CN219349410U - Sensor detection device for intelligently controlling gas flow and temperature and humidity - Google Patents
Sensor detection device for intelligently controlling gas flow and temperature and humidity Download PDFInfo
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- CN219349410U CN219349410U CN202320903847.5U CN202320903847U CN219349410U CN 219349410 U CN219349410 U CN 219349410U CN 202320903847 U CN202320903847 U CN 202320903847U CN 219349410 U CN219349410 U CN 219349410U
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Abstract
The utility model discloses a sensor detection device for intelligently controlling gas flow and temperature and humidity, which comprises a main body, a brushless motor air pump, a control panel and a gas detection sensor, wherein the main body is provided with a plurality of air sensors; the brushless motor air pump, the control panel and the gas detection sensor are all arranged in the main body, and the brushless motor air pump and the gas detection sensor are electrically connected with the control panel; the upper part of the main body is provided with a connecting joint, the bottom of the main body is provided with an air inlet joint, the main body is provided with an air outlet joint, and the connecting joint, the air inlet joint and the air outlet joint are communicated with the inside of the main body relatively; the temperature and humidity sensor is used for measuring the temperature and humidity of the sampled gas, a reading chip on the control board is used for reading the measurement result of the temperature and humidity sensor, a singlechip on the control board is used for comparing the measurement result with a set value, and then the power of a heating resistor on the heating plate and the flow of a brushless motor air pump are regulated according to comparison feedback; the real-time closed-loop control ensures that the temperature and the humidity of the gas detected by the gas detection sensor are within the setting range.
Description
Technical Field
The utility model relates to the technical field of detection, in particular to a sensor detection device capable of intelligently controlling gas flow and temperature and humidity.
Background
Currently, the types of fixed gas detectors with air pumps built in are few in the market, most of the fixed gas detectors do not have the flow rate for controlling the air pumps, and the gas flow rate cannot be regulated according to different use environments of customers when the fixed gas detectors are used; most of the fixed gas detectors on the market at present have simple waterproof and dustproof functions, and the instrument cannot work normally in low-temperature cold environments and in a wet and cloudy environment with larger water vapor.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a sensor detection device for intelligently controlling gas flow and temperature and humidity.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a sensor detection device for intelligently controlling gas flow and temperature and humidity comprises a main body, a brushless motor air pump, a control panel and a gas detection sensor; the brushless motor air pump, the control board and the gas detection sensor are all arranged in the main body, and the brushless motor air pump and the gas detection sensor are all electrically connected with the control board; the utility model discloses a main part, including main part, main part upper portion, main part bottom is provided with a connector, the main part is provided with a connector of giving vent to anger, the connector of giving vent to anger with the connector of giving vent to anger all with the inside opposite of main part is led to the.
Preferably, a heating plate is further arranged in the main body, a waterproof breathable film and a powder metallurgy sintering block are sequentially arranged between the heating plate and the air inlet joint, and a pressing block is arranged between the powder metallurgy sintering block and the air inlet joint.
Preferably, a temperature and humidity sensor and a plurality of heating resistors are arranged on the heating plate.
Preferably, the gas detection sensor is arranged on one side of the heating plate, a sensor pin foot plate is arranged between the gas detection sensor and the control plate, and the sensor pin plate is connected with the control plate through pin arrangement and bus arrangement.
Preferably, an air pipe is arranged on the sensor needle foot plate, and one end of the air pipe penetrates through the control board and is respectively connected with the brushless motor air pump and the air outlet connector.
Preferably, an air pump fixing plate is further arranged in the main body, and the air pump fixing plate is used for fixing the brushless motor air pump.
Preferably, the main body comprises an air inlet circulation cover, a heating cover and a middle frame, one end of the air inlet circulation cover is in threaded connection with the heating cover, and the other end of the air inlet circulation cover is in threaded connection with the air inlet joint; one end of the middle frame is in threaded connection with the heating cover, and the other end of the middle frame is in threaded connection with the connecting joint.
Preferably, a sealing ring is arranged between every two of the air inlet connector, the air inlet circulation cover, the heating cover, the middle frame and the connecting connector.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model designs a sensor detection device for intelligently controlling gas flow and temperature and humidity, wherein the front end of a gas path is provided with multi-stage pretreatment, the first stage is provided with dust-proof and water-proof treatment of powder metallurgy sintering blocks, the second stage is provided with water-proof and breathable film water vapor-proof treatment, and the third stage is provided with heating plate heating and dehumidifying treatment; a temperature and humidity sensor is arranged on the heating small plate, so that the real temperature and humidity of the sampled gas can be fed back in real time; the sensor is far away from the heating resistor and is completely exposed in the sampled gas, and the detection result is the temperature and humidity of the heated and dehumidified gas, namely the temperature of the sensor contacting the gas; the temperature and humidity sensor on the heating plate is used for measuring the temperature and humidity of the sampled gas, the reading chip on the control board is used for reading the measurement result of the temperature and humidity sensor, the singlechip on the control board is used for comparing the measurement result with a set value, and then the power of the heating resistor on the heating plate and the flow of the brushless motor air pump are regulated according to comparison feedback; the real-time closed-loop control ensures that the temperature and the humidity of the gas detected by the gas detection sensor are within a set range; under the cold environment of low temperature and the great overcast and wet environment of steam, the instrument can be in real time according to the change automatic control heating dehumidification efficiency of scene environment and intelligent control air pump air extraction flow, with the temperature humidity control of the sample gas of drawing at the suitable level of sensor to guarantee fixed gas detector normal operating.
Drawings
FIG. 1 is a schematic diagram of a structure according to the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an exploded view of the present utility model;
fig. 4 is a schematic structural view of a heating plate according to the present utility model.
1. A main body, 2, a brushless motor air pump,
3. a control board 4, a gas detection sensor,
5. a connecting joint, a 6 and an air inlet joint,
7. an air outlet joint, 8, a heating plate,
9. a sensor needle foot plate 11, a waterproof and breathable film,
12. powder metallurgy sintering block, 13, briquetting,
14. an air pump fixing plate 15, an air inlet circulation cover,
16. a heating cover, 17 and a middle frame,
18. a sealing ring, 81, a temperature and humidity sensor,
82. heating resistor, 91, trachea.
Detailed Description
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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 4, a sensor detecting device for intelligently controlling gas flow and temperature and humidity includes a main body 1, a brushless motor air pump 2, a control board 3, and a gas detecting sensor 4; the brushless motor air pump 2, the control board 3 and the gas detection sensor 4 are all arranged in the main body 1, and the brushless motor air pump 2 and the gas detection sensor 4 are all electrically connected with the control board 3; the upper portion of the main body 1 is provided with a connecting joint 5, the bottom of the main body 1 is provided with an air inlet joint 6, the main body 1 is provided with an air outlet joint 7, and the connecting joint 5, the air inlet joint 6 and the air outlet joint 7 are all communicated with the inside of the main body 1.
Wherein, the main body 1 is also provided with a heating plate 8, a waterproof and breathable film 11 and a powder metallurgy sintering block 12 are sequentially arranged between the heating plate 8 and the air inlet joint 6, and a pressing block 13 is arranged between the powder metallurgy sintering block 12 and the air inlet joint 6; the front end of the air path is provided with multi-stage pretreatment, the first stage is provided with dust-proof and waterproof treatment of powder metallurgy sintering blocks 12, the second stage is provided with waterproof and breathable film 11 for waterproof steam treatment, and the third stage is provided with heating plate 8 for heating and dehumidifying treatment.
A temperature and humidity sensor 81 and a plurality of heating resistors 82 are arranged on the heating plate 8; a temperature and humidity sensor 81 is arranged on the heating plate 8, so that the real temperature and humidity of the sampled gas can be fed back in real time; the gas sensor 4 is far away from the heating resistor 82 and is completely exposed in the sampled gas, and the detection result is the temperature and humidity of the heated and dehumidified gas, namely the temperature of the sensor contacting the gas; the temperature and humidity sensor 81 feeds back the detection result to the control chip, and the control chip performs the next process, such as increasing or decreasing the heating power, according to the comparison result of the test data and the setting data; 7 high-power heating resistors 82 are arranged on the heating plate 8, and heating gears are set according to the control chip.
The gas detection sensor 4 is arranged on one side of the heating plate 8, a sensor pin plate 9 is arranged between the gas detection sensor 4 and the control plate 3, and the sensor pin plate 9 is connected with the control plate 3 through pin arrangement and bus arrangement; an air pipe 91 is arranged on the sensor pin plate 9, and one end of the air pipe 91 penetrates through the control board 3 and is respectively connected with the brushless motor air pump 2 and the air outlet connector 7; the sensor pin board 9 and the heating cover 16 are encapsulated and sealed by sealant through the copper column fixed on the heating cover 16, and the encapsulation thickness is more than 2mm.
An air pump fixing plate 14 is also arranged in the main body 1, and the air pump fixing plate 14 is used for fixing the brushless motor air pump 2; the brushless motor air pump 2 has long service life, low noise and large flow, and 10 gears are set according to control PWM to regulate and control the air extraction flow; foam damping and noise reduction are arranged between the air pump fixing plate 14 and the middle frame 17.
The main body 1 comprises an air inlet circulation cover 15, a heating cover 16 and a middle frame 17, one end of the air inlet circulation cover 15 is in threaded connection with the heating cover 16, and the other end of the air inlet circulation cover 15 is in threaded connection with the air inlet joint 6; one end of the middle frame 17 is in threaded connection with the heating cover 16, and the other end of the middle frame 17 is in threaded connection with the connecting joint 5; a sealing ring 18 is arranged between the air inlet joint 6, the air inlet circulation cover 15, the heating cover 16, the middle frame 17 and the connecting joint 5; is fixed with the host machine through threads on the connecting joint 5; the air inlet joint 6 is fixed on the air inlet circulation cover 15 in a sealing way, and the air outlet joint 7 is fixed on the middle frame 17 through threads.
Sample gas enters the heating area after passing through the powder metallurgy sintering block 12 and the waterproof ventilated membrane 11 from the air inlet connector 6, 7 heating resistors 82 and temperature and humidity sensors 81 are arranged on the heating plate 8, after being processed by the intelligent control heating plate 8, the sample gas is detected by the gas detection sensor 4 at proper temperature and humidity, then enters the brushless motor air pump 2 through a welded interface and an air pipe 91 on the sensor pin plate 9, and then is discharged through the air outlet connector 7.
The temperature and humidity sensor 81 on the heating plate 8 is used for measuring the temperature and humidity of the sampled gas, a reading chip on the control plate 3 is used for reading the measurement result of the temperature and humidity sensor, a singlechip on the control plate 3 is used for comparing the measurement result with a set value, and then the power of a heating resistor on the heating plate 8 and the flow of the brushless motor air pump 2 are regulated according to comparison feedback; this real-time closed-loop control ensures that the temperature and humidity of the gas detected by the gas detection sensor 4 are within the set range.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (8)
1. The sensor detection device for intelligently controlling the gas flow and the temperature and the humidity is characterized by comprising a main body, a brushless motor air pump, a control panel and a gas detection sensor; the brushless motor air pump, the control board and the gas detection sensor are all arranged in the main body, and the brushless motor air pump and the gas detection sensor are all electrically connected with the control board; the utility model discloses a main part, including main part, main part upper portion, main part bottom is provided with a connector, the main part is provided with a connector of giving vent to anger, the connector of giving vent to anger with the connector of giving vent to anger all with the inside opposite of main part is led to the.
2. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 1, wherein a heating plate is further arranged in the main body, a waterproof breathable film and a powder metallurgy sintering block are sequentially arranged between the heating plate and the air inlet joint, and a pressing block is arranged between the powder metallurgy sintering block and the air inlet joint.
3. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 2, wherein a temperature and humidity sensor and a plurality of heating resistors are arranged on the heating plate.
4. The sensor detection device for intelligently controlling the flow and the temperature and the humidity of the gas according to claim 3, wherein the gas detection sensor is arranged on one side of the heating plate, a sensor pin plate is arranged between the gas detection sensor and the control plate, and the sensor pin plate is connected with the control plate through pin arrangement and bus arrangement.
5. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 4, wherein a gas pipe is arranged on the sensor needle foot plate, and one end of the gas pipe penetrates through the control board and is respectively connected with the brushless motor gas pump and the gas outlet connector.
6. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 1, wherein an air pump fixing plate is further arranged in the main body and used for fixing the brushless motor air pump.
7. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 1, wherein the main body comprises an air inlet circulation cover, a heating cover and a middle frame, one end of the air inlet circulation cover is in threaded connection with the heating cover, and the other end of the air inlet circulation cover is in threaded connection with the air inlet joint; one end of the middle frame is in threaded connection with the heating cover, and the other end of the middle frame is in threaded connection with the connecting joint.
8. The sensor detection device for intelligently controlling gas flow and temperature and humidity according to claim 7, wherein a sealing ring is arranged between every two of the air inlet connector, the air inlet circulation cover, the heating cover, the middle frame and the connecting connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320903847.5U CN219349410U (en) | 2023-04-11 | 2023-04-11 | Sensor detection device for intelligently controlling gas flow and temperature and humidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320903847.5U CN219349410U (en) | 2023-04-11 | 2023-04-11 | Sensor detection device for intelligently controlling gas flow and temperature and humidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219349410U true CN219349410U (en) | 2023-07-14 |
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ID=87094874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320903847.5U Active CN219349410U (en) | 2023-04-11 | 2023-04-11 | Sensor detection device for intelligently controlling gas flow and temperature and humidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219349410U (en) |
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2023
- 2023-04-11 CN CN202320903847.5U patent/CN219349410U/en active Active
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