CN220170805U - Dust concentration early warning sensor - Google Patents
Dust concentration early warning sensor Download PDFInfo
- Publication number
- CN220170805U CN220170805U CN202321545509.5U CN202321545509U CN220170805U CN 220170805 U CN220170805 U CN 220170805U CN 202321545509 U CN202321545509 U CN 202321545509U CN 220170805 U CN220170805 U CN 220170805U
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- China
- Prior art keywords
- pipe
- dust concentration
- box body
- early warning
- box
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- 239000000428 dust Substances 0.000 title claims abstract description 52
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 238000010408 sweeping Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 238000010926 purge Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Abstract
The utility model provides a dust concentration early-warning sensor, which comprises a box body and a cleaning mechanism, wherein the box body is provided with a cleaning mechanism; one side fixedly connected with mounting panel of box, one side of box is provided with the protective cover, the inside of protective cover is provided with the laser emission pipe, the bottom intercommunication of the end of giving vent to anger and connecting pipe of first air pump, the one end of connecting pipe and the one end intercommunication of defeated tuber pipe, the one end of defeated tuber pipe communicates with the one end of sweeping the pipe, the one end of sweeping the pipe sets up in the inside of box. The dust concentration early warning sensor provided by the utility model solves the problems that the dust is adhered to the upper part of the photosensitive element and the inside of the ventilation channel after the airflow flows in the flow channel for a long time, the adhered dust is inconvenient to clean, the follow-up monitoring and measurement are inaccurate, the normal use of the sensor is affected, and the sensor is inconvenient to install.
Description
Technical Field
The utility model relates to the field of sensors, in particular to a dust concentration early warning sensor.
Background
The dust concentration sensor is a device for counting suspended particles in air or measuring the mass concentration by utilizing an MIE scattering theory, and generally comprises a flow channel for flowing an air flow, a laser emitting tube for generating laser and a photosensitive element for sensing light, wherein the air flow flows in the flow channel, scattered light is generated by laser irradiation when the air flow passes over the photosensitive element, the photosensitive element receives the scattered light, and the dust flowing through the air is obtained by analyzing the scattered light.
In the use process of the existing dust concentration early warning sensor, dust can be adhered to the upper part of the photosensitive element and the inside of the ventilation channel after the airflow flows in the flow channel for a long time, and the inconvenience of cleaning the adhered dust leads to follow-up monitoring and inaccurate measurement, so that the normal use of the sensor is affected, the sensor is inconvenient to install, the use limitation exists, and the use requirement of the current stage cannot be met.
Therefore, it is necessary to provide a new dust concentration early-warning sensor to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the dust concentration early warning sensor which is convenient to clean dust in a channel and convenient to install.
The dust concentration early warning sensor provided by the utility model comprises a box body and a cleaning mechanism; one side of the box body is fixedly connected with a mounting plate, one side of the box body is provided with a protective cover, a laser emission tube is arranged in the protective cover, and one side of the inner wall of the box body is provided with a photosensitive element matched with the laser emission tube; the cleaning mechanism is arranged on one side of the box body and comprises a first air pump, a connecting pipe, an air conveying pipe and a purging pipe, one side of the first air pump is fixedly connected with one side of the box body, the air outlet end of the first air pump is communicated with the bottom of the connecting pipe, one end of the connecting pipe is communicated with one end of the air conveying pipe, one end of the air conveying pipe is communicated with one end of the purging pipe, and one end of the purging pipe is arranged inside the box body.
In order to achieve the effect of conveniently installing and fixing the box body, the dust concentration early warning sensor is provided, preferably, the number of the mounting plates is two, and the mounting holes are formed in the mounting plates.
In order to achieve the effects of conveniently carrying out early warning on dust concentration and conveniently displaying detection values, the utility model provides the dust concentration early warning sensor, preferably, a display screen is arranged on one side of the protective cover, and an alarm is arranged on one side of the top of the box body.
In order to achieve the effect of conveniently sucking air into the air inlet pipe, the utility model provides the dust concentration early warning sensor, preferably, the top of the box body is communicated with the air inlet pipe, one side of the top of the box body is fixedly connected with the second air pump, and one end of the second air pump is communicated with one side of the air inlet pipe.
In order to achieve the effect of convenient air intake, the utility model provides the dust concentration early warning sensor, preferably, the top of the air inlet pipe is communicated with an installation pipe, and the inside of the installation pipe is provided with an air inlet.
In order to achieve the effect of conveniently connecting and fixing the mounting tube, the dust concentration early warning sensor provided by the utility model is preferable in that the mounting seat is fixedly connected to the outer side of the mounting tube, and a through hole is formed in the mounting seat.
In order to achieve the effect of conveniently connecting and fixing the first air pump, the utility model provides the dust concentration early warning sensor, preferably, the bottom of the first air pump is communicated with the air inlet pipe, one side of the first air pump is fixedly connected with the fixing plate, and one side of the fixing plate is fixedly connected with one side of the box body.
In order to achieve the effects of facilitating gas spraying and convenient mounting and dismounting of the protective cover, the utility model provides the dust concentration early warning sensor, preferably, the bottom of the box body is communicated with the air outlet pipe, one side of the box body is provided with the mounting groove, and the inside of the protective cover is provided with the fixing bolt matched with the mounting groove.
Compared with the prior art, the utility model has the beneficial effects that:
this dust concentration early warning sensor through setting up first air pump in one side of box, first air pump is through air-supply line and connecting pipe to the inside conveying gas of air duct, and blow to the box is inside through blowing the pipe, can conveniently clear up the dust that adheres to in the runner, the accuracy of detection has been improved, and set up the mounting panel in the both sides of box, can conveniently install the box, set up the mounting tube simultaneously at the top of intake pipe, further conveniently install under different service environment, the convenience has been improved, current dust concentration early warning sensor has been solved in the use, because the air current flows the back in the runner, long-time use dust can adhere to in photosensitive element top and ventilation channel inside, inconvenient clear up the dust of adhering to has led to follow-up monitoring and has measured inaccurately, influence the normal use of sensor, and inconvenient problem of installing the sensor.
Drawings
FIG. 1 is a schematic diagram of a dust concentration early warning sensor according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of the case shown in FIG. 1;
FIG. 3 is a schematic view of the cleaning mechanism shown in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at a shown in fig. 2.
Reference numerals in the drawings: 1. a case; 2. a protective cover; 3. a cleaning mechanism; 31. a first air pump; 32. an air inlet pipe; 33. a connecting pipe; 34. an air delivery pipe; 35. a purge tube; 36. a fixing plate; 4. a mounting plate; 5. a mounting hole; 6. an air inlet pipe; 7. installing a pipe; 8. an air inlet; 9. a mounting base; 10. a through hole; 11. a second air pump; 12. an alarm; 13. a display screen; 14. an air outlet pipe; 15. a laser emitting tube; 16. a photosensitive element; 17. a fixing bolt; 18. and a mounting groove.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a dust concentration early warning sensor according to a preferred embodiment of the present utility model; FIG. 2 is a schematic view of the internal structure of the case shown in FIG. 1; FIG. 3 is a schematic view of the cleaning mechanism shown in FIG. 1; fig. 4 is an enlarged schematic view of the structure at a shown in fig. 2. The utility model provides a dust concentration early warning sensor, includes box 1, one side fixedly connected with mounting panel 4 of box 1, and one side of box 1 is provided with protective cover 2, and the inside of protective cover 2 is provided with laser emission pipe 15, and one side of box 1 inner wall is provided with the photosensitive element 16 that uses with the cooperation of laser emission pipe 15.
In a specific implementation process, as shown in fig. 1, 2 and 3, the cleaning mechanism 3 is disposed on one side of the box 1, the cleaning mechanism 3 includes a first air pump 31, a connecting pipe 33, an air delivery pipe 34 and a purge pipe 35, one side of the first air pump 31 is fixedly connected with one side of the box 1, an air outlet end of the first air pump 31 is communicated with the bottom of the connecting pipe 33, one end of the connecting pipe 33 is communicated with one end of the air delivery pipe 34, one end of the air delivery pipe 34 is communicated with one end of the purge pipe 35, and one end of the purge pipe 35 is disposed inside the box 1.
The bottom of the first air pump 31 is communicated with an air inlet pipe 32, one side of the first air pump 31 is fixedly connected with a fixing plate 36, and one side of the fixing plate 36 is fixedly connected with one side of the box body 1.
It should be noted that: when detecting dust concentration, can conveniently clear away fast the dust in the gas runner through the clearance mechanism 3 that sets up, the life of device and the accuracy when detecting have been improved, through setting up first air pump 31, can conveniently carry gas to connecting pipe 33 inside through air-supply line 32, connecting pipe 33 is used for carrying gas to the inside of defeated tuber pipe 34, defeated tuber pipe 34 is used for carrying gas to the inside of sweeping tube 35 and spout through sweeping tube 35, the convenience sweeps the dust of box 1 inside, the inside clean and tidy degree of box 1 has been improved, and then the accuracy of detection has been improved.
Referring to fig. 1 and 2, the number of the mounting plates 4 is two, and the mounting holes 5 are provided in the inside of the mounting plates 4.
One side of the protective cover 2 is provided with a display screen 13, and one side of the top of the box body 1 is provided with an alarm 12.
It should be noted that: through set up mounting panel 4 in the both sides of box 1, set up mounting hole 5 in the inside of mounting panel 4 simultaneously, can conveniently fix mounting panel 4, and then can conveniently install box 1, improved box 1's stability.
Referring to fig. 1, the top of the case 1 is connected with an air inlet pipe 6, one side of the top of the case 1 is fixedly connected with a second air pump 11, and one end of the second air pump 11 is connected with one side of the air inlet pipe 6.
The top intercommunication of intake pipe 6 has installation pipe 7, and air intake 8 has been seted up to the inside of installation pipe 7.
The outside fixedly connected with mount pad 9 of installation tube 7, through-hole 10 has been seted up to the inside of mount pad 9.
It should be noted that: through set up intake pipe 6 at the top of box 1, can be convenient with the gas that awaits measuring through the inside of second air pump 11 extraction to intake pipe 6, conveniently detect the operation to the dust concentration in the air, set up installation tube 7 at the top of intake pipe 6 simultaneously, set up air intake 8 in the inside of installation tube 7, can make things convenient for gas to enter into the inside of box 1, through setting up mount pad 9 and through-hole 10, can conveniently install and fix installation tube 7.
Referring to fig. 1 and 4, the bottom of the case 1 is communicated with an air outlet pipe 14, one side of the case 1 is provided with a mounting groove 18, and the inside of the protective cover 2 is provided with a fixing bolt 17 matched with the mounting groove 18.
It should be noted that: through setting up outlet duct 14 in the bottom of box 1, can conveniently discharge gas, conveniently detect gas dust concentration, and set up mounting groove 18 and fixing bolt 17 in one side of box 1, can conveniently install and fix shield cover 2, also conveniently dismantle simultaneously.
The working principle of the dust concentration early warning sensor provided by the utility model is as follows:
when using, at first install box 1 through mounting panel 4 and mounting hole 5 that set up, can conveniently fix box 1, and then can conveniently install box 1 and detect dust concentration in fixed position, and the mounting tube 7 that intake pipe 6 top set up also can conveniently install and fix the device, mount pad 9 and through-hole 10 that the accessible set up are installed the device, facilitate the use, the convenience has been improved, be applicable to different installation environment, after the installation is accomplished, through the second air pump 11 and intake pipe 6 that set up to the air suction, and then the air can be followed intake 8 enter into the inside of intake pipe 6 and carry to the inside of box 1, the air detects dust concentration through laser emission pipe 15, and show the testing result on display screen 13, and when dust concentration exceeded the default, alarm 12 can report to the police, in order to conveniently point out the staff and make the protection, when long-time use need carry out the dust that is inside is attached to box 1, the clean and tidy through the first air pump 31 that sets up carries gas to the inside of intake pipe 33 and carry to the inside of carrying to the box 1, and carry out the inside of carrying through 34, the clean and tidy air pipe 34 has been carried out the inside of the dust concentration has been improved, the clean and air pipe 35, the inside has been used to carry out the clean and air, the inside has been guaranteed to the inside the air pipe 35, the dust has been blown down.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. A dust concentration early warning sensor, comprising:
the laser light source comprises a box body (1), wherein one side of the box body (1) is fixedly connected with a mounting plate (4), one side of the box body (1) is provided with a protective cover (2), a laser emission tube (15) is arranged in the protective cover (2), and one side of the inner wall of the box body (1) is provided with a photosensitive element (16) matched with the laser emission tube (15);
the cleaning mechanism (3), cleaning mechanism (3) set up in one side of box (1), cleaning mechanism (3) include first air pump (31), connecting pipe (33), defeated tuber pipe (34) and sweep pipe (35), one side of first air pump (31) and one side fixed connection of box (1), the bottom intercommunication of the end of giving vent to anger and connecting pipe (33) of first air pump (31), the one end intercommunication of connecting pipe (33) and defeated tuber pipe (34), the one end of defeated tuber pipe (34) communicates with the one end of sweeping pipe (35), the one end of sweeping pipe (35) sets up in the inside of box (1).
2. The dust concentration early warning sensor according to claim 1, characterized in that the number of the mounting plates (4) is two, and the inside of the mounting plates (4) is provided with mounting holes (5).
3. The dust concentration early warning sensor according to claim 1, characterized in that a display screen (13) is arranged on one side of the protective cover (2), and an alarm (12) is arranged on one side of the top of the box body (1).
4. The dust concentration early warning sensor according to claim 1, characterized in that an air inlet pipe (6) is communicated with the top of the box body (1), a second air pump (11) is fixedly connected to one side of the top of the box body (1), and one end of the second air pump (11) is communicated with one side of the air inlet pipe (6).
5. The dust concentration early warning sensor according to claim 4, characterized in that the top of the air inlet pipe (6) is communicated with an installation pipe (7), and an air inlet (8) is formed in the installation pipe (7).
6. The dust concentration early warning sensor according to claim 5, characterized in that the outer side of the mounting tube (7) is fixedly connected with a mounting seat (9), and a through hole (10) is formed in the mounting seat (9).
7. The dust concentration early warning sensor according to claim 1, characterized in that the bottom of the first air pump (31) is communicated with an air inlet pipe (32), one side of the first air pump (31) is fixedly connected with a fixing plate (36), and one side of the fixing plate (36) is fixedly connected with one side of the box body (1).
8. The dust concentration early warning sensor according to claim 1, characterized in that the bottom of the box body (1) is communicated with an air outlet pipe (14), a mounting groove (18) is formed in one side of the box body (1), and a fixing bolt (17) matched with the mounting groove (18) is arranged in the protective cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321545509.5U CN220170805U (en) | 2023-06-16 | 2023-06-16 | Dust concentration early warning sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321545509.5U CN220170805U (en) | 2023-06-16 | 2023-06-16 | Dust concentration early warning sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220170805U true CN220170805U (en) | 2023-12-12 |
Family
ID=89063975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321545509.5U Active CN220170805U (en) | 2023-06-16 | 2023-06-16 | Dust concentration early warning sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220170805U (en) |
-
2023
- 2023-06-16 CN CN202321545509.5U patent/CN220170805U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |