CN116499038B - Integrated refrigerator for fresh air system - Google Patents

Integrated refrigerator for fresh air system Download PDF

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Publication number
CN116499038B
CN116499038B CN202310661091.2A CN202310661091A CN116499038B CN 116499038 B CN116499038 B CN 116499038B CN 202310661091 A CN202310661091 A CN 202310661091A CN 116499038 B CN116499038 B CN 116499038B
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CN
China
Prior art keywords
filter screen
outer machine
movable plate
hole
machine
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.)
Active
Application number
CN202310661091.2A
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Chinese (zh)
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CN116499038A (en
Inventor
周武旸
熊绎
刘峻
赵行明
张炜
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.)
China Tower Co ltd Shanghai Branch
Anhui Zhongke Xinyuan Semiconductor Technology Co ltd
Original Assignee
China Tower Co ltd Shanghai Branch
Anhui Zhongke Xinyuan Semiconductor Technology Co ltd
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Publication date
Application filed by China Tower Co ltd Shanghai Branch, Anhui Zhongke Xinyuan Semiconductor Technology Co ltd filed Critical China Tower Co ltd Shanghai Branch
Priority to CN202310661091.2A priority Critical patent/CN116499038B/en
Publication of CN116499038A publication Critical patent/CN116499038A/en
Application granted granted Critical
Publication of CN116499038B publication Critical patent/CN116499038B/en
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Classifications

    • 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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • 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
    • F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
    • 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
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90—Cleaning of purification apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

The invention relates to the technical field of refrigerators, in particular to an integrated refrigerator for a fresh air system; comprising the following steps: an external machine; the outer machine is provided with an air inlet and an air outlet; a condenser is arranged in the outer machine and close to the air inlet; the inner side of the condenser is fixedly connected with a motor through a bracket; the motor output shaft is fixedly connected with fan blades and faces the air outlet; an internal machine; the inner machine is connected with the outer machine through a pipeline and a circuit; a controller; the controller is used for controlling the refrigerator to automatically operate; a filter screen; the filter screen is L-shaped platy; the edges of the filter screen are spread by the filter frame; the filter screen is positioned between the outer side of the condenser and the air inlet; according to the invention, the cleaning movement of the filter screen is automatically triggered by the blocking degree of the filter screen, so that impurities on the filter screen become unobstructed after cleaning, gas is ensured to be filtered by the filter screen and then rushed to the condenser, and the running stability of the integrated refrigerator for the fresh air system is greatly improved.

Description

Integrated refrigerator for fresh air system
Technical Field
The invention relates to the technical field of refrigerators, in particular to an integrated refrigerator for a fresh air system.
Background
The refrigerator transfers heat of the cooled object having a lower temperature to the ambient medium to obtain cold. The heat transferred from a lower temperature object is conventionally referred to as coldness. The fresh air system is a set of independent air treatment system consisting of an air supply system and an exhaust system, and along with the development of technology, the refrigerator also has a fresh air function, namely the integrated refrigerator for the fresh air system.
In the refrigerating process of the integrated refrigerator for the fresh air system, the compressor in the outer machine of the integrated refrigerator for the fresh air system compresses gaseous refrigerant into high-temperature and high-pressure gas, the gas is sent to the condenser for cooling, the outside gas is pumped to the condenser through the fan for cooling, and then is discharged, in order to avoid dust attached to the surface of the condenser to influence heat dissipation, a filter screen is generally arranged at an air inlet of the integrated refrigerator for the fresh air system, but under the condition of long-term use, a large amount of dust is attached to the filter screen, so that the air inlet is not smooth, and the outer machine erected in some cases is more difficult to clean.
In view of the above, the present invention provides an integrated refrigerator for a fresh air system, which solves the above technical problems.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides the integrated refrigerator for the fresh air system, and the cleaning movement of the filter screen is automatically triggered according to the blocking degree of the filter screen, so that impurities on the filter screen become unobstructed after cleaning, further, gas can be ensured to be filtered by the filter screen and then to be flushed to the condenser, and the running stability of the integrated refrigerator for the fresh air system is greatly improved.
The technical scheme adopted for solving the technical problems is as follows: the invention relates to an integrated refrigerator for a fresh air system, which comprises:
an external machine; the outer machine is provided with an air inlet and an air outlet; a condenser is arranged in the outer machine and close to the air inlet; a motor is arranged at the inner side of the condenser, and the motor is fixedly connected with the inside of the outer machine through a bracket; the motor output shaft is fixedly connected with fan blades and faces the air outlet;
an internal machine; the inner machine is connected with the outer machine through a pipeline and a circuit;
a controller; the controller is used for controlling the refrigerator to automatically operate;
the new trend system is with integrative refrigerator still includes:
a filter screen; the filter screen is L-shaped platy; the edges of the filter screen are spread by the filter frame; the filter screen is positioned between the outer side of the condenser and the air inlet;
a groove; the groove is formed in the inner wall of the outer machine and faces the side of the outer machine; the sliding plate is connected in a sliding way in the groove; the sliding plate is connected with the bottom of the groove through a spring I; the sliding plate is connected with one longer end of the filtering frame in an up-down sliding way; the width of the sliding plate is larger than the depth of the groove;
a transmission assembly; the transmission component is positioned on the inner side of the outer machine and is arranged close to the other end of the filter frame; the transmission assembly can realize the up-and-down reciprocating motion by transmitting the other end of the filter frame and the output shaft of the motor after the sliding plate is close to the bottom of the groove.
Preferably, the transmission assembly includes:
a transmission shaft; the transmission shaft is positioned at the inner side of the outer machine and is arranged close to the other end of the filter frame; the transmission shaft is in sliding and rotating connection with the support column in the shell;
a dumbbell seat; the dumbbell seat is a dumbbell-shaped revolving body; teeth are arranged on the outer wall of one half of the middle part of the dumbbell seat; teeth are arranged at the edge of the other end of the filter frame; the other end of the filter frame is clamped at the middle part of the dumbbell seat and is meshed with teeth on the middle part of the dumbbell seat for transmission;
a worm ring; the worm ring is fixedly connected to the motor output shaft;
a worm wheel; the worm wheel is fixedly connected to the other end of the transmission shaft; the worm wheel is in transmission fit with the worm ring; the worm wheel is in transmission connection with the worm ring after moving along the axial direction of the transmission shaft.
Preferably, the inner wall of the top of the outer machine is connected with an upper movable plate in a sliding sealing manner; the upper movable plate is connected with the top wall of the outer machine through a second spring; a first hole is formed in the upper movable plate in a penetrating mode up and down; the first hole is positioned at the outer side of the filter screen; the space between the top wall of the outer machine and the upper movable plate is an upper cavity.
Preferably, the upper end edge of the outer machine is fixedly connected with an interception ring; the upper end of the outer machine is provided with a second hole in a penetrating way; and the second hole and the first hole are respectively provided with a check valve.
Preferably, the inner wall of the bottom of the outer machine is connected with the lower movable plate in a sliding and sealing manner; the lower movable plate is connected with the bottom wall of the outer machine through a third spring; a third hole is formed in the lower movable plate in a penetrating mode up and down; the bottom wall of the outer machine is communicated with the outside through a fourth hole; check valves are arranged in the third hole and the fourth hole; the orifice of the third hole is obliquely arranged towards the outer side; the space between the lower movable plate and the bottom wall of the outer machine is a lower cavity.
Preferably, the top wall of the outer machine is rotationally connected with a screw rod; the screw rod passes through the upper movable plate and extends to the lower movable plate; the screw is positioned at the inner side of the filter screen and is arranged along and close to the filter screen; the screw is in threaded transmission connection with the upper movable plate; the outer wall of the screw is fixedly connected with a cleaning sheet.
Preferably, the other end of the screw rod penetrates through the lower movable plate and is rotationally connected with the bottom wall of the outer machine; the screw is in threaded transmission connection with the lower movable plate; the threads at the two ends of the screw rod are oppositely arranged.
Preferably, the cleaning sheet is made of an elastic material; rectangular grooves are uniformly formed in the middle of the screw; the cleaning piece is fixedly connected to the upper groove wall of the rectangular groove.
The beneficial effects of the invention are as follows:
1. according to the invention, the cleaning movement of the filter screen is automatically triggered by the blocking degree of the filter screen, so that impurities on the filter screen become unobstructed after cleaning, gas is ensured to be filtered by the filter screen and then rushed to the condenser, and the running stability of the integrated refrigerator for the fresh air system is greatly improved.
2. According to the invention, the gas exhausted from the first hole can downwards impact the outer surface of the filter screen, so that impurities on the outer surface of the filter screen fall off under the impact of the gas, and the impurities on the surface of the filter screen are thoroughly cleaned after the gas is matched with the vibration of the original filter screen.
3. According to the invention, the gas exhausted from the third hole drives impurities accumulated at the upper end of the lower movable plate to impact towards the outer side of the outer machine, so that the impurities accumulated at the upper end of the lower movable plate are cleaned, and the impurities falling on the filter screen are prevented from being accumulated on the lower movable plate all the time.
Drawings
The invention will be further described with reference to the drawings and embodiments.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an internal structural view of the external machine according to the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 2;
fig. 5 is an enlarged view at C in fig. 2;
FIG. 6 is an enlarged view at D in FIG. 2;
fig. 7 is a cross-sectional view of the external unit in a plan view in the present invention.
In the figure: the air conditioner comprises an outer machine 1, an air inlet 11, an air outlet 12, a condenser 13, a groove 14, an interception ring 15, a motor 2, a bracket 21, fan blades 22, an inner machine 3, a filter screen 4, a filter frame 5, a sliding plate 6, a first spring 61, a transmission assembly 7, a transmission shaft 71, a support column 72, a dumbbell seat 73, a worm ring 74, a worm wheel 75, an upper movable plate 8, a second spring 81, a first hole 82, a second hole 83, a lower movable plate 9, a third spring 91, a third hole 92, a fourth hole 93, a screw 94, a rectangular groove 941 and a cleaning sheet 95.
Description of the embodiments
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1 to 7, the integrated refrigerator for a fresh air system according to the present invention includes:
an external machine 1; the outer machine 1 is provided with an air inlet 11 and an air outlet 12; a condenser 13 is arranged in the outer machine 1 and close to the air inlet 11; the inside of the condenser 13 is provided with a motor 2, and the inside of the outer machine 1 is fixedly connected with the motor 2 through a bracket 21; the output shaft of the motor 2 is fixedly connected with fan blades 22 and faces the air outlet 12;
an internal machine 3; the inner machine 3 is connected with the outer machine 1 through a pipeline and a circuit;
a controller; the controller is used for controlling the refrigerator to automatically operate;
the new trend system is with integrative refrigerator still includes:
a filter screen 4; the filter screen 4 is L-shaped platy; the edges of the filter screen 4 are spread by a filter frame 5; the filter screen 4 is positioned between the outer side of the condenser 13 and the air inlet 11;
a groove 14; the groove 14 is formed in the inner wall of the outer machine 1 and faces to the side of the outer machine 1; the groove 14 is connected with the sliding plate 6 in a sliding way; the sliding plate 6 is connected with the bottom of the groove 14 through a spring 61; the sliding plate 6 is connected with the longer end of the filtering frame 5 in an up-down sliding way; the width of the sliding plate 6 is larger than the depth of the groove 14;
a transmission assembly 7; the transmission component 7 is positioned on the inner side of the outer machine 1 and is arranged close to the other end of the filter frame 5; the transmission assembly 7 can realize the up-and-down reciprocating motion by transmitting the other end of the filter frame 5 and the output shaft of the motor 2 after the sliding plate 6 approaches the bottom of the groove 14;
during operation, in the refrigerating process of the integrated refrigerator for the fresh air system, the compressor in the outer machine 1 of the integrated refrigerator for the fresh air system compresses the gaseous refrigerant into high-temperature and high-pressure gas and sends the gas to the condenser 13 for cooling, the condenser 13 generally pumps the external gas to the condenser 13 through a fan and then discharges the gas, and in order to avoid dust attached to the surface of the condenser 13 to influence heat dissipation, the air inlet 11 of the integrated refrigerator for the fresh air system is generally provided with the filter screen 4, but under the condition of long-term use, a large amount of dust is attached to the filter screen 4, so that the air inlet is not smooth, and the outer machine 1 erected in some cases is more difficult to clean;
therefore, when the fresh air function is required to be started, the controller is only required to be started to control the operation of the outer machine 1, so that indoor air is discharged to the outside through the inner machine 3 and the pipeline, and outdoor fresh air is discharged to the inside through the inner machine 3 along the pipeline; when the refrigeration function is required to be started, the controller is started firstly, the controller controls the outer machine 1 to operate, the outer machine 1 compresses gaseous state refrigerator such as freon into gaseous state freon with high temperature and high pressure through the compressor, then the gaseous state freon is sent to the condenser 13, the motor 2 rotates to drive the fan blades 22 to rotate, the fan blades 22 blow external gas to the condenser 13 through the air inlet 11 and the filter screen 4 and then discharge the external gas along the air outlet 12, heat on the condenser 13 is taken away, heat dissipation of the condenser 13 is realized, the condenser 13 dissipates heat to become liquid state freon with normal temperature and high pressure, the liquid state freon is suddenly increased through the capillary tube and enters the evaporator space in the inner machine 3, the pressure is reduced, the liquid state freon is vaporized to become gaseous state low temperature freon, thereby absorbing a large amount of heat, the evaporator is cooled, and the fan of the inner machine 3 blows indoor air from the evaporator to realize indoor refrigeration; dust and other impurities in the air can be filtered by the filter screen 4, the impurities can be attached to the filter screen 4, the longer side and the shorter side of the filter screen 4 can be blocked after long-term use, after the filter screen 4 is blocked to a certain extent, a certain negative pressure can be formed on the inner side of the outer machine 1 along with the fact that the fan blades 22 are driven by the motor 2 to continue to rotate, as the longer end of the filter screen 4 is movable, the filter screen 4 pushes the sliding plate 6 to move close to the bottom of the groove 14 along with the filter frame 5 under the action of the negative pressure, so that the spring 61 in the groove 14 is pressed to finish the force accumulation process, the filter frame 5 moves and drives the transmission assembly 7 to be close to the output shaft of the motor 2, the output shaft of the motor 2 drives the filter frame 5 to reciprocate up and down through the transmission assembly 7, the filter frame 5 reciprocates up and down, the filter screen 4 is driven to reciprocate up and down, thereby realizing the vibration of the filter screen 4, the impurities on the filter screen 4 fall off under the vibration effect, in order to improve the impurity falling effect of the filtration, a brush can be arranged on the inner side wall of the grid of the air inlet 11 of the external machine 1, the brush and the filter screen 4 generate scraping motion to clean the impurities such as dust on the filter screen 4, after the impurities on the filter screen 4 are cleaned, the filter screen 4 is dredged, the external air passes through the filter screen 4 again and blows the air to the condenser 13 to realize the continuous cooling of the condenser 13, after the filter screen 4 is dredged to a certain extent, the internal and external air pressure areas of the external machine 1 are balanced, the first spring 61 can push the sliding plate 6 to move away from the groove 14, so that the sliding plate 6 drives the filter frame 5 and the filter screen 4 to reset, the filter frame 5 resets to drive the transmission component 7 to be separated from the transmission with the output shaft of the motor 2, restarting transmission cleaning until the next filter screen 4 is blocked;
according to the invention, the cleaning movement of the filter screen 4 is automatically triggered by the blocking degree of the filter screen 4, so that impurities on the filter screen 4 become unobstructed after cleaning, the gas is ensured to be filtered by the filter screen 4 and then to be flushed to the condenser 13, and the running stability of the integrated refrigerator for the fresh air system is greatly improved.
As an embodiment of the present invention, the transmission assembly 7 includes:
a drive shaft 71; the transmission shaft 71 is positioned at the inner side of the outer machine 1 and is arranged close to the other end of the filter frame 5; the transmission shaft 71 is in sliding and rotating connection with a support column 72 in the outer machine 1;
dumbbell seat 73; the dumbbell seat 73 is a dumbbell-shaped revolving body; teeth are arranged on the outer wall of one half of the middle part of the dumbbell seat 73; teeth are arranged at the edge of the other end of the filter frame 5; the other end of the filter frame 5 is clamped at the middle part of the dumbbell seat 73 and is meshed with teeth on the middle part of the dumbbell seat 73 for transmission;
a volute 74; the worm ring 74 is fixedly connected to the output shaft of the motor 2;
a worm wheel 75; the worm gear 75 is fixedly connected to the other end of the transmission shaft 71; the worm gear 75 is in driving fit with the worm ring 74; the worm wheel 75 is in transmission connection with the worm ring 74 after moving along the axial direction of the transmission shaft 71;
during operation, in the process that the filter frame 5 extrudes the sliding plate 6 to move close to the groove 14 bottom, the filter frame 5 drives the dumbbell seat 73 to move towards the same direction, the dumbbell seat 73 drives the transmission shaft 71 to move along the axial direction of the transmission shaft 71, the transmission shaft 71 drives the worm wheel 75 to move close to the worm ring 74 and then to be in contact with the worm ring 74 to achieve meshing, so that the motor 2 drives the fan blade 22 to rotate and simultaneously drives the worm ring 74 to rotate, the worm ring 74 is equivalent to a worm, the worm wheel 75 is driven to rotate during rotation of the worm ring 74, the worm wheel 75 drives the transmission shaft 71 to rotate, the dumbbell seat 73 is driven to rotate during rotation of the transmission shaft 71, half teeth on the outer wall of the total part of the dumbbell seat 73 are driven to rotate, and therefore the middle part of the dumbbell seat 73 is driven to intermittently mesh with the other end of the filter frame 5, the filter frame 5 is driven to move upwards after being meshed by the dumbbell seat 73, the filter frame 5 can relatively slide with the sliding plate 6 during upward movement, and the middle part of the filter frame 5 is not meshed with the filter frame 5, and the filter frame 5 and 4 can move downwards under the action of gravity to reciprocate the filter frame 4 under the action of the filter frame 5, so that the filter frame 5 can reciprocate downwards; after the filter screen 4 is dredged, the internal and external air pressure areas of the external machine 1 are consistent, the first spring 61 can push the sliding plate 6 to drive the filter frame 5 to move away from the bottom of the groove 14, the movement of the filter frame 5 can drive the transmission shaft 71 and the worm wheel 75 to be separated from the worm ring 74, connection with the output shaft of the motor 2 is released, unnecessary cleaning is avoided, the load of the output shaft of the motor 2 for driving the fan blades 22 to move is reduced, and transmission between the worm wheel 75 and the worm ring 74 is triggered only when the filter screen 4 needs to be dredged; in order to ensure that the filter frame 5 can move to a certain extent when the filter screen 4 is blocked;
supplementary explanation: as another embodiment of the power source for cleaning the filter screen 4, the side, far away from the dumbbell seat 73, of the support column 72 is fixedly connected with an electric push rod, the electric push rod is fixedly connected with the transmission shaft 71 through a connecting block, the electric push rod drives the transmission shaft to be close to or far away from the worm ring 74, and cleaning of the filter screen 4 can be achieved, and the movement of the electric push rod is controlled and started by the controller periodically.
As one embodiment of the invention, the top inner wall of the outer machine 1 is connected with the upper movable plate 8 in a sliding sealing way; the upper movable plate 8 is connected with the top wall of the outer machine 1 through a second spring 81; a first hole 82 is formed in the upper movable plate 8 in a penetrating manner up and down; the first hole 82 is positioned at the outer side of the filter screen 4; the space between the top wall of the outer machine 1 and the upper movable plate 8 is an upper cavity;
during operation, in the upward moving process of the filter frame 5, the filter frame 5 can extrude the upper movable plate 8, the upper movable plate 8 can upwards move along the inner wall of the outer machine 1 after being pressed, the upper movable plate 8 moves upwards and can extrude the second spring 81, so that the second spring 81 completes the force accumulation process, and simultaneously in the upward moving process of the upper movable plate 8, the pressure of gas in the upper cavity can be increased, so that the gas in the upper cavity can be discharged along the first hole 82 after being pressed, and because the first hole 82 is positioned outside the filter screen 4 and is close to the filter screen 4, the connecting line of all the first holes 82 is L-shaped and is consistent with the shape of the filter screen 4, the gas discharged from the first hole 82 can downwards impact the outer surface of the filter screen 4, and accordingly impurities on the outer surface of the filter screen 4 drop under the gas impact, after being matched with the original filter screen 4 to vibrate, the impurities on the surface of the filter screen 4 are removed thoroughly, and in the middle part of the dumbbell seat 73 is released and the other end of the filter frame 5, the second spring 81 rapidly pushes the upper movable plate 8 to downwards move along the first hole 82 and is close to the filter screen 4, the shape is more rapidly matched with the filter frame 5, the filter frame 5 can be rapidly moved downwards, and the filter frame 5 can be more rapidly more than the filter frame 5 is rapidly moved downwards, and the filter frame 5 is more rapidly moved.
As an embodiment of the invention, the upper edge of the outer machine 1 is fixedly connected with an interception ring 15; a second hole 83 is formed in the upper end of the outer machine 1 in a penetrating manner; check valves are arranged in the second hole 83 and the first hole 82;
during operation, the upper cavity inner space can be increased in the downward moving process of the upper movable plate 8, so that negative pressure is generated in the upper cavity, external air can enter the upper cavity along the second hole 83 due to the fact that the one-way valves are arranged in the first hole 82 and the second hole 83, surrounding dust is prevented from being driven by the external air to enter the first hole 82 along the first hole 82 to cause blocking, and air in the upper cavity can be discharged along the first hole 82 along the upward moving process of the upper movable plate 8, rainwater is collected at the upper end of the outer machine 1 in the rainy weather process, so that the rainwater enters the upper cavity along the second hole 83 under the action of the negative pressure of the upper cavity and is discharged along the first hole 82, and further cleaning is realized through the impact of water.
As one embodiment of the invention, the inner wall of the bottom of the outer machine 1 is connected with the lower movable plate 9 in a sliding sealing way; the lower movable plate 9 is connected with the bottom wall of the outer machine 1 through a third spring 91; a third hole 92 is formed in the lower movable plate 9 in a penetrating manner up and down; the bottom wall of the outer machine 1 is communicated with the outside through a fourth hole 93; check valves are arranged in the third hole 92 and the fourth hole 93; the orifice of the third hole 92 is arranged obliquely toward the outside; the space between the lower movable plate 9 and the bottom wall of the outer machine 1 is a lower cavity;
during operation, filter frame 5 and filter screen 4 move down the in-process, filter frame 5 can extrude fly leaf 9 motion down, make down fly leaf 9 move down the in-process and can extrude No. three spring 91, make No. three spring 91 accomplish the holding power process, move down fly leaf 9 and can make the inside gas pressure of lower chamber increase, can follow No. three hole 92 one-way discharge after the inside gas pressurized of lower chamber, because No. three hole 92's drill way is slope towards the outside setting, no. three hole 92 exhaust gas can drive down the impurity of fly leaf 9 upper end accumulation towards outer machine 1 outside direction impact, and then realize the impurity to lower fly leaf 9 upper end accumulation and clear up, avoid impurity that drops on filter screen 4 to drop down on fly leaf 9 always and cause the heap, at filter frame 5 and filter screen 4 move up in-process, no. three spring 91 can drive down fly leaf 9 and move up, make external gas get into down in the chamber along No. four holes 93, move up the in-process down fly leaf 9 can be subverted impurity, and then be favorable to No. three hole 92 to dash out the impurity towards the outside direction impact towards outer machine 1, thereby the impurity that is more thoroughly removed towards the outside of machine.
As an embodiment of the present invention, the top wall of the outer machine 1 is rotatably connected with a screw 94; the screw 94 extends through the upper movable plate 8 to the lower movable plate 9; the screw 94 is located inside the filter screen 4 and is disposed along and adjacent to the filter screen 4; the screw 94 is in threaded transmission connection with the upper movable plate 8; the outer wall of the screw 94 is fixedly connected with a cleaning sheet 95;
when the filter frame 5 is operated, after the transmission assembly 7 is triggered by the movement of the bottom of the groove 14, the distance from each screw 94 to the inner side of the filter frame 5 is equal, then the filter frame 5 is driven to move upwards by transmission, the upper movable plate 8 moves upwards under the extrusion of the filter frame 5, the upper movable plate 8 moves upwards to drive the screw 94 to rotate, the rotating screw 94 can drive the cleaning sheet 95 to rotate, and the upper movable plate 8 moves downwards under the action of the second spring 81 in the downward movement of the filter frame 5, so that the upper movable plate 8 can drive the screw 94 to reversely drive the cleaning sheet 95 to rotate, the cleaning sheet 95 rotates to flap the inner side of the filter screen 4, and impurities on the outer side of the filter screen 4 fall off rapidly under the action of vibration force generated by flapping.
As an embodiment of the present invention, the other end of the screw 94 passes through the lower movable plate 9 and is rotatably connected to the bottom wall of the outer machine 1; the screw 94 is in threaded transmission connection with the lower movable plate 9; the threads at the two ends of the screw 94 are oppositely arranged;
when the filter frame 5 is in operation, in the process of extruding the upper movable plate 8 to move upwards, the upper movable plate 8 drives the screw 94 to rotate, and the screw 94 is in threaded transmission connection with the lower movable plate 9, so that the screw 94 rotates to drive the lower movable plate 9 to move downwards, the upper movable plate 8 and the lower movable plate 9 move away from each other, so that gas in the upper cavity and the lower cavity is discharged simultaneously, impurities rushing out of the filter screen 4 are directly impacted towards the outer side of the outer machine 1, and meanwhile, the cleaning of the outer side of the filter screen 4 is further accelerated; and in the process of downward movement of the filter frame 5, the upper movable plate 8 can be reset downwards under the action of the second spring 81, and the upper movable plate 8 can be reset by driving the lower movable plate 9 through the screw 94, so that the upper cavity and the lower cavity are enlarged, the upper movable plate 8 and the lower movable plate 9 are also enabled to move close to each other, and the upper cavity and the lower cavity are enabled to discharge gas again along with the extrusion of the lower movable plate 9 by the filter frame 5, so that the cleaning efficiency of the filter screen 4 is greatly improved.
As one embodiment of the present invention, the cleaning sheet 95 is made of an elastic material; rectangular grooves 941 are uniformly formed in the middle of the screw 94; the cleaning sheet 95 is fixedly connected to the upper groove wall of the rectangular groove 941;
during operation, the screw 94 can drive the clearance piece 95 to rotate synchronously under the condition that the screw 94 rotates, one end that the clearance piece 95 kept away from the rectangular slot 941 moves away from the center of the screw 94 under the effect of centrifugal force, thereby make the clearance piece 95 thrown away, and then make the clearance piece 95 beat the filter screen 4 inboard, because the filter screen 4 is reciprocating motion from top to bottom, so the clearance piece 95 can twist under the friction of filter screen 4, make the clearance piece 95 can twist and contact with the filter screen 4 simultaneously, make the filter screen 4 vibrations effect better, and after the screw 94 stops rotating, the clearance piece 95 recovers under self elasticity effect, and fall into the rectangular slot 941 under the cooperation self gravity, thereby make at the filter screen 4 not in the condition in-process, that is, the filter screen 4 has gas to pass the in-process, the clearance piece 95 can not hinder gas and condenser 13 contact, and then guarantee the good radiating effect of condenser 13.
The specific working procedure is as follows:
when the fresh air function is required to be started, the controller is only required to be started to control the operation of the outer machine 1, so that indoor air is discharged to the outside through the inner machine 3 and the pipeline, and outdoor fresh air is discharged to the inside through the inner machine 3 along the pipeline; when the refrigeration function is required to be started, the controller is started firstly, the controller controls the outer machine 1 to operate, the outer machine 1 compresses gaseous state refrigerator such as freon into gaseous state freon with high temperature and high pressure through the compressor, then the gaseous state freon is sent to the condenser 13, the motor 2 rotates to drive the fan blades 22 to rotate, the fan blades 22 blow external gas to the condenser 13 through the air inlet 11 and the filter screen 4 and then discharge the external gas along the air outlet 12, heat on the condenser 13 is taken away, heat dissipation of the condenser 13 is realized, the condenser 13 dissipates heat to become liquid state freon with normal temperature and high pressure, the liquid state freon is suddenly increased through the capillary tube and enters the evaporator space in the inner machine 3, the pressure is reduced, the liquid state freon is vaporized to become gaseous state low temperature freon, thereby absorbing a large amount of heat, the evaporator is cooled, and the fan of the inner machine 3 blows indoor air from the evaporator to realize indoor refrigeration; dust and other impurities in the air can be filtered by the filter screen 4, the impurities can be attached to the filter screen 4, the longer side and the shorter side of the filter screen 4 can be blocked after long-term use, after the filter screen 4 is blocked to a certain extent, a certain negative pressure can be formed on the inner side of the outer machine 1 along with the fact that the fan blades 22 are driven by the motor 2 to continue to rotate, as the longer end of the filter screen 4 is movable, the filter screen 4 pushes the sliding plate 6 to move close to the bottom of the groove 14 along with the filter frame 5 under the action of the negative pressure, so that the spring 61 in the groove 14 is pressed to finish the force accumulation process, the filter frame 5 moves and drives the transmission assembly 7 to be close to the output shaft of the motor 2, the output shaft of the motor 2 drives the filter frame 5 to reciprocate up and down through the transmission assembly 7, the filter frame 5 reciprocates up and down, the filter screen 4 is driven to reciprocate up and down, thereby realizing the vibration of the filter screen 4, the impurities on the filter screen 4 fall off under the vibration effect, in order to improve the impurity falling effect of the filtration, a brush can be arranged on the inner side wall of the grid of the air inlet 11 of the external machine 1, the brush and the filter screen 4 generate scraping motion to clean the impurities such as dust on the filter screen 4, after the impurities on the filter screen 4 are cleaned, the filter screen 4 is dredged, the external air passes through the filter screen 4 again and blows the air to the condenser 13 to realize the continuous cooling of the condenser 13, after the filter screen 4 is dredged to a certain extent, the internal and external air pressure areas of the external machine 1 are balanced, the first spring 61 can push the sliding plate 6 to move away from the groove 14, so that the sliding plate 6 drives the filter frame 5 and the filter screen 4 to reset, the filter frame 5 resets to drive the transmission component 7 to be separated from the transmission with the output shaft of the motor 2, restarting transmission cleaning until the next filter screen 4 is blocked;
wherein, in the process that the filter frame 5 extrudes the slide plate 6 to move close to the groove 14 bottom, the filter frame 5 can drive the dumbbell seat 73 to move towards the same direction, the dumbbell seat 73 can push the transmission shaft 71 to move along the axial direction of the transmission shaft 71 in the process, the transmission shaft 71 can drive the worm wheel 75 to move close to the worm ring 74 and then contact the worm ring 74 to realize meshing, so that the motor 2 can drive the worm ring 74 to rotate while driving the fan blade 22 to rotate, the worm ring 74 is equivalent to a worm, the worm ring 74 can drive the worm wheel 75 to rotate in the rotating process, the worm wheel 75 can drive the transmission shaft 71 to rotate, the dumbbell seat 73 can drive the dumbbell seat 73 to rotate, half of teeth on the outer wall of the whole of the dumbbell seat 73 can drive the dumbbell seat 73 to rotate, thereby enabling the middle part of the dumbbell seat 73 to intermittently mesh with the other end of the filter frame 5 to be driven, the filter frame 5 can be driven to move upwards after the dumbbell seat 73 is meshed, the filter frame 5 can slide relatively with the slide plate 6 in the upward moving process, and the middle part of the filter frame 5 does not mesh with the filter frame 5 under the action of gravity, so that the filter frame 5 and the filter frame 4 can reciprocate downwards under the action of the filter frame 5; after the filter screen 4 is dredged, the internal and external air pressure areas of the external machine 1 are consistent, the first spring 61 can push the sliding plate 6 to drive the filter frame 5 to move away from the bottom of the groove 14, the movement of the filter frame 5 can drive the transmission shaft 71 and the worm wheel 75 to be separated from the worm ring 74, connection with the output shaft of the motor 2 is released, unnecessary cleaning is avoided, the load of the output shaft of the motor 2 for driving the fan blades 22 to move is reduced, and transmission between the worm wheel 75 and the worm ring 74 is triggered only when the filter screen 4 needs to be dredged; in order to ensure that the filter frame 5 can move to a certain extent when the filter screen 4 is blocked; in the process of upward movement of the filter frame 5, the filter frame 5 can extrude the upper movable plate 8, the upper movable plate 8 moves upward along the inner wall of the outer machine 1 after being pressed, the upper movable plate 8 moves upward and can extrude the second spring 81, so that the second spring 81 completes the force accumulation process, meanwhile, in the process of upward movement of the upper movable plate 8, the pressure of gas in the upper cavity can be increased, so that the gas in the upper cavity can be discharged along the first hole 82 after being pressed, and as the first hole 82 is positioned outside the filter screen 4 and is arranged close to the filter screen 4, the connecting line of all the first holes 82 is L-shaped and is consistent with the shape of the filter screen 4, so that under the condition that the first hole 82 discharges gas, the gas discharged from the first hole 82 can downwards impact the outer surface of the filter screen 4, and then the impurity on the outer surface of the filter screen 4 falls off under the impact of the gas, after being matched with the vibration of the filter screen 4, the impurity on the surface of the filter screen 4 is cleaned more thoroughly, and in the process of being engaged with the other end of the filter frame 5 when the middle part of the dumbbell seat 73 is released, the second spring 81 rapidly pushes the upper movable plate 8 to move downward along the first hole 82, the connecting line of the first hole 82 is L-shaped, the gas is rapidly matched with the filter frame 5, and the gravity force of the upper movable plate 8 is rapidly pushed by the upper movable plate 8 is rapidly moved down, and the first hole 8 is rapidly, and the upper movable frame 8 is rapidly matched with the filter frame 5; in the process of moving down the upper movable plate 8, the inner space of the upper cavity is increased, so that negative pressure is generated in the upper cavity, and as the first hole 82 and the second hole 83 are provided with the check valves, external gas can enter the upper cavity along the second hole 83, so that the situation that surrounding dust is caused by the fact that the external gas drives the surrounding dust to enter along the first hole 82 is avoided, and in the process of moving up the upper movable plate 8, the gas in the upper cavity can be discharged along the first hole 82, and in the process of raining weather, rainwater is collected at the upper end of the outer machine 1, so that the rainwater enters the upper cavity along the second hole 83 under the action of the negative pressure of the upper cavity and is discharged along the first hole 82; in the downward moving process of the filter frame 5 and the filter screen 4, the filter frame 5 can extrude the lower movable plate 9 to move, so that the lower movable plate 9 can extrude the third spring 91 in the downward moving process of the lower movable plate 9, the third spring 91 can finish the power accumulating process, the downward moving of the lower movable plate 9 can increase the pressure of the gas in the lower cavity, the gas in the lower cavity can be discharged along the third hole 92 in a unidirectional way after being pressurized, as the orifice of the third hole 92 is obliquely arranged towards the outer side, the discharged gas of the third hole 92 can drive the impurities accumulated at the upper end of the lower movable plate 9 to impact towards the outer side direction of the outer machine 1, the impurities accumulated at the upper end of the lower movable plate 9 can be cleaned, the impurities falling on the filter screen 4 can be prevented from always falling on the lower movable plate 9 to be accumulated, in the upward moving process of the filter frame 5 and the filter screen 4, the third spring 91 can drive the lower movable plate 9 to move upwards, the external gas can enter the lower cavity along the fourth hole 93, the lower movable plate 9 can turn up impurities in the upward moving process, after the filter frame 5 is close to the bottom of the groove 14 and the transmission assembly 7 is triggered, the distance from each screw 94 to the inner side of the filter frame 5 is equal, then the filter frame 5 is driven to move upwards in the extruding and upward moving process of the filter frame 5, the upper movable plate 8 moves upwards to drive the screw 94 to rotate, the rotating screw 94 can drive the cleaning sheet 95 to rotate, the upper movable plate 8 moves downwards under the action of the second spring 81 in the downward moving process of the filter frame 5, the upper movable plate 8 can drive the screw 94 to reversely drive the cleaning sheet 95 to rotate, the cleaning sheet 95 rotates to flap the inner side of the filter screen 4, the upper movable plate 8 can drive the screw 94 to rotate in the upward moving process of the filter frame 5, the screw 94 is connected with the lower movable plate 9 in a threaded transmission manner, so the screw 94 rotates to drive the lower movable plate 9 to move downwards, so that the upper movable plate 8 and the lower movable plate 9 move away from each other, and the gas in the upper cavity and the lower cavity is discharged at the same time, so that the impurities rushing down on the filter screen 4 are directly impacted towards the outer side of the outer machine 1, and the cleaning of the outer side of the filter screen 4 is further accelerated; and in the filter frame 5 moves down the in-process, go up fly leaf 8 and can reset downwards by No. two spring 81 effects, go up fly leaf 8 and reset and can drive down fly leaf 9 through screw 94 and reset, thereby make upper chamber and lower chamber enlarge, also make upper fly leaf 8 and lower fly leaf 9 be close to each other and move, along with filter frame 5 extrudes down fly leaf 9, make upper chamber and lower chamber exhaust gas again, screw 94 pivoted case can drive clearance piece 95 and rotate in step, make the one end that clearance piece 95 kept away from rectangular channel 941 keep away from screw 94's center removal under the effect of centrifugal force, thereby make clearance piece 95 thrown away, and then make clearance piece 95 beat filter screen 4 inboard, because filter screen 4 is reciprocating motion from top to bottom, so clearance piece 95 can warp under the friction of filter screen 4, make clearance piece 95 can warp limit and contact with filter screen 4, make filter screen 4 vibrations effect better, and after screw 94 stops rotating, clearance piece 95 falls into rectangular channel under self elasticity effect under the effect of own clearance piece 95 and cooperation self gravity is recovered in the rectangular channel.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention, and furthermore, the terms "first", "second", "third", etc. are merely used for distinguishing the description, and should not be construed as indicating or implying relative importance.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. An integrated refrigerator for a fresh air system, comprising:
an external machine (1); the outer machine (1) is provided with an air inlet (11) and an air outlet (12); a condenser (13) is arranged in the outer machine (1) and close to the air inlet (11); the inner side of the condenser (13) is fixedly connected with the motor (2) through a bracket (21); the output shaft of the motor (2) is fixedly connected with fan blades (22) and faces the air outlet (12);
an internal machine (3); the inner machine (3) is connected with the outer machine (1) through a pipeline and a circuit;
a controller; the controller is used for controlling the refrigerator to automatically operate;
the integrated refrigerator for the fresh air system is characterized by further comprising:
a filter screen (4); the filter screen (4) is L-shaped platy; the edges of the filter screen (4) are spread by a filter frame (5); the filter screen (4) is positioned between the outer side of the condenser (13) and the air inlet (11), and one longer end of the filter screen (4) is movable;
a groove (14); the groove (14) is formed in the inner wall of the outer machine (1) and faces the side of the outer machine (1); the groove (14) is connected with the sliding plate (6) in a sliding way; the sliding plate (6) is connected with the bottom of the groove (14) through a spring (61); the sliding plate (6) is connected with the longer end of the filtering frame (5) in an up-down sliding way, so that the filtering net (4) pushes the sliding plate (6) to move close to the bottom of the groove (14) along with the filtering frame (5) under the action of negative pressure;
a transmission assembly (7); the transmission assembly (7) is positioned at the inner side of the outer machine (1) and is arranged close to the other end of the filtering frame (5); the transmission assembly (7) can realize the up-and-down reciprocating motion of the other end of the filter frame (5) and the output shaft of the motor (2) after the sliding plate (6) is close to the bottom of the groove (14).
2. The integrated refrigerator for a fresh air system according to claim 1, wherein: the transmission assembly (7) comprises:
a drive shaft (71); the transmission shaft (71) is positioned at the inner side of the outer machine (1) and is arranged close to the other end of the filtering frame (5); the transmission shaft (71) is in sliding and rotating connection with a support column (72) in the outer machine (1);
a dumbbell seat (73); the dumbbell seat (73) is a dumbbell-shaped revolving body; teeth are arranged on the outer wall of one half of the middle part of the dumbbell seat (73); teeth are arranged at the edge of the other end of the filter frame (5); the other end of the filter frame (5) is clamped at the middle part of the dumbbell seat (73) and is meshed with teeth on the middle part of the dumbbell seat (73) for transmission;
a volute (74); the worm ring (74) is fixedly connected to the output shaft of the motor (2);
a worm wheel (75); the worm wheel (75) is fixedly connected to the other end of the transmission shaft (71); the worm wheel (75) is in transmission fit with the worm ring (74); the worm wheel (75) is in transmission connection with the worm ring (74) after moving along the axial direction of the transmission shaft (71).
3. The integrated refrigerator for a fresh air system according to claim 1, wherein: the inner wall of the top of the outer machine (1) is connected with an upper movable plate (8) in a sliding sealing manner; the upper movable plate (8) is connected with the top wall of the outer machine (1) through a second spring (81); a first hole (82) is formed in the upper movable plate (8) in a penetrating mode up and down; the first hole (82) is positioned at the outer side of the filter screen (4).
4. The integrated refrigerator for a fresh air system according to claim 3, wherein: the upper end edge of the outer machine (1) is fixedly connected with an interception ring (15); a second hole (83) is formed in the upper end of the outer machine (1) in a penetrating manner; check valves are arranged in the second hole (83) and the first hole (82).
5. The integrated refrigerator for a fresh air system according to claim 3, wherein: the inner wall of the bottom of the outer machine (1) is connected with a lower movable plate (9) in a sliding and sealing manner; the lower movable plate (9) is connected with the bottom wall of the outer machine (1) through a third spring (91); a third hole (92) is formed in the lower movable plate (9) in a penetrating mode up and down; the bottom wall of the outer machine (1) is communicated with the outside through a fourth hole (93); the inside of the third hole (92) and the inside of the fourth hole (93) are respectively provided with a one-way valve; the orifice of the third hole (92) is arranged obliquely towards the outer side.
6. The integrated refrigerator for a fresh air system according to claim 5, wherein: the top wall of the outer machine (1) is rotatably connected with a screw (94); the screw (94) extends through the upper movable plate (8) to the lower movable plate (9); the screw (94) is positioned at the inner side of the filter screen (4) and is arranged along and close to the filter screen (4); the screw (94) is in threaded transmission connection with the upper movable plate (8); the outer wall of the screw (94) is fixedly connected with a cleaning sheet (95).
7. The integrated refrigerator for a fresh air system according to claim 6, wherein: the other end of the screw rod (94) passes through the lower movable plate (9) and is rotationally connected with the bottom wall of the outer machine (1); the screw (94) is in threaded transmission connection with the lower movable plate (9); the threads at the two ends of the screw rod (94) are oppositely arranged.
8. The integrated refrigerator for a fresh air system according to claim 6, wherein: the cleaning sheet (95) is made of an elastic material; rectangular grooves (941) are uniformly formed in the middle of the screw (94); the cleaning sheet (95) is fixedly connected to the upper groove wall of the rectangular groove (941).
CN202310661091.2A 2023-06-06 2023-06-06 Integrated refrigerator for fresh air system Active CN116499038B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310661091.2A CN116499038B (en) 2023-06-06 2023-06-06 Integrated refrigerator for fresh air system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310661091.2A CN116499038B (en) 2023-06-06 2023-06-06 Integrated refrigerator for fresh air system

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CN116499038B true CN116499038B (en) 2023-09-15

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN212806034U (en) * 2020-08-13 2021-03-26 青岛豪顿制冷科技有限公司 Refrigerating unit
CN217004663U (en) * 2022-01-17 2022-07-19 中国联合网络通信集团有限公司 Cooling equipment for machine cabinet
CN218097340U (en) * 2022-10-10 2022-12-20 山东萨克森科技有限公司 Energy-saving high-efficiency heat exchange unit
DE202022106627U1 (en) * 2022-01-04 2023-01-12 Zhongtai power plant of Huaneng Shandong Power Generation Co., Ltd Dust-free fresh air cooling system for primary fan frequency converter compartment
CN115875774A (en) * 2022-12-12 2023-03-31 中铁十四局集团青岛工程建设有限公司 Ventilation equipment with clean filtering capability
CN115999247A (en) * 2022-12-27 2023-04-25 南通永大管业股份有限公司 Petroleum pipeline filter convenient to clean

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN212806034U (en) * 2020-08-13 2021-03-26 青岛豪顿制冷科技有限公司 Refrigerating unit
DE202022106627U1 (en) * 2022-01-04 2023-01-12 Zhongtai power plant of Huaneng Shandong Power Generation Co., Ltd Dust-free fresh air cooling system for primary fan frequency converter compartment
CN217004663U (en) * 2022-01-17 2022-07-19 中国联合网络通信集团有限公司 Cooling equipment for machine cabinet
CN218097340U (en) * 2022-10-10 2022-12-20 山东萨克森科技有限公司 Energy-saving high-efficiency heat exchange unit
CN115875774A (en) * 2022-12-12 2023-03-31 中铁十四局集团青岛工程建设有限公司 Ventilation equipment with clean filtering capability
CN115999247A (en) * 2022-12-27 2023-04-25 南通永大管业股份有限公司 Petroleum pipeline filter convenient to clean

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