CN211318119U - Dust concentration detection system for dust prevention test - Google Patents
Dust concentration detection system for dust prevention test Download PDFInfo
- Publication number
- CN211318119U CN211318119U CN201922180427.5U CN201922180427U CN211318119U CN 211318119 U CN211318119 U CN 211318119U CN 201922180427 U CN201922180427 U CN 201922180427U CN 211318119 U CN211318119 U CN 211318119U
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- Prior art keywords
- joint
- dust
- dust collecting
- pipeline
- hole
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- 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.)
- Expired - Fee Related
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- 239000000428 dust Substances 0.000 title claims abstract description 70
- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 230000002265 prevention Effects 0.000 title description 4
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000523 sample Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Abstract
The utility model discloses a dust concentration detection system for a dust-proof test, which comprises a dust collecting device, wherein the dust collecting device comprises a test box body, a first pipeline and a dust collecting mechanism; the dust collecting mechanism comprises a first joint, an accommodating box, a dust collecting piece and a second joint, and an opening is formed in the accommodating box; the dust collecting piece comprises a first plate, filter paper and a second plate which are sequentially stacked, a first through hole is formed in the first plate, a second through hole is formed in the second plate, the first through hole and the second through hole are correspondingly arranged, and the dust collecting piece penetrates through the accommodating box through the opening of the accommodating box; air exhaust device, air exhaust device includes the second pipeline, be equipped with pressure regulating valve, solenoid valve, vacuum generator and flowmeter on the second pipeline in proper order, the second pipeline be equipped with the flowmeter one end with the second connects the intercommunication. The stability is high, and the stability of equipment is convenient to maintain and keep.
Description
Technical Field
The utility model relates to a dust detection field, specific is a dustproof experimental dust concentration detecting system.
Background
The existing dust concentration detector device of the dust-proof testing machine is mainly characterized in that a dust concentration detection controller is arranged outside the equipment, a plug-in dust sensor is arranged in an equipment box body, the working mode is that dust particles and a probe are induced to generate static charges, signals are amplified through the probe and are transmitted into a detection control system, and the dust concentration is monitored.
The existing dust concentration detector of the dustproof testing machine is expensive and high in design cost, and most of the existing dust concentration detectors are imported; the data interference factor is more. Example (c): factors such as fuel oil waste gas, smoke and water mist influence the accuracy of data; the probe needs to be maintained regularly, and dust and stains on the surface of the probe are cleaned; the service life is limited, the service life is generally about 3 years, the precision is reduced, and the measurement accuracy cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect among the prior art, the embodiment of the utility model provides a dustproof experimental dust concentration detecting system, its stability is high, is convenient for maintain and keep the stability of equipment.
In order to achieve the above object, the embodiment of the present application discloses a dust concentration detection system for dust prevention test, including:
the dust collecting device comprises a test box body, a first pipeline and a dust collecting mechanism; the dust collecting mechanism comprises a first joint, an accommodating box, a dust collecting piece and a second joint, the first joint is in a round table shape, the second joint is in a funnel shape, the larger end face of the first joint is communicated with the accommodating box, the larger end face of the second joint is communicated with the accommodating box, the extension of the central shaft of the first joint is overlapped with the extension of the central shaft of the second joint, the first joint is communicated with the first pipeline through the smaller end face, and the accommodating box is provided with an opening; the dust collecting piece comprises a first plate, filter paper and a second plate which are sequentially stacked, a first through hole is formed in the first plate, a second through hole is formed in the second plate, the first through hole and the second through hole are correspondingly arranged, the filter paper is exposed out of the first through hole and the second through hole, the dust collecting piece penetrates through the accommodating box through an opening of the accommodating box, the first plate is arranged close to the first joint, and the second plate is arranged close to the second joint;
air exhaust device, air exhaust device includes the second pipeline, be equipped with pressure regulating valve, solenoid valve, vacuum generator and flowmeter on the second pipeline in proper order, the second pipeline be equipped with the flowmeter one end with the second connects the intercommunication.
Preferably, a pneumatic ball valve is arranged on the first pipeline.
Preferably, the dust collecting member can abut against an inner wall of the opening of the accommodating box.
Preferably, an air filter is further disposed on the second pipeline, and the air filter is disposed at a position of the second pipeline close to the second joint.
Preferably, the first pipe is made of a steel pipe.
Preferably, the second pipeline is a PU air pipe.
The utility model has the advantages as follows:
1. the integration piece and the first containing box are matched with each other to collect dust, so that filter paper is convenient to replace, and the installation and operation are simple;
2. the air filter is adopted, so that the situation that the environment is polluted because the filter paper is not filtered thoroughly is prevented, and the problems that the probe is accumulated with dust and the monitoring data is inaccurate in the prior art are solved;
3. the design of the first joint of round platform form and the two second joints of funnel can ensure the area of contact of the air that awaits measuring and filter paper.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a dust concentration detection system in a dust-proof test according to an embodiment of the present invention;
FIG. 2 is a sectional view of the dust concentration detection system in an embodiment of the present invention;
reference numerals of the above figures:
1. a dust collection device; 11. a test box body; 12. a first conduit; 121. a pneumatic ball valve; 13. a dust collecting mechanism; 131. a first joint; 132. an accommodating box; 133. an opening; 134. a second joint; 135. a dust collecting member; 136. a first plate member; 138. a second plate member;
2. an air extraction device; 21. a pressure regulating valve; 22. an electromagnetic valve; 23. a vacuum generator; 24. a flow meter; 25. an air filter.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
In order to achieve the above object, the utility model provides a dustproof test dust concentration detection system, including dust collection device 1 and air exhaust device 2.
In the present embodiment, referring to fig. 1, the dust collecting device 1 includes a testing box 11, a first pipe 12 and a dust collecting mechanism 13; the first pipe 12 connects the test box 11 and the dust collecting part 135 together, the first pipe 12 is further provided with a pneumatic ball valve 121, and the dust collecting mechanism 13 comprises a circular truncated cone-shaped first joint 131, a rectangular parallelepiped containing box 132, a funnel-shaped second joint 134 and the dust collecting part 135; the lower end surface of the first joint 131 is connected to the upper portion of the accommodating case 132, and the upper end surface of the second joint 134 is connected to the lower portion of the accommodating case 132.
Further, referring to fig. 2, an opening 133 is disposed on a left side surface of the accommodating box 132, the dust collecting member 135 is inserted into the accommodating box 132 from the opening 133, filter paper is disposed between a first plate 136 and a second plate 138 of the dust collecting member 135, a first through hole is disposed on the first plate 136, a second through hole is disposed on the second plate 138, and the first through hole and the second through hole are correspondingly disposed.
Further, referring to fig. 1, the air extractor 2 includes a pressure regulating valve 21, a solenoid valve 22, a vacuum generator 23, a flow meter 24, and an air filter 25. And a pressure regulating valve 21, an electromagnetic valve 22, a vacuum generator 23, a flowmeter 24 and an air filter 25 are sequentially arranged on the second pipeline, and one end of the second pipeline, which is provided with the air filter 25, is connected with the bottom of the second joint 134.
It can be understood that, in the present embodiment, the first pipe 12 is composed of a steel pipe, and the second pipe is a PU pipe.
It is understood that the dust concentration detection system for dust prevention test further comprises a control mechanism, and the control mechanism is electrically connected with the pressure regulating valve 21, the electromagnetic valve 22, the vacuum generator 23, the flow meter 24, the air filter 25 and the pneumatic ball valve 121.
With the above structure, referring to fig. 1 and 2, the control mechanism is started, and opens the start ball valve, the pressure regulating valve 21, the electromagnetic valve 22, the vacuum generator 23, the flow meter 24, and the air filter 25.
Referring to fig. 1, air enters the pressure regulating valve 21 through the second pipeline on the left side of the pressure regulating valve 21 (the pressure regulating valve 21 is responsible for regulating the air pressure entering the air pumping system, and the negative pressure generated by the vacuum generator is different due to the difference in pressure, and the air pumping rate is different), the pressure regulating valve 21 regulates the required pressure, the air enters the vacuum generator 23 through the electromagnetic valve 22, the air enters the vacuum generator 23 from the left side of the vacuum generator 23, flows out from the outlet on the upper part of the right end of the vacuum generator 23, and flows out to the outlet on the upper part of the right end of the opening 133 connected with the second pipeline on the movable lower part, and further forms negative pressure at the opening 133 connected with the second pipeline to pump the air to be measured of the dust collecting device 1.
Further, the air to be tested in the dust collecting device 1 enters the first connector 131 from the first copper pipe 12 of the test box 11, further passes through the filter paper of the dust collecting member 135, further enters the air filter 25 through the second connector 134, and then enters the vacuum generator 23 through the flow meter 24. When the air volume detected by the flowmeter 24 reaches a set value, a signal is output to the control mechanism, the control mechanism closes the vacuum generator 23, the air suction is stopped, the pneumatic ball valve 121 is closed, and the electromagnetic valve 22 is closed.
Further, the dust concentration is calculated by weighing the weight of the dust by drawing out the dust collecting member 135.
Furthermore, the air to be measured enters the air filter 25 after passing through the integrated component, so that the situation that the environment is polluted due to the fact that the filter paper is not filtered thoroughly is prevented, and the filter is added to serve as protection.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (6)
1. The utility model provides a dustproof experimental dust concentration detection system which characterized in that includes:
the dust collecting device comprises a test box body, a first pipeline and a dust collecting mechanism; the dust collecting mechanism comprises a first joint, an accommodating box, a dust collecting piece and a second joint, the first joint is in a round table shape, the second joint is in a funnel shape, the larger end face of the first joint is communicated with the accommodating box, the larger end face of the second joint is communicated with the accommodating box, the extension of the central shaft of the first joint is overlapped with the extension of the central shaft of the second joint, the first joint is communicated with the first pipeline through the smaller end face, and the accommodating box is provided with an opening; the dust collecting piece comprises a first plate, filter paper and a second plate which are sequentially stacked, a first through hole is formed in the first plate, a second through hole is formed in the second plate, the first through hole and the second through hole are correspondingly arranged, the filter paper is exposed out of the first through hole and the second through hole, the dust collecting piece penetrates through the accommodating box through an opening of the accommodating box, the first plate is arranged close to the first joint, and the second plate is arranged close to the second joint;
air exhaust device, air exhaust device includes the second pipeline, be equipped with pressure regulating valve, solenoid valve, vacuum generator and flowmeter on the second pipeline in proper order, the second pipeline be equipped with the flowmeter one end with the second connects the intercommunication.
2. The dust test dust concentration detection system of claim 1, wherein a pneumatic ball valve is disposed on the first pipe.
3. The dust-proof test dust concentration detection system according to claim 1, wherein the dust collecting member is capable of abutting against an inner wall of the opening of the housing box.
4. The dust concentration detection system according to claim 1, wherein an air filter is further provided on the second pipe, and the air filter is provided at a position of the second pipe near the second joint.
5. The dust concentration detection system of claim 1, wherein the first pipe is made of steel pipe.
6. The dust concentration detection system for dust-proof test of claim 1, wherein the second pipeline is a PU air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180427.5U CN211318119U (en) | 2019-12-09 | 2019-12-09 | Dust concentration detection system for dust prevention test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180427.5U CN211318119U (en) | 2019-12-09 | 2019-12-09 | Dust concentration detection system for dust prevention test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211318119U true CN211318119U (en) | 2020-08-21 |
Family
ID=72082432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922180427.5U Expired - Fee Related CN211318119U (en) | 2019-12-09 | 2019-12-09 | Dust concentration detection system for dust prevention test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211318119U (en) |
-
2019
- 2019-12-09 CN CN201922180427.5U patent/CN211318119U/en not_active Expired - Fee Related
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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: 20200821 |