CN210051602U

CN210051602U - Waste gas detection device for fixing pollution source VOC

Info

Publication number: CN210051602U
Application number: CN201822214498.8U
Authority: CN
Inventors: 杨阳; 梁赛赛; 万秋燕; 曹磊; 任淑洁
Original assignee: Nantong Haili Environmental Testing Co Ltd
Current assignee: Nantong Haili Environmental Testing Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-02-11
Anticipated expiration: 2028-12-27

Abstract

The utility model discloses a waste gas detection device for fixed pollution sources VOC relates to environmental protection technical field, including collection system, treater, memory and audible-visual annunciator, collection system's inlet end intercommunication has the admission line, collection system gives vent to anger the end intercommunication and has pipeline. The utility model discloses in case discovery content exceeds standard, the treater passes through the controller and sends the instruction to servo motor and audible-visual annunciator, audible-visual annunciator carries out audible-visual annunciator, servo motor drives the conversion post simultaneously and rotates, waste gas is sent back the pipeline and is continued to carry purification unit, current detection device compares, neotype be used for fixed pollution source VOC exhaust gas detection device when the gas is unqualified in the pollution source, not only can report to the police, can return purifier with unqualified gas transport simultaneously, avoid unqualified gas direct discharge, use energy-concerving and environment-protective more.

Description

Waste gas detection device for fixing pollution source VOC

Technical Field

The utility model relates to an environmental protection technical field specifically is a waste gas detection device for fixed pollution sources VOC.

Background

Organic waste gas is the most common pollutant discharged by petrochemical industry, spray painting, pharmacy and printing. These organic waste gases cause air pollution and harm to human health, most of which are toxic to human health and environment. Some organic materials are classified as carcinogens, such as benzene, polycyclic aromatic hydrocarbons, vinyl chloride, acetonitrile, and the like. Due to the risk of volatile organic gases, most enterprises cannot avoid generating a certain amount of waste gas in the production process, the generated waste gas is directly discharged into the atmosphere, and the pollution to the air is inevitable.

Currently, chinese patent discloses a pump-suction type photoionization VOC gas detector (No. CN 207133235U), which can include a zero gas generator and a sampling filter, wherein the zero gas generator includes: the gas channel consists of an end cover and a bottom cover and comprises a first channel, a second channel and a third channel which are sequentially connected, and the first channel and the third channel are parallel to each other; the bottom cover, the shell and the upper cover form an adsorption cavity; the adsorption component is arranged in the adsorption cavity and can be integrally replaced; a waterproof breathable membrane located between the third channel and the adsorption assembly; a filtration membrane located downstream of the adsorption assembly. But present VOC gas detector is mostly can only detect gas composition, when gas content is abnormal state, only can make the warning, can not in time react according to the testing result, lead to the direct discharge of exhaust gas not up to standard easily to cause the pollution of environment, moreover the dismouting inconvenient, with high costs, life end, consequently, technical personnel in the art provide a waste gas detection device for fixed pollution source VOC, with the problem of proposing in solving above-mentioned background art.

Disclosure of Invention

An object of the utility model is to provide a waste gas detection device for fixing pollution sources VOC to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an exhaust gas detection device for fixed pollution source VOC, includes collection system, treater, memory and audible-visual annunciator, collection system's inlet end intercommunication has the admission line, collection system gives vent to anger the end intercommunication and has pipeline, the display screen is installed in collection system's the outside, pipeline's the end intercommunication of giving vent to anger has the converter, servo motor is installed to the top of converter, servo motor's output transmission has the conversion post, the conversion post is located the inside of converter, the conversion chamber has been seted up to the inside of conversion post, the right side intercommunication of conversion post has recovery duct and discharge tube, collection system, display screen, memory and controller all connect in the treater, servo motor and audible-visual annunciator all connect in the controller.

As a further aspect of the present invention: collection system includes temperature-sensing ware, pressure sensors, humidity inductor and toxic gas concentration inductor, the output of temperature-sensing ware, pressure sensors, humidity inductor and toxic gas concentration inductor all connect in the input of treater.

As a further aspect of the present invention: the conversion cavity is a cylindrical cavity, a first through hole A, a second through hole B, a third through hole C and a fourth through hole D are formed in the outer surface of the conversion column, and the first through hole A, the second through hole B, the third through hole C and the fourth through hole D are all communicated with the conversion cavity.

As a further aspect of the present invention: the audible and visual alarm comprises an LED flash lamp and a loudspeaker.

As a further aspect of the present invention: the recovery pipeline is positioned above the discharge pipeline, and the conveying pipeline and the discharge pipeline are symmetrically distributed on the left side and the right side of the converter.

As a further aspect of the present invention: first through-hole A is located the upper end of conversion post, first through-hole A with recovery duct looks adaptation, second through-hole B, third through-hole C and fourth through-hole D all are located the lower extreme of conversion post, third through-hole C and fourth through-hole D symmetric distribution in there are both sides in the left side of conversion post, just mutually perpendicular between third through-hole C and the second through-hole B, third through-hole C and fourth through-hole D respectively with pipeline and discharge duct are suitable for, second through-hole B and pipeline looks adaptation.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when using, waste gas is carried collection system from the admission line in, collection system gathers the composition of waste gas, and the data transmission who will gather gives the treater, the information and the memory that the treater gathered in to waste gas contrast, in case find that the content exceeds standard, the treater passes through the controller and sends the instruction to servo motor, servo motor drives the changeover valve and rotates, when unqualified, waste gas is sent back the pipeline and is continued to carry purification system in, when qualified, qualified waste gas is sent the discharge tube way and is directly discharged, current detection device compares, neotype be used for fixed pollution source VOC exhaust gas detection device when the gas is unqualified in the pollution sources, not only can report to the police, can carry back purifier with unqualified gas simultaneously, avoid unqualified gas directly to discharge, use more energy-concerving and environment-protective.

Drawings

FIG. 1 is a schematic structural diagram of an exhaust gas detection device for fixing pollution sources VOC;

FIG. 2 is a schematic structural view of a converter in an exhaust gas detecting apparatus for fixing a pollution source VOC;

FIG. 3 is a system block diagram of an exhaust gas detection device for fixing a pollutant VOC;

fig. 4 is a schematic structural diagram of an acquisition device in an exhaust gas detection device for fixing pollution sources VOC.

In the figure: 1. an air intake duct; 2. a collection device; 3. a display screen; 4. a delivery conduit; 5. a servo motor; 6. a recovery pipeline; 7. a discharge conduit; 8. a converter; 9. a conversion chamber; 10. a conversion column; 11. a processor; 12. a memory; 13. a controller; 14. an audible and visual alarm; 201. a temperature sensor; 202. a pressure sensor; 203. a humidity sensor; 204. a toxic gas concentration sensor; A. a first through hole; B. a second through hole; C. a third through hole; D. and a fourth via.

Detailed Description

Referring to fig. 1-4, in an embodiment of the present invention, an exhaust gas detecting apparatus for fixing pollution sources VOC includes an acquisition apparatus 2, a processor 11, a memory 12 and an audible and visual alarm 14, an air inlet of the acquisition apparatus 2 is communicated with an air inlet pipe 1, an air outlet of the acquisition apparatus 2 is communicated with a conveying pipe 4, a display screen 3 is installed outside the acquisition apparatus 2, an air outlet of the conveying pipe 4 is communicated with a converter 8, a servo motor 5 is installed above the converter 8, an output end of the servo motor 5 is driven by a converting column 10, the converting column 10 is located inside the converter 8, a converting cavity 9 is opened inside the converting column 10, a recycling pipe 6 and a discharge pipe 7 are communicated to the right side of the converting column 10, the acquisition apparatus 2, the display screen 3, the memory 12 and the controller 13 are all connected to the processor 11, the servo motor 5 and the audible and visual alarm 14 are all connected to a controller 13 (model is MAM-300), waste gas is carried collection system 2 from admission line 1, collection system 2 gathers the composition of waste gas, and the data transmission who will gather gives treater 11, treater 11 contrasts the information and memory 12 of gathering in the waste gas, in case find the content exceeds standard, treater 11 sends the instruction to servo motor 5 (the model is GW31 ZY) through controller 13, servo motor 5 drives the converting column 10 and rotates, qualified waste gas is sent and is discharged pipeline 7 and directly discharges, when unqualified, waste gas is sent back pipeline 6 and is continued to carry purification unit, compare current detection device, neotype is used for fixed pollution source VOC exhaust gas detection device when the gas is unqualified in the pollution source, not only can report to the police, can carry back purifier with unqualified gas simultaneously, avoid unqualified gas direct discharge, use more energy-concerving and environment-protective.

Collection system 2 includes temperature-sensing ware 201 (the model is HK-PT 100), pressure sensors 202 (the model is KA-P300), humidity inductor 203 (the model is DHT 11) and toxic gas concentration inductor 204 (the model is QD 6000), temperature-sensing ware 201, pressure sensors 202, humidity inductor 203 and toxic gas concentration inductor 204's output all connects in the input of treater 11, waste gas is carried collection system 2 from admission line 1, temperature-sensing ware 201, pressure sensors 202, humidity inductor 203 and toxic gas concentration inductor 204 gather the composition of waste gas, and transmit the data of gathering for treater 11, treater 11 compares the information and memory 12 of gathering in to waste gas.

Conversion chamber 9 is the cylinder type cavity, first through-hole A has been seted up to the surface of conversion post 10, second through-hole B, third through-hole C and fourth through-hole D, first through-hole A, second through-hole B, third through-hole C and fourth through-hole D all communicate in conversion chamber 9, as shown in fig. 2, when gaseous for qualified, conversion post 10 rotates this moment, pipeline 4 communicates third through-hole C this moment, fourth through-hole D intercommunication exhaust pipe 7, qualified gaseous direct discharge from exhaust pipe 7 this moment, when gaseous for unqualified, second through-hole B intercommunication pipeline 4 this moment, first through-hole A intercommunication recovery pipeline 6, unqualified gaseous repurifying in 6 transport to purifier from pipeline.

Audible-visual annunciator 14 (the model is LTE-1101) includes LED flash light and speaker, and collection system 2 gathers the composition of waste gas to data transmission for treater 11 with gathering, treater 11 compares the information and memory 12 of gathering in the waste gas, and in case find the content exceeds standard, treater 11 controls audible-visual annunciator 14 through controller 13 and opens, and the LED flash light sends the light warning this moment, and the speaker sends sound alarm, thereby tells staff's technique to make corresponding measure.

The recovery pipeline 6 is located the top of discharge pipe 7, and pipeline 4 and discharge pipe 7 symmetric distribution are in the left and right sides of converter 8, and servo motor 5 drives the conversion post 10 and rotates, and qualified waste gas is sent discharge pipe 7 and is directly discharged, and when unqualified, waste gas is sent recovery pipeline 6 and is continued to be carried in the purification device.

The first through hole A is positioned at the upper end of the conversion column 10 and is matched with the recovery pipeline 6, the second through hole B, the third through hole C and the fourth through hole D are all positioned at the lower end of the conversion column 10, the third through hole C and the fourth through hole D are symmetrically distributed at the left side of the conversion column 10 and are provided with two sides, and the third through hole C and the second through hole B are vertical to each other, the third through hole C and the fourth through hole D are respectively matched with the conveying pipeline 4 and the discharge pipeline 7, the second through hole B is matched with the conveying pipeline 4, as shown in figure 2, when the gas is qualified, the conversion column 10 rotates, the conveying pipeline 4 is communicated with the third through hole C, the fourth through hole D is communicated with the discharge pipeline 7, the qualified gas is directly discharged from the discharge pipeline 7, when the gas is unqualified, the second through hole B is communicated with the conveying pipeline 4, the first through hole A is communicated with the recovery pipeline 6, and the unqualified gas is conveyed to the purification device from the recovery pipeline 6 to be purified again.

The utility model discloses a theory of operation is: waste gas is conveyed into the collecting device 2 from the gas inlet pipeline 1, the collecting device 2 collects components of the waste gas, the collected data are transmitted to the processor 11, the processor 11 compares the collected information in the waste gas with the memory 12, once the content exceeds the standard, the processor 11 controls the audible and visual alarm 14 to be started through the controller 13, the LED flash lamp gives out light warning at the moment, the loudspeaker gives out sound alarm to inform workers of corresponding measures, meanwhile, the processor 11 sends an instruction to the servo motor 5 through the controller 13, the servo motor 5 drives the conversion column 10 to rotate, as shown in figure 2, when the gas is qualified, the conversion column 10 rotates at the moment, the conveying pipeline 4 is communicated with the third through hole C at the moment, the fourth through hole D is communicated with the discharge pipeline 7, the qualified gas is directly discharged from the discharge pipeline 7, when the gas is unqualified, second through-hole B intercommunication pipeline 4 this moment, first through-hole A intercommunication recovery pipeline 6, nonconforming gas carries to the purifier from recovery pipeline 6 and purifies again, current detection device compares, and neotype be used for fixed pollution sources VOC exhaust gas detection device not only can report to the police when the gas is unqualified in the pollution sources, can carry unqualified gas back to purifier simultaneously, avoids nonconforming gas directly to discharge, uses energy-concerving and environment-protective more.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The waste gas detection device for fixing the pollution sources VOC comprises an acquisition device (2), a processor (11), a storage (12) and a sound-light alarm (14), and is characterized in that the air inlet end of the acquisition device (2) is communicated with an air inlet pipeline (1), the air outlet end of the acquisition device (2) is communicated with a conveying pipeline (4), a display screen (3) is installed on the outer side of the acquisition device (2), the air outlet end of the conveying pipeline (4) is communicated with a converter (8), a servo motor (5) is installed above the converter (8), a conversion column (10) is driven by the output end of the servo motor (5), the conversion column (10) is located inside the converter (8), a conversion cavity (9) is formed inside the conversion column (10), a recovery pipeline (6) and a discharge pipeline (7) are communicated with the right side of the conversion column (10), collection system (2), display screen (3), memory (12) and controller (13) all connect in processor (11), servo motor (5) and audible-visual annunciator (14) all connect in controller (13).

2. The exhaust gas detection device for fixed pollutant VOC according to claim 1, characterized in that the collection device (2) comprises a temperature sensor (201), a pressure sensor (202), a humidity sensor (203) and a toxic gas concentration sensor (204), and the output ends of the temperature sensor (201), the pressure sensor (202), the humidity sensor (203) and the toxic gas concentration sensor (204) are connected to the input end of the processor (11).

3. The exhaust gas detection device for fixing pollution sources VOC according to claim 1, wherein said conversion chamber (9) is a cylindrical cavity, a first through hole (A), a second through hole (B), a third through hole (C) and a fourth through hole (D) are opened on the outer surface of said conversion column (10), and said first through hole (A), said second through hole (B), said third through hole (C) and said fourth through hole (D) are all communicated with said conversion chamber (9).

4. The exhaust gas detection device for stationary pollution sources VOC according to claim 1, characterized in that said audible and visual alarm (14) comprises an LED flash and a speaker.

5. The exhaust gas detection device for fixed pollutant VOC according to claim 1, characterized in that the recovery duct (6) is located above the exhaust duct (7), and the delivery duct (4) and the exhaust duct (7) are symmetrically distributed on the left and right sides of the converter (8).

6. The exhaust gas detection device for fixed pollutant VOC according to claim 3, characterized in that the first through hole (A) is located at the upper end of the conversion column (10), the first through hole (A) is adapted to the recovery pipeline (6), the second through hole (B), the third through hole (C) and the fourth through hole (D) are all located at the lower end of the conversion column (10), the third through hole (C) and the fourth through hole (D) are symmetrically distributed on the left side of the conversion column (10) and are arranged on two sides, the third through hole (C) and the second through hole (B) are perpendicular to each other, the third through hole (C) and the fourth through hole (D) are adapted to the conveying pipeline (4) and the discharge pipeline (7), and the second through hole (B) is adapted to the conveying pipeline (4).