CN208060336U - A kind of detection device of detectable dust particles - Google Patents

Abstract

The utility model relates to the technical field of detection devices, in particular to a detection device capable of detecting dust particles. , the bottom end of the inner cavity of the detection box is provided with a filtrate layer, and the bottom end of the partition extends into the filtrate layer, the outer wall of the detection box is fixedly connected with a PLC controller, and the detection box is fixedly plugged with a Air pipe and air outlet pipe, the PLC controller is electrically connected to the dust particle detection device, the air inlet pipe is provided with an air pump and a first switch valve, and the air outlet pipe is provided with a second switch valve, and the detection box is fixed A cylinder is connected. This device installs a primary dust collection device in the gas detection box, and connects the gas detection box with the deep dust suction device. Through the display status of the gas detection device, the gas is purified and dusted in real time, and the dust removal is clearly controlled according to the gas detection device. The effect is to ensure the quality of air emission.

Description

A detection device capable of detecting dust particles

technical field

The utility model relates to the technical field of detection devices, in particular to a detection device capable of detecting dust particles.

Background technique

In the process of life and production, a large amount of gas containing a high proportion of dust particles and impurities will be discharged. These gases need to be treated before they can be discharged. In order to clearly grasp the content of gas particles and impurities, it is necessary to detect the gas. The general detection device does not have Gas purification device, after the detection is completed, the gas needs to be purified by a special purification device, but it cannot be determined whether the exhaust air is completely purified after purification, which will affect the quality of air discharge. In view of this, we propose a dust particle detection method detection device.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a detection device capable of detecting dust particles.

In order to achieve the above object, the utility model adopts the following technical solutions:

A detection device capable of detecting dust particles is designed, including a detection box, a partition plate is fixedly connected to the inner wall of the detection box, and a dust particle detection device is fixedly connected to the partition board, and the bottom end of the detection box inner cavity is provided There is a filtrate layer, and the bottom end of the partition extends into the filtrate layer, a PLC (Programmable Logic Controller) controller is fixedly connected to the outer wall of the detection box, and an air inlet pipe and an air outlet pipe are fixedly connected to the detection box, so The PLC (Programmable Logic Controller) controller is electrically connected to the dust particle detection device, the air inlet pipe is provided with an air pump and a first switch valve, and the air outlet pipe is provided with a second switch valve, and the detection box is fixedly connected with a Cylinder, and the output end of the cylinder is fixedly connected with a telescopic plate, the detection box is connected with a connecting air pipe, and the end of the connecting air pipe away from the detection box is fixedly connected with a dust removal box, and the inner wall of the dust removal box is clamped with a first An adsorption layer, and a motor is fixedly connected to the outside of the dust removal box, the output end of the motor extends into the dust removal box, and one end of the extension is fixedly connected to a rotating shaft, the rotating shaft moves through the first adsorption layer, and the second rotating shaft is fixedly connected to it. Adsorption layer, the dust removal box is provided with a circulating air pipe.

Preferably, the bottom end of the partition is fixedly connected with a filter layer, the filter layer is located at the upper end of the filtrate layer, and the sides of the filter layer away from the partition are all attached to the inner wall of the detection box.

Preferably, the circulating air pipe is fixedly inserted into the dust removal box, and the end of the circulating air pipe away from the dust removal box is connected to the intake pipe, and a third switch valve is provided on the circulating air pipe.

Preferably, the second adsorption layer is distributed on the rotating shaft in an annular array, and the number of the second adsorption layers is four.

Preferably, the first adsorption layer and the second adsorption layer are respectively a filter cotton layer and an activated carbon adsorption layer, and the fineness of the particles adsorbed by the first adsorption layer is twice that of the particles adsorbed by the second adsorption layer.

The utility model proposes a detection device capable of detecting dust particles. The beneficial effect is that the device is provided with a primary dust collection device in the gas detection box, and connects the gas detection box with the deep dust suction device, and the gas detection device The display status of the gas can be purified and dedusted in real time, and the dedusting effect can be clearly grasped according to the gas detection device to ensure the quality of air emission.

Description of drawings

Fig. 1 is a main sectional view of the utility model structure;

Fig. 2 is a schematic diagram of the connection structure between the intermediate shaft and the second adsorption layer of the present invention.

In the figure: 1 detection box, 2 partitions, 3 dust particle detection device, 4 cylinder, 5 telescopic plate, 6 air inlet pipe, 7 air outlet pipe, 8 air pump, 9 first switch valve, 10 second switch valve, 11PLC controller (Programmable Logic Controller controller), 12 connection air pipe, 13 filter layer, 14 dust removal box, 15 motor, 16 rotating shaft, 17 first adsorption layer, 18 second adsorption layer, 19 circulation air pipe, 20 third switch valve.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, a detection device capable of detecting dust particles includes a detection box 1, a partition 2 is fixedly connected to the inner wall of the detection box 1, and a dust particle detection device 3 is fixedly connected to the partition 2 to detect The bottom end of the inner cavity of the box 1 is provided with a filtrate layer, and the bottom end of the partition 2 extends into the filtrate layer. The sides away from the partition 2 are all attached to the inner wall of the detection box 1. By setting the filter layer 13, the large particles of impurities in the air will be precipitated in the filter liquid layer under the barrier effect of the filter layer 13 and will not enter the dust removal box. 14. Ensure primary dust removal effect.

A PLC controller 11 is fixedly connected to the outer wall of the detection box 1, and an air inlet pipe 6 and an air outlet pipe 7 are fixedly plugged into the detection box 1. The PLC controller 11 is electrically connected to the dust particle detection device 3, and the air inlet pipe 6 is provided with There is an air pump 8 and a first switch valve 9, and the outlet pipe 7 is provided with a second switch valve 10, the detection box 1 is fixedly connected with a cylinder 4, and the output end of the cylinder 4 is fixedly connected with a telescopic plate 5, and the detection box 1 A connection air pipe 12 is communicated, and the end of the connection air pipe 12 away from the detection box 1 is fixedly connected with a dust removal box 14, the inner wall of the dust removal box 14 is clamped with a first adsorption layer 17, and the outside of the dust removal box 14 is fixedly connected with a motor 15, The output end of the motor 15 extends into the dust removal box 14, and one end of the extension is fixedly connected with a rotating shaft 16, the rotating shaft 16 moves through the first adsorption layer 17, and the second adsorption layer 18 is fixedly connected on the rotating shaft 16, the first adsorption layer 17 and The second adsorption layer 18 is a filter cotton layer and an activated carbon adsorption layer respectively, and the fineness of particles adsorbed by the first adsorption layer 17 is twice that of the particles adsorbed by the second adsorption layer 18, ensuring layer-by-layer adsorption to achieve purification effect.

The second adsorption layer 18 is distributed on the rotating shaft 16 in an annular array, and the number is four. Under the action of the motor 15, the rotating second adsorption layer 17 attracts the gas entering the dust removal box 14, and after a second Adsorption, to ensure the purification effect.

The dust removal box 14 is provided with a circulation air pipe 19, the circulation air pipe 19 is fixedly plugged on the dust removal box 14, and the end of the circulation air pipe 19 away from the dust removal box 14 is connected to the intake pipe 6, and the circulation air pipe 19 is provided with a third on-off valve 20 , the purified gas is re-entered into the detection box 1 for detection by setting a circulating air pipe 19, and if it does not reach the standard, it will be re-purified, and will be discharged after reaching the standard.

Working principle: through the exhaust gas entering from the intake pipe 6, through the detection of the dust particle detection device 3, the dust particle detection device 3 sends a signal to the PLC controller 11, and the PLC controller 11 controls the operation of the cylinder 4, so that the telescopic plate 5 moves from the partition Plate 2 is pulled away, the gas enters the filtrate layer, and enters the connecting air pipe 12 under the filtering action of the filter layer 13, and at the same time the motor 15 is also started to drive the second adsorption layer 18 to rotate. Under the action of wind, the first adsorption layer 18 passes through the air. The adsorption effect of layer 17 and the second adsorption layer 18 is transported from the circulating air pipe 19 to the air intake pipe 6, and the dust particle detection device 3 continues to detect. If the standard is not reached, the above purification process is repeated. If the standard is reached, the second on-off valve 10 is opened and the first A switch valve 9 makes the gas output from the gas outlet pipe 7.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. Any equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (5)

1. A detection device capable of detecting dust particles, comprising a detection box, characterized in that: the inner wall of the detection box is fixedly connected with a partition, and the partition is fixedly connected with a dust particle detection device, the detection box The bottom end of the inner cavity is provided with a filter liquid layer, and the bottom end of the partition extends into the filter liquid layer, a PLC controller is fixedly connected to the outer wall of the detection box, and an air inlet pipe and an air outlet pipe are fixedly plugged into the detection box, The PLC controller is electrically connected to the dust particle detection device, the air inlet pipe is provided with an air pump and a first switch valve, and the air outlet pipe is provided with a second switch valve, and the detection box is fixedly connected with a cylinder, and A telescopic plate is fixedly connected to the output end of the cylinder, a connecting air pipe is connected to the detection box, and the end of the connecting air pipe away from the detection box is fixedly connected to a dust removal box, and the first adsorption layer is clamped on the inner wall of the dust removal box. And the outside of the dust removal box is fixedly connected with a motor, the output end of the motor extends into the dust removal box, and one end of the extension is fixedly connected with a rotating shaft, the rotating shaft moves through the first adsorption layer, and the second adsorption layer is fixedly connected to the rotating shaft, A circulating air pipe is arranged on the dust removal box. 2. A detection device capable of detecting dust particles according to claim 1, wherein the bottom end of the partition is fixedly connected with a filter layer, the filter layer is located at the upper end of the filtrate layer, and the filter layer is far away from the partition The sides of the board are all attached to the inner wall of the test box. 3. A detection device capable of detecting dust particles according to claim 1, wherein the circulating air pipe is fixedly inserted into the dust removal box, and the end of the circulating air pipe away from the dust removal box is connected to the intake pipe, so A third on-off valve is provided on the circulating air pipe. 4 . The detection device capable of detecting dust particles according to claim 1 , wherein the second adsorption layer is distributed on the rotating shaft in an annular array, and the number of installations is four. 5. A detection device capable of detecting dust particles according to claim 1, wherein the first adsorption layer and the second adsorption layer are filter cotton layer and activated carbon adsorption layer respectively, and the first adsorption layer adsorbs The fineness of the particles is twice that of the particles adsorbed by the second adsorption layer.