CN216522059U - Filter screen device, indoor unit and air conditioner - Google Patents

Abstract

The utility model provides a filter screen device, an indoor unit and an air conditioner, and belongs to the technical field of air conditioners. The filter screen device comprises an annular filter screen, a driving assembly, a mounting shaft and a cleaning assembly. Drive assembly and installation axle set up relatively, and drive assembly and installation axle are located to cyclic annular filter screen cover, and cyclic annular filter screen is used for setting up the air intake at the indoor set, and the clearance subassembly sets up on the rotation path of cyclic annular filter screen, and drive assembly can drive cyclic annular filter screen rotatory to make the clearance subassembly clearance cyclic annular filter screen. This application is through setting up the filter screen into cyclic annularly to set up drive assembly and installation axle relatively, thereby locate drive assembly and installation axle with cyclic annular filter screen cover and form the conveying structure, because the setting of clearance subassembly is on the rotation route of cyclic annular filter screen, clearance subassembly alright in order to realize the automatic clearance to cyclic annular filter screen when drive assembly drive cyclic annular filter screen rotates, thereby can avoid the filth stifled of cyclic annular filter screen.

Description

Filter screen device, indoor unit and air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to a filter screen device, an indoor unit and an air conditioner.

Background

The existing air conditioner is generally provided with a filter screen at the air inlet side of an indoor unit in order to prevent the heat exchanger from blocking caused by dust sucked into the heat exchanger or prevent the sucked dust from being blown to a room, but because the installation position of the indoor unit is generally higher, the maintenance work of a user of the indoor unit is difficult to carry out, so that the filter screen cannot be cleaned for a long time, the filter screen is blocked, and the air inlet amount is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problem that the filter screen of the air conditioner can not be cleaned in time, which causes the reduction of the air intake.

In order to solve the problems, the utility model provides a filter screen device, an indoor unit and an air conditioner, which can automatically clean a filter screen and avoid the filter screen from being blocked.

In a first aspect, the present invention provides a filter screen device, which is applied to an indoor unit, and comprises an annular filter screen, a driving assembly, a mounting shaft and a cleaning assembly; the drive assembly with the installation axle sets up relatively, cyclic annular filter screen cover is located drive assembly with the installation axle, cyclic annular filter screen is used for setting up the air intake of indoor set, the clearance subassembly set up in on the rotation path of cyclic annular filter screen, drive assembly can drive cyclic annular filter screen is rotatory, so that the clearance subassembly clearance cyclic annular filter screen.

This application is through setting up the filter screen into cyclic annularly to set up drive assembly and installation axle relatively, thereby locate drive assembly and installation axle with cyclic annular filter screen cover and form the conveying structure, because the setting of clearance subassembly is on the rotation route of cyclic annular filter screen, clearance subassembly alright in order to realize the automatic clearance to cyclic annular filter screen when drive assembly drive cyclic annular filter screen rotates, thereby can avoid the filth stifled of cyclic annular filter screen. The filter screen is arranged in an annular shape, so that the normal use of the air conditioner is not influenced during cleaning.

In an optional embodiment, the driving assembly includes a motor and a driving shaft, the motor is in transmission connection with the driving shaft, the motor is used for driving the driving shaft to rotate, the driving shaft is arranged opposite to the installation shaft, and the annular filter screen is sleeved on the driving shaft and the installation shaft. The driving shaft is driven to rotate by the motor, so that the operation of the annular filter screen can be conveniently realized.

In an optional embodiment, the cleaning assembly includes a dust collecting box and a brush, the brush is disposed on the dust collecting box, the dust collecting box is correspondingly disposed on the driving shaft or the mounting shaft, the brush abuts against the annular filter screen, the brush is configured to clean the annular filter screen when the annular filter screen rotates, and the dust collecting box is configured to collect dust cleaned by the brush. The brush body is arranged in the dust collecting box, and the dust collecting box is correspondingly arranged on the mounting shaft or the driving shaft, so that the influence of the cleaning assembly on the air inlet volume of the annular filter screen can be avoided. Simultaneously, because installation axle and drive shaft are located to cyclic annular filter screen cover, when the cyclic annular filter screen of brush body clearance, drive shaft and installation axle can support and the tensioning to the filter screen to can let the clearance effect of the brush body better.

In an alternative embodiment, the number of the dust collecting boxes includes two, the two dust collecting boxes are respectively correspondingly arranged on the driving shaft and the mounting shaft, and the brush body is mounted on any one of the two dust collecting boxes. The two dust collecting boxes are arranged, and the brush body can be selectively installed in one of the two dust collecting boxes according to the rotation direction of the annular filter screen, so that the installation of the brush body is more convenient.

In an alternative embodiment, the annular filter screen comprises a windward section and a leeward section, and the windward section and the leeward section are connected end to form an annular shape. When the filter screen is arranged at the air inlet, the windward section is positioned at the outer side of the air inlet, and the leeward section is positioned at the inner side of the air inlet; when the windward section rotates towards the direction of the mounting shaft by the driving shaft, the brush body is arranged on the dust collecting box corresponding to the mounting shaft; when the windward section rotates towards the direction of the driving shaft from the mounting shaft, the brush body is arranged on the dust collecting box corresponding to the driving shaft.

This embodiment is through the direction of motion of the windward side of cyclic annular filter screen, set up the brush body in the dust-collecting box that corresponds with the installation axle when the windward section is rotated towards the direction of installation axle by the drive shaft, set up the brush body in the dust-collecting box that corresponds with the drive shaft when the windward section is rotated towards the direction of drive shaft by the installation axle, thereby can make it change over into the leeward section again after the dust clearance in the windward section of cyclic annular filter screen, thereby can avoid cyclic annular filter screen to bring people's leeward section with the dust in the rotation process, make the dust get into indoorly.

In an alternative embodiment, the brush body is detachably mounted to the dust box. The brush body is detachably arranged on the dust collecting box, so that the dust collecting box can be conveniently arranged and cleaned.

In an alternative embodiment, the screen apparatus further includes a housing, the drive assembly, the mounting shaft, and the cleaning assembly all being mounted to the housing. The driving assembly, the mounting shaft and the cleaning assembly are mounted on the shell, so that the filter screen device can be conveniently mounted.

In an alternative embodiment, the cleaning assembly includes a dust collecting box and a brush body, the brush body is disposed on the dust collecting box, and the dust collecting box and the brush body are both detachably mounted on the housing. The cleaning assembly and the dust collection box are arranged on the shell, so that the installation of the integrated box and the brush body is convenient.

In a second aspect, the present invention provides an indoor unit, including the filter screen device according to any one of the foregoing embodiments, wherein the annular filter screen is disposed at an air inlet of the indoor unit.

The application provides an indoor set is through setting up the filter screen into cyclic annularly to set up drive assembly and installation axle relatively, thereby locate drive assembly and installation axle formation conveying structure with cyclic annular filter screen cover, because the setting of clearance subassembly is on the rotation route of cyclic annular filter screen, clearance subassembly alright in order to realize the automatic clearance to cyclic annular filter screen when drive assembly drive cyclic annular filter screen rotates, thereby can avoid the filth stifled of cyclic annular filter screen.

In a third aspect, the present invention provides an air conditioner including the indoor unit according to the foregoing embodiment.

The application provides an air conditioner is through setting up the filter screen into cyclic annularly to set up drive assembly and installation axle relatively, thereby locate drive assembly and installation axle formation conveying structure with cyclic annular filter screen cover, because the setting of clearance subassembly is on the rotation route of cyclic annular filter screen, clearance subassembly alright in order to realize the automatic clearance to cyclic annular filter screen when drive assembly drive cyclic annular filter screen rotates, thereby can avoid the filth stifled of cyclic annular filter screen.

Drawings

Fig. 1 is a schematic structural diagram of an air conditioner according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a screen assembly according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a screen assembly according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of another perspective of a screen assembly according to an embodiment of the present invention.

Description of reference numerals: 100-a screen unit; 110-ring filter screen; 111-windward section; 113-leeward section; 130-a drive assembly; 131-a motor; 133-a drive shaft; 150-mounting the shaft; 170-cleaning the assembly; 171-a dust collecting box; 173-the brush body; 190-a housing; 300-an air conditioner; 310-indoor unit; 311-heat exchangers; 313-a fan.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Referring to fig. 1, an embodiment of the utility model provides an air conditioner 300, where the air conditioner 300 includes an indoor unit 310 and an outdoor unit, and the indoor unit 310 and the outdoor unit are connected through a pipe.

In the present embodiment, the indoor unit 310 is an air duct type indoor unit 310. The indoor unit 310 includes a heat exchanger 311, a fan 313, and a screen device 100. The heat exchanger 311 and the fan 313 are integrated in the interlayer of a building such as an indoor ceiling, the filter screen device 100 is installed at the air inlet of the indoor unit 310, and the filter screen device 100 can isolate dust at the air inlet. Meanwhile, the filter screen device 100 can also realize automatic cleaning of filter screen dust.

Of course, in other embodiments of the present application, the indoor unit 310 may be a wall-mounted or cabinet-type indoor unit 310, and the heat exchanger 311, the blower 313 and the filter screen device 100 are integrated in the casing.

Referring to fig. 2, 3 and 4, in the present embodiment, the filter screen device 100 includes an annular filter screen 110, a driving assembly 130, a mounting shaft 150 and a cleaning assembly 170. The driving assembly 130 and the mounting shaft 150 are disposed opposite to each other, and the annular filter 110 is sleeved on the driving assembly 130 and the mounting shaft 150, so as to expand the annular filter 110. The annular filter screen 110 is disposed at an air inlet of the indoor unit 310. The cleaning assembly 170 is disposed on a rotation path of the annular filter 110, and the driving assembly 130 can drive the annular filter 110 to rotate, so that the cleaning assembly 170 cleans the annular filter 110.

This application is through setting up the filter screen into the annular to set up drive assembly 130 and installation axle 150 relatively, thereby it forms conveying structure to locate drive assembly 130 and installation axle 150 with annular filter screen 110 cover, because clearance subassembly 170 sets up on the rotation path of annular filter screen 110, clearance subassembly 170 alright when drive assembly 130 drive annular filter screen 110 rotates with the realization to the automatic clearance of annular filter screen 110, thereby can avoid the dirty stifled of annular filter screen 110.

In this embodiment, the screen apparatus 100 further includes a housing 190, and the drive assembly 130, the mounting shaft 150, and the cleaning assembly 170 are all mounted to the housing 190. Mounting drive assembly 130, mounting shaft 150, and cleaning assembly 170 to housing 190 may facilitate mounting of filter screen apparatus 100, such that filter screen apparatus 100 is integrated onto housing 190 to facilitate mounting of filter screen apparatus 100.

Of course, in further embodiments of the present application, the drive assembly 130, the mounting shaft 150 and the cleaning assembly 170 may all be mounted on a building or structure.

Referring to fig. 2, 3 and 4, in the present embodiment, the driving assembly 130 includes a motor 131 and a driving shaft 133. The driving shaft 133 is rotatably mounted on the housing 190, the motor 131 is fixedly mounted on the housing 190, the motor 131 is in transmission connection with the driving shaft 133, and the motor 131 is used for driving the driving shaft 133 to rotate. The mounting shaft 150 is rotatably disposed in the housing 190, and the driving shaft 133 is disposed opposite to the mounting shaft 150. The annular filter 110 is sleeved on the driving shaft 133 and the mounting shaft 150, so that the annular filter 110 is expanded by the driving shaft 133 and the mounting shaft 150 to form a conveying device. The motor 131 drives the driving shaft 133 to rotate, so that the operation of the annular filter screen 110 can be conveniently realized.

In other embodiments of the present application, the motor 131 may also be in driving connection with the mounting shaft 150, or two motors 131 may be used to be in driving connection with the mounting shaft 150 and the driving shaft 133, respectively. The motor 131 may also be in transmission connection with the mounting shaft 150 and the driving shaft 133 through a transmission member such as a chain or a belt.

Referring to fig. 2, 3 and 4, in the present embodiment, the cleaning assembly 170 includes a dust collecting box 171 and a brush body 173, the brush body 173 is disposed on the dust collecting box 171, and the dust collecting box 171 is correspondingly disposed on the driving shaft 133 or the mounting shaft 150. The brush 173 abuts the annular filter 110, and the brush 173 is used to clean the annular filter 110 when the annular filter 110 rotates. The dust collecting case 171 is used to collect the dust cleaned by the brush body 173. The brush 173 is disposed in the dust collecting box 171, and the dust collecting box 171 is correspondingly disposed on the mounting shaft 150 or the driving shaft 133, so as to prevent the cleaning assembly 170 from affecting the intake of the annular filter 110. Meanwhile, since the annular filter screen 110 is sleeved on the mounting shaft 150 and the driving shaft 133, when the brush body 173 cleans the annular filter screen 110, the driving shaft 133 and the mounting shaft 150 can support and tension the filter screen, so that the cleaning effect of the brush body 173 can be better.

It should be noted that, the dust collecting box 171 is correspondingly disposed on the mounting shaft 150 or the driving shaft 133, which is understood that the dust collecting port of the dust collecting box 171 faces the mounting shaft 150 or the driving shaft 133, so that the brush 173 mounted on the dust collecting box 171 and the mounting shaft 150 or the driving shaft 133 can clamp the annular filter screen 110 therebetween, thereby preventing the annular filter screen 110 from being deformed due to the contact between the brush 173 and the annular filter screen 110, enabling the brush 173 to be completely contacted with the annular filter screen 110, and enabling the annular filter screen 110 to be cleaned more thoroughly.

In the present embodiment, the number of the dust collecting cases 171 includes two, the two dust collecting cases 171 are respectively provided to the driving shaft 133 and the mounting shaft 150, and the brush body 173 is mounted to any one of the two dust collecting cases 171. Two dust collecting cases 171 are provided, and the brush body 173 can be selectively installed in one of the two dust collecting cases 171 according to the rotation direction of the ring filter 110, thereby making the installation of the brush body 173 more convenient.

In other embodiments of the present application, the number of the brush bodies 173 may be two, and the two brush bodies 173 are respectively installed in the two dust boxes 171. Of course, the number of the dust collecting cases 171 may be one, and the dust collecting cases may be selectively mounted corresponding to the mounting shaft 150 or the driving shaft 133 according to the rotation direction of the annular filter 110.

Referring to fig. 2, 3 and 4, in the present embodiment, the annular filter screen 110 includes a windward section 111 and a leeward section 113. The windward section 111 and the leeward section 113 are connected end to form a ring. The windward section 111 is arranged at the outer side of the air inlet, and is located at the inner side of the air inlet relative to the leeward section. When the windward section 111 is rotated in the direction of the mounting shaft 150 by the driving shaft 133, the brush 173 is provided in the dust box 171 corresponding to the mounting shaft 150. When the windward section 111 is rotated in the direction of the drive shaft 133 by the mounting shaft 150, the brush 173 is provided in the dust box 171 corresponding to the drive shaft 133.

Because the wind passes through the windward section 111 first when passing through the air inlet and then passes through the leeward section 113, a large amount of dust in the wind is adsorbed on the windward section 111, the part of the annular filter screen 110 which is positioned on one side facing the wind can rotate to the leeward side, the filter screen needs to be cleaned when the windward side rotates to the wind inlet side, otherwise, the dust on the windward side can be blown to the indoor when the dust rotates to the leeward side. According to the movement direction of the windward side of the annular filter screen 110, the brush body 173 is arranged on the dust collecting box 171 corresponding to the mounting shaft 150 when the windward section 111 rotates from the driving shaft 133 to the mounting shaft 150, and the brush body 173 is arranged on the dust collecting box 171 corresponding to the driving shaft 133 when the windward section 111 rotates from the mounting shaft 150 to the driving shaft 133, so that the dust on the windward section 111 of the annular filter screen 110 can be cleaned and then rotated to the leeward side, and the dust can be prevented from being carried to the leeward side by the windward section 111 and entering the room when the annular filter screen 110 rotates.

Of course, in other embodiments of the present application, in the case that the number of the dust box 171 and the brush body 173 is one, when the windward section 111 is rotated in the direction of the mounting shaft 150 by the driving shaft 133, the integrated box and the brush body 173 is disposed at the dust box 171 corresponding to the mounting shaft 150. When the windward section 111 is rotated in the direction of the driving shaft 133 by the mounting shaft 150, the brush 173 and the integration box are provided in the dust box 171 corresponding to the driving shaft 133.

Referring to fig. 2, 3 and 4, in the present embodiment, the brush body 173 is detachably mounted to the dust box 171. The brush body 173 is detachably mounted to the dust box 171, so that the dust box 171 can be mounted and the dust box 171 can be easily cleaned.

Specifically, the brush body 173 may be detachably mounted to the dust collection container by means of a snap, a screw, or the like. Of course, in other embodiments of the present application, the dust collection case 171 and the brush body 173 may be detachably mounted on the housing 190.

The working principle and the beneficial effects of the filter screen device 100, the indoor unit 310 and the air conditioner 300 provided by the embodiment of the utility model comprise that:

this application is through setting up the filter screen into the annular to set up drive assembly 130 and installation axle 150 relatively, thereby it forms conveying structure to locate drive assembly 130 and installation axle 150 with annular filter screen 110 cover, because clearance subassembly 170 sets up on the rotation path of annular filter screen 110, clearance subassembly 170 alright when drive assembly 130 drive annular filter screen 110 rotates with the realization to the automatic clearance of annular filter screen 110, thereby can avoid the dirty stifled of annular filter screen 110.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected by one skilled in the art without departing from the spirit and scope of the utility model, as defined in the appended claims.

Claims (10)

1. A filter screen device is applied to an indoor unit (310), and is characterized by comprising an annular filter screen (110), a driving assembly (130), a mounting shaft (150) and a cleaning assembly (170);

drive assembly (130) with installation axle (150) sets up relatively, cyclic annular filter screen (110) cover is located drive assembly (130) with installation axle (150), cyclic annular filter screen (110) are used for setting up the air intake of indoor set (310), clearance subassembly (170) set up in on the rotation path of cyclic annular filter screen (110), drive assembly (130) can drive cyclic annular filter screen (110) are rotatory, so that clearance subassembly (170) clearance cyclic annular filter screen (110).

2. The filter screen device according to claim 1, wherein the driving assembly (130) includes a motor (131) and a driving shaft (133), the motor (131) is in transmission connection with the driving shaft (133), the motor (131) is used for driving the driving shaft (133) to rotate, the driving shaft (133) is disposed opposite to the mounting shaft (150), and the annular filter screen (110) is sleeved on the driving shaft (133) and the mounting shaft (150).

3. The filter screen device according to claim 2, wherein the cleaning assembly (170) comprises a dust collecting box (171) and a brush body (173), the brush body (173) is disposed on the dust collecting box (171), the dust collecting box (171) is correspondingly disposed on the driving shaft (133) or the mounting shaft (150), the brush body (173) abuts against the annular filter screen (110), the brush body (173) is used for cleaning the annular filter screen (110) when the annular filter screen (110) rotates, and the dust collecting box (171) is used for collecting dust cleaned by the brush body (173).

4. The screen apparatus of claim 3, wherein the number of the dust boxes (171) comprises two, the two dust boxes (171) are respectively disposed on the driving shaft (133) and the mounting shaft (150) correspondingly, and the brush body (173) is mounted on any one of the two dust boxes (171).

5. The filter screen device according to claim 3, wherein the annular filter screen (110) comprises a windward section (111) and a leeward section (113), the windward section (111) and the leeward section (113) are connected end to form an annular shape, the windward section (111) is configured to be installed at an outer side of the air inlet, and the leeward section (113) is configured to be arranged at an inner side of the air inlet;

when the windward section (111) rotates towards the direction of the mounting shaft (150) by the driving shaft (133), the brush body (173) is arranged on a dust collection box (171) corresponding to the mounting shaft (150);

when the windward section (111) is rotated in the direction of the drive shaft (133) by the mounting shaft (150), the brush body (173) is provided in a dust collecting box (171) corresponding to the drive shaft (133).

6. The screen apparatus of claim 3, wherein the brush body (173) is removably mounted to the dust collection box (171).

7. The screen apparatus of claim 1, wherein the screen apparatus (100) further comprises a housing (190), the drive assembly (130), the mounting shaft (150), and the cleaning assembly (170) each being mounted to the housing (190).

8. The screen apparatus of claim 7, wherein the cleaning assembly (170) includes a dust collection box (171) and a brush body (173), the brush body (173) is disposed on the dust collection box (171), and both the dust collection box (171) and the brush body (173) are detachably mounted to the housing (190).

9. Indoor unit, characterized in that it comprises a filtering screen assembly (100) according to any one of claims 1 to 8, the annular filtering screen (110) being arranged at the air inlet of the indoor unit (310).

10. An air conditioner characterized by comprising the indoor unit (310) of claim 9.

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