CN218956529U - Atmospheric monitoring equipment capable of rapidly self-checking leakage point - Google Patents

Abstract

The utility model discloses atmosphere monitoring equipment capable of rapidly and automatically detecting leakage points, which comprises a shell, wherein a dehumidifier, a detector and an air pump are arranged in the shell, an air pipe among the dehumidifier, the detector and the air pump is connected with an intermediate air pipe, an inlet end of the dehumidifier is connected with an air inlet pipe, an air outlet end of the air pump is connected with an air outlet pipe, outlets of the air inlet pipe and the air outlet pipe extend out of the outer side of a shell, electromagnetic valves I are arranged on the air inlet pipe, the air outlet pipe and the intermediate air pipe, one of the intermediate air pipes is connected with a detection pipe, the detection pipe is respectively connected with a vacuum machine and a vacuum detector, and electromagnetic valves II are arranged on the detection pipe; according to the utility model, the air flow channels are separated by the first electromagnetic valve and the second electromagnetic valve, and the air leakage points at the separated positions are detected by matching with the vacuum machine and the vacuum detector, so that the leakage fault points can be accurately discharged, the whole structure is simple, the automatic and rapid detection can be realized, the remote operation and control can be realized, and the detection is convenient.

Description

Atmospheric monitoring equipment capable of rapidly self-checking leakage point

Technical Field

The utility model relates to the technical field of atmosphere detection equipment, in particular to atmosphere monitoring equipment capable of rapidly and self-detecting leakage points.

Background

In atmospheric environment monitoring field, particulate pollution monitoring uses comparatively extensively. Particulate matter generally refers to dust particles, dust, mist dust, smoke, chemical fumes and soot between 0.1-75 μm, and PM2.5, PM10 concentration data is typically used to represent particulate matter pollution levels. PM2.5 particle diameter is little, a large amount of poisonous and harmful substances are abundant, and stay time in the atmosphere is long, the conveying distance is far away, therefore the influence on human health and atmospheric environment quality is bigger, at present, the monitoring of particulate matters in the atmosphere is widely carried out by adopting the scattering method to detect by adopting the scattering method, for example, the Chinese patent application No. CN201720213374.0 filed before the company discloses a vehicle-mounted laser dust sensor, which comprises a shell, an air inlet, an air outlet, a hood, an air inlet box, an air inlet fan, a conduit, a detection groove, a laser emitter and a laser detection device, the gas to be detected is pumped into the detection groove through the air inlet fan to detect, the whole air passage is connected through an air pipe, the sealing state is required to be maintained for the whole air passage, after the product is used for a long time and when the assembly is finished and leaves the factory, at present, the detection of the air leakage of the product is mostly carried out by adopting special detection equipment at the factory, and the detection of the air leakage existing in the using process is impossible or inconvenient, so the design provides the atmosphere detection equipment capable of self-detection.

Disclosure of Invention

The utility model aims to solve the technical problems that: an atmosphere monitoring device capable of rapidly and self-detecting leakage points is provided.

In order to solve the technical problems, the intelligent dehumidifier comprises a shell, wherein a dehumidifier, a detector and an air pump are arranged in the shell, an air pipe among the dehumidifier, the detector and the air pump is connected with an intermediate air pipe, an inlet end of the dehumidifier is connected with an air inlet pipe, an air outlet end of the air pump is connected with an air outlet pipe, outlets of the air inlet pipe and the air outlet pipe extend out of the shell, electromagnetic valves I are arranged on the air inlet pipe, the air outlet pipe and the intermediate air pipe, one of the intermediate air pipes is connected with a detection pipe, the detection pipe is respectively connected with a vacuum machine and a vacuum detector, and electromagnetic valves II are arranged on the detection pipe.

Preferably, the vacuum device further comprises a controller, wherein the controller is arranged in the shell and is electrically connected with the first electromagnetic valve, the second electromagnetic valve, the vacuum machine and the vacuum detector.

Preferably, all of the solenoid valves are arranged in parallel and the controller controls each solenoid valve individually.

Preferably, an alarm is arranged on the outer side of the shell, and the alarm is connected with the controller.

Preferably, the detector comprises a detection box, a detection flow channel is arranged in the detection box, two middle air pipes are respectively communicated with two ends of the detection flow channel, and laser transmitters and particulate matters sensors are arranged on two sides of the detection flow channel on the detection box.

The beneficial effects of the utility model are as follows: according to the utility model, the first electromagnetic valve is arranged on the air inlet pipe, the air outlet pipe and the middle air pipe, the second electromagnetic valve is arranged on the detection pipe, the first electromagnetic valve and the second electromagnetic valve are used for separating the air flow channels, the vacuum machine and the vacuum detector are matched for detecting the air leakage points at the separated positions, the leakage fault points can be accurately discharged, the whole structure is simple, the automatic and rapid detection can be realized, the remote operation and the control can be realized, and the detection is convenient.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the housing according to the present utility model;

fig. 3 is a schematic plan view of fig. 2 in the present utility model.

In the figure: 1. a housing; 2. a dehumidifier; 3. an air extracting pump; 4. a detection box; 5. a laser emitter; 6. a particulate matter sensor; 7. an intermediate gas pipe; 8. an air inlet pipe; 9. an air outlet pipe; 10. a first electromagnetic valve; 11. a detection tube; 12. a vacuum machine; 13. a vacuum detector; 14. a second electromagnetic valve; 15. a controller; 16. an alarm.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, in which all directional indications (such as up, down, left, right, front, and rear … …) are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

As shown in fig. 1-3, this embodiment provides an atmosphere monitoring device capable of rapidly and automatically detecting leakage points, which comprises a housing 1, a dehumidifier 2, a detector and an air pump 3 are installed in the housing 1, the detector comprises a detection box 4, a detection flow channel is arranged in the detection box 4, two middle air pipes 7 are respectively communicated with two ends of the detection flow channel, a laser emitter 5 and a particulate matter sensor 6 are arranged on two sides of the detection flow channel on the detection box 4, an air pipe between the dehumidifier 2, the detector and the air pump 3 is connected with the middle air pipe 7, an inlet end of the dehumidifier 2 is connected with an air inlet pipe 8, an air outlet end of the air pump 3 is connected with an air outlet pipe 9, outlets of the air inlet pipe 8 and the air outlet pipe 9 extend out of the housing, electromagnetic valves 10 are installed on the air inlet pipe 8, the air outlet pipe 9 and the middle air pipe 7, one middle air pipe 7 is connected with a detection pipe 11, the detection pipe 11 is respectively connected with a vacuum machine 12 and a vacuum detector 13, and electromagnetic valves 14 are installed on the detection pipe 11.

As shown in fig. 2-3, a controller 15 is further installed in the housing, the controller 15 is electrically connected with the first electromagnetic valve 10, the second electromagnetic valve 14, the vacuum machine 12 and the vacuum detector 13, all the first electromagnetic valves 10 are arranged in parallel, the controller 15 independently controls each first electromagnetic valve 10, the controller 15 is used for detecting a rapid air leakage point by independently controlling the first electromagnetic valve 10, the second electromagnetic valve 14, the vacuum machine 12 and the vacuum detector 13, a power supply component is further arranged in the housing and is used for supplying power to electric elements, the vacuum machine 12 and the vacuum detector 13 are all of a microstructure, and in order to be capable of timely notifying a worker after detecting the air leakage point, an alarm 16 is further installed outside the housing, the alarm 16 can be specifically an audible and visual alarm or a buzzer, the alarm 16 is connected with the controller 15, and after detecting the air leakage point, the controller 15 controls the alarm 16 to send an alarm.

The air leakage detection principle of the utility model is as follows: when the device is used for normal monitoring, all the first electromagnetic valves 10 are in an open state, the second electromagnetic valves 14 are in a closed state, when leakage self-detection is carried out, the second electromagnetic valves 14 are in an open state, the first electromagnetic valves 10 on the air inlet pipe 8 and the air outlet pipe 9 are in a closed state, the two first electromagnetic valves 10 on the intermediate air pipe 7 are opened, the vacuum machine 12 starts to vacuumize, after a period of time of vacuumization, the vacuum machine 12 is closed, after a period of time, the vacuum detector 13 detects the vacuum degree in the detection pipe 11, and when the vacuum degree reaches a standard, all connection points are indicated to be in a sealed state; when the vacuum degree does not meet the standard, indicating that an air leakage point exists, closing the first electromagnetic valve 10 on the middle air pipe 7 connected with the dehumidifier 2, continuously vacuumizing the vacuum machine 12, closing the vacuum machine 12, detecting the vacuum degree in the detection pipe 11 by the vacuum detector 13 after a period of time, and when the vacuum degree reaches the standard, performing targeted repair on the air leakage point at the connecting part of the surface dehumidifier 2; when the vacuum degree does not meet the standard, the electromagnetic valve 10 on the other intermediate air pipe 7 is closed, the vacuum machine 12 continues to vacuumize, after vacuumizing for a period of time, the vacuum detector 13 detects the vacuum degree in the detection pipe 11 again after a period of time, and when the vacuum degree reaches the standard, a venting point exists at the connecting position of the surface detector. And the controller 15 can judge whether a plurality of leakage points exist according to the difference between the reading of the last vacuum detector 13 and the reading of the previous vacuum detector 13, the whole detection process is controlled by the controller 15, detection data are also transmitted into the controller 15, and after the detection of the leakage points, the controller 15 controls the alarm 16 to give an alarm.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an atmosphere monitoring equipment that can self-checking leak source fast, which comprises an outer shell, a serial communication port, install the dehumidifier in the shell, detector and aspiration pump, and the trachea is connected in the middle of connecting between dehumidifier, detector and the aspiration pump, the entrance point of dehumidifier is connected with the intake pipe, the end of giving vent to anger of aspiration pump is connected with the outlet duct, the casing outside is all stretched out in the export of intake pipe and outlet duct, all install solenoid valve one on intake pipe, outlet duct and the middle trachea, one of them middle trachea is connected with the test tube, the test tube is connected with vacuum machine and vacuum detector respectively, install solenoid valve two on the test tube.

2. The atmospheric monitoring device capable of rapidly and self-detecting leakage points according to claim 1, further comprising a controller, wherein the controller is installed in the housing and is electrically connected with the first electromagnetic valve, the second electromagnetic valve, the vacuum machine and the vacuum detector.

3. An atmospheric monitoring device for rapid self-test leaks according to claim 2 wherein all of the solenoid valves are arranged in parallel and the controller controls each solenoid valve individually.

4. The atmosphere monitoring device capable of rapidly and self-detecting leakage points according to claim 2, wherein an alarm is arranged on the outer side of the shell, and the alarm is connected with the controller.

5. The atmospheric monitoring device capable of rapidly and automatically detecting leakage points according to any one of claims 1-4, wherein the detector comprises a detection box, a detection flow channel is arranged in the detection box, two middle air pipes are respectively communicated with two ends of the detection flow channel, and laser transmitters and particulate matter sensors are arranged on two sides of the detection flow channel on the detection box.

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