flow equalizing box, and the other end opening of the smoke return pipe is arranged in the air inlet box;
a spot lamp is arranged at the side of the box body, and the irradiation direction of the spot lamp is the position of the test port;
and a smoke exhausting device is arranged at the upper end of the test port.
2. The high efficiency filter leak test stand of claim 1, wherein: the upper surface of the box body is an operation table surface, the middle part of the operation table surface and the periphery of the test port are provided with water blocking edges, the periphery of the operation table surface is provided with convex edges, and a layer of water medium is arranged between the water blocking edges and the convex edges.
3. The high efficiency filter leak test stand of claim 1, wherein: the side of the box body is provided with a drain pipe, the upper port of the drain pipe is arranged on the surface of the operation table surface at the upper end of the box body, the lower end of the drain pipe is connected with a floor drain, and the upper port of the drain pipe is provided with a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307403.4A CN106959193B (en) | 2017-05-04 | 2017-05-04 | High-efficient filter leakage test detects platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307403.4A CN106959193B (en) | 2017-05-04 | 2017-05-04 | High-efficient filter leakage test detects platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106959193A CN106959193A (en) | 2017-07-18 |
| CN106959193B true CN106959193B (en) | 2024-02-02 |
Family
ID=59481740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710307403.4A Active CN106959193B (en) | 2017-05-04 | 2017-05-04 | High-efficient filter leakage test detects platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106959193B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449554A (en) * | 2017-07-19 | 2017-12-08 | 广州金田瑞麟环境科技有限公司 | A kind of high efficiency particulate air filter detection device |
| CN109060261A (en) * | 2018-09-11 | 2018-12-21 | 尉清科 | A kind of high efficiency particle air filter leak source leak detection testboard |
| CN109916563A (en) * | 2019-03-06 | 2019-06-21 | 北京金淏源净化技术有限公司 | Filter detection platform |
| CN109781353A (en) * | 2019-03-13 | 2019-05-21 | 上海理工大学 | A kind of new type of high efficiency filter test equipment |
| CN110082044A (en) * | 2019-03-21 | 2019-08-02 | 四川合力洁净技术股份有限公司 | High efficiency particulate air filter detection device |
| CN113390565A (en) * | 2021-06-07 | 2021-09-14 | 佛山市顺德区阿波罗环保器材有限公司 | Air leakage detection device of filter screen and test method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646558A (en) * | 1983-11-10 | 1987-03-03 | Cambridge Filter Corp. | Method for leak testing air filters |
| CN201269796Y (en) * | 2008-10-14 | 2009-07-08 | 苏州市苏信净化设备厂 | Scanning experiment platform for high-efficient filter |
| CN202006067U (en) * | 2011-01-25 | 2011-10-12 | 东莞市长原科技实业有限公司 | Liquid tank sealed filter for fan filter unit |
| CN102778422A (en) * | 2012-08-16 | 2012-11-14 | 苏州优加环境科技有限公司 | Air filter detection platform |
| CN205748830U (en) * | 2016-06-29 | 2016-11-30 | 山东新华医疗器械股份有限公司 | A kind of dry heat sterilizer high efficiency particulate air filter leak detection system and dry heat sterilizer |
| CN206772520U (en) * | 2017-05-04 | 2017-12-19 | 辽宁洁斐尔空气净化设备有限公司 | A kind of high efficiency particulate air filter leak-testing monitor station |
-
2017
- 2017-05-04 CN CN201710307403.4A patent/CN106959193B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4646558A (en) * | 1983-11-10 | 1987-03-03 | Cambridge Filter Corp. | Method for leak testing air filters |
| CN201269796Y (en) * | 2008-10-14 | 2009-07-08 | 苏州市苏信净化设备厂 | Scanning experiment platform for high-efficient filter |
| CN202006067U (en) * | 2011-01-25 | 2011-10-12 | 东莞市长原科技实业有限公司 | Liquid tank sealed filter for fan filter unit |
| CN102778422A (en) * | 2012-08-16 | 2012-11-14 | 苏州优加环境科技有限公司 | Air filter detection platform |
| CN205748830U (en) * | 2016-06-29 | 2016-11-30 | 山东新华医疗器械股份有限公司 | A kind of dry heat sterilizer high efficiency particulate air filter leak detection system and dry heat sterilizer |
| CN206772520U (en) * | 2017-05-04 | 2017-12-19 | 辽宁洁斐尔空气净化设备有限公司 | A kind of high efficiency particulate air filter leak-testing monitor station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106959193A (en) | 2017-07-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106959193B (en) | High-efficient filter leakage test detects platform | |
| CN107572482B (en) | A kind of self elevation adaption oxygen generation system and method for producing oxygen through | |
| CN105688530B (en) | A kind of more Differential pressure control methods of sack cleaner | |
| CN207007439U (en) | A kind of battery leakage detection means | |
| CN104792723B (en) | Absorption device and method of mineral oil in sulfur hexafluoride gas | |
| CN204637911U (en) | A kind of exhaust treatment system | |
| CN108579311A (en) | Air-borne dust high-efficient treatment device based on Internet of Things artificial intelligence | |
| CN208302471U (en) | A kind of activated carbon adsorption device | |
| CN104453985A (en) | Water-sealing fire-retarding explosion-venting device and control method thereof | |
| CN206638396U (en) | Waterproof detection system | |
| CN210674654U (en) | Environment-friendly incence burner gas cleaning system | |
| CN206772520U (en) | A kind of high efficiency particulate air filter leak-testing monitor station | |
| CN203869885U (en) | Evenly wind sending device | |
| CN105003899A (en) | Real-time control low-scale environment-friendly boiler device | |
| CN206986157U (en) | Rice blast bacterium inoculation device | |
| CN205538110U (en) | A device for testing shell body gas tightness | |
| CN205949439U (en) | Mill uses smoke extract device | |
| CN107174909A (en) | A kind of boiler dust removal device and its dust removal method | |
| CN209204865U (en) | A kind of module absorption drier adsorption tower | |
| CN209069531U (en) | A kind of air-tightness detection device for pipeline | |
| CN206207016U (en) | A kind of gas safety drainage arrangement | |
| CN211133454U (en) | Flue gas filtering device for boiler | |
| CN206881450U (en) | A kind of novel absorbent charcoal adsorption tanks | |
| CN205120558U (en) | Device group of power supply is provided for infrared analysis appearance | |
| CN204312123U (en) | A kind of water-sealing fire-retardant explosion venting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |