Waste heat recovery device of air energy heat pump

Abstract

The utility model relates to the technical field of waste heat recovery, and discloses an air energy heat pump waste heat recovery device which comprises a processing shell, an inner waste heat collecting device is arranged in the processing shell, a blowing device is arranged at the position, close to the top, in the processing shell, and a circulating pipe fitting is arranged at the top of the processing shell. And a heat exchanger is arranged at the bottom of the circulating pipe fitting. According to the waste heat recovery device of the air energy heat pump, the inner waste heat collecting device is arranged, when the heat pump operates to generate waste heat, the phase change material absorbs the heat and generates phase change to store the heat, and when the heat pump stops operating or the waste heat is insufficient, the phase change material gradually solidifies to release heat, continues to provide heat for a medium and maintains a certain temperature; the contact area or distance between the phase-change material container and the heat conducting plate can be manually controlled by pulling the position of the energy storage box front and back, the heat absorption and release rate of the phase-change material can be adjusted, and the effect is good during use.

Description

TECHNICAL FIELD

[0001] The utility model relates to a waste heat recovery technical field, concretely is a kind of air energy heat pump waste heat recovery device. BACKGROUND

[0002] In the global scope, with the acceleration of industrialization and the improvement of people's living standards, energy consumption continues to grow, energy shortage and environmental pollution problems are increasingly serious, air energy heat pump as a kind of efficient energy utilization equipment, in recent years, has been widely concerned and applied. It takes the heat in the air as energy, through electric energy drive compressor, realizes the transfer of heat from low temperature environment to high temperature environment, to achieve the purpose of heating.

[0003] Prior art discloses the announcement number for: CN213514420U a kind of air energy heat pump waste heat recovery device, including air energy heat pump main body and waste heat recovery device, waste heat recovery device is set in the outside of air energy heat pump main body, heat removal place of air energy heat pump main body is fixed with heat pipe, heat pipe connects waste heat recovery device;Waste heat recovery device includes device shell, heat conduction inner cavity is arranged in device shell, heat conduction inner cavity and heat pipe inside are communicated, the bottom of device shell is provided with support block, support block is provided with multiple heat removal holes and heat conduction inner cavity communication, heat removal hole is arranged and fixed with heat wire, heat wire extends into heat conduction inner cavity;Adjacent two support plates are provided with connecting plate.The above-mentioned device when in use, the whole air heat energy pump is protected against collision and wind by waste heat recovery device, so that air heat energy pump is not easy to be damaged;The waste heat of air heat energy pump can be effectively utilized to carry out moisture-proof protection to building and air heat energy pump.

[0004] The above-mentioned air energy heat pump waste heat recovery device protects against collision and wind by waste heat recovery device to the whole air heat energy pump, so that air heat energy pump is not easy to be damaged;The waste heat of air heat energy pump can be effectively utilized to carry out moisture-proof protection to building and air heat energy pump, but the above-mentioned air energy heat pump waste heat recovery device cannot manually control the contact area or distance of phase change material container and heat conduction plate, cannot adjust the heat absorption and heat release rate of phase change material, the effect is not good when in use, and it needs to be improved. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of air energy heat pump waste heat recovery device to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of air energy heat pump waste heat recovery device, including processing shell, the inside of processing shell is provided with inner waste heat collection device, the inside of processing shell is close to top and is provided with blowing device, the top of processing shell is provided with circulation pipe fitting, the bottom of circulation pipe fitting is provided with heat exchanger.

[0007] The inner residual heat collecting device includes a heat pump, a connecting cable, a water storage tank, an exhaust pipeline, a metal heat conduction plate, an energy storage tank, a placing box and an inner phase change material placing box, the heat pump is fixedly connected to the inside left side of the processing shell near the bottom, the connecting cable is fixedly connected to the back of the heat pump, the water storage tank is fixedly connected to the inside back of the processing shell, one end of the connecting cable away from the back of the heat pump is fixedly connected to the top of the water storage tank, the exhaust pipeline is fixedly connected to the front of the water storage tank, the exhaust pipeline is connected to the inner walls of the processing shell on both sides, the metal heat conduction plate is connected to the bottom of the exhaust pipeline, the energy storage tank is fixedly connected to the inside of the processing shell near the bottom on both sides, the placing box is slidingly connected to the front of the energy storage tank, and the inner phase change material placing box is fixedly connected to the top of the placing box.

[0008] Preferably, the blowing device includes a placing horizontal plate, a connecting barrel and a blowing fan, the placing horizontal plate is fixedly connected to the inside top end of the processing shell, the connecting barrel is fixedly connected to the top of the placing horizontal plate, and the blowing fan is fixedly connected to the top of the connecting barrel.

[0009] Preferably, a through slot is formed in the inside of the placing horizontal plate, and the diameter of the through slot is matched with the diameter of the connecting barrel.

[0010] Preferably, the connecting barrel extends through the placing horizontal plate and is connected to the bottom of the placing horizontal plate.

[0011] Preferably, the left side of the leftmost inner phase change material placing box is slidingly connected to the inside left side top end of the plug-in slot.

[0012] Preferably, a plug-in slot is formed in the front of the energy storage tank, the width of the plug-in slot is matched with the width of the placing box, and the plug-in slot is arranged so that the placing box and the surface inner phase change material placing box can slide against the front of the energy storage tank, the distance between the inner phase change material placing box and the metal heat conduction plate is adjusted to adjust the heat absorption and heat release rate of the phase change material, and the effect is good in use.

[0013] Preferably, the metal heat conduction plates are staggered arranged in the inside of the processing shell, the material of the metal heat conduction plate is copper, the residual heat discharged by the heat pump is quickly transmitted to the medium through the direct heat conduction of the metal heat conduction plate, and the staggered arrangement can increase the contact area.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The air energy heat pump waste heat recovery device, by setting up the inner waste heat collection device, the waste heat is generated when the heat pump runs, the phase change material absorbs heat and phase change storage, when the heat pump stops running or the waste heat is insufficient, the phase change material gradually solidifies and releases heat, continues to provide heat for the medium, maintains a certain temperature, can pull the position of the energy storage box to manually control the contact area or distance of the phase change material container and the heat conducting plate, can adjust the heat absorption and heat release rate of the phase change material, and the effect is good when used.

[0016] 2. The air energy heat pump waste heat recovery device, by setting up the blowing device, the blowing fan piece can be started to cooperate with the connecting cylinder piece to deliver wind power to the lower part, blow the heat generated by the heat pump downward, and more contact with the phase change material below, so that the collection rate is accelerated, and the use effect is good. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is a three-dimensional structure schematic diagram of the processing shell and the internal inner waste heat collection device and blowing device of the utility model;

[0019] Figure 3 It is a three-dimensional structure schematic diagram of the inner waste heat collection device of the utility model;

[0020] Figure 4 It is a three-dimensional structure schematic diagram of the utility model Figure 3 The enlarged structure schematic diagram of A in the middle.

[0021] In the drawing: 1, processing shell; 2, inner waste heat collection device; 201, heat pump; 202, connecting cable; 203, water storage tank; 204, exhaust pipeline; 205, metal heat conducting plate; 206, energy storage box; 207, placing box piece; 208, inner phase change material placing box; 3, blowing device; 301, placing horizontal plate; 302, connecting cylinder piece; 303, blowing fan piece; 4, circulating pipe piece; 5, heat exchanger. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides the following technical scheme:

[0024] The utility model provides an air energy heat pump waste heat recovery device, including processing casing 1, the inside of processing casing 1 is provided with internal waste heat collection device 2, the inside of processing casing 1 is close to the top and is provided with blowing device 3, the top of processing casing 1 is provided with circulation pipe fitting 4, and the bottom of circulation pipe fitting 4 is provided with heat exchanger 5.

[0025] Internal waste heat collection device 2 includes heat pump 201, connecting cable 202, water storage tank 203, exhaust duct 204, metal heat conduction plate 205, energy storage tank 206, placing box 207 and internal phase change material placing box 208, heat pump 201 is fixedly connected to the inside left side of processing casing 1 close to the bottom, connecting cable 202 is fixedly connected to the back of heat pump 201, water storage tank 203 is fixedly connected to the inside back of processing casing 1, the end of connecting cable 202 away from the back of heat pump 201 is fixedly connected to the top of water storage tank 203, exhaust duct 204 is fixedly connected to the front of water storage tank 203, and the side of exhaust duct 204 is connected to the inner wall of processing casing 1 on both sides, metal heat conduction plate 205 is connected to the bottom of exhaust duct 204, energy storage tank 206 is fixedly connected to the inside both sides of processing casing 1 close to the bottom, placing box 207 is slidingly connected to the front of energy storage tank 206, internal phase change material placing box 208 is fixedly connected to the top of placing box 207, metal heat conduction plate 205 is staggered and arranged in the inside of processing casing 1, the material of metal heat conduction plate 205 is copper, the waste heat of heat pump is quickly transmitted to medium through the direct heat conduction of metal heat conduction plate 205, the staggered arrangement can increase the contact area, the left side of the leftmost internal phase change material placing box 208 is slidingly connected to the inside left side top end of the plug-in slot, the front of energy storage tank 206 is provided with the plug-in slot, the width of plug-in slot is adapted to the width of placing box 207, the plug-in slot can make placing box 207 and the internal phase change material placing box 208 on the surface slide close to the front of energy storage tank 206, the heat absorption and heat release rate of phase change material are adjusted by adjusting the distance between internal phase change material placing box 208 and metal heat conduction plate 205, and the effect is good when using.

[0026] Blowing device 3 includes placing horizontal plate 301, connecting barrel 302 and blowing fan 303, placing horizontal plate 301 is fixedly connected to the inside top end of processing casing 1, connecting barrel 302 is fixedly connected to the top of placing horizontal plate 301, blowing fan 303 is fixedly connected to the top of connecting barrel 302, the inside of placing horizontal plate 301 is provided with through slot, and the hole diameter of through slot is adapted to the diameter of connecting barrel 302.

[0027] In use, the metal heat-conducting plates 205 inside the processing shell 1 are staggered, the top part is closely combined with the high-temperature exhaust pipeline 204 of the heat pump 201, the waste heat discharged by the heat pump is quickly transmitted to the medium, some small heat insulation pads are arranged between the metal heat-conducting plates 205 to control the direction and efficiency of heat transmission, ensure that the heat is mainly transmitted from the exhaust pipeline to the medium, reduce the reverse heat loss, the phase change material energy storage module is integrated at the bottom of the metal heat-conducting plates 205, the phase change material energy storage module is composed of an energy storage box 206, a placing box 207 and an inner phase change material placing box 208, and is placed at the bottom of the metal heat-conducting plates 205; when the heat pump operates to generate waste heat, the phase change material absorbs heat and changes phase to store it; when the heat pump stops operating or the waste heat is insufficient, the phase change material gradually solidifies and releases heat, continues to provide heat for the medium, maintains a certain temperature, the position of the energy storage box 206 can be pulled back and forth to manually control the contact area or distance between the phase change material container and the heat-conducting plate, the heat absorption and heat release rate of the phase change material can be adjusted, the effect is good in use, and the blowing device 3 is arranged at the top end inside the processing shell 1, the blowing fan 303 can be started to cooperate with the connecting barrel 302 arranged in communication to deliver wind power to the lower part, blow the heat generated by the heat pump 201 downward, more contact with the phase change material below, accelerate the collection rate, and the use effect is good.

[0028] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An air-source heat pump waste heat recovery device, comprising a processing housing (1), characterized in that: The processing housing (1) is provided with an internal waste heat collection device (2), and the processing housing (1) is provided with a blowing device (3) near the top. The processing housing (1) is provided with a circulation pipe (4) at the top and a heat exchanger (5) at the bottom. The internal waste heat collection device (2) includes a heat pump (201), a connecting cable (202), a water storage tank (203), an exhaust pipe (204), a metal heat-conducting plate (205), an energy storage box (206), a placement box (207), and an internal phase change material placement box (208). The heat pump (201) is fixedly connected to the inside left side of the processing housing (1) near the bottom. The connecting cable (202) is fixedly connected to the back of the heat pump (201). The water storage tank (203) is fixedly connected to the inside back of the processing housing (1). The connecting cable (202) is away from the heat pump (201). One end of the back is fixedly connected to the top of the water storage tank (203), the exhaust pipe (204) is fixedly connected to the front of the water storage tank (203), the side of the exhaust pipe (204) is connected to both sides of the inner wall of the processing housing (1), the metal heat-conducting plate (205) is connected to the bottom of the exhaust pipe (204), the energy storage box (206) is fixedly connected to the inside of the processing housing (1) on both sides near the bottom, the placement box (207) is slidably connected to the front of the energy storage box (206), and the inner phase change material placement box (208) is fixedly connected to the top of the placement box (207).

2. The waste heat recovery device for an air source heat pump according to claim 1, characterized in that: The blowing device (3) includes a placement plate (301), a connecting cylinder (302), and a blowing fan (303). The placement plate (301) is fixedly connected to the inner top of the processing housing (1), the connecting cylinder (302) is fixedly connected to the top of the placement plate (301), and the blowing fan (303) is fixedly connected to the top of the connecting cylinder (302).

3. The waste heat recovery device for an air-source heat pump according to claim 2, characterized in that: The placement plate (301) has a through groove inside, and the diameter of the through groove is adapted to the diameter of the connecting cylinder (302).

4. The waste heat recovery device for an air source heat pump according to claim 2, characterized in that: The connecting cylinder (302) extends through the placement plate (301) and is connected to the bottom of the placement plate (301).

5. The waste heat recovery device for an air source heat pump according to claim 1, characterized in that: The left side of the inner phase change material placement box (208) on the far left is slidably connected to the top left side of the insertion slot.

6. The waste heat recovery device for an air source heat pump according to claim 1, characterized in that: The front of the energy storage box (206) is provided with a plug-in slot, the width of which is adapted to the width of the box (207) to be placed.

7. The waste heat recovery device for an air source heat pump according to claim 1, characterized in that: The metal heat-conducting plates (205) are staggered inside the processing housing (1), and the metal heat-conducting plates (205) are made of copper.

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