Restaurant fume monitoring device

Abstract

The utility model discloses a restaurant oil fume monitoring device, including a box body and a sampling air inlet pipe, an oil storage tank, a heating air inlet pipe, a heating component, a heating air outlet pipe, an oil fume concentration detection component, an air pump air inlet pipe, an air pump and an air pump air outlet pipe arranged in the box body, wherein the heating component includes a heating seat and a heating component, a heating channel and a heating cavity are arranged in the heating seat, and the heating component is located in the heating cavity, and the heating component can heat the oil fume passing through the heating channel; the sampling air inlet pipe, the oil storage tank, the heating air inlet pipe, the heating channel, the heating air outlet pipe, the oil fume concentration detection component, the air pump air inlet pipe, the air pump and the air pump air outlet pipe are connected in sequence. By arranging a heating component upstream of the oil fume concentration detection component, the oil fume before entering the oil fume concentration detection component can be heated to reduce the water vapor in the oil fume, thereby improving the accuracy of the detection result of the oil fume concentration detection component.

Description

Technical Field

[0001] The utility model relates to the technical field of oil fume monitoring, in particular to a restaurant oil fume monitoring device. Background Art

[0002] At present, restaurant fume pollution is one of the main sources of air pollution. In order to ensure the reasonable and standard emission of restaurant fume, restaurant fume monitoring is required. At present, most fume monitoring equipment adopts the monitoring method of light scattering (i.e. fume sensor). Since fume generally contains more water vapor, the measured fume concentration value is much larger than the actual value, and the measurement result is inaccurate; at the same time, since the fume monitoring equipment is used outdoors, its protection level is required to be high, resulting in poor heat dissipation of the box and high internal temperature, especially in summer, the temperature inside the box can be as high as 60-80 degrees Celsius, which reduces the service life of the fume detection equipment. Utility Model Content

[0003] The utility model aims to provide a restaurant oil fume monitoring device, which can at least solve the problem of inaccurate oil fume concentration measurement results.

[0004] To achieve this purpose, the utility model adopts the following technical solutions:

[0005] Catering fume monitoring device, including:

[0006] A box body and a sampling air inlet pipe, an oil storage tank, a heating air inlet pipe, a heating component, a heating air outlet pipe, an oil fume concentration detector, an air pump air inlet pipe, an air pump and an air pump air outlet pipe arranged in the box body, wherein the heating component includes a heating seat and a heating component, a heating channel and a heating cavity are arranged in the heating seat, the heating component is located in the heating cavity, and the heating component can heat the oil fume passing through the heating channel; the sampling air inlet pipe, the oil storage tank, the heating air inlet pipe, the heating channel, the heating air outlet pipe, the oil fume concentration detector, the air pump air inlet pipe, the air pump and the air pump air outlet pipe are connected in sequence.

[0007] As a preferred technical solution for the restaurant oil fume monitoring device, at least two heat dissipation holes are provided on the box body, at least one of the heat dissipation holes is used to introduce air outside the box body, and at least one of the heat dissipation holes is used to exhaust the air inside the box body.

[0008] As a preferred technical solution of the restaurant oil fume monitoring device, a heat dissipation cover is provided at each of the heat dissipation holes, a heat dissipation channel is provided in the heat dissipation cover, and the heat dissipation channel connects the heat dissipation hole and the outside of the box.

[0009] As an optimal technical solution for the catering oil fume monitoring device, the heat dissipation cover includes a first cover body and a second cover body, the first cover body is simultaneously covered with multiple heat dissipation holes, the lower end of the first cover body is provided with multiple first openings, and the multiple first openings are connected with the multiple heat dissipation holes one-to-one, the number of the second cover bodies is multiple, and the multiple second cover bodies are distributed at intervals on the first cover body and correspond to the multiple heat dissipation holes one-to-one, a connecting port is provided between the first cover body and the second cover body, and a second opening is provided at the lower end of the second cover body, and the path between the first opening, the connecting port and the second opening forms the heat dissipation channel.

[0010] As a preferred technical solution of the restaurant oil fume monitoring device, a sealing gasket is provided between the heat dissipation cover and the box body.

[0011] As a preferred technical solution of the catering oil fume monitoring device, the catering oil fume monitoring device also includes a rainproof cap, which is arranged on the box body and covers the heat dissipation cover.

[0012] As a preferred technical solution of the catering oil fume monitoring device, the catering oil fume monitoring device also includes a filter, which is arranged on the air inlet pipe of the air pump, and the filter is used to filter the oil fume before entering the air pump.

[0013] As an optimal technical solution for the catering oil fume monitoring device, a circuit control board is also arranged in the box body, the heating air outlet pipe, the oil fume concentration detection component, the air pump air inlet pipe and the filter are all arranged close to the rear side of the box body, and the circuit control board is arranged close to the front side of the box body, and the circuit control board, the heating air outlet pipe, the oil fume concentration detection component, the air pump air inlet pipe and the filter are stacked.

[0014] As a preferred technical solution for the restaurant oil fume monitoring device, a power supply board is also arranged in the box body, and the power supply board is close to the rear side of the box body and is stacked with the circuit control board.

[0015] As a preferred technical solution for the restaurant oil fume monitoring device, the box body includes a box body and a cover body, the box body has a front end opening, and the cover body is hinged to the box body and is used to open and close the front end opening of the box body.

[0016] Beneficial effects of the utility model:

[0017] The utility model provides a restaurant oil fume monitoring device. Under the action of an air pump, the oil fume enters the oil tank through a sampling air inlet pipe and the inlet of the oil tank. Water vapor and oil droplets in the oil fume settle in the oil tank. Then the oil fume enters the heating channel through the outlet of the oil tank and the inlet of the heating channel. The heating element heats the oil fume in the heating channel to reduce the water vapor content in the oil fume. The heated oil fume enters the oil fume concentration detection element through the outlet of the heating channel, the heating air outlet pipe and the inlet of the oil fume concentration detection element. The oil fume concentration detection element detects the oil fume concentration. Then the oil fume is discharged to the outside of the box through the outlet of the oil fume concentration detection element, the air pump air inlet pipe, the air pump and the air pump air outlet pipe. By arranging a heating component upstream of the oil fume concentration detection element, the oil fume before entering the oil fume concentration detection element can be heated to reduce the water vapor in the oil fume, thereby improving the accuracy of the detection result of the oil fume concentration detection element. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a restaurant fume monitoring device provided by an embodiment of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the restaurant fume monitoring device provided by the embodiment of the utility model after the circuit control board is removed;

[0020] Figure 3 yes Figure 2 A partial enlarged view of point B in the middle;

[0021] Figure 4 yes Figure 2 Sectional view along AA direction.

[0022] In the figure:

[0023] 1. Box body; 101. Box body; 1011. Heat dissipation hole; 102. Cover body; 2. Sampling air inlet pipe; 3. Oil storage tank; 4. Heating air inlet pipe; 5. Heating assembly; 501. Heating seat; 5011. Heating channel; 502. Heating element; 6. Heating air outlet pipe; 7. Oil fume concentration detection element; 8. Filter; 9. Air pump air inlet pipe; 10. Air pump; 11. Air pump air outlet pipe; 12. Heat dissipation cover; 1201. First cover body; 1201a. Connecting port; 1202. Second cover body; 13. Sealing pad; 14. Rain cap; 15. Circuit control board; 16. Power board. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0025] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0027] In the description of this embodiment, the terms "upper", "lower", "right", etc., are based on the directions or positions shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0028] like Figures 1 to 4As shown, the embodiment of the utility model provides a restaurant oil fume monitoring device, including a box body 1 and a sampling air inlet pipe 2, an oil storage tank 3, a heating air inlet pipe 4, a heating component 5, a heating air outlet pipe 6, an oil fume concentration detection component 7, an air pump air inlet pipe 9, an air pump 10 and an air pump air outlet pipe 11 arranged in the box body 1, wherein the heating component 5 includes a heating seat 501 and a heating element 502, a heating channel 5011 and a heating cavity are arranged in the heating seat 501, the heating element 502 is located in the heating cavity, and the heating element 502 can heat the oil fume passing through the heating channel 5011; one end of the sampling air inlet pipe 2 extends to the box body 1 On the outside, the other end of the sampling air inlet pipe 2 is connected to the inlet of the oil storage tank 3, the outlet of the oil storage tank 3 is connected to one end of the heating air inlet pipe 4, the other end of the heating air inlet pipe 4 is connected to the inlet of the heating channel 5011, the outlet of the heating channel 5011 is connected to one end of the heating air outlet pipe 6, the other end of the heating air outlet pipe 6 is connected to the inlet of the oil fume concentration detection component 7, the outlet of the oil fume concentration detection component 7 is connected to one end of the air pump air inlet pipe 9, the other end of the air pump air inlet pipe 9 is connected to the inlet of the air pump 10, the outlet of the air pump 10 is connected to one end of the air pump outlet pipe 11, and the other end of the air pump outlet pipe 11 extends to the outside of the box body 1.

[0029] Under the action of the air pump 10, the oil fume enters the oil tank 3 through the sampling air inlet pipe 2 and the inlet of the oil tank 3, the water vapor and oil droplets in the oil fume settle in the oil tank 3, and then the oil fume enters the heating channel 5011 through the outlet of the oil tank 3 and the inlet of the heating channel 5011, the heating element 502 heats the oil fume in the heating channel 5011 to reduce the water vapor content in the oil fume, the heated oil fume enters the oil fume concentration detection element 7 through the outlet of the heating channel 5011, the heating air outlet pipe 6 and the inlet of the oil fume concentration detection element 7, the oil fume concentration detection element 7 detects the oil fume concentration, since the water vapor content in the oil fume is reduced, the detection result of the oil fume concentration detection element 7 is more accurate, and then the oil fume is discharged to the outside of the box 1 through the outlet of the oil fume concentration detection element 7, the air pump air inlet pipe 9, the air pump 10 and the air pump air outlet pipe 11. In order to increase the service life of the air pump 10 , a filter 8 is provided on the air pump air inlet pipe 9 to filter the oil smoke before entering the air pump 10 .

[0030] By arranging a heating component 5 upstream of the oil fume concentration detection element 7, the oil fume before entering the oil fume concentration detection element 7 can be heated to reduce the water vapor in the oil fume, thereby improving the accuracy of the detection result of the oil fume concentration detection element 7. In this embodiment, the heating element 502 is a PTC heating plate, and the structure and working principle of the PTC heating plate are both existing technologies and will not be repeated here. In this embodiment, the oil fume concentration detection element 7 is an oil fume sensor, and the structure and working principle of the oil fume sensor are both existing technologies and will not be repeated here.

[0031] At least two heat dissipation holes 1011 are provided on the box 1, at least one heat dissipation hole 1011 is used to introduce air outside the box 1, and at least one heat dissipation hole 1011 is used to exhaust air inside the box 1. By providing the heat dissipation holes 1011, the air inside and outside the box 1 can be connected and convected, the heat dissipation of the box 1 is improved, the temperature inside the box 1 is reduced, and the service life of the catering oil fume monitoring device is increased. In this embodiment, the number of heat dissipation holes 1011 is two; the heat dissipation holes 1011 are located at the top of the box 1, but the number and setting position of the heat dissipation holes 1011 are not limited to this embodiment.

[0032] A heat dissipation cover 12 is provided at the heat dissipation hole 1011. The heat dissipation cover 12 has a heat dissipation channel, which connects the heat dissipation hole 1011 and the outside of the box body 1. The heat dissipation channel is tortuously arranged, so as to play a role in waterproofing and dustproofing. Figure 4 The heat dissipation cover 12 includes a first cover body 1201 and a second cover body 1202. The first cover body 1201 is simultaneously covered with a plurality of heat dissipation holes 1011. A plurality of first openings are provided at the lower end of the first cover body 1201. The plurality of first openings are connected with the plurality of heat dissipation holes 1011 in a one-to-one correspondence. The number of the second cover bodies 1202 is multiple. The plurality of second cover bodies 1202 are spaced apart on the first cover body 1201 and correspond with the plurality of heat dissipation holes 1011 in a one-to-one correspondence. A communication port 1201a is provided between the first cover body 1201 and the second cover body 1202. A second opening is provided at the lower end of the second cover body 1202. The path between the first opening, the communication port 1201a and the second opening forms a heat dissipation channel. The structure is simple and easy to implement.

[0033] A sealing gasket 13 is disposed between the first cover 1201 and the box 1. In this embodiment, an extension arm extending outward is disposed at the lower end of the side wall of the first cover 1201, and the sealing gasket 13 is disposed between the extension arm and the box 1, thereby preventing the sealing gasket 13 from blocking the heat dissipation hole 1011.

[0034] The restaurant fume monitoring device provided in this embodiment also includes a rain cap 14, which is arranged on the top of the box body 1 and above the heat dissipation cover 12 to prevent the heat dissipation cover 12 from being directly exposed to rain, thereby further achieving a waterproof effect.

[0035] In this embodiment, the heating outlet pipe 6, the oil fume concentration detection element 7, the air pump air inlet pipe 9 and the filter 8 are all arranged near the rear side of the box body 1. The catering oil fume monitoring device provided in this embodiment also includes a circuit control board 15, which is used to control the catering oil fume monitoring device, such as controlling the opening and closing of the air pump 10, the heating temperature of the heating element 502, etc., and can also receive the detection results of the oil fume concentration detection element 7 and display them. The circuit control board 15 is located in the box body 1 and close to the front side of the box body 1. The circuit control board 15 and the heating outlet pipe 6, the oil fume concentration detection element 7, the air pump air inlet pipe 9 and the filter 8 are stacked front and back. Through the above arrangement, the space in the box body 1 can be fully utilized, and the space utilization rate in the box body 1 can be improved.

[0036] In addition, the catering oil fume monitoring device provided in this embodiment also includes a power board 16, which is used to convert alternating current into direct current and power the electrical components of the catering oil fume monitoring device, such as the heating element 502, the oil fume concentration detection element 7, etc. The power board 16 is close to the rear side of the box body 1, and is stacked front and back with the circuit control board 15, further improving the space utilization rate in the box body 1.

[0037] In this embodiment, the box body 1 includes a box body 101 and a cover body 102. The box body 101 has a front opening. The cover body 102 is hinged to the box body 101 and is used to open and close the front opening of the box body 101. Through the above arrangement, it is convenient to maintain the components in the box body 1.

[0038] It should be noted that the front side in this embodiment refers to the direction close to the cover body 102, and the rear side refers to the direction close to the rear side of the box body 101 (the rear side of the box body 101 is the side of the box body 101 opposite to the cover body 102).

[0039] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A restaurant fume monitoring device, characterized in that: include: A box (1) and a sampling air inlet pipe (2), an oil storage tank (3), a heating air inlet pipe (4), a heating component (5), a heating air outlet pipe (6), an oil fume concentration detection component (7), an air pump air inlet pipe (9), an air pump (10) and an air pump air outlet pipe (11) arranged in the box (1), wherein the heating component (5) comprises a heating seat (501) and a heating element (502), and a heating channel (5011) and a heating cavity are arranged in the heating seat (501). The heating element (502) is located in the heating chamber, and the heating element (502) is capable of heating the oil smoke passing through the heating channel (5011); the sampling air inlet pipe (2), the oil storage tank (3), the heating air inlet pipe (4), the heating channel (5011), the heating air outlet pipe (6), the oil smoke concentration detection element (7), the air pump air inlet pipe (9), the air pump (10) and the air pump air outlet pipe (11) are connected in sequence.

2. The restaurant fume monitoring device according to claim 1, characterized in that: At least two heat dissipation holes (1011) are provided on the box body (1), at least one of the heat dissipation holes (1011) is used to introduce air outside the box body (1), and at least one of the heat dissipation holes (1011) is used to discharge air inside the box body (1).

3. The restaurant fume monitoring device according to claim 2, characterized in that: A heat dissipation cover (12) is provided at the heat dissipation hole (1011), and a heat dissipation channel is provided inside the heat dissipation cover (12), and the heat dissipation channel is connected to the heat dissipation hole (1011) and the outside of the box body (1).

4. The restaurant fume monitoring device according to claim 3, characterized in that: The heat dissipation cover (12) comprises a first cover body (1201) and a second cover body (1202), wherein the first cover body (1201) is simultaneously provided to cover a plurality of the heat dissipation holes (1011), a plurality of first openings are provided at the lower end of the first cover body (1201), and the plurality of first openings are connected to the plurality of the heat dissipation holes (1011) in a one-to-one correspondence, the number of the second cover bodies (1202) is plural, the plurality of second cover bodies (1202) are spaced apart on the first cover body (1201), and are in a one-to-one correspondence with the plurality of the heat dissipation holes (1011), a connecting port (1201a) is provided between the first cover body (1201) and the second cover body (1202), a second opening is provided at the lower end of the second cover body (1202), and the path between the first opening, the connecting port (1201a) and the second opening forms the heat dissipation channel.

5. The restaurant fume monitoring device according to claim 3, characterized in that: A sealing gasket (13) is provided between the heat dissipation cover (12) and the box body (1).

6. The restaurant fume monitoring device according to claim 3, characterized in that: The restaurant oil fume monitoring device further comprises a rainproof cap (14), wherein the rainproof cap (14) is arranged on the box body (1) and covers the heat dissipation cover (12).

7. The restaurant fume monitoring device according to any one of claims 1 to 6, characterized in that: The restaurant oil fume monitoring device further comprises a filter (8), wherein the filter (8) is arranged on the air pump air inlet pipe (9), and the filter (8) is used to filter the oil fume before entering the air pump (10).

8. The restaurant fume monitoring device according to any one of claims 1 to 6, characterized in that: A circuit control board (15) is also arranged in the box body (1); the heating outlet pipe (6), the oil fume concentration detection component (7) and the air pump inlet pipe (9) are all arranged close to the rear side of the box body (1); the circuit control board (15) is arranged close to the front side of the box body (1); the circuit control board (15) and the heating outlet pipe (6), the oil fume concentration detection component (7) and the air pump inlet pipe (9) are arranged in a stacked manner.

9. The restaurant fume monitoring device according to claim 8, characterized in that: A power board (16) is also arranged in the box body (1). The power board (16) is close to the rear side of the box body (1) and is stacked with the circuit control board (15).

10. The restaurant oil fume monitoring device according to any one of claims 1 to 6, characterized in that: The box body (1) comprises a box body (101) and a cover body (102); the box body (101) has a front end opening; the cover body (102) is hinged to the box body (101) and is used to open and close the front end opening of the box body (101).

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