CN218495105U - Hanging indoor unit - Google Patents

Abstract

The utility model discloses a suspension type indoor unit, include: the shell comprises an upper cover plate, a bottom plate, a support plate and two side plates, wherein the upper cover plate is provided with a reinforcing part, two end parts of the support plate are provided with first clamping grooves, the side plates are provided with first clamping tongues which extend upwards, the support plate is fixed on the reinforcing part, the first clamping tongues are clamped in the corresponding first clamping grooves, and the bottom plate is arranged on the support plate; the fan includes motor, impeller, spiral case and motor support, and the motor support includes mounted frame and mount, and the both sides portion of mount is provided with connecting hole and fixed orifices respectively, and the bottom both sides of mounted frame are provided with couple and double-screw bolt respectively, and the top of mounted frame is provided with the connection stabilizer blade, and the couple catches on the connecting hole that corresponds, and the double-screw bolt passes fixed orifices and threaded connection has fastening nut, and the both ends clamp of motor is between mounted frame and mount. The upper cover plate is used as an installation foundation to be inversely installed, so that the use amount of screws is reduced, and the assembling efficiency and the assembling quality are improved.

Description

Hanging indoor unit

Technical Field

The utility model relates to an air conditioner especially relates to a suspension type indoor set.

Background

Air conditioners are household appliances commonly used in daily life of people, and are classified into wall-mounted air conditioners and cabinet air conditioners. Among them, the air conditioner generally includes an indoor unit installed at an indoor side and an outdoor unit installed at an outdoor side.

The indoor units in the prior art are installed in different ways, and are classified into vertical indoor units, wall-mounted indoor units and ceiling-mounted indoor units. Wherein, suspension type indoor set is less because of its occupation indoor effective space, by extensive using widely. An indoor unit of an air conditioner in the conventional art generally includes a casing, and a fan, a heat exchanger, a water pan, and other components disposed in the casing. In the assembling process, the water receiving tray, the fan and the evaporator are fixedly arranged on the bottom plate of the shell firstly, and then the upper cover plate is assembled to form the complete shell. For the suspension installation of the indoor unit, the upper cover plate is used as a main bearing part, so that the connection and assembly of the components inside the casing can be firmly achieved by more screws, and during installation of a plurality of screws, the screws are screwed one by adjusting the hole positions by an operator, so that the assembly efficiency is low. In view of this, how to design more than one kind and invert the technique of installing in order to reduce the screw use amount and improve packaging efficiency as the installation basis is the technical problem that the utility model aims to solve.

Disclosure of Invention

To the problem pointed out in the background art, the utility model provides a suspension type indoor set through invering the installation with the upper cover plate as the installation basis to reduce the screw use amount and improve packaging efficiency and equipment quality.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

in some embodiments of the present application, a hanging indoor unit is provided, including:

the supporting plate is fixed on the reinforcing part, the first clamping tongues are clamped in the corresponding first clamping grooves, and the bottom plate is arranged on the supporting plate;

a heat exchanger;

the fan comprises a motor, an impeller, a volute and a motor support, the motor support comprises a suspension bracket and a fixed frame, connecting holes and fixing holes are respectively formed in two sides of the fixed frame, hooks and studs are respectively arranged on two sides of the bottom of the suspension bracket, connecting support legs are arranged on the top of the suspension bracket, the hooks hook the corresponding connecting holes, the studs penetrate through the fixing holes and are in threaded connection with fastening nuts, two end portions of the motor are clamped between the suspension bracket and the fixed frame, the impeller is in driving connection with the motor, and the impeller is arranged in the volute;

the connection supporting legs are arranged on the reinforcing portion, the suspension bracket is arranged on one side of the supporting plate, and the heat exchanger is arranged on the other side of the supporting plate.

Compared with the prior art, the utility model discloses an advantage is with positive effect: through the rib that sets up the indent on the upper cover plate, can satisfy above apron invert as the installation basis and install the requirement on structural strength, and the first block tongue that sets up on the curb plate extends upwards, then adopt the mode of cartridge downwards to make first block tongue card realize the prepositioning in first draw-in groove when the installation, rethread suitable amount of fix with screw alright the equipment of accomplishing the shell, likewise, the connection stabilizer blade that the top of mounted frame set up can be fixed on the rib on the upper cover plate in order to satisfy the requirement of bearing motor installation, and adopt couple cooperation double-screw bolt connected mode, reduce the screw quantity that fixed motor used, through invert the installation as the installation basis with the upper cover plate, in order to reduce screw use amount and improve packaging efficiency and equipment quality.

Drawings

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

FIG. 2 is a schematic view of the upper cover plate of FIG. 1 with a portion removed;

fig. 3 is a cross-sectional view of an embodiment of the indoor unit of an air conditioner of the present invention;

FIG. 4 is an exploded view of the enclosure of FIG. 1;

FIG. 5 is a partially enlarged view of the area A in FIG. 4;

FIG. 6 is an enlarged partial view of the area B in FIG. 4;

FIG. 7 is a partial schematic structural view of the lower front plate of FIG. 1;

FIG. 8 is a partial schematic structural view of the lower back plate of FIG. 1;

FIG. 9 is a schematic structural view of the support plate of FIG. 1;

FIG. 10 is a schematic structural view of the upper insulation layer of FIG. 1;

FIG. 11 is a schematic diagram of the heat exchanger of FIG. 1;

FIG. 12 is a schematic view of the water tray of FIG. 1;

FIG. 13 is a second schematic view of the water tray shown in FIG. 1;

FIG. 14 is a schematic view of the blower and the support plate of FIG. 1;

FIG. 15 is a second schematic view illustrating an assembly of the blower and the supporting plate of FIG. 1;

FIG. 16 is a schematic view of the volute of FIG. 1;

FIG. 17 is a schematic structural view of the first housing of FIG. 16;

FIG. 18 is a schematic structural view of the second housing of FIG. 16;

FIG. 19 is an assembled view of the motor and motor bracket of FIG. 1;

FIG. 20 is an exploded view of the motor and motor mount of FIG. 1;

FIG. 21 is a schematic structural view of the fixing frame of FIG. 20;

FIG. 22 is a schematic view of the structure of the mounting plate of FIG. 1;

FIG. 23 is a schematic view of the lid of FIG. 1;

fig. 24 is a partial structural schematic view of the air conditioning indoor unit in an assembled state.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. 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 application.

As shown in fig. 1-24, an embodiment of the present invention provides an indoor unit, which includes a housing 1, a heat exchanger 2, a fan 3, an electric control box 4, and a water pan 5. The improved design of the above components is described in detail below with reference to the accompanying drawings.

In the first embodiment, for the housing 1, in order to solve a plurality of technical problems existing in the prior art, the following corresponding structural improvements are made.

As shown in fig. 1 to 10, the housing 1 includes an upper cover plate 11, two side plates 12, a bottom plate 13 and a support plate 14, the upper cover plate 11 is disposed above the bottom plate 13, the two side plates 12 are disposed on two sides and located between the upper cover plate and the bottom plate 13, the support plate 14 is disposed between the upper cover plate and the bottom plate 13, two ends of the support plate 14 are respectively connected and fixed with the side plates 12 on two sides, the support plate 14 divides the interior of the housing 1 into an air inlet cavity and an air outlet cavity, and the housing 1 is provided with an air inlet and an air outlet.

In an embodiment of the application, the technical problems that in the prior art, the number of screws used for assembling the shell is large, so that the assembling efficiency is low and the assembling quality is poor are solved.

The supporting plate 14 extends along the length direction of the upper cover plate and is fixed on the upper cover plate, and two end parts of the supporting plate 14 are respectively provided with a first clamping groove 141; the side plate 12 is provided with a first latch 121; the bottom plate 13 comprises a lower front plate 131 and a lower back plate 132, and the lower front plate 131 and the lower back plate 132 are clamped together; the first locking tongues 121 are locked in the corresponding first locking grooves 141, the upper edges of the side plates 12 are connected with the upper cover plate through screws, the lower front plate 131 is arranged on the support plate 14, and two end portions of the lower front plate 131 and two end portions of the lower rear plate 132 are respectively connected with the side plates 12 through screws.

Specifically, in the actual assembly process of the plurality of components constituting the housing 1, the first locking tongues 121 are disposed on the two end portions of the supporting plate 14, and the first locking grooves 141 are disposed on the side plate 12.

The two side plates 12 can be clamped with the first clamping groove 141 through the first clamping tongue 121 to realize pre-assembly on the support plate 14, the support plate 14 is fixed on the upper cover plate, and then the side plates 12 are pre-assembled on the upper cover plate, so that hole positions connected through screws between the side plates 12 and the upper cover plate can be pre-aligned.

The side plate 12 and the upper cover plate can be further fixed through screws, and the number of screws required for connecting the side plate 12 and the upper cover plate can be effectively reduced due to the fact that the side plate 12 and the upper cover plate are preassembled.

The bottom plate 13 is designed in a split manner, the lower front plate 131 and the lower rear plate 132 forming the bottom plate 13 are connected in a clamping manner, and two end portions of the lower front plate 131 and two end portions of the lower rear plate 132 are respectively connected with the side plates 12 through screws.

The clamping grooves are arranged at the two end parts of the supporting plate, correspondingly, the side plates are pre-assembled on the supporting plate through the clamping tongues, the side plates and the upper cover plate can be accurately pre-assembled together by matching the clamping tongues and the clamping grooves, then the side plates are fixed on the upper cover plate through a small number of screws, so that the using amount of the screws is reduced, in addition, when the assembling is carried out, the side plates can be pre-assembled on the upper cover plate, so that the screw holes can be accurately aligned, the assembling accuracy is improved, the phenomenon that the plate body is deformed due to uneven stress of the plate body caused by the fact that the screw holes are not aligned is reduced, the assembling accuracy is improved, and the assembling efficiency and the assembling quality are improved.

In another embodiment, the front and rear edges of the lower front plate 131 are respectively provided with a first inner folded edge 1311, wherein a second slot 1312 is provided on one first inner folded edge 1311, the front and rear edges of the lower rear plate 132 are respectively provided with a second inner folded edge 1321, wherein a second tongue 1322 is provided on one second inner folded edge 1321, and the second tongue 1322 is clamped in the corresponding second slot 1312.

Specifically, the lower front plate 131 and the lower rear plate 132 are clamped by a clamping tongue and a clamping groove. The first inner folded edge 1311 can effectively improve the overall structural strength of the lower front plate 131, so as to improve the deformation resistance; likewise, the second inner flap 1321 will improve the overall structural strength and deformation resistance of the lower rear panel 132.

In one embodiment, two sides of the lower front plate 131 are further provided with bent positioning flaps 1313, and the side plate 12 is located inside the positioning flaps 1313 of the corresponding side.

Specifically, in order to further improve the assembly accuracy and the assembly reliability, the positioning flanges 1313 are arranged on the two sides of the lower front plate 131, the positioning flanges 1313 abut against the outer sides of the side plates 12 to improve the assembly positioning accuracy, and meanwhile, the positioning flanges 1313 are matched with the first inner flanges 1311 to further improve the overall structural strength of the lower front plate 131.

In one embodiment, the first inner flap 1311 at the front edge of the lower front panel 131 is further provided with a first outwardly extending flange 1314, the end of the side panel 12 adjacent the first inner flap 1311 is further provided with a second outwardly extending flange 122, and the front edge of the upper cover panel is further provided with a third outwardly extending flange 111;

the third flange and the first flange 1314 are arranged oppositely, the second flange 122 is located between the first flange 1314 and the third flange, and the first flange 1314, the second flange 122 and the third flange form an air outlet.

Specifically, for the housing 1, the formed air outlet is formed by the first flange 1314, the two second flanges 122 and the third flange, and then the air outlet can be formed on the housing 1 after the assembly operation of the housing 1 is completed. For the air inlet on the housing 1, the air inlet may be set at a position on the housing 1 opposite to the air outlet, and the design of the air inlet may refer to the air inlet structure of the air blower in the conventional technology, which is not limited and described herein.

In one embodiment, the first inner folded edge 1311 at the rear edge of the lower front plate 131 is further provided with a positioning notch 1315, and the front edge of the lower rear plate 132 is further provided with an overlapping edge 1323 extending outward, and the overlapping edge 1323 is inserted into the positioning notch 1315 and overlaps the lower front plate 131.

Specifically, as for the bottom plate 13, during assembly, on one hand, the second latch 1322 and the second latch 1312 are matched to realize the clamping connection therebetween, and on the other hand, the lower back plate 132 may be further inserted into the positioning notch 1315 through the overlapping edge 1323 and overlapped on the lower front plate 131 to facilitate the detachment and installation of the back plate 132 during later maintenance.

In one embodiment, the upper cover plate is provided with a concave reinforcing part 112, the reinforcing rib extends along the length direction of the upper cover plate, the upper edge of the support plate 14 is provided with a first reinforcing flange 142, the lower edge of the support plate 14 is provided with a second reinforcing flange 143, the first reinforcing flange 142 is fixedly connected to the reinforcing part 112 through a screw, and the lower front plate 131 is fixedly connected to the second reinforcing flange 143 through a screw;

the two ends of the supporting plate 14 are respectively provided with a third reinforcing folding edge 144, and the third reinforcing folding edge 144 is provided with a first clamping groove 141.

Specifically, by providing the concave reinforcing portion 112 on the upper cover plate, the reinforcing portion 112 is concave from the outer surface of the upper cover plate and convex from the inner surface. In this way, the reinforcing part 112 can enhance the overall structural strength of the upper cover plate to meet the requirement of firmly mounting the bearing support plate 14.

In one embodiment, the support flaps 145 are provided at both ends of the upper edge of the support plate 14, respectively, and the support flaps 145 are higher than the first reinforcing flap 142, and the support flaps 145 abut on the upper cover plate.

Specifically, the support flange 145 is arranged on the support plate 14 to be in positioning fit with the upper cover plate, and in the process of fixedly mounting the support plate 14 on the upper cover plate, the support flange 145 abuts against the inner surface of the upper cover plate, so that the first reinforcement flange 142 and the reinforcement part 112 can be pre-positioned, and an operator can conveniently and fixedly connect the first reinforcement flange 142 to the reinforcement part 112 through a screw.

In one embodiment, the extending direction of the first reinforcing flap 142 is arranged opposite to the extending direction of the second reinforcing flap 143.

Specifically, the first reinforcing flange 142 and the second reinforcing flange 143, which are arranged to extend away from each other, can be more stably supported between the upper cover plate and the bottom plate 13, so that the connection reliability can be improved.

In an embodiment, the mounting opening 123 is formed in at least one side plate 12, the housing 1 assembly further includes a blocking plate 124, a third latch 1241 is formed on one end of the blocking plate 124, a third slot 125 is formed in the side plate 12, the third latch 1241 is latched in the third slot 125, and the other end of the blocking plate 124 is fixed to the side plate 12 through a screw.

Specifically, because the heat exchanger 2 is installed in the housing 1, the tube of the heat exchanger 2 extending outward can extend through the installation opening 123, and the baffle 124 can shield the vacant part of the installation opening 123.

In an embodiment, in order to meet the installation requirement of the air conditioner indoor unit hoisting, the air conditioner indoor unit hoisting device further comprises a lifting hook 15, a fourth clamping tongue 151 is arranged at the lower end portion of the lifting hook 15, the fourth clamping tongue 151 extends upwards, a fourth clamping groove 126 is further arranged on the side plate 12, lower flanges 113 are respectively arranged at two end portions of the upper cover plate, the fourth clamping tongue 151 is clamped in the fourth clamping groove 126, and the upper end portion of the lifting hook 15 is fixed on the lower flanges 113 through screws.

Specifically, the lifting hook 15 is pre-installed by matching the fourth latch 151 with the fourth latch groove 126, and then the lifting hook 15 is fixedly connected with the upper cover plate through a screw. The lower flanging 113 formed by the upper cover plate can improve the structural strength of the upper cover plate on one hand, and can also meet the fixed mounting requirement of the lifting hook 15 on the other hand.

In this application embodiment, because shell 1 adopts the sheet metal component processing to form, in order to solve among the prior art air outlet receive the sheet metal component to produce the windage and the noise appears and leads to the poor technical problem of user experience nature.

The inner wall of the housing 1 is further provided with a heat preservation component, a wind guide surface 16 is formed at a position of the heat preservation component close to the air outlet, and the guide surface is configured to guide the airflow output from the heat exchanger 2 to flow to the air outlet.

Specifically, through being close to on the inner wall of shell 1 the position of air outlet sets up the heat preservation part, the heat preservation part adopts materials such as heat preservation foam to make usually, can play heat retaining function on the one hand, and on the other hand can also play absorbing effect to, the last wind guide surface 16 that forms of heat preservation part can guide the smooth and easy flow direction of air current the air outlet, and then reduce the produced windage of the sheet metal component of shell 1 to effectual reduction wind is made an uproar.

Still be provided with the heat preservation part through the inner wall at the shell, the position that the heat preservation part is close to the air outlet forms the wind-guiding face, and like this, to the in-process that the fan started the back air current and pass the heat exchanger and carry to the air outlet, the edge of air outlet will be with the help of the direction of wind-guiding face, output from the air outlet with the air current is smooth and easy to be guided, and then the effectual air outlet edge that reduces the shell produces great air resistance and produces great noise to the air current, realize reducing the air-out noise of ceiling type indoor set, in order to improve user experience nature.

In one embodiment, a first mounting bracket 127 is disposed on one of the side plates 12, a first supporting plate 1271 is disposed on the first mounting bracket 127, a second mounting bracket 133 is further disposed on the front edge of the bottom plate 13, a second supporting plate 1331 is disposed on the second mounting bracket 133 and is close to the side plate 12 on the other side, and the ends of the heat exchanger 2 are correspondingly mounted on the first supporting plate 1271 and the second supporting plate 1331.

Specifically, when the heat exchanger 2 is installed, the heat exchanger 2 is installed and fixed to the first and second support plates 1271 and 1331 so that the heat exchanger 2 is supported and fixedly installed by the first and second support plates 1271 and 1331.

The heat insulation component comprises an upper heat insulation layer 161 and a first side heat insulation layer 162, the upper heat insulation layer 161 is arranged on the inner wall of the upper cover plate, a first arc surface is formed on the lower surface of the upper heat insulation layer 161, and the first arc surface is an air guide surface 16; first side heat preservation layer 162 sets up on curb plate 12, and first backup pad 1271 runs through first side heat preservation layer 162, and first side heat preservation layer 162 is close to the edge of air outlet forms the second arc surface, the second arc surface is also wind-guiding surface 16.

Specifically, the heat insulating member includes an upper heat insulating layer 161 disposed on the upper cover plate, and a first arc surface is formed on a lower surface of the upper heat insulating layer 161 near the air outlet to form an air guiding surface 16 for guiding the air flow. Similarly, for the first side insulating layer 162, the edge thereof close to the air outlet is configured as a second arc surface to form the air guiding surface 16.

And for the second mounting bracket 133, it is an independent component that can be installed and fixed according to the end position of the heat exchanger 2, and the side of the second mounting bracket 133 itself is a flat surface to reduce wind resistance and thus wind noise.

In some embodiments, an installation space is formed between the second mounting bracket 133 and the side plate 12 on the adjacent side, and the refrigerant pipe connected to the end of the heat exchanger 2 is located in the installation space; the upper insulating layer 161 is further provided with an extension insulating part 1611, the extension insulating part 1611 is arranged above the installation space, the insulating part includes a second side insulating layer 163, and the second side insulating layer 163 is disposed on the side plate 12 adjacent to the second mounting frame 133 side.

Specifically, an installation space is formed between the second mounting bracket 133 and the side plate 12 on the other side to accommodate components such as a refrigerant pipe and an electronic expansion valve externally connected to the heat exchanger 2, thereby sufficiently utilizing the internal space of the housing 1. More importantly, the electronic expansion valve and other components are arranged in the installation space and separated by the second mounting frame 133, so that the air flow can be prevented from blowing to irregular components such as the electronic expansion valve and the like to form large wind noise.

In one embodiment, in order to meet the requirement of the heat exchanger 2 being installed obliquely, the first support plate 1271 and the second support plate 1331 are both disposed obliquely, and the heat exchanger 2 extends obliquely upward from inside to outside.

Specifically, the obliquely arranged support plate can support the heat exchanger 2 to be obliquely installed so as to meet the requirement of increasing the heat exchange area of the heat exchanger 2.

In one embodiment, the upper insulating layer 161 is provided with an inclined shielding surface 1612, and the shielding surface 1612 covers the upper end of the heat exchanger 2.

Specifically, because the heat exchanger 2 is arranged obliquely, the end face of the upper end of the heat exchanger 2 is shielded by the shielding face 1612, so that the heat exchanger 2 can be supported and fixed, and wind noise generated by the airflow output from the upper end of the heat exchanger 2 and the upper cover plate can be reduced.

In the second embodiment, for the heat exchanger 2, in order to solve a plurality of technical problems in the prior art, the following corresponding structural improvements are made.

As shown in fig. 1 and 11, the heat exchanger 2 includes a refrigerant tube 21, a plurality of fins 22 and two tube plates 23, the fins 22 are disposed on the refrigerant tube 21 and located between the two tube plates 23, the refrigerant tube 21 passes through the tube plates 23, one pair of corners of the fins 22 are respectively provided with an avoiding notch 221, and one pair of corners of the tube plates 23 are respectively provided with a flat corner 231; the avoidance notch 221 and the flat angle 231 of the corresponding corner part form an installation avoidance part;

the heat exchanger 2 is inclined from inside to outside and extends upwards, the installation avoiding part at the top of the heat exchanger 2 is arranged opposite to the upper cover plate, and the installation avoiding part at the top of the heat exchanger 2 is arranged opposite to the bottom plate of the shell 1.

Specifically, 2 slope installations of heat exchanger are in shell 1, and the apex angle and the base angle of heat exchanger 2 all form the installation and dodge the portion, like this, alright under the unchangeable circumstances in 1 high space of shell, effectual increase heat exchanger 2's inclination, the efficiency that the air current passed heat exchanger 2 is higher in order to improve heat exchange efficiency.

In addition, because the top angle and the bottom angle of the heat exchanger 2 both form relatively flat installation avoiding parts, the corner part of the heat exchanger 2 can be more close to the upper cover plate and the bottom plate 13, and in the installation process, the corner part of the heat exchanger 2 is abutted against the shell 1, so that the heat exchanger 2 cannot be damaged due to relatively large deformation.

Through cutting out the design on a diagonal of heat exchanger for the diagonal of fin forms and dodges the breach, and is corresponding, and the diagonal of tube sheet forms the straight angle, like this, when the installation heat exchanger, forms the installation to the highest and minimum corner part of heat exchanger and dodges the portion, and then can increase the installation inclination of heat exchanger, makes the air current of fan output can the efficient pass the heat exchanger and carry out the heat transfer, with the energy consumption that improves heat exchange efficiency and reduces.

In some embodiments, a water pan 5 is further disposed on the bottom plate of the housing 1, a support surface 50 is disposed on the water pan 5 in an inclined manner, and the lower end of the heat exchanger 2 abuts against the shielding surface 1612.

Specifically, the upper end of the heat exchanger 2 may be abutted to the upper insulating layer 161 disposed on the upper cover plate for positioning and supporting, and the lower end of the heat exchanger 2 may be abutted to the supporting surface 50 to support the water pan 5 with the supporting surface 50.

Meanwhile, the heat exchanger 2 can be better supported and firmly fixed by matching the first mounting frame 127 and the second mounting frame 133 arranged on the housing 1. Like this, in the use, the air current that fan 3 produced blows to heat exchanger 2, because heat exchanger 2's both sides and upper and lower tip all obtain firm support fixed, reduce heat exchanger 2 and take place to rock, and then effectual reduction leads to heat exchanger 2 to rock and produce the noise because of the air current.

In some embodiments, an auxiliary connector 146 is further disposed on the support plate 14, and the auxiliary connector 146 is connected to a lower end portion of one of the tube plates 23.

Specifically, in order to mount the heat exchanger 2 more firmly and reliably, the heat exchanger 2 is further connected and fixed with the supporting plate 14 through the auxiliary connecting member 146 inside the casing 1, so that the heat exchanger 2 can be indirectly connected between the upper cover plate, the bottom plate 13 and the two side plates 12, thereby improving the reliability of use to the maximum extent.

Third embodiment, to water collector 5, in order to solve a plurality of technical problem that exist among the prior art, carried out following corresponding institutional advancement.

In this application embodiment, in order to solve among the prior art technical problem that the water collector accumulates the comdenstion water easily and then leads to breeding the bacterium in the water collector and make the air supply quality reduce.

As shown in fig. 1, 12 and 13, a first diversion protrusion 51 and a second diversion protrusion 52 are oppositely arranged in the water-receiving tray 5, the first diversion protrusion 51 forms a first slope 511, the first slope 511 extends downwards along one edge of the water-receiving tray 5 in an inclined manner, the second diversion protrusion 52 forms a second slope 521, the second slope 521 extends downwards along the other edge of the water-receiving tray 5 in an inclined manner, and a diversion trench 53 is formed between the first diversion protrusion 51 and the second diversion protrusion 52; a drainage groove 54 is formed in the same end part of the first flow guide protrusion 51 and the second flow guide protrusion 52 in the water receiving tray 5, a drainage pipe 55 is arranged at the bottom of the drainage groove 54, and the drainage groove 54 is communicated with the drainage groove 53.

Specifically, for the water-receiving tray 5, a first flow guiding protrusion 51 and a second flow guiding protrusion 52 are formed inside the water-receiving tray, and the two flow guiding protrusions form slopes, respectively, so that during use, condensed water formed by condensation of the heat exchanger 2 flows into the flow guiding groove 53 through slope guidance, and the condensed water flows into the drainage groove 54 through the flow guiding groove 53.

A drain channel 54 is disposed at one end of the drain pan 5, and the area of the drain channel 54 is smaller than the entire area of the drain pan 5, thereby allowing the condensed water flowing in from the guide channel 53 to be rapidly discharged from the drain pipe 55. Meanwhile, after the machine is shut down, less condensed water is stored in the drainage groove 54, and the influence on air outlet refrigeration caused by bacterial breeding due to excessive condensed water storage can be effectively reduced.

Through set up two mutual disposition's water conservancy diversion arch in the water collector, form the guiding gutter in the bottom of water collector between two water conservancy diversion archs, and, the bellied upper surface of water conservancy diversion forms domatic so that the guiding gutter of runner bottom that the comdenstion water can be smooth and easy, the comdenstion water in the guiding gutter then flows to in the water drainage tank of one side, and because the water drainage tank is arranged in a tip and the whole area of water collector less, make the comdenstion water in the water drainage tank can be as fast discharge through the drain pipe as far as possible, and then realize reducing the amount of residue of comdenstion water, realize improving the air supply quality and improve user experience nature.

In one embodiment, the portion of the second slope 521 near the guiding gutter 53 forms a supporting surface 50 to support the lower end of the heat exchanger 2 through the supporting surface 50. And the heat exchanger 2 is integrally disposed above the first guide protrusion 51.

Specifically, when in use, the condensed water flowing down the heat exchanger 2 flows to the guiding gutter 53 via the first slope surface 511, and the supporting surface 50 formed at the bottom of the second slope surface 521 can support the heat exchanger 2. The first guide protrusion 51 and the second guide protrusion 52 are both arranged to extend along the length direction of the heat exchanger 2.

In one embodiment, a third slope 541 is disposed on one side of the first flow guiding protrusion 51 in the drainage groove 54.

Specifically, the drainage groove 54 is located in the installation space formed by the second mounting frame 133 and the corresponding side plate 12, and since the exposed refrigerant pipe of the heat exchanger 2 is disposed in the installation space, the condensed water dropping on the refrigerant pipe can smoothly flow to the bottom of the drainage groove 54 through the third slope 541 to be smoothly drained through the drainage pipe 55.

In one embodiment, a recess 542 is further disposed in the drainage groove 54, the inlet of the drainage pipe 55 is located at one side of the recess 3425, and the third slope 541 extends obliquely downward toward the recess 3425.

Specifically, in order to collect the condensed water more efficiently and discharge the condensed water to the outside rapidly, a depression 3425 may be further formed in the drain groove 54, to which the condensed water can flow rapidly via the third slope 541, the depression 3425 being located at the lowest position of the drain groove 54 and a drain pipe 55 being provided at a side portion to achieve rapid drainage of the condensed water.

In one embodiment, weight-reducing grooves 56 are formed on the lower surface of the water pan 5 below the first flow-guiding protrusion 51 and the second flow-guiding protrusion 52.

Specifically, for the water pan 5, the bottom of the water pan is provided with the weight reduction grooves 56 to reduce the overall weight of the water pan 5, and the usage amount of materials can be effectively reduced.

And a plurality of reinforcing plates 57 are also provided in the lightening slots 56, the plurality of reinforcing plates 57 being arranged upright side by side. By using the plurality of reinforcing plates 57, the overall structural strength of the water collector 5 can be further enhanced.

In the fourth embodiment, for the fan 3, in order to solve a plurality of technical problems in the prior art, the following corresponding structural improvements are performed.

As shown in fig. 14-21, the fan 3 generally includes a motor 31, a volute 32, an impeller 33, and a motor bracket 34, wherein the motor 31 is fixedly mounted on the motor 31 bracket, and the volute 32 has an air suction opening and an air blowing opening. The motor 31 is energized to drive the impeller 33 to rotate in the volute 32, so that the outside air is sucked into the volute 32 through the air suction opening and is output from the air blowing opening.

And since the fan 3 and the heat exchanger 2 are disposed at both sides of the support plate 14, in order to facilitate air flow conveyance, a ventilation opening 147 is further provided on the support plate 14, and the air flow output from the air blowing opening is output through the ventilation opening 147 and flows toward the heat exchanger 2.

In this application embodiment, in order to solve among the prior art because of fan 3 heavier results in the big inefficiency of packaging efficiency of the equipment degree of difficulty.

The volute 32 comprises a first shell 321 and a second shell 322, the inner walls of the first shell 321 and the second shell 322 are both arc surfaces, two end portions of one side of the first shell 321 are respectively provided with a positioning clamping groove 3211, two end portions of the other side of the first shell 321 are respectively provided with an inserting buckle 3212, two end portions of one side of the second shell 322 are respectively provided with a positioning clamping tongue 3221, and two end portions of the other side of the second shell 322 are respectively provided with a buckle 3222; the impeller 33 is positioned between the first shell 321 and the second shell 322, the positioning tongue 3221 is inserted into the positioning slot 3211, and the buckle 3222 is inserted into the buckle 3212; an air suction port is formed between the ends of the first and second cases 321 and 322, and an air blowing port is formed at the sides of the first and second cases 321 and 322.

Specifically, the volute 32 is of an upper and lower split structure, the positioning between the first casing 321 and the second casing 322 is realized by matching the positioning tongue 3221 with the positioning groove 3211, and the first casing 321 and the second casing 322 are connected together by matching the buckle 3222 with the buckle 3212.

When assembling, the impeller 33 is put into the first housing 321, and then the positioning latch 3221 and the catch 3222 on the second housing 322 are snapped into place to complete the assembling operation.

The volute is designed in a split mode, the first shell and the second shell are positioned through the positioning clamping tongues and are connected through the buckles, the first shell can be accurately and fixedly assembled on the shell of the air conditioner indoor unit in the assembling process, then the motor and the impeller are hoisted and positioned in the first shell, finally the second shell is clamped on the first shell, the first shell can be preassembled on the shell to meet the requirement of accurate positioning, the fan is assembled in the shell in a split mode without integral assembly, the first shell and the second shell are clamped when assembled, the screw-free design is achieved, the fan can be rapidly assembled on the shell, the assembling difficulty is reduced, and the assembling efficiency is improved.

In an embodiment, two end portions of the first casing 321 are respectively provided with a first arc-shaped opening 3213, two end portions of the second casing 322 are provided with a second arc-shaped opening 3223, and the first arc-shaped opening 3213 and the corresponding second arc-shaped opening 3223 are butted together to form the air suction opening.

And a first volute tongue (not numbered) extending outward is provided at one side portion of the first casing 321, and a second volute tongue (not numbered) extending outward is provided at one side portion of the second casing 322, and the air blowing port is formed between the first volute tongue and the second volute tongue.

In another embodiment, the other side edge of the first shell 321 is provided with a first positioning hole 3214, the other side edge of the second shell 322 is provided with a first positioning post 3224, and the first positioning post 3224 is inserted into the first positioning hole 3214.

Specifically, when the first housing 321 and the second housing 322 are assembled, the first positioning posts 3224 are matched with the first positioning holes 3214 to achieve guiding and positioning, so that the positioning latches 3221 and the buckles 3222 can be accurately connected with the positioning slots 3211 and the buckles 3212 in an inserting manner.

In another embodiment, a second positioning column 3225 is disposed at one side of the positioning tongue 3221, a second positioning hole 3215 is disposed at one side of the positioning slot 3211, and the second positioning column 3225 is inserted into the second positioning hole 3215.

Specifically, when the first casing 321 and the second casing 322 are assembled, after one side of the first casing 321 and one side of the second casing 322 are positioned and pre-assembled with the first positioning hole 3214 through the first positioning post 3224, the other side of the first casing 321 and the second casing 322 can be positioned and guided by the second positioning post 3225 and the second positioning hole 3215, so that the front side and the rear side of the first casing 321 and the second casing 322 are both positioned and guided, and the volute 32 is more conveniently and accurately assembled by an operator.

In one embodiment, two resilient clips (not labeled) are disposed on two sides of the clip 3222, and the resilient clips are inserted into the clip 3212 and clip onto the edge of the clip 3212.

Specifically, the clasp 3222 may be a bag clasp, and is inserted into the slot 3212 through elastic clips at two sides and clamped at two sides of the slot 3212.

The buckle 3222 is further provided with a supporting rib 3226, the supporting rib 3226 is provided with a guiding groove (not marked), the supporting rib 3226 is located between the two elastic clips, the inner wall of the inserting buckle 3212 is provided with a guiding rib (not marked), and the guiding rib is located in the guiding groove.

Specifically, after the elastic card is inserted into the inserting buckle 3212, the guide rib is inserted into the guide groove to guide the buckle 3222 to be smoothly clamped in place, so that the accuracy and the quality of clamping are improved.

In one embodiment, in order to improve the air supply efficiency and increase the air supply amount, two end portions of the motor 31 are respectively provided with a rotating shaft, each rotating shaft is provided with an impeller 33, two end portions of the motor 31 are respectively provided with a volute 32 on the outer side, and the impellers 33 are located in the corresponding volutes 32.

Specifically, the two impellers 33 are driven to rotate by the single motor 31 at the same time so as to effectively increase the air supply amount. Besides, the impellers 33 are distributed on two sides of the motor 31, so that the overall mass distribution is balanced, and the running stability of the motor 31 is improved.

In an embodiment of the application, need distribute fixed both ends and lead to the loaded down with trivial details and lower technical problem of packaging efficiency of assembling process when solving among the prior art fan motor shaft.

The following structural improvement is made for the motor 31 bracket. The motor 31 bracket comprises a suspension frame 341 and a fixed frame 342, two side parts of the fixed frame 342 are respectively provided with a connecting hole 3421 and a fixing hole 3422, two sides of the suspension frame 341 are respectively provided with a hook 3411 and a stud 3412, the hook 3411 hooks the corresponding connecting hole 3421, the stud 3412 passes through the fixing hole 3422 and is in threaded connection with a fastening nut (not shown), and two end parts of the motor 31 are clamped between the suspension frame 341 and the fixed frame 342; wherein the motor 31 is mounted on the support plate 14.

Specifically, when the motor 31 is mounted on the housing 1, the suspension frame 341 is first fixedly mounted on the support plate 14, then the two end portions of the motor 31 are supported by the suspension frame 341, the connection holes 3421 on the two sides of the fixing frame 342 are correspondingly sleeved in the hooks 3411 for pre-assembly, the fixing frame 342 is rotated to insert the studs 3412 into the fixing holes 3422, at this time, the two end portions of the motor 31 are simultaneously fixed by the fixing frame 342, and the motor 31 can be mounted and fixed at one time by screwing the fastening nuts on the studs 3412.

Through adopting split type motor support, the mode that adopts couple cooperation double-screw bolt between the mounted frame is connected with the mount, when the equipment, accomplishes fixed mounting to the both ends of motor simultaneously through a mount, and then need not to divide the tip that comes fixed motor twice, has simplified the assembling process and has improved the packaging efficiency.

In one embodiment, in order to facilitate the installation of the fixing frame 342 by the operator, the fixing frame 342 has a U-shaped structure, and the fixing frame 342 includes an intermediate connecting portion 3423 and two lateral pressing portions 3424, the lateral pressing portions 3424 are disposed at the ends of the intermediate connecting portion 3423, the connecting holes 3421 are disposed at the free ends of the lateral pressing portions 3424, and the fixing holes 3422 are disposed at the lateral pressing portions 3424 and near the intermediate connecting portion 3423.

Specifically, the fixing frame 342 is integrally U-shaped, and the two side pressing portions 3424 are used for fixing two end portions of the motor 31 to the suspension frame 341. In operation, after the connecting holes 3421 of the two side pressing portions 3424 are hooked with the hooks 3411, the operator rotates the intermediate connecting portion 3423 to make the side pressing portions 3424 rotate and press against the end of the motor 31.

In one embodiment, a concave portion 3425 is formed on the side pressing portion 3424, a mounting groove 3413 is provided at the lower portion of each side of the suspension frame 341, and the mounting groove 3413 is located between the hook 3411 and the stud 3412; the end of the motor 31 is located between the mounting groove 3413 and the depression 3425.

Specifically, during assembly, the end of the motor 31 is placed in the mounting groove 3413 for pre-positioning, and then, after the fixing frame 342 is assembled on the suspension frame 341, the recessed portion 3425 and the mounting groove 3413 cooperate to form a clip structure to firmly fix the end of the motor 31.

In one embodiment, the end of the motor 31 is provided with an annular groove 311, the side pressure portion 3424 is a flat structure, the inner surface of the concave portion 3425 is further provided with a limit protrusion 3426, and the limit protrusion 3426 is located in the annular groove 311.

Specifically, by forming the annular groove 311 at the end of the motor 31, the annular groove 311 can be positioned to cooperate with the mounting groove 3413 after the motor 31 is placed in the mounting groove 3413. After the fixing frame 342 is assembled on the suspension frame 341, the limiting protrusion 34263425 is located in the annular groove 311, so as to further limit and fix the motor 31.

In one embodiment, the suspension frame 341 includes a fixed panel 3414 and two side supports 3415, the side supports 3415 are disposed at the sides of the fixed panel 3414, and the bottom of the side supports 3415 are provided with mounting grooves 3413.

Specifically, the suspension frame 341 is fixedly mounted on the surface of the supporting plate 14 through the fixing panel 3414, and the side frame 3415 is used for carrying the motor 31 and cooperating with the fixing frame 342 to fix the motor 31.

In one embodiment, the top of the side stand 3415 is provided with a connecting leg 3416, the connecting leg 3416 is fixedly connected to the upper cover plate of the housing 1, and the fixing panel 3414 is fixedly connected to the reinforcing part 112 provided on the supporting plate 14 by screws.

Specifically, the suspension frame 341, in addition to being installed and fixed by the fixing panel 3414, is further connected to the reinforcing portion 112 on the upper cover plate by the connecting legs 3416, so that after the housing 1 is hung and installed, the motor 31 can be stably installed on the upper cover plate by the bracket of the motor 31.

In an embodiment of the present application, in order to solve the technical problem in the prior art that the volute needs to be connected to the support plate by an additional connecting member, which results in increased manufacturing cost and low assembly efficiency.

The support plate 14 is further provided with an auxiliary hole 148, the volute 32 is further provided with a connecting plate 320, the connecting plate 320 is arranged on the outer peripheral ring of the air blowing port, the connecting plate 320 is further provided with a positioning protrusion 3201, the top of the volute 32 is further provided with a limiting plate 3202, the limiting plate 3202 is arranged on the outer side of the connecting plate 320, and a limiting slot is formed between the limiting plate 3202 and the connecting plate 320; the connection plate 320 is abutted on one surface of the support plate 14 and fixed to the support plate 14 by screws, the stopper plate 3202 passes through the ventilation opening 147 and abuts on the other surface of the support plate 14, and the positioning protrusion 3201 is inserted in the auxiliary hole.

Specifically, when it is necessary to mount the scroll casing 32 to the support plate 14, the stopper plate 3202 is first passed through the vent opening 147 from the support plate 14 side, and then, the position of the positioning boss 3201 is adjusted and the positioning boss 3201 is inserted into the auxiliary hole. At this time, the edge of the ventilation opening 147 is inserted into the position limiting slot formed between the position limiting plate 3202 and the connecting plate 320, and is positioned by the positioning protrusion 3201 to pre-mount the volute 32 on the support plate 14.

Due to the accurate positioning of the volute 32 by the positioning protrusions 3201, the connection plate 320 can be tightly abutted against the support plate 14 by using the limiting plate 3202. Thus, the screw holes of the connection plate 320 corresponding to the support plate 14 can be precisely aligned, and the fitting of the scroll casing 32 to the support plate 14 can be completed with a small number of screws.

Through fixing the spiral case direct mount on the baffle that sets up in the shell, and need not additionally to increase the supplementary installation of mounting panel fixed, the use of saving the mounting panel is with effectual reduction manufacturing cost on the one hand, dispose connecting plate and limiting plate on the spiral case of on the other hand, utilize the limiting plate with the spiral case pre-installation and spacing in the backup pad, then, through the screw with connecting portion snap-on in the backup pad, and then simplify the process of extra equipment mounting panel, the realization has simplified the assembling process, has improved the packaging efficiency and has reduced manufacturing cost.

In one embodiment, a first rib (not labeled) is disposed between the connection plate 320 and the volute 32, and a second rib (not labeled) is disposed between the limiting plate 3202 and the volute 32.

Specifically, the reinforcing ribs disposed on the connecting plate 320 and the limiting plate 3202 can further increase the structural strength of the connecting plate and the limiting plate, so that the connecting portion of the volute 32 and the supporting plate 14 can be reliably connected.

In another embodiment, the inner surface of the upper end portion of the stopper plate 3202 is formed with an inclined surface (not numbered) extending obliquely upward and outward.

Specifically, the design of inclined plane can be so that the opening of spacing slot is the horn mouth structure, and then when the assembly for the edge of vent 147 can be smooth and easy insert in spacing slot.

As for the connecting plate 320, the connecting plate 320 and the stopper plate 3202 are disposed outside the first volute tongue of the first casing 321, and the connecting plate 320 is disposed outside the second volute tongue of the second casing 322. The connecting plates 320 on the first shell 321 and the second shell 322 are connected to form a ring structure, so that the connecting plates 320 can be reliably abutted against the support plate 14.

In this application embodiment, in order to solve the technical problem that the mouth of blowing of spiral case among the prior art leads to heat exchange efficiency to reduce far away from the heat exchanger.

The lower edge of the ventilation opening 147 is provided with an auxiliary guide plate 148, and the supporting plate 14 is also provided with gaps 1481 which are communicated with the ventilation opening 147 and are positioned at two sides of the auxiliary guide plate 148; an air deflector 323 is arranged at the air blowing port of the volute 32, and the section of the air deflector 323 is of a U-shaped structure; both sides of the air deflector 323 are inserted into the ventilation opening 147 via slits 1481, and the air deflector 323 and the auxiliary guide plate 148 form an air supply passage extending toward the heat exchanger 2.

Specifically, an air deflector 323 extending outward is arranged on the air blowing port of the volute 32, the air deflector 323 is used for prolonging the guiding of the air flow output by the air blowing port, correspondingly, an auxiliary guide plate 148 is arranged on the support plate 14 to form an air supply channel in cooperation with the air deflector 323, and the air supply channel extends towards the direction of the heat exchanger 2, so that the output air flow can quickly reach the heat exchanger for heat exchange, the turbulent flow of the air flow in the shell is reduced, and the heat exchanger efficiency of the air duct type air conditioner is further improved.

In addition, slits 1481 are provided on both sides of the auxiliary guide plate 148 in order to facilitate the operator to insert the air guide plate 323 into the vent 147 during assembly. When assembling, the two sides of the air deflector 323 can extend into the ventilation opening 147 through the slits 1481, which facilitates assembly.

And the volute 32 is assembled to the support plate 14, the air deflector 323 is positioned above the auxiliary guide 148, and both form an air supply passage.

The auxiliary guide plate is configured at the vent of the support plate, the air deflector with the U-shaped cross section is arranged on the volute, the air deflector can be smoothly inserted into the vent through gaps on two sides of the vent to meet the requirement of prolonging the air deflector, the air deflector is matched with the auxiliary guide plate to form an air supply channel and extends towards the direction of the heat exchanger to be arranged close to the heat exchanger, so that output air flow can quickly reach the heat exchanger for heat exchange, the turbulent flow of the air flow in the shell is reduced, and the efficiency of the heat exchanger of the air duct type air conditioner is improved.

Here, the air deflector 323 is disposed on the first casing 321, and the air deflector 323 passes through the ventilation opening 147 and extends toward the heat exchanger 2.

In one embodiment, auxiliary guide 148 extends obliquely downward, and the lower edge of side guide 3232 also extends obliquely downward.

Specifically, in order to sufficiently utilize the heat exchange area of the heat exchanger 2 to perform sufficient heat exchange, the auxiliary guide 148 is provided to extend obliquely downward so that the lower region of the heat exchanger 2 can be covered by the airflow output from the air supply passage.

In one embodiment, the air guiding plate 323 includes an upper air guiding portion 3231 and two side air guiding portions 3232, the upper air guiding portion is located between the two side air guiding portions 3232, and a lower edge of the side air guiding portion 3232 extends downward along a side edge of the auxiliary guiding plate 148. The upper air guiding portion 3231 is obliquely arranged upward, and the air blowing area of the air blowing channel gradually increases along the airflow direction.

Specifically, the upper air guiding portion 3231 is obliquely and upwardly extended, so that the air flow output from the air supply channel can cover the upper area of the heat exchanger 2, and the heat exchange area of the heat exchanger 2 is utilized to the maximum extent to perform sufficient heat exchange operation.

The fifth embodiment is directed to the electrical box, and in order to solve a plurality of technical problems in the prior art, the following corresponding structural improvements are performed.

In an embodiment of the present application, in order to solve the technical problem that an independent electrical box needs to be configured in an air conditioner indoor unit in the prior art, so that the manufacturing cost is increased and the size is large.

As shown in fig. 1, 22 and 23, the electronic control box 4 includes an electronic control board 41, a mounting plate 42 and a box cover 43, wherein one side of the mounting plate 42 is provided with a first bent extension board 421, the other side of the mounting plate 42 is provided with a second bent extension board 422, and the electronic control board 41 is disposed on the mounting plate 42;

wherein, the mounting plate 42 is arranged between the upper cover plate and the bottom plate 13, the first extension plate 421 is arranged on the support plate 14, the box cover 43 is arranged side by side with the first side plate and arranged on the support plate 14, and the box cover 43 is arranged on the support plate 14 and covers the electric control plate 41.

Specifically, the mounting plate 42 in the electronic control box 4 is disposed between the upper cover plate and the bottom plate 13 and connected to the support plate 14, and the box cover 43, the mounting plate 42 and the housing 1 are assembled together to form an electronic control cavity for mounting the electronic control board 41.

Thus, the electrical control box 4 can be formed by fully utilizing the structure of the housing 1 and the internal space of the housing 1 without arranging a completely independent electrical control box 4.

The mounting plate of the electric control box is arranged in the shell, the mounting plate is fixedly mounted between the upper cover plate and the bottom plate of the shell and is further connected with the supporting plate, and the box cover is mounted on the supporting plate, so that the electric control box is integrated in the shell, the electric control box is mounted in the shell in the process of assembling the shell, independent electric control boxes do not need to be assembled independently, the whole structure of the electric control box in the shell is more compact, the assembling efficiency is improved, and the whole volume of the indoor unit of the air conditioner is reduced.

In one embodiment, a heat sink 44 is further disposed on the mounting plate 42, and the heat sink 44 is located outside the electrical control chamber.

Specifically, the heat sink 44 can dissipate heat from the electronic control board 41 on the mounting plate 42. Wherein, mounting panel 42 is provided with the thermovent, and radiator 44 is connected with automatically controlled board 41 heat conduction, and radiator 44 wears out the thermovent.

In one embodiment, the lower end of the mounting plate 42 is provided with a bent third extension plate 423, the lower end of the box cover 43 is provided with a bent fourth extension plate 431, and the fourth extension plate 431 is inserted into the third extension plate 423; the box cover 43, the first extension board 421, the second extension board 422, the third extension board 423, the fourth extension board 431 and the upper cover board form an electric control cavity, and the electric control board 41 is located in the electric control cavity.

Specifically, in order to facilitate the installation of the box cover 43, a third extension plate 423 is disposed at the lower end of the installation plate 42, and when the box cover 43 is installed, the box cover 43 is plugged together with the third extension plate 423 through a fourth extension plate 431 to form a box bottom of the electronic control box 4.

In one embodiment, the supporting plate 14 is provided with a first claw 140, the first extension plate 421 is provided with a first locking hole 424, and the first claw 140 is locked in the first locking hole 424.

Specifically, in order to facilitate the rapid assembly of the mounting plate 42, the first latch 140 is engaged with the first latch hole 424 so that the mounting plate 42 can be pre-mounted on the support plate 14, and then the first extension plate 421 is fixed on the support plate 14 by screws.

In one embodiment, the upper edge of the second extension plate 422 is provided with a second claw 425 which is tilted towards the outside, and the second claw 425 is clamped on the edge of the upper cover plate.

Specifically, during the process of installing the mounting plate 42, the first extending plate 421 and the supporting plate 14 are assembled together by the first claws 140, and the other side of the mounting plate 42 is pre-assembled with the upper cover plate by the second claws 425 on the second extending plate 422.

In an embodiment, the upper end of the second extension board 422 is further provided with a mounting portion 428 bending towards the first side board, the mounting portion 428 is provided with a fifth engaging groove 429, and the fourth engaging tongue 151 of one hook 15 is engaged in the fifth engaging groove 429.

Specifically, since the two side plates 12 are different in length, the hook 15 is attached to the corner of the shorter side plate 12, and the hook 15 of the other corner on the same side as the shorter side plate 12 is attached to the attachment portion 428.

In this application embodiment, walk the line in order to solve the automatically controlled box of prior art and need lead to the low and big technical problem of the maintenance degree of difficulty of packaging efficiency with the cable passing wire hole inside the shell.

A sensor is arranged in the air outlet cavity, a first notch structure 149 is arranged at one end of the supporting plate 14, the mounting plate 42 is positioned in the air inlet cavity and is arranged at the end, close to the first notch structure 149, of the supporting plate 14, a cable on the sensor is connected with the electric control plate 41 through the first notch structure 149, and a cable on the fan 3 is connected with the electric control plate 41 through the wiring notch 426. The mounting plate 42 and the fan 3 are arranged on the same side of the supporting plate 14, the edge of the mounting plate 42 is provided with a wiring notch 426, and a cable on the fan 3 is connected with the electronic control board 41 through the wiring notch 426.

Specifically, the electric control board 41 in the electric control box 4 needs to be connected with the relevant electric devices outside the electric control box 4 through cables, the electric control box 4 is arranged in the air intake cavity and located at one side of the fan 3, and the cables on the electric devices such as the fan 3 in the air intake cavity can be wired through the wiring gap 426 and electrically connected with the electric control board 41.

And for the electric devices such as the sensor 6 in the air outlet cavity separated by the supporting plate 14, the cable on the sensor needs to cross the supporting plate 14 to enter the electric control box 4 to be connected with the electric control plate 41. In order to reduce the cable perforation, a first notch structure 149 is provided at one end of the supporting plate 14, so that the cable on the sensor can pass through the supporting plate 14 and be connected with the electric control plate 41 only by bypassing the first notch structure 149.

The first notch structure is arranged at one end of the supporting plate, so that an operator can conveniently clamp the cable in the first notch structure to complete wiring between the air inlet cavity and the air outlet cavity, and the cable in the air inlet cavity can be clamped in the wiring notch to complete wiring in the air inlet cavity, so that the operation of cable perforation is reduced, and the assembly process is simplified; simultaneously, when the maintenance, the change is directly pulled out from the breach that the cable can be convenient, effectual reduction maintenance degree of difficulty.

In one embodiment, the two side panels 12 are divided into a first side panel and a second side panel, and the length of the first side panel is smaller than that of the second side panel; the electronic control box 4 and the first side plate are arranged side by side on the same side of the housing 1, the first side plate is provided with a second notch structure 128, and the second notch structure 128 is arranged outside the first notch structure 149.

Specifically, during assembly, the cables on the sensors may be routed before the side panels 12 are assembled. In the later maintenance process, in order to facilitate the maintenance operation of an operator, the second notch structure 128 may be further disposed at the edge of the shorter side plate 12, and the second notch structure 128 is adjacent to one side of the first notch structure 149, so that the cable can be pulled into the second notch structure 128 from the first notch structure 149 according to the maintenance requirement, so as to facilitate the maintenance operation.

And for the second notch structure 128, it can be communicated with the mounting port 123 arranged on the first side plate, so that, in the maintenance process, the maintenance operation can be performed by means of the mounting port 123 with larger opening space.

In one embodiment, the first extension board 421 is further provided with an avoiding gap 427, and the first gap structure 149 is disposed in the area of the avoiding gap 221.

Specifically, because the electric control cavity formed by the electric control box 4 is formed together with the housing 1, for more convenient routing, the avoiding notch 427 is arranged on the first extension plate 421 to avoid the first notch structure 149, so that the cable can directly enter the electric control cavity from the routing of the first notch structure 149 to be connected with the electric control plate 41.

Sixth embodiment, based on fifth embodiment of the above-mentioned first embodiment, in order to solve the technical problem that rely on the bottom plate to use the screw quantity more and the assembly precision and inefficiency as the installation basis in the assembly process among the prior art.

As shown in fig. 24, the upper cover plate is used as an assembly base, and relevant parts are assembled on the upper cover plate to realize inverted assembly. For this reason, in order to meet the requirement of the inverted installation, the first claws 140 provided on the support plate 14 are arranged to extend downward, and the locking tongues and claws other than those on the support plate 14 are arranged to extend upward.

Thus, during the assembly of the side plates 12 and the mounting plates 42, the side plates 12, the mounting plates 42, and the like can be inserted onto the support plate 14 from the top down.

In an embodiment, for the assembly of the blower 3, the positioning tongue 3221 and the buckle 3222 both extend upward, the impeller 33 is located between the first casing 321 and the second casing 322, the positioning tongue 3221 is inserted into the positioning groove 3211, and the buckle 3222 is inserted into the buckle 3212; the first housing 321 is located above the second housing 322.

Specifically, when assembling, the first housing 321 is first mounted on the support plate 14, the suspension bracket 341 is mounted on the upper cover plate and the support plate 14, and then the motor 31 is assembled together with the impeller 33.

The motor 31 is placed on the suspension frame 341, and the impeller 33 is located in the first housing 321; the motor 31 is further fixedly mounted by a fixing bracket 342, and the second housing 322 is assembled to the first housing 321 so that the impeller 33 is located in the scroll casing 32.

In one embodiment, for the assembly of the heat exchanger 2, the auxiliary connection 146 extends obliquely downward toward the second support plate 1331; one end portion of the heat exchanger 2 is fixed to a lower surface of the first support plate 1271, and the other end portion of the heat exchanger 2 is fixed between the second support plate 1331 and the auxiliary connection 146.

Specifically, one end portion of the heat exchanger 2 is supported and fixed by the second support plate 1331 and the auxiliary connection 146, and the heat exchanger 2 is sandwiched between the second support plate 1331 and the auxiliary connection 146.

And another end of heat exchanger 2 is when assembling, because the whole inversion of shell 1 makes the lower surface of first backup pad 1271 up, like this, the overlap joint that the tip of heat exchanger 2 then corresponds is at the lower surface of first backup pad 1271, and then makes things convenient for operating personnel to assemble.

In one embodiment, for the electrical control box 4, the mounting plate 42 is inserted downwards to be clamped on the first jaw 140 of the support plate 14 for pre-positioning, and then the first extension plate 421 is fixed on the support plate 14 by screws.

In one embodiment, for the installation of other auxiliary devices, the installation space is mainly formed between the second mounting frame 133 and the side plate 12 on the adjacent side, and the sensor (such as a water level detector) and the drain pump 7 are installed in the installation space according to the requirement, and the water level detector and the drain pump are located in the installation space.

Specifically, in the assembly process, taking the sensor as a water level detector as an example, the water level detector may be inserted into the second mounting bracket 133 through the fixing bracket 61, and the fixing bracket 61 may be clamped at a lower position of the second mounting bracket 133 in a clamping manner.

And, for the drain pump, it is installed into the installation space through one of the installation openings 123 of the side plate 12. In order to conveniently and fixedly support the drain pump, the drain pump may be mounted on the corresponding baffle 124 through a pump mount.

In one embodiment, after the fan 3, the heat exchanger 2 and other related components are assembled, the water pan 5 is fastened to the heat exchanger 2, and finally, the bottom plate 13 is installed to complete the whole assembly operation.

In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A suspended indoor unit, comprising:

the supporting plate is fixed on the reinforcing part, the first clamping tongue is clamped in the first clamping groove, and the bottom plate is arranged on the supporting plate;

a heat exchanger;

the fan comprises a motor, an impeller, a volute and a motor support, the motor support comprises a suspension bracket and a fixed frame, a connecting hole and a fixing hole are respectively formed in two sides of the fixed frame, a hook and a stud are respectively arranged on two sides of the bottom of the suspension bracket, a connecting support leg is arranged on the top of the suspension bracket, the hook hooks the connecting hole, the stud penetrates through the fixing hole and is in threaded connection with a fastening nut, two end parts of the motor are clamped between the suspension bracket and the fixed frame, the impeller is in driving connection with the motor, and the impeller is arranged in the volute;

the connection supporting legs are arranged on the reinforcing portion, the suspension bracket is arranged on one side of the supporting plate, and the heat exchanger is arranged on the other side of the supporting plate.

2. The hanging indoor unit as claimed in claim 1, wherein the scroll casing comprises a first casing and a second casing, inner walls of the first casing and the second casing are both arc surfaces, two end portions of one side of the first casing are respectively provided with a positioning clamping groove, two end portions of the other side of the first casing are respectively provided with a plug buckle, two end portions of one side of the second casing are respectively provided with a positioning clamping tongue, two end portions of the other side of the second casing are respectively provided with a buckle, the positioning clamping tongue and the buckle both extend upwards, the impeller is positioned between the first casing and the second casing, the positioning clamping tongue is inserted into the positioning clamping groove, and the buckle is inserted into the plug buckle; wherein the first housing is located above the second housing.

3. The hanging indoor unit as claimed in claim 2, wherein the side edge of the first casing is provided with a first positioning hole, and the side edge of the second casing is provided with a first positioning post extending upward, the first positioning post being inserted into the first positioning hole;

and/or one side of the positioning clamping tongue is provided with a second positioning column which extends upwards, one side of the positioning clamping groove is provided with a second positioning hole, and the second positioning column is inserted into the second positioning hole.

4. The hanging indoor unit as claimed in claim 2, wherein the support plate is provided with a vent, the lower edge of the vent is provided with an auxiliary guide plate, the support plate is provided with slits on both sides of the auxiliary guide plate, the slits are communicated with the vent, and the slits extend downward; a first volute tongue extending outwards is arranged at one side of the first shell, a second volute tongue extending outwards is arranged at one side of the second shell, and an air blowing port is formed between the first volute tongue and the second volute tongue; the first volute tongue is provided with an air deflector, the cross section of the air deflector is of a U-shaped structure, two sides of the air deflector are inserted into the ventilation opening through the gap, the air deflector and the auxiliary guide plate form an air supply channel, and the air supply channel extends towards the direction of the heat exchanger.

5. The suspended indoor unit according to claim 1, wherein the hook extends upward and the stud extends downward.

6. The hanging indoor unit as claimed in claim 1, wherein a first mounting bracket is provided on one of the side plates, a first support plate is provided on the first mounting bracket, a second mounting bracket is further provided on the front edge of the bottom plate, a second support plate is provided on the second mounting bracket and is adjacent to the other side plate, and an auxiliary connecting member is further provided on the support plate, the auxiliary connecting member extending obliquely downward toward the second support plate; one end of the heat exchanger is fixed on the lower surface of the first supporting plate, and the other end of the heat exchanger is fixed between the second supporting plate and the auxiliary connecting piece.

7. The hanging indoor unit of claim 1, further comprising an electrical box, wherein the electrical box comprises an electrical control plate, a mounting plate and a box cover, one side of the mounting plate is provided with a first bent extension plate, the other side of the mounting plate is provided with a second bent extension plate, the electrical control plate is arranged on the mounting plate, and the mounting plate is arranged between the upper cover plate and the bottom plate;

the two side plates are divided into a first side plate and a second side plate, the length of the first side plate is smaller than that of the second side plate, the box cover and the first side plate are arranged side by side and arranged on the supporting plate, and the box cover is arranged on the supporting plate and covers the electric control plate.

8. The hanging indoor unit as claimed in claim 7, wherein the support plate is provided with a first jaw extending downward, the first extension plate is provided with a first engaging hole, and the first jaw is engaged in the first engaging hole;

the upper edge of first extension plate is provided with the second jack catch of outside perk, the second jack catch extends up, the second jack catch card is in the edge of upper cover plate.

9. The suspended indoor unit of claim 1, wherein the base plate comprises a lower front plate and a lower rear plate, the lower front plate and the lower rear plate being clamped together;

the front edge and the rear edge of the lower front plate are respectively provided with a first inner folding edge, wherein one first inner folding edge is provided with a second clamping groove, the front edge and the rear edge of the lower rear plate are respectively provided with a second inner folding edge, one second inner folding edge is provided with a second clamping tongue extending upwards, and the second clamping tongue is clamped in the corresponding second clamping groove;

and/or, at least one be provided with the installing port on the curb plate, the shell still includes the baffle, be provided with the third block tongue that extends up on one end of baffle, be provided with the third draw-in groove on the curb plate, the third block tongue card is in the third draw-in groove, another tip of baffle passes through the fix with screw on the curb plate.

10. The hanging indoor unit of claim 1, further comprising a hook, wherein a fourth latch is disposed at a lower end of the hook, the fourth latch extends upward, a fourth engaging groove is disposed on the side plate, a lower flange is disposed at each of two ends of the upper cover plate, the fourth latch is engaged with the fourth engaging groove, and an upper end of the hook is fixed to the lower flange by a screw.

Images