CN214539455U

CN214539455U - Sensor device for environment on-line monitoring

Info

Publication number: CN214539455U
Application number: CN202023102252.5U
Authority: CN
Inventors: 刘毅; 李金保; 李民; 赵登伟; 庄雷
Original assignee: Boncontact Environmental Monitoring Center Jiangsu Co ltd
Current assignee: Boncontact Environmental Monitoring Center Jiangsu Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-29
Anticipated expiration: 2030-12-21

Abstract

The utility model provides an environment on-line monitoring's sensor device, which comprises a housin, the casing top is equipped with the air inlet, air inlet department installs the dust removal section of thick bamboo, be equipped with first filter screen and second filter screen in the dust removal section of thick bamboo, first filter screen is located the top of second filter screen, be equipped with longitudinal baffle and baffle in the casing, fixed connection all around of baffle is on the inner wall of casing, longitudinal baffle's upper end is located the below of air inlet, longitudinal baffle's lower extreme is located the top of baffle, longitudinal baffle is first passageway and second passageway with the internal partitioning of the casing of baffle top, be equipped with first carbon dioxide sensor in the first passageway, be equipped with second carbon dioxide sensor in the second passageway, the center department of baffle is connected with a plurality of branch pipes of bleeding, the branch pipe of bleeding all links to each other with the person in charge, the person in charge of bleeding links to each other with the air exhauster, the exit of air exhauster is connected with the blast pipe. The utility model discloses have dust removal function, and can utilize two carbon dioxide sensors to monitor the air.

Description

Sensor device for environment on-line monitoring

Technical Field

The utility model relates to an environmental monitoring technical field, concretely relates to environment on-line monitoring's sensor device.

Background

The problem of air pollution is always puzzling the life of people, and serious threat is also generated to the health of people, so that people are more and more paid attention. The gas sensor is a device for converting information such as components and concentration of gas into information which can be utilized by personnel, instruments, computers and the like, people often utilize the gas sensor to monitor the environment, wherein the carbon dioxide sensor can be used for monitoring the concentration of the carbon dioxide and is widely applied to a plurality of fields such as industry, agriculture, national defense, medical health, environmental protection, aerospace and the like. However, in the using process, the carbon dioxide sensor is exposed in the air, and dust and the like contained in the air can enter the sensor to influence the use of the sensor. Therefore, there is an urgent need for a sensor device for on-line monitoring of environment that can solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an environment on-line monitoring's sensor device to prior art's not enough.

The utility model provides a following technical scheme:

the sensor device for the online monitoring of the environment comprises a shell, wherein an air inlet is formed in the top of the shell, a dust removing cylinder is installed at the position of the air inlet, a first filter screen and a second filter screen are arranged in the dust removing cylinder, the first filter screen is positioned above the second filter screen, a longitudinal partition board and a baffle are arranged in the shell, the periphery of the baffle is fixedly connected onto the inner wall of the shell, the upper end of the longitudinal partition board is positioned below the air inlet, the lower end of the longitudinal partition board is positioned above the baffle, the longitudinal partition board divides the interior of the shell above the baffle into a first channel and a second channel, a first carbon dioxide sensor is arranged in the first channel, a second carbon dioxide sensor is arranged in the second channel, a plurality of air exhaust branch pipes are connected to the center of the baffle, and the air exhaust branch pipes are communicated with the interior of the shell above the baffle, the exhaust branch pipe is connected with an exhaust main pipe, the exhaust main pipe is connected with an exhaust fan, the exhaust fan is arranged below the baffle, an exhaust pipe is connected to the outlet of the exhaust fan, an exhaust port is formed in the shell, and the exhaust pipe is connected with the exhaust port.

Preferably, the top of the shell at the air inlet is provided with an annular fixing plate, the dedusting cylinder is provided with an annular groove, the annular fixing plate is inserted into the annular groove, and the dedusting cylinder is fixed on the annular fixing plate through threaded connection.

Preferably, the aperture of the filter hole of the first filter screen is larger than that of the filter hole of the second filter screen.

Preferably, the baffle plate consists of a central plate and inclined guide plates surrounding the periphery of the central plate, and the air exhaust branch pipe is connected with the central plate.

Preferably, the shell is provided with a control panel, and the control panel is provided with a display screen and a plurality of control buttons.

The utility model has the advantages that:

the utility model is provided with a dust removing cylinder at the air inlet of the shell, and a first filter screen and a second filter screen are arranged in the dust removing cylinder, thereby being capable of removing dust of the gas entering the shell and avoiding the impurities such as dust entering the sensor to influence the use of the sensor; the two carbon dioxide sensors are arranged in the shell, the two carbon dioxide sensors are respectively positioned in the first channel and the second channel, the air can be monitored by the two carbon dioxide sensors, two groups of monitoring data are obtained, the precision is better, and whether the sensors break down or not can be judged more easily by comparing the two groups of data; the utility model discloses an air exhauster makes the inside air current of casing stably pass through, also helps improving the stability of monitoring result.

Drawings

The accompanying drawings are included to provide a further understanding and description of the invention.

Fig. 1 is a schematic structural diagram of the present invention.

Labeled as: 1. a housing; 2. an air inlet; 3. a dust removal cylinder; 4. a first filter screen; 5. a second filter screen; 6. a longitudinal partition; 7. a baffle plate; 8. a first channel; 9. a second channel; 10. a first carbon dioxide sensor; 11. a second carbon dioxide sensor; 12. an air exhaust branch pipe; 13. a main exhaust pipe; 14. an exhaust fan; 15. an exhaust pipe; 16. an exhaust port; 17. an annular fixed plate; 18. an annular groove; 19. a center plate; 20. an inclined guide plate; 21. a control panel.

Detailed Description

As shown in figure 1, an environment on-line monitoring sensor device comprises a shell 1, wherein an air inlet 2 is arranged at the top of the shell 1, a dust removal cylinder 3 is arranged at the air inlet 2, a first filter screen 4 and a second filter screen 5 are arranged in the dust removal cylinder 3, the first filter screen 4 is positioned above the second filter screen 5, and the aperture of a filter hole of the first filter screen 4 is larger than that of the second filter screen 5. The top of the shell 1 at the air inlet 2 is provided with an annular fixing plate 17, the dedusting barrel 3 is provided with an annular groove 18, the annular fixing plate 17 is inserted into the annular groove 18, and the dedusting barrel 3 is fixed on the annular fixing plate 17 through threaded connection, so that the dedusting barrel 3 is convenient to mount and dismount, and is convenient to use and clean.

Be equipped with longitudinal baffle 6 and baffle 7 in the casing 1, baffle 7 fixed connection all around on the inner wall of casing 1, longitudinal baffle 6's upper end is located the below of air inlet 2, and longitudinal baffle 6's lower extreme is located the top of baffle 7, and longitudinal baffle 6 is first passageway 8 and second passageway 9 with the inside partition of casing 1 of baffle 7 top, is equipped with first carbon dioxide sensor 10 in the first passageway 8, is equipped with second carbon dioxide sensor 11 in the second passageway 9. The baffle 7 comprises central core plate 19 and slope baffle 20 around central core plate 19, the center department of baffle 7 is connected with a plurality of branch pipes 12 of bleeding, branch pipe 12 of bleeding links to each other with central core plate 19, branch pipe 12 of bleeding is linked to each other with the inside of casing 1 above baffle 7, branch pipe 12 of bleeding all links to each other with the main pipe 13 of bleeding, main pipe 13 of bleeding links to each other with air exhauster 14, air exhauster 14 locates the below of baffle 7, the exit of air exhauster 14 is connected with blast pipe 15, be equipped with gas vent 16 on the casing 1, blast pipe 15 links to each other with gas vent 16. The casing 1 is provided with a control panel 21, and the control panel 21 is provided with a display screen and a plurality of control buttons.

In the embodiment, the dust removing cylinder 3 is arranged at the air inlet 2 of the shell 1, and the first filter screen 4 and the second filter screen 5 are arranged in the dust removing cylinder 3, so that the dust removing treatment can be performed on the gas entering the shell 1, and the influence on the use of the sensor caused by the entering of impurities such as dust and the like into the sensor is avoided; the two carbon dioxide sensors are arranged in the shell 1 of the embodiment and are respectively positioned in the first channel 8 and the second channel 9, so that air can be monitored by the two carbon dioxide sensors to obtain two groups of monitoring data, the precision is better, and whether the sensors break down or not can be judged more easily by comparing the two groups of data; the present embodiment also helps to improve the stability of the monitoring result by allowing the air flow inside the housing 1 to stably pass through by the exhaust fan 14.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes may be made to some of the technical features of the embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The sensor device for the online monitoring of the environment is characterized by comprising a shell, wherein an air inlet is arranged at the top of the shell, a dust removing cylinder is arranged at the air inlet, a first filter screen and a second filter screen are arranged in the dust removing cylinder, the first filter screen is positioned above the second filter screen, a longitudinal partition board and a baffle are arranged in the shell, the periphery of the baffle is fixedly connected onto the inner wall of the shell, the upper end of the longitudinal partition board is positioned below the air inlet, the lower end of the longitudinal partition board is positioned above the baffle, the longitudinal partition board divides the interior of the shell above the baffle into a first channel and a second channel, a first carbon dioxide sensor is arranged in the first channel, a second carbon dioxide sensor is arranged in the second channel, and a plurality of air exhaust branch pipes are connected at the center of the baffle, the exhaust branch pipe with the baffle top the casing is inside to be linked together, the exhaust branch pipe all links to each other with the person in charge of bleeding, the person in charge of bleeding links to each other with the air exhauster, the air exhauster is located the below of baffle, the exit of air exhauster is connected with the blast pipe, be equipped with the gas vent on the casing, the blast pipe with the gas vent links to each other.

2. The sensor device for the online monitoring of the environment as claimed in claim 1, wherein an annular fixing plate is arranged at the top of the housing at the air inlet, an annular groove is arranged on the dust removing cylinder, the annular fixing plate is inserted into the annular groove, and the dust removing cylinder is fixed on the annular fixing plate through threaded connection.

3. The sensor device for on-line monitoring of environment as claimed in claim 1, wherein the pore diameter of the first filter is larger than the pore diameter of the second filter.

4. The sensor device for on-line monitoring of environment as claimed in claim 1, wherein the baffle plate is composed of a central plate and an inclined guide plate surrounding the central plate, and the air suction branch pipe is connected with the central plate.

5. The sensor device for the online monitoring of the environment as claimed in claim 1, wherein the housing is provided with a control panel, and the control panel is provided with a display screen and a plurality of control buttons.