Air source evaporator based on solar auxiliary heating and air source heat pump water heater

Abstract

The utility model provides an air source evaporator based on solar energy auxiliary heating and an air source heat pump water heater, the air source evaporator comprises an adjustable solar power generation panel, a control cabinet, a heating water tank, a heat exchange device and a shell, the adjustable solar power generation panel is obliquely installed at the top of the shell; a control cabinet, a heating water tank and a heat exchange device are arranged in the shell; the adjustable solar power generation panel is used for converting solar energy into electric energy to supply power to the control cabinet; an electric heating wire is arranged in the heating water tank, the control cabinet is used for supplying power to the electric heating wire to heat water in the heating water tank, and the heated water exchanges heat with the heat exchange device through the transmission pipeline and then flows back into the heating water tank. The air source evaporator is applied to the air source heat pump water heater. By dynamically adjusting the angle of the solar panel, the solar power generation efficiency is improved, the structure of the heat exchange device is improved, and the energy consumption is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to air source heat pump technical field, specifically, it relates to a kind of air source evaporator and air source heat pump water heater based on solar auxiliary heating. BACKGROUND

[0002] Air source heat pump water heater as a kind of efficient energy-saving hot water supply equipment, air low-temperature heat energy can be converted into high-temperature heat energy by compressor, can save resources and use cost. However, in low temperature environment, due to the low suction temperature of compressor, its heating efficiency is reduced, energy consumption increases, leading to the performance of air source heat pump water heater will be significantly affected.

[0003] In order to solve the above technical problems, the prior art introduces solar energy into air source heat pump water heater for auxiliary heating, solar energy as a kind of clean, renewable energy, can improve the performance of air source heat pump water heater in low temperature environment to a certain extent, but traditional solar auxiliary heating air energy water heater has defects, on the one hand, the angle of solar panel is relatively fixed, its lighting efficiency is affected by the change of sun's orbit, it cannot keep maximum lighting efficiency at all times and thus cannot fully utilize solar energy resources, resulting in low power generation efficiency, on the other hand, the existing air energy water heater evaporator has problems of low heat exchange efficiency, high energy consumption and so on at low temperature, which makes its heating performance significantly reduced at low temperature. Therefore, it is urgent to further improve the heating efficiency of air source heat pump water heater at low temperature. SUMMARY

[0004] In view of the problems existing in the prior art, the utility model provides an air source evaporator and air source heat pump water heater based on solar auxiliary heating, which adjusts the angle of solar panel dynamically, improves solar power generation efficiency, and improves the structure of heat exchange device to reduce energy consumption.

[0005] To achieve the above technical purpose, the utility model adopts the following technical scheme: an air source evaporator based on solar auxiliary heating, comprising: adjustable solar power generation panel, control cabinet, heating water tank, heat exchange device and shell, the adjustable solar power generation panel is obliquely installed on the top of the shell, and the shell is provided with a control cabinet, a heating water tank and a heat exchange device; the adjustable solar power generation panel is used for converting solar energy into electric energy to power the control cabinet; the heating water tank is provided with an electric heating wire, and the control cabinet is used for powering the electric heating wire to heat the water in the heating water tank; the heated water is returned to the heating water tank after heat exchange with the heat exchange device through the transmission pipeline.

[0006] Further, the adjustable solar panel comprises a base, a stepper motor, a rotating shaft, a solar panel, a stepper motor base, a worm wheel, a worm, a stepper motor connector, a tapered roller bearing, and a deep groove ball bearing. The base is fixed to the top of the housing. The base is provided with a stepper motor base and a rotating shaft. One end of the rotating shaft is connected to the base and embedded with a tapered roller bearing at the connection. One end of the stepper motor connector is connected to the rotating shaft and embedded with a deep groove ball bearing at the connection. The other end of the stepper motor connector is connected to the stepper motor base. The stepper motor is fixed above the stepper motor base. A worm is installed at the output shaft of the stepper motor. The worm is connected to the worm wheel to drive the worm wheel to rotate. The center of the worm wheel is fixed to the rotating shaft.

[0007] Further, the adjustable solar panel further comprises an electric cylinder support rod A, an RKD044 folding electric cylinder, a solar panel support, an electric cylinder support rod B, a nut, and an electric cylinder connector. The other end of the rotating shaft is fixedly connected to the electric cylinder support rod A. One end of the electric cylinder support rod A is also fixedly connected to the solar panel support. The solar panel is placed on the solar panel support. The other end of the electric cylinder support rod A is connected to the RKD044 folding electric cylinder through the nut. The other end of the RKD044 folding electric cylinder is movably connected to the electric cylinder support rod B through the electric cylinder connector. The other end of the electric cylinder support rod B is fixedly connected to the solar panel.

[0008] Further, S1087-01 light sensors are distributed on the edges and corners of the upper surface of the solar panel. The S1087-01 light sensors transmit real-time light intensity to the control cabinet. When the light intensity is lower than the set pipeline intensity threshold, the stepper motor and the RKD044 folding electric cylinder are controlled to open by the control cabinet to adjust the angle of the solar panel.

[0009] Further, the control cabinet comprises a battery, a charging controller, and a PLC controller. The solar panel charges the battery through the charging controller. The battery provides power for the PLC controller.

[0010] Further, the I / O interface of the PLC controller is connected to the signal output end of the S1087-01 light sensor. The I / O interface of the PLC controller is connected to the control port of the stepper motor and the control port of the RKD044 folding electric cylinder, respectively.

[0011] Further, the heating water tank comprises a water pump. The PLC controller supplies power to the electric heating wire and the water pump through the power interface, respectively. The water in the heating water tank is heated by the electric heating wire. The heated water enters the transmission pipeline through the water pump and is recirculated to the heating water tank.

[0012] Further, the heat exchange device comprises a transmission pipeline, a copper wire mesh and an evaporator, the copper wire mesh is arranged on the surface of the evaporator, the transmission pipeline is in a serpentine structure, and the transmission pipeline is arranged in the weft and warp of the copper wire mesh in sections and interwoven with each other.

[0013] Further, the utility model still provides a kind of air source heat pump water heater based on solar energy auxiliary heating, adopt the air source evaporator based on solar energy auxiliary heating, still include: water tank, condenser, electronic expansion valve, compressor and vapor-liquid separator, the input end of the circulating water pump is connected with water tank, the output of the circulating water pump transports water to condenser heat exchange, the refrigerant of condenser connects electronic expansion valve throttling, the refrigerant after flowing through electronic expansion valve enters the heat absorption of evaporator in air source evaporator, the refrigerant of evaporator enters vapor-liquid separator separation, after separation, refrigerant enters compressor, and the refrigerant of compressor returns to condenser, forms circulating loop and heats the water in water tank.

[0014] Compared with prior art, the utility model has following beneficial effects:

[0015] (1) the air source evaporator based on solar energy auxiliary heating and air source heat pump water heater of the utility model are equipped with adjustable solar power generation panel, the rotation angle and the inclination angle of solar power generation panel are adjusted in real time, so that solar power generation panel keeps perpendicular to sunlight, to make full use of solar energy to generate electricity;

[0016] (2) the air source evaporator based on solar energy auxiliary heating and air source heat pump water heater of the utility model are arranged copper wire mesh on the surface of original evaporator, and adopt the transmission pipeline of serpentine structure, and the transmission pipeline is arranged in the copper wire mesh in sections and interwoven with each other, and present tight braided layout, heat is conducted to copper wire mesh by hot water in transmission pipeline, improve evaporator surface temperature and ambient air temperature, so that evaporator heat absorption increases, to improve compressor suction temperature, reduce the energy consumption of compressor in air source heat pump water heater, improve the overall working efficiency of air source heat pump water heater, so that it can work at low temperature. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the structure schematic drawing of the air source evaporator based on solar energy auxiliary heating of the utility model;

[0018] Figure 2 It is the structure schematic drawing of adjustable solar power generation panel in the utility model;

[0019] Figure 3 It is the stepping motor rotating assembly schematic drawing of adjustable solar power generation panel in the utility model;

[0020] Figure 4The electric cylinder telescopic moving assembly of the adjustable solar panel is shown in the utility model.

[0021] Figure 5 The utility model discloses a structure diagram of air source heat pump water heater based on solar energy auxiliary heating.

[0022] Among them, 1, adjustable solar panel, 1-1, base, 1-2, electric cylinder support rod A, 1-3, stepper motor, 1-4, RKD044 turn-back electric cylinder, 1-5, rotating shaft, 1-6, solar panel support, 1-7, solar panel, 1-8, electric cylinder support rod B, 1-9, stepper motor base, 1-10, worm wheel, 1-11, worm, 1-12, stepper motor connecting rod, 1-13, tapered roller bearing, 1-14, deep groove ball bearing, 1-15, nut, 1-16, electric cylinder connecting piece, 1-17, S1087-01 type light sensor, 2, control cabinet, 2-1, battery, 2-2, charging controller, 2-3, PLC controller, 3, heating water tank, 3-1 electric heating wire, 3-2, water pump, 4, heat exchange device, 4-1, transmission pipeline, 4-2, copper wire screen, 4-3, evaporator. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be explained further in connection with the drawings.

[0024] As Figure 1 The utility model discloses a structure diagram of air source evaporator based on solar energy auxiliary heating, and the air source evaporator includes: adjustable solar panel 1, control cabinet 2, heating water tank 3, heat exchange device 4 and shell 5, adjustable solar panel 1 is installed in the top of shell 5 and is inclined, is equipped with control cabinet 2, heating water tank 3 and heat exchange device 4 in shell 5;Adjustable solar panel 1 is used to convert solar energy into electric energy, and the power supply of control cabinet 2, this adjustable solar panel 1 can adjust the rotation angle and the inclination angle of solar panel 1-7 in real time, makes solar panel 1-7 keep perpendicular with sunlight, thereby fully utilizes solar energy and generates electricity;Electric heating wire 3-1 is equipped in heating water tank 3, and control cabinet 2 is used to power supply electric heating wire 3-4, heats the water in heating water tank 3, and the heated water is returned to heating water tank 3 after heat exchange with heat exchange device 4 through transmission pipeline 4-1, and heat exchange device 4 is heat-conducted to copper wire screen through the hot water in transmission pipeline, improves evaporator surface temperature and ambient air temperature, so that the heat absorption of evaporator increases, and then the suction temperature of compressor is improved, and the energy consumption of compressor in air source heat pump water heater is reduced.The air source evaporator adjusts the angle of solar panel dynamically, improves solar power generation efficiency, and improves the suction temperature of evaporator through heat exchange device 4, and reduces energy consumption.

[0025] AsFigures 2-3 The adjustable solar power panel 1 in the utility model comprises a base 1-1, a stepping motor 1-3, a rotating shaft 1-5, a solar power panel 1-7, a stepping motor base 1-9, a worm wheel 1-10, a worm 1-11, a stepping motor connecting piece 1-12, a tapered roller bearing 1-13 and a deep groove ball bearing 1-14. The base 1-1 is fixed to the top of the shell 5, and the base 1-1 is provided with the stepping motor base 1-9 and the rotating shaft 1-5. One end of the rotating shaft 1-5 is connected with the base 1-1, and the tapered roller bearing 1-13 is embedded at the connecting position. One end of the stepping motor connecting piece 1-12 is connected with the rotating shaft 1-5, and the deep groove ball bearing 1-14 is embedded at the connecting position. The other end of the stepping motor connecting piece 1-12 is connected with the stepping motor base 1-9. The stepping motor 1-3 is fixed above the stepping motor base 1-9. The worm 1-11 is installed at the output shaft of the stepping motor 1-3. The worm 1-11 is connected with the worm wheel 1-10, drives the rotation of the worm wheel 1-10, and the center of the worm wheel 1-10 is fixed to the rotating shaft 1-5. The worm 1-11 and the worm wheel 1-10 are meshed and moved by starting the stepping motor 1-3, so that the worm wheel 1-10 drives the horizontal rotation of the solar power panel 1-7, thereby adjusting the rotation angle of the solar power panel 1-7.

[0026] As Figure 4 The adjustable solar power panel 1 further comprises an electric cylinder support rod A1-2, an RKD044 folding electric cylinder 1-4, a solar panel support 1-6, an electric cylinder support rod B1-8, a nut 1-15 and an electric cylinder connecting piece 1-16. The other end of the rotating shaft 1-5 is fixedly connected with the electric cylinder support rod A1-2. One end of the electric cylinder support rod A1-2 is also fixedly connected with the solar panel support 1-6, and the solar power panel 1-7 is arranged on the solar panel support 1-6. The other end of the electric cylinder support rod A1-2 is connected with the RKD044 folding electric cylinder 1-4 through the nut 1-15. The other end of the RKD044 folding electric cylinder 1-4 is movably connected with the electric cylinder support rod B1-8 through the electric cylinder connecting piece 1-16. The other end of the electric cylinder support rod B1-8 is fixedly connected with the solar power panel 1-7. The output shaft of the RKD044 folding electric cylinder 1-4 is driven to move by starting the RKD044 folding electric cylinder 1-4, so as to adjust the inclination angle of the solar power panel 1-7.

[0027] S1087-01 type light sensors 1-17 are arranged on the edges and corners of the upper surface of the solar power panel 1-7. The S1087-01 type light sensors 1-17 transmit the real-time collected light intensity to the control cabinet 2. When the light intensity is lower than the set pipeline intensity threshold value, the rotation angle and the inclination angle of the solar power panel 1-7 are adjusted by starting the stepping motor 1-3 and the RKD044 folding electric cylinder 1-4, so that the solar power panel is kept perpendicular to the sunlight, thereby fully utilizing the solar energy to generate electricity.

[0028] The control cabinet 2 is provided with a battery 2-1, a charging controller 2-2 and a PLC controller 2-3, the solar panel 1-7 charges the battery 2-1 through the charging controller 2-2, and the battery 2-1 provides power supply for the PLC controller 2-3.

[0029] As Figure 3 The I / O interface of the PLC controller is connected with the signal output end of the S1087-01 type light sensor 1-17, and the I / O interface of the PLC controller is connected with the control port of the stepping motor 1-3 and the control port of the RKD044 turn-back electric cylinder 1-4 respectively.

[0030] The heating water tank 3 comprises a water pump 3-2, and the PLC controller 2-3 supplies power to the electric heating wire 3-1 and the water pump 3-2 through the power supply interface respectively, the water in the heating water tank 3 is heated through the electric heating wire 3-1, the heated water enters the transmission pipeline 4-1 through the water pump 3-2, and then is circulated into the heating water tank 3, so that the heating water tank 3 can store hot water and buffer water temperature.

[0031] The heat exchange device 4 comprises a transmission pipeline 4-1, a copper wire mesh 4-2 and an evaporator 4-3, the copper wire mesh 4-2 is arranged on the surface of the evaporator 4-3, the copper wire mesh 4-2 is woven by high-purity copper wires, has high heat conductivity and large surface area, the copper wire 4-2 is connected with the surface of the evaporator 4-3 through heat-conducting glue, and good heat conduction is ensured; the transmission pipeline 4-1 has a snake-shaped structure, the transmission pipeline 4-1 is arranged between the warp and weft of the copper wire mesh 4-2 in sections, the transmission pipeline 4-1 and the copper wire mesh 4-2 are interwoven with each other, are interwoven and inserted with each other, and present a close woven layout, so that the contact area of the transmission pipeline 4-1 and the copper wire mesh 4-2 can be increased, the heat transfer effect of the transmission pipeline 4-1 and the copper wire mesh 4-2 is enhanced, the air source heat pump water heater is improved in overall working efficiency, the air source heat pump water heater can work at low temperature, and the energy consumption of the compressor in the air source heat pump water heater is reduced.

[0032] As Figure 5 The air source heat pump water heater based on solar auxiliary heating also comprises a water tank, a condenser, an electronic expansion valve, a compressor and a gas-liquid separator, the water tank is connected with the input end of a circulating water pump, the output end of the circulating water pump transports water to the condenser for heat exchange, the refrigerant of the condenser is connected with the electronic expansion valve for throttling, the refrigerant flowing through the electronic expansion valve enters the evaporator of the air source evaporator for heat absorption, the refrigerant of the evaporator enters the gas-liquid separator for separation, the separated refrigerant enters the compressor, the refrigerant passing through the compressor returns to the condenser, and a circulating loop is formed to heat the water in the water tank.

[0033] The above are only preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical scheme falling within the concept of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and decorations without departing from the principles of the present application are considered to be within the protection scope of the present application.

Claims

1. A solar energy assisted air source evaporator, characterized in that, The utility model relates to a kind of solar energy power generation panel (1), control cabinet (2), heating water tank (3), heat exchange device (4) and shell (5), the solar energy power generation panel (1) is obliquely installed in the top of shell (5), control cabinet (2), heating water tank (3) and heat exchange device (4) are equipped in the shell (5);The solar energy power generation panel (1) is used to convert solar energy into electric energy, power supply control cabinet (2);Electric heating wire (3-1) is equipped in the heating water tank (3), the control cabinet (2) is used to power supply electric heating wire (3-1), the water in heating water tank (3) is heated, heated water is returned to heating water tank (3) after heat exchange with heat exchange device (4) by transmission pipeline (4-1). The solar energy power generation panel (1) includes: base (1-1), stepper motor (1-3), rotating shaft (1-5), solar panel (1-7), stepper motor base (1-9), worm gear (1-10), worm (1-11), stepper motor connecting piece (1-12), tapered roller bearing (1-13), deep groove ball bearing (1-14), the base (1-1) is fixed to the top of shell (5), the base (1-1) is equipped with stepper motor base (1-9) and rotating shaft (1-5), one end of the rotating shaft (1-5) is connected with the base (1-1), and is embedded in tapered roller bearing (1-13) at the connection, one end of the stepper motor connecting piece (1-12) is connected with the rotating shaft (1-5), and the connecting piece is embedded in deep groove ball bearing (1-14) at the connection, the other end is connected with the stepper motor base (1-9), the stepper motor (1-3) is fixed above the stepper motor base (1-9), worm (1-11) is installed at the output shaft of stepper motor (1-3), worm (1-11) is connected with worm gear (1-10), drives worm gear (1-10) to rotate, and the center of worm gear (1-10) is fixed on rotating shaft (1-5).

2. A solar energy assisted air source evaporator according to claim 1, wherein, The solar energy power generation panel (1) further includes: electric cylinder support rod A (1-2), RKD044 folding electric cylinder (1-4), solar panel support (1-6), electric cylinder support rod B (1-8), nut (1-15), electric cylinder connecting piece (1-16), the other end of the rotating shaft (1-5) is fixedly connected with electric cylinder support rod A (1-2), one end of electric cylinder support rod A (1-2) is also fixedly connected with solar panel support (1-6), and the solar panel (1-7) is placed on the solar panel support (1-6);The other end of the electric cylinder support rod A (1-2) is connected with RKD044 folding electric cylinder (1-4) through nut (1-15), the other end of the RKD044 folding electric cylinder (1-4) is movably connected with electric cylinder support rod B (1-8) through electric cylinder connecting piece (1-16), and the other end of the electric cylinder support rod B (1-8) is fixedly connected with the solar panel (1-7).

3. A solar-assisted air source evaporator according to claim 2, wherein, ​ 4. A solar-assisted air source evaporator according to claim 3, wherein, The upper surface of the solar panel (1-7) is provided with S1087-01 light sensors (1-17), which transmit real-time light intensity to the control cabinet (2), and when the light intensity is lower than the set pipeline intensity threshold, the control cabinet (2) controls the opening of the stepper motor (1-3) and the RKD044 return electric cylinder (1-4) to adjust the angle of the solar panel (1-7).

5. A solar-assisted air source evaporator according to claim 4, wherein, The control cabinet (2) is provided with a battery (2-1), a charge controller (2-2) and a PLC controller (2-3), the solar panel (1-7) charges the battery (2-1) through the charge controller (2-2), and the battery (2-1) provides power for the PLC controller (2-3).

6. A solar-assisted air source evaporator according to claim 5, wherein, The I / O interface of the PLC controller is connected with the signal output end of the S1087-01 light sensor (1-17), and the I / O interface of the PLC controller is connected with the control port of the stepper motor (1-3) and the control port of the RKD044 return electric cylinder (1-4) respectively.

7. A solar-assisted air source evaporator according to claim 5, wherein, The heating water tank (3) comprises a water pump (3-2), and the PLC controller (2-3) supplies power to the electric heating wire (3-1) and the water pump (3-2) through the power supply interface respectively, the water in the heating water tank (3) is heated by the electric heating wire (3-1), and the heated water enters the transmission pipeline (4-1) through the water pump (3-2) and then circulates to the heating water tank (3).

8. A solar-assisted air source evaporator according to claim 7, wherein, The heat exchange device (4) comprises a transmission pipeline (4-1), a copper wire mesh (4-2) and an evaporator (4-3), the copper wire mesh (4-2) is arranged on the surface of the evaporator (4-3), the transmission pipeline (4-1) is in a serpentine structure, and the transmission pipeline (4-1) is interlaced between the warp and weft of the copper wire mesh (4-2) in sections.

9. A solar-assisted heating based air source heat pump water heater, characterized in that, The air source evaporator based on solar energy assisted heating according to any one of claims 1-8 further comprises a water tank, a condenser, an electronic expansion valve, a compressor and a vapor-liquid separator, the water tank is connected with the input end of a circulating water pump, the output end of the circulating water pump transports water to the condenser for heat exchange, the refrigerant of the condenser is throttled by the electronic expansion valve, the refrigerant flowing through the electronic expansion valve enters the evaporator in the air source evaporator to absorb heat, the refrigerant of the evaporator enters the vapor-liquid separator for separation, the separated refrigerant enters the compressor, and the refrigerant from the compressor returns to the condenser to form a circulating loop to heat the water in the water tank.

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