CN113406273A - Testing arrangement of pipeline cleanliness - Google Patents
Testing arrangement of pipeline cleanliness Download PDFInfo
- Publication number
- CN113406273A CN113406273A CN202110563126.XA CN202110563126A CN113406273A CN 113406273 A CN113406273 A CN 113406273A CN 202110563126 A CN202110563126 A CN 202110563126A CN 113406273 A CN113406273 A CN 113406273A
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- Prior art keywords
- cleaning
- pipeline
- filter membrane
- cleanliness
- testing
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- 238000012360 testing method Methods 0.000 title claims abstract description 43
- 230000003749 cleanliness Effects 0.000 title claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 106
- 239000002904 solvent Substances 0.000 claims abstract description 36
- 239000012528 membrane Substances 0.000 claims abstract description 32
- 239000007921 spray Substances 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000011045 prefiltration Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012459 cleaning agent Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000006388 chemical passivation reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N2015/0096—Investigating consistence of powders, dustability, dustiness
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Abstract
The invention provides a device for testing the cleanliness of a pipeline, which comprises a first cleaning pipeline, a cleaning solvent pump, a cleaning solvent storage tank and a filter membrane holder, wherein the cleaning solvent pump is arranged at one end of the first cleaning pipeline, and the other end of the first cleaning pipeline is provided with a first stop valve; the filter membrane holder, the cleaning solvent storage tank and the cleaning solvent pump are sequentially connected, a pipeline sample to be tested is arranged between the first stop valve and the filter membrane holder, and the pipeline sample to be tested is communicated with the first cleaning pipeline; by adopting the pipeline cleanliness testing device provided by the invention, the washing and collecting filtration of the external spray gun is changed into the circulating washing and filtering of the internal cleaning liquid, so that the device is not in contact with the environment, the external impurities in the product and the environment are prevented from entering, the testing result is not influenced, and the testing precision is greatly improved.
Description
Technical Field
The invention relates to a testing device, in particular to a testing device for the cleanliness of a pipeline.
Background
Pipeline cleaning refers to cleaning a pipeline to restore the surface of a material in the pipeline. After cleaning, a layer of compact chemical passivation film is formed on the surface of clean metal, so that dirt can be effectively prevented from being generated again, equipment can be effectively protected, the equipment is not corroded or subjected to other chemical destruction, the safety of the equipment is effectively guaranteed, and the service life of the equipment is prolonged.
After the 0PF pipeline, the turbocharging pipe and the oil pipe are completely operated, the pipeline is required to be cleaned, and the cleanliness is required to be tested. In a conventional testing device, a sample is washed by a spray gun, a cleaning solvent is collected in a collection tank, and then the collection tank is vacuumized for filtration. By adopting the test mode, impurities on the outer surface of the product and impurities in the environment can enter the collecting tank, and the test result of the product is influenced finally.
Disclosure of Invention
In view of the above, the invention provides a device for testing the cleanliness of a pipeline, which changes the washing and collecting filtration of an external spray gun into the circulating washing and filtering of internal cleaning liquid, so that the device is not in contact with the environment, thereby preventing external impurities in products and the environment from entering, not influencing the test result, and greatly improving the test precision.
The invention provides a device for testing the cleanliness of a pipeline, which comprises a first cleaning pipeline, a cleaning solvent pump, a cleaning solvent storage tank and a filter membrane holder, wherein the cleaning solvent pump is arranged at one end of the first cleaning pipeline, and the other end of the first cleaning pipeline is provided with a first stop valve; the filter membrane holder, the cleaning solvent storage tank and the cleaning solvent pump are sequentially connected, a pipeline sample to be tested is arranged between the first stop valve and the filter membrane holder, and the pipeline sample to be tested is communicated with the first cleaning pipeline.
Further, the testing device further comprises a second cleaning pipeline, and a second stop valve and a cleaning spray gun are arranged on the second cleaning pipeline.
Furthermore, the cleaning spray gun is arranged at one end of the second cleaning pipeline, and the other end of the second cleaning pipeline is communicated with the first cleaning pipeline.
Further, the second shut-off valve is located between the cleaning spray gun and the first shut-off valve.
Furthermore, a pre-filtering filter membrane group is arranged on the first cleaning pipeline.
Further, the prefiltration filter membrane groups are arranged into at least one group.
Further, a pressure gauge is arranged on the first cleaning pipeline.
The invention provides a device for testing the cleanliness of a pipeline, which mainly comprises a first cleaning pipeline, a cleaning solvent pump, a cleaning solvent storage tank and a filter membrane holder, wherein the cleaning solvent pump is arranged at one end of the first cleaning pipeline, and the other end of the first cleaning pipeline is provided with a first stop valve; the filter membrane holder, the cleaning solvent storage tank and the cleaning solvent pump are connected in sequence; when the device works, a pipeline sample to be tested is connected between a first stop valve and a filter membrane holder, so that the pipeline sample to be tested is communicated with a first cleaning pipeline, a filter membrane with a proper size is selected to be installed in the filter membrane holder, the position of the first stop valve is adjusted, so that a cleaning agent flows through the pipeline sample to be tested, then a cleaning solvent pump is started, the cleaning pressure is adjusted (by means of a pressure gauge), the cleaning solvent pump is stopped after the circulating cleaning time is up, and the filter membrane is taken out for impurity particle analysis, so that a test result can be obtained; the cleaning pipeline is directly connected with a pipeline sample to be tested, the cleaning liquid directly returns to the storage tank through the sample and the filter membrane, the cleaning liquid is not in contact with the external environment, external impurities are prevented from entering to influence a test result, and the test precision is greatly improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a device for testing cleanliness of a pipeline according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1, a testing apparatus for testing cleanliness of a pipeline according to an embodiment of the present invention is shown, which includes a first cleaning pipeline 1, a cleaning solvent pump 2, a cleaning solvent storage tank 3, and a filter membrane holder 4, where the cleaning solvent pump 2 is disposed at one end of the first cleaning pipeline 1, and a first stop valve 5 is disposed at the other end of the first cleaning pipeline 1; the filter membrane holder 4, the cleaning solvent storage tank 3 and the cleaning solvent pump 2 are connected in sequence, the pipeline sample to be tested 6 is arranged between the first stop valve 5 and the filter membrane holder 4, and the pipeline sample to be tested 6 is communicated with the first cleaning pipeline 1.
The device for testing the cleanliness of the pipeline provided by the embodiment mainly comprises a first cleaning pipeline 1, a cleaning solvent pump 2, a cleaning solvent storage tank 3 and a filter membrane holder 4, wherein the cleaning solvent pump 2 is arranged at one end of the first cleaning pipeline 1, and a first stop valve 5 is arranged at the other end of the first cleaning pipeline 1; the filter membrane holder 4, the cleaning solvent storage tank 3 and the cleaning solvent pump 2 are connected in sequence; when the device works, a pipeline sample 6 to be tested is connected between a first stop valve 5 and a filter membrane holder 4, so that the pipeline sample 6 to be tested is communicated with a first cleaning pipeline 1, a filter membrane with a proper size is selected to be installed in the filter membrane holder 4, the position of the first stop valve 5 is adjusted, a cleaning agent flows through the pipeline sample 6 to be tested, then a cleaning solvent pump 2 is started, the cleaning pressure is adjusted, the cleaning solvent pump 2 is stopped after the circulating cleaning time is up, and the filter membrane is taken out for impurity particle analysis, so that a test result can be obtained; the cleaning pipeline is directly connected with the pipeline sample 6 to be tested, the cleaning liquid directly returns to the storage tank through the sample and the filter membrane, the cleaning liquid is not in contact with the external environment, external impurities are prevented from entering to influence the test result, and the test precision is greatly improved.
Example two:
referring to fig. 1, a testing apparatus for testing cleanliness of a pipeline according to a second embodiment of the present invention is shown in the drawing, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above embodiment: the testing device also comprises a second cleaning pipeline 7, and a second stop valve 8 and a cleaning spray gun 9 are arranged on the second cleaning pipeline 7; the cleaning spray gun 9 is arranged at one end of the second cleaning pipeline 7, and the other end of the second cleaning pipeline 7 is communicated with the first cleaning pipeline 1; the second shut-off valve 8 is located between the cleaning spray gun 9 and the first shut-off valve 5. The first stop valve 5 is closed, and the second stop valve 8, the cleaning solvent pump 2 and the cleaning spray gun 9 are opened, so that the external cleaning work can be performed.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: the second washs pipeline 7, second stop valve 8 and washs the setting of spray gun 9, can finish the back at the test, carries out the outside to each clean test part and washes, not only can not influence the testing result, can also improve work efficiency simultaneously.
Example three:
referring to fig. 1, a testing apparatus for testing cleanliness of a pipeline according to a third embodiment of the present invention is shown in the drawing, and the present embodiment further makes the following technical solutions as improvements on the basis of the above embodiment: the first cleaning pipeline 1 is provided with a pre-filtering filter membrane group 10; the pre-filter membrane module 10 is provided in at least one set.
Through the above further improvement, the present embodiment has the following advantages compared with the prior art: impurity in the pipeline that will wash filters in advance, can not get into the sample in, improves the testing result.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The device for testing the cleanliness of the pipeline is characterized by comprising a first cleaning pipeline (1), a cleaning solvent pump (2), a cleaning solvent storage tank (3) and a filter membrane holder (4), wherein the cleaning solvent pump (2) is arranged at one end of the first cleaning pipeline (1), and a first stop valve (5) is arranged at the other end of the first cleaning pipeline (1); the filter membrane holder (4), the cleaning solvent storage tank (3) and the cleaning solvent pump (2) are sequentially connected, a pipeline sample to be tested (6) is arranged between the first stop valve (5) and the filter membrane holder (4), and the pipeline sample to be tested (6) is communicated with the first cleaning pipeline (1).
2. The test device for the cleanliness of pipelines according to claim 1, characterized by further comprising a second cleaning pipeline (7), wherein a second stop valve (8) and a cleaning spray gun (9) are arranged on the second cleaning pipeline (7).
3. The test device for the cleanliness of pipelines according to claim 2, wherein the cleaning spray gun (9) is arranged at one end of the second cleaning pipeline (7), and the other end of the second cleaning pipeline (7) is communicated with the first cleaning pipeline (1).
4. A test device of the cleanliness of pipelines according to claim 3, characterized in that the second shut-off valve (8) is located between the cleaning lance (9) and the first shut-off valve (5).
5. The test device for the cleanliness of pipelines according to claim 4, characterized in that the first cleaning pipeline (1) is provided with a pre-filtering filter membrane group (10).
6. A test device for the cleanliness of pipelines according to claim 5, characterized in that the pre-filter membrane groups (10) are arranged in at least one group.
7. The test device for the cleanliness of the pipeline according to claim 6, wherein a pressure gauge is arranged on the first cleaning pipeline (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110563126.XA CN113406273A (en) | 2021-05-24 | 2021-05-24 | Testing arrangement of pipeline cleanliness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110563126.XA CN113406273A (en) | 2021-05-24 | 2021-05-24 | Testing arrangement of pipeline cleanliness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113406273A true CN113406273A (en) | 2021-09-17 |
Family
ID=77679304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110563126.XA Pending CN113406273A (en) | 2021-05-24 | 2021-05-24 | Testing arrangement of pipeline cleanliness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113406273A (en) |
-
2021
- 2021-05-24 CN CN202110563126.XA patent/CN113406273A/en active Pending
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