WO2020177332A1 - Pompe à eau, dispositif de nettoyage de climatiseur, unité intérieure à montage mural, et climatiseur associé - Google Patents

Pompe à eau, dispositif de nettoyage de climatiseur, unité intérieure à montage mural, et climatiseur associé Download PDF

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Publication number
WO2020177332A1
WO2020177332A1 PCT/CN2019/112443 CN2019112443W WO2020177332A1 WO 2020177332 A1 WO2020177332 A1 WO 2020177332A1 CN 2019112443 W CN2019112443 W CN 2019112443W WO 2020177332 A1 WO2020177332 A1 WO 2020177332A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
pump
uprights
air conditioner
water inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2019/112443
Other languages
English (en)
Chinese (zh)
Inventor
张爱川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN201920267970.6U external-priority patent/CN209818406U/zh
Priority claimed from CN201910159396.7A external-priority patent/CN110017305B/zh
Application filed by Midea Group Co Ltd, GD Midea Air Conditioning Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to EP19798518.7A priority Critical patent/EP3726065B1/fr
Priority to JP2019563167A priority patent/JP7097911B2/ja
Publication of WO2020177332A1 publication Critical patent/WO2020177332A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/22—Cleaning ducts or apparatus

Definitions

  • This application relates to the field of air conditioners, in particular to a water pump, an air conditioner cleaning device, a wall-mounted indoor unit and an air conditioner.
  • Water pumps are usually used as boosting machinery for liquids.
  • a conventional water pump has a water outlet and a water inlet communicating with the water outlet. When the water pump is working, the water pump drives the liquid from the water inlet into the inside of the water pump, and then flows out through the water outlet.
  • fluffs such as hair, fibers, etc.
  • the strong suction of the water pump will suck the fluid-connected fluffs together. These fluffs can easily block the pump and cause damage to the pump.
  • the main purpose of this application is to propose a water pump, which aims to reduce the occurrence of water pump blockage and prolong the service life of the water pump.
  • this application proposes a water pump, which includes a pump body and a plurality of uprights; the pump body has a water outlet and a water inlet communicating with the water outlet; and the plurality of uprights are arranged on the On the pump body, a plurality of the uprights surround the water inlet.
  • the pump body is provided with a water inlet column protruding from the circumference of the water inlet; a plurality of the uprights are arranged on the end surface of the water inlet, and/or a plurality of the uprights are arranged on the inlet The periphery of the water column.
  • a connecting rib is connected between the upright post arranged at the periphery of the water inlet column and the side wall of the water inlet column.
  • a connecting plate is connected between two adjacent upright columns arranged on the periphery of the water inlet column.
  • the connecting plate has three adjacent sides, and the three sides are respectively connected to the surfaces of the adjacent upright post and the pump body.
  • the height of the connecting plate on the surface of the pump body is smaller than the height of the water inlet column on the same surface of the pump body.
  • the height of the connecting plate on the surface of the pump body is not less than 1/5 of the height of the column connected to the connecting plate, and not more than 1/2 of the height of the column.
  • the end surfaces of the plurality of the uprights are flush.
  • the outer diameter of the column gradually decreases in its height direction.
  • a plurality of the uprights surround the water inlet twice or three times.
  • the pump body includes a seat body, a cover body, and a driving blade;
  • the seat body has the water inlet, and a cavity connecting the water inlet and the water outlet, and the cover The body covers the cavity, and the driving blade penetrates the cover body to penetrate the cavity.
  • the present application also provides an air conditioner cleaning device, which includes a water collection box and a water pump; the water outlet of the water pump is in communication with the water collection box.
  • the water pump includes a pump body and a plurality of uprights; the pump body has a water outlet and a water inlet communicating with the water outlet; a plurality of the uprights are arranged on the pump body, and the plurality of uprights surround The water inlet.
  • the outer surface of the pump body of the water pump is laterally provided with a pair of lugs, and the pair of lugs are connected with the water collection box.
  • the air conditioner cleaning device further includes a first rolling brush, a second rolling brush, and a driving assembly; wherein, the first rolling brush and the second rolling brush are vertically arranged on the water collecting box ,
  • the driving assembly is connected with the first roller brush and the second roller brush.
  • the present application also provides a wall-mounted indoor unit and an air conditioner.
  • the air conditioner includes an air conditioner outdoor unit and the wall-mounted indoor unit.
  • the wall-mounted indoor unit and the air conditioner outdoor unit are connected by a refrigerant pipe.
  • the wall-mounted indoor unit includes a casing and an air-conditioning cleaning device, and the air-conditioning cleaning device is installed in the casing to clean the internal components of the wall-mounted indoor unit.
  • the air conditioner cleaning device includes a water collection box and a water pump; the water outlet of the water pump is in communication with the water collection box.
  • the water pump includes a pump body and a plurality of uprights; the pump body has a water outlet and a water inlet communicating with the water outlet; a plurality of the uprights are arranged on the pump body, and the plurality of uprights surround The water inlet.
  • the housing includes a chassis, the chassis is provided with a water receiving groove, and the water pump of the air conditioner cleaning device is in communication with the water receiving groove.
  • a plurality of uprights of the water pump extend into the water receiving tank.
  • the internal component is a filter of the wall-mounted indoor unit.
  • a plurality of uprights are arranged on the water pump, and the plurality of uprights are arranged around the water inlet, so that during the water intake process of the water pump, the The lint is entangled to prevent the lint from being sucked into the water pump, thereby reducing the occurrence of blockage of the water pump and extending the service life of the water pump.
  • the fluff is wound on the column, when cleaning the water pump, only the fluff is pulled out from the column, which is simple and easy to clean.
  • Figure 1 is a schematic structural diagram of an embodiment of a water pump according to this application.
  • Figure 2 is a top view of the water pump in Figure 1;
  • Figure 3 is a cross-sectional view taken along line I-I in Figure 2;
  • Figure 4 is a side view of the water pump in Figure 1;
  • Fig. 5 is a schematic structural diagram of an embodiment of a wall-mounted indoor unit of the application.
  • Figure 6 is a schematic diagram of a part of the structure of the wall-mounted indoor unit in Figure 5;
  • FIG. 7 is a schematic diagram of the air conditioner cleaning device and the filter mesh in FIG. 6;
  • Figure 8 is a cross-sectional view of part of the structure of the wall-mounted indoor unit in Figure 5;
  • Fig. 9 is an enlarged view of A in Fig. 8.
  • This application discloses a water pump, which is used as a pressurizing machine for conveying liquids (for example, water, oil, solution, emulsion and other liquid substances).
  • the water pump can reduce the occurrence of blockage of the water pump and prolong the service life of the water pump.
  • the water pump 100 of the present application includes a pump body 110 and a plurality of uprights 120; the pump body 110 has a water outlet 102 and a water inlet 101 communicating with the water outlet 102; the plurality of uprights 120 are arranged on the pump body 110 Above, and a plurality of uprights 120 surround the water inlet 101.
  • the pump body 110 is provided with a water inlet 101 on its lower surface and a water outlet 102 on its upper surface.
  • a plurality of uprights 120 are arranged on the lower surface of the pump body 110 and surround the water inlet 101.
  • the water pump 100 works, it drives the liquid from the water inlet 101 into its interior, and then drives this part of the liquid out of the water outlet 102.
  • the liquid flows from the gap between the plurality of vertical columns 120 to the water inlet 101, and the floc in the liquid is wound on the plurality of vertical columns 120 and is not easily sucked into the inside of the water pump 100.
  • a plurality of uprights 120 may surround the water inlet 101 along a circular circumference.
  • a plurality of uprights 120 can also surround the water inlet 101 along the circumference of the square.
  • corresponding designs can be made according to the shape of the water inlet 101 and the shape of the pump body 110, and there is no limitation here.
  • a plurality of uprights 120 are arranged on the water pump 100, and the plurality of uprights 120 are arranged around the water inlet 101, so that the plurality of uprights 120 are used to wind the floc in the liquid during the water intake process of the water pump 100 , To prevent floc from being sucked into the water pump 100, thereby reducing the occurrence of clogging of the water pump 100 and prolonging the service life of the water pump 100.
  • the fluff is wound on the column 120, when cleaning the water pump 100, it is only necessary to pull the fluff from the column 120, which is simple and easy to clean.
  • the plurality of uprights 120 may surround the water inlet 101 in one or more circles. It is considered here that if the plurality of uprights 120 only surround the water inlet 101 in one circle, part of the floc may fall off the uprights 120 of the circle under the strong suction of the water pump 100 and be sucked into the water pump 100. Therefore, the number of turns of the plurality of uprights 120 around the water inlet 101 can be appropriately increased.
  • a plurality of uprights 120 may surround the water inlet 101 twice or three times. As for the number of the uprights 120 in each circle, it only needs to be arranged reasonably according to the size of the uprights 120 in each circle, and there is no specific limit here.
  • the post 120 may be arranged in a cylindrical shape, or a polygonal column shape, or a flat sheet shape.
  • the plurality of uprights 120 are arranged in a cylindrical shape, so that the resistance of the uprights 120 to the liquid flow can be reduced, and it is advantageous for the liquid to pass through the gap between adjacent uprights 120 and flow to the water inlet 101.
  • the outer diameter of the column 120 may be gradually reduced in its height direction.
  • the upright post 120 can be "larger up and down smaller", and the outer diameter of the upper end of the upright post 120 is larger, which makes it easier to wind the wool.
  • the lower end of the column 120 has a small outer diameter, which has a small resistance to water flow, and is convenient for water flow to pass.
  • the end surfaces of the plurality of uprights 120 are arranged flush. If a part of the fluff comes off from the post 120 in the outer area, it will eventually be entangled by the post 120 in the inner area as it moves toward the water inlet 101, thereby effectively improving the filtering effect.
  • the pump body 110 in order to facilitate the water pump 100 to drive the liquid to enter from the water inlet 101, the pump body 110 is provided with a water inlet column 114 protruding from the circumference of the water inlet 101.
  • the water pump 100 is used, only the water inlet column 114 of the water pump 100 needs to be kept below the liquid surface to draw liquid.
  • the plurality of vertical columns 120 are arranged on the end surface of the water inlet column 114, and/or the plurality of vertical columns 120 surround the periphery of the water inlet column 114.
  • the plurality of uprights 120 may all be arranged on the end surface of the water inlet column 114 to surround the position closer to the water inlet 101.
  • the plurality of uprights 120 may also be all arranged on the periphery of the water inlet column 114 to surround the outer position of the water inlet 101.
  • a part of the upright column 120 is arranged on the end surface of the water inlet column 114, and the remaining part of the upright column 120 surrounds the periphery of the water inlet column 114.
  • the plurality of uprights 120 includes a plurality of first uprights 120a and a plurality of second uprights 120b.
  • the first upright 120a and the upright 120 are arranged on the end surface of the water inlet 114 and the second upright 120b surrounds the periphery of the water inlet 114. Since the circumference of the first post 120a is smaller than the circumference of the second post 120b, the number of the first post 120a is smaller than the number of the second post 120b.
  • the column 120 ie, the aforementioned second column 120 b disposed on the periphery of the water inlet column 114 is connected with a connecting rib 130 between the side wall of the water inlet column 114.
  • the connecting ribs 130 can strengthen the strength of the column 120 and improve its stability.
  • a connecting plate 140 is connected between two adjacent uprights 120 (ie, the aforementioned second upright 120b) disposed on the periphery of the water inlet column 114.
  • the connecting plate 140 can not only strengthen the strength of the column 120, but also improve its stability.
  • the connecting plate 140 can also intercept the fluff floating on the liquid surface so that it cannot pass between the second uprights 120b, further improving the filtering effect.
  • the connecting plate 140 has three adjacent sides, which are respectively connected to the surfaces of the adjacent pillar 120 and the pump body 110. This design can ensure that the connecting plate 140 intercepts the fluff floating on the liquid surface outside the second upright 120b of the outer ring.
  • the height of the connecting plate 140 on the surface of the pump body 110 is limited to not less than 1/5 of the height of the column 120 connected to the connecting plate 140, and not more than 1/2 of the height of the column 120. .
  • H1 1/5H2, 2/5H2, 1/2 H2.
  • the height of the connecting plate 140 on the surface of the pump body 110 is smaller than the same height of the water inlet column 114 on the pump body 110 The height on the surface. Assuming that the height of the water inlet column 114 on the same surface of the pump body 110 is H3, then H1 and H3 should satisfy H1 ⁇ H3.
  • the pump body 110 includes a seat body 111, a cover 112, and a driving blade 113;
  • the seat body 111 has a water inlet 101, and a water inlet 101 and a water outlet
  • the cavity 103 communicated with 102, the cover 112 covers the cavity 103, and the driving blade 113 penetrates the cover 112 and penetrates the cavity 103.
  • the water inlet 101 is opened on the lower surface of the base 111, and the water outlet 102 is provided on the upper surface of the cover 112.
  • a plurality of uprights 120 are arranged around the water inlet 101.
  • the present application also provides an air conditioner cleaning device 200
  • the air conditioner cleaning device 200 includes a water collection box 210 and a water pump 100
  • the water outlet 102 of the water pump 100 is in communication with the water collection box 210 to Water is supplied to the water collection box 210.
  • the specific structure of the air-conditioning cleaning device 200 refers to the above-mentioned embodiments. Since the air-conditioning cleaning device 200 adopts all the technical solutions of all the above-mentioned embodiments, it also has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments. Do not repeat them one by one.
  • the air conditioner cleaning device 200 is used to clean the internal components of the wall-mounted indoor unit 300.
  • the internal component may be a filter screen, a heat exchanger, or a through-flow wind wheel 320 or the like.
  • the internal component is a filter as an example for explanation.
  • the air conditioner cleaning device 200 is used to clean the filter 330.
  • the air-conditioning cleaning device 200 further includes a first rolling brush 220, a second rolling brush 230, and a driving assembly (not shown); wherein, the first rolling brush 220 and the second rolling brush
  • the rolling brush 230 is vertically arranged on the water collecting box 210 for clamping the filter screen; the driving assembly is connected with the first rolling brush 220 and the second rolling brush 230.
  • an opening is formed at the upper end of the water collection box 210, and the first roller brush 220 is installed in the opening and is at least partially immersed under the water surface of the water collection box 210.
  • the second rolling brush 230 is located on the upper side of the first rolling brush 220 and cooperates with the first rolling brush 220 to clamp one end of the filter screen.
  • the driving assembly is connected with the first roller brush 220 and the second roller brush 230 to drive the second roller brush 230 and the first roller brush 220 to rotate to drive the filter screen to move. During this process, the second rolling brush 230 and the first rolling brush 220 cooperate to brush off the dirt on the filter net.
  • the water pump 100 is installed at the bottom of the water collection box 210.
  • a pair of lugs 115 are protruded laterally on the outer surface of the pump body 110 of the water pump 100, and the pair of lugs 115 are connected to the water collection box 210.
  • the lug 115 and the water collecting box 210 may be connected by a buckle structure or a screw structure.
  • the lug 115 is provided with a through hole, and the through hole is connected to the water collection box 210 by a screw.
  • this application also provides a wall-mounted indoor unit 300, the wall-mounted indoor unit 300 includes a housing 310 and an air conditioner cleaning device 200, the air conditioner cleaning device 200 is installed on the housing 310 Inside, used to clean the internal components of the wall-mounted indoor unit 300.
  • the specific structure of the air conditioner cleaning device 200 refers to the above-mentioned embodiments. Since the wall-mounted indoor unit 300 adopts all the technical solutions of all the above-mentioned embodiments, it also has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments. This will not be repeated one by one.
  • the wall-mounted indoor unit 300 further includes a cross-flow wind wheel 320, a heat exchanger (not shown) and a filter 330.
  • the cross flow wind wheel 330 and the heat exchanger are installed in the housing 310.
  • the housing 310 is provided with an air inlet, a filter grill 340 is installed at the air inlet, and the filter 300 is installed on the filter grill 340.
  • the water source of the air conditioner cleaning device 200 can be condensed water in the water receiving tank 301 of the wall-mounted indoor unit 300 or water outside the wall-mounted indoor unit 300.
  • the housing 310 includes a chassis 311, the chassis 311 is provided with a water receiving tank 301, and the water pump 100 of the air conditioning cleaning device 200 is in communication with the water receiving tank 301.
  • the water receiving tank 301 is used to receive the condensed water generated by the heat exchanger of the wall-mounted indoor unit 300, and this part of the condensed water is pumped by the water pump 100 to clean the filter screen without additional water sources, which improves the utilization rate of water resources.
  • the wall-mounted indoor unit 300 is usually installed in an indoor environment, and the inside of the wall-mounted indoor unit 300 is easy to absorb floss such as hair or fibers.
  • the fluffs fall into the water receiving tank 301, the fluffs will enter the water pump 100 along with the water in the receiving water tank 301, which can easily block the water pump 100 of the air conditioner cleaning device 200, or cause secondary pollution during the cleaning of internal components. .
  • a plurality of uprights 120 of the water pump 100 are extended into the water receiving tank 301.
  • the liquid flows from the gaps between the plurality of columns 120 to the water inlet 101, and the floc in the liquid is wound on the plurality of columns 120 and is not easily sucked into the interior of the water pump 100. Avoid blocking the water pump 100 or secondary pollution during the cleaning process.
  • the application also provides an air conditioner, which includes an air conditioner outdoor unit and a wall-mounted indoor unit, the wall-mounted indoor unit and the air conditioner outdoor unit are connected by a refrigerant pipe.
  • an air conditioner which includes an air conditioner outdoor unit and a wall-mounted indoor unit, the wall-mounted indoor unit and the air conditioner outdoor unit are connected by a refrigerant pipe.
  • the wall-mounted indoor unit refer to the above-mentioned embodiments. Since the air conditioner adopts all the technical solutions of all the above-mentioned embodiments, it also has all the beneficial effects brought by the technical solutions of the above-mentioned embodiments. Go into details one by one.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

L'invention concerne une pompe à eau (100), un dispositif (200) de nettoyage de climatiseur, une unité intérieure à montage mural (300) et un climatiseur associé, l'unité intérieure à montage mural (300) comprenant le dispositif (200) de nettoyage de climatiseur, et le dispositif (200) de nettoyage de climatiseur comprenant la pompe à eau (100). La pompe à eau (100) comprend un élément pompe (110) et une pluralité de montants verticaux (120). L'élément pompe (110) comporte une sortie d'eau (102) et une entrée d'eau (101) en communication avec la sortie d'eau (102). La pluralité de montants verticaux (120) est disposée sur l'élément pompe (110), et entoure l'entrée d'eau (101). Des fibres dans le liquide sont attrapées et emmêlées au moyen des montants verticaux, de sorte à empêcher que les fibres soient aspirées dans la pompe à eau, ce qui permet de réduire l'incidence de colmatage de la pompe, de prolonger la durée de vie de la pompe à eau, et de permettre l'élimination facile des fibres.
PCT/CN2019/112443 2019-03-03 2019-10-22 Pompe à eau, dispositif de nettoyage de climatiseur, unité intérieure à montage mural, et climatiseur associé Ceased WO2020177332A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP19798518.7A EP3726065B1 (fr) 2019-03-03 2019-10-22 Pompe à eau, dispositif de nettoyage de climatiseur, unité intérieure à montage mural, et climatiseur associé
JP2019563167A JP7097911B2 (ja) 2019-03-03 2019-10-22 ウォーターポンプ、空調機用洗浄装置、壁掛型室内機及び空気調和機

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN201920267970.6 2019-03-03
CN201920267970.6U CN209818406U (zh) 2019-03-03 2019-03-03 水泵、空调清洁装置、壁挂式室内机及空调器
CN201910159396.7 2019-03-03
CN201910159396.7A CN110017305B (zh) 2019-03-03 2019-03-03 水泵、空调清洁装置、壁挂式室内机及空调器

Publications (1)

Publication Number Publication Date
WO2020177332A1 true WO2020177332A1 (fr) 2020-09-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/112443 Ceased WO2020177332A1 (fr) 2019-03-03 2019-10-22 Pompe à eau, dispositif de nettoyage de climatiseur, unité intérieure à montage mural, et climatiseur associé

Country Status (3)

Country Link
EP (1) EP3726065B1 (fr)
JP (1) JP7097911B2 (fr)
WO (1) WO2020177332A1 (fr)

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