CN112117883B - Frequency converter with internal environment automatic adjusting function and working method thereof - Google Patents

Frequency converter with internal environment automatic adjusting function and working method thereof Download PDF

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Publication number
CN112117883B
CN112117883B CN202010941214.4A CN202010941214A CN112117883B CN 112117883 B CN112117883 B CN 112117883B CN 202010941214 A CN202010941214 A CN 202010941214A CN 112117883 B CN112117883 B CN 112117883B
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CN
China
Prior art keywords
frequency converter
expansion valve
heat
cabinet body
box body
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CN202010941214.4A
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CN112117883A (en
Inventor
余子先
庞世杰
秦忠根
吴兴刚
董志刚
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Huainan Wantai Electric Co ltd
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Huainan Wantai Electric Co ltd
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Priority to CN202010941214.4A priority Critical patent/CN112117883B/en
Publication of CN112117883A publication Critical patent/CN112117883A/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • 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)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Central Heating Systems (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a frequency converter with an automatic internal environment adjusting function and a working method thereof, the frequency converter comprises a cabinet body, the cabinet body is divided into an upper layer and a lower layer, each of the upper layer and the lower layer is provided with a door, the upper cabinet body comprises a compressor, a first expansion valve, a humidifier, a radiator, a liquid storage tank, a second expansion valve, a drainage tube, a third expansion valve, a display screen, a control button and an input and output terminal, the lower cabinet body comprises a filtering evaporator, a drainage tube, a first throttle valve, a first heat absorption tube, a frequency converter body, a second throttle valve, a second heat absorption tube, a controller body, a temperature sensor, a humidity sensor, a box body, a heat preservation layer and universal wheels, the refrigerant can conduct heat in the drainage tube in order, the frequency converter body and the controller body can keep the temperature in a proper range, the heat energy of heating is provided for the humidifier by utilizing the heat conducted by the refrigerant, and the utilization rate of energy is improved.

Description

Frequency converter with internal environment automatic adjusting function and working method thereof
Technical Field
The invention relates to the field of frequency converters, in particular to a frequency converter with an internal environment automatic adjusting function and a working method thereof.
Background
The rapid development of modern power technology and computer control technology promotes the technical revolution of electric transmission, in the modern industrial field, a frequency converter is one of widely used important electrical appliances, is a key component of an energy-saving control link, plays roles of power conversion and amplification, and can cause increased heating value after long-time operation, and can influence the performance of each device if the power is not timely dissipated, so that an environment control device is required to maintain a stable working environment for the frequency converter.
In the prior frequency converter, the air cooling or liquid cooling mode is generally adopted to control the temperature, the air cooling and heat dissipation can bring a large amount of dust, and the heat dissipation efficiency is often dependent on the heat dissipation area of the heat dissipation plate.
Disclosure of Invention
The invention aims to solve the problems and the shortcomings, and provides a frequency converter with an automatic internal environment adjusting function and a working method thereof, wherein the frequency converter can maintain each component of the frequency converter within an operating temperature range, can provide heat for a humidifier by utilizing a refrigerant, improves energy utilization efficiency, can detect and adjust the internal environment of the frequency converter in real time so as to maintain a stable, dust-free and constant-temperature working environment, and can automatically alarm for fire danger to prevent dangerous occurrence.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a converter with internal environment automatically regulated function, the power distribution cabinet comprises a cabinet body, the cabinet body divide into the upper cabinet body and the lower cabinet body, the upper cabinet body and the lower cabinet body are respectively equipped with a cabinet door, the upper cabinet body includes the compressor, first expansion valve, the humidifier, the radiator, the liquid storage pot, the second expansion valve, the drainage tube, the third expansion valve, the display screen, control button and input/output terminal, the compressor is installed in the middle part of the upper cabinet body, first expansion valve is installed to the liquid outlet of compressor, first expansion valve is installed on the inlet of humidifier, the lower part of humidifier passes the upper cabinet body lower part and stretches out to the lower cabinet body, the liquid outlet of humidifier and the inlet of radiator pass through the drainage tube and are connected, the radiator is installed at the outside top of the cabinet body, the liquid outlet of radiator and the inlet of liquid storage pot pass through the drainage tube and are connected, the first liquid outlet of liquid storage pot is installed the second expansion valve, the third expansion valve is installed on the inlet of compressor, the display screen is installed in the opposite side of upper cabinet door, control button is installed in the opposite side of cabinet door, the opposite side is installed in the below of upper cabinet door and is located below the control button;
the lower cabinet body comprises a filtering evaporator, a drainage tube, a first throttle valve, a first heat absorption tube, a frequency converter body, a second throttle valve, a second heat absorption tube, a controller body, a temperature sensor, a humidity sensor, a cabinet body, a heat preservation layer and universal wheels, wherein a plurality of pairs of universal wheels are arranged at four corners of the lower part of the cabinet body;
the device comprises a compressor, a first expansion valve, a humidifier, a liquid storage tank, a second expansion valve, a filtering evaporator, a first throttle valve, a frequency converter body, a second throttle valve, a third expansion valve, a temperature sensor, a humidity sensor, a display screen, a control button and an input/output terminal, wherein the control button and the input/output terminal are connected with the controller body through wires.
Preferably, the humidifier comprises a first shell, a water tank, a water suction pipe, a water pump, a spray head, a gauze ring, a motor, an impeller, a heating pipe and a steam delivery plate, wherein the first shell is arranged on the upper cabinet body, the bottom of the first shell penetrates through an insulation layer and the box body of the lower cabinet body, the water tank is arranged at the top of the first shell, the water suction pipe is arranged in the first shell and connected with the water tank, the water pump is connected on the water suction pipe, the spray head is arranged on the water pump, the gauze ring is arranged between the water tank and the first shell, the motor is arranged at the lower end of the water tank, the impeller is arranged at the end part of a driving shaft of the motor, the heating pipe is arranged in the first shell and positioned below the impeller, a liquid inlet of the heating pipe is connected with the first expansion valve through the drainage pipe, a liquid outlet of the heating pipe is connected with the radiator, and the steam delivery plate is arranged at the bottom of the first shell.
Preferably, the filtering evaporator comprises a third heat absorption pipe, a second shell, an exhaust fan, an air exhaust fan and a filter plate, wherein the second shell is arranged at the top of the box body, the third heat absorption pipe is arranged in the second shell and connected with the second expansion valve through a drainage pipe buried in the heat preservation layer, the exhaust fan is arranged at the bottom of the second shell, the air exhaust fan is arranged on one side of the second shell, and the filter plate is arranged on one side of the air exhaust fan.
Preferably, the radiator comprises radiating rods, radiating plates and radiating pipes, wherein the radiating rods are uniformly distributed on the upper surface of the radiating plates, the lower surface of the radiating plates is tightly attached to the radiating pipes, and the radiating pipes are arranged at the top end of the cabinet body.
Preferably, the controller body comprises a circuit board, an insulating heat conducting layer, a buzzer and a smoke sensor, wherein the circuit board is arranged on the inner wall of the box body, a control circuit for controlling and wirelessly transmitting is arranged on the circuit board, the insulating heat conducting layer covers the surface of the circuit board, the buzzer and the smoke sensor penetrate through the insulating heat conducting layer and are connected with the control circuit through wires, the temperature sensor is arranged on the insulating heat conducting layer, and the second heat absorption tube is tightly attached to the surface of the insulating heat conducting layer.
A working method of a frequency converter with an internal environment automatic adjusting function comprises the following specific steps:
step one: setting the frequency converter through a control button, and setting initial current, initial voltage and initial phase of an output signal;
step two: the controller body receives an external instruction and sends an instruction to the frequency converter body, so that the frequency converter body changes the current, the voltage and the phase output in the first step;
step three: temperature information in the box body is obtained through temperature sensors at four corners of the box body, the controller body sends out instructions to enable all parts of the upper cabinet body and the filtering evaporator to start working, and a refrigerant flows through the compressor, the first expansion valve, the humidifier, the radiator, the liquid storage tank, the second expansion valve, the filtering evaporator and the third expansion valve through the drainage tube and finally returns to the compressor to complete circulation, so that heat is transferred to the outside of the cabinet body;
step four: the humidity information in the box body is obtained through humidity sensors at four corners of the box body, and the controller body sends out an instruction to enable the humidifier to start to work so as to humidify the interior of the box body;
step five: the temperature information of the frequency converter body and the controller body is obtained through temperature sensors on the surfaces of the frequency converter body and the controller body, the controller body sends out instructions, the first throttle valve adjusts the flow of the refrigerant to adjust the temperature of the frequency converter body, and the second throttle valve adjusts the flow of the refrigerant to adjust the temperature of the controller body;
step six: the air information in the box body is obtained through the smoke sensor, when smoke is generated, the controller body sends out an instruction, and the buzzer sends out sound.
The invention has the beneficial effects that:
through the accurate regulation of controller body to each expansion valve for refrigerant conduction heat in the drainage tube in order has protected the compressor can not receive the influence of liquid towards and damage, and the accurate flow rate of refrigerant in the honeycomb duct of having controlled, thereby effectively with the heat conduction that each heating element produced outside the cabinet body.
Through the accurate regulation of the controller body to each throttle valve for converter body and controller body can keep the temperature in suitable interval, neither can damage because of overheated, can not take place condensation phenomenon because of the supercooling and lead to short circuit etc. more, thereby extension each device's life, the cost is reduced.
The heat transferred by the refrigerant is utilized to provide heating energy for the humidifier, so that the utilization rate of energy sources is improved, the energy consumption is reduced, the environment in the box is regulated, and the damage of static electricity to each electronic device due to excessive drying is avoided.
The frequency converter has the advantages that the structure is simple, the maintenance is convenient, the fire alarm function is realized, the working state of the frequency converter can be known in time through the wireless transmission of the controller body, the frequency converter is controlled remotely, and a large amount of labor is saved.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic front view of the cabinet of the present invention;
FIG. 3 is a schematic view of a humidifier according to the present invention;
FIG. 4 is a schematic diagram of a filtration evaporator according to the invention;
FIG. 5 is a schematic diagram of a heat sink according to the present invention;
FIG. 6 is a schematic view of a heat pipe according to the present invention;
FIG. 7 is a schematic diagram of a controller body structure according to the present invention;
in the figure: 1. a compressor; 2. a first expansion valve; 3. a humidifier; 4. a heat sink; 5. a liquid storage tank; 6. a second expansion valve; 7. a filtering evaporator; 8. a drainage tube; 9. a first throttle valve; 10. a first heat absorbing pipe; 11. a transducer body; 12. a second throttle valve; 13. a second heat absorbing pipe; 14. a controller body; 15. a third expansion valve; 16. a temperature sensor; 17. a humidity sensor; 18. a case; 19. a heat preservation layer; 20. a cabinet body; 21. a display screen; 22. a control button; 23. an input/output terminal; 24. a universal wheel; 25. a first housing; 26. a water tank; 27. a water suction pipe; 28. a water pump; 29. a spray head; 30. a screen ring; 31. a motor; 32. an impeller; 33. heating pipes; 34. a steam delivery plate; 35. a third heat absorbing pipe; 36. a second housing; 37. an exhaust fan; 38. an air extraction fan; 39. a filter plate; 40. a heat radiation rod; 41. a heat dissipation plate; 42. a heat radiating pipe; 43. a circuit board; 44. an insulating heat conducting layer; 45. a buzzer; 46. a smoke sensor.
Description of the embodiments
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, a frequency converter with an automatic internal environment adjusting function comprises a cabinet body 20, wherein the cabinet body 20 is divided into an upper cabinet body and a lower cabinet body, the upper cabinet body and the lower cabinet body are respectively provided with a cabinet door, the upper cabinet body comprises a compressor 1, a first expansion valve 2, a humidifier 3, a radiator 4, a liquid storage tank 5, a second expansion valve 6, a drainage tube 8, a third expansion valve 15, a display screen 21, a control button 22 and an input and output terminal 23, the compressor 1 is arranged in the middle of the upper cabinet body, a liquid outlet of the compressor 1 is provided with the first expansion valve 2, the first expansion valve 2 is arranged on a liquid inlet of the humidifier 3, the lower part of the humidifier 3 penetrates through the lower part of the upper cabinet body and stretches out into the lower cabinet body, the liquid outlet of the humidifier 3 is connected with the liquid inlet of the radiator 4 through the drainage tube 8, the liquid outlet of the radiator 4 is arranged at the top of the outer side of the cabinet body 20, the liquid inlet of the liquid storage tank 5 is connected with the liquid inlet of the liquid storage tank 5 through the drainage tube 8, the first liquid outlet of the liquid storage tank 5 is provided with the second expansion valve 6, the third expansion valve 15 is arranged at the other side of the upper cabinet door, the control button 21 is arranged at the other side of the upper cabinet door, and the other side of the upper cabinet door is provided with the control button 22, and the other side is arranged at the other side of the upper cabinet door is provided with the control button 22;
the lower cabinet body comprises a filtering evaporator 7, a drainage tube 8, a first throttle valve 9, a first heat absorption tube 10, a frequency converter body 11, a second throttle valve 12, a second heat absorption tube 13, a controller body 14, a temperature sensor 16, a humidity sensor 17, a box body 18, a heat preservation layer 19 and universal wheels 24, wherein a plurality of pairs of universal wheels 24 are arranged at four corners of the lower part of the cabinet body 20, the box body 18 is arranged in the lower cabinet body, the heat preservation layer 19 is arranged around the box body 18 and tightly connected with the inner wall of the lower cabinet body, the drainage tube 8 is buried in the heat preservation layer 19, a plurality of pairs of temperature sensors 16 and humidity sensors 17 are arranged at the inner side of the box body 18 and distributed at the four corners, the filtering evaporator 7 is arranged at the upper part of the box body 18, the second expansion valve 6 is arranged between a first liquid outlet of the liquid storage tank 5 and a liquid inlet of the filtering evaporator 7, the frequency converter body 11 is arranged in the box body 18, the first heat absorption pipe 10 is arranged on the surface of the frequency converter body 11, the first throttle valve 9 is arranged on a liquid inlet of the first heat absorption pipe 10, the controller body 14 is arranged in the box body 18 and below the frequency converter body 11, the second heat absorption pipe 13 is arranged on the surface of the controller body 14, the second throttle valve 12 is arranged on a liquid inlet of the second heat absorption pipe 13, the frequency converter body 11 and the controller body 14 are both provided with temperature sensors 16, the first throttle valve 9 and the second throttle valve 12 are connected on a second liquid outlet of the liquid storage tank 5 through the drainage pipe 8, and the filtering evaporator 7, the first heat absorption pipe 10 and the second heat absorption pipe 13 are connected on the third expansion valve 15 through the drainage pipe 8;
the compressor 1, the first expansion valve 2, the humidifier 3, the liquid storage tank 5, the second expansion valve 6, the filtering evaporator 7, the first throttle valve 9, the frequency converter body 11, the second throttle valve 12, the third expansion valve 15, the temperature sensor 16, the humidity sensor 17, the display screen 21, the control button 22 and the input and output terminal 23 are connected with the controller body 14 through wires, the model of the compressor 1 is NE6210E, the model of the liquid storage tank 5 is KFR120WLG, the model of the expansion valve is TEX5-2, the model of the throttle valve is LD8802SS, the model of the temperature sensor 16 is TSYS01-1, and the model of the humidity sensor 17 is HF-3223.
The humidifier 3 includes a first housing 25, a water tank 26, a water suction pipe 27, a water pump 28, a spray head 29, a screen ring 30, a motor 31, an impeller 32, a heating pipe 33, and a steam delivery plate 34, the first housing 25 is installed on the upper cabinet, the bottom of the first housing 25 passes through the lower cabinet and protrudes into the tank 18, the water tank 26 is installed on the top of the first housing 25, the water suction pipe 27 is installed inside the first housing 25 and connected with the water tank 26, the water pump 28 is connected with the water suction pipe 27, the spray head 29 is installed on the water pump 28, the screen ring 30 is installed between the water tank 26 and the first housing 25, the motor 31 is installed at the lower end of the water tank 26, the impeller 32 is installed at the driving shaft end of the motor 31, the heating pipe 33 is installed inside the first housing 25 and below the impeller 32, the inlet of heating pipe 33 passes through drainage tube 8 and first expansion valve 2 to be connected, the liquid outlet of heating pipe 33 passes through drainage tube 8 and radiator 4 to be connected, steam delivery plate 34 installs the bottom at first shell 25, steam delivery plate 34 opens and has a plurality of steam delivery pipes, water pump 28 is taken out from water tank 26, and spout through shower nozzle 29, shower nozzle 29 opens and has a plurality of round holes, make the water of blowout be the liquid droplet state, motor 31 rotates impeller 32, send into the region where heating pipe 33 is located with these liquid droplets, make the liquid droplet atomize fast through the heating of heating pipe 33, the steam delivery plate 34 is inside to open the capillary steam delivery pipe of a plurality of evenly distributed, thereby make water smoke fill box 18 fast evenly, stably promote box 18 humidity, avoid because static leads to the electronic components damage.
The filtering evaporator 7 comprises a third heat absorption pipe 35, a second housing 36, an exhaust fan 37, an air exhaust fan 38 and a filter plate 39, wherein the second housing 36 is arranged at the top of the box 18, the third heat absorption pipe 35 is arranged in the second housing 36 and is connected with the second expansion valve 6 through a drainage tube 8 buried in the heat insulation layer 19, the exhaust fan 37 is arranged at the bottom of the second housing 36, the air exhaust fan 38 is arranged on one side of the second housing 36, the filter plate 39 is arranged on one side of the air exhaust fan 38, the air in the box 18 is continuously fed into the filter plate 39 through the air exhaust fan 38, so that dust in the box 18 is removed, the third heat absorption pipe 35 cools the filtered air, and the filtered air is returned into the box 18 again through a plurality of exhaust fans 37, so that the cooling and filtering work of the air in the box 18 is completed, the environment temperature and the cleanliness are maintained, and the working stability of the frequency converter is ensured.
The radiator 4 includes heat dissipation stick 40, heating panel 41 and cooling tube 42, and heat dissipation stick 40 evenly distributed is on the upper surface of heating panel 41, and the lower surface of heating panel 41 closely pastes on cooling tube 42, and the top at cabinet body 20 is installed to cooling tube 42, and cooling tube 42 is snakelike range, and the cross-section is the rectangle to closely laminate with heating panel 41, thereby with heat conduction to heating panel 41 and heat dissipation stick 40 fast, realize efficient heat exchange.
The controller body 14 comprises a circuit board 43, an insulating heat conducting layer 44, a buzzer 45 and a smoke sensor 46, the circuit board 43 is arranged on the inner wall of the box 18, a control circuit for controlling and wirelessly transmitting is arranged on the circuit board 43, the insulating heat conducting layer 44 covers the surface of the control circuit of the circuit board 43, the buzzer 45 and the smoke sensor 46 penetrate through the insulating heat conducting layer 44 and are connected with the control circuit, the temperature sensor 16 is arranged on the insulating heat conducting layer 44, the second heat absorbing pipe 13 is tightly attached to the surface of the insulating heat conducting layer 44, the control circuit of the circuit board 43 is connected with each electronic device through a wire, the output of the frequency converter body 11 is controlled, the liquid cooling heat conduction system is accurately controlled, each electronic device on the control circuit is maintained within a stable working temperature range, the insulating heat conducting layer 44 wraps each electronic device on the control circuit, heat is conducted to the second heat absorbing pipe 13, the heat is conducted to the outside the box 20 through refrigerant in the heat absorbing layer, and the smoke sensor 46 and the buzzer 45 are matched for use, and the fire risk inside the box 18 can be alarmed.
A working method of a frequency converter with an internal environment automatic adjusting function comprises the following specific steps:
step one: setting the frequency converter by the control button 22, and setting an initial current, an initial voltage and an initial phase of the output signal;
step two: the controller body 14 receives an external instruction and sends an instruction to the frequency converter body 11, so that the frequency converter body 11 changes the current, voltage and phase output in the first step;
step three: temperature information in the box 18 is obtained through temperature sensors 16 at four corners of the box 18, the controller body 14 sends out instructions to enable all parts of the upper cabinet and the filtering evaporator 7 to start working, and a refrigerant flows through the compressor 1, the first expansion valve 2, the humidifier 3, the radiator 4, the liquid storage tank 5, the second expansion valve 6, the filtering evaporator 7 and the third expansion valve 15 through the drainage tube 8 and finally returns to the compressor 1 to complete circulation, so that heat is transferred to the outside of the cabinet 20;
step four: the humidity information in the box 18 is obtained through the humidity sensors 17 at four corners of the box 18, and the controller body 14 sends out an instruction to start the humidifier 3 to work so as to humidify the interior of the box 18;
step five: the temperature information of the frequency converter body 11 and the controller body 14 is obtained through the temperature sensors 16 on the surfaces of the frequency converter body 11 and the controller body 14, the controller body 14 sends out instructions, the first throttle valve 9 adjusts the flow of the refrigerant to adjust the temperature of the frequency converter body 11, and the second throttle valve 12 adjusts the flow of the refrigerant to adjust the temperature of the controller body 14;
step six: air information inside the case 18 is obtained by the smoke sensor 46, and when smoke is generated, the controller body 14 gives an instruction and the buzzer 45 gives a sound.
When the intelligent frequency converter is used, the frequency converter is manually set through the control button 22, environmental data inside the frequency converter is obtained through the temperature sensors 16 and the humidity sensors 17, a complete set of complete liquid cooling heat transfer system is formed through the compressor 1, the radiator 4, the liquid storage tank 5, the filtering evaporator 7, the drainage tube 8 and the expansion valves, so that the internal environment of the frequency converter is kept stable, the refrigerant quantity flowing through the frequency converter body 11 and the controller body 14 is accurately controlled through adjustment of the throttlers, all electronic devices of the frequency converter can be maintained in a stable working temperature range, the electronic devices are prevented from being damaged by phenomena such as overheat or condensation, the filtering evaporator 7 can filter and wet air, the electronic devices are dried by static, the air humidity is improved through the humidifier 3, small liquid drops in the humidifier 3 are heated and atomized through refrigerant heat release, the electronic devices are prevented from being broken down by static electricity, all data are transmitted outwards through the wireless transmission function of the controller body 14 and the frequency converter and received, the frequency converter can be connected with the frequency converter through the wireless transmission function of the controller body 14, the frequency converter can be adjusted quickly, the frequency converter can be adjusted according to the working area, the frequency converter can be adjusted, the working area is not required to be met, and the frequency converter can be adjusted quickly, and the working area can be adjusted.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.

Claims (6)

1. The utility model provides a converter with internal environment automatically regulated function, includes the cabinet body (20), its characterized in that, the cabinet body (20) divide into the cabinet body and the cabinet body down, and the cabinet body is equipped with a cabinet door respectively down on the cabinet body down, the cabinet body includes compressor (1), first expansion valve (2), humidifier (3), radiator (4), reservoir (5), second expansion valve (6), drainage tube (8), third expansion valve (15), display screen (21), control button (22) and input/output terminal (23), the middle part at the upper cabinet body is installed in compressor (1), first expansion valve (2) are installed in the liquid outlet of compressor (1), first expansion valve (2) are installed on the inlet of humidifier (3), the lower part of humidifier (3) passes the cabinet body lower part and stretches out to the lower internal, the liquid outlet of humidifier (3) and the inlet of radiator (4) are connected through drainage tube (8), radiator (4) are installed in the middle part at the upper side of the cabinet body (20), the liquid outlet is installed in the third expansion valve (5) in the top of radiator (5) and is installed in the liquid inlet of radiator (4), the display screen (21) is arranged on one side of the upper cabinet door, the control button (22) is arranged on the other side of the upper cabinet door, and the input and output terminal (23) is arranged on the other side of the upper cabinet door and is positioned below the control button (22);
the lower cabinet body comprises a filtering evaporator (7), a drainage tube (8), a first throttle valve (9), a first heat absorption tube (10), a frequency converter body (11), a second throttle valve (12), a second heat absorption tube (13), a controller body (14), a temperature sensor (16), a humidity sensor (17), a box body (18), a heat preservation layer (19) and universal wheels (24), wherein a plurality of pairs of universal wheels (24) are arranged at four corners of the lower part of the cabinet body (20), the box body (18) is arranged in the lower cabinet body, the heat preservation layer (19) is arranged around the box body (18) and is tightly connected with the inner wall of the lower cabinet body, the drainage tube (8) is buried in the heat preservation layer (19), a plurality of pairs of temperature sensors (16) and humidity sensors (17) are arranged at the inner side of the box body (18) and are distributed on the four corners, the filtering evaporator (7) is arranged at the upper part of the box body (18), the second expansion valve (6) is arranged at the periphery of the box body (18) and is tightly connected with the inner wall of the lower cabinet body (11), the first heat absorption tube (11) is arranged between the first heat absorption tube (5) and the first heat absorption tube (11), the controller body (14) is arranged in the box body (18) and is positioned below the frequency converter body (11), the second heat absorption pipe (13) is arranged on the surface of the controller body (14), the second throttle valve (12) is arranged on a liquid inlet of the second heat absorption pipe (13), the frequency converter body (11) and the controller body (14) are both provided with temperature sensors (16), the first throttle valve (9) and the second throttle valve (12) are connected to a second liquid outlet of the liquid storage tank (5) through the drainage pipe (8), and the filtering evaporator (7), the first heat absorption pipe (10) and the second heat absorption pipe (13) are connected to the third expansion valve (15) through the drainage pipe (8);
the air conditioner is characterized in that the air conditioner comprises a compressor (1), a first expansion valve (2), a humidifier (3), a liquid storage tank (5), a second expansion valve (6), a filtering evaporator (7), a first throttle valve (9), a frequency converter body (11), a second throttle valve (12), a third expansion valve (15), a temperature sensor (16), a humidity sensor (17), a display screen (21), a control button (22) and an input/output terminal (23) are connected with a controller body (14) through wires.
2. The frequency converter with automatic internal environment adjusting function according to claim 1, wherein the humidifier (3) comprises a first housing (25), a water tank (26), a water suction pipe (27), a water pump (28), a spray head (29), a gauze ring (30), a motor (31), an impeller (32), a heating pipe (33) and a vapor delivery plate (34), wherein the first housing (25) is installed at an upper cabinet, a bottom of the first housing (25) passes through a lower cabinet and protrudes into the tank (18), the water tank (26) is installed at the top of the first housing (25), the water suction pipe (27) is installed at the inside of the first housing (25) and connected with the water tank (26), the water pump (28) is connected with the water suction pipe (27), the spray head (29) is installed on the water pump (28), the gauze ring (30) is installed between the water tank (26) and the first housing (25), the motor (31) is installed at the lower end of the water tank (26), the impeller (32) is installed at the end of the impeller (31) and the first housing (33) is installed at the end of the first housing (25) through a drain pipe (8), the liquid outlet of heating pipe (33) is connected through the inlet of drainage tube (8) and radiator (4), vapour transmission plate (34) are installed in the bottom of first shell (25), vapour transmission plate (34) open has a plurality of vapour transmission pipes.
3. A transducer with automatic internal environment regulation function according to claim 1, wherein the filtering evaporator (7) comprises a third heat absorbing pipe (35), a second housing (36), an exhaust fan (37), an air extracting fan (38) and a filter plate (39), the second housing (36) is mounted at the top of the box body (18), the third heat absorbing pipe (35) is mounted inside the second housing (36) and connected with the second expansion valve (6) through a drainage pipe (8) buried in the heat insulating layer (19), the exhaust fan (37) is mounted at the bottom of the second housing (36), the air extracting fan (38) is mounted at one side of the second housing (36), and the filter plate (39) is mounted at one side of the air extracting fan (38).
4. The frequency converter with the automatic internal environment adjusting function according to claim 1, wherein the radiator (4) comprises a radiating rod (40), a radiating plate (41) and radiating pipes (42), the radiating rod (40) is uniformly distributed on the upper surface of the radiating plate (41), the lower surface of the radiating plate (41) is tightly attached to the radiating pipes (42), and the radiating pipes (42) are arranged at the top end of the cabinet body (20).
5. The frequency converter with the automatic internal environment adjusting function according to claim 1, wherein the controller body (14) comprises a circuit board (43), an insulating heat conducting layer (44), a buzzer (45) and a smoke sensor (46), the circuit board (43) is arranged on the inner wall of the box body (18), a control circuit for controlling and wirelessly transmitting is arranged on the circuit board (43), the insulating heat conducting layer (44) covers the surface of the control circuit of the circuit board (43), the buzzer (45) and the smoke sensor (46) penetrate through the insulating heat conducting layer (44) and are connected with the control circuit, the temperature sensor (16) is arranged on the insulating heat conducting layer (44), and the second heat absorbing pipe (13) is tightly attached to the surface of the insulating heat conducting layer (44).
6. A working method of a frequency converter with an automatic internal environment adjusting function according to claim 1, characterized in that the working method comprises the following specific steps:
step one: setting the frequency converter through a control button (22), and setting initial current, initial voltage and initial phase of an output signal;
step two: the controller body (14) receives an external instruction and sends an instruction to the frequency converter body (11) to enable the frequency converter body (11) to change the current, the voltage and the phase output in the first step;
step three: temperature information in the box body (18) is obtained through temperature sensors (16) at four corners of the box body (18), the controller body (14) sends out instructions to enable all parts of the upper box body and the filtering evaporator (7) to start working, a refrigerant flows through the compressor (1), the first expansion valve (2), the humidifier (3), the radiator (4), the liquid storage tank (5), the second expansion valve (6), the filtering evaporator (7) and the third expansion valve (15) through the drainage tube (8), finally returns to the compressor (1) to complete circulation, and heat is transferred to the outside of the box body (20);
step four: humidity information in the box body (18) is obtained through humidity sensors (17) at four corners of the box body (18), and the controller body (14) sends out a command to enable the humidifier (3) to start to work so as to humidify the interior of the box body (18);
step five: temperature information of the frequency converter body (11) and the controller body (14) is obtained through temperature sensors (16) on the surfaces of the frequency converter body (11) and the controller body (14), the controller body (14) sends out instructions, the first throttle valve (9) adjusts the flow of the refrigerant to adjust the temperature of the frequency converter body (11), and the second throttle valve (12) adjusts the flow of the refrigerant to adjust the temperature of the controller body (14);
step six: air information in the box body (18) is obtained through the smoke sensor (46), when smoke is generated, the controller body (14) gives out an instruction, and the buzzer (45) gives out sound.
CN202010941214.4A 2020-09-09 2020-09-09 Frequency converter with internal environment automatic adjusting function and working method thereof Active CN112117883B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107769526A (en) * 2017-12-04 2018-03-06 无锡海力自控工程有限公司 A kind of wireless frequency conversion tank for keeping humiture
CN108087997A (en) * 2017-11-29 2018-05-29 庄贰雄 A kind of constant temperature and humidity machine structure-improved

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108087997A (en) * 2017-11-29 2018-05-29 庄贰雄 A kind of constant temperature and humidity machine structure-improved
CN107769526A (en) * 2017-12-04 2018-03-06 无锡海力自控工程有限公司 A kind of wireless frequency conversion tank for keeping humiture

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