CN215260371U

CN215260371U - Air purifier

Info

Publication number: CN215260371U
Application number: CN202120247874.2U
Authority: CN
Inventors: 储玉芳; 任胜昌; 李姣姣; 李新坤
Original assignee: Individual
Current assignee: Cic Hechuang Beijing Environmental Protection Technology Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-12-21
Anticipated expiration: 2031-01-28

Abstract

An air purifier, comprising: the reaction chamber is a cavity for reacting the water mist with air; the exhaust mechanism is communicated with the reaction chamber and exhausts the filtered air through the air outlet; the spraying chamber is communicated with the reaction chamber, an atomizer for generating water mist is arranged in the spraying chamber, and the water mist generated in the spraying chamber is mixed with the outside air entering the air purifier through the air inlet; the water tank is communicated with the reaction chamber to collect water mist liquefied in the reaction chamber; the water tank is detachably arranged on the outer shell of the air purifier and is opposite to the ultraviolet lamp for sterilization; the circuit component accommodating box is a sealed box body used for accommodating the control circuit of the air purifier and the power supply system. Through above-mentioned structure can solve effectively thereby when adopting water smoke to harmful substance adsorbs in the air, water smoke and the aqueous solution after the water smoke liquefaction are electrically conductive easily, cause air purifier to appear the problem of potential safety hazard easily.

Description

Air purifier

Technical Field

The utility model relates to an air purification technical field mainly relates to an air purifier through virus, granule, dust etc. in water smoke adsorption air.

Background

The air purifier is used as a household appliance capable of removing pollutants such as particulate matters, viruses and bacteria in the air, and is increasingly applied to daily household life. In particular, viruses that are transmitted through air, aerosols, and the like are frequently found in society every spring and winter. The spread of such viruses poses a great hazard to public health safety. Because the existing air purification equipment mostly adopts a filter screen to realize air filtration, and the filter screen has low virus inhibiting or sterilizing performance, the existing filter screen air purification can not kill virus and bacteria in the air and can not block the aerosol transmission path of the virus.

In order to solve the problem that the air is filtered by a filter screen in the prior art, the air purification is realized. The prior art discloses a method for adsorbing harmful substances in air by using water mist. However, as the water mist is adopted to replace the filter screen, the water mist and the water solution after the water mist is liquefied are easy to conduct electricity, so that the air purifier is easy to have a conducting risk, and the potential safety hazard of the air purifier is improved.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims at providing an air purifier to thereby when solving and adopting water smoke to harmful substance adsorption in the air, the water solution after water smoke and the water smoke liquefaction is electrically conductive easily, causes air purifier to appear the problem of potential safety hazard easily. The application provides an air purifier, includes:

the reaction chamber is a cavity for reacting the water mist with air;

the exhaust mechanism is communicated with the reaction chamber and exhausts the filtered air through an air outlet;

the spraying chamber is communicated with the reaction chamber, an atomizer used for generating water mist is arranged in the spraying chamber, and the water mist generated in the spraying chamber is mixed with outside air entering the air purifier through the air inlet;

the water tank is communicated with the reaction chamber to collect water mist liquefied in the reaction chamber; the water tank is detachably arranged on the outer shell of the air purifier and is opposite to the ultraviolet lamp for sterilization;

the circuit component accommodating box is a sealed box body used for accommodating the control circuit of the air purifier and the power supply system.

Optionally, the exhaust mechanism is disposed above the reaction chamber, and an air outlet of the exhaust mechanism is located at an upper end of the reaction chamber;

the spraying chamber is arranged below the reaction chamber and is communicated with the reaction chamber through an air outlet pipeline extending to the bottom of the reaction chamber; the water mist and the outside air move from the bottom of the reaction chamber to the top of the reaction chamber under pressure to enter the exhaust mechanism.

Optionally, the circuit component accommodating box includes: the fixed base and the bottom of the reaction chamber enclose the circuit component accommodating box;

a support table extending to the spraying chamber and above the liquid level of the spraying chamber is arranged in the spraying chamber, and the ultraviolet lamp is arranged on the support table; the supporting table is provided with a cable for supplying power to the ultraviolet lamp, and the cable extends into the circuit component accommodating box and is connected with a power supply system.

Optionally, the water tank is further provided with a containing groove matched with the ultraviolet lamp in shape; when the water tank is installed on the outer shell of the air purifier, the ultraviolet lamp is accommodated in the accommodating groove.

Optionally, the air purifier further comprises:

the control display screen is used for displaying the working state of the air purifier and realizing the control of the air purifier; the control display screen is connected with a control circuit and/or a power supply system in the circuit component accommodating box.

Optionally, the reaction chamber is a cylindrical shell with an open upper end;

the exhaust mechanism is spliced and connected with the top end of the columnar shell to enclose the reaction chamber;

the fixed base is spliced and connected with the bottom end of the columnar shell to form the circuit component accommodating box; the air outlet pipeline is formed at the bottom of the columnar shell.

Optionally, the exhaust mechanism comprises: the water filter device comprises a first water filter plate, a supporting plate and a second water filter plate, wherein the first water filter plate is arranged at the opening position of the upper end of the reaction chamber along the horizontal direction, the supporting plate is arranged above the first water filter plate and is arranged along the horizontal direction, and the second water filter plate is arranged on the supporting plate and is perpendicular to the supporting plate.

Optionally, the exhaust mechanism further comprises: the condenser is arranged on the supporting plate and positioned on one side of the second water filtering plate close to the air outlet;

the condenser is in communication connection with the controller, and the controller controls the working state of the condenser.

Optionally, an air inlet for allowing external air to enter is formed in the spraying chamber, and the air outlet pipeline is a reducing pipeline which faces the cross section of one side of the spraying chamber and is larger than the cross section of one side of the reaction chamber.

Optionally, the exhaust mechanism is fixedly connected with the reaction chamber through a first connecting plate; and/or the circuit component accommodating box is fixedly connected with the reaction chamber through a second connecting plate.

The technical scheme of the utility model, have following advantage:

1. the utility model provides an air purifier, include: the reaction chamber is a cavity for reacting the water mist with air; the exhaust mechanism is communicated with the reaction chamber and exhausts the filtered air through an air outlet; the spraying chamber is communicated with the reaction chamber, an atomizer used for generating water mist is arranged in the spraying chamber, and the water mist generated in the spraying chamber is mixed with outside air entering the air purifier through the air inlet; the water tank is communicated with the reaction chamber to collect water mist liquefied in the reaction chamber; the water tank is detachably arranged on the outer shell of the air purifier and is opposite to the ultraviolet lamp for sterilization; the circuit component accommodating box is a sealed box body used for accommodating the control circuit of the air purifier and the power supply system.

The utility model discloses a thereby it adsorbs virus, dust etc. in the air to produce water smoke and make above-mentioned water smoke and air mix in the spraying cavity to block the route that the aerosol spread the virus. The mode can effectively replace the traditional filter screen to adsorb harmful substances in the air, and then the harmful substances are sterilized by the ultraviolet lamp. Because the utility model discloses in, adopt the mode that air and water smoke mix to realize filtration, the aqueous solution after water smoke and the water smoke liquefaction is electrically conductive easily, causes above-mentioned air purifier to appear electrically conductive risk easily, has improved air purifier's potential safety hazard. In order to solve the problem, the utility model discloses a set up and air purifier detachable water tank to set up ultraviolet lamp outside the water tank, thereby avoided the solution in the water tank to contact with ultraviolet lamp effectively, and then avoided the potential safety hazard of ultraviolet lamp electric leakage effectively. Moreover, the control circuit and the power supply system are independently accommodated in the circuit component accommodating box, so that the water inflow of electrical elements in the circuit component accommodating box can be further prevented, and potential safety hazards are caused.

2. The air purifier provided by the utility model, the exhaust mechanism is arranged above the reaction chamber, and the air outlet of the exhaust mechanism is positioned at the upper end of the reaction chamber; the spraying chamber is arranged below the reaction chamber and is communicated with the reaction chamber through an air outlet pipeline extending to the bottom of the reaction chamber; the water mist and the outside air move from the bottom of the reaction chamber to the top of the reaction chamber under pressure to enter the exhaust mechanism.

And introducing the air and the water mist fused in the spraying chamber into the bottom end of the reaction chamber, and moving the air and the water mist fused under pressure from the bottom end of the reaction chamber to the upper end of the reaction chamber. In the flowing process, the volume of the reaction space of the air and the water mist in the reaction chamber and the reaction time are effectively increased. After the full reaction, the fully reacted air and water mist enter an exhaust mechanism at the top of the reaction chamber to reduce the humidity and exhaust. Therefore, the air and the water mist fully react in the spraying chamber, and the problem that the water mist generated by the existing water mist air purifier cannot fully react with harmful substances in the air to cause poor purification effect is solved.

3. The utility model provides an air purifier, circuit part holding case includes: the fixed base and the bottom of the reaction chamber enclose the circuit component accommodating box; a support table extending to the spraying chamber and above the liquid level of the spraying chamber is arranged in the spraying chamber, and the ultraviolet lamp is arranged on the support table; the supporting table is provided with a cable for supplying power to the ultraviolet lamp, and the cable extends into the circuit component accommodating box and is connected with a power supply system.

The utility model discloses a set up a supporting bench in the spraying cavity, the above-mentioned brace table of rethread supports ultraviolet lamp, can make ultraviolet lamp keep away from the spraying cavity effectively, avoids the risk that the aqueous solution in ultraviolet lamp and the spraying cavity contacted.

4. The air purifier provided by the utility model, the water tank is also provided with a containing groove which is matched with the ultraviolet lamp in shape; when the water tank is installed on the outer shell of the air purifier, the ultraviolet lamp is accommodated in the accommodating groove.

Through set up the storage tank with ultraviolet lamp shape looks adaptation on the water tank, can make ultraviolet lamp be closer to the aqueous solution in the water tank to the better disinfection of this aqueous solution.

5. In the air purifier provided by the utility model, the reaction chamber is a columnar shell with an opening at the upper end; the exhaust mechanism is spliced and connected with the top end of the columnar shell to enclose the reaction chamber; the fixed base is spliced and connected with the bottom end of the columnar shell to form the circuit component accommodating box; the air outlet pipeline is formed at the bottom of the columnar shell.

Through above-mentioned independent modular exhaust mechanism, reaction chamber, spraying cavity and circuit part holding case, convenience of customers produces the maintenance effectively the utility model discloses an air purifier.

6. The utility model provides an air purifier, exhaust mechanism includes: the water filter device comprises a first water filter plate, a supporting plate and a second water filter plate, wherein the first water filter plate is arranged at the opening position of the upper end of the reaction chamber along the horizontal direction, the supporting plate is arranged above the first water filter plate and is arranged along the horizontal direction, and the second water filter plate is arranged on the supporting plate and is perpendicular to the supporting plate.

The first water filtering plate is arranged at the opening position at the upper end of the reaction chamber, and the first water filtering plate and the reaction chamber with the top end opened jointly form a cavity for fully reacting air and water mist. Above-mentioned arrangement can optimize air purifier's spatial structure overall arrangement effectively, increases the above-mentioned reaction space who holds the chamber to guarantee that first drainage board can carry out prefiltering to above-mentioned reaction chamber effectively, get rid of the water smoke in the most air. Furthermore, the support plate can effectively form a C-shaped flow channel at the top of the reaction chamber, and the flow channel can effectively enable the exhaust mechanism to arrange a plurality of second water filtering plates with smaller volume. So that the second water filtering plate and the first water filtering plate are matched to further play a role in dehumidification effectively.

7. The utility model provides an air purifier, exhaust mechanism still includes: the condenser is arranged on the supporting plate and positioned on one side of the second water filtering plate close to the air outlet; the condenser is in communication connection with the controller, and the controller controls the working state of the condenser.

The controller can control the start and stop of the condenser, so that the air purifier can achieve the humidifying effect while sterilizing; the condenser can be driven to start and stop, and the indoor environment can be kept in a constant humidity state under the cooperation of the condenser and the humidity sensor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an air purifier provided by the present invention;

fig. 2 is a schematic view of the internal structure of the air purifier provided by the present invention;

fig. 3 is the utility model provides an air purifier its assembly schematic diagram.

Description of reference numerals:

1-a reaction chamber; 2-an exhaust mechanism; 3-air outlet; 4-a spray chamber; 5-an atomizer; 6-an air inlet; 7-a water tank; 8-ultraviolet lamp; 9-a circuit component housing box; 10-gas outlet pipeline; 11-a stationary base; 12-a support table; 13-control the display screen; 14-a first drainage plate; 15-a support plate; 16-a second drainage plate; 17-a condenser; 18-a first connection plate; 19-second connecting plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

An air purifier, as shown in fig. 1 to 3, comprising:

the reaction chamber 1 is a cavity for reacting water mist with air;

the exhaust mechanism 2 is communicated with the reaction chamber 1 and exhausts the filtered air through an air outlet 3; the exhaust mechanism 2 is arranged above the reaction chamber 1, and an air outlet 3 of the exhaust mechanism 2 is positioned at the upper end of the reaction chamber 1; the exhaust mechanism 2 is fixedly connected with the reaction chamber 1 through a first connecting plate 18;

the spraying chamber 4 is communicated with the reaction chamber 1, an atomizer 5 for generating water mist is arranged in the spraying chamber 4, and the water mist generated in the spraying chamber 4 is mixed with outside air entering the air purifier through an air inlet 6; the spraying chamber 4 is arranged below the reaction chamber 1, and the spraying chamber 4 is communicated with the reaction chamber 1 through an air outlet pipeline 10 extending to the bottom of the reaction chamber 1; the water mist and the outside air move from the bottom of the reaction chamber 1 to the top of the reaction chamber 1 under the action of pressure to enter the exhaust mechanism 2; an air inlet 6 for external air to enter is formed in the spraying chamber 4, and the air outlet pipeline 10 is a reducing pipeline, wherein the cross section of one side of the spraying chamber 4 is larger than that of one side of the reaction chamber 1;

the water tank 7 is communicated with the reaction chamber 1 to collect water mist liquefied in the reaction chamber 1; the water tank 7 is detachably mounted on the outer shell of the air purifier, and the water tank 7 is arranged opposite to the ultraviolet lamp 8 for sterilization;

and the circuit component accommodating box 9 is a sealed box body for accommodating the control circuit of the air purifier and a power supply system. In the present embodiment, the circuit component accommodation case 9 includes: the fixed base 11 and the bottom of the reaction chamber 1 enclose the circuit component accommodating box 9; a support table 12 extending to a position above the liquid level of the spraying chamber 4 is arranged in the spraying chamber 4, and the ultraviolet lamp 8 is arranged on the support table 12; the support table 12 accommodates a cable for supplying power to the ultraviolet lamp 8, and the cable extends into the circuit component accommodation box 9 and is connected to a power supply system. Through setting up with air purifier detachable water tank 7 to set up ultraviolet lamp 8 in water tank 7 outsidely, thereby avoided the solution in the water tank 7 to contact with ultraviolet lamp 8 effectively, and then avoided the potential safety hazard of ultraviolet lamp 8 hourglass electricity effectively. Moreover, the control circuit and the power supply system are independently accommodated in the circuit component accommodating box 9, so that water can be further prevented from entering the electrical components in the circuit component accommodating box 9, and potential safety hazards can be further prevented. In addition, the water tank 7 is also provided with a containing groove which is matched with the ultraviolet lamp 8 in shape; when the water tank 7 is installed on the outer shell of the air purifier, the ultraviolet lamp 8 is accommodated in the accommodating groove. The water tank 7 is provided with the accommodating groove matched with the ultraviolet lamp 8 in shape, so that the ultraviolet lamp 8 can be closer to the aqueous solution in the water tank 7, and the aqueous solution can be sterilized better; the circuit component accommodating box 9 is fixedly connected with the reaction chamber 1 through a second connecting plate 19;

the control display screen 13 is used for displaying the working state of the air purifier and realizing the control of the air purifier; the control display screen 13 is connected with a control circuit and a power supply system in the circuit component accommodating box 9.

In the present embodiment, as shown in fig. 2 and 3, the reaction chamber 1 is a cylindrical housing with an open upper end; the exhaust mechanism 2 is spliced and connected with the top end of the columnar shell to enclose the reaction chamber 1; the fixed base 11 is spliced and connected with the bottom end of the columnar shell to form the circuit component accommodating box 9; the outlet duct 10 is formed at the bottom of the cylindrical housing. Through above-mentioned independent modular exhaust mechanism 2, reaction chamber 1, spraying chamber 4 and circuit part holding box 9, convenience of customers produces the maintenance effectively the utility model discloses an air purifier.

Further, the exhaust mechanism 2 includes: the water filter comprises a first water filter plate 14, a support plate 15 and a second water filter plate 16, wherein the first water filter plate 14 is positioned at an opening position at the upper end of the reaction chamber 1 and is arranged along the horizontal direction, the support plate 15 is positioned above the first water filter plate 14 and is arranged along the horizontal direction, and the second water filter plate 16 is arranged on the support plate 15 and is vertical to the support plate 15. Above-mentioned arrangement can optimize air purifier's spatial structure overall arrangement effectively, increases the above-mentioned reaction space who holds the chamber to guarantee that first drainage board 14 can carry out prefiltering to above-mentioned reaction chamber effectively, get rid of the water smoke in the most air. Furthermore, a C-shaped flow channel can be effectively formed at the top of the reaction chamber 1 by the support plate 15, and the flow channel can effectively allow the exhaust mechanism 2 to arrange a plurality of second water filter plates 16 with a small volume. Thereby allowing the second filter panel 16 and the first filter panel 14 to cooperate to effectively further perform the dehumidification function. In the present embodiment, the exhaust mechanism 2 further includes: a condenser 17 disposed on the support plate 15 and located on a side of the second water filter plate 16 adjacent to the air outlet 3; the condenser 17 is in communication connection with a controller, and the controller controls the working state of the condenser 17. The controller can control the start and stop of the condenser 17, so that the air purifier can also play a role in humidification while sterilizing; since the condenser 17 can be driven to start and stop, the condenser 17 and the humidity sensor cooperate to maintain a constant humidity state in the indoor environment.

The exhaust mechanism 2 is fixedly connected with the reaction chamber 1 through a first connecting plate 18; the circuit component accommodating box 9 is fixedly connected with the reaction chamber 1 through a second connecting plate 19.

Of course, the utility model discloses whether the application is not for modular structure to the connected mode of each part that constitutes air purifier, in other embodiments, reaction chamber 1, exhaust mechanism 2, spraying chamber 4, circuit part containing box 9 all are not modular structure.

Certainly, the application of the present invention is not particularly limited to the fixed connection mode of the exhaust mechanism 2 and the reaction chamber 1, and the fixed connection mode of the circuit component accommodating box 9 and the reaction chamber 1, and in other embodiments, the exhaust mechanism 2 is fixedly connected to the reaction chamber 1 in a clamping manner; the circuit component accommodating box 9 is fixedly connected with the reaction chamber 1 through a clamping structure.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An air purifier, comprising:

the reaction chamber (1) is a cavity for reacting water mist with air;

the exhaust mechanism (2) is communicated with the reaction chamber (1) and exhausts the filtered air through an air outlet (3);

the spraying chamber (4) is communicated with the reaction chamber (1), an atomizer (5) for generating water mist is arranged in the spraying chamber (4), and the water mist generated in the spraying chamber (4) is mixed with outside air entering the air purifier through an air inlet (6);

the water tank (7), the water tank (7) is communicated with the reaction chamber (1) to collect the water mist liquefied in the reaction chamber (1); the water tank (7) is detachably mounted on the outer shell of the air purifier, and the water tank (7) is arranged opposite to the ultraviolet lamp (8) for sterilization and disinfection;

and the circuit component accommodating box (9) is a sealed box body for accommodating the control circuit of the air purifier and the power supply system.

2. The air purifier of claim 1,

the exhaust mechanism (2) is arranged above the reaction chamber (1), and an air outlet (3) of the exhaust mechanism (2) is positioned at the upper end of the reaction chamber (1);

the spraying chamber (4) is arranged below the reaction chamber (1), and the spraying chamber (4) is communicated with the reaction chamber (1) through an air outlet pipeline (10) extending to the bottom of the reaction chamber (1); the water mist and the outside air move from the bottom of the reaction chamber (1) to the top of the reaction chamber (1) under pressure to enter the exhaust mechanism (2).

3. The air cleaner according to claim 2, wherein the circuit component accommodation case (9) includes: the fixed base (11), the fixed base (11) and the bottom of the reaction chamber (1) enclose the circuit component accommodating box (9);

a support table (12) extending to the spraying chamber (4) and above the liquid level of the spraying chamber (4) is arranged in the spraying chamber (4), and the ultraviolet lamp (8) is arranged on the support table (12); the support table (12) is provided with a cable for supplying power to the ultraviolet lamp (8), and the cable extends into the circuit component accommodating box (9) and is connected with a power supply system.

4. The air purifier as claimed in claim 1, wherein the water tank (7) further has a containing groove adapted to the shape of the ultraviolet lamp (8); when the water tank (7) is installed on the outer shell of the air purifier, the ultraviolet lamp (8) is accommodated in the accommodating groove.

5. The air purifier of claim 1, further comprising:

the control display screen (13), the said control display screen (13) is used for revealing the working condition of the air purifier, and realize the control to the air purifier; the control display screen (13) is connected with a control circuit and/or a power supply system in the circuit component accommodating box (9).

6. The air purifier according to claim 3, wherein the reaction chamber (1) is a cylindrical housing with an open upper end;

the exhaust mechanism (2) is spliced and connected with the top end of the columnar shell to enclose the reaction chamber (1);

the fixed base (11) is spliced and connected with the bottom end of the columnar shell to form the circuit component accommodating box (9); the air outlet pipeline (10) is formed at the bottom of the columnar shell.

7. The air cleaner according to claim 1, wherein the exhaust mechanism (2) comprises: the water filter device comprises a first water filtering plate (14) arranged at the opening position of the upper end of the reaction chamber (1) along the horizontal direction, a supporting plate (15) arranged above the first water filtering plate (14) along the horizontal direction, and a second water filtering plate (16) arranged on the supporting plate (15) and perpendicular to the supporting plate (15).

8. The air cleaner according to claim 7, wherein the exhaust mechanism (2) further comprises: a condenser (17) arranged on the support plate (15) and positioned on one side of the second water filter plate (16) close to the air outlet (3);

the condenser (17) is in communication connection with a controller, and the controller controls the working state of the condenser (17).

9. The air purifier as claimed in claim 2, wherein the spray chamber (4) is provided with an air inlet (6) for the external air to enter, and the air outlet pipeline (10) is a reducing pipeline with a cross section towards one side of the spray chamber (4) larger than that towards one side of the reaction chamber (1).

10. The air cleaner according to claim 1, wherein the exhaust mechanism (2) is fixedly connected with the reaction chamber (1) through a first connecting plate (18); and/or the circuit component accommodating box (9) is fixedly connected with the reaction chamber (1) through a second connecting plate (19).