CN210292084U - Fan assembly and air conditioner - Google Patents

Abstract

The utility model provides a fan subassembly and air conditioner, the fan subassembly includes the mounting panel, the mounting panel be suitable for with air conditioner body fixed connection, the fan is all installed to both sides around the mounting panel. The utility model has the advantages that: the air conditioner body is fixedly connected with the air conditioner through the mounting plate, so that the plurality of fans are mounted in the air conditioner, and when the air conditioner operates, the plurality of fans suck air from the air inlet of the air conditioner, so that the air inlet volume of the air conditioner is increased, the heat exchange effect of the heat exchanger of the air conditioner is improved, and the heating and refrigerating effects of the air conditioner are better.

Description

Fan assembly and air conditioner

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to a fan subassembly and air conditioner.

Background

In the related technology, when the air conditioner is in operation, airflow is guided in from an air inlet at one side of the air conditioner through a fan, and the airflow is guided out from an air outlet of the air conditioner after exchanging heat with a heat exchanger of the air conditioner so as to perform heating or cooling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a problem how to improve the intake of air conditioner.

In order to solve the problem, the utility model provides a fan assembly, which comprises a mounting panel, the mounting panel be suitable for with air conditioner body fixed connection, the fan is all installed to both sides around the mounting panel.

In this technical scheme, through the air conditioner body fixed connection of mounting panel and air conditioner to the messenger installs a plurality of fans in the air conditioner, when the air conditioner operation, induced drafts from the air intake of air conditioner through a plurality of fans, with this air intake that improves the air conditioner, improves the heat transfer effect of the heat exchanger of air conditioner, thereby makes the heating refrigeration effect of air conditioner better.

Optionally, a first fastener is arranged on the mounting plate, and the mounting plate is fixedly connected with the air conditioner body through the first fastener.

In the technical scheme, the first fastener is arranged on the mounting plate to be matched and fixedly mounted with the air conditioner body, so that the stability of the fan when the fan is mounted on the air conditioner body is improved,

optionally, the first fastener comprises a lug and a first screw hole, the first screw hole being located on the lug, the lug being located at the left and/or right side edge of the mounting plate.

In this technical scheme, through the setting of lug, can make the mounting panel after the installation is fixed, the left side board and the right side board of air conditioner body can carry out certain support to the lug, and then carry out better support to the mounting panel to this for the installation of fan is more firm.

Optionally, the first fastener is a clamping piece, and the mounting plate is suitable for being clamped with the air conditioner body through the clamping piece.

In this technical scheme, the mounting panel pass through the joint spare with air conditioner body joint to this makes things convenient for the mounting panel to dismantle, when the fan was installed on the mounting panel, can wholly dismantle fan and mounting panel, with this convenient maintenance.

Optionally, both sides all are provided with the supporting piece around the mounting panel, the supporting piece is suitable for the bearing the fan.

In this technical scheme, the bearing can be supported to the bottom of fan to this wholly supports the fan and rocks in order to prevent that the fan when the operation, makes the operation of fan more stable with this, and to a certain extent, can reduce the noise of fan when the operation.

Optionally, the supporting part comprises a supporting part and a limiting part, two ends of the supporting part are respectively connected with the mounting plate and the limiting part, and a limiting groove is formed among the limiting part, the mounting plate and the supporting part.

In this technical scheme, support the bearing through the supporting part promptly the spacing groove tank bottom to the bottom of fan on the one hand, on the other hand, through the face of spacing portion and mounting panel, two inslot lateral walls of spacing groove promptly carry on spacingly to the fan, prevent that the fan from rocking around when moving to promote the stability of air conditioner when moving.

Optionally, a clamping groove is formed in the fan, and the clamping groove is clamped with the bearing piece.

In the technical scheme, the clamping groove is clamped with the bearing piece, so that the stability of installation and operation of the fan can be further improved, and the fan is prevented from shaking left and right during operation.

Optionally, a second fastener is arranged on the surface of the mounting plate, and the fan is suitable for being fixedly connected with the mounting plate through the second fastener.

In this technical scheme, through second fastener with fan and mounting panel fixed connection to make the connection more firm.

Optionally, the second fastener comprises a plurality of second screw holes, and the fans located at the front side and the rear side of the mounting plate are suitable for being fixedly connected through part of the second screw holes respectively.

In the technical scheme, when the fans on the front side and the rear side of the mounting plate are mounted, the fans on the front side and the rear side can be mounted and fixed through part of the second screw holes in the second fasteners respectively, so that the two fans are symmetrically mounted on the two sides of the mounting plate, on one hand, the mounting is simple, and on the other hand, after the fans are fixedly mounted, the air conditioner can be more stable in operation.

Optionally, a through hole is formed in the second fastening member, and the plurality of second screw holes are arranged around the outer circumference of the through hole.

In this technical scheme, the through-hole has been seted up on the second fastener, and a plurality of second screw holes that correspond center on the through-hole setting can play the reinforcing effect to the second fastener through setting up the through-hole, and when the fan of front and back both sides passes through second screw hole installation fixed, through setting up the second screw hole around the through-hole, behind the installation fixed fan, can prevent that the second fastener from deforming, and then improve the stability when the air conditioner moves, can prevent to move in-process second fastener and produce the vibration, lead to producing great noise.

Optionally, a reinforcing structure is provided on the mounting plate around the second fastener.

In this technical scheme, through additional strengthening, can improve the structural strength of mounting panel to a certain extent to when the fan induced air, prevent that the mounting panel from vibrating and producing the noise.

Optionally, the reinforcing structure is a semi-annular through hole disposed around the second fastener.

Among this technical scheme, strengthen the mounting panel through the semi-annular through-hole to this, after the fan is fixed in the installation, can prevent the mounting panel deformation, and when the fan induced draft, prevent the mounting panel vibration, and then prevent to produce the noise.

An air conditioner comprises the fan assembly.

Air conditioner and foretell fan subassembly be the same for the beneficial effect among the prior art, not giving unnecessary details here.

Optionally, the air conditioner includes an air conditioner body, the air conditioner body includes a front panel and a back panel, the front panel and the back panel are respectively provided with a front air inlet and a back air inlet, the front side and the back side of the mounting panel are respectively and fixedly connected with a front fan and a back fan, the front fan is suitable for sucking air flow from the front air inlet, and the back fan is suitable for sucking air flow from the back air inlet.

In the technical scheme, the air inlets are additionally arranged, and the air is sucked by matching with the fans, so that the air inlet volume is increased better, the heat exchange effect of the heat exchanger of the air conditioner is better, and the heating and refrigerating effects of the air conditioner are better.

Optionally, a heat exchanger of the air conditioner is arranged obliquely to a horizontal plane, and a projection of the heat exchanger in a vertical direction covers air outlets of the front fan and the rear fan.

In this technical scheme, the heat exchanger and the horizontal plane slope of air conditioner, its projection in vertical direction covers the air outlet of preceding fan and back fan to this, the air-out of preceding fan and back fan department directly passes the heat exchanger and carries out the heat transfer, makes the heat transfer effect of heat exchanger better, and then the heating refrigeration effect of air conditioner is better.

Drawings

Fig. 1 is an exploded schematic view of a fan assembly according to the present invention;

FIG. 2 is an enlarged view of M in FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at point N;

fig. 4 is a schematic structural diagram of an air conditioner according to the present invention;

fig. 5 is an exploded view of the air conditioner according to the present invention;

fig. 6 is a side view of the air conditioner of the present invention in a state that the back plate is opened.

Description of reference numerals:

1-air conditioner body; 101-a front panel; 1011-front air inlet; 102-a back panel; 1021-rear air inlet; 103-air conditioner air outlet; 104-left side plate; 105-right side plate; 2-mounting a plate; 201-a reinforcing structure; 3, a fan; 301-a drive motor; 302-an impeller; 303-a volute; 3031-card slot; 311-front fan; 321-a rear fan; 4-a first fastener; 401-lugs; 402-a first screw hole; 5-a support member; 501-a support part; 502-a limiting part; 503-a limit groove; 6-a second fastener; 601-a second screw hole; 602-a via hole; 7-a heat exchanger; 9-air outlet.

Detailed Description

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

The following detailed description refers to an orientation: references in the embodiments to "front", "rear", "upper", "lower", "left", "right", etc., indicate directions or positional relationships that are shown in the drawings, and these directions are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device 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.

Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein.

Referring to fig. 1-6, the utility model provides a fan assembly, including mounting panel 2, mounting panel 2 be suitable for with air conditioner body 1 fixed connection, fan 3 is all installed to mounting panel 2 both sides.

In the related art, the air intake of the air conditioner usually adopts a single fan to guide the transmission of air flow, and under the condition, the requirement of air intake can not be met only by adjusting the air speed of the fan, so that the heating and cooling of the air conditioner can not obtain better effect.

In the present invention, referring to fig. 1-3, a fan assembly is provided, which comprises a mounting plate 2, a fan 3 is fixedly mounted on both sides of the front and back of the mounting plate 2, specifically, the fan 3 is mounted on both sides of the front and back of the mounting plate 2, and meanwhile, in this embodiment, the fan 3 is a centrifugal fan, which comprises a driving motor 301, an impeller 302 and a volute 303, wherein the driving motor 301 is fixedly connected with the mounting plate 2, so as to mount and fix the fan 3, when the fan assembly of the present invention is applied to an air conditioner, the mounting plate 2 is fixedly connected with an air conditioner body 1 of the air conditioner, so as to mount a plurality of fans 3 in the air conditioner, and when the air conditioner is operated, the air is sucked from an air inlet of the air conditioner by the plurality of fans 3, so as to improve an air intake of the air conditioner, and improve a heat exchange effect of a heat exchanger of the air conditioner, thereby the heating and cooling effect of the air conditioner is better.

The utility model discloses an optional embodiment, be provided with first fastener 4 on the mounting panel 2, mounting panel 2 passes through first fastener 4 with air conditioner body 1 fixed connection, in this embodiment, set up first fastener 4 on mounting panel 2 in order to cooperate fixed mounting with air conditioner body 1, stability when promoting fan 3 and installing on air conditioner body 1 prevents the production of vibration and leads to the noise, wherein, first fastener 4 can be fixed connection structure such as screw hole, joint spare to it is more convenient to make fixed connection stabilize or dismantle.

Optionally, the first fastening member 4 includes a lug 401 and a first screw hole 402, the first screw hole 402 is located on the lug 401, the lug 401 is located at the left and/or right edge of the mounting plate 2, in this embodiment, the first fastening member 4 includes a lug 401, and a first screw hole 402 is provided on the lug 401, so as to fasten the air conditioner body 1 and the mounting plate 2 by a screw when the mounting plate 2 and the air conditioner body 1 are fixedly connected, so that the connection is more stable, wherein the lug 401 is located at the left and/or right edge of the mounting plate 2, in this embodiment, referring to fig. 1 and 5, a plurality of the lugs 401 are provided at both the left and right edge of the mounting plate 2, in an air conditioner, the air conditioner body 1 generally includes a left side plate 104 and a right side plate 105 at the left and right sides, and accordingly, in this embodiment, all be provided with lug 401 on the left side and the right side of mounting panel 2, when mounting panel 2 and air conditioner body 1 install fixedly, can be accurate through lug 401 on the alignment air conditioner body 1 with first screw hole 402 complex screw structure or the position of screw structure, so that the installation more convenient, and, through lug 401's setting, can make mounting panel 2 after the installation is fixed, left side board 104 and right side board 105 of air conditioner body 1 can carry out certain support to lug 401, and then carry out better support to mounting panel 2, with this, make the installation of fan 3 more firm.

The utility model discloses an optional embodiment first fastener 4 is the joint spare, mounting panel 2 is suitable for to pass through the joint spare with 1 joint of air conditioner body, wherein the joint spare can be trip or fixture block structure, and it specifically can set up a plurality ofly to be located the left side and the right side edge of mounting panel 2, corresponding, on 1 body of air conditioner, can set up card hole or draw-in groove in relevant position, so that can cooperate the joint, make things convenient for mounting panel 2 to dismantle with this, when fan 3 installs on mounting panel 2, can wholly dismantle fan 3 and mounting panel 2, with this very big improvement the installation dismantlement efficiency, convenient maintenance.

The utility model discloses an optional embodiment, both sides all are provided with bearing 5 around mounting panel 2, bearing 5 is suitable for the bearing fan 3, refer to fig. 1, and in this embodiment, bearing 5 is a plurality of, and the symmetry sets up in mounting panel 2 front and back both sides bottom, and when fan 3 fixed mounting was on mounting panel 2, bearing 5 can support the bearing to fan 3's bottom, and is concrete, and when fan 3 was centrifugal fan, bearing 5's upper surface and fan 3's spiral case 301 lower part butt supported to this supports fan 3 wholly in order to prevent rocking of fan 3 when the operation, and so that fan 3's operation is more stable, and to a certain extent, can reduce the noise of fan 3 when the operation.

Optionally, the supporting member 5 includes a supporting portion 501 and a limiting portion 502, two ends of the supporting portion 501 are respectively connected to the mounting plate 2 and the limiting portion 502, a limiting groove 503 is formed between the limiting portion 502, the mounting plate 2, and the supporting portion 501, as shown in fig. 1 and 2, in this embodiment, the supporting member 5 includes a supporting portion 501, and supports the fan 3 through the supporting portion 501, two ends of the supporting portion 501 are connected to the mounting plate 2 and the limiting portion 502, wherein a limiting groove 503 is defined between the limiting portion 502, the mounting plate 2, and the supporting portion 501, and when the fan 3 is mounted on the mounting plate 2, a lower portion of the fan 3 is located in the limiting groove 503, on one hand, the bottom of the fan 3 is supported and supported through the supporting portion 501, i.e., the bottom of the limiting groove 503, and on the other hand, the fan 3 is limited through two inner side walls of the limiting groove 503 and, prevent that fan 3 from rocking from beginning to end when the operation to promote the stability of air conditioner operation.

In an optional embodiment of the present invention, a clamping groove 3031 is disposed on the fan 3, the clamping groove 3031 is clamped with the support member 5, as shown in fig. 1 and 3, a clamping groove 3031 is disposed on the fan 3, the clamping groove 3031 is specifically located at the lower portion of the volute 303 of the fan 3, the position and the number correspond to the position and the number of the support member 5, when the fan 3 is installed and fixed, the support member 5 is clamped with the clamping groove 3031, optionally, the support portion 501 of the support member 5 is located in the clamping groove 3031 to form a clamping connection, in the above embodiment, when the fan 3 is installed on the installation plate 2, the support member 5 supports and supports the whole fan 3 to prevent the fan 3 from vibrating up and down, and the limit portion 502 and the limit groove 503 are formed to limit the fan 3, so as to prevent the fan 3 from shaking back and forth, so that the operation of the fan 3 is more stable, in this embodiment, the clamping groove 3031 is clamped with the support 5, so that the stability of installation and operation of the fan 3 can be further improved, and the fan 3 is prevented from shaking left and right during operation.

The utility model discloses an in an optional embodiment, mounting panel 2 surface is provided with second fastener 6, fan 3 is suitable for to pass through second fastener 6 with mounting panel 2 fixed connection, wherein, second fastener 6 can be fixed connection structure such as screw hole, joint spare to make fixed connection more firm or dismantle more convenient, in this embodiment, second fastener 6 includes a plurality of second screw holes 601, and is corresponding, is provided with a plurality of stabilizer blades on fan 3's driving motor 301, be provided with on the stabilizer blade with second screw hole 601 corresponds the complex screw hole, with this through the bolt with fan 3 and mounting panel 2 carry out fixed mounting, make fan 3's installation fixed more firm.

Wherein, the second fastening member 6 includes a plurality of second screw holes 601, the fans 3 located at the front side and the rear side of the mounting plate 2 are suitable for being fixedly connected through a portion of the second screw holes 601, referring to fig. 1, the second fastening member 6 is a plurality of second screw holes 601 and dispersedly disposed in the middle of the mounting plate 2, when the fans 3 at the front and rear sides of the mounting plate 2 are mounted, the fans 3 at the front and rear sides can be respectively mounted and fixed through a portion of the second screw holes 601 in the second fastening member 6, for example, in this embodiment, the second fastening member 6 includes four second screw holes 601, correspondingly, the driving motors 301 of the fans 3 at the front and rear sides respectively include four legs and four screw holes corresponding to the second screw holes 601, when mounting, any two of them can be taken to be matched and fixed, so as to symmetrically mount the two fans 3 on two sides of the mounting plate 2, on the one hand, the installation is comparatively simple, and on the other hand, behind fan 3 fixed mounting, also more stable when can making the air conditioner operation.

Optionally, a through hole 602 is formed in the second fastening member 6, and a plurality of second screw holes 601 are disposed around an outer circumference of the through hole 602, as shown in fig. 1, in this embodiment, a circular through hole 602 is formed in a middle portion of the second fastening member 6, and a plurality of corresponding second screw holes 601 are disposed around the through hole 602, and by disposing the through hole 602, the second fastening member 6 can be reinforced, and when the fans 3 on the front and rear sides are installed and fixed through the second screw holes 601, the second screw holes 601 are disposed around the through hole 602, and optionally, the second screw holes 601 are disposed dispersedly around the circumference, and after the fans 3 are installed and fixed, the second fastening member 6 can be prevented from being deformed, so that the stability of the air conditioner during operation can be improved, and the second fastening member 6 can be prevented from vibrating and generating a large noise during.

Optionally, the mounting plate 2 is provided with a reinforcing structure 201 around the second fastening member 6, and by providing the reinforcing structure 201, the structural strength of the mounting plate 2 can be improved to some extent, and when the fan 3 sucks air, the mounting plate 2 is prevented from vibrating and generating noise.

In an embodiment, referring to fig. 1, the reinforcing structure 201 is a semi-annular through hole disposed around the second fastening member 6, so that after the fan 3 is mounted and fixed, the mounting plate 2 can be prevented from being deformed, the structural strength of the mounting plate 2 can be improved to some extent, and when the fan 3 sucks air, the mounting plate 2 is prevented from vibrating, and thus noise is prevented from being generated.

The utility model also provides an air conditioner, including foretell fan subassembly, the utility model discloses an air conditioner passes through mounting panel 2 and 1 fixed connection of air conditioner body of air conditioner to the messenger installs a plurality of fans 3 in the air conditioner, when the air conditioner moves, induced drafts from the air intake of air conditioner through a plurality of fans 3, with this air intake that improves the air conditioner, improves the heat transfer effect of the heat exchanger of air conditioner, thereby makes the refrigeration effect that heats of air conditioner better.

In an optional embodiment of the present invention, the air conditioner includes an air conditioner body 1, the air conditioner body 1 includes a front panel 101 and a back panel 102, a front air inlet 1011 and a back air inlet 1021 are respectively disposed on the front panel 101 and the back panel 102, a front fan 311 and a back fan 321 are respectively fixedly connected to front and back sides of the mounting plate 2, the front fan 311 is suitable for being driven by the front air inlet 1011 to suck air flow, and the back fan 1012 is suitable for being driven by the back air inlet 1021 to suck air flow.

In the above embodiment, air is sucked by the plurality of fans 3 to increase the air intake, but in a normal condition, the opening size of the air inlet of the air conditioner is relatively fixed, and when air is sucked by the plurality of fans 3, the air intake often has a common effect, in this embodiment, as shown in fig. 4 to 6, in this embodiment, the front panel 101 and the rear panel 102 of the air conditioner body 1 are both provided with air inlets, i.e. a front air inlet 1011 and a rear air inlet 1021, the corresponding front fan 311 is located on the front side of the mounting panel 2 to suck air from the front air inlet 1011 and guide the air into the heat exchanger 7 of the air conditioner after being blown out through the air outlet 9 of the front fan 311, and the rear fan 321 is located on the rear side of the mounting panel 2 to suck air from the rear air inlet 1021 and guide the air into the heat exchanger 7 of the air conditioner after being blown out through the air outlet 9 of the rear fan 321, so as, and cooperate a plurality of fans 3 to induced draft to increase the intake better, thereby make the heat exchanger 7 heat exchange effect of air conditioner better, the heating refrigeration effect of air conditioner is better.

In an alternative embodiment of the present invention, the heat exchanger 7 of the air conditioner is disposed obliquely to the horizontal plane, the projection of the heat exchanger 7 in the vertical direction covers the front fan 311 and the air outlet 9 of the rear fan 321, in the present invention, the front fan 311 and the rear fan 321 are installed on the front and rear sides of the mounting plate 2, so that the fan 3 is integrally installed inside the air conditioner body 1, when the fan 3 is a centrifugal fan, the rotation axis direction of the driving motor 301 is parallel to the horizontal plane after the fan 3 is installed, so that each air inlet of the fan 3 is directly opposite to each air inlet of the air conditioner body 1, so as to better suck air from the air inlet of the air conditioner, at this time, the air outlet 9 of each fan 3 is disposed vertically upward, in this case, the heat exchanger 7 using the normal vertical arrangement may not achieve a good heat exchange effect, based on this, in this embodiment, the heat exchanger 7 of the air conditioner is inclined with respect to the horizontal plane, and the projection of the heat exchanger in the vertical direction covers the air outlet 9 of the front fan 311 and the rear fan 321, so that the air outlet from the front fan 311 and the rear fan 321 directly passes through the heat exchanger 7 for heat exchange, and thus the heat exchange effect of the heat exchanger is better, and the heating and cooling effects of the air conditioner are better.

Optionally, the specific inclination manner of the heat exchanger 7 is that the lower end of the heat exchanger 7 is close to the air conditioner air outlet 103 of the air conditioner body 1, and the higher end of the heat exchanger 7 is far away from the air conditioner air outlet 103, so that the air outlet from the front fan 311 and the rear fan 321 can penetrate through the heat exchanger 7 and then penetrate out from the air conditioner air outlet 103, so that the heat exchange effect is better, meanwhile, the part of the heat exchanger 7 is closer to the air outlet 9 of the front fan 311, during actual use, the air outlet of the front fan 311 from the front air inlet 1011 is similar to the air inlet of the existing air conditioner, so as to ensure the stability of the air inlet of the front fan 311 and the heat exchange of the air flow, and if the air conditioner only starts the front fan 311, the better heat exchange effect can also be ensured.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims (15)

1. The utility model provides a fan subassembly, its characterized in that includes mounting panel (2), mounting panel (2) be suitable for with air conditioner body (1) fixed connection, fan (3) are all installed to both sides around mounting panel (2).

2. The fan assembly according to claim 1, wherein a first fastening member (4) is disposed on the mounting plate (2), and the mounting plate (2) is fixedly connected with the air conditioner body (1) through the first fastening member (4).

3. The fan assembly according to claim 2, characterized in that the first fastening member (4) comprises a lug (401) and a first screw hole (402), the first screw hole (402) being located on the lug (401), the lug (401) being located at the left and/or right side edge of the mounting plate (2).

4. The fan assembly according to claim 2, wherein the first fastening member (4) is a clamping member, and the mounting plate (2) is adapted to be clamped with the air conditioner body (1) through the clamping member.

5. The fan assembly according to any of the claims 1-4, characterized in that the mounting plate (2) is provided with bearings (5) on both the front and rear sides, the bearings (5) being adapted to support the fan (3).

6. The fan assembly according to claim 5, wherein the support member (5) comprises a support portion (501) and a limiting portion (502), two ends of the support portion (501) are respectively connected with the mounting plate (2) and the limiting portion (502), and a limiting groove (503) is formed among the limiting portion (502), the mounting plate (2) and the support portion (501).

7. The fan assembly according to claim 5, wherein a clamping groove (3031) is arranged on the fan (3), and the clamping groove (3031) is clamped with the support member (5).

8. The fan assembly according to any of the claims 1-4, characterized in that the surface of the mounting plate (2) is provided with a second fastening member (6), and the fan (3) is adapted to be fixedly connected with the mounting plate (2) through the second fastening member (6).

9. The fan assembly according to claim 8, characterized in that the second fastening member (6) comprises a plurality of second screw holes (601), and the fan (3) at the front and rear sides of the mounting plate (2) is adapted to be fixedly connected through a portion of the second screw holes (601) respectively.

10. The fan assembly according to claim 9, wherein the second fastening member (6) has a through hole (602) formed therein, and the plurality of second screw holes (601) are disposed around an outer circumference of the through hole (602).

11. The fan assembly according to claim 8, characterized in that a reinforcing structure (201) is provided on the mounting plate (2) around the second fastening member (6).

12. The fan assembly according to claim 11, characterized in that the reinforcement structure (201) is a semi-annular through hole provided around the second fastening member (6).

13. An air conditioner characterised by comprising a fan assembly as claimed in any one of claims 1 to 12.

14. The air conditioner as claimed in claim 13, wherein the air conditioner comprises an air conditioner body (1), the air conditioner body (1) comprises a front panel (101) and a back panel (102), the front panel (101) and the back panel (102) are respectively provided with a front air inlet (1011) and a back air inlet (1021), the front side and the back side of the mounting plate (2) are respectively fixedly connected with a front fan (311) and a back fan (321), the front fan (311) is suitable for sucking air flow from the front air inlet (1011), and the back fan (321) is suitable for sucking air flow from the back air inlet (1021).

15. The air conditioner according to claim 14, wherein the heat exchanger (7) of the air conditioner is arranged obliquely to the horizontal plane, and the projection of the heat exchanger (7) in the vertical direction covers the air outlets (9) of the front fan (311) and the rear fan (321).

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