CN210347596U

CN210347596U - Oil smoke detector

Info

Publication number: CN210347596U
Application number: CN201921064681.2U
Authority: CN
Inventors: 吕昌刚; 高加喜; 黄君林
Original assignee: Qingdao Lubo Weiye Environmental Technology Co ltd
Current assignee: Qingdao Lubo Weiye Environmental Technology Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-17
Anticipated expiration: 2029-07-09

Abstract

An oil smoke detector comprises a box body, an oil smoke sampling probe, a heater, a liquid crystal display screen, a PLC control system, an air pump, an oil smoke detection sensor, a filter, an air outlet and a storage battery pack; the oil smoke sampling probe, the heater, the oil smoke detection sensor, the filter, the air pump and the air outlet are sequentially connected; the storage battery supplies power for the oil smoke sampling probe, the heater, the liquid crystal display screen, the PLC control system, the air pump and the oil smoke detection sensor. The flue gas detection device of the utility model can use the storage battery, has dual purposes of alternating current and direct current, can work in the occasions without alternating current power supply, can detect flue gas at any time and any place in different occasions, and is simple and convenient; the structure is compact, the volume of the instrument is greatly reduced, and the carrying is convenient; the device has multiple detection functions, and can measure oil smoke dynamic pressure, static pressure, smoke flow rate, smoke temperature, moisture content and smoke concentration.

Description

Oil smoke detector

Technical Field

The utility model relates to an atmospheric environment monitoring facilities technical field, concretely relates to oil smoke detector.

Background

With the improvement of the requirements of people on living quality, environmental problems are more and more concerned, and the fast development of the catering industry enables the oil smoke pollution problem to become one of the environmental complaints. Research shows that particulate matters and volatile organic compounds in the oil smoke have great harm to the respiratory system, the liver function and the like of a human body, and carcinogenic substances can be generated when the cooking temperature reaches 230-280 ℃.

In catering and household cooking processes, in order to avoid oil smoke pollution, an oil smoke pipeline is usually set for discharging oil smoke, and in order to measure parameters such as concentration, temperature and humidity of the discharged oil smoke, an oil smoke detector is usually used for detecting the oil smoke condition. The existing oil smoke detector can only work under the occasion of a fixed alternating current power supply, is limited by a place, can not detect smoke at any time and any place, has a small practical range, is large in general size and inconvenient to carry, solves the technical problem, and is the technical problem to be solved by the existing atmospheric environment monitoring equipment.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the embodiment of the utility model provides an oil smoke detector to solve the problem that proposes in the above-mentioned background art.

The utility model provides a following technical scheme: the device comprises a box body, an oil fume sampling probe, a heater liquid crystal display screen, a PLC control system, an air pump, an oil fume detection sensor, a filter, an air outlet and a storage battery pack; the oil smoke sampling probe is fixedly connected to the side wall of the box body, the liquid crystal display screen is positioned on the upper portion of the outer wall of the box body, the heater, the PLC control system, the air pump, the oil smoke detection sensor and the storage battery pack are all arranged inside the box body, and the filter and the air outlet all penetrate through the outer wall of the lower portion of the box body and are fixedly connected with the box body;

the oil smoke sampling probe, the heater, the oil smoke detection sensor, the filter, the air pump and the air outlet are sequentially connected, and the oil smoke sampling probe, the heater, the liquid crystal display screen, the air pump, the oil smoke detection sensor and the storage battery pack are electrically connected with the PLC control system; the storage battery supplies power for the oil smoke sampling probe, the heater, the liquid crystal display screen, the PLC control system, the air pump and the oil smoke detection sensor.

Preferably, the oil smoke detection sensor comprises a pitot tube, an oil smoke sampling tube and a temperature and humidity sensor, the pitot tube, the oil smoke sampling tube and the temperature and humidity sensor are in a triangular layout, and the outer surface of the pitot tube, the oil smoke sampling tube and the temperature and humidity sensor are annularly sleeved and fixed through a layer of stainless steel tube.

Preferably, the oil smoke sampling probe is fixedly connected to the side wall of the box body through a flange.

Preferably, the heater is a polyimide heating film.

Preferably, the filter is a PE filter element.

The embodiment of the utility model provides a pair of oil smoke detector has following beneficial effect: the flue gas detection device of the utility model can use the storage battery, has dual purposes of alternating current and direct current, can work in the occasions without alternating current power supply, can detect flue gas at any time and any place in different occasions, and is simple and convenient; the structure is compact, the volume of the instrument is greatly reduced, and the carrying is convenient; the detection function is multiple, and the oil smoke dynamic pressure, static pressure, smoke flow rate, smoke temperature, moisture content and smoke concentration can be measured; set up the heater, prevent that air humidity from too high formation drop of water from getting into oil smoke detection sensor, avoid destroying oil smoke detection sensor, make measured data more accurate, guarantee that the instrument is safer.

Drawings

FIG. 1 is a schematic view of the structure of the oil smoke detector of the present invention;

FIG. 2 is a schematic view of the structure of the oil smoke sampling probe in the oil smoke detector of the present invention;

1. the device comprises a box body, 2 parts of an oil smoke sampling probe, 3 parts of a heater, 4 parts of a liquid crystal display screen, 5 parts of a PLC control system, 6 parts of an air pump, 7 parts of an oil smoke detection sensor, 8 parts of a filter, 9 parts of an air outlet, 10 parts of a storage battery pack, 2-1 parts of a pitot tube, 2-2 parts of an oil smoke sampling tube and 2-3 parts of a temperature and humidity sensor.

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 those skilled in the art without creative efforts belong to the protection scope of the present invention.

Embodiment 1, refer to fig. 1 and fig. 2, fig. 1 is an explosion diagram of the smoke detecting device of the present invention, fig. 2 is a schematic diagram of a structure of an oil smoke sampling probe in the oil smoke detector of the present invention, the present invention is an oil smoke detector, which includes a box 1, an oil smoke sampling probe 2, a heater 3, a liquid crystal display 4, a PLC control system 5, an air pump 6, an oil smoke detecting sensor 7, a filter 8, an air outlet 9, and a storage battery 10; the oil smoke sampling probe 2 is fixedly connected to the side wall of the box body 1, the liquid crystal display screen 4 is positioned on the upper portion of the outer wall of the box body 1, the heater 3, the PLC control system 5, the air pump 6, the oil smoke detection sensor 7 and the storage battery pack 10 are all arranged inside the box body 1, and the filter 8 and the air outlet 9 all penetrate through the outer wall of the lower portion of the box body 1 and are fixedly connected with the box body 1;

the oil smoke sampling probe 2, the heater 3, the oil smoke detection sensor 7, the filter 8, the air pump 6 and the air outlet 9 are sequentially connected, and the oil smoke sampling probe 2, the heater 3, the liquid crystal display screen 4, the air pump 6, the oil smoke detection sensor 7 and the storage battery pack 10 are electrically connected with the PLC control system 5; the storage battery pack 10 supplies power to the oil smoke sampling probe 2, the heater 3, the liquid crystal display screen 4, the PLC control system 5, the air extracting pump 6 and the oil smoke detection sensor 7.

The oil smoke detection sensor 7 comprises a pitot tube 2-1, an oil smoke sampling tube 2-2 and a temperature and humidity sensor 2-3, wherein the pitot tube 2-1, the oil smoke sampling tube 2-2 and the temperature and humidity sensor 2-3 are in triangular layout, and the outer surface of the pitot tube is annularly sleeved and fixed by a layer of stainless steel tube.

Use the utility model discloses during the oil smoke detector, open oil smoke detector power, aspiration pump 6 begins work, and oil smoke sampling probe 2 is put into the flue and is taken a sample. It should be noted that the utility model discloses the oil smoke detector can use storage battery 10 work under not having the alternating current power supply occasion, can carry out the flue gas detection at different occasions anytime and anywhere, and is simple and convenient, and the practicality is strong.

The sampling smoke firstly passes through the oil smoke sampling tube 2-2, and then is subjected to oil smoke heating through the heater 3 from the air outlet end of the oil smoke sampling tube 2-2, so that water drops formed by overhigh air humidity are prevented from entering the oil smoke detection sensor, the oil smoke detection sensor is prevented from being damaged, the measured data is more accurate, and the instrument is safer. The smoke heated by the heater 3 passes through the smoke detection sensor 7 to detect the smoke concentration, and the detected electric signal is processed by the PLC control system 5 to calculate the smoke concentration. The utility model discloses the oil smoke detector is with 2 fixed connection of oil smoke sampling probe at 1 lateral wall of box, and each component part of oil smoke detector is all gathered and is installed in box 1, compact structure, and the instrument volume reduces convenient to carry greatly.

Embodiment 2, refer to fig. 1 and fig. 2, fig. 1 is the utility model discloses smoke detection device explosion diagram, fig. 2 is the utility model discloses oil smoke sampling probe structure schematic diagram in the oil smoke detector uses the utility model discloses during the oil smoke detector, open oil smoke detector power, aspiration pump 6 begins work, and oil smoke sampling probe 2 puts into the flue and takes a sample, because oil smoke sampling probe 2 contains pitot tube 2-1, pitot tube 2-1 stretches into and waits to detect in the flue, and PLC control system 5 can calculate the flue gas velocity according to the flue gas static pressure that pitot tube detected, total pressure data.

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.

Because the oil smoke sampling probe 2 comprises the temperature and humidity sensor 2-3, the temperature and humidity sensor 2-3 can measure the temperature and the humidity of the smoke when the oil smoke sampling probe 2 is put into a flue for sampling. The oil smoke detector has multiple detection functions and can measure oil smoke dynamic pressure, static pressure, smoke flow velocity, smoke temperature, moisture content and smoke concentration; the liquid crystal display screen 4 can directly display the detection data, is simple and clear, and is convenient for a user to directly check the detection result.

It should be noted that the oil smoke detection sensor may be implemented by using the prior art, for example, the oil smoke detection sensor may be, but is not limited to, an oil smoke detection sensor with a model number LT-CG-S/T-a 7500-MQ-122 in the dragon kingdom industry, for example, the temperature and humidity sensor may be, but is not limited to, a temperature and humidity sensor with a model number HTG3513CH in shenzhen.

Further, oil smoke sampling probe 2 passes through flange fixed connection at 1 lateral wall of box, if oil smoke sampling probe 2 breaks down, oil smoke sampling probe 2 can be convenient dismantle from 1 lateral wall of box, easy maintenance, flange joint strength is high simultaneously, the leakproofness is good etc..

Further, heater 3 is the polyimide heating film, and the polyimide heating film is thin and light, and the heating surface is even, and the difference in temperature is minimum, occupies smallly, can reduce oil smoke detector shell volume.

Furthermore, the filter 8 is a PE filter element, the PE filter element is used for filtering oil smoke, the filtering efficiency of solid particles is good, the content of oil smoke pollutants detected in the oil smoke detector can be effectively reduced, and the cleanliness of gas exhausted by the oil smoke detector is improved.

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. An oil smoke detector, characterized by: the device comprises a box body (1), an oil smoke sampling probe (2), a heater (3), a liquid crystal display screen (4), a PLC control system (5), an air pump (6), an oil smoke detection sensor (7), a filter (8), an air outlet (9) and a storage battery pack (10); the oil smoke sampling probe (2) is fixedly connected to the side wall of the box body (1), the liquid crystal display screen (4) is located on the upper portion of the outer wall of the box body (1), the heater (3), the PLC control system (5), the air suction pump (6), the oil smoke detection sensor (7) and the storage battery pack (10) are all arranged inside the box body (1), and the filter (8) and the air outlet (9) all penetrate through the outer wall of the lower portion of the box body (1) and are fixedly connected with the box body (1);

the oil smoke sampling probe (2), the heater (3), the oil smoke detection sensor (7), the filter (8), the air pump (6) and the air outlet (9) are sequentially connected, and the oil smoke sampling probe (2), the heater (3), the liquid crystal display screen (4), the air pump (6), the oil smoke detection sensor (7) and the storage battery pack (10) are electrically connected with the PLC control system (5); the storage battery pack (10) supplies power to the oil smoke sampling probe (2), the heater (3), the liquid crystal display screen (4), the PLC control system (5), the air pump (6) and the oil smoke detection sensor (7).

2. The lampblack detector as claimed in claim 1, wherein: the oil smoke detection sensor (7) comprises a pitot tube (2-1), an oil smoke sampling tube (2-2) and a temperature and humidity sensor (2-3), wherein the pitot tube (2-1), the oil smoke sampling tube (2-2) and the temperature and humidity sensor (2-3) are in a triangular layout, and the outer surface of the pitot tube is annularly sleeved and fixed by a layer of stainless steel tube.

3. The lampblack detector as claimed in claim 1, wherein: the oil smoke sampling probe (2) is fixedly connected to the side wall of the box body (1) through a flange.

4. The lampblack detector as claimed in claim 1, wherein: the heater (3) is a polyimide heating film.

5. The lampblack detector as claimed in claim 1, wherein: the filter (8) is a PE filter element.