CN211577106U

CN211577106U - Smoke and dust flue gas detection device

Info

Publication number: CN211577106U
Application number: CN201922432615.2U
Authority: CN
Inventors: 吕昌刚; 高加喜; 姜兵; 高孝国
Original assignee: Qingdao Lubo Weiye Environmental Technology Co ltd
Current assignee: Qingdao Lubo Weiye Environmental Technology Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-25
Anticipated expiration: 2029-12-27

Abstract

The utility model provides a smoke and dust flue gas detection device, includes the box, flue gas detecting system and smoke and dust detecting system, flue gas detecting system includes flue gas air inlet, miniature diaphragm pump, condensation bottle, flue gas detector and flue gas outlet, the flue gas air inlet is established on box upper portion, miniature diaphragm pump, condensation bottle and flue gas detector are all established inside the box, the flue gas outlet is established in the box lower part, just flue gas air inlet, miniature diaphragm pump, condensation bottle, flue gas detector and flue gas outlet concatenate in proper order through the flue gas pipeline. The smoke detection system and the smoke detection system are integrated, one smoke detection device can simultaneously detect smoke and smoke, the detector is portable in volume design, and is convenient for workers to carry; the elastic gas container is arranged in the smoke pipeline, so that gas pressure fluctuation can be buffered, the gas pressure is eliminated, the effect of pressure stabilization and unloading is achieved, the stability of the gas pressure of the smoke pipeline is ensured, and the detection efficiency is improved.

Description

Smoke and dust flue gas detection device

Technical Field

The utility model relates to an atmospheric environment monitoring facilities technical field, concretely relates to smoke and dust flue gas detection device.

Background

With the development of society, environmental problems become more serious, and smoke dust and flue gas are important pollutants in environmental pollution, are main reasons for polluting atmosphere in residential areas, and bring serious harm to human health. The composition of the flue gas is very complex, including SO₂、CO、CO₂Hydrocarbons, nitrogen oxides, and the like, and the soot includes ash, coal particles, oil droplets, pyrolysis products, and the like of the fuel.

In order to enhance quality monitoring of the ambient atmosphere, smoke and fumes in the atmosphere need to be detected. In the prior art, because smoke and dust detects and the flue gas detects two parallel systems of mutually noninterference, smoke and dust on the market detects and the flue gas detects separately use separately, leads to the staff to carry when outdoor measuring, and it is inconvenient to carry, also influences work efficiency. How to solve the technical problems is the technical problem which needs to be solved by the current atmospheric environment monitoring equipment technology.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides a smoke and dust smoke detection device to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: the smoke detection system comprises a smoke inlet, a miniature diaphragm pump, a condensation bottle, a smoke detector and a smoke outlet, wherein the smoke inlet is arranged at the upper part of the box body; the smoke and dust detection system comprises a smoke and dust air inlet, a filter element, an elastic air container, an air suction pump and a smoke and dust air outlet, wherein the smoke and dust air inlet is formed in the upper part of the box body, the filter element, the elastic air container and the air suction pump are all arranged in the box body, the smoke and dust air outlet is formed in the lower part of the box body, and the smoke and dust air inlet, the filter element, the elastic air container, the air suction pump and the smoke and dust air outlet are sequentially connected in; the miniature diaphragm pump, the smoke detector, the air pump and the control mainboard are electrically connected.

Preferably, the elastic air volume comprises an air volume box body, a cover plate and a buffering silica gel layer, wherein at least one limiting hole is formed in the cover plate, and an elastic limiting bulge matched with the limiting hole in shape and size is formed in the buffering silica gel layer; the air-accommodating box body is sequentially provided with a cover plate and a buffering silica gel layer from top to bottom, an elastic limiting bulge on the buffering silica gel layer is clamped in a limiting hole, and the cover plate and the air-accommodating box body are fixed through screws; and the air-containing box body is provided with an air inlet and an air outlet.

Preferably, the flue gas detector comprises O2, SO2, NO2 and CO sensors, the O2, SO2, NO2 and CO sensors are located in a containing chamber, the containing chamber is located in a box body, and the O2, SO2, NO2 and CO sensors are all electrically connected with the control main board.

Preferably, a pressure plate is arranged in the box body, a pressure sensor is arranged on the pressure plate, and the pressure sensor is electrically connected with the control mainboard.

Preferably, a storage battery pack is arranged in the box body and supplies power to the micro diaphragm pump, the smoke detector, the air suction pump, the control mainboard and the pressure sensor.

Preferably, the upper part of the box body is provided with a positive pressure interface and a negative pressure interface which can be connected with a pitot tube, and the positive pressure interface and the negative pressure interface are electrically connected with the control mainboard.

Preferably, the upper part of the box body is provided with a liquid crystal screen, and the liquid crystal screen is rotatably connected to the box body through a damping rotating shaft.

Preferably, the box is internally provided with a Bluetooth printing module, and the Bluetooth printing module is electrically connected with the control mainboard.

The embodiment of the utility model provides a pair of smoke and dust smoke detection device has following beneficial effect: the smoke detection system and the smoke detection system are integrated, one smoke detection device can simultaneously detect smoke and smoke, the detector is portable in volume design, and is convenient for workers to carry; the elastic gas container is arranged in the smoke pipeline, so that gas pressure fluctuation can be buffered, the gas pressure is eliminated, the effect of pressure stabilization and unloading is achieved, the stability of the gas pressure of the smoke pipeline is ensured, and the detection efficiency is improved.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the smoke and dust detection device of the present invention;

FIG. 2 is a schematic view of the structure of the smoke and dust detection device of the present invention;

FIG. 3 is a schematic view of the rear view structure of the smoke and dust detection device of the present invention;

fig. 4 is an explosion diagram of the elastic gas volume of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment 1, refer to fig. 1-4, fig. 1 is a schematic view of a three-dimensional structure of the smoke and fume detecting device of the present invention; FIG. 2 is a schematic view of the structure of the smoke and dust detection device of the present invention; FIG. 3 is a schematic view of the rear view structure of the smoke and dust detection device of the present invention; fig. 4 is an explosion diagram of the elastic gas volume of the present invention.

A smoke and dust and flue gas detection device comprises a box body 100, and comprises a flue gas detection system and a smoke and dust detection system, wherein the flue gas detection system comprises a flue gas inlet 310, a miniature diaphragm pump 320, a condensation bottle 330, a flue gas detector and a flue gas outlet, the flue gas inlet 310 is arranged at the upper part of the box body 100, the miniature diaphragm pump 320, the condensation bottle 330 and the flue gas detector are all arranged inside the box body 100, the flue gas outlet is arranged at the lower part of the box body 100, and the flue gas inlet 310, the miniature diaphragm pump 320, the condensation bottle 330, the flue gas detector and the flue gas outlet are sequentially connected in series; the smoke detection system comprises a smoke inlet 210, a filter element, an elastic gas container 220, an air suction pump 230 and a smoke outlet, wherein the smoke inlet 210 is arranged at the upper part of the box body 100, the filter element, the elastic gas container 220 and the air suction pump 230 are all arranged in the box body 100, the smoke outlet is arranged at the lower part of the box body 100, and the smoke inlet 210, the filter element, the elastic gas container 220, the air suction pump 230 and the smoke outlet are sequentially connected in series through a smoke pipeline; the micro diaphragm pump 320, the smoke detector, the suction pump 230 and the control main board 400 are electrically connected.

The smoke pipeline and the smoke pipeline are rubber hoses; the control board 400 is generally a single chip microcomputer and a PLC control board.

Condensation bottle 330 can prevent that air humidity from too high formation drop of water from getting into the smoke detector, avoids destroying the smoke detector, makes measured data more accurate, guarantees that the instrument is safer.

The filter element is used for filtering partial water vapor in the air and dust in the air, and the water vapor and the dust are prevented from entering the smoke pipeline.

The smoke detection use method comprises the following steps: the flue gas sampling gun is connected with the flue gas inlet 310 through a rubber hose to connect the flue gas filter element, the power is turned on, the miniature diaphragm pump 320 starts to work, and the flue gas sampling gun is put into the flue to sample. The sampled flue gas passes through the flue gas inlet 310, the micro diaphragm pump 320, the condensing bottle 330 and the flue gas detector in sequence and is discharged from the flue gas outlet.

Flue gas detector can select O₂、SO₂、NO、NO₂CO sensor, the flue gas after water vapor condensation passes through O₂、SO₂、NO、NO₂CO sensor, carrying out O₂、SO₂、NO、NO₂And detecting the concentration of CO.

The smoke detection and use method comprises the following steps: the smoke sampling gun is connected with the gas-water separator and the smoke inlet 210 through the rubber hose, the power supply is turned on, the air pump 230 starts to work, and the sampled smoke sequentially enters the smoke inlet 210, the filter element, the elastic gas container 220 and the air pump 230 and is discharged from the smoke outlet.

The smoke sampling gun collects certain gas according to the constant-speed sampling requirement, and the emission concentration and the total emission amount of the particulate matters are calculated according to the weight of the smoke collected by the filter membrane and the volume of the extracted gas.

The gas-water separator is used for filtering partial water vapor in the air and dust in the residual air, and preventing the water vapor and the dust from entering a smoke pipeline.

Example 3, see figure 4.

The elastic air container 220 comprises an air container box body 221, a cover plate 223 and a buffering silica gel layer 222, wherein at least one limiting hole 223a is formed in the cover plate 223, and an elastic limiting protrusion 222a matched with the limiting hole 223a in shape and size is formed in the buffering silica gel layer 222; the air-accommodating box body 221 is sequentially provided with a cover plate 223 and a buffering silica gel layer 222 from top to bottom, an elastic limiting bulge 222a on the buffering silica gel layer 222 is clamped in a limiting hole 223a, and the cover plate 223 and the air-accommodating box body 221 are fixed through screws; the air-containing box 221 is provided with an air inlet 221a and an air outlet 221 b.

The buffer silica gel layer 220 is made of a silica gel sheet which has certain elasticity; when the elastic limiting protrusion 222a expands, the elastic limiting protrusion can bulge from the limiting hole 223a, so that not only can the stability of the air path be ensured, but also the positioning effect of the buffering silica gel layer 220 can be ensured.

The assembly process of the elastic air container 220: the buffer silica gel layer 220 is fixed on the air-accommodating box body 221, and then the cover plate 223 is fixed on the buffer silica gel layer 220, so that the buffer silica gel layer 220 can be compressed, and the sealing performance is ensured; after the assembly, the elastic limiting protrusion 222a on the buffering silica gel layer 220 is just clamped inside the limiting hole 223a of the cover plate 223, so that the design can ensure that the air path stability can be ensured and the positioning effect of the buffering silica gel layer 220 can also be ensured when the buffering silica gel layer 220 expands and swells at the position of the limiting hole 223a in the working process of the air pump.

Elastic air volume 220 operating principle: the elastic gas container 220 is used for buffering gas pressure fluctuation in the smoke dust pipeline and eliminating the gas pressure to play a role in stabilizing pressure and unloading. When the gas pressure in the smoke pipeline changes, the buffering silica gel layer 220 is changed by the gas pressure, the elastic limiting bulge 222a can automatically expand and contract according to the gas flow condition, the change of the gas pressure is buffered to a certain extent, the gas pressure of the system can be ensured to be stable, the gas flow is ensured to be stable and uniform, and meanwhile, the flow value detected by the gas flowmeter can also be ensured to be stable.

Example 3, see fig. 1-4.

A pressure plate 700 is arranged in the box body 100, a pressure sensor is arranged on the pressure plate 700, and the pressure sensor is electrically connected with the control main board 400. The pressure plate 700 is a general iron plate on which a pressure sensor is provided.

The utility model discloses smoke and dust flue gas detection device can connect the moisture content rifle, and moisture content rifle muzzle links to each other with flue gas air inlet 310, and during the barrel stretched into and waits to detect the flue, according to the wet dry bulb temperature that the moisture content rifle detected to and through the pressure and the exhaust static pressure on the wet bulb surface that pressure sensor detected, combine the atmospheric pressure to calculate saturated vapor pressure according to wet bulb temperature simultaneously, calculate the moisture content according to the formula.

Example 4, see fig. 1-4.

The upper portion of the box 100 is provided with a positive pressure interface 910 and a negative pressure interface 920 which can be connected with a pitot tube, and the positive pressure interface 910 and the negative pressure interface 920 are electrically connected with the control mainboard 400.

The utility model discloses can connect the pitot tube, the anodal interface of pitot tube is connected with malleation interface 910, and negative pole interface and negative pressure interface 920 are connected, the pitot tube stretches into and waits to detect in the flue, detects flue gas static pressure, total pressure data, calculates the flue gas velocity of flow, and the pitot tube can detect flue gas temperature simultaneously.

A pitot tube, also known as a "pitot tube", is a tubular device for measuring the total pressure and static pressure of an air flow to determine the velocity of the air flow. The static pressure measured by each static pressure hole is output after the pressure of the pressure equalizing chamber is equalized, and the flow velocity of the fluid to be measured can be calculated by using a pitot tube to measure the flow velocity of the fluid because the difference between the total pressure and the static pressure of the fluid and the flow velocity of the fluid to be measured have a definite numerical relationship. The pitot tube is provided with a thermal resistance thermometer which can measure the temperature of the smoke.

Further, a storage battery pack 600 is arranged in the box body 100, and the storage battery pack 600 supplies power to the micro diaphragm pump 320, the smoke detector, the air suction pump 230, the control main board 400 and the pressure sensor.

Storage battery 600 can guarantee the utility model discloses, can work equally in not having the alternating current power supply occasion, can carry out the flue gas detection at different occasions anytime and anywhere, simple and convenient, the practicality is strong.

Note that O is₂、SO₂、NO、NO₂CO sensors using known techniques, e.g. O₂The sensor can adopt but is not limited to the model BYG511-O adopting Boyun wound₂Oxygen Sensor of (SO)₂The sensor can adopt but is not limited to a model JXBS-5001-SO adopting Ruihebao₂SO of (A)₂Sensor, NO sensor can adopt but not limited to the Dermat T340-NO sensor, NO₂The sensor can adopt but is not limited to adopt Dermat T340-NO₂The sensor, CO sensor can adopt but not only adopt bright splendid science and technology ZE15-CO sensor, so its specific structure and theory of operation do not need to be repeated.

Further, the upper portion of the box body 100 is provided with a liquid crystal screen 500, and the liquid crystal screen 500 is rotatably connected to the box body 100 through a damping rotating shaft 510. The user can directly view the detection data through the liquid crystal screen 500.

Further, a bluetooth printing module is arranged in the box body 100, and the bluetooth printing module is electrically connected with the control mainboard 400.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept, and all such alterations and modifications shall fall within the scope of the appended claims.

Claims

1. The utility model provides a smoke and dust smoke detection device, includes box (100), characterized by: the smoke detection system comprises a smoke gas inlet (310), a miniature diaphragm pump (320), a condensation bottle (330), a smoke gas detector and a smoke gas outlet, wherein the smoke gas inlet (310) is arranged at the upper part of the box body (100), the miniature diaphragm pump (320), the condensation bottle (330) and the smoke gas detector are arranged in the box body (100), the smoke gas outlet is arranged at the lower part of the box body (100), and the smoke gas inlet (310), the miniature diaphragm pump (320), the condensation bottle (330), the smoke gas detector and the smoke gas outlet are sequentially connected in series through a smoke gas pipeline; the smoke detection system comprises a smoke inlet (210), a filter element, an elastic gas container (220), an air suction pump (230) and a smoke outlet, wherein the smoke inlet (210) is arranged at the upper part of the box body (100), the filter element, the elastic gas container (220) and the air suction pump (230) are all arranged in the box body (100), the smoke outlet is arranged at the lower part of the box body (100), and the smoke inlet (210), the filter element, the elastic gas container (220), the air suction pump (230) and the smoke outlet are sequentially connected in series through a smoke pipeline; the micro diaphragm pump (320), the smoke detector, the air pump (230) and the control main board (400) are electrically connected.

2. The smoke and dust detection device of claim 1, wherein: the elastic air container (220) comprises an air container box body (221), a cover plate (223) and a buffering silica gel layer (222), wherein at least one limiting hole (223a) is formed in the cover plate (223), and an elastic limiting bulge (222a) matched with the limiting hole (223a) in shape and size is formed in the buffering silica gel layer (222); the air-accommodating box body (221) is sequentially provided with a cover plate (223) and a buffering silica gel layer (222) from top to bottom, an elastic limiting bulge (222a) on the buffering silica gel layer (222) is clamped in a limiting hole (223a), and the cover plate (223) and the air-accommodating box body (221) are fixed through screws; the air-containing box body (221) is provided with an air inlet (221a) and an air outlet (221 b).

3. The smoke and dust detection device of claim 1, wherein: the smoke detector comprises O₂、SO₂、NO、NO₂CO sensor, said O₂、SO₂、NO、NO₂The CO sensor is positioned in a containing chamber (800), the containing chamber (800) is positioned in the box body (100), and the O is₂、SO₂、NO、NO₂And the CO sensor is electrically connected with the control main board (400).

4. The smoke and dust detection device of claim 1, wherein: a pressure plate (700) is arranged in the box body (100), a pressure sensor is arranged on the pressure plate (700), and the pressure sensor is electrically connected with the control main board (400).

5. The smoke and dust detection device according to any one of claims 1 to 4, wherein: a storage battery pack (600) is arranged in the box body (100), and the storage battery pack (600) supplies power for the miniature diaphragm pump (320), the smoke detector, the air suction pump (230), the control main board (400) and the pressure sensor.

6. The smoke and dust detection device of claim 1, wherein: the upper portion of the box body (100) is provided with a positive pressure interface (910) and a negative pressure interface (920) which can be connected with a pitot tube, and the positive pressure interface (910) and the negative pressure interface (920) are electrically connected with the control main board (400).

7. The smoke and dust detection device of claim 1, wherein: the liquid crystal display (500) is arranged on the upper portion of the box body (100), and the liquid crystal display (500) is rotatably connected to the box body (100) through a damping rotating shaft (510).

8. The smoke and dust detection device of claim 1, wherein: the box body (100) is internally provided with a Bluetooth printing module, and the Bluetooth printing module is electrically connected with the control mainboard (400).