CN216693781U - Indoor air conditioner - Google Patents

Abstract

The utility model relates to the technical field of household appliances, in particular to an indoor air conditioner, which comprises an electrostatic dust removal module and a switch assembly, wherein the electrostatic dust removal module is arranged on an air inlet and covers the air inlet; the electrostatic dust removal module is connected with the shell in a clamping manner through a clamping mechanism; the switch assembly is electrically connected between the shell and the electrostatic dust removal module and used for switching from a closed state to an open state when the electrostatic dust removal module is opened, so that the electrostatic dust removal device is disconnected from the main control board, and the electrostatic dust removal device stops working. According to the indoor air conditioner, the linkage switch assembly controls the running state of the electrostatic dust removal module according to the position relation between the electrostatic dust removal module and the shell, and the electrostatic dust removal module is automatically powered off during disassembly, so that accidental electric shock is avoided.

Description

Indoor air conditioner

Technical Field

The utility model relates to the technical field of household appliances, in particular to an indoor air conditioner.

Background

The electrostatic dust removal module of air conditioner generally sets up the air intake at the air conditioning indoor set top, when wasing, change or maintenance, needs to dismantle the electrostatic dust removal module, nevertheless because the indoor air intake of hanging air conditioner is generally close the ceiling, dismantles inconveniently. Meanwhile, the electrostatic dust collection module needs to be electrified during working, so that the electric shock condition is easy to occur during cleaning and maintenance.

Therefore, there is a need to design a device for preventing the indoor air conditioner from electric shock during cleaning and maintenance.

SUMMERY OF THE UTILITY MODEL

In some embodiments of the present application, an indoor air conditioner is provided, which includes an electrostatic dust removal module and a switch assembly, and the operating state of the electrostatic dust removal module is controlled by the switch assembly according to the position relationship between the electrostatic dust removal module and the housing, thereby solving the problem of accidental electric shock during disassembly.

In some embodiments of the application, the connection structure of the electrostatic dust removal module and the shell is improved, and the connection structure is connected only through clamping of one side edge, so that the connection structure is limited and is convenient to disassemble.

In some embodiments of the application, the fixing mode of the electrostatic dust removal module and the shell is improved, and the contact surface of the electrostatic dust removal module is provided with the magnet, so that the electrostatic dust removal module is stably and firmly connected with the shell.

In some embodiments of the present application, the switch assembly is modified to close the circuit by contacting the contact of the contact with the spring and to open the circuit by disconnecting the contact from the spring, thereby controlling the operation of the electrostatic precipitator.

In some embodiments of the present application, the switch assembly is modified to secure the contact to the contact by attraction of the magnet to the iron plate.

In some embodiments of the present application, the switch assembly is modified to sense the magnetic field variation of the magnet through the hall element, so as to open the circuit of the reed at the same time when the electrostatic dust collector opens the circuit.

In some embodiments of the present application, the switch assembly is modified to turn on the circuit by contacting the power-on pin with the insertion hole of the socket and turn off the circuit by disconnecting the power-on pin from the insertion hole of the socket, thereby controlling the working state of the electrostatic dust collector; meanwhile, due to the arrangement of the socket jacks, when the electrostatic dust removal device is disconnected from a circuit, electric shock caused by touch is avoided.

In some embodiments of the present application, there is provided an indoor air conditioner including:

a housing provided with an air inlet;

the electrostatic dust removal module is arranged on the air inlet and covers the air inlet; the electrostatic dust removal module is connected with the shell in a clamping manner through a clamping mechanism;

and the switch assembly is electrically connected between the shell and the electrostatic dust removal module and is used for switching from a closed state to an open state when the electrostatic dust removal module is opened so as to disconnect the electrostatic dust removal device from the main control board and stop working of the electrostatic dust removal device.

In some embodiments of the present application, the switch assembly includes a power-on contact and a reed; the electrifying contact is arranged on the electrostatic dust removal module; the reed is arranged on the shell; the electrification contact is in contact with the reed, so that the electrostatic dust removal module is electrically connected with the shell.

In some embodiments of the present application, the apparatus further comprises a first magnet and an iron piece; the first magnet is arranged on the electrostatic dust removal module; the iron sheet is arranged on the shell; the shell and the electrostatic dust removal module are connected with the first magnet in an adsorption mode through the iron sheet.

In some embodiments of the present application, the electronic device further includes a hall element, and the hall element is disposed on the housing and electrically connected to the main control board; the magnetic field control circuit is used for sensing the magnetic field change of the first magnet and transmitting a magnetic field change signal of the first magnet to the main control board.

In some embodiments of the present application, the switch assembly includes a power-on pin and a socket; the electrifying contact pin is arranged on the electrostatic dust removal module; the socket is arranged on the shell and is provided with jacks corresponding to the power-on contact pins; the electrifying contact pin is contacted with the jack, so that the electrostatic dust removal module is electrically connected with the shell.

In some embodiments of the present application, the engaging mechanism is disposed on a side of the electrostatic dust removal module; and pull heads are arranged on opposite side edges of the electrostatic dust removal module.

In some embodiments of the present application, the engaging structure is disposed in a width direction of the electrostatic dust removal module.

In some embodiments of the present application, the electrostatic dust removal module is further provided with a second magnet, and a third magnet corresponding to the second magnet is disposed on the housing; the electrostatic dust removal module and the shell are fixed through attraction of the second magnet and the third magnet.

In some embodiments of the present application, the second magnets and the third magnets are provided in a plurality of groups.

In some embodiments of the present application, the second magnet is disposed in a length direction of the electrostatic precipitation module.

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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, should still fall within the scope of the present invention.

Fig. 1 is a schematic view of an overall structure of an indoor air conditioner according to an embodiment of the present invention;

FIG. 2 is a view illustrating an air inlet of an indoor air conditioner according to an embodiment of the present invention;

FIG. 3 is an enlarged view of the portion A in FIG. 2 according to an embodiment of the present invention;

FIG. 4 is an enlarged view of the portion B in FIG. 2 according to an embodiment of the present invention;

FIG. 5 is a schematic view of the switch assembly mounted to the housing in an embodiment of the present invention;

FIG. 6 is a schematic diagram of an electrostatic precipitator module according to an embodiment of the present disclosure;

FIG. 7 is a schematic diagram of an electrostatic precipitator module according to an embodiment of the present invention;

FIG. 8 is another embodiment of an electrostatic precipitation module of the present invention;

FIG. 9 is a schematic view of a spring plate and an iron plate according to an embodiment of the present invention;

FIG. 10 is a schematic view of a Hall element mounting in an embodiment of the utility model;

FIG. 11 is a schematic view of a receptacle according to an embodiment of the present invention;

fig. 12 is a schematic diagram of contacts in a jack according to an embodiment of the present invention.

In the figure, 100, the housing; 110. an air inlet;

200. an electrostatic dust removal module; 210. buckling; 220. a card slot; 230. a slider; 240. a second magnet; 250. a third magnet;

300. a power-on contact; 310. a reed; 320. a first magnet; 330. iron sheets; 340. a Hall element;

400. electrifying a pin; 410. a socket; 420. and (4) inserting the jack.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. 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.

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The air conditioner performs a refrigeration cycle of the air conditioner by using a compressor, a condenser, an expansion valve, and an evaporator. The refrigeration cycle includes a series of processes involving compression, condensation, expansion, and evaporation, and supplies refrigerant to the air that has been conditioned and heat-exchanged.

The compressor compresses a refrigerant gas in a high-temperature and high-pressure state and discharges the compressed refrigerant gas. The discharged refrigerant gas flows into the condenser. The condenser condenses the compressed refrigerant into a liquid phase, and heat is released to the surrounding environment through the condensation process.

The expansion valve expands the liquid-phase refrigerant in a high-temperature and high-pressure state condensed in the condenser into a low-pressure liquid-phase refrigerant. The evaporator evaporates the refrigerant expanded in the expansion valve and returns the refrigerant gas in a low-temperature and low-pressure state to the compressor. The evaporator can achieve a cooling effect by heat-exchanging with a material to be cooled using latent heat of evaporation of a refrigerant. The air conditioner can adjust the temperature of the indoor space throughout the cycle.

The outdoor unit of the air conditioner refers to a portion of a refrigeration cycle including a compressor and an outdoor heat exchanger, the indoor unit of the air conditioner includes an indoor heat exchanger, and an expansion valve may be provided in the indoor unit or the outdoor unit.

The indoor heat exchanger and the outdoor heat exchanger serve as a condenser or an evaporator. When the indoor heat exchanger is used as a condenser, the air conditioner is used as a heater in a heating mode, and when the indoor heat exchanger is used as an evaporator, the air conditioner is used as a cooler in a cooling mode.

An indoor air conditioner according to some embodiments of the present application includes an indoor unit installed in an indoor space. An indoor unit connected to the outdoor unit installed in the outdoor space through a pipe. The outdoor unit may be provided therein with a compressor, an outdoor heat exchanger, an outdoor fan, an expander, and the like of a refrigeration cycle, and the indoor unit may be provided therein with an indoor heat exchanger and an indoor fan.

For example, the indoor unit may include a wall-mounted indoor unit installed on a wall of the indoor space.

An indoor unit according to some embodiments of the present application includes a case 100 in which a plurality of components constituting a refrigeration cycle are mounted in the case 100. The case 100 includes a front surface that is at least partially opened, a rear surface that is mounted on a wall of the indoor space and provided with a mounting plate, a bottom surface defining a bottom configuration, side surfaces provided at both sides of the bottom surface, and a top surface defining a top appearance. It should be noted that, in the description of the present application, the direction of the indoor unit of the air conditioner facing the user is "front", whereas the direction away from the user is "rear".

A front panel is provided at a front of the open portion of the front surface, the front panel defining a front appearance of the indoor unit.

The mounting plate is coupled to the rear surface. The mounting plate may define a mounting hole therein that is coupled to the wall. For example, a mounting plate may be coupled to the wall, and the housing 100 may be configured to mount on the mounting plate.

The casing 100 may be an indoor unit casing 100 provided in an indoor space in the case of a split type air conditioner, or may be an air conditioner own casing 100 in the case of an integrated type air conditioner. Also, the front panel may be understood as one component of the case 100 in a broad sense.

A housing 100, comprising: an intake vent 110 through which indoor air is introduced; and an outlet port through which the air introduced through the inlet port 110 is heat-exchanged and then discharged to the indoor space.

The intake vent 110 may be formed by opening at least a portion of an upper portion of the case 100, and the exhaust vent may be formed by opening at least a portion of a lower portion of the case 100.

Also, the intake port 110 may be provided with a suction grill to prevent introduction of foreign substances, and the exhaust port may be provided with an exhaust grill.

An exhaust fan blade movably arranged to open or close the air outlet is disposed at one side of the air outlet.

When the discharge fan is opened, the conditioned air inside the casing 100 may be discharged into the indoor space.

For example, the exhaust fan blades may be opened by allowing the lower portions of the exhaust fan blades to rotate upward.

As shown in fig. 1, according to some embodiments of the present disclosure, an electrostatic dust removal module 200 is disposed at the intake vent 110; the electrostatic dust removal module 200 is connected with the housing 100 in a clamping manner through a clamping mechanism;

as shown in fig. 2, optionally, the electrostatic precipitation module 200 covers the intake vent 110.

The electrostatic dust collection principle is used to remove and collect the particle pollutants in the air entering the casing 100, so as to ensure the cleanliness of the air entering the air conditioner.

As shown in fig. 5, according to some embodiments of the present disclosure, a switch assembly is disposed, electrically connected between the housing 100 and the electrostatic dust removal module 200, for switching from a closed state to an open state when the electrostatic dust removal module 200 is opened, so that the electrostatic dust removal device is disconnected from the main control board, and the electrostatic dust removal device stops working.

The main control board is electrically connected with the electrostatic dust removal device and used for controlling the electrostatic dust removal device to work.

When the electrostatic dust removal module 200 is opened, the switch assembly disconnects the main control board and is electrically connected with the electrostatic dust removal device, the electrostatic dust removal device is disconnected for power supply, the electrostatic dust removal device cannot work when being disassembled, and the electric shock prevention capability of the unit is improved.

As shown in fig. 7, in some embodiments according to the present application, the switch assembly includes a power contact 300 and a reed 310; the power-on contact 300 is arranged on the electrostatic dust removal module 200; the reed 310 is arranged on the shell 100; the contact between the energizing contact 300 and the spring plate 310 can electrically connect the electrostatic precipitator module 200 and the housing 100.

According to some embodiments of the application, the magnetic field generator further comprises a first magnet 320 and an iron piece 330; the first magnet 320 is disposed on the electrostatic precipitation module 200; the iron sheet 330 is disposed on the housing 100; the housing 100 and the electrostatic dust collection module 200 are connected to the first magnet 320 via the iron sheet 330.

According to some embodiments of the application, the device further comprises a hall element 340, wherein the hall element 340 is arranged on the housing 100 and is electrically connected with the main control board; the magnetic sensor is used for sensing the magnetic field change of the first magnet 320 and transmitting a magnetic field change signal of the first magnet 320 to the main control board.

As shown in fig. 9-10, on the basis of the above-mentioned embodiment, the reed 310, the iron sheet 330 and the hall element 340 are integrated into a box body; is mounted on the housing 100 through the cartridge; optionally, the cartridge is detachably and fixedly connected to the housing 100; the number of the reeds 310 is two, and the iron sheet 330 and the Hall element 340 are arranged between the two reeds 310; the two reeds 310 are electrically connected and are electrically connected to the main control board; the hall element 340 is electrically connected to the main control board.

When the electrostatic dust collector is installed in the housing 100, the first magnet 320 attracts the iron sheet 330, and the power-on contact 300 is stably in contact with the reed 310, so as to ensure stable electrical connection between the electrostatic dust collector and the main control board; when the electrostatic dust removal device is disassembled, under the action of external force, the first magnet 320 is separated from the iron sheet 330, the power-on contact 300 is disconnected with the reed 310, the electrostatic dust removal device is powered off, meanwhile, the hall module senses the change of the magnetic field and transmits a signal to the main control board, and the main control board stops supplying power to a circuit where the reed 310 is located.

After the electrostatic dust removal module 200 is disassembled, the reed 310 is exposed outside, and fingers are easy to touch to get an electric shock; through the setting of hall module, after dismantling electrostatic precipitator module 200, the main control board stops to supply power to the circuit at reed 310 place, avoids the easy touching and electric shock of finger.

As shown in fig. 8 and 11-12, in accordance with further embodiments of the present application, the switching assembly includes a power pin 400 and a socket 410; the electrifying pin 400 is arranged on the electrostatic dust removal module 200; the socket 410 is arranged on the shell 100, the socket 410 is provided with a jack 420 corresponding to the power-on pin 400, and a contact is arranged in the jack 420; the contact of the energizing pins 400 with the contacts can electrically connect the electrostatic precipitator module 200 with the housing 100.

When the electrostatic dust collector is installed in the housing 100, the power-on pin 400 is inserted into the insertion hole 420 of the socket 410, and the power-on pin 400 is stably in contact connection with the contact, so that the electrostatic dust collector is stably and electrically connected with the main control board; when the electrostatic precipitator is disassembled, the power-on pin 400 is separated from the jack 420 under the action of external force, and the electrostatic precipitator is powered off.

Because the insertion hole 420 in the socket 410 is a concave structure, the finger is not easy to touch the inside of the socket, and electric shock is avoided. Optionally, the socket 410 is detachably and fixedly connected to the housing 100; the number of the jacks 420 is multiple, and the jacks 420 are electrically connected and electrically connected to the main control board.

According to some embodiments of the present disclosure, the engaging mechanism is disposed on one side of the electrostatic dust removal module 200; the opposite side of the electrostatic precipitation module 200 is provided with a pull head 230, as shown in fig. 6.

The clamping mechanism comprises a buckle 210 and a clamping groove 220; as shown in fig. 7, the fastening device 210 is disposed at one side of the electrostatic dust collection module 200, and the fastening slot 220 is disposed at a position opposite to the housing 100.

It can be understood that, as shown in fig. 3, the slot 220 may be a through hole or a recessed structure such as a blind hole; the buckle 210 is clamped in the clamping groove 220;

the clamping mechanism is arranged on one side of the electrostatic dust removal module 200, the other side of the electrostatic dust removal module 200 is a free end, and a pull head 230 is arranged on the upper end surface of the other side; when disassembling, the electrostatic dust removal module 200 is pulled up by the pull head 230, and the electrostatic dust removal module is rotated to a certain angle around the side provided with the clamping mechanism, so that the electrostatic dust removal module can be conveniently disassembled. Meanwhile, the fastening mechanism also has a positioning function, when the electrostatic dust removal module 200 is installed, the fastener 210 is firstly fastened in the fastening slot 220, and the electrostatic dust removal module 200 is installed on the air inlet 110 of the housing 100 along the same direction.

Preferably, the engaging structure is disposed in a width direction of the electrostatic dust removal module 200.

According to some embodiments of the present application, the electrostatic precipitation module 200 is further provided with a second magnet 240, as shown in fig. 7; a third magnet 250 corresponding to the second magnet 240 is disposed on the housing 100, as shown in fig. 4; the electrostatic precipitator module 200 and the housing 100 are fixed by the attraction between the second magnet 240 and the third magnet 250.

The second magnet 240 and the third magnet 250 are respectively fixed on the electrostatic dust removal module 200 and the housing 100; it is understood that magnets are disposed on the contact surface of the electrostatic precipitator module 200 and the casing 100, and the magnets in contact are attracted by magnetic force.

The stable connection between the electrostatic dust removal module 200 and the housing 100 is ensured through the magnetic attraction effect of the second magnet 240 and the third magnet 250; when the disassembly is needed, the disassembly can be completed only by slightly adding external force; simple manufacture, firm connection and convenient operation.

Preferably, the second magnets 240 and the third magnets 250 are provided in a plurality of groups.

More preferably, the second magnet 240 is disposed in a longitudinal direction of the electrostatic dust removal module 200.

In the description of the present invention, "plurality" means two or more. Therefore, the electrostatic dust removal module 200 is fixed on the air inlet by connecting the electrostatic dust removal module 200 with the housing 100 through the plurality of magnets.

It is understood that the number and arrangement of the engaging mechanism, the second magnet 240 and the third magnet 250 are only examples, and the actual number and arrangement may be specifically set according to actual requirements to better meet practical applications.

According to the first concept of the present application, there is provided an indoor air conditioner, which includes an electrostatic dust removal module and a switch assembly, and the operating state of the electrostatic dust removal module is controlled by the switch assembly according to the position relationship between the electrostatic dust removal module and a housing, thereby solving the problem of accidental electric shock during disassembly.

According to the second conception of the application, because the connection structure of the electrostatic dust removal module and the shell is improved, the connection structure is only connected through the clamping of one side edge, and the convenient disassembly is realized while the limit is formed.

According to the third conception of the application, because the fixing mode of the electrostatic dust removal module and the shell is improved, the contact surface of the electrostatic dust removal module is provided with the magnet, and the electrostatic dust removal module is stably and firmly connected with the shell.

According to the fourth concept of the present application, since the switch assembly is improved, the circuit is turned on by the contact of the energizing contact with the reed, and the circuit is turned off by the disconnection of the energizing contact from the reed, thereby controlling the working state of the electrostatic dust collector.

According to the fifth concept of the present application, since the switch assembly is improved, the electrification contact and the reed are firmly connected by the attraction of the magnet and the iron sheet.

According to the sixth concept of the present application, since the switch assembly is improved, the magnetic field change of the magnet is induced by the hall element, and the circuit where the reed is located is disconnected while the electrostatic dust collector disconnects the circuit.

According to the seventh concept of the present application, since the switch assembly is improved, the circuit is turned on by the contact of the energizing pins with the inner contacts of the jacks of the socket, and the circuit is turned off by the disconnection of the energizing pins with the jacks of the socket, thereby controlling the working state of the electrostatic dust collector; meanwhile, due to the arrangement of the socket jacks, when the electrostatic dust removal device is disconnected from a circuit, electric shock caused by touch is avoided.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims (10)

1. An indoor air conditioner, comprising:

a housing provided with an air inlet;

the electrostatic dust removal module is arranged on the air inlet and covers the air inlet; the electrostatic dust removal module is connected with the shell in a clamping manner through a clamping mechanism;

and the switch assembly is electrically connected between the shell and the electrostatic dust removal module and is used for switching from a closed state to an open state when the electrostatic dust removal module is opened so as to disconnect the electrostatic dust removal device from the main control board and stop working of the electrostatic dust removal device.

2. A room air conditioner according to claim 1, wherein said switch assembly includes an energizing contact and a reed; the electrifying contact is arranged on the electrostatic dust removal module; the reed is arranged on the shell; the electrification contact is in contact with the reed, so that the electrostatic dust removal module is electrically connected with the shell.

3. A room air conditioner as claimed in claim 2, further comprising a first magnet and an iron piece; the first magnet is arranged on the electrostatic dust removal module; the iron sheet is arranged on the shell; the shell and the electrostatic dust removal module are connected with the first magnet in an adsorption mode through the iron sheet.

4. A room air conditioner according to claim 3, further comprising a hall element disposed on said housing and electrically connected to said main control board; the magnetic field control circuit is used for sensing the magnetic field change of the first magnet and transmitting a magnetic field change signal of the first magnet to the main control board.

5. A room air conditioner as claimed in claim 1, wherein said switch assembly comprises a power-on pin and socket; the electrifying contact pin is arranged on the electrostatic dust removal module; the socket is arranged on the shell and provided with jacks corresponding to the electrifying contact pins; the electrifying contact pin is contacted with the jack, so that the electrostatic dust removal module is electrically connected with the shell.

6. A room air conditioner according to any one of claims 1 to 5, wherein said engaging means is provided at one side of said electrostatic precipitator module; and pull heads are arranged on opposite side edges of the electrostatic dust removal module.

7. An indoor air conditioner according to claim 6, wherein the engaging structure is disposed in a width direction of the electrostatic dust removal module.

8. An indoor air conditioner according to claim 7, wherein the electrostatic precipitation module is further provided with a second magnet, and the housing is provided with a third magnet corresponding to the second magnet; the electrostatic dust removal module and the shell are fixed through attraction of the second magnet and the third magnet.

9. A room air conditioner according to claim 8, wherein said second magnet and said third magnet are provided in plural sets corresponding to each other.

10. A room air conditioner according to claim 8, wherein said second magnet is disposed in a longitudinal direction of said electrostatic precipitation module.

Images