CN114593536B - Thermodynamic air source heat pump device and control method thereof - Google Patents

Thermodynamic air source heat pump device and control method thereof Download PDF

Info

Publication number
CN114593536B
CN114593536B CN202210123259.XA CN202210123259A CN114593536B CN 114593536 B CN114593536 B CN 114593536B CN 202210123259 A CN202210123259 A CN 202210123259A CN 114593536 B CN114593536 B CN 114593536B
Authority
CN
China
Prior art keywords
seat
heat pump
wall
air heat
extrusion
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
CN202210123259.XA
Other languages
Chinese (zh)
Other versions
CN114593536A (en
Inventor
伍兆海
蒋崇军
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.)
Guangdong Heyi Energy Saving Technology Co ltd
Original Assignee
Guangdong Heyi Energy Saving Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Heyi Energy Saving Technology Co ltd filed Critical Guangdong Heyi Energy Saving Technology Co ltd
Priority to CN202210123259.XA priority Critical patent/CN114593536B/en
Publication of CN114593536A publication Critical patent/CN114593536A/en
Application granted granted Critical
Publication of CN114593536B publication Critical patent/CN114593536B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B30/00—Heat pumps
    • F25B30/02—Heat pumps of the compression type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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]
    • Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency

Abstract

The utility model discloses a thermodynamic air source heat pump device and a control method thereof, and relates to the field of air source heat pumps. The thermodynamic air source heat pump device comprises two mounting seats, wherein three air heat pumps are arranged on the upper surfaces of the two mounting seats, two fans and a motor are arranged on the upper surfaces of the air heat pumps, and two evaporators are arranged on the front side and the back side of each air heat pump. This thermodynamic air source heat pump device has driven the threaded rod through the starter motor and has rotated when the frosting condition appears on four evaporators of air heat pump surface for the clearance gyro wheel rotates, rolls the clearance gyro wheel to the evaporator and cleans, and the clearance gyro wheel reciprocates at the surface of evaporator, thereby makes the clearance gyro wheel carry out better cleaning effect to the frosting on the evaporator, makes air heat pump can carry out normal use.

Description

Thermodynamic air source heat pump device and control method thereof
Technical Field
The utility model relates to an air source heat pump, in particular to a heat power air source heat pump device, and belongs to the technical field of air source heat pumps.
Background
The air source heat pump is an energy-saving device which utilizes high potential energy to enable heat to flow from low-level heat source air to high-level heat source, is a form of heat pump, and as the name implies, the heat pump can convert low-level heat energy which cannot be directly utilized into high-level heat energy which can be utilized, thereby achieving the purpose of saving part of high potential energy.
The air heat pump unit is usually installed in the external world, when encountering the temperature and being too low, the fin evaporator surface on the air heat pump unit can frost this moment, can influence the normal operating of air heat pump unit when frosting, needs the manual work to clear up this moment, and is comparatively troublesome, and the people's work is comparatively inconvenient under chilly environment for difficult to clean up, so we propose a thermodynamic air source heat pump device and control method thereof.
Disclosure of Invention
The present utility model has been made to solve the above-described problems, and an object of the present utility model is to provide a thermodynamic air source heat pump device and a control method thereof.
The utility model achieves the above object by the following technical scheme, a heat pump device of thermodynamic air source, comprising:
the air heat pump comprises two mounting seats, wherein three air heat pumps are arranged on the upper surfaces of the two mounting seats, two fans and a motor are arranged on the upper surfaces of the air heat pumps, two evaporators are arranged on the front side and the back side of the air heat pumps, two fixing seats are fixedly connected to the two sides of the air heat pumps, adjusting seats are slidably connected to the front side and the back side of the air heat pumps, and cleaning rollers are arranged between the adjusting seats and the adjacent fixing seats;
the six adjusting assemblies comprise a movable seat and an extrusion spring, and the movable seat is connected to the inner wall of the adjusting seat in a sliding manner;
twelve dismounting components, wherein the dismounting components comprise a rotating rod and a clamping seat, and the clamping seat is connected to the outer surface of the rotating rod in a sliding manner;
twelve fixed components, fixed components include sliding seat and extrusion seat, sliding seat sliding connection is on the inner wall of mount pad.
Preferably, the inner wall of the air heat pump is rotatably connected with two threaded rods, the two threaded rods extend upwards through the upper surface of the air heat pump, a gear is fixedly sleeved on the outer surface of one end extending upwards, gear chains are meshed with the outer surfaces of the two gears, and a supporting seat is fixedly connected with the upper surface of the air heat pump.
Preferably, one of the threaded rods extends upwards through the supporting seat, one end of the threaded rod extending is fixedly connected with the output end of the motor, the motor is fixedly mounted on the upper surface of the supporting seat, one end of the adjusting seat, which is positioned in the air heat pump, is in threaded connection with the outer surface of the threaded rod, and an extrusion spring is arranged on the inner wall of the adjusting seat.
Preferably, the pushing block is slidably connected to the inner wall of the extrusion spring, one end of the pushing block is fixedly connected with the extrusion springs, the other ends of the extrusion springs are fixedly connected to the side surfaces of the movable seat, a first screw rod is rotatably connected to the inner part of the pushing block, and the first screw rod is in threaded connection with the inner wall of the adjusting seat.
Preferably, the first screw rod penetrates through the adjusting seat to extend outwards, one end of the extension is fixedly connected with the rotating wheel, two ends of the moving seat are respectively connected with two rotating rods in a rotating mode, one end of the rotating rod outside the moving seat is fixedly connected with a disassembling spring, the other end of the disassembling spring is fixedly connected with the clamping seat, and two disassembling springs are arranged on the outer surface of the rotating rod.
Preferably, two dismantle spring and joint seat sliding connection, peg graft on the inner wall of joint seat has the connecting rod, peg graft the other end of connecting rod has the dwang, and the surface rotation of dwang is connected with the movable block, and movable block surface sliding connection has the stopper, stopper sliding connection on the inner wall of corresponding fixing base, just the surface and the clearance gyro wheel fixed connection of connecting rod, the equal fixedly connected with of positive and negative both sides of air heat pump install the piece.
Preferably, the inner wall of the installation block is rotationally connected with a second screw rod, the second screw rod is in threaded connection with the inner wall of the extrusion seat, the extrusion seat is in sliding connection with the inner wall of the sliding seat, the upper surface of the extrusion seat is fixedly connected with two compression springs, and the lower surface of the extrusion seat is fixedly connected with two extension springs.
Preferably, the two compression springs and the two extension springs are fixedly connected to the inner wall of the sliding seat, and the inner wall of the sliding seat is rotatably connected with a supporting roller.
A control method of a heat pump device of a thermodynamic air source,
the method comprises the following steps: s1: when the thermodynamic air source heat pump is needed, a compressor is started according to a specified temperature through a temperature regulator, when the compressor works, heat is absorbed through an evaporator, then the heat is released through a condenser, hot water is stored under the action of the condenser and a liquid outlet tank, cold water enters the evaporator through a filter and an expansion valve and then enters the evaporator, the effect of cyclic heating is achieved, and when the temperature reaches a proper range, the operation of the compressor is stopped under the effect of temperature regulation;
s2: when frosting occurs on four evaporators on the outer surface of the air heat pump, the normal operation of the air heat pump is affected, so that the heat exchange effect is poor, at the moment, one of the threaded rods is driven to rotate by the starting motor, and gears on the outer surface of the threaded rod are driven to rotate under the rotation of the threaded rod, so that a gear chain meshed with the outer surface of the gears rotates;
s3: therefore, the two gears rotate simultaneously, the two threaded rods are driven to rotate simultaneously, at the moment, under the rotation of the threaded rods, the adjusting seat in threaded connection with the outer surfaces of the threaded rods slides downwards along the inner wall of the air heat pump, at the moment, the cleaning roller is driven to move downwards under the movement of the adjusting seat, and therefore the limiting block slides on the inner wall of the fixed seat along with the movement of the adjusting seat;
s4: when the cleaning roller moves downwards, the cleaning roller rotates to roll and clean the evaporator, and meanwhile, under the reciprocating rotation of the motor, the cleaning roller reciprocates on the outer surface of the evaporator, so that the cleaning roller has a good cleaning effect on frost on the evaporator, and the air heat pump can be normally used;
s5: when the service time of the cleaning roller is too long, the cleaning roller is not extruded by the evaporator due to abrasion or the extrusion force is small, and the cleaning roller cannot clean frost on the surface of the evaporator, the first screw rod is driven to rotate on the inner wall of the pushing block by rotating the rotating wheel, and the first screw rod moves along the inner wall of the adjusting seat along with the rotation of the first screw rod;
s6: the pushing block slides on the inner wall of the adjusting groove, the extrusion spring is extruded along with the movement of the pushing block, the extrusion spring extrudes the movable seat, the movable seat is moved, the cleaning roller between the adjusting seat and the fixed seat is driven to move along with the movement of the movable seat, and at the moment, the other end of the cleaning roller drives the rotating block to correspondingly slide on the inner wall of the movable block;
s7: therefore, the cleaning roller is extruded with the evaporator, and when the extrusion force of the extrusion spring is in a proper range along with the movement of the pushing block to a proper position, the pressure of the cleaning roller on the evaporator can be in a proper range, so that frost on the surface of the evaporator can be cleaned by the cleaning roller;
s8: when the cleaning roller needs to be replaced, the clamping seat is pulled to slide on the inner wall of the dismounting groove, the clamping seat compresses the dismounting spring along with the movement of the clamping seat, and the clamping seat is separated from the connecting rod along with the movement of the clamping seat;
s9: the connecting rod can be pulled out of the rotating block, the cleaning roller can be detached, the new cleaning roller is inserted into the inner wall of the rotating block, and the same movement is performed, so that the clamping seat slides on the inner wall of the detaching groove;
s10: at the moment, the clamping seat is aligned with the connecting rod, the connecting rod is inserted into the inner wall of the clamping seat through the sliding clamping seat, and at the moment, under the rebound of the dismounting spring, the connecting rod is fixed between the clamping seat and the rotating block, so that the cleaning roller is replaced, and the cleaning effect of the evaporator is better;
s11: when the air heat pump needs to be moved, the second screw rod is rotated to enable the extrusion seat to move along the second screw rod, the extrusion seat slides on the inner wall of the sliding seat along with the extrusion seat, the two extension springs are compressed by the extrusion seat, the two compression springs are simultaneously stretched, the sliding seat is driven to move downwards under the movement of the extrusion seat, the sliding seat is separated from the inner top wall of the mounting seat, and the supporting roller is contacted with and extruded from the inner bottom wall of the mounting seat along with the movement of the sliding seat;
s12: when the four support rollers are in contact with the mounting seats and extrude, the extrusion seats are pushed upwards under the rebound of the extension springs, so that the corresponding mounting blocks are pushed upwards, the air heat pump is separated from the two mounting seats, and meanwhile, the air heat pump is conveniently pushed to move under the action of the four support rollers, and when the air heat pump moves to a proper position, the opposite movement is carried out;
s13: the sliding seat is enabled to move upwards, the extension spring is stretched simultaneously, the compression spring is compressed, the sliding seat is enabled to be extruded with the installation seat under rebound of the compression spring, the installation block is enabled to be extruded with the installation seat simultaneously, and therefore the air heat pump is enabled to be fixed on the upper surface of the installation seat under the action of the installation block and the sliding seat, adjustment of the position of the air heat pump is completed, and use under different conditions is facilitated.
The beneficial effects of the utility model are as follows: when frosting appears on four evaporators of air heat pump surface, it rotates to have driven the threaded rod through the starter motor, make the clearance gyro wheel downwardly moving, simultaneously the clearance gyro wheel rotates, thereby roll the clearance gyro wheel and clean the evaporimeter, simultaneously under the reciprocal rotation of motor, make the clearance gyro wheel carry out reciprocating motion at the surface of evaporimeter, thereby make the clearance gyro wheel carry out better cleaning effect to the frost on the evaporimeter, make air heat pump can carry out normal use, on the live time overlength of clearance gyro wheel, the clearance gyro wheel is because wearing and tearing and evaporimeter do not extrude this moment, or the extrusion force is less makes the clearance gyro wheel clean when not clean the frost on evaporimeter surface, can make clearance gyro wheel and evaporimeter again extrude through adjusting part this moment, make cleaning effect better, when need change the clearance gyro wheel, at this moment under the effect of dismantling the subassembly, make clearance gyro wheel and adjusting part and fixing base separation, the rethread dismantlement subassembly changes new clearance gyro wheel, make the change more swiftly, be convenient for clean the evaporimeter under the effect of new clearance gyro wheel.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an air heat pump structure according to the present utility model;
FIG. 3 is a cross-sectional view of an adjustment seat of the present utility model;
FIG. 4 is a cross-sectional view of an air heat pump of the present utility model;
FIG. 5 is an enlarged view of FIG. 3A in accordance with the present utility model;
FIG. 6 is an enlarged view of B of FIG. 3 in accordance with the present utility model;
FIG. 7 is an enlarged view of FIG. 3C in accordance with the present utility model;
FIG. 8 is an enlarged view of D of FIG. 4 in accordance with the present utility model;
FIG. 9 is an enlarged view of E of FIG. 4 in accordance with the present utility model;
fig. 10 is a schematic diagram of the operation of the present utility model.
In the figure: 1. a mounting base; 101. an air heat pump; 102. a blower; 103. an evaporator; 104. cleaning a roller; 105. a fixing seat; 106. an adjusting seat; 107. a threaded rod; 108. a gear; 109. a gear chain; 110. a support base; 111. a motor; 112. a mounting block; 2. a movable seat; 201. extruding a spring; 202. a pushing block; 203. an adjustment tank; 204. a first screw rod; 205. a rotating wheel; 3. a rotating lever; 301. a clamping seat; 302. a dismantling groove; 303. disassembling the spring; 304. a connecting rod; 4. a sliding seat; 401. extruding a base; 402. a compression spring; 403. a tension spring; 404. a second screw rod; 405. and supporting the roller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The embodiment of the utility model discloses a heat pump device of a thermodynamic air source,
as shown in fig. 1-6, the air heat pump comprises two mounting seats 1, wherein three air heat pumps 101 are arranged on the upper surfaces of the two mounting seats 1, two fans 102 and a motor 111 are arranged on the upper surfaces of the air heat pumps 101, two evaporators 103 are arranged on the front side and the back side of the air heat pumps 101, and two mounting blocks 112 are fixedly connected on the front side and the back side of the air heat pumps 101;
two fixed seats 105 are fixedly connected to two sides of the air heat pump 101, an adjusting seat 106 is slidably connected to the front side and the back side of the air heat pump 101, a cleaning roller 104 is arranged between the adjusting seat 106 and the adjacent fixed seats 105, two threaded rods 107 are rotatably connected to the inner wall of the air heat pump 101, the two threaded rods 107 extend upwards through the upper surface of the air heat pump 101, and a gear 108 is fixedly sleeved on the outer surface of one end extending upwards;
the outer surfaces of the two gears 108 are meshed with gear chains 109, the upper surface of the air heat pump 101 is fixedly connected with a supporting seat 110, one threaded rod 107 penetrates through the supporting seat 110 to extend upwards, one extended end is fixedly connected with the output end of a motor 111, the motor 111 is fixedly arranged on the upper surface of the supporting seat 110, and one end of the adjusting seat 106, which is positioned in the air heat pump 101, is in threaded connection with the outer surface of the threaded rod 107;
when the thermodynamic air source heat pump is needed, a compressor is started according to a specified temperature through a temperature regulator, when the compressor works, heat is absorbed through the evaporator 103, then the heat is released through the condenser, hot water is stored under the action of the condenser and a liquid outlet tank, cold water enters the evaporator 103 through a filter and an expansion valve and then enters the evaporator 103, the effect of cyclic heating is achieved, and when the temperature reaches a proper range, the compressor stops working under the effect of temperature regulation;
when frosting occurs on the four evaporators 103 on the outer surface of the air heat pump 101, the normal operation of the air heat pump 101 is affected, so that the heat exchange effect is deteriorated, at the moment, one of the threaded rods 107 is driven to rotate by the starting motor 111, and under the rotation of the threaded rods 107, the gear 108 on the outer surface of the threaded rod 107 is driven to rotate, so that the gear chain 109 meshed with the outer surface of the gear 108 rotates;
thereby, the two gears 108 rotate simultaneously, and further the two threaded rods 107 are driven to rotate simultaneously, at this time, under the rotation of the threaded rods 107, the adjusting seat 106 screwed on the outer surface of the threaded rods 107 slides downwards along the inner wall of the air heat pump 101, at this time, the cleaning roller 104 is driven to move downwards under the movement of the adjusting seat 106, so that the limiting block slides on the inner wall of the fixed seat 105 along with the movement of the adjusting seat 106;
meanwhile, under the action of the adjusting component, the cleaning roller 104 is always in contact with the evaporator 103 and is extruded, so that when the cleaning roller 104 moves downwards, the cleaning roller 104 rotates to roll and clean the evaporator 103, and meanwhile, under the reciprocating rotation of the motor 111, the cleaning roller 104 moves back and forth on the outer surface of the evaporator 103, so that the cleaning roller 104 has a good cleaning effect on frost on the evaporator 103, and the air heat pump 101 can be normally used;
when the service time of the cleaning roller 104 is too long, the cleaning roller 104 is not extruded with the evaporator 103 due to abrasion, or the extrusion force is small, so that the cleaning roller 104 can not clean frost on the surface of the evaporator 103, and the cleaning roller 104 and the evaporator 103 can be extruded again through the adjusting component, so that the cleaning effect is better;
when the cleaning roller 104 needs to be replaced, the cleaning roller 104 is separated from the adjusting seat 106 and the fixing seat 105 under the action of the dismounting assembly, and a new cleaning roller 104 is replaced by the dismounting assembly, so that the position of the air heat pump 101 needs to be adjusted;
the air heat pump 101 is separated from the two mounting seats 1 through the fixing assembly, the position of the air heat pump 101 can be moved at the moment, after the movement is completed, the air heat pump 101 can be fixed under the action of the fixing assembly, the situation that the air heat pump 101 cannot be moved due to cement pouring is avoided, and the use requirements under different conditions cannot be met;
as shown in fig. 3 and 7, the device comprises a movable seat 2 and extrusion springs 201, wherein the movable seat 2 is slidably connected to the inner wall of an adjusting seat 106, the inner wall of the adjusting seat 106 is provided with the extrusion springs 201, the inner wall of the extrusion springs 201 is slidably connected with pushing blocks 202, one ends of the pushing blocks 202 are fixedly connected with a plurality of extrusion springs 201, and the other ends of the extrusion springs 201 are fixedly connected to the side surfaces of the movable seat 2;
the first screw rod 204 is rotatably connected to the inside of the pushing block 202, the first screw rod 204 is in threaded connection with the inner wall of the adjusting seat 106, the first screw rod 204 penetrates through the adjusting seat 106 to extend outwards, one end of the extension is fixedly connected with the rotating wheel 205, and two ends of the moving seat 2 are respectively in rotational connection with the two rotating rods 3;
when the service time of the cleaning roller 104 is too long, and the cleaning roller 104 is not extruded by the evaporator 103 due to abrasion or the extrusion force is small, and the cleaning roller 104 cannot clean frost on the surface of the evaporator 103, the first screw rod 204 is driven to rotate on the inner wall of the pushing block 202 by rotating the rotating wheel 205, and the first screw rod 204 moves along the inner wall of the adjusting seat 106 along with the rotation of the first screw rod 204;
thereby, the pushing block 202 slides on the inner wall of the adjusting groove 203, the extrusion spring 201 is extruded along with the movement of the pushing block 202, the extrusion spring 201 extrudes the moving seat 2, the moving seat 2 is moved, the cleaning roller 104 between the adjusting seat 106 and the fixed seat 105 is driven to move along with the movement of the moving seat 2, and at the moment, the other end of the cleaning roller 104 drives the rotating block to correspondingly slide on the inner wall of the moving block;
so that the cleaning roller 104 is extruded with the evaporator 103, when the extrusion force of the extrusion spring 201 is in a proper range along with the movement of the pushing block 202 to a proper position, the pressure of the cleaning roller 104 on the evaporator 103 can be in a proper range, and therefore the cleaning roller 104 can clean frost on the surface of the evaporator 103;
as shown in fig. 4 and 8, the device comprises a rotating rod 3 and a clamping seat 301, wherein the clamping seat 301 is slidably connected to the outer surface of the rotating rod 3, one end of the rotating rod 3 outside the movable seat 2 is fixedly connected with a detaching spring 303, the other end of the detaching spring 303 is fixedly connected with the clamping seat 301, and two detaching springs 303 are arranged on the outer surface of the rotating rod 3;
the two dismounting springs 303 are in sliding connection with the clamping seat 301, a connecting rod 304 is inserted on the inner wall of the clamping seat 301, a rotating block is inserted at the other end of the connecting rod 304, a moving block is rotationally connected to the outer surface of the rotating block, a limiting block is slidably connected to the outer surface of the moving block, the limiting block is slidably connected to the inner wall of the corresponding fixed seat 105, and the outer surface of the connecting rod 304 is fixedly connected with the cleaning roller 104;
when the cleaning roller 104 needs to be replaced, the clamping seat 301 is pulled to enable the clamping seat 301 to slide on the inner wall of the dismounting groove 302, the clamping seat 301 compresses the dismounting spring 303 along with the movement of the clamping seat 301, and the clamping seat 301 is separated from the connecting rod 304 along with the movement of the clamping seat 301;
at this time, the connecting rod 304 can be pulled out from the rotating block, the cleaning roller 104 can be disassembled, and then the new cleaning roller 104 is inserted on the inner wall of the rotating block, and then the same movement is performed, so that the clamping seat 301 slides on the inner wall of the disassembling groove 302;
at this time, the clamping seat 301 is aligned with the connecting rod 304, then the connecting rod 304 is inserted into the inner wall of the clamping seat 301 through the sliding clamping seat 301, and at this time, under the rebound of the dismounting spring 303, the connecting rod 304 is fixed between the clamping seat 301 and the rotating block, so that the replacement of the cleaning roller 104 is completed, and the cleaning effect of the evaporator 103 is better;
as shown in fig. 4 and 9, the device comprises a sliding seat 4 and an extrusion seat 401, wherein the sliding seat 4 is slidably connected to the inner wall of the installation seat 1, a second screw rod 404 is rotatably connected to the inner wall of the installation block 112, the second screw rod 404 is in threaded connection with the inner wall of the extrusion seat 401, and the extrusion seat 401 is slidably connected to the inner wall of the sliding seat 4;
the upper surface of the extrusion seat 401 is fixedly connected with two compression springs 402, the lower surface of the extrusion seat 401 is fixedly connected with two extension springs 403, the two compression springs 402 and the two extension springs 403 are fixedly connected to the inner wall of the sliding seat 4, and the inner wall of the sliding seat 4 is rotatably connected with a supporting roller 405;
when the air heat pump 101 needs to be moved, the second screw rod 404 is rotated to enable the extrusion seat 401 to move along the second screw rod 404, at the moment, the extrusion seat 401 slides on the inner wall of the sliding seat 4 along with the extrusion seat 401, so that the extrusion seat 401 compresses the two extension springs 403, simultaneously stretches the two compression springs 402, and under the movement of the extrusion seat 401, the sliding seat 4 is driven to move downwards, the sliding seat 4 is separated from the inner top wall of the mounting seat 1, and the supporting roller 405 contacts and extrudes the inner bottom wall of the mounting seat 1 along with the movement of the sliding seat 4;
when the four supporting rollers 405 are all in contact with the mounting seats 1 and squeeze, the squeezing seat 401 is pushed upwards under the rebound of the extension spring 403, so that the corresponding mounting blocks 112 are pushed upwards, the air heat pump 101 is separated from the two mounting seats 1, and meanwhile, under the action of the four supporting rollers 405, the air heat pump 101 is conveniently pushed to move, and when the air heat pump is moved to a proper position, the opposite movement is performed;
the sliding seat 4 moves upwards, the extension spring 403 is stretched, the compression spring 402 is compressed, the sliding seat 4 is extruded with the installation seat 1 under the rebound of the compression spring 402, and the installation block 112 is extruded with the installation seat 1, so that the air heat pump 101 is fixed on the upper surface of the installation seat 1 under the action of the installation block 112 and the sliding seat 4, the position of the air heat pump 101 is adjusted, and the air heat pump is convenient to use under different conditions.
Working principle: when the thermodynamic air source heat pump is needed, a compressor is started according to a specified temperature through a temperature regulator, when the compressor works, heat is absorbed through the evaporator 103, then the heat is released through the condenser, hot water is stored under the action of the condenser and a liquid outlet tank, cold water enters the evaporator 103 through a filter and an expansion valve and then enters the evaporator 103, the effect of cyclic heating is achieved, and when the temperature reaches a proper range, the compressor stops working under the effect of temperature regulation;
when frosting occurs on the four evaporators 103 on the outer surface of the air heat pump 101, the normal operation of the air heat pump 101 is affected, so that the heat exchange effect is deteriorated, at the moment, one of the threaded rods 107 is driven to rotate by the starting motor 111, and under the rotation of the threaded rods 107, the gear 108 on the outer surface of the threaded rod 107 is driven to rotate, so that the gear chain 109 meshed with the outer surface of the gear 108 rotates;
thereby, the two gears 108 rotate simultaneously, and further the two threaded rods 107 are driven to rotate simultaneously, at this time, under the rotation of the threaded rods 107, the adjusting seat 106 screwed on the outer surface of the threaded rods 107 slides downwards along the inner wall of the air heat pump 101, at this time, the cleaning roller 104 is driven to move downwards under the movement of the adjusting seat 106, so that the limiting block slides on the inner wall of the fixed seat 105 along with the movement of the adjusting seat 106;
when the cleaning roller 104 moves downwards, the cleaning roller 104 is enabled to rotate, so that the evaporator 103 is cleaned in a rolling way, and meanwhile, under the reciprocating rotation of the motor 111, the cleaning roller 104 is enabled to reciprocate on the outer surface of the evaporator 103, so that the cleaning roller 104 has a good cleaning effect on frost on the evaporator 103, and the air heat pump 101 can be normally used;
when the service time of the cleaning roller 104 is too long, and the cleaning roller 104 is not extruded by the evaporator 103 due to abrasion or the extrusion force is small, and the cleaning roller 104 cannot clean frost on the surface of the evaporator 103, the first screw rod 204 is driven to rotate on the inner wall of the pushing block 202 by rotating the rotating wheel 205, and the first screw rod 204 moves along the inner wall of the adjusting seat 106 along with the rotation of the first screw rod 204;
thereby, the pushing block 202 slides on the inner wall of the adjusting groove 203, the extrusion spring 201 is extruded along with the movement of the pushing block 202, the extrusion spring 201 extrudes the moving seat 2, the moving seat 2 is moved, the cleaning roller 104 between the adjusting seat 106 and the fixed seat 105 is driven to move along with the movement of the moving seat 2, and at the moment, the other end of the cleaning roller 104 drives the rotating block to correspondingly slide on the inner wall of the moving block;
so that the cleaning roller 104 is extruded with the evaporator 103, when the extrusion force of the extrusion spring 201 is in a proper range along with the movement of the pushing block 202 to a proper position, the pressure of the cleaning roller 104 on the evaporator 103 can be in a proper range, and therefore the cleaning roller 104 can clean frost on the surface of the evaporator 103;
when the cleaning roller 104 needs to be replaced, the clamping seat 301 is pulled to enable the clamping seat 301 to slide on the inner wall of the dismounting groove 302, the clamping seat 301 compresses the dismounting spring 303 along with the movement of the clamping seat 301, and the clamping seat 301 is separated from the connecting rod 304 along with the movement of the clamping seat 301;
at this time, the connecting rod 304 can be pulled out from the rotating block, the cleaning roller 104 can be disassembled, and then the new cleaning roller 104 is inserted on the inner wall of the rotating block, and then the same movement is performed, so that the clamping seat 301 slides on the inner wall of the disassembling groove 302;
at this time, the clamping seat 301 is aligned with the connecting rod 304, then the connecting rod 304 is inserted into the inner wall of the clamping seat 301 through the sliding clamping seat 301, and at this time, under the rebound of the dismounting spring 303, the connecting rod 304 is fixed between the clamping seat 301 and the rotating block, so that the replacement of the cleaning roller 104 is completed, and the cleaning effect of the evaporator 103 is better;
when the air heat pump 101 needs to be moved, the second screw rod 404 is rotated to enable the extrusion seat 401 to move along the second screw rod 404, at the moment, the extrusion seat 401 slides on the inner wall of the sliding seat 4 along with the extrusion seat 401, so that the extrusion seat 401 compresses the two extension springs 403, simultaneously stretches the two compression springs 402, and under the movement of the extrusion seat 401, the sliding seat 4 is driven to move downwards, the sliding seat 4 is separated from the inner top wall of the mounting seat 1, and the supporting roller 405 contacts and extrudes the inner bottom wall of the mounting seat 1 along with the movement of the sliding seat 4;
when the four supporting rollers 405 are all in contact with the mounting seats 1 and squeeze, the squeezing seat 401 is pushed upwards under the rebound of the extension spring 403, so that the corresponding mounting blocks 112 are pushed upwards, the air heat pump 101 is separated from the two mounting seats 1, and meanwhile, under the action of the four supporting rollers 405, the air heat pump 101 is conveniently pushed to move, and when the air heat pump is moved to a proper position, the opposite movement is performed;
the sliding seat 4 moves upwards, the extension spring 403 is stretched, the compression spring 402 is compressed, the sliding seat 4 is extruded with the installation seat 1 under the rebound of the compression spring 402, and the installation block 112 is extruded with the installation seat 1, so that the air heat pump 101 is fixed on the upper surface of the installation seat 1 under the action of the installation block 112 and the sliding seat 4, the position of the air heat pump 101 is adjusted, and the air heat pump is convenient to use under different conditions.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (2)

1. A thermodynamic air source heat pump device, comprising:
the air heat pump comprises two mounting seats (1), wherein three air heat pumps (101) are arranged on the upper surfaces of the two mounting seats (1), two fans (102) and a motor (111) are arranged on the upper surfaces of the air heat pumps (101), two evaporators (103) are arranged on the front side and the back side of the air heat pumps (101), two fixing seats (105) are fixedly connected to the two sides, adjacent to the front side and the back side, of the air heat pumps (101), adjusting seats (106) are slidably connected to the front side and the back side of the air heat pumps (101), and cleaning rollers (104) are arranged between the adjusting seats (106) and the adjacent fixing seats (105);
the six adjusting assemblies comprise a movable seat (2) and an extrusion spring (201), wherein the movable seat (2) is connected to the inner wall of the adjusting seat (106) in a sliding manner;
twelve dismounting components, wherein the dismounting components comprise a rotating rod (3) and a clamping seat (301), and the clamping seat (301) is connected to the outer surface of the rotating rod (3) in a sliding manner;
twelve fixing assemblies, wherein each fixing assembly comprises a sliding seat (4) and an extrusion seat (401), and the sliding seats (4) are connected to the inner wall of the mounting seat (1) in a sliding manner;
each of the front and back inner walls of the air heat pump (101) is rotatably connected with a threaded rod (107), two threaded rods (107) extend upwards through the upper surface of the air heat pump (101), a gear (108) is fixedly sleeved on the outer surface of one end extending upwards, gear chains (109) are meshed with the outer surfaces of the two gears (108), and a supporting seat (110) is fixedly connected with the upper surface of the air heat pump (101);
one of the threaded rods (107) extends upwards through the supporting seat (110), one extending end of the threaded rod is fixedly connected with the output end of the motor (111), the motor (111) is fixedly arranged on the upper surface of the supporting seat (110), one end of the adjusting seat (106) positioned in the air heat pump (101) is connected with the outer surface of the threaded rod (107) in a threaded manner, and an extrusion spring (201) is arranged on the inner wall of the adjusting seat (106);
a pushing block (202) is slidably connected to the inner wall of the adjusting seat (106), one end of the pushing block (202) is fixedly connected with a plurality of extrusion springs (201), the other ends of the extrusion springs (201) are fixedly connected to the side face of the moving seat (2), a first screw rod (204) is rotatably connected to the inner part of the pushing block (202), and the first screw rod (204) is in threaded connection with the inner wall of the adjusting seat (106);
the first screw rod (204) penetrates through the adjusting seat (106) to extend outwards, one end of the extension is fixedly connected with the rotating wheel (205), the cleaning idler wheel (104) between the adjusting seat (106) and the fixed seat (105) is driven to move through the movement of the moving seat (2), two ends of the moving seat (2) are respectively and rotatably connected with the two rotating rods (3), one end of the rotating rod (3) outside the moving seat (2) is fixedly connected with the dismounting spring (303), the other end of the dismounting spring (303) is fixedly connected with the clamping seat (301), and two dismounting springs (303) are arranged on the outer surface of the rotating rod (3);
the two disassembling springs (303) are in sliding connection with the clamping seat (301), a connecting rod (304) is inserted on the inner wall of the clamping seat (301), a rotating block is inserted at the other end of the connecting rod (304), a moving block is rotationally connected to the outer surface of the rotating block, a limiting block is slidably connected to the outer surface of the moving block, the limiting block is slidably connected to the inner wall of a corresponding fixing seat (105), the outer surface of the connecting rod (304) is fixedly connected with a cleaning roller (104), and two mounting blocks (112) are fixedly connected to the front side and the back side of the air heat pump (101);
the inner wall of the mounting block (112) is rotationally connected with a second screw rod (404), the second screw rod (404) is in threaded connection with the inner wall of the extrusion seat (401), the extrusion seat (401) is in sliding connection with the inner wall of the sliding seat (4), the upper surface of the extrusion seat (401) is fixedly connected with two compression springs (402), and the lower surface of the extrusion seat (401) is fixedly connected with two extension springs (403);
the two compression springs (402) and the two extension springs (403) are fixedly connected to the inner wall of the sliding seat (4), and the inner wall of the sliding seat (4) is rotatably connected with a supporting roller (405).
2. A control method of a thermodynamic air source heat pump device according to claim 1, characterized by: the method comprises the following steps:
s1: when the thermodynamic air source heat pump is needed, a compressor is started according to a specified temperature through a temperature regulator, when the compressor works, heat is absorbed through an evaporator (103), then the heat is released through the condenser, hot water is stored under the action of the condenser and a liquid outlet tank, cold water enters the evaporator (103) through a filter and an expansion valve and then enters the evaporator (103) to achieve the effect of cyclic heating, and when the temperature reaches a proper range, the compressor stops working under the effect of temperature regulation;
s2: when frosting occurs on the four evaporators (103) on the outer surface of the air heat pump (101), the normal operation of the air heat pump (101) is affected, so that the heat exchange effect is poor, at the moment, one of the threaded rods (107) is driven to rotate by the starting motor (111), and under the rotation of the threaded rod (107), the gear (108) on the outer surface of the threaded rod (107) is driven to rotate, so that the gear chain (109) meshed with the outer surface of the gear (108) rotates;
s3: therefore, the two gears (108) rotate simultaneously, the two threaded rods (107) are driven to rotate simultaneously, at the moment, under the rotation of the threaded rods (107), the adjusting seat (106) in threaded connection with the outer surfaces of the threaded rods (107) slides downwards along the inner wall of the air heat pump (101), at the moment, the cleaning roller (104) is driven to move downwards under the movement of the adjusting seat (106), and therefore the limiting block slides on the inner wall of the fixed seat (105) along with the movement of the adjusting seat (106);
s4: when the cleaning roller (104) moves downwards, the cleaning roller (104) rotates, so that the evaporator (103) is cleaned in a rolling way, and meanwhile, under the reciprocating rotation of the motor (111), the cleaning roller (104) moves in a reciprocating way on the outer surface of the evaporator (103), so that the cleaning roller (104) has a good cleaning effect on frost on the evaporator (103), and the air heat pump (101) can be used normally;
s5: when the service time of the cleaning roller (104) is too long, the cleaning roller (104) is not extruded with the evaporator (103) because of abrasion, or the extrusion force is small, so that the cleaning roller (104) can not clean frost on the surface of the evaporator (103), the first screw rod (204) is driven to rotate on the inner wall of the pushing block (202) through the rotating wheel (205), and the first screw rod (204) moves along the inner wall of the adjusting seat (106) along with the rotation of the first screw rod (204);
s6: therefore, the pushing block (202) slides on the inner wall of the adjusting seat (106), the extrusion spring (201) is extruded along with the movement of the pushing block (202), the extrusion spring (201) extrudes the moving seat (2), the moving seat (2) moves, the cleaning roller (104) between the adjusting seat (106) and the fixed seat (105) is driven to move along with the movement of the moving seat (2), and at the moment, the other end of the cleaning roller (104) drives the rotating block to correspondingly slide on the inner wall of the moving block;
s7: therefore, the cleaning roller (104) is extruded with the evaporator (103), and when the extrusion force of the extrusion spring (201) is in a proper range along with the movement of the pushing block (202) to a proper position, the pressure of the cleaning roller (104) on the evaporator (103) is in a proper range, so that frost on the surface of the evaporator (103) can be cleaned by the cleaning roller (104);
s8: when the cleaning roller (104) needs to be replaced, the clamping seat (301) is pulled firstly, the clamping seat (301) compresses the disassembling spring (303) along with the movement of the clamping seat (301), and the clamping seat (301) is separated from the connecting rod (304) along with the movement of the clamping seat (301);
s9: at the moment, the connecting rod (304) can be pulled out of the rotating block, the cleaning roller (104) can be detached at the moment, and the new cleaning roller (104) is inserted on the inner wall of the rotating block, so that the clamping seat (301) slides;
s10: at the moment, the clamping seat (301) is aligned with the connecting rod (304), the connecting rod (304) is inserted into the inner wall of the clamping seat (301) through the sliding clamping seat (301), and at the moment, under the rebound of the dismounting spring (303), the connecting rod (304) is fixed between the clamping seat (301) and the rotating block, so that the cleaning roller (104) is replaced, and the cleaning effect on the evaporator (103) is better;
s11: when the air heat pump (101) needs to be moved, the second screw rod (404) is rotated at the moment, so that the extrusion seat (401) moves along the second screw rod (404), at the moment, along with the movement of the extrusion seat (401), the extrusion seat (401) slides on the inner wall of the sliding seat (4), so that the extrusion seat (401) compresses the two tension springs (403) and simultaneously stretches the two compression springs (402), and the sliding seat (4) is driven to move downwards under the movement of the extrusion seat (401), so that the sliding seat (4) is separated from the inner top wall of the mounting seat (1), and along with the movement of the sliding seat (4), the supporting roller (405) contacts and extrudes the inner bottom wall of the mounting seat (1);
s12: when the four supporting rollers (405) are all in contact with the mounting seats (1) and squeeze, the squeezing seat (401) is pushed upwards under the rebound of the stretching spring (403), so that the corresponding mounting blocks (112) are pushed upwards, the air heat pump (101) is separated from the two mounting seats (1), and meanwhile, the air heat pump (101) is conveniently pushed to move under the action of the four supporting rollers (405), and when the air heat pump is moved to a proper position, the opposite movement is carried out;
s13: make sliding seat (4) upwards move, stretch extension spring (403) simultaneously, compress compression spring (402), make sliding seat (4) and mount pad (1) extrusion under the rebound of compression spring (402), make simultaneously installation piece (112) and mount pad (1) extrusion to under the effect of installation piece (112) and sliding seat (4), make air heat pump (101) fix the upper surface at mount pad (1), accomplish the regulation of air heat pump (101) position, the use under the different circumstances of being convenient for.
CN202210123259.XA 2022-02-09 2022-02-09 Thermodynamic air source heat pump device and control method thereof Active CN114593536B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210123259.XA CN114593536B (en) 2022-02-09 2022-02-09 Thermodynamic air source heat pump device and control method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210123259.XA CN114593536B (en) 2022-02-09 2022-02-09 Thermodynamic air source heat pump device and control method thereof

Publications (2)

Publication Number Publication Date
CN114593536A CN114593536A (en) 2022-06-07
CN114593536B true CN114593536B (en) 2024-03-19

Family

ID=81804794

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210123259.XA Active CN114593536B (en) 2022-02-09 2022-02-09 Thermodynamic air source heat pump device and control method thereof

Country Status (1)

Country Link
CN (1) CN114593536B (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430768A (en) * 1982-03-24 1984-02-14 Novinger Harry E Agitator structure for suction cleaners
JP2006057971A (en) * 2004-08-24 2006-03-02 Mitsubishi Electric Building Techno Service Co Ltd Cooling device of condenser for air conditioner
WO2007059919A2 (en) * 2005-11-22 2007-05-31 Robo Paper B.V. Device and method for cleaning a rotating material strip
KR20110018190A (en) * 2009-08-17 2011-02-23 정양전 Waste water heat recovery system
KR101125780B1 (en) * 2011-12-30 2012-03-27 주식회사 에이앤이 Heat recovering ventilation system with renewable dust collector for stall
CN108387133A (en) * 2018-04-12 2018-08-10 吉林大学 A kind of evaporator for air-conditioning system of automobile automatic cleaning apparatus
DE212020000258U1 (en) * 2020-07-03 2020-12-01 Suzhou Zhongchuang Sunshine New Energy Technology Co., Ltd. A maintenance device for the vacuum pumps
CN112451979A (en) * 2020-11-18 2021-03-09 西安银能科技发展有限责任公司 Rotary evaporator with protective cover mechanism and use method thereof
CN112902312A (en) * 2021-02-28 2021-06-04 庄小芳 Air energy heat pump outdoor unit with efficient heat exchange effect and method
CN113758051A (en) * 2021-08-30 2021-12-07 刘亚超 Energy-saving air source heat pump
CN215113017U (en) * 2021-07-06 2021-12-10 上海旗浪节能环保科技有限公司 Cold-stored air conditioner convenient to clearance deposition

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4430768A (en) * 1982-03-24 1984-02-14 Novinger Harry E Agitator structure for suction cleaners
JP2006057971A (en) * 2004-08-24 2006-03-02 Mitsubishi Electric Building Techno Service Co Ltd Cooling device of condenser for air conditioner
WO2007059919A2 (en) * 2005-11-22 2007-05-31 Robo Paper B.V. Device and method for cleaning a rotating material strip
KR20110018190A (en) * 2009-08-17 2011-02-23 정양전 Waste water heat recovery system
KR101125780B1 (en) * 2011-12-30 2012-03-27 주식회사 에이앤이 Heat recovering ventilation system with renewable dust collector for stall
CN108387133A (en) * 2018-04-12 2018-08-10 吉林大学 A kind of evaporator for air-conditioning system of automobile automatic cleaning apparatus
DE212020000258U1 (en) * 2020-07-03 2020-12-01 Suzhou Zhongchuang Sunshine New Energy Technology Co., Ltd. A maintenance device for the vacuum pumps
CN112451979A (en) * 2020-11-18 2021-03-09 西安银能科技发展有限责任公司 Rotary evaporator with protective cover mechanism and use method thereof
CN112902312A (en) * 2021-02-28 2021-06-04 庄小芳 Air energy heat pump outdoor unit with efficient heat exchange effect and method
CN215113017U (en) * 2021-07-06 2021-12-10 上海旗浪节能环保科技有限公司 Cold-stored air conditioner convenient to clearance deposition
CN113758051A (en) * 2021-08-30 2021-12-07 刘亚超 Energy-saving air source heat pump

Also Published As

Publication number Publication date
CN114593536A (en) 2022-06-07

Similar Documents

Publication Publication Date Title
CN114593536B (en) Thermodynamic air source heat pump device and control method thereof
CN112902312A (en) Air energy heat pump outdoor unit with efficient heat exchange effect and method
CN110645637A (en) Vertical air conditioner with dust removal and cleaning functions
CN115200120A (en) Energy-saving efficient refrigerating and heating integrated machine
CN208071999U (en) Water absorber for forming machine
CN111513634A (en) Bathroom cleaning device and method for hotel capable of changing working state through stress position
CN113623772B (en) Energy-conserving central air conditioning convenient to installation
CN212806034U (en) Refrigerating unit
CN215702474U (en) Cold press buffer for building templates
CN116753643B (en) Heating device based on low-temperature heat pump
CN219243965U (en) Low-ambient-temperature air-cooling hot water unit
CN217764075U (en) Integrated refrigerating unit structure for post-compensation type refrigeration house
CN217464849U (en) Condensate water recovery energy-saving device of central air conditioner
CN117072042B (en) Air conditioning type energy-saving window system
CN214646156U (en) Voc adsorbent sheet shaping compression roller
CN220723220U (en) Winding mechanism with cleaning and compressing functions
CN220818034U (en) Air conditioner refrigeration equipment with double filtration and purification functions
CN210241809U (en) Commercial central air conditioner with air humidifying effect
CN219656369U (en) Wireless sound control air source heat pump device
CN211012629U (en) Radiator convenient to dismantle
CN220619429U (en) Efficient energy-saving cold dyeing machine for dyeing
CN214841764U (en) Flooded frequency conversion screw type water chilling unit
CN217877154U (en) Cooling unit for metallurgy
CN219789847U (en) Conversion device for converting internal and external air inlet of special vehicle
CN219253465U (en) Toughened glass with automatic cleaning function

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant