CN217503849U - Air conditioner - Google Patents

Abstract

The utility model discloses an air conditioner belongs to air conditioner technical field, and this air conditioner includes: a heat exchanger; the shell of the cold storage box is provided with a liquid inlet, a liquid outlet and a charging opening for at least adding ice into the cold storage box, the liquid inlet is connected with one port of the heat exchanger, and the other port of the heat exchanger is connected with the liquid outlet; wherein, carry cold-carrying medium and the ice-cube contact of placing in the cold-storage box in order to carry cold volume, carry the cold-carrying medium of cold volume and flow to the heat exchanger from the liquid outlet of cold-storage box and locate to cool down the environment after, flow back to the cold-storage box through the inlet. Through the utility model provides an ice cold-storage air conditioner heat exchange efficiency low technical problem.

Description

Air conditioner

Technical Field

The utility model belongs to the technical field of the air conditioner, especially, relate to an air conditioner.

Background

Traditional ice cold-storage air conditioner is provided with ice cold storage device, and there are two sets of pipelines of cold-storage and cold discharge in ice cold storage device's inside, still needs the heat exchange fin, and the cold-storage is refrigerated by compressor fluorine refrigerant pipeline and is carried out the cold-storage, discharges the cold and carries out the cold by the carrier agent pipeline cold-carrying circulation, leads to the structure complicacy and the heat exchange efficiency of ice cold storage device to be lower.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an air conditioner has solved the technical problem that ice cold-storage air conditioner heat exchange efficiency is low to a certain extent at least.

An embodiment of the utility model provides an air conditioner, include:

a heat exchanger;

the shell of the cold storage box is provided with a liquid inlet, a liquid outlet and a charging opening for at least adding ice into the cold storage box, the liquid inlet is connected with one port of the heat exchanger, and the other port of the heat exchanger is connected with the liquid outlet;

the cold-carrying medium is in contact with ice blocks placed in the cold storage box so as to carry cold, and the cold-carrying medium carrying the cold flows to the heat exchanger from the liquid outlet of the cold storage box to cool the environment, and then flows back to the cold storage box through the liquid inlet.

In some embodiments, the housing of the regenerator is made of a heat insulating material.

In some embodiments, the housing of the cold storage tank is coated with an insulating layer.

In some embodiments, the heat exchanger is connected with the liquid inlet of the cold storage box through a first pipeline, and the heat exchanger is connected with the liquid outlet of the cold storage box through a second pipeline;

the first pipeline and the second pipeline are made of heat insulation materials.

In some embodiments, a pump is disposed on the first pipeline and/or the second pipeline, and the pump is operative to drive the cold carrier medium to circulate between the cold storage tank and the heat exchanger.

Under some embodiments, further comprising:

the first switch valve is arranged at the liquid outlet or a second pipeline connected between the liquid outlet and the heat exchanger, wherein the first switch valve is used for conducting when the air conditioner is started, so that cold-carrying media carrying cold energy flow into the heat exchanger from the cold storage box.

In some embodiments, the air conditioner further comprises:

the wireless charging device is provided with a wireless transmitting coil;

the wireless receiving coil is used for receiving the electric energy wirelessly transmitted by the wireless charging device through the wireless transmitting coil;

the air conditioner control device is electrically connected with the wireless receiving coil and a load of the air conditioner, and is used for converting the electric energy received by the wireless receiving coil into electric energy for supplying power to the load, wherein the load at least comprises the pump and the first switch valve.

In some embodiments, the load of the air conditioner further comprises:

the second switch valve is arranged on the liquid inlet or a first pipeline connected between the liquid inlet and the heat exchanger, and the second switch valve is used for being conducted when the air conditioner is started so as to enable the cold-carrying medium in the heat exchanger to flow back to the cold accumulation box.

In some embodiments, the air conditioner further includes a battery pack electrically connected to the air conditioning control device, and the air conditioning control device is configured to:

if the wireless charging device does not transmit electric energy wirelessly, controlling the battery pack to supply power to a load of the air conditioner;

and if the wireless charging device transmits electric energy wirelessly, the electric energy received by the wireless receiving coil is used for supplying power to the load of the air conditioner and/or charging the battery pack.

In some embodiments, a liquid discharging structure is disposed on the housing of the cold storage box, and is used for discharging liquid generated by melting ice cubes in the cold storage box outwards.

The embodiment of the utility model provides an one or more technical scheme through setting up heat exchanger and cold storage box, has seted up inlet, liquid outlet and is used for at least to the charge door that adds ice in the cold storage box on the casing of cold storage box, and the inlet is connected with a heat exchanger port, and the liquid outlet is connected with another port of heat exchanger. Thereby through the charge door to the cold-storage incasement add have the ice-cube with carry after the cold medium, carry the cold medium through with the cold-storage incasement ice-cube direct contact who places, make and carry the cold medium and carry cold volume, carry the cold medium of cold volume and flow to the heat exchanger from the liquid outlet and locate the back of cooling to the air, flow back to the cold-storage case through the inlet, owing to carry cold medium and ice-cube direct contact, consequently, avoided the problem that the heat exchange efficiency is low that brings through the metal conduction, thereby the heat exchange efficiency of ice cold-storage air conditioner has been promoted greatly.

Meanwhile, two sets of pipelines and heat exchange fins can be saved, so that the space utilization rate in the cold storage box can be greatly improved, and the problem that the pipelines and the heat exchange fins are corroded and rusted is solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an air conditioner according to an embodiment of the present invention;

fig. 2 is a circuit block diagram of an air conditioner according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the cold storage tank in fig. 1;

fig. 4 is a schematic circuit diagram of an air conditioner according to an embodiment of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 3, an embodiment of the present invention provides an air conditioner, including a heat exchanger 101 and a cold storage tank 102, a housing 1021 of the cold storage tank 102 is provided with a liquid inlet 1022, a liquid outlet 1023, and a charging opening 1024 for at least adding ice into the cold storage tank 102, the liquid inlet 1022 is connected to one port of the heat exchanger 101, and the other port of the heat exchanger 101 is connected to the liquid outlet 1023; the cold carrying medium 103 contacts with the ice 104 placed in the cold storage box 102 to carry cold, and the cold carrying medium 103 carrying cold flows from the liquid outlet 1023 of the cold storage box 102 to the heat exchanger 101 to cool the environment, and then flows back to the cold storage box 102 through the liquid inlet 1022.

In the embodiment of the present invention, the cold carrier 103 is water, and can be added into the cold storage box 102 from the charging opening 1024, and the ice block 104 is also water after being melted, so that the melting of the ice block 104 does not affect the change of the components of the cold carrier 103.

It can be understood that the housing 1021 of the regenerator 102 can be made of a heat insulation material to achieve the heat preservation effect of the regenerator 102, and the housing 1021 of the regenerator 102 can prevent the cold of the ice block 104 from being conducted to the environment through the housing 1021 due to heat conduction, thereby preventing the loss of the cold accumulated by the ice block 104 in the regenerator 102. For example, the housing 1021 may be a plastic housing, a vacuum housing, or a carbon fiber housing.

In order to further improve the heat preservation effect of the cold storage tank 102, a heat preservation layer 1025 is coated outside the casing 1021 of the cold storage tank 102. The insulating layer 1025 may be made of a porous material, such as foam or insulating cotton.

It should be understood that, a sealing cover body with the same heat preservation effect is arranged at the charging opening 1024 of the cold storage box 102, and when the ice or the cold medium 103 does not need to be added into the cold storage box 102 or loaded, the sealing cover body is arranged at the charging opening 1024, so that the loss of cold energy is not caused. At this time, the cold storage tank 102 is connected to the heat exchanger 101 through the liquid inlet 1022 and the liquid outlet 1023 to form a closed structure for the carrier medium to flow circularly, so as to further improve the heat exchange efficiency between the carrier medium 103 and the ice cubes 104.

Referring to fig. 1, the heat exchanger 101 and the liquid inlet 1022 of the cold storage tank 102 may be connected by a first pipe 105, the heat exchanger 101 and the liquid outlet 1023 of the cold storage tank 102 may be connected by a second pipe 106, and the first pipe 105 and the second pipe 106 are both made of heat insulation material, for example, the first pipe 105 and the second pipe 106 are plastic pipes, vacuum pipes or carbon fiber pipes, so as to avoid the loss of the cold carried by the cold carrying medium 103 in the pipe flowing process.

It will be appreciated that a pump 107 is provided on the first and/or second ducts 105, 106 for driving the cold carrier medium 103 to circulate between the regenerator 102 and the heat exchanger 101 when the pump 107 is in operation. Specifically, the pump 107 extracts the cold carrying medium 103 which is in contact with the ice cubes 104 to carry cold from the cold storage tank 102, and the cold carrying medium 103 sequentially passes through the liquid outlet 1023 and the second pipeline 106 to reach the heat exchanger 101, and carries out heat exchange at the heat exchanger 101 to conduct the cold to the environment, and the cold carrying medium 103 after releasing the cold flows back to the cold storage tank 102 through the first pipeline 105 and the liquid inlet 1022, and is in contact with the ice cubes 104 again.

For example, if the regenerator 102 is disposed at a position above the heat exchanger 101, the pump 107 may be disposed on the first pipe 105 of the heat exchanger 101; if the cold storage tank 102 is disposed at a lower position of the heat exchanger 101, the pump 107 may be disposed on the second pipe 106; if the regenerator 102 and the heat exchanger 101 are at the same horizontal level, a pump 107 may be provided on the first pipe 105 and the second pipe 106, respectively.

The motor 1071 of the pump 107 may be any one of a single-phase asynchronous motor, an induction motor, a single-phase brushless dc motor, a three-phase permanent magnet synchronous motor, a synchronous reluctance motor, and a switched reluctance motor.

It is understood that, in order to improve the cooling controllability of the air conditioner, the air conditioner further includes a first switching valve 108, and the first switching valve 108 is disposed at the liquid outlet 1023 of the cold storage tank 102, or a second pipe 106 connected between the liquid outlet 1023 and the heat exchanger 101 is disposed.

Specifically, the first on-off valve 108 is provided for: when the air conditioner is started, the heat exchanger is conducted so that the cold-carrying medium 103 carrying cold can flow into the heat exchanger 101 from the cold storage box 102; and is turned off when the air conditioner is turned off to block the cold carrying medium 103 carrying cold energy flowing out from the cold storage tank 102 from flowing out to the heat exchanger 101.

It is understood that the first on-off valve 108 may also be used to: the flow rate of the cold carrier medium 103 flowing from the cold storage tank 102 to the heat exchanger 101 is adjusted during the use of the air conditioner, so that the cooling effect of the air conditioner is adjusted.

Specifically, the first switch valve 108 may adopt a first switch electromagnetic valve, and the first switch electromagnetic valve is a switch cut-off device for controlling the flow and blocking of the cold carrying medium 103, and when refrigeration is not required, the first switch electromagnetic valve can cut off the discharge path of the cold in the cold storage tank 102, thereby reducing the loss of the cold.

Referring to fig. 3, an embodiment of the present invention provides an air conditioner, which may further include: the air conditioner control device 110 is electrically connected to each load of the air conditioner, and the air conditioner control device 110 is used for driving and controlling each load of the air conditioner, wherein the load of the air conditioner at least comprises the pump 107 and the first switch valve 108.

Referring to fig. 3, an embodiment of the present invention provides an air conditioner, which can be divided into: the air conditioner comprises an air conditioner main unit 10 and a wireless charging device 20 which is externally arranged relative to the air conditioner main unit 10. The air conditioner main unit 10 is provided with a wireless receiving coil Lr. The wireless charging device 20 is provided with a wireless transmitting coil Lc, and the wireless charging device 20 is used for transmitting electric energy to the outside through the wireless transmitting coil Lc so as to transmit power to the air conditioner host 10 wirelessly. And the wireless receiving coil Lr of the air conditioner main unit 10 is used for receiving the electric energy wirelessly transmitted by the wireless charging device 20 through the wireless transmitting coil Lc thereof.

Referring to fig. 3, the wireless charging device 20 includes a charging plug 21 and a charging controller 22 connected to the charging plug 21, the charging controller 22 is further electrically connected to the wireless transmitting coil Lc, and when the charging plug 21 is connected to the commercial power, the wireless charging device 20 processes the electric energy provided by the commercial power and transmits the electric energy through the wireless transmitting coil Lc.

It can be understood that the air-conditioning main unit 10 further includes an air-conditioning casing 111, the heat exchanger 101, the cold storage tank 102, the first pipe 105, the second pipe 106, the pump 107, the first switch valve 108, the second switch valve 109, and the air-conditioning control device 110, which are all included in the air-conditioning main unit 10, and are all disposed in the air-conditioning casing 111 of the air-conditioning main unit 10. The air conditioning control device 110 is electrically connected to the wireless receiving coil Lr, and the air conditioning control device 110 is configured to convert the electric energy received by the wireless receiving coil Lr into electric energy for supplying power to each load of the air conditioner.

The external wireless charging device 20 transmits power to the air conditioner main unit 10 wirelessly, so that the air conditioner main unit 10 does not need to be provided with a power supply tail wire and is not limited by the position of the power supply, and the movement of the air conditioner main unit 10 is convenient, for example, the air conditioner main unit is used in an indoor kitchen, a balcony, a study room and the like and used in an outdoor environment.

Referring to fig. 1 and fig. 2, in the embodiment of the present invention, the load of the air conditioner may further include a fan 114, which is disposed at the position of the heat exchanger 101, a motor 1141 of the fan 114 is electrically connected to the climate control device 110, and the climate control device 110 is used for driving and controlling the motor 1141 of the fan 114, so that the fan 114 works. And the fan 114 is operated to rotate to drive the air medium to flow through the heat exchanger 101, so as to accelerate the heat exchange of the heat exchanger 101.

The motor 1141 of the fan 114 may be any one of a three-phase brushless dc motor, a single-phase asynchronous motor, an induction motor, a brushed dc motor, a single-phase brushless dc motor, a three-phase permanent magnet synchronous motor, a synchronous reluctance motor, and a switched reluctance motor.

It should be understood that the load of the air conditioner may further include a second on-off valve 109, and the second on-off valve 109 is disposed on the inlet port 1022 of the cold storage tank 102, or on the first pipe 105 connected between the inlet port 1022 and the heat exchanger 101. The second on-off valve 109 is used for: when the air conditioner is started, the heat exchanger is conducted, so that the cold-carrying medium 103 which releases cold in the heat exchanger 101 flows back into the cold storage box 102 through the liquid inlet 1022 of the first pipeline 105, and contacts with the ice blocks 104 in the cold storage box 102 again to carry cold again; the second on-off valve 109 is used for: the air conditioner is turned off when the air conditioner is turned off or cooling is not needed, so that the cold-carrying medium in the heat exchanger 101 is blocked from flowing back into the cold storage tank 102.

Specifically, the second switch valve 109 may be a second switch solenoid valve, and the second switch solenoid valve is also a switch shutoff device for controlling the flow and shutoff of the cooling medium 103.

Referring to fig. 1 and fig. 2, the air conditioner in the embodiment of the present invention further includes: and a battery pack 112 electrically connected to the air conditioning control device 110. Specifically, the battery pack 112 includes a battery module and a protection board BMS. The air conditioning control device 110 is configured to: if the wireless charging device 20 does not transmit electric energy wirelessly, controlling the battery pack 112 to supply power to the load of the air conditioner; if the wireless charging device 20 is used for wireless power transmission, the power received by the wireless receiving coil Lr is supplied to the load of the air conditioner and/or is charged to the battery pack 112.

It should be understood that the battery pack 112 belongs to the air conditioner host 10 and is disposed in the air conditioner housing 111, so that the air conditioner host 10 can be separated from the power grid, and can be further used in outdoor situations where it is inconvenient to plug in the commercial power, and the air conditioner 300 can work by depending on the power supply of the battery pack 112, so that the application scenarios are wider, and the user experience is further improved.

Further, one or more drain structures 1026 may be provided on the housing 1021 of the regenerator 102, and each drain structure 1026 is used to externally drain the liquid generated by melting the ice cubes 104 in the regenerator 102.

Specifically, be provided with a flowing back structure 1026 at the diapire of cold-storage box 102 for when need not using the air conditioner, remaining liquid in the clean cold-storage box 102 avoids liquid to remain for a long time in the cold-storage box 102 and breeds the bacterium. A drainage structure 1026 may be further disposed on a side wall having a predetermined height from the bottom wall of the regenerator 102 for draining the liquid in the regenerator 102, so as to prevent the air conditioner from being damaged during use due to excessive liquid generated by melting of the ice 104 after the ice 104 is added into the regenerator 102 for multiple times.

In an embodiment of the present invention, the air conditioner further includes: the display panel 113 is electrically connected with the air-conditioning control device 110, the air-conditioning control device 110 is used for performing display control on the display panel 113, and the display panel 113 is used for displaying temperature, air volume and the like and performing functions of key control and the like.

It is understood that the air conditioner control device 110 controls driving of each load in the air conditioner and wirelessly receives power in order to realize the control. Referring to fig. 4, the air conditioning control device 110 includes: a rectifying module 1101 and a first voltage regulating module 1102.

Two ac input ends of the rectifier module 1101 are electrically connected to two ends of the wireless receiving coil Lr. The rectifying module 1101 is configured to rectify the power wirelessly received by the wireless receiving coil Lr to implement ac-dc conversion into dc bus voltage + VDC 1. The input end of the first voltage regulating module 1102 is electrically connected to the output end of the rectifying module 1101, and the first voltage regulating module 1102 is configured to perform voltage regulation (voltage boosting or voltage reducing) processing on the electric energy output by the rectifying module 1101 according to a currently accessed load and then provide the electric energy to the corresponding load. Specifically, referring to fig. 4, the output end of the first voltage regulating module 1102 is electrically connected to the first switch valve 108 through the relay RY1, the second switch valve 109 through the relay RY2, and the pump 107 through the relay RY 3. Therefore, when the relays RY1, RY2, RY3 are turned on, the electric energy output by the first voltage regulating module 1102 correspondingly energizes the pump 107, the first switch valve 108, and the second switch valve 109.

The air conditioning control device 110 further includes: the first inverter IPM1 and the output end of the first voltage regulating module 1102 are further electrically connected to the motor 1141 of the wind turbine 114 through the first inverter IPM1, and the first inverter IPM1 is used for inverter-controlling the motor 1141 of the wind turbine 114.

Referring to fig. 4, the rectifier module 1101 is configured to ac-dc convert the power received by the wireless receiving coil Lr into dc bus voltage + VDC 1; the dc bus voltage + VDC1 is then converted (boosted or reduced) by the first voltage regulating module 1102 into dc-dc converted (boosted or reduced) dc bus voltage + VDC2 according to the voltage required by the load (the pump 107, the first switch valve 108, and the second switch valve 109).

Referring to fig. 4, the rectifying module 1101 may include a resonant capacitor C, a bridge rectifier and a first filter capacitor E1, wherein one end of the resonant capacitor C is electrically connected to one ac input end of the bridge rectifier, the other end of the resonant capacitor C is electrically connected to one end of the wireless receiving coil Lr, and the other ac input end of the bridge rectifier is electrically connected to the other end of the wireless receiving coil Lr. The two direct current output ends of the bridge rectifier are correspondingly connected with the positive electrode and the negative electrode of the first filter capacitor E1, and the negative electrode of the first filter capacitor E1 is grounded.

The bridge rectifier may be any one of a full-bridge synchronous rectifier, a half-bridge synchronous rectifier and an uncontrolled rectifier. For example, the bridge rectifier may be a full bridge synchronous rectifier formed by the first power device Q1, the second power device Q2, the third power device Q3, and the fourth power device Q4. Q1, Q2, Q3, and Q4 may be any transistors such as an IGBT (Insulated Gate Bipolar Transistor), a MOS Transistor, and a triode.

In order to realize drive control of the rectification module 1101, the air conditioning control device 110 includes: the driving circuit comprises a control chip (MCU)1103 and a rectification driving circuit 1104, wherein the input end of the rectification driving circuit 1104 is electrically connected with the control chip 1103, and the output end of the rectification driving circuit 1104 is electrically connected with a rectification module 1101. Specifically, the rectifying drive circuit 1104 is electrically connected to the gate control terminal of each of the power devices Q1, Q2, Q3, and Q4 in the bridge rectifier. The control chip 1103 outputs a PWM (Pulse Width Modulation) signal to the rectifying driving circuit 1104, so that the rectifying driving circuit 1104 drives and controls the power devices Q1, Q2, Q3, and Q4 of the rectifying module 1101.

Specifically, the first voltage regulating module 1102 may be a single voltage boosting circuit, a single voltage reducing circuit, or both the voltage reducing circuit and the voltage boosting circuit exist at the same time, or a voltage boosting and reducing multiplexing circuit. In practical application, the first voltage regulating module 1102 may not be provided, and the output end of the rectifying module 1101 is directly electrically connected to the relays RY1, RY2, RY 3.

Referring to fig. 4 for example, the first voltage regulating module 1102 may be a voltage boosting and reducing multiplexing circuit composed of a fifth power device Q5, a first inductor L1, a sixth power device Q6, and a second filter capacitor E2, wherein a negative electrode of the second filter capacitor E2 is grounded, and the fifth power device Q5 and the sixth power device Q6 are driven to implement voltage boosting or voltage reducing processing on the electric energy provided by the rectifier module 1101 or the battery pack 112 to obtain a dc bus voltage + VDC2 required by the load, so as to supply power to the load.

Correspondingly, in order to drive the first voltage regulation module 1102, the air conditioning control device 110 further includes: the input end of the voltage regulation driving circuit 1105 is electrically connected to the control chip 1103, the output end of the voltage regulation driving circuit 1105 is electrically connected to the gate control ends of the fifth power device Q5 and the sixth power device Q6 in the first voltage regulation module 1102, and the control chip 1103 outputs a PWM (Pulse Width Modulation) signal to the voltage regulation driving circuit 1105, so that the voltage regulation driving circuit 1105 drives the power devices Q5 and Q6 in the first voltage regulation module 1102.

Further, the air conditioning control device 110 further includes: a first bus voltage detection circuit 1106 and a second bus voltage detection circuit 1107.

An input end of the first bus voltage detection circuit 1106 is electrically connected to an output end of the rectification module 1101, and an output end of the first bus voltage detection circuit 1106 is electrically connected to the control chip 1103. Specifically, two input ends of the first bus voltage detection circuit 1106 are correspondingly connected to two ends of the first smoothing capacitor E1, and the first bus voltage detection circuit 1106 is configured to detect the first bus voltage + VDC1 in real time and transmit the detected first bus voltage + VDC1 to the control chip 1103, and the detected first bus voltage is used as reference information for the control chip 1103 to output a PWM signal to the rectification drive circuit 1104.

An input end of the second bus voltage detection circuit 1107 is electrically connected to an output end of the first voltage regulation module 1102, and an output end of the second bus voltage detection circuit 1107 is electrically connected to the control chip 1103. Specifically, two input ends of the second bus voltage detection circuit 1107 are electrically connected to two ends of the second filter capacitor E2, and the second bus voltage detection circuit 1107 is used for detecting the second bus voltage + VDC2 in real time and transmitting the detected second bus voltage + VDC2 to the control chip 1103, and the detected second bus voltage + VDC2 serves as reference information for the control chip 1103 to output the PWM signal to the voltage regulation driving circuit 1105.

Referring to fig. 4, the air conditioning control device 110 further includes a bus current detection circuit 1108, an input end of the bus current detection circuit 1108 is connected to the first voltage regulation module 1102, and an output end of the bus current detection circuit 1108 is electrically connected to the control chip 1103. In order to enable the bus current detection circuit 1108 to operate normally, the bus current detection circuit 1108 may further include a resistor R1, the resistor R1 is disposed between the sixth power device Q6 and the second filter capacitor E2, an input end of the bus current detection circuit 1108 is electrically connected to the resistor R1, and an output end of the bus current detection circuit 1108 is electrically connected to the control chip 1103. The bus current detection circuit 1108 is used for acquiring the current passing through the resistor R1 in real time, and transmitting the current to the control chip 1103, when detecting that the current passing through the resistor R1 exceeds the set current, the current passing through the resistor R1 can be reduced by controlling the on/off of the power devices Q5, Q6 and the first inductor L1, so that the reduced current is not greater than the set current, thereby protecting the first voltage regulation module 1102, and reducing the probability that the first voltage regulation module 1102 is damaged due to the excessively high current.

Referring to fig. 4, in order to realize voltage regulation according to the charge and discharge requirements of the battery pack 112, the air conditioning control device 110 further includes a second voltage regulating module 1109, where the second voltage regulating module 1109 may be composed of a seventh power device Q7, a second inductor L2, an eighth power device Q8, and a third filter capacitor E3, and a negative electrode of the third filter capacitor E3 is grounded. The energy regulating module is used for regulating the voltage of the electric energy output by the rectifying module 1101 and transmitting the electric energy to the battery pack 112 for charging when the battery pack 112 needs to be charged, and regulating the voltage of the electric energy output by the battery pack 112 and transmitting the electric energy to the first voltage regulating module 1102 when the battery pack 112 needs to supply power to the load of the air conditioner.

Correspondingly, in order to drive the second voltage regulation module 1109, the air conditioning control unit 110 further includes: the charging and discharging driving circuit 1110 has an input end of the charging and discharging driving circuit 1110 electrically connected to the control chip 1103, an output end of the voltage regulating driving circuit 1105 is electrically connected to the gate control ends of the seventh power device Q7 and the eighth power device Q8 in the second voltage regulating module 1109, and the control chip 1103 outputs a PWM signal to the charging and discharging driving circuit 1110, so that the charging and discharging driving circuit 1110 drives the seventh power device Q7 and the eighth power device Q8 in the second voltage regulating module 1109.

Referring to fig. 4, the air conditioning control device 110 further includes a charging/discharging current detection circuit 1111, an input terminal of the charging/discharging current detection circuit 1111 is connected to the second voltage regulation module 1109, and an output terminal of the charging/discharging current detection circuit 1111 is electrically connected to the control chip 1103. In order to enable the charging and discharging current detection circuit 1111 to normally work, the charging and discharging current detection circuit may further include a resistor R2, the resistor R2 is disposed between the eighth power device Q8 and the third filter capacitor E2, an input end of the charging and discharging current detection circuit 1111 is electrically connected with the resistor R1, an output end of the charging and discharging current detection circuit is electrically connected with the control chip 1103, the charging and discharging current detection circuit 1111 is configured to obtain a current passing through the resistor R1 in real time and transmit the current to the control chip 1103, when it is detected that the current passing through the resistor R1 exceeds a set current, the on-off of the power devices Q7 and Q8 may be controlled to reduce the current passing through the resistor R1, so that the reduced current is not greater than the set current, thereby implementing protection on the second voltage regulation module 1109, and reducing the probability of damage to the second voltage regulation module 1109 due to an excessively high current.

The air conditioning control device 110 further includes: the input end of the battery voltage detection circuit 1112 is connected to the positive and negative electrodes of the battery pack 112, the output end of the battery voltage detection circuit 1112 is connected to the control chip 1103, and the battery voltage detection circuit 1112 is configured to detect the battery voltage output by the battery pack 112 and provide the battery voltage to the control chip 1103, so that the control chip 1103 drives and controls the reference information used by the second voltage regulation module 1109.

The air conditioner control device 110 further includes a third voltage regulating module 1113, an input end of the third voltage regulating module 1113 is electrically connected to an output end of the first voltage regulating module 1102, an output end of the third voltage regulating module 1113 is electrically connected to the display panel 113, and the third voltage regulating module 1113 is used for regulating the output electric energy of the first voltage regulating module 1102 according to the power consumption requirement of the display panel 113, for example, the electric energy is regulated to 5V voltage and then is supplied to the display panel 113.

It should be understood that, in order to realize the control of wirelessly transmitting power from the wireless charging device 20 to the air-conditioning main unit 10, the air-conditioning control device 110 of the air-conditioning main unit 10 further includes the first communication module 1114, the wireless charging device 20 includes the second communication module 23 connected to the charging controller 22, and based on the first communication module 1114 and the second communication module 23, bidirectional communication between the air-conditioning main unit 10 and the wireless charging device 20 is realized, so that the air-conditioning main unit 10 determines whether the wireless charging device 20 is in a standby state or an energy emission state, or the wireless charging device 20 is controlled to stop wirelessly transmitting power to the air-conditioning main unit 10, so that the air-conditioning main unit 10 is used solely under the power supply of the battery pack 112.

Specifically, in order to drive and control the first switching valve 108, the second switching valve 109, and the pump 107, as shown in fig. 4, the air conditioning control unit 110 further includes: the fan driving circuit 1115 is connected between the control chip 1103 and the first inverter IPM1, and the fan driving circuit 1115 is configured to drive the first inverter IPM1 under the control of the control chip 1103.

The air conditioning control unit 110 further includes: and a pump driving circuit 1116 connected between the control chip 1103 and the relay RY3, wherein the pump driving circuit 1116 is used for driving the switch of the relay RY3 under the control of the control chip 1103.

The air conditioning control unit 110 further includes: and a first switching valve driving circuit 1117 connected between the control chip 1103 and the relay RY1, wherein the first switching valve driving circuit 1117 is used for driving the switch of the relay RY1 under the control of the control chip 1103.

The air conditioning control unit 110 further includes: and a second switching valve driving circuit 1118 connected between the control chip 1103 and the relay RY2, wherein the second switching valve driving circuit 1118 is used for driving the switch of the relay RY2 under the control of the control chip 1103.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. An air conditioner, comprising:

a heat exchanger;

the shell of the cold storage box is provided with a liquid inlet, a liquid outlet and a charging opening for at least adding ice into the cold storage box, the liquid inlet is connected with one port of the heat exchanger, and the other port of the heat exchanger is connected with the liquid outlet;

wherein carry cold medium with the ice-cube contact of placing in the cold-storage box is in order to carry cold volume, and carry cold medium that carries cold volume and follow the liquid outlet of cold-storage box flows to after the heat exchanger department cooled down the environment, the warp the inlet flows back to the cold-storage box.

2. The air conditioner according to claim 1, wherein the housing of the cold storage box is made of a heat insulating material.

3. The air conditioner according to claim 2, wherein an insulating layer is coated outside the housing of the cold storage box.

4. The air conditioner according to any one of claims 1 to 3, wherein the heat exchanger is connected with a liquid inlet of the cold storage tank through a first pipeline, and the heat exchanger is connected with a liquid outlet of the cold storage tank through a second pipeline;

the first pipeline and the second pipeline are made of heat insulation materials.

5. An air conditioner according to claim 4, wherein a pump is provided on the first conduit and/or the second conduit, the pump being operative to circulate the cold carrier medium between the cold storage tank and the heat exchanger.

6. The air conditioner according to claim 5, further comprising:

the first switch valve is arranged at the liquid outlet or a second pipeline connected between the liquid outlet and the heat exchanger, wherein the first switch valve is used for conducting when the air conditioner is started, so that cold-carrying media carrying cold energy flow into the heat exchanger from the cold storage box.

7. The air conditioner according to claim 6, further comprising:

the wireless charging device is provided with a wireless transmitting coil;

the wireless receiving coil is used for receiving the electric energy wirelessly transmitted by the wireless charging device through the wireless transmitting coil;

the air conditioner control device is electrically connected with the wireless receiving coil and a load of the air conditioner, and is used for converting the electric energy received by the wireless receiving coil into electric energy for supplying power to the load, wherein the load at least comprises the pump and the first switch valve.

8. The air conditioner of claim 7, wherein the load of the air conditioner further comprises:

the second switch valve is arranged on the liquid inlet or a first pipeline connected between the liquid inlet and the heat exchanger, wherein the second switch valve is used for conducting when the air conditioner is started so as to enable the cold-carrying medium in the heat exchanger to flow back to the cold accumulation box.

9. The air conditioner of claim 7, further comprising a battery pack electrically connected to the air conditioning control unit, the air conditioning control unit configured to:

if the wireless charging device does not transmit electric energy wirelessly, controlling the battery pack to supply power to a load of the air conditioner;

if the wireless charging device transmits electric energy wirelessly, the electric energy received by the wireless receiving coil is used for supplying power to the load of the air conditioner and/or charging the battery pack.

10. An air conditioner according to any one of claims 1 to 3 wherein a liquid discharge structure is provided on the housing of the cold storage tank for discharging the liquid generated by melting the ice in the cold storage tank to the outside.

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