CN112428775A - Indoor set drainage system and air conditioner - Google Patents
Indoor set drainage system and air conditioner Download PDFInfo
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- CN112428775A CN112428775A CN202011248632.1A CN202011248632A CN112428775A CN 112428775 A CN112428775 A CN 112428775A CN 202011248632 A CN202011248632 A CN 202011248632A CN 112428775 A CN112428775 A CN 112428775A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000009434 installation Methods 0.000 claims description 22
- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 241000532412 Vitex Species 0.000 claims description 2
- 235000001667 Vitex agnus castus Nutrition 0.000 claims description 2
- 238000007599 discharging Methods 0.000 description 5
- 101150006573 PAN1 gene Proteins 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- OFCNXPDARWKPPY-UHFFFAOYSA-N allopurinol Chemical compound OC1=NC=NC2=C1C=NN2 OFCNXPDARWKPPY-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00378—Air-conditioning arrangements specially adapted for particular vehicles for tractor or load vehicle cabins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
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- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The invention relates to the technical field of air conditioner drainage, in particular to an indoor unit drainage system and an air conditioner, which comprise an indoor unit, wherein the indoor unit comprises a bottom shell, a cross-flow fan blade and an evaporator are installed on the bottom shell, a lower drainage tray used for supporting the front end of the evaporator and an upper drainage tray used for supporting the rear end of the evaporator are respectively arranged at the front end and the rear end of the bottom shell, the lower drainage tray comprises a lower drainage channel arranged along the length direction of the indoor unit, a left drainage port and a right drainage port communicated with the lower drainage channel are respectively arranged at the left side and the right side of the indoor unit, the upper drainage tray comprises an upper drainage channel arranged along the length direction of the indoor unit, a left drainage channel and a right drainage channel are respectively arranged at the left side and the right side of the bottom shell, the left drainage channel is communicated with the left end of the lower drainage channel, the right drainage channel is communicated with the right end of the, the upper drainage channel is in an arch shape with a high middle and two low sides. The invention can avoid the condition of water leakage of the indoor unit.
Description
Technical Field
The invention relates to the technical field of air conditioner drainage, in particular to an indoor unit drainage system and an air conditioner.
Background
The existing wall-mounted air conditioner indoor unit is basically drained in a unilateral mode, and condensed water generated by the air conditioner indoor unit is completely guided to a water drainage port through a designed drainage structure and then is drained out of a room through a drainage hose. The drainage structure is relatively simple, and can basically meet the drainage requirement under the conditions of stable installation environment and flat installation position of houses and the like. However, the unilateral drainage structure has certain limitation in the bumpy and unstable environment of a large truck or a ship and the like, when the large truck runs on an uneven road or a parked ground is uneven, and a drainage port is not at the lowest point, the situation that condensed water in the inner machine cannot be drained and then drops indoors easily occurs, and the use experience is greatly influenced. Particularly, the mounting position in the cab of the large truck is uneven, the best balance angle is difficult to find during mounting, and the hidden danger that condensed water of the inner machine flows into the interior is further increased.
Disclosure of Invention
In order to solve the problems, the invention provides an indoor unit drainage system and an air conditioner.
The invention is realized by adopting the following scheme:
an indoor unit drainage system comprises an indoor unit, wherein the indoor unit comprises a bottom shell, a cross-flow fan blade and an evaporator are installed on the bottom shell, the evaporator is located above the cross-flow fan blade, and the indoor unit drainage system is characterized in that the front end and the rear end of the bottom shell are respectively provided with a lower drain pan used for supporting the front end of the evaporator and an upper drain pan used for supporting the rear end of the evaporator, the lower drain pan comprises a lower drainage channel arranged along the length direction of the indoor unit, the left side and the right side of the indoor unit are respectively provided with a left drainage port and a right drainage port communicated with the lower drainage channel, the upper drain pan comprises an upper drainage channel arranged along the length direction of the indoor unit, the left side and the right side of the bottom shell are respectively provided with a left drainage channel and a right drainage channel, and the left drainage channel is communicated with the left end of the upper drainage channel and the left end of the lower drainage channel, the right drainage channel is communicated with the right end of the upper drainage channel and the right end of the lower drainage channel, and the upper drainage channel is in an arch shape with a high middle and two low sides.
Further, lower water tray include along the length direction of indoor set up in be used for on the drain pan supporting main support rib and lower auxiliary support rib under the bottom of the front end of evaporimeter, lower auxiliary support rib is located the rear side of main support rib down, be provided with down main manger plate rib on the drain pan, lower main manger plate rib is located the rear of auxiliary support rib down with drain passage under drain pan and the lower auxiliary support rib formation, the upper end of lower main manger plate rib highly be higher than the height of the bottom of the front end of evaporimeter, the front end of drain pan along the length direction of indoor set still is provided with down auxiliary manger plate rib, the upper end of lower auxiliary manger plate chaser plate rib highly be higher than the height of the bottom of the front end of evaporimeter.
Furthermore, the upper water collecting tray comprises an upper main supporting rib and an upper auxiliary supporting rib which are arranged along the length direction of the indoor unit and used for supporting the bottom of the rear end of the evaporator, the upper auxiliary supporting rib is positioned on the front side of the upper main supporting rib, an upper main water retaining rib is arranged on the bottom shell, the upper main water retaining rib is positioned on the front side of the upper auxiliary supporting rib, the bottom shell and the upper auxiliary diameter rib form an upper water drainage channel, the upper end of the upper main water retaining rib is higher than the bottom of the rear end of the evaporator, an upper auxiliary water retaining rib is further arranged at the rear end of the bottom shell, and the upper end of the upper auxiliary water retaining rib is higher than the bottom of the rear end of the evaporator.
Furthermore, a first notch penetrating through the lower auxiliary supporting rib is formed in the lower auxiliary supporting rib, and a second notch penetrating through the upper auxiliary supporting rib is formed in the upper auxiliary supporting rib.
Furthermore, the bottom shell is provided with an installation cavity corresponding to the through-flow fan blade, the through-flow fan blade is rotatably arranged in the installation cavity, the bottom of the installation cavity is provided with an opening, an air duct is formed by the opening and a gap between the through-flow fan blade and the installation cavity, and a left drainage channel is formed between the left end side wall of the air duct and the bottom shell.
Further, still be provided with in the drain pan with through-flow fan blade drive connection's driving motor, the drain pan corresponds driving motor and is provided with the motor installation department, driving motor pass through motor pressing plate install in the motor installation department, motor pressing plate with the motor installation department passes through draw-in groove structure joint, the right side wall in wind channel, the left side wall of motor installation department, motor and the motor pressing plate form right drainage channel.
Furthermore, the back of the air duct is also provided with back drainage ribs, the back drainage ribs are inclined with the rear ends inclined upwards, the rear ends of the back drainage ribs are abutted to the inner side wall of the bottom shell to form an auxiliary drainage channel, the auxiliary drainage channel is communicated with the right drainage channel, the auxiliary drainage channel is arched, the middle of the auxiliary drainage channel is high, the two ends of the auxiliary drainage channel are low, and the highest point of the auxiliary drainage channel is located on the right side of the middle of the auxiliary drainage channel.
Further, the highest point of the upper drainage channel is located on the right side of the middle of the upper drainage channel.
Furthermore, the lower main supporting rib is in surface contact with the evaporator, and a plurality of first grooves are formed in the contact surface of the lower main supporting rib and the evaporator; the upper main supporting rib is in surface contact with the evaporator, and a plurality of second grooves are formed in the contact surface of the upper main supporting rib and the evaporator.
In addition, the invention also provides an air conditioner which comprises the indoor unit drainage system.
Compared with the prior art, the invention has the following beneficial effects:
in the invention, the indoor unit is internally provided with the left drainage channel and the right drainage channel which are positioned at the left side and the right side of the indoor unit, and the upper drainage channel and the lower drainage channel which are connected with the left drainage channel and the right drainage channel, and the left drainage channel and the right drainage channel are also provided with the left water outlet and the right water outlet, so that condensed water generated in the indoor unit can be discharged from the two sides of the indoor unit, the hidden danger that condensed water cannot be discharged from the drainage pipes due to the inclination of the indoor unit can be eliminated, and the condensed water is effectively prevented from flowing into the indoor.
In addition, the invention adopts a structure of discharging water from the left side and the right side of the indoor unit, and compared with a single-side water discharging borrow port, the invention can avoid the problem that condensed water overflows the contact disc due to too long water discharging path.
In addition, in the invention, the surfaces of the upper main supporting rib and the lower main supporting rib on the bottom shell, which are contacted with the evaporator, are provided with a plurality of groove structures, so that the problem of abnormal sound caused by size change due to temperature change in the running process of the indoor unit can be effectively solved.
Drawings
Fig. 1 is a schematic structural view of an indoor unit drainage system provided by the present invention.
Fig. 2 is a schematic cross-sectional view of fig. 1.
Fig. 3 is a partially enlarged view of a portion a of fig. 2.
Fig. 4 is a partially enlarged view of a portion b in fig. 2.
Fig. 5 is a schematic structural diagram of the front surface of the bottom case provided by the present invention.
Fig. 6 is a schematic cross-sectional view of fig. 5.
Fig. 7 is a schematic cross-sectional view of fig. 6.
Fig. 8 is a schematic structural view of the back surface of the bottom case provided in the present invention.
Fig. 9 is a schematic view of a connection structure between a motor pressing plate and a bottom case according to the present invention.
Fig. 10 is an exploded view of the drainage system of the indoor unit according to the present invention.
The figure includes:
1-bottom shell, 111-lower main supporting rib, 1111-first groove, 112-lower auxiliary supporting rib, 113-lower main water retaining rib, 114-lower auxiliary water retaining rib, 115-lower drainage channel, 121-upper main supporting rib, 1211-second groove, 122-upper auxiliary supporting rib, 123-upper main water retaining rib, 124-upper auxiliary water retaining rib, 125-upper drainage channel, 13-left drainage channel, 14-right drainage channel, 15-installation cavity, 151-back drainage rib, 16-motor installation part, 17-air duct, 2-through-flow fan blade, 3-driving motor, 4-motor pressing plate, 41-clamping groove structure, 5-evaporator, 6-evaporator angle bracket, 7-left water outlet, 8-right water discharge port.
Detailed Description
To facilitate an understanding of the present invention for those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.
Referring to fig. 1 and 10, the indoor unit drainage system provided by the present invention includes an indoor unit, the indoor unit includes a bottom casing 1, a cross-flow fan blade 2 and an evaporator 5 are installed on the bottom casing 1, the evaporator 5 is located above the cross-flow fan blade 2, and is characterized in that a lower drain pan for supporting the front end of the evaporator 5 and an upper drain pan for supporting the rear end of the evaporator 5 are respectively disposed at the front end and the rear end of the bottom casing 1, the lower drain pan includes a lower drainage channel 115 disposed along the length direction of the indoor unit, a left drainage port 7 and a right drainage port 8 communicated with the lower drainage channel 115 are respectively disposed at the left side and the right side of the indoor unit, the upper drainage channel 125 disposed along the length direction of the indoor unit, a left drainage channel 13 and a right drainage channel 14 are respectively disposed at the left side and the right side of the bottom casing 1, the left drainage channel 13 communicates the left end of the upper drainage channel 125 with the left end of the lower drainage channel 115, the right drainage channel 14 communicates the right end of the upper drainage channel 125 with the right end of the lower drainage channel 115, and the upper drainage channel 125 is in an arch shape with a high middle and two low sides. The lower drain pan and the upper drain pan are used for receiving condensed water flowing downwards on the surface of the evaporator 5, the condensed water flowing into the lower drain pan can flow into the lower drain channel 115, then flow out of the indoor unit from the left drain opening 7 and the right drain opening 8 along the lower drain channel 115, the condensed water flowing into the upper drain pan can flow into the upper drain channel 125, then flow to the two ends of the upper drain channel 125 through the gradients of the left side and the right side of the upper drain channel 125, and flow out of the left drain opening 7 and the right drain opening 8 through the left drain channel 13 and the right drain channel 14, wherein the left drain opening 7 and the right drain opening 8 are both used for connecting a drain pipe.
As shown in fig. 2, the lower catch tray includes a bottom lower main support rib 111 and a lower auxiliary support rib 112 provided on the bottom case 1 along the length direction of the indoor unit to support the front end of the evaporator 5, the lower auxiliary supporting ribs 112 are located at the rear side of the lower main supporting ribs 111, the bottom case 1 is provided with lower main water blocking ribs 113, the lower main water blocking ribs 113 are located behind the lower auxiliary support ribs 112 to form lower drainage channels 115 with the bottom case 1 and the lower auxiliary support ribs 112, the upper end of the lower main water blocking rib 113 is higher than the bottom of the front end of the evaporator 5, the front end of the bottom shell 1 is also provided with a lower auxiliary water retaining rib 114 along the length direction of the indoor unit, the upper end of the lower auxiliary water-retaining chaste tree is higher than the bottom of the front end of the evaporator 5. Wherein, the lower ends of the lower main supporting rib 111, the lower auxiliary supporting rib 112, the lower main water retaining rib 113 and the lower auxiliary water retaining rib 114 are connected together by the bottom shell 1 to form a lower water collecting tray, because the upper ends of the lower main water retaining rib 113 and the lower auxiliary water retaining rib 114 are higher than the bottom of the front end of the evaporator 5, and the lower main water retaining rib 113 and the lower auxiliary barrier rib sandwich the bottom of the front end of the evaporator 5, condensed water flowing to the front end of the evaporator 5 along the surface of the evaporator 5 can drop into the lower water collecting tray and enter into the lower water discharging channel 115 to discharge the condensed water out of the indoor unit in time, wherein, a plurality of first notches are arranged on the lower auxiliary supporting rib 112, so that the condensed water in the upper water collecting tray can smoothly flow into the lower water discharging channel 115.
As shown in fig. 2, the upper water pan includes an upper main support rib 121 and an upper auxiliary support rib 122, which are arranged along the length direction of the indoor unit and are used for supporting the bottom of the rear end of the evaporator 5, the upper auxiliary support rib 122 is located at the front side of the upper main support rib 121, an upper main water blocking rib 123 is arranged on the bottom case 1, the upper main water blocking rib 123 is located at the front side of the upper auxiliary support rib 122 and forms an upper drainage channel 125 with the bottom case 1 and the upper auxiliary diameter rib, the upper end of the upper main water blocking rib 123 is higher than the bottom of the rear end of the evaporator 5, the rear end of the bottom case 1 is further provided with an upper auxiliary water blocking rib 124, and the upper end of the upper auxiliary water blocking rib 124 is higher than the bottom of the rear end of the evaporator 5. Wherein, the lower extreme of going up main support rib 121, go up auxiliary support rib 122, go up main water retaining rib 123 and go up auxiliary water retaining rib 124 is connected together by drain pan 1 and is formed last water collector, because the height that the height of the upper end of going up main water retaining rib 123 and last auxiliary water retaining rib all is higher than the height of the bottom of the rear end of evaporimeter 5, and go up main water retaining rib 123 and last auxiliary water retaining rib 124 with the bottom centre of the rear end of evaporimeter 5, consequently the condensation water that flows to the rear end of evaporimeter 5 along the surface of evaporimeter 5 all can drip to the water collector in, and enter into last drainage channel 125, in order in time to discharge condensation water indoor set, wherein, set up a plurality of second breachs on going up auxiliary support rib 122, so that condensation water in the last water collector can smoothly flow into last drainage channel 125.
As shown in fig. 5 and 6, a mounting cavity 15 is formed in the bottom case 1 corresponding to the through-flow fan blade 2, the through-flow fan blade 2 is rotatably disposed in the mounting cavity 15, an opening is formed in the bottom of the mounting cavity 15, an air duct 17 is formed by the opening and a gap between the through-flow fan blade 2 and the mounting cavity 15, and a left drainage channel 13 is formed between the left end side wall of the air duct 17 and the bottom case 1. Still be provided with in the drain pan 1 with driving motor 3 that 2 drives of cross-flow fan blade are connected, as fig. 9, drain pan 1 corresponds driving motor 3 and is provided with motor installation department 16, driving motor 3 pass through motor pressing plate 4 install in motor installation department 16, motor pressing plate 4 with motor installation department 16 passes through draw-in groove structure 41 joint, the right side wall in wind channel 17, motor installation department 16, the left side wall of motor and motor pressing plate 4 form right drainage channel 14, the peak of going up drainage channel 125 is located go up drainage channel 125's right side in the middle of. The driving motor 3 for driving the through-flow fan blade 2 is installed on the right side of the indoor unit, the right drainage channel 14 is a pipeline structure formed by the right side wall of the air duct 17, the motor installation part 16, the left side wall of the motor and the motor pressing plate 4, in order to match the installation structure of the motor and the motor pressing plate 4, the sectional area of the right drainage channel is limited, so that the drainage capacity of the right drainage channel is limited, and the space on the left side of the indoor unit where the left drainage channel 13 is located is relatively open, so that the sectional area of the left drainage channel 13 can be enlarged, the drainage capacity of the left drainage channel 13 is improved, and the overall drainage capacity of the drainage system is improved. Further, as shown in fig. 7, by providing the highest point of the upper drain duct 125 on the right side of the middle of the upper drain duct 125, most of the condensed water received by the upper drain duct 125 can be discharged through the left drain duct 13 and the left drain port 7 of the indoor unit.
Wherein the evaporator 5 is mounted in the bottom shell 1 by means of an evaporator angle bracket 6.
As shown in fig. 8, a back drainage rib 151 is further disposed on the back of the air duct 17, the back drainage rib 151 is inclined with its back end inclined upward, and the back end of the back drainage rib abuts against the inner side wall of the bottom case 1 to form an auxiliary drainage channel, the auxiliary drainage channel is communicated with the right drainage channel 14, the auxiliary drainage channel is arched with a high middle and two low ends, and the highest point of the auxiliary drainage channel is located on the right side of the middle of the auxiliary drainage channel.
The condensed water in the portion located on the right side of the highest point of the upper drainage channel 125 flows into the right drainage channel 14 along the inclination of the portion, and is discharged from the right outlet. In addition, when the amount of condensed water is large in the portion located on the right side of the highest point of the upper drain channel 125, the condensed water may be discharged into the right portion of the auxiliary drain channel formed by the back drain ribs 151 through the gap between the motor pressing plate 4 and the clamping groove of the bottom case 1, and then enter the right drain channel 14 along the right portion of the back drain ribs 151.
As shown in fig. 3 and 4, the lower main supporting rib is in surface contact with the evaporator 5, and a plurality of first grooves 1111 are formed on the contact surface of the lower main supporting rib and the evaporator 5; the upper main supporting rib is in surface contact with the evaporator 5, and a plurality of second grooves 1211 are formed on the contact surface of the upper main supporting rib and the evaporator 5.
In addition, the invention also provides an air conditioner which comprises the indoor unit drainage system.
In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently attached, removably attached, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.
Claims (10)
1. An indoor unit drainage system comprises an indoor unit, wherein the indoor unit comprises a bottom shell, a cross-flow fan blade and an evaporator are installed on the bottom shell, the evaporator is located above the cross-flow fan blade, and the indoor unit drainage system is characterized in that the front end and the rear end of the bottom shell are respectively provided with a lower drain pan used for supporting the front end of the evaporator and an upper drain pan used for supporting the rear end of the evaporator, the lower drain pan comprises a lower drainage channel arranged along the length direction of the indoor unit, the left side and the right side of the indoor unit are respectively provided with a left drainage port and a right drainage port communicated with the lower drainage channel, the upper drain pan comprises an upper drainage channel arranged along the length direction of the indoor unit, the left side and the right side of the bottom shell are respectively provided with a left drainage channel and a right drainage channel, and the left drainage channel is communicated with the left end of the upper drainage channel and the left end of the lower drainage channel, the right drainage channel is communicated with the right end of the upper drainage channel and the right end of the lower drainage channel, and the upper drainage channel is in an arch shape with a high middle and two low sides.
2. The indoor unit drainage system of claim 1, wherein the lower catch tray includes a bottom lower main support rib and a lower auxiliary support rib provided on the bottom casing along a length direction of the indoor unit to support a front end of the evaporator, the lower auxiliary supporting ribs are positioned at the rear side of the lower main supporting ribs, the bottom shell is provided with lower main water retaining ribs, the lower main water retaining rib is positioned behind the lower auxiliary supporting rib and forms a lower drainage channel with the bottom shell and the lower auxiliary supporting rib, the upper end of the lower main water retaining rib is higher than the bottom of the front end of the evaporator, the front end of the bottom shell is also provided with a lower auxiliary water retaining rib along the length direction of the indoor unit, the upper end of the lower auxiliary water-retaining chaste tree is higher than the bottom of the front end of the evaporator.
3. The indoor unit drainage system of claim 2, wherein the upper water pan comprises an upper main support rib and an upper auxiliary support rib which are arranged along the length direction of the indoor unit and used for supporting the bottom of the rear end of the evaporator, the upper auxiliary support rib is positioned on the front side of the upper main support rib, an upper main water blocking rib is arranged on the bottom shell, the upper main water blocking rib is positioned on the front side of the upper auxiliary support rib and forms an upper drainage channel with the bottom shell and the upper auxiliary diameter rib, the upper end of the upper main water blocking rib is higher than the bottom of the rear end of the evaporator, the rear end of the bottom shell is also provided with an upper auxiliary water blocking rib, and the upper end of the upper auxiliary water blocking rib is higher than the bottom of the rear end of the evaporator.
4. The indoor unit drainage system of claim 3, wherein the lower auxiliary support rib is provided with a first notch penetrating through the lower auxiliary support rib, and the upper auxiliary support rib is provided with a second notch penetrating through the upper auxiliary support rib.
5. The indoor unit drainage system of claim 4, wherein the bottom casing is formed with a mounting cavity corresponding to the cross-flow fan blade, the cross-flow fan blade is rotatably disposed in the mounting cavity, an opening is formed at the bottom of the mounting cavity, an air duct is formed by the opening and a gap between the cross-flow fan blade and the mounting cavity, and a left drainage channel is formed between the left end side wall of the air duct and the bottom casing.
6. The indoor unit drainage system of claim 5, wherein a driving motor in driving connection with the cross-flow fan blade is further arranged in the bottom casing, a motor installation part is arranged on the bottom casing corresponding to the driving motor, the driving motor is installed on the motor installation part through a motor pressing plate, the motor pressing plate is clamped with the motor installation part through a clamping groove structure, and a right side wall of the air duct, the motor installation part, a left side wall of the motor and the motor pressing plate form a right drainage channel.
7. The indoor unit drainage system of claim 6, wherein a back drainage rib is further provided on the back of the air duct, the back drainage rib is inclined with its back end inclined upward, and the back end of the back drainage rib abuts against the inner side wall of the bottom casing to form an auxiliary drainage channel, the auxiliary drainage channel is communicated with the right drainage channel, the auxiliary drainage channel is in an arch shape with a high middle and two low ends, and the highest point of the auxiliary drainage channel is located on the right side of the middle of the auxiliary drainage channel.
8. The indoor unit drainage system of claim 6, wherein the highest point of the upper drainage channel is located at the right side of the middle of the upper drainage channel.
9. The indoor unit drainage system of claim 3, wherein the lower main support rib is in surface contact with the evaporator, and a plurality of first grooves are formed on the contact surface of the lower main support rib and the evaporator; the upper main supporting rib is in surface contact with the evaporator, and a plurality of second grooves are formed in the contact surface of the upper main supporting rib and the evaporator.
10. An air conditioner characterized by comprising the indoor unit drain system according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248632.1A CN112428775B (en) | 2020-11-10 | 2020-11-10 | Indoor set drainage system and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248632.1A CN112428775B (en) | 2020-11-10 | 2020-11-10 | Indoor set drainage system and air conditioner |
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| CN112428775A true CN112428775A (en) | 2021-03-02 |
| CN112428775B CN112428775B (en) | 2022-08-19 |
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