WO2021120360A1 - Unité de base et ventilateur de refroidissement de bureau - Google Patents

Unité de base et ventilateur de refroidissement de bureau Download PDF

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Publication number
WO2021120360A1
WO2021120360A1 PCT/CN2020/072298 CN2020072298W WO2021120360A1 WO 2021120360 A1 WO2021120360 A1 WO 2021120360A1 CN 2020072298 W CN2020072298 W CN 2020072298W WO 2021120360 A1 WO2021120360 A1 WO 2021120360A1
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WO
WIPO (PCT)
Prior art keywords
base
mounting part
unit mounting
unit
refrigerant
Prior art date
Application number
PCT/CN2020/072298
Other languages
English (en)
Inventor
Naresh Kumra
Zhenmin CUI
Yi PU
Original Assignee
Jmatek (Zhongshan) 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
Application filed by Jmatek (Zhongshan) Ltd. filed Critical Jmatek (Zhongshan) Ltd.
Publication of WO2021120360A1 publication Critical patent/WO2021120360A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
    • F24F6/04—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements
    • 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
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
    • F04D17/04—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal of transverse-flow type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/053—Shafts
    • 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
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663—Sound attenuation
    • 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
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/029—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by the layout or mutual arrangement of components, e.g. of compressors or fans
    • 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
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/037—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing with humidification means
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
    • 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
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/028—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts
    • F24F1/0287—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing characterised by air supply means, e.g. fan casings, internal dampers or ducts with vertically arranged fan axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F2006/001—Air-humidification, e.g. cooling by humidification using a water curtain
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F2006/008—Air-humidifier with water reservoir
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00—Air-humidification, e.g. cooling by humidification
    • F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
    • F24F6/04—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements
    • F24F2006/046—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using stationary unheated wet elements with a water pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation

Definitions

  • the present invention belongs to the technical field of domestic electrical appliances for cooling, and in particular to a small base unit and a desktop cooling fan which are applied to the field of home life or office work comprising a desktop or a table top.
  • the air channel system generally uses a small axial flow fan of a computer cooling fan, with small air volume and high noise.
  • the refrigeration system generally uses self-absorbent wet curtain paper, which is poor in cooling effect and is not durable. After a period of use, the paper will turn yellow by oxidation, and cannot be washed. The design of the whole machine cannot meet the needs of customers.
  • the cooling effect is poor, the air volume is small, the air speed is small, the air supply distance is short, and the noise is high.
  • an object of the present invention is to provide a base unit and a desktop cooling fan with a modular design.
  • the base unit disclosed in the present invention comprises a base for detachably carrying at least any one of a front panel unit, a cooling unit, an air supply unit, a cover unit, and a refrigerant unit,
  • the base comprises at least any one of a front panel unit mounting part, a cooling unit mounting part, an air supply unit mounting part, a cover unit mounting part, and a refrigerant unit mounting part:
  • a front panel unit mounting part which is formed on a front part of the base
  • a cooling unit mounting part which is formed on an upper part of the base (the upper part here refers to the part of the base which comprises the upper surface or the base which is located near the upper surface as a whole, the same applies hereinafter) and is adjacent to the air supply unit mounting part;
  • an air supply unit mounting part which is formed on an upper part of the base and is adjacent to the cooling unit mounting part;
  • a cover unit mounting part which is formed on an edge of the base
  • a refrigerant unit mounting part which is formed on an upper part of the base
  • each of the front panel unit mounting part, the cooling unit mounting part, the air supply unit mounting part, the cover unit mounting part, and the refrigerant unit mounting part comprises a connecting part
  • the connecting part comprises at least a snap-fitting part (such as a bayonet, a tenon-and-mortise structure, a push-pull groove, and other cooperating structures) which is snap-fit by a protruding structure or a recessed structure that cooperates with each other or a screw-threaded part (such as a screw/thread hole connection structure, a screw/nut/through hole, and other cooperating connection structures) in which screwed connectors are connected to each other.
  • the snap-fitting part comprises a neck configured to be snap-fit with the protruding structure on the front panel unit or a flange configured to be snap-fit with the neck structure on the front panel unit.
  • aneck comprises an open groove structure (that is, a structure that is not closed on one side and functions as snap fit as a whole, such as type) formed at a position deviating from the edge of the base or a stepped groove structure (that is, a structure in which one side that is not closed is stepped and functions as snap fit as a whole, such as type) .
  • the front panel unit mounting part is formed at an edge part of a front part of the base.
  • the snap-fitting part comprises a neck recessed toward the inside of the base or a flange protruding toward the outside of the base, and the neck or flange is used to be correspondingly snap-fit with the front panel unit, the cooling unit, the air supply unit, the cover unit, and the refrigerant unit.
  • the base unit disclosed in the present invention at least comprises a base for detachably carrying at least any one of a front panel unit, a cooling unit, an air supply unit, a cover unit, and a refrigerant unit, and a partition structure for separating the upper part of the base into a water channel region and an air channel region,
  • partition structure is formed on the upper part of the base and protrudes outward from the base to the upper part thereof, and a tight water-proof structure is formed at the connection between the partition structure and the base;
  • the base comprises at least any one of a front panel unit mounting part, a cooling unit mounting part, an air supply unit mounting part, a cover unit mounting part, and a refrigerant unit mounting part:
  • a front panel unit mounting part which is formed on a front part of the base, wherein the snap-fitting part comprises a neck configured to be snap-fit with the protruding structure on the front panel unit or a flange configured to be snap-fit with the neck structure on the front panel unit;
  • a cooling unit mounting part which is formed on an upper part of the base and is adjacent to the air supply unit mounting part;
  • an air supply unit mounting part which is formed on an upper part of the base and is adjacent to the cooling unit mounting part;
  • a cover unit mounting part which is formed on an edge of the base
  • a refrigerant unit mounting part which is formed on an upper part of the base
  • the air channel region is formed with at least an air supply unit mounting part
  • the water channel region is formed with at least a cooling unit mounting part
  • the base unit further comprises an edge plate structure at least on the upper part of an edge position of the water channel region and protruding outward from the base to the upper part thereof, the edge plate structure and the partition structure form a closed structure around the water channel region, and the closed structure is a cavity at least partially closed at the part adjacent to the base.
  • the desktop cooling fan disclosed by the invention comprises:
  • a base unit comprising a base
  • the base comprises at least any one of a front panel unit mounting part, a cooling unit mounting part, an air supply unit mounting part, a cover unit mounting part, and a refrigerant unit mounting part
  • each of the front panel unit mounting part, the cooling unit mounting part, the air supply unit mounting part, the cover unit mounting part, and the refrigerant unit mounting part comprises a connecting part
  • the connecting part comprises at least a snap-fitting part (such as a bayonet, a tenon-and-mortise structure, apush-pull groove, and other cooperating structures) which is snap-fit by a protruding structure or a recessed structure that cooperates with each other or a screw-threaded part (such as a screw/thread hole connection structure, a screw/nut/through hole, and other cooperating connection structures) in which screwed connectors are connected to each other, and a slot or neck is snap-fit with the neck or slot on the front panel unit and/or
  • the base is at least provided with at least any one of a front panel unit, a cooling unit, an air supply unit, a cover unit, and a refrigerant unit corresponding to the front panel unit mounting part, the cooling unit mounting part, the air supply unit mounting part, the cover unit mounting part, or the refrigerant unit mounting part;
  • a front panel unit which comprises at least a front panel, and is at least provided with a docking part at a lower part thereof, wherein the docking part is connected to the connecting part of the front panel unit mounting part in a corresponding and matching manner;
  • a cooling unit which comprises at least a wet curtain and a wet curtain support for supporting the wet curtain, wherein the wet curtain frame is at least provided with a docking part at a lower part thereof, and the docking part is connected to the connecting part of the cooling unit mounting part in a corresponding and matching manner;
  • an air supply unit which comprises at least a fan structure driven by a motor and an air channel structure, wherein the air channel structure has at least an air inlet adjacent to the wet curtain, an air outlet for outputting cool air to the outside, and an air channel connecting the air inlet and the air outlet, the main body of the fan structure is located in the air channel between the air inlet and the air outlet, the fan structure of the air supply unit is provided with a docking part at a lower part thereof, and the docking part is connected to the connecting part of the air supply unit mounting part in a corresponding and matching manner;
  • a refrigerant unit which comprises at least a container for accommodating a refrigerant, the refrigerant unit is at least provided with a docking part at a lower part thereof, and the docking part is connected to the connecting part of the refrigerant unit mounting part in a corresponding and matching manner;
  • a cover unit which comprises a housing, the housing forms a box structure at least together with the base and the front panel in a matching manner, the housing is at least provided with a docking part at a lower part thereof, and the docking part is connected to the connecting part of the cover unit mounting part in a corresponding and matching manner;
  • the fan structure of the air supply unit comprises a fan system and a motor system
  • the fan system comprises a cross-flow fan main body and a rotation support structure
  • the rotating shaft of the cross-flow fan main body is vertically provided
  • the rotation support structure comprises at least a downward-rotating shaft connected to a lower end of the cross-flow fan main body and provided along the rotating shaft thereof, and the downward-rotating shaft protrudes downward from the cross-flow fan main body or is recessed in the cross-flow fan main body;
  • the motor system comprises a motor having a motor shaft and a transmission structure, the motor is provided on an upper part of the fan structure, the transmission structure is provided on an upper part of the cross-flow fan body and is connected to the rotating shaft of the cross-flow fan body by an upper part of the cross-flow fan body, the motor shaft is connected to the transmission structure and provides the cross-flow fan main body with power to rotate it;
  • the air supply unit mounting part on the base comprises a pivot structure, and the pivot structure is configured to be movably connected to the downward-rotating shaft in cooperation with the downward-rotating shaft (when being operated, the downward-rotating shaft is supported by the pivot structure to rotate.
  • the pivot structure here can be a bearing provided at a corresponding position on the base.
  • the bearing When being connected, the bearing can be connected to the downward-rotating shaft by the inner ring of the bearing, and the outer ring of the bearing can be fixedly connected to the base; or a groove-type structure matches with the downward-rotating shaft., that is, a groove axially corresponding to the downward-rotating shaft is provided at the position on the base corresponding to the rotating shaft, the downward-rotating shaft is movably accommodated in the groove, and other structures having the same or similar functions are available) .
  • the motor is preferably a shaded-pole motor.
  • the pivot structure comprises a bearing structure or a rotating groove structure:
  • the bearing structure comprises a bearing having an outer ring and a bearing located on the inner side of the outer ring and capable of rotating around a central shaft relative to the outer ring, the downward-rotating shaft protruding below the cross-flow fan main body is connected to the inner ring, and the outer ring is connected to the base;
  • the rotating groove structure comprises a rotating groove which is recessed toward the base corresponding to the downward-rotating shaft and a rotating groove carrier which forms the rotating groove, the rotating groove carrier is located at the air supply unit mounting part of the base, and the downward-rotating shaft protruding below the cross-flow fan main body is at least movably mounted to the rotating groove at the lower end thereof.
  • the refrigerant unit comprises a container for containing an internal cavity of the refrigerant, and the container has at least a liquid outlet at the bottom part thereof communicated with the internal cavity of the container;
  • the base also has at least a liquid receiving chamber in the refrigerant unit mounting part, and the liquid receiving chamber has a liquid receiving port corresponding to the liquid outlet.
  • the liquid outlet of the container is further provided with a one-way valve, and the one-way valve limits the refrigerant in the container in the operating state flowing from the liquid outlet to a liquid receiving port.
  • the one-way valve comprises an inner seal, a T-shaped member, and a return spring
  • the T-shaped member comprises a connecting rod and a limiting member I formed at one end of the connecting rod, the connecting rod of the T-shaped member is penetratingly connected to the liquid outlet, and the limiting member I and the inner seal are placed at both sides of the liquid outlet, respectively
  • the return spring is sleeved on a part of the connecting rod located outside the liquid outlet, the size of the limiting member I is larger than the inner diameter of the return spring and limits the return spring to the connecting rod, and the return spring on the one-way valve is always in a compressed state (the length of the return spring in the relaxed state is greater than the maximum length of the connecting rod outside the liquid outlet) ;
  • the inner seal is limited to the other end of the connecting rod, and the inner seal forms a seal on the liquid outlet when the inside of the container is attached to the liquid outlet.
  • the refrigerant unit mounting part of the base is further provided with a top pressing member, and the top pressing member is provided corresponding to one end of the connecting rod of the one-way valve so that when in an operating state, the upper end of the top pressing member abuts against the one end of the connecting rod and compresses the return spring to remove the inner seal from the liquid outlet (that is, the inner seal is not sealed with the liquid outlet, so that the refrigerant can flow) .
  • the top pressing member is of a long and straight type as a whole, and the lower end of the top pressing member is connected to the liquid receiving chamber below the liquid receiving port.
  • the cooling unit further comprises a delivering system
  • the delivering system comprises a delivering pipe and a delivering pump provided in the liquid receiving chamber for outputting the refrigerant medium stored in the liquid receiving chamber, the inlet end of the delivering pipe is connected to the output pipe of the delivering pump, and the outlet end of the delivering pipe is connected to the upper part of the wet curtain for outputting the refrigerant to the wet curtain.
  • the cooling unit further comprises a distributor, the distributor has a liquid distribution chamber therein and a liquid inlet end and a distribution end of the distributor communicated with the liquid distribution chamber, the liquid inlet end of the distributor is connected with the outlet end of the delivering pipe for receiving the refrigerant output from the delivering pipe, the distributing end has a plurality of distributing openings provided dispersedly, and the refrigerant is delivered dispersedly through the plurality of distributing openings to the wet curtain.
  • the housing of the cover unit has at least an opening on one side of the front panel, the base is located at the lower part of the housing, and the housing and the bottom form a space for accommodating at least one of the cooling unit, the air supply unit and the refrigerant unit:
  • the cooling unit is provided to the cooling unit mounting part
  • the air supply unit is provided to the air supply unit mounting part;
  • the refrigerant unit is provided to the refrigerant unit mounting part.
  • the housing of the cover unit further has a limiting position
  • the container of the refrigerant unit further has a limiting part
  • the limiting part and the limiting position cooperate with each other
  • the container is limited to the housing by cooperation between the limiting part and the limiting position.
  • the base is located at the lower part of the housing, and the housing and the bottom form a space for accommodating at least any one of the cooling unit and the air supply unit,
  • the limiting position is formed on the outer wall of the housing
  • the container is provided outside the housing through the limitation of the limiting position and the limiting part on the outer wall
  • the housing is provided with a penetrating housing corresponding to the top pressing member and a limiting port which cooperates with the liquid outlet and the liquid receiving port, and when the one-way valve on the housing is in an operating state through the limiting port, one end of the connecting rod abuts against the upper end of the top pressing member and compresses the return spring to remove the inner seal from the liquid outlet.
  • the limiting position formed on the outer wall of the housing comprises a sliding rail I protruding toward the outside of the housing or a sliding groove I recessed toward the inside of the housing, and the limiting part on the container is formed on the outer wall of the container and comprises a sliding groove II which cooperates with the above sliding rail I or a sliding rail II that cooperates with the above sliding groove I.
  • the base further comprises a partition structure for separating the upper part of the base into a water channel region and an air channel region, the partition structure is formed on the upper part of the base and protrudes outward from the base to the upper part thereof, and a tight water-proof structure is formed at the connection between the partition structure and the base;
  • the air channel region is formed with at least an air supply unit mounting part
  • the water channel region is formed with at least a cooling unit mounting part
  • the base unit further comprises an edge plate structure at least on the upper part of an edge position of the water channel region and protruding outward from the base to the upper part thereof, the edge plate structure and the partition structure form a closed structure around the water channel region, and the closed structure is a cavity at least partially closed at the part adjacent to the base.
  • the entire machine of the desktop cooling fan of the present invention preferably adopts the design of a cross-flow fan and a shaded-pole motor.
  • the cross-flow fan has a relatively low noise
  • the shaded-pole motor is high in speed, low in noise, and low in cost.
  • the high speed of the motor provides power for the fan, so that the whole machine has a larger air volume and air speed, and the noise of the whole machine is lower than that of machines using centrifugal fans and axial flow fans.
  • FIG. 1 is a schematic diagram of an exploded state in an embodiment of a desktop cooling fan according to the present invention
  • FIG. 2 is a schematic diagram of an entire assembled state in an embodiment of FIG. 1;
  • FIG. 3 is a schematic diagram and a partially enlarged diagram in a connection state of a container (a water tank) in an embodiment of FIG. 1;
  • FIG. 4 is a top schematic diagram of an embodiment of FIG. 1;
  • FIG. 5 is a schematic diagram of a connection state of a wet curtain in an embodiment of FIG. 1;
  • FIG. 6 is a schematic diagram of a state of an air channel structure in an embodiment of FIG. 1;
  • FIG. 7 is a schematic diagram of a connection state of a water pump in an embodiment of FIG. 1;
  • FIG. 8 is a schematic diagram of a form of a container (water tank) in an embodiment of FIG. 1;
  • FIG. 9 is a schematic diagram of a shape of a housing in an embodiment of FIG. 1;
  • FIG. 10 is a schematic diagram of a connection state between a container (a water tank) and a housing in an embodiment of FIG. 1;
  • FIG. 11 is a schematic diagram of an isolation state of a partition structure on a base in an embodiment of FIG. 1;
  • FIG. 12 is a schematic diagram of a connection state of an air supply unit in an embodiment of FIG. 1.
  • the base unit 1000 which is a modular design, is located at the level of the entire cooling fan product as a whole, and is used to carry the remaining components, that is, the remaining parts.
  • a functional structure such as the front panel unit 2000 or the cooling unit 3000 or the air supply unit 4000 or the cover unit 6000 or the refrigerant unit 5000 is used a unit structure of modular design, it can be organized on the base unit 1000 in an assembly connection manner such as a plug-in connection between sockets/pins/sliding rails/sliding grooves, a connection between screws/bolts/screw holes/nuts.
  • the surface part (here the surface comprises the upper surface, that is, the part of the base 1010 other than the lowermost part, and of course, further comprises the part that can be involved (bottom part) in order to meet the mounting of some units such as the cover unit 6000) is divided into at least the front panel unit mounting part, the cooling unit mounting part, the air supply unit mounting part, the cover unit mounting part, and the refrigerant unit mounting part for detachably mounting the front panel unit 2000, the cooling unit 3000, the air supply unit 4000, the cover unit 6000, and the refrigerant unit 5000. These units are assembled to the corresponding mounting unit positions on the base 1010 in one-to-one correspondence.
  • the cooling unit 3000, the air supply unit 4000, and the refrigerant unit 5000 may be located on the upper surface part of the base 1010 as a whole, that is, the cooling unit mounting part, the air supply unit mounting part, and the refrigerant unit mounting part may be formed on the upper part of the base 1010.
  • these mounting parts may be provided on the upper surface part of the base 1010 or at least on the upper part of the upper surface. This is provided to facilitate mounting.
  • a front panel unit mounting part may be mounted at the front of the base 1010 for vertical mounting the front panel unit 2000. In the figure, the front panel of the front panel unit 2000 is mounted on the base 1010 from top to bottom.
  • a cover unit mounting part may be provided at the bottom of the base 1010 or at a side position near the bottom for mounting and providing the cover unit 6000.
  • the part, which is adjacent to the front panel, of the front part of the cover 6010 of the cover unit 6000 is also provided with a structure matching with the front panel, such as a neck matching with the edge of the front panel, so as to improve the fastness of the mounting connection between the front panel and the cover 6010 and the base 1010.
  • connection between the cooling unit 3000, the air supply unit 4000, the refrigerant unit 5000, and the base 1010 may be connected, limited or fixed using a snap-fitting manner, that is, using at least two structures that cooperate with each other and are snap-fit, such as using a tenon-and-mortise structure, a neck and bayonet structure and so on. They can also be connected, limited or fixed using mating threaded structure members, such as using screws with external threads to pass through the through holes provided in the cover 6010 and connected to the base 1010 with screw holes.
  • a partition structure 1020 separating the water channel region 1090 and the air channel region 1080 can also be implemented on the base 1010.
  • the partition structure 1020 is provided at the abutting position of the two regions, and is a continuous structure protruding from the corresponding position of the base 1010 to the outside of the base 1010.
  • the junction of the continuous structure and the surface of the base 1010 in the mounted state is in a closed and isolated state, which can effectively limit the range of the water channel region 1090 to the corresponding region.
  • this partition structure 1020 may be a straight plate structure protruding vertically to the outside of the base 1010 (here perpendicular to the surface of the base 1010) , as shown in FIG. 7; may be a curved structure protruding vertically to the outside of the base 1010 (here perpendicular to the surface of the base 1010) ; it will be enough as long as a complete closed structure can be formed around the water channel region 1090, that is, it will be enough as long as a container 5010-shaped region containing a refrigerant can be formed.
  • the base 1010 also has a leg or a pad structure for supporting the base 1010, which can be provided on the side opposite to each unit mounting part or on the side of the base 1010, that is, at the bottom or bottom surface of the base 1010 or the outer side or the inner side of the periphery, so as to support the base 1010 or the entire fan.
  • the entire desktop cooling fan can comprise the following parts that can be independently detached and mounted.
  • the base unit 1000 is specifically shown in FIG. 11.
  • the base unit is a basic structure that functions as a connection in the entire cold water fan (that is, the remaining functional units will be functionally connected to or associated with the base unit 1000) , and the remaining functional structural units can be mounted on the structure or associated with the structure.
  • the partition structure 1020 protruding to the outside of the base 1010 divides the base 1010 into a water channel region 1090 and an air channel region 1080.
  • the partition structure 1020 and the edge of the adjacent base 1010 convexly form a space for collecting the refrigerant dripped by the wet curtain 3021 during use, and the space is also used to accommodate a pump for delivering the refrigerant to the wet curtain 3021.
  • the refrigerant is delivered by the pump through a liquid delivering pipe to the upper part of the vertically provided wet curtain 3021 so as to wet the wet curtain 3021.
  • the excess refrigerant returns to the space for recycling.
  • the water channel region 1090 is at least associated with the cooling unit 3000 and the refrigerant unit 5000. That is to say, in the case where the water channel region 1090 is connected to the cooling unit 3000 and the refrigerant unit 5000 without considering additional pipelines, the cooling unit 3000 and the refrigerant unit 5000 should be provided in the water channel region 1090, that is, the situation shown in FIGS 1, 3, 4, 5, 7, etc.
  • the wet curtain support 3010 for carrying the wet curtain 3021 placed the wet curtain 3021 carried by the wet curtain support in the cooling unit mounting part.
  • the wet curtain support 3010 may be a frame structure having a wet curtain 3021 mounting position on the main body.
  • a support structure is provided around the wet curtain 3021 mounting position, that is, the surrounding position, so that the wet curtain 3021 can be stretched and supported on the wet curtain support 3010 smoothly.
  • the lower end of the wet curtain support 3010 is formed with a plurality of bayonets.
  • the bayonets there are a plurality of flange members 1021 provided on the cooling unit mounting part, that is, the flange members 1021 protruding upward are provided on the base 1010 at the corresponding position.
  • the bayonet is snap-in on the flange member 1021 to form a snap-fitting structure, so as to limit and fix the wet curtain support 3010.
  • the bottom of the wet curtain support 3010 may also be provided with a screw hole for screw connection, and a corresponding screwing part is provided at a corresponding cooling unit mounting part, so that it can also pass through the screw hole by screws to further fix the wet curtain support 3010 on the base 1010, so as to obtain better structural stability.
  • the wet curtain 3021 can also be mounted on the wet curtain fixing frame 3022 before being loaded on the wet curtain support 3010.
  • the wet curtain fixing frame 3022 supports the wet curtain 3021 from the lower end of the wet curtain 3021, and the lower end of the wet curtain 3021 is limited to the wet curtain fixing frame 3022, thereby at least facilitating the mounting and fixing of the wet curtain 3021.
  • the bottom of the wet curtain fixing frame 3022 may also be provided at a fixed bayonet fitted with the flange member 1021; it may also be provided at a through hole corresponding to the screwing part, so that the wet curtain fixing frame 3022 can also be fixed in a snap-fitting screwing manner.
  • the front panel unit 2000 provided at the front of the base 1010 has a front panel.
  • the lower end of the front panel especially its edge position, is provided with a convex edge mounted and connected to the base 1010.
  • the convex edge protrudes toward the base 1010.
  • a convex edge groove corresponding to the convex edge is provided on the front of the base 1010, that is, the corresponding front panel mounting part.
  • the convex edge groove is a stepped groove formed on the edge of the base 1010.
  • the convex edge protruding toward the base 1010 is properly matched and connected to the convex edge groove, thereby forming a certain degree of locking and limiting, so that the front panel is mounted and fixed on the base 1010.
  • the connection and fixing of the front panel can also be fixed or connected using a snap-fitting structure or a screwing structure as stated above.
  • the part corresponding to the front panel vacancy above the base 1010 can also have a corresponding convex edge structure and cooperate with the convex edge groove structure on the cover 6010 at the corresponding position to form an effective overall connection structure on the outside of the cooling fan through the connection therebetween.
  • this additional connection is not necessary under the premise of obtaining a stable connection with the base 1010.
  • the main body of the front panel is further provided with an air outlet 2010 passing through the panel.
  • the air outlet 2010 is used to blow out the cool air blown from the air supply unit 4000 from the cooling fan during use to cool the outside.
  • the air outlet 2010 on the front panel is further provided with a direction adjusting mechanism, and the direction adjusting mechanism may comprise a horizontally swinging blade 2011 for vertically adjusting the air supply direction; may also comprise a vertically swinging blade 2020 for horizontally adjusting the air supply direction; such swinging blade for adjusting the air direction may exist at the same time, or a single one may be selected, and the air supply direction may be adjusted only in a single direction. As shown in FIG. 1, there is a case where the air supply direction is adjusted horizontally.
  • the horizontally swinging blade 2011 may be provided with a plurality of horizontally swinging blade 2011 units from top to bottom, and the end at one side of the front side and the back side of each unit is the end shaft, which is used to movably connect to the corresponding end shaft pivot at the edge position of the air outlet 2010.
  • a movable end shaft is connected on the other side of each unit opposite the side where the end shaft is located.
  • the movable end shaft of each unit is used to be movably connected to the same limiting bar.
  • the limiting bar has a movable end hole matched with the movable end part, and the movable end shaft can rotate in the movable end hole.
  • the horizontally swinging blade 2011 can also be connected with a horizontally fluctuating paddle 2012, which can be connected to a certain horizontally swinging blade 2011 unit, as shown in the figure, and can also be connected to a limiting bar.
  • a horizontally fluctuating paddle 2012 fluctuates in the vertical direction
  • the horizontally swinging blade 2011 unit will deflect using the end shaft on one side as the shaft, and the other side will drag the limiting bar so that all the horizontally swinging blades 2011 on the air outlet are driven, and the air supply direction is vertically adjusted.
  • the vertically swinging blade 2020 may be provided with a plurality of vertically swinging blade 2020 units from left to right, and the end at one side of the front side and the back side of each unit is the end shaft, which is used to movably connect to the corresponding vertical end shaft pivot at the edge position of the air outlet 2010.
  • the vertically swinging blade 2020 can also be provided with a structure for horizontally adjusting the air supply direction. That is, a vertical movable end shaft is connected to the other side of each unit opposite the side where the end shaft is located. The vertical movable end shaft of each unit is used to be movably connected to the same horizontal limiting bar.
  • the horizontal limiting bar has a movable end hole matched with the horizontal movable end part, and the movable end shaft can rotate in the movable end hole.
  • the vertically swinging blade 2020 can also be connected with a vertically fluctuating paddle, which can be connected to a certain vertically swinging blade 2020 unit, as shown in the figure, and can also be connected to a horizontal limiting bar.
  • the vertically fluctuating paddle fluctuates in the horizontal direction
  • the vertically swinging blade 2020 unit will deflect using the end shaft on one side as the shaft, and the other side will drag the horizontal limiting bar so that all the vertically swinging blades 2020 on the air outlet 2010 are driven, and the air supply direction is horizontally adjusted.
  • the cover unit 6000 provided on the upper part of the base 1010 from the top to the bottom mainly comprises the cover 6010, which has a pair of opposite surfaces (surface I and surface II) , a top surface, and a right side opposite to the front panel.
  • the base 1010 of the cover 6010 may or may not be provided due to the existence of the base 1010.
  • the figure shows the case where the bottom surface is not provided.
  • the cover 6010 has, at least at the lower end of the opposite surface, a fold that is bent inward.
  • the base 1010 fixes the cover 6010 through the fold. It can be seen that a connection hole can be formed in the fold.
  • the hole can be used to limit the fold to the base 1010 by screws or a clamping block matching with the connecting hole.
  • the base 1010 can also be formed with a fold groove having an opening facing the outside of the base 1010 and extending along the side of the base 1010 to match the fold. The fold moves along the fold groove in the fold groove to assemble the cover 6010 to the base 1010.
  • the surface I of the cover 6010 is adjacent to the wet curtain 3021 of the cooling unit 3000.
  • the air inlet 6011 of the cooling fan is provided on the surface I so that the air outside the machine enters the machine through the air inlet 6011 during operating, exchanges heat with the refrigerant thereon through the wet curtain 3021 to form cool air, and then is blown out from the air outlet on the front panel through the air channel structure 4020 so as to cool the outside.
  • a number of foot pads 7000 may be provided on the parts such as the cover 6010 or the base 1010 in contact with the desktop or the ground to prevent wear.
  • the container 5010 of the refrigerant unit 5000 of the present solution may also be supported outside the housing, and at this time, a container 5010 limiting position for defining the container 5010 may be formed on the housing.
  • the container 5010 limiting position is defined at the edge position of the housing opposite to the front panel, and the refrigerant unit mounting part on the base 1010 is also formed at the corresponding edge position.
  • the L-shaped container 5010 limiting position shown in the figure comprises a part of the top surface near the edge.
  • the part of the top surface sinks a number of depths in parallel, and also comprises a part of right side (that is, the side I) located in the upper part and translating to the direction of the front panel by a certain distance.
  • the sinking or translating side of the sinking part on the top surface and the translating part on the right side can be matched with the size of the container 5010 in the same direction.
  • the container 5010 also forms an approximately square structure as a whole.
  • the side I translating on the right side also has at least one sliding rail structure 6021 protruding toward the container 5010 or a rail structure 5031 recessed toward the housing.
  • a matching rail structure 5031 recessed into the container 5010 or a sliding rail structure 6021 protruding toward the housing is formed on the adjacent side wall of the container 5010;
  • FIG. 8 and FIG. 10 show the case that a pair of sliding rail structures 6021 vertically provided and protruding toward the container 5010 are formed on the side I, or a rail structure 5031 recessed toward the housing is formed on the adjacent side wall of the container 5010.
  • the cross-sectional structure of the main body of the sliding rail structure 6021 here perpendicular to the extension direction is generally shaped, so the rail structure 5031 is also a concave shape matching with it.
  • the setting direction (whether it is horizontal, vertical, or inclined) , the number of settings (whether one or more groups are provided) , the set position (whether it is provided at the edge or the center or other positions) and the set cross-section structure (whether it is provided in a triangular wedge, etc. ) of the sliding rail structure 6021 or the rail structure 5031 are not particularly limited, as long as the cooperation of the sliding rail structure 6021 and the rail structure 5031 is provided to realize the connection and limitation of the container 5010 and the housing.
  • the container 5010 is also provided with a one-way valve 5020, which is used to communicate the container 5010 and the water channel region 1090, that is, the liquid receiving chamber formed on the base 1010 in the operating state, and further provides a delivering pump 3033 provided in the liquid receiving chamber to deliver the refrigerant to the wet curtain 3021 via a delivering pipe 3032.
  • a one-way valve 5020 provided at the bottom of the container 5010 is shown.
  • the one-way valve 5020 comprises an inner seal 5021, a T-shaped member 5022, and a return spring 5023.
  • the T-shaped member 5022 comprises a connecting rod and a limiting member I formed at one end of the connecting rod, and the connecting rod of the T-shaped member 5022 is penetratingly connected to the liquid outlet.
  • the limiting member I and the inner sealing member 5021 are placed on both sides of the liquid outlet, respectively; the return spring 5023 is sleeved on the part where the connecting rod is located outside the liquid outlet, the size of the limiting member I is larger than the inner diameter of the return spring 5023 and limits the return spring 5023 to the connecting rod, and the return spring 5023 on the one-way valve 5020 is always in a compressed state (i.e., the length of the return spring 5023 in the relaxed state is greater than the maximum length of the connecting rod outside the liquid outlet) ; the inner seal 5021 is limited to the other end of the connecting rod, and the inner seal 5021 forms a seal with the liquid outlet when being attached to the liquid outlet from the inside of the container 5010.
  • a top pressing member 1031 is also provided in the liquid receiving chamber.
  • the one-way valve 5020 passes through the liquid receiving port 6012 corresponding to the top pressing member 1031, that is, the liquid receiving port 6012 provided above the top pressing member 1031.
  • the one-way valve 5020 enters the liquid receiving chamber from the liquid receiving port 6012 (of course, at this time, the corresponding position on the cover 6010 should also be provided with a cover 6010 interface for docking.
  • This structure is at least passed by the one-way valve 5020 when entering the liquid receiving chamber) .
  • the top pressing member 1031 is provided corresponding to one end of the connecting rod of the one-way valve 5020, so that in the operating state, the upper end of the top pressing member 1031 is in contact with the one end of the connecting rod and compresses the return spring 5023 to remove the inner seal 5021 from the liquid outlet (that is, the inner seal 5021 is not sealed with the liquid outlet, so that the refrigerant can flow) .
  • the end of the delivering pipe 3032 that delivers the refrigerant to the wet curtain 3021 is also provided with a distributor for distributing the refrigerant to the wet curtain 3021.
  • a liquid distributing chamber and a liquid inlet end of the distributor and a distribution end communicated with the liquid distributing chamber are provided inside the distributor.
  • the liquid inlet end of the distributor is connected to the outlet end of the delivering pipe 3032 for receiving the refrigerant output by the delivering pipe 3032.
  • a plurality of distributing openings, which are dispersedly provided, are provided at the distribution end, and the distribution openings can be directly attached.
  • the refrigerant is dispersedly distributed to the wet curtain 3021 through the plurality of distribution openings.
  • an air supply unit 4000 for air supply should also be provided in the machine body.
  • the air supply unit 4000 comprises a fan structure driven by a motor and an air channel structure 4020, wherein the fan structure adopts the cross-flow fan 4010 driven by a motor.
  • the cross-flow fan 4010 is provided vertically in the air supply unit 4000 of the base 1010, that is, the rotating shaft of the cross-flow fan 4010 is vertical to the base 1010.
  • the lower end of the rotating shaft of the cross-flow fan 4010 has a rotation support mechanism that supports the rotation of the cross-flow fan 4010.
  • the rotation support mechanism may be a downward-rotating shaft protruding downward along the rotating shaft or a downward-rotating shaft recessed inwardly toward the cross-flow fan 4010 in the direction of the rotating shaft; correspondingly to the downward-rotating shaft here, a downward-rotating shaft holder supporting and matching with the downward-rotating shaft needs to be formed correspondingly at the air supply unit mounting part of the base 1010.
  • the downward-rotating shaft holder and the rotating shaft of the cross-flow fan 4010 are coaxially provided, so that the holder must be coaxially provided with the downward-rotating shaft.
  • the connecting part between its matching downward-rotating shaft holder and the downward-rotating shaft should be recessed.
  • Such a recessed structure may be a groove-shaped downward-rotating shaft holder recessed toward the base 1010, or an inner ring of a matching bearing.
  • the inner ring is connected to the convex downward-rotating shaft holder, and the outer ring is fixed to the base 1010.
  • the downward-rotating shaft is a concave structure
  • a convex downward-rotating shaft holder corresponding to the concave structure is provided at the base 1010.
  • the downward-rotating shaft holder can be directly fit and formed into the groove-shaped downward-rotating shaft to support its rotation.
  • the downward-rotating shaft holder is connected to the bearing inner ring, and the outer ring is fixed to the groove-shaped downward-rotating shaft.
  • the motor for driving the cross-flow fan 4010 to rotate around the shaft is located above the cross-flow fan 4010, and drives the rotation of the cross-flow fan 4010 from the upper part of the cross-flow fan 4010.
  • the motor itself can be limited to the corresponding inside of the cover 6010 or the air channel mechanism or the wet curtain 3021 frame and other fixed adjacent structures to meet the requirements of driving the rotation.
  • the motor here can use a shaded-pole motor 4030 to achieve lower operating noise and more stable operation.
  • other types of motors can also be supported.
  • the air channel structure 4020 is formed with a structure which accommodates the cross-flow fan 4010 and in which airflow flows in the cooling fan. It undoubtedly has an air inlet 6011 adjacent to the wet curtain 3021, an air outlet configured to output cool air to the outside, and an air channel connecting the air inlet 6011 and the air outlet and configured to adjust the air direction in the machine.
  • the air outlet is communicated with the air outlet 2010 on the front panel for exhausting air to the outside of the machine.
  • the cross-flow fan 4010 is accommodated in the air channel between the air inlet 6011 and the air outlet.
  • an embodiment of an air supply unit 4000 is shown, in which a cross-flow fan 4010 has a downward-rotating shaft downwardly extending and protruding downward along the rotating shaft, and is supportedly connected to the base 1010 by the downward-rotating shaft.
  • the output end of the shaded-pole motor 4030 is connected above the rotating shaft of the shaded-pole motor 4030, and the shaded-pole motor 4030 is limited to the air channel structure 4020, so that the shaded-pole motor 4030 can drive the cross-flow fan 4010 to rotate around the rotating shaft during operation.
  • Air enters the air inlet 6011 on the cover 6010, and exchanges heat with the refrigerant thereon through the wet curtain 3021, and then is output from the air outlet 2010 on the front panel through the air channel structure 4020.
  • FIGS. 1-12 The mounting and connection state of the cooling fan according to the present invention is shown in FIGS. 1-12.
  • the motor is driven by the cross-flow fan 4010 to rotate.
  • the rotation occurs inside the air channel of the air channel structure 4020 and air enters the air inlet 6011;
  • a container 5010 containing a refrigerant such as water is mounted on the mounting position, and the top of the one-way valve 5020 therebelow is in contact with the top pressing member 1031 on the base 1010.
  • the return spring 5023 is compressed, and the connecting rod is forced to move upward.
  • the limiting member I that seals the liquid outlet from the inner part is loosened, the liquid outlet is turned on, and the refrigerant flows out, and enters the liquid receiving chamber on the base 1010 through the liquid receiving port 6012; under the overall operation, the delivering pump 3033 in the liquid receiving chamber operates and delivers and wets the refrigerant to the wet curtain 3021 through the delivering pipe 3032; the airflow passes through the wet curtain 3021 for heat exchange, cools and becomes cold air, then enters the air channel to turn, and finally is blown out of the machine from the air outlet 2010 on the front panel.
  • the air supply direction can be adjusted by itself, for example, the horizontal paddle 2012 fluctuates up and down to achieve a vertical change in the air direction.
  • the cover 6010 is provided with an air inlet grid to form an air inlet 6011, the front plate is provided with an air outlet, and the air outlet is provided with horizontal blades and vertical blades for adjusting the air direction.
  • the cross-flow fan system is vertically mounted on the chassis.
  • the shaded-pole motor 4030 is provided at the top of the air channel. If the machine tilts, the water in the chassis cannot be sprinkled on the motor to ensure the safety of the whole machine.
  • ribs are provided on the air inlet grid of the cover 6010.
  • the wet curtain 3021 paper water support is mounted on the chassis, forms a guide rail with the ribs of the cover 6010, and is provided with the wet curtain 3021 paper therein.
  • the air inlet 6011 is provided on the rightmost side of the whole machine.
  • the air outlet is provided as close to the left side of the whole machine as possible according to the air channel and the size of the whole machine, so that the distance between the air inlet 6011 and the air outlet is relatively long as possible, thus avoiding return air from affecting the refrigeration efficiency of the whole machine.
  • the air outlet of the machine is trumpet-shaped, which increases the air outlet and can effectively increase the air volume.
  • the water tank is provided at the rear side of the whole machine.
  • the cover 6010 is provided with a rail 1 and the water tank is provided with a rail 2.
  • the water tank is mounted at the rear side of the cover 6010 and is used for mounting and removal through the cooperation of the rails 1 and 2.
  • the water tank and the cover 6010 are mounted through the cooperation of the rails 1 and 2.
  • the water tank moves upward to take out the water tank.
  • the chassis is provided with partition features.
  • the chassis into divided two regions, one region is a fan air channel mounting region, and the other region is a water channel region 1090.
  • the wet curtain 3021 paper support and the water tank are mounted above the water channel region 1090 (as shown in FIGS. 4 and 7) .
  • the control valve of the water tank is pushed open by the top pillars provided on the chassis, the control valve of the water tank is turned on, the water in the water tank flows downwards into the water channel region 1090 of the chassis through the valve (when the water level of the water channel region 1090 reaches the level of the horizontal plane, the valve is turned off by the horizontal plane, and water does not flow downwards any more, and after the water level is lower than the horizontal plane, water in the water tank flows downwards again) , and then water is pumped to the upper water receiving box of the wet curtain 3021 paper support through the water pump provided in the water channel region 1090.
  • the water receiving box is provided with an opening through which water flows downward. Water flows downward to the wet curtain 3021 paper mounted in the wet curtain 3021 paper support through the opening. Water flows downward to the water channel region 1090 of the chassis through the wet curtain 3021 paper.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
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  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
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Abstract

L'invention concerne une unité de base (1000) et un ventilateur de refroidissement de bureau comprenant l'unité de base (1000). L'unité de base (1000) comprend une base (1010) servant à porter de manière amovible au moins l'une quelconque parmi une unité de panneau avant (2000), une unité de refroidissement (3000), une unité d'alimentation en air (4000), une unité de capot (6000) et une unité de fluide frigorigène (5000). Cette structure librement démontée et assemblée offre des performances d'utilisation flexibles et pratiques. Par ailleurs, le dispositif de refroidissement permet également de résoudre efficacement les problèmes de décoloration, de vieillissement et de bruit élevés du rideau humide de l'appareil existant.
PCT/CN2020/072298 2019-12-17 2020-01-15 Unité de base et ventilateur de refroidissement de bureau WO2021120360A1 (fr)

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CN201911307175.6A CN110878975A (zh) 2019-12-17 2019-12-17 桌面冷风扇

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PCT/CN2020/134497 WO2021121078A1 (fr) 2019-12-17 2020-12-08 Unité de base et ventilateur de refroidissement de bureau

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CN115711432B (zh) * 2022-11-01 2024-07-16 青岛海尔空调器有限总公司 空调室外机及空调器

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