CN112128885A

CN112128885A - Disinfection module and air purification equipment

Info

Publication number: CN112128885A
Application number: CN202011130001.XA
Authority: CN
Inventors: 赵金威; 劳承云; 李渝; 陈欢; 郭定康; 胡新宇
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2020-12-25

Abstract

The invention relates to the technical field of air purification, in particular to a disinfection module and air purification equipment, wherein the disinfection module comprises: the heating cavity is provided with a heat outlet, and the heat outlet is suitable for being arranged opposite to the filter screen; the heating tube is arranged in the heating cavity; and the air inlet and ignition control device is used for controlling fuel gas to enter the heating tube and burn. Through making the gas get into the heating tube burning, the heating tube burning gas produces the heat, and the heat of production can heat the filter screen, can kill the bacterium virus of interception on the filter screen, because the burning gas generates heat, and the cost is lower, can reduce user's use cost.

Description

Disinfection module and air purification equipment

Technical Field

The invention relates to the technical field of air purification, in particular to a disinfection module and air purification equipment.

Background

In the prior art, a disinfection module of an air purification device generally adopts an electric heating device to heat a filter screen or air inside the air purification device so as to kill bacterial viruses intercepted on the filter screen or bacterial viruses in the air. The electric heating equipment has high power consumption, and the electricity consumption is large when a customer uses a product, so that the use cost of the product is high.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is to overcome the defect of high use cost of the disinfection module in the prior art, so as to provide a disinfection module and an air purification device, which can reduce the use cost.

In order to solve the above technical problem, the present invention provides a sterilization module, including:

the heating cavity is provided with a heat outlet, and the heat outlet is suitable for being arranged opposite to the filter screen;

the heating tube is arranged in the heating cavity;

and the air inlet and ignition control device is used for controlling fuel gas to enter the heating tube and burn.

Optionally, a first mesh enclosure is provided at the heat outlet, and the filter screen is adapted to be provided on the first mesh enclosure.

Optionally, the heating cavity comprises an air inlet cavity, an exhaust cavity and a combustion cavity, and the heating tube is arranged in the combustion cavity.

Optionally, the heating cavity includes casing, base, the casing includes outer wall, inner wall, the inner wall with enclose between the base the burning chamber, the inner wall with form the accommodation space between the outer wall, be provided with the baffle in the accommodation space, the baffle respectively with the inner wall reaches outer wall sealing connection, and will the accommodation space separates into cavity, lower cavity, the chamber of admitting air the exhaust chamber is established in the cavity is gone up, it sets up to admit air and ignition controlling means down in the cavity and correspond the chamber of admitting air sets up, exhaust controlling means establishes down in the cavity and correspond the chamber of exhausting sets up.

Optionally, two first sealing plates are respectively arranged on two sides of the combustion chamber in the upper chamber, and the two first sealing plates, the inner wall, the outer wall, the partition plate and the top plate of the housing enclose the exhaust chamber.

Optionally, the upper cavity is internally provided with second sealing plates on two sides of the combustion cavity, the second sealing plates are opposite to the first sealing plates, through holes communicated with the heating tubes are formed in the parts, located between the opposite first sealing plates and the second sealing plates, of the inner walls, air inlet valves are arranged on the second sealing plates, and the second sealing plates, the inner walls, the outer walls, the partition plates and the top plate of the shell are enclosed to form the air inlet cavities.

Optionally, a temperature sensing device is arranged on the first mesh enclosure, the temperature sensing device is electrically connected with a control system, the control system is configured to control the air intake and ignition control device to start when the temperature detected by the temperature sensing device is lower than a preset temperature, and control the air intake and ignition control device to close when the temperature detected by the temperature sensing device is higher than the preset temperature.

Optionally, the disinfection module further comprises a filter screen disposed above the first mesh enclosure.

Optionally, the disinfection module still includes the wind channel, be close to in the wind channel the position department of filter screen is equipped with the second screen panel.

Optionally, the lower extreme in wind channel is equipped with the installation screens, filter screen detachably installs in the installation screens.

Optionally, the disinfection module still includes the connecting rod, is suitable for the micro-gap switch of connection in air purification equipment's circuit, the connecting rod is movably set up in the lateral wall of wind channel, when the filter screen is installed in the installation screens, the filter screen extrusion the connecting rod, so that micro-gap switch is closed.

The invention also provides air purification equipment comprising the disinfection module.

The technical scheme of the invention has the following advantages:

1. according to the disinfection module provided by the invention, the fuel gas enters the heating pipe to be combusted, the heating pipe combusts the fuel gas to generate heat, the generated heat can heat the filter screen, bacteria and viruses intercepted on the filter screen can be killed, and the cost is lower due to the fact that the fuel gas is combusted to generate heat, and the use cost of a user can be reduced.

2. According to the disinfection module provided by the invention, the heat outlet is provided with the first mesh cover, and the filter screen is suitable for being arranged on the first mesh cover. The first mesh enclosure can continuously absorb heat generated by the heating tube and transmit the heat to the filter screen, and then the heating filter screen plays a role in high-temperature sterilization, so that the filter screen can be uniformly heated.

3. According to the disinfection module provided by the invention, the first mesh enclosure is provided with the temperature sensing device, the temperature sensing device is electrically connected with the control system, the control system is used for controlling the air inlet and ignition control device to be started when the temperature detected by the temperature sensing device is lower than the preset temperature, and controlling the air inlet and ignition control device to be closed when the temperature detected by the temperature sensing device is higher than the preset temperature. Can realize constant temperature sterilization, effectively control the sterilization effect and avoid fire hazard caused by overhigh temperature.

4. The disinfection module provided by the invention further comprises an air duct, wherein a second mesh enclosure is arranged at a position close to the filter screen in the air duct, centrifugal fan blades are arranged in the air duct, and the second mesh enclosure has strong heat absorption and radiation heat transfer capabilities, can filter and absorb heat of air flowing through the air duct, radiates the heat onto the filter screen, and is matched with the first mesh enclosure to play a role in uniformly heating the two sides of the filter screen.

5. The disinfection module provided by the invention further comprises a connecting rod and a microswitch suitable for being connected in a circuit of air purification equipment, wherein the connecting rod is movably arranged in the side wall of the air channel, and when the filter screen is arranged in the installation clamping position, the filter screen extrudes the connecting rod to close the microswitch. The setting makes only when the filter screen installation targets in place, and air purification equipment can start the operation, can avoid the user to forget the installation filter screen.

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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is an exploded view of a sterilization module provided in example 1 of the present invention;

fig. 2 is a cross-sectional view of a sterilization module provided in embodiment 1 of the present invention;

fig. 3 is an exploded view of a partial structure of a sterilization module provided in embodiment 1 of the present invention;

fig. 4 is a partial cross-sectional view of a sterilization module provided in embodiment 1 of the present invention;

FIG. 5 is a right side view of FIG. 4;

FIG. 6 is a left side view of FIG. 4;

fig. 7 is a partial structural view of a sterilization module provided in embodiment 1 of the present invention.

Description of reference numerals:

1-centrifugal fan blades; 2-an air duct; 3, filtering by using a filter screen; 4-a first mesh enclosure; 5-a second mesh enclosure; 6-heating cavity; 61-outer wall; 62-inner wall; 7-a heating tube; 8-a separator; 9-air intake and ignition control means; 10-a first sealing plate; 11-a second sealing plate; 12-an intake valve; 13-temperature sensing means; 14-a microswitch; 15-a connecting rod; 16-an exhaust gas control device; 17-air intake; 18-a vent hole; 19-base.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

To this end, the present embodiment provides a sterilization module, which in one embodiment, as shown in fig. 3 to 7, includes a heat generating cavity 6, a heat generating pipe 7, and an air intake and ignition control device 9.

Wherein the heating cavity 6 is provided with a heat outlet which is suitable for being arranged opposite to the filter screen 3; the heating tube 7 is arranged in the heating cavity 6; the air intake and ignition control device 9 is used for controlling the gas to enter the heating pipe 7 and burn.

The disinfection module that this embodiment provided, through making the gas get into heating tube 7 burning, heating tube 7 burning gas production of heat, the heat of production can heat filter screen 3, can kill the bacterium virus of interception on the filter screen 3, because the burning gas generates heat, and the cost is lower, can reduce user's use cost.

On the basis of the above embodiment, in a preferred embodiment, the heat outlet is provided with a first mesh enclosure 4, and the screen 3 is adapted to be arranged on the first mesh enclosure 4. In this embodiment, the first mesh enclosure 4 can continuously absorb the heat generated by the heating tube 7, and transmit the heat to the filter screen 3, so as to heat the filter screen 3 to perform a high-temperature sterilization function, and thus the filter screen 3 can be uniformly heated. In an alternative embodiment, the first mesh enclosure 4 may not be provided, and the heat in the heat generating cavity 6 directly heats the mesh 3.

On the basis of the above embodiments, in a preferred embodiment, the heat generating cavity 6 includes an air inlet cavity, an air exhaust cavity, and a combustion cavity, and the heat generating pipe 7 is disposed in the combustion cavity. By dividing the heating cavity 6 into an air inlet cavity, an air exhaust cavity and a burner, the air inlet and the air exhaust can be controlled conveniently, and the disorder of air flow in the heating cavity 6 can be avoided.

As shown in fig. 4, the heat generating cavity 6 includes a housing and a base 19, the heat outlet is disposed at the top end of the housing, the housing includes an outer wall 61 and an inner wall 62, a combustion chamber is enclosed between the inner wall 62 and the base 19, an accommodating space is formed between the inner wall 62 and the outer wall 61, a partition plate 8 is disposed in the accommodating space, the partition plate 8 is respectively connected to the inner wall 62 and the outer wall 61 in a sealing manner, and separates the accommodating space into an upper chamber and a lower chamber, an air intake chamber and an air exhaust chamber are disposed in the upper chamber, an air intake and ignition control device 9 is disposed in the lower chamber and corresponds to the air intake chamber, and an exhaust control device 16 is disposed in. In this embodiment, the partition plate 8 is provided to separate the intake and ignition control device 9 from the intake chamber and the exhaust control device 16 from the exhaust chamber, so that the intake and exhaust control can be performed, and the intake and ignition control device 9 and the exhaust control device 16 can be provided in the heat generating chamber 6, and the structure is simple and compact. In an alternative embodiment, the intake and ignition control means 9 and the exhaust control means 16 are arranged outside the heat generating chamber 6.

Specifically, as shown in fig. 7, first sealing plates 10 are respectively disposed on two sides of the combustion chamber in the upper chamber, and the two first sealing plates 10, the inner wall 62, the outer wall 61, the partition plate 8, and the top plate of the housing form an exhaust chamber. In this embodiment, the cavity on the other side of the two first sealing plates 10 may be an air inlet cavity.

With further reference to fig. 7, the two sides of the upper cavity located in the combustion cavity are further respectively provided with a second sealing plate 11, the second sealing plate 11 is arranged opposite to the first sealing plate 10, a through hole communicated with the heating tube 7 is arranged in a portion, located between the first sealing plate 10 and the second sealing plate 11, of the inner wall 62, the second sealing plate 11 is provided with an air inlet valve 12, and the two second sealing plates 11, the inner wall 62, the outer wall 61, the partition plate 8 and a top plate of the housing form an air inlet cavity. In this embodiment, an air inlet 17 and an air outlet 18 are arranged on the outer wall 61 of the housing, the gas enters the air inlet cavity through the air inlet 17, when the air inlet valve 12 is opened, the gas enters the region between the first sealing plate 10 and the second sealing plate 11 through the air inlet valve 12, then enters the heating tube 7 through the through hole for combustion, and the gas generated by combustion enters the air outlet cavity and is finally discharged through the air outlet 18. The provision of the second sealing plate 11 facilitates the installation of the inlet valve 12.

In addition to the above embodiments, in a preferred embodiment, the first mesh cover 4 is provided with a temperature sensing device 13, the temperature sensing device 13 is electrically connected to the control system, and the control system is configured to control the air intake and ignition control device 9 to start when the temperature detected by the temperature sensing device 13 is lower than a preset temperature, and control the air intake and ignition control device 9 to stop when the temperature detected by the temperature sensing device 13 is higher than the preset temperature. In the embodiment, constant-temperature disinfection can be realized, the disinfection effect can be effectively controlled, and fire disasters caused by overhigh temperature can be avoided.

In one embodiment, the temperature sensing device 13 is a temperature sensor or a bulb.

On the basis of the above embodiments, in one embodiment, as shown in fig. 1 and 2, the sterilization module further includes a screen 3 disposed above the first mesh enclosure 4. The first mesh enclosure 4 can continuously absorb heat generated by the heating tube 7 and transmit the heat to the filter screen 3, so that the filter screen 3 is heated to achieve a high-temperature sterilization effect.

On the basis of the above embodiment, in a preferred embodiment, further referring to fig. 2, the disinfection module further includes an air duct 2, a second mesh enclosure 5 is disposed at a position close to the filter screen 3 in the air duct 2, a centrifugal fan blade 1 is disposed in the air duct 2, and the second mesh enclosure 5 has a strong ability of absorbing heat and transferring heat by radiation, and can filter and absorb heat of air flowing through the air duct 2, radiate the heat onto the filter screen 3, and cooperate with the first mesh enclosure 4 to perform a function of uniformly heating both sides of the filter screen 3.

In one embodiment, the lower end of the air duct 2 is provided with a mounting detent in which the filter screen 3 is removably mounted. Specifically, the filter screen 3 can be installed in the installation screens along the horizontal direction, and the filter screen 3 is convenient to install and change in this way.

In one embodiment, the disinfection module further comprises a connecting rod 15, a microswitch 14 adapted to be connected in the circuit of the air cleaning device, the connecting rod 15 being movably arranged in the side wall of the air duct 2, the filter 3 pressing against the connecting rod 15 when the filter 3 is mounted in the mounting detent, so that the microswitch 14 is closed. The setting makes only when filter screen 3 installs in place like this, and air purification equipment can start the operation, can avoid the user to forget installation filter screen 3. Specifically, be equipped with the through-hole on the lateral wall of wind channel 2, connecting rod 15 is located the through-hole horizontally, combines figure 2, and when filter screen 3 was installed from the right side left, connecting rod 15 was extruded in filter screen 3's left side, made it remove left, and connecting rod 15 extrudees micro-gap switch 14's shell fragment to make micro-gap switch 14 closed, after filter screen 3 was dismantled, connecting rod 15 lost the extrusion, and micro-gap switch 14's shell fragment resumes initial position under the elastic force effect, and micro-gap switch 14 breaks off.

Example 2

The embodiment provides an air purifying device, which comprises the disinfection module provided in the embodiment.

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 therefrom are within the scope of the invention.

Claims

1. A sterilization module, comprising:

a heating chamber (6) having a heat outlet adapted to be disposed opposite the screen (3);

the heating tube (7) is arranged in the heating cavity (6);

and the air inlet and ignition control device (9) is used for controlling gas to enter the heating pipe (7) and burn.

2. A disinfection module as claimed in claim 1, characterized in that said heat outlet is provided with a first mesh (4), said filter screen (3) being adapted to be arranged on said first mesh (4).

3. A sterilisation module according to claim 2, characterised in that said heat generating chamber (6) comprises an air inlet chamber, an air outlet chamber, a combustion chamber, said heat generating tube (7) being arranged in the combustion chamber.

4. A sterilisation module according to claim 3, characterised in that said heat generating chamber (6) comprises a housing, a base (19), the shell comprises an outer wall (61) and an inner wall (62), the combustion cavity is enclosed between the inner wall (62) and the base (19), an accommodating space is formed between the inner wall (62) and the outer wall (61), a partition board (8) is arranged in the accommodating space, the partition plate (8) is respectively connected with the inner wall (62) and the outer wall (61) in a sealing way, the containing space is divided into an upper cavity and a lower cavity, the air inlet cavity and the air exhaust cavity are arranged in the upper cavity, the air inlet and ignition control device (9) is arranged in the lower cavity and corresponds to the air inlet cavity, and the exhaust control device (16) is arranged in the lower cavity and corresponds to the exhaust cavity.

5. A disinfection module as claimed in claim 4, wherein said upper chamber is provided with first sealing plates (10) on either side of said combustion chamber, said first sealing plates (10) and said inner wall (62), said outer wall (61), said partition (8) and said top plate of said housing enclosing said exhaust chamber.

6. The sterilization module according to claim 5, wherein a second sealing plate (11) is further disposed inside the upper chamber on each of two sides of the combustion chamber, the second sealing plate (11) is disposed opposite to the first sealing plate (10), a through hole communicated with the heat pipe (7) is disposed in a portion of the inner wall (62) between the first sealing plate (10) and the second sealing plate (11), an air inlet valve (12) is disposed on the second sealing plate (11), and the air inlet chamber is enclosed by the two second sealing plates (11), the inner wall (62), the outer wall (61), the partition plate (8) and a top plate of the housing.

7. A disinfection module as claimed in any one of claims 2-6, wherein said first mesh (4) is provided with a temperature sensing device (13), said temperature sensing device (13) being electrically connected to a control system, said control system being adapted to control said air intake and ignition control device (9) to be activated when the temperature sensed by said temperature sensing device (13) is lower than a predetermined temperature, and to control said air intake and ignition control device (9) to be deactivated when the temperature sensed by said temperature sensing device (13) is higher than said predetermined temperature.

8. A disinfection module as claimed in any one of claims 2-6, further comprising a sieve (3) arranged above said first net (4).

9. A disinfection module as claimed in claim 8, further comprising an air duct (2), said air duct (2) being provided with a second screen (5) at a location adjacent to said filter screen (3).

10. A disinfection module as claimed in claim 9, characterized in that the lower end of the air duct (2) is provided with a mounting detent in which the filter screen (3) is detachably mounted.

11. A disinfection module as claimed in claim 10, further comprising a connecting rod (15), a microswitch (14) adapted to be connected in the circuit of an air cleaning device, said connecting rod (15) being movably arranged in the side wall of the air duct (2), the filter screen (3) pressing against the connecting rod (15) when the filter screen (3) is mounted in the mounting detent, so that the microswitch (14) is closed.

12. An air cleaning device, characterized in that it comprises a disinfection module as claimed in any one of claims 1-11.