CN221434257U - Be used for range obstruction phenomenon appearance gas circuit to prevent blocking device - Google Patents
Be used for range obstruction phenomenon appearance gas circuit to prevent blocking device Download PDFInfo
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- CN221434257U CN221434257U CN202323193848.4U CN202323193848U CN221434257U CN 221434257 U CN221434257 U CN 221434257U CN 202323193848 U CN202323193848 U CN 202323193848U CN 221434257 U CN221434257 U CN 221434257U
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- equipment main
- gas circuit
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- sleeve
- blocking mechanism
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- 230000000903 blocking effect Effects 0.000 title claims description 3
- 230000001681 protective effect Effects 0.000 claims abstract description 37
- 238000005070 sampling Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000007790 scraping Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims description 7
- 230000006735 deficit Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 21
- 238000004140 cleaning Methods 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 6
- 239000002245 particle Substances 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an air channel anti-blocking device for a vision obstruction phenomenon instrument, which comprises an equipment main body and an air inlet unit arranged on the upper surface of the equipment main body, wherein an air channel anti-blocking mechanism is detachably arranged on the upper surface of the equipment main body and is sleeved on the periphery of the air inlet unit; the anti-blocking mechanism of gas circuit includes: the device comprises a base, a protective sleeve, a threaded sleeve, a protective cylinder, a motor, a supporting rod and two scraping plates; the utility model has the advantages that: the upper surface of the existing equipment main body is detachably provided with an air channel anti-blocking mechanism, the air channel anti-blocking mechanism is sleeved on the periphery of the air inlet unit, dust in the air is filtered firstly, dust on the inner side surface of the protective cylinder is cleaned by utilizing a scraping plate, the dust falls between the protective sleeve and the protective cylinder, so that the entering amount of the dust into the sampling cap is reduced, the cleaning period of the inside of the pipeline is prolonged, the cleaning times of the inside of the pipeline are reduced, and the service time of the vision obstruction phenomenon instrument is prolonged.
Description
Technical field:
The utility model relates to the technical field of vision impairment phenomenon instrument equipment, in particular to an air channel anti-blocking device for a vision impairment phenomenon instrument.
The background technology is as follows:
The vision impairment phenomenon instrument is a device for improving the accuracy of vision impairment phenomenon judgment by measuring mass concentration of PM10, PM2.5 and PM1 in air on line. The working principle is as follows: the air enters the optical measuring cavity after dehumidification at a certain flow rate, and the light source irradiates on suspended particles in the aerosol sample to generate scattering and is received by a receiver at a certain specific angle. The system measures the number and the particle size of the particulate matters according to the frequency and the intensity of the received scattered light pulse signals, and the mass concentration of PM10, PM2.5 and PM1 in the sample air is obtained through correction.
The vision obstruction instrument consists of an air inlet unit, a measuring and controlling unit, an auxiliary measuring unit, a flow control unit, a data processing and transmitting unit, a power supply unit, a base and a bracket; the air inlet unit comprises a sampling cap, a cutter and a sampling tube, when the air inlet unit is used for collecting, air flow enters the cutter through the sampling cap to carry out large particle separation treatment, the cutter consists of a cylindrical hopper and a conical cavity, the air flow drives particles to do rotary motion in the cavity, larger particles are precipitated under the action of centrifugal force, and smaller particles enter the equipment main body through the sampling tube along with the air flow to carry out subsequent treatment work.
The problems existing at present are: the equipment is operated for a long time, so that residual dust is accumulated at the connection parts inside the pipelines of the sampling cap, the cutter and the sampling pipe, and cleaning work inside the pipelines is usually carried out every three months.
Therefore, in order to prolong the cleaning period and reduce the cleaning times of the inside of the pipeline, a new technical scheme is needed to be provided for relieving the problem of blockage of the inside of the pipeline.
The utility model comprises the following steps:
The utility model aims to provide an air channel anti-blocking device for a vision obstruction phenomenon instrument, which is used for solving the problems in the background technology.
The utility model is implemented by the following technical scheme:
The air channel anti-blocking device for the vision range obstruction phenomenon instrument comprises an equipment main body and an air inlet unit arranged on the upper surface of the equipment main body, wherein an air channel anti-blocking mechanism is detachably arranged on the upper surface of the equipment main body, and the air channel anti-blocking mechanism is sleeved on the periphery of the air inlet unit; the gas circuit anti-blocking mechanism comprises: the device comprises a base, a protective sleeve, a threaded sleeve, a protective cylinder, a motor, a supporting rod and two scraping plates; the base is fixed on the upper surface of the equipment main body through bolts, a protective sleeve and a threaded sleeve are respectively fixed on the base from inside to outside, internal threads of the threaded sleeve and external threads of the bottom of the protective sleeve are fixedly connected through threads, a motor is fixedly arranged at the top of the protective sleeve, the output end of the motor faces downwards and is fixedly provided with a supporting rod, and scraping plates are respectively vertically and downwards fixed at two ends of the supporting rod.
Preferably, a through hole is formed in the middle of the base, and the inner diameter of the through hole is the same as the inner diameter of the protective sleeve.
Preferably, the protective sleeve is higher than the threaded sleeve.
Preferably, the top of the protective cylinder is provided with a plurality of filtering holes, and the filtering holes are annularly arranged around the sampling cap in the air inlet unit.
Preferably, the bottom end of the scraping plate is arranged between the protective sleeve and the protective cylinder, and meanwhile, the scraping plate is attached to the inner side surface of the protective cylinder.
Preferably, the cross section of the scraping plate is L-shaped.
The utility model has the advantages that: the device comprises an air inlet unit, an air channel anti-blocking mechanism, a scraping plate, a sampling cap, a sampling device and a control device, wherein the air channel anti-blocking mechanism is detachably arranged on the upper surface of the existing device main body, the air channel anti-blocking mechanism is sleeved on the periphery of the air inlet unit, dust in air is filtered firstly, meanwhile, dust on the inner side surface of the protection barrel is cleaned by the scraping plate, the dust is accumulated by the dust to generate gravity, the dust falls between the protection sleeve and the protection barrel, the entering amount of the dust into the sampling cap is reduced, the cleaning period of the inside of a pipeline is prolonged, the cleaning times of the inside of the pipeline are reduced, and the service time of a vision obstruction phenomenon instrument is prolonged.
Description of the drawings:
FIG. 1 is a schematic diagram of a prior art view obstruction monitor;
FIG. 2 is a reference view of the usage status of the present utility model;
FIG. 3 is a partial cross-sectional view of the structure of FIG. 2;
FIG. 4 is an enlarged view of FIG. 3 at A;
fig. 5 is a top view of the squeegee.
In the figure: 1. the device comprises a device main body, 2, a base, 2.1, a through hole, 3, a protective sleeve, 4, a threaded sleeve, 5, a protective cylinder, 5.1, a filter hole, 6, a motor, 7, a support rod, 8, a scraping plate, 9, a sampling cap, 10, a cutter, 11 and a sampling tube.
The specific embodiment is as follows:
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution for an air path anti-blocking device for a vision obstruction phenomenon instrument:
The utility model provides a be used for vision obstruction phenomenon appearance gas circuit anti-clogging device, includes equipment main part 1, and sets up the air inlet unit at equipment main part 1 upper surface, and the air inlet unit includes sampling cap 9, cutterbar 10 and sampling pipe 11, in order to lengthen the clearance cycle, reduces the junction clearance number of times inside the pipeline of cutterbar and sampling pipe; the upper surface of the existing equipment main body 1 is detachably provided with an air channel anti-blocking mechanism, the air channel anti-blocking mechanism is sleeved on the periphery of the air inlet unit, dust in the air is filtered firstly, the entering amount of the dust into the sampling cap 9 is reduced, the cleaning period of the inside of a pipeline is prolonged, and the cleaning times of the inside of the pipeline are reduced; specific: the anti-blocking mechanism of gas circuit includes: the device comprises a base 2, a protective sleeve 3, a threaded sleeve 4, a protective cylinder 5, a motor 6, a supporting rod 7 and two scraping plates 8; the base 2 is fixed on the upper surface of the equipment main body 1 through bolts, a through hole 2.1 is formed in the middle of the base 2, a protective sleeve 3 and a threaded sleeve 4 are respectively fixed on the base 2 from inside to outside, the protective sleeve 3 is higher than the threaded sleeve 4, and the inner diameter of the through hole 2.1 is the same as the inner diameter of the protective sleeve 3. The internal thread of screw sleeve 4 and the bottom external screw thread of protective cylinder 5 pass through screw fixed connection, a plurality of filtration pore 5.1 has been seted up at protective cylinder 5 top, a plurality of filtration pore 5.1 encircles and establishes around sampling cap 9 in the unit that admits air, protective cylinder 5's top is fixed and is provided with motor 6, motor 6's output is down and be fixed with bracing piece 7, be fixed with scraper blade 8 vertically downwards respectively at bracing piece 7's both ends, scraper blade 8 cross-section is "L" shape, protective sleeve 3 and protective cylinder 5 are arranged in to scraper blade 8's bottom, scraper blade 8 and protective cylinder 5's interior side surface laminating mutually simultaneously.
The working principle is as follows: the dust that granule is great in the air is filtered through a plurality of filtration pore 5.1 at protection section of thick bamboo 5 top, prevent that the dust from getting into in the sampling cap 9 and causing the inside junction of pipeline of cutterbar and sampling pipe to pile up the dust fast, rotate through motor 6 and drive bracing piece 7, make two scraper blades 8 clear up the dust of the inboard surface of protection section of thick bamboo 5, utilize the dust self to pile up the gravity that produces, make the dust drop between protection sleeve pipe 3 and protection section of thick bamboo 5, reduce the entering volume in the dust entering sampling cap 9, thereby lengthen the inside clearance cycle of pipeline, reduce the inside clearance number of times of pipeline, the live time of vision range obstacle phenomenon appearance has been prolonged. When cleaning is carried out in the later stage, the base 1 is only required to be disassembled, and the protective cylinder 5 is screwed off, so that dust can be treated.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a be used for vision obstruction phenomenon appearance gas circuit to prevent blocking device, includes equipment main part (1), and set up the unit that admits air of equipment main part (1) upper surface, its characterized in that: the upper surface of the equipment main body (1) is also detachably provided with an air passage anti-blocking mechanism, and the air passage anti-blocking mechanism is sleeved on the periphery of the air inlet unit; the gas circuit anti-blocking mechanism comprises: the device comprises a base (2), a protective sleeve (3), a threaded sleeve (4), a protective cylinder (5), a motor (6), a supporting rod (7) and two scraping plates (8); the base (2) is fixed on the upper surface of the equipment main body (1) through bolts, a protection sleeve (3) and a threaded sleeve (4) are respectively fixed on the base (2) from inside to outside, the internal threads of the threaded sleeve (4) are fixedly connected with the external threads at the bottom of the protection cylinder (5) through threads, a motor (6) is fixedly arranged at the top of the protection cylinder (5), the output end of the motor (6) faces downwards and is fixedly provided with a supporting rod (7), and scraping plates (8) are respectively vertically and downwards fixed at the two ends of the supporting rod (7).
2. The device for preventing the blockage of a gas circuit of a view obstruction meter according to claim 1, wherein: the middle part of base (2) has seted up through-hole (2.1), the internal diameter of through-hole (2.1) with the internal diameter of protective sleeve (3) is the same.
3. The device for preventing the blockage of a gas circuit of a view obstruction meter according to claim 1, wherein: the protective sleeve (3) is higher than the threaded sleeve (4).
4. The device for preventing the blockage of a gas circuit of a view obstruction meter according to claim 1, wherein: the top of the protection cylinder (5) is provided with a plurality of filtering holes (5.1), and the filtering holes (5.1) are annularly arranged around the sampling cap (9) in the air inlet unit.
5. The device for preventing a gas path from being blocked for a vision impairment phenomenon instrument according to claim 4, wherein: the bottom of the scraping plate (8) is arranged between the protective sleeve (3) and the protective cylinder (5), and meanwhile the scraping plate (8) is attached to the inner side surface of the protective cylinder (5).
6. The device for preventing a gas path from being blocked for a vision impairment phenomenon apparatus according to claim 5, wherein: the cross section of the scraping plate (8) is L-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323193848.4U CN221434257U (en) | 2023-11-24 | 2023-11-24 | Be used for range obstruction phenomenon appearance gas circuit to prevent blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323193848.4U CN221434257U (en) | 2023-11-24 | 2023-11-24 | Be used for range obstruction phenomenon appearance gas circuit to prevent blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221434257U true CN221434257U (en) | 2024-07-30 |
Family
ID=92064978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323193848.4U Active CN221434257U (en) | 2023-11-24 | 2023-11-24 | Be used for range obstruction phenomenon appearance gas circuit to prevent blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221434257U (en) |
-
2023
- 2023-11-24 CN CN202323193848.4U patent/CN221434257U/en active Active
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