CN218348758U - Waste heat recovery device and recovery system for outdoor unit of air conditioner - Google Patents

Abstract

The utility model relates to the technical field of sensor fixing devices, in particular to a waste heat recovery device for an outdoor unit of an air conditioner and a recovery system; wherein, the waste heat recovery device for an outdoor unit of an air conditioner includes: a thermoelectric power generation device; There are heat exchange pipes, the heat exchange box is connected with the water supply input pipe, and the water supply input pipe provides liquid for the heat exchange box; the exhaust gas purifier is connected with the connection structure, and the exhaust gas purifier is used for filtering power generation and exhaust gas after heat exchange. The waste heat recovery device for the outdoor unit of the air conditioner realizes the full use of waste heat energy and reduces energy loss. The connected waste gas purifier can purify the waste gas discharged for secondary use, which can achieve the effect of energy saving and emission reduction, and contributes to the "double To achieve the goal of "carbon"; avoid waste heat gas from being directly discharged into the atmosphere, causing environmental pollution and seriously endangering people's health.

Description

An air conditioner outdoor unit waste heat recovery device and recovery system

technical field

The utility model relates to the technical field of sensor fixing devices, in particular to a waste heat recovery device and a recovery system of an air conditioner outdoor unit.

Background technique

Air-conditioning outdoor units generally directly discharge waste heat into the air, resulting in heat loss and waste, and causing certain pollution to the environment, increasing the urban heat island effect, and seriously violating the "double carbon" goal concept. Therefore, how to effectively recycle the waste heat generated by the outdoor unit of the air conditioner has become one of the most critical and urgent problems that must be overcome in the development of a new generation of high-efficiency waste heat recovery device for the outdoor unit of the air conditioner.

At present, when the existing waste heat recovery device for the outdoor unit of the air conditioner is in use, the waste heat gas is directly discharged into the atmosphere, causing environmental pollution and seriously endangering people's health. In addition, when the summer is extremely hot, the cooling efficiency of the air conditioner is reduced due to the high temperature. increased consumer spending.

Utility model content

Therefore, the technical problem to be solved by the utility model is to overcome the problem that when the waste heat recovery device of the air conditioner outdoor unit in the prior art is in use, the waste heat gas is directly discharged into the atmosphere, causing environmental pollution and seriously endangering people's health. Provided are an air conditioner outdoor unit waste heat recovery device and a recovery system.

In order to solve the above technical problems, the utility model provides a waste heat recovery device for an air conditioner outdoor unit, including: a thermoelectric power generation device; Pipe connection, the water supply input pipe provides liquid for the heat exchange box; connection structure, the thermoelectric power generation device is connected to the heat exchange box, and the exhaust gas enters the thermoelectric power generation device through the connection structure to generate electricity, and the other part Enter the heat exchange box to exchange heat for the liquid; the liquid storage tank is connected to the heat exchange box, and the liquid storage tank is used to store the liquid after heat exchange; the exhaust gas purifier is connected to the Structural connection, the exhaust gas purifier is used to filter the exhaust gas after power generation and heat exchange.

Further, there are four heat exchange tubes, the four heat exchange tubes are arranged in an array, and the four heat exchange tubes are in a spiral structure.

Further, the connection structure includes: one end of the intake three-way pipe is the air intake end, and the remaining two ends are respectively communicated with the intake five-way pipe and the thermoelectric power generation device, and the air intake five-way pipe is also connected with the four The heat exchange pipe is connected; the exhaust three-way pipe is connected with the thermoelectric power generation device and the exhaust five-way pipe. The tube is also in communication with the other ends of the four heat exchange tubes.

Further, the water supply input pipe runs through the heat exchange box, and a fluid separator communicated with the water supply input pipe is provided in the heat exchange box, and a plurality of water outlet holes are provided on the fluid separator, so that The water outlet holes are arranged corresponding to the heat exchange tubes.

Further, the bottom of the heat exchange box is provided with a first temperature detection device, and the side is provided with a liquid level sensor; the liquid storage tank is provided with a second temperature detection device.

Further, a water pipe is provided between the heat exchange box and the liquid storage tank, and a solenoid valve is provided on the water pipe.

Further, a first thermal insulation layer is provided on the outer wall of the heat exchange box, and a second thermal insulation layer is provided on the outer wall of the liquid storage tank.

Further, the exhaust gas purifier includes: a housing with an accommodating cavity, an air inlet, and an exhaust port; a plurality of biomass fiber filter elements, which are arranged at one end of the housing; an activated carbon filter element with a plurality of , set at the other end inside the housing.

Further, the liquid storage tank is provided with an electronic display and an overall control device, and the overall control device is electrically connected with the first temperature detection device, the second temperature detection device, the solenoid valve, the liquid level sensor and the electronic display.

The utility model also provides a waste heat recovery system for an outdoor unit of an air conditioner, including the waste heat recovery device for an outdoor unit of an air conditioner described in the utility model; , the water supply equipment is connected to the water supply input pipe.

The technical scheme of the utility model has the following advantages:

1. The waste heat recovery device of the outdoor unit of the air conditioner provided by the utility model includes: a thermoelectric power generation device; The input pipe provides liquid for the heat exchange box; the connection structure, the thermoelectric power generation device is connected to the heat exchange box, a part of the waste gas enters the thermoelectric power generation device through the connection structure to generate electricity, and the other part enters the heat exchange box Inside, heat exchange is performed on the liquid; a liquid storage tank is connected to the heat exchange tank, and the liquid storage tank is used to store the liquid after heat exchange; an exhaust gas purifier is connected to the connection structure, and the exhaust gas The purifier is used to filter the exhaust gas after power generation and heat exchange.

Through the setting of the connection structure, one end of the connection structure is connected to the outdoor unit of the air conditioner, and the other end is connected to the thermoelectric power generation device and the heat exchange box, and the exhaust gas enters the thermoelectric power generation device through a part of the connection structure to generate electricity; The water supply input pipe of the liquid is connected, so another part of the exhaust gas enters the heat exchange box to exchange heat for the liquid, thereby heating the temperature of the liquid; the heated liquid enters the liquid storage tank for storage, and when necessary use. At the same time, the exhaust gas after use is gathered again through the connection structure, and finally enters the exhaust gas purifier for filtration, and the gas filtered by the exhaust gas purifier can be discharged. The waste heat recovery device for the outdoor unit of the air conditioner realizes the full use of waste heat energy and reduces energy loss. The connected exhaust gas purifier can purify the exhaust gas discharged by secondary use, which can achieve the effect of energy saving and emission reduction, and contributes to the "double To achieve the goal of "carbon"; to avoid the direct discharge of waste heat gas into the atmosphere, causing environmental pollution and seriously endangering people's health.

2. In the waste heat recovery device of an air conditioner outdoor unit provided by the utility model, there are four heat exchange tubes arranged in an array, and the four heat exchange tubes are in a spiral structure. The four heat exchange tubes arranged horizontally in the heat exchange box are arranged in a circular array, and the four heat exchange tubes are in a spiral structure. The heat exchange tubes in the spiral structure can make the liquid and the waste heat in the heat exchange tubes more fully Contact and strengthen the inertial collision, increase the heat exchange area, and improve the heat exchange efficiency of the waste heat recovery device of the air conditioner outdoor unit.

3. For the waste heat recovery device of the outdoor unit of the air conditioner provided by the utility model, the bottom of the heat exchange box is provided with a first temperature detection device, and the side is provided with a liquid level sensor; the liquid storage tank is provided with a second temperature detection device. device. The setting of the first temperature detection device, so that the liquid in the heat exchange box reaches the preset temperature; the setting of the liquid level sensor, that is, the liquid level in the heat exchange box can be detected by the liquid level sensor; the second temperature detection device can The temperature in the liquid storage tank is detected, so that the liquid in the liquid storage tank reaches a preset temperature.

4. In the waste heat recovery device of the outdoor unit of the air conditioner provided by the utility model, the outer wall of the heat exchange box is provided with a first thermal insulation layer, and the outer wall of the liquid storage tank is provided with a second thermal insulation layer. The first heat insulation layer can ensure that the temperature of the liquid after heat exchange through the heat exchange tube remains at an appropriate temperature, avoiding temperature leakage, and thus smoothly enters the liquid storage tank; the setting of the second heat insulation layer can avoid the drop of liquid temperature .

This Summary is provided to introduce a selection of concepts in a simplified form that are further described below in the Detailed Description. This Summary is not intended to identify key features or essential features of the disclosure, nor is it intended to limit the scope of the disclosure.

Description of drawings

In order to more clearly illustrate the specific implementation of the utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the following descriptions The accompanying drawings are some implementations of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative work.

Fig. 1 is the structural schematic diagram of the waste heat recovery device of the air conditioner outdoor unit provided by the utility model;

Fig. 2 is a side view of the heat exchanger of the waste heat recovery device of the outdoor unit of the air conditioner provided by the utility model;

Fig. 3 is a schematic structural view of the water outlet hole of the waste heat recovery device for the outdoor unit of the air conditioner provided by the present invention;

Fig. 4 is a structural schematic diagram of the waste gas purifier of the waste heat recovery device for the outdoor unit of the air conditioner provided by the present invention.

Explanation of reference signs:

1-intake tee pipe; 2-intake five-way pipe; 3-heat exchange pipe; 4-exhaust five-way pipe; 5-heat exchange box; 6-first heat insulation layer; 7-exhaust tee Tube; 8-fluid separator; 9-liquid level sensor; 10-water supply input pipe; 11-thermoelectric power generation device; 12-first temperature detection device; 13-water conduit; 14-solenoid valve; layer; 16-electronic display; 17-integral control device; 18-second temperature detection device; 19-liquid storage tank; 20-outlet pipe; 21-exhaust gas purifier; 22-air inlet; 23-housing; 24 -accommodating cavity; 25-biomass fiber filter element; 26-activated carbon filter element; 27-flange; 28-bolt; 29-nut; 30-exhaust port; 31-water outlet.

Detailed ways

In the following, only some exemplary embodiments are briefly described. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present disclosure. Accordingly, the drawings and descriptions are to be regarded as illustrative in nature and not restrictive.

In describing the present disclosure, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", etc. or The positional relationship is based on the orientation or positional relationship shown in the drawings, which are only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as limiting the present disclosure. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of said features. In the description of the present disclosure, "plurality" means two or more, unless otherwise specifically defined.

In the description of the present disclosure, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected, or electrically connected, or can communicate with each other; it can be directly connected, or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction of two components relation. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present disclosure according to specific situations.

In the present disclosure, unless otherwise clearly stated and limited, a first feature being "on" or "under" a second feature may include direct contact between the first and second features, and may also include the first and second features Not in direct contact but through another characteristic contact between them. Moreover, "on", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the level of the first feature is higher than that of the second feature. "Below", "below" and "under" the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature has a lower horizontal height than the second feature.

The following disclosure provides many different embodiments or examples for implementing different structures of the present disclosure. To simplify the disclosure of the present disclosure, components and arrangements of specific examples are described below. Of course, they are merely examples, and are not intended to limit the present disclosure. Furthermore, the present disclosure may repeat reference numerals and/or reference letters in different instances, such repetition is for simplicity and clarity and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the use of other processes and/or the use of other materials.

Preferred embodiments of the present disclosure will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present disclosure, and are not intended to limit the present disclosure.

Please refer to Figures 1 to 4, the utility model provides a waste heat recovery device for an air conditioner outdoor unit, including: a thermoelectric power generation device 11; a heat exchange box 5, and a heat exchange tube 3 is arranged in the heat exchange box 5 The heat exchange box 5 is connected to the water supply input pipe 10, and the water supply input pipe 10 provides liquid for the heat exchange box 5; the connection structure, the thermoelectric power generation device 11 is connected to the heat exchange box 5, and the waste gas passes through the A part of the connection structure enters the thermoelectric power generation device 11 to generate electricity, and the other part enters the heat exchange box 5 to exchange heat for the liquid; the liquid storage tank 19 is connected to the heat exchange box 5, and the liquid storage The tank 19 is used to store the liquid after heat exchange; the waste gas purifier 21 is connected with the connection structure, and the waste gas purifier 21 is used to filter the waste gas after power generation and heat exchange.

Through the setting of the connection structure, one end of the connection structure is connected to the outdoor unit of the air conditioner, and the other end is connected to the thermoelectric power generation device 11 and the heat exchange box 5, and the exhaust gas enters the thermoelectric power generation device 11 through a part of the connection structure to generate electricity; The heat tank 5 is connected to the water supply input pipe 10 of the liquid, so another part of exhaust gas enters the heat exchange tank 5 to exchange heat for the liquid, thereby heating the temperature of the liquid; the heated liquid enters the liquid storage tank 19 Store it and use it when you need it. At the same time, the exhaust gas after use is collected through the connection structure again, and finally enters the exhaust gas purifier 21 for filtering, and the gas filtered by the exhaust gas purifier 21 can be discharged. The waste heat recovery device of the outdoor unit of the air conditioner realizes the full use of waste heat energy and reduces energy loss. The exhaust gas purifier 21 connected to it can purify the exhaust gas discharged by secondary use, which can achieve the effect of energy saving and emission reduction, and contributes to " Realization of the goal of "double carbon"; avoiding waste heat gas being directly discharged into the atmosphere, causing environmental pollution and seriously endangering people's health.

Wherein, the liquid is domestic water.

In some optional implementations, the heat exchange tube 3 has four, the four heat exchange tubes 3 are arranged in an array, and the four heat exchange tubes 3 are in a spiral structure; the heat exchange box 5 is arranged horizontally The four heat exchange tubes 3 are arranged in a circular array, and the four heat exchange tubes 3 are in a spiral structure, and the heat exchange tubes 3 in the spiral structure can make the liquid and the waste heat in the heat exchange tubes 3 more fully contact And the inertial collision is strengthened, the heat exchange area is increased, and the heat exchange efficiency of the waste heat recovery device of the air conditioner outdoor unit is improved.

In some optional implementations, the connection structure includes: an intake tee pipe 1 and an intake five-way pipe 2, an exhaust tee pipe 7, and an exhaust five-way pipe 4; wherein, the intake tee pipe 1 One end is the intake end, and the exhaust gas enters the connection structure from the intake end, and the remaining two ends are respectively connected with the intake five-way pipe 2 and the thermoelectric power generation device 11, that is, the exhaust gas enters the connection structure and then enters the intake five-way pipe 2 and In the thermoelectric power generation device 11, the intake five-way pipe 2 is also communicated with the four heat exchange tubes 3, so that the exhaust gas enters the heat exchange tubes 3 of the heat exchange box 5, and the liquid in the heat exchange box 5 is heat exchange, thereby heating the temperature of the liquid. The exhaust gas entering the thermoelectric power generation device 11 generates power.

Since the exhaust three-way pipe 7 communicates with the thermoelectric power generation device 11 and the exhaust five-way pipe 4, the remaining end of the exhaust three-way pipe 7 is the gas outlet end and communicates with the exhaust gas purifier 21, and the exhaust five-way pipe The through pipe 4 is also in communication with the other ends of the four heat exchange tubes 3 . Therefore, the exhaust gas after power generation is discharged through the exhaust three-way pipe 7, and finally enters the exhaust gas purifier 21 for filtration and purification; the exhaust gas after heat exchange is discharged from the heat exchange tube 3, enters the exhaust five-way pipe 4, and then Enter the exhaust three-way pipe 7, and finally enter the exhaust gas purifier 21 for filtration and purification. The exhaust gas purifier 21 connected can purify the exhaust gas discharged by secondary use, which can achieve the effect of energy saving and emission reduction, and contributes to The realization of the "double carbon" goal; avoiding the direct discharge of waste heat gas into the atmosphere, causing environmental pollution and seriously endangering people's health.

Among them, it is necessary to ensure the absolute sealing of the connection structure to avoid leakage.

In some optional implementations, the water supply input pipe 10 runs through the heat exchange box 5, and the water supply input pipe 10 is also connected to the water supply equipment; A connected fluid separator 8, the fluid separator 8 is provided with a plurality of water outlet holes 31, and the water outlet holes 31 are set corresponding to the heat exchange tubes 3; the liquid is evenly sprayed to the heat exchange tubes through the fluid separator 8 3, and then utilize the shape effect of the heat exchange tube 3 of the spiral structure to flow through the entire heat exchange tube 3 of the spiral structure in sequence from top to bottom, so that the liquid and the waste heat in the heat exchange tube 3 can be more fully Contact and strengthen the inertial collision, increase the heat exchange area, and improve the heat exchange efficiency of the waste heat recovery device of the air conditioner outdoor unit.

Wherein, the bottom of the fluid separator 8 is provided with four groups of water outlet holes 31, and the four groups of water outlet holes 31 are respectively arranged at both ends of the bottom of the fluid separator 8, that is, two groups at one end, and each group includes a plurality of water outlet holes in a linear arrangement. 31, so that the heat exchange tube 3 is evenly showered, thereby ensuring the uniformity of showering.

In some optional implementations, the bottom of the heat exchange box 5 is provided with a first temperature detection device 12, and the first temperature detection device 12 can detect the temperature in the heat exchange box 5, so that the heat exchange box 5 The liquid inside reaches the preset temperature. The preset temperature is an appropriate water temperature for domestic water.

A liquid level sensor 9 can also be provided on the side of the heat exchange box 5 , that is, the liquid level in the heat exchange box 5 can be detected by the liquid level sensor 9 .

In some optional embodiments, a second temperature detection device 18 is provided in the liquid storage tank 19, and the second temperature detection device 18 can detect the temperature in the liquid storage tank 19, so that the liquid storage tank 19 liquid reaches the preset temperature.

Wherein, the settings of the first temperature detection device 12, the liquid level sensor 9, and the second temperature detection device 18 can be set according to the actual situation.

In this embodiment, the first temperature detection device 12 and the second temperature detection device 18 are temperature sensors.

In some optional implementations, a water conduit 13 is provided between the heat exchange box 5 and the liquid storage tank 19, and a solenoid valve 14 is provided on the water conduit 13; through the setting of the water conduit 13, The liquid after heat exchange to a suitable temperature can be transported to the liquid storage tank 19 for storage. At the same time, due to the setting of the solenoid valve 14, the liquid can be precisely controlled. into the liquid storage tank 19 for storage. The liquid that has not reached the proper temperature can also be prevented from entering the liquid storage tank 19 by closing the solenoid valve 14 .

Among them, the solenoid valve 14 has the advantages of precise control, quick action and high reliability.

At the same time, a water outlet pipe 20 is provided at the bottom of the liquid storage tank 19 , and the liquid in the liquid storage tank 19 can be released by setting the water outlet pipe 20 .

In some optional embodiments, the outer wall of the heat exchange box 5 is provided with a first thermal insulation layer 6, and the outer wall of the liquid storage tank 19 is provided with a second thermal insulation layer 15; wherein, the thermal insulation layer The setting can effectively keep the heat exchange box 5 and the liquid storage tank 19 at the original temperature, that is, the first heat insulation layer 6, which can ensure that the temperature of the liquid after heat exchange through the heat exchange tube 3 continues at an appropriate temperature, and avoid temperature fluctuations. leakage, thereby smoothly entering the liquid storage tank 19; the setting of the second thermal insulation layer 15 can avoid the reduction of liquid temperature.

In some optional embodiments, the exhaust gas purifier 21 includes a housing 23, a biomass fiber filter element 25, and an activated carbon filter element 26; wherein, the housing 23 has an accommodating cavity 24, and the left side of the housing 23 is an air inlet Port 22, the right side is the exhaust port 30; the biomass fiber filter core 25 has multiple, is located at the left end in the housing 23; activated carbon filter core 26 has multiple, is located at the right end in the housing 23. By setting a plurality of biomass fiber filter elements 25 on the left side of the housing chamber 24 and a plurality of activated carbon filter elements 26 on the right side, through the effective linear array cooperation of the biomass fiber filter elements 25 and the activated carbon filter elements 26, it is for the exhaust gas Dust particles are filtered, and odors and harmful gases are purified to achieve the effect of protecting the environment and maintaining people's health.

The housing 23 is assembled from two sub-shells, and flanges 27 are provided on the two sub-shells, and the two flanges 27 are fixedly connected by bolts 28 and nuts 29, so that the two sub-shells are assembled into one The housing 23 ; this arrangement facilitates the assembly and disassembly of the exhaust gas purifier 21 .

In this embodiment, there are three biomass fiber filter elements 25 and three activated carbon filter elements 26 , and both the biomass fiber filter elements 25 and the activated carbon filter elements 26 are in the shape of circular cakes.

In some optional embodiments, the liquid storage tank 19 is provided with an electronic display 16 and an overall control device 17, and the overall control device 17 is connected with the first temperature detection device 12, the second temperature detection device 18, the solenoid valve 14. The liquid level sensor 9 is electrically connected to the electronic display 16 . Wherein, the first temperature detection device 12 is used to detect the liquid temperature in the heat exchange box 5, and the liquid level sensor 9 is used to detect the liquid level height in the heat exchange box 5. After the liquid height reaches a certain height, the liquid level sensor 9 will The electric signal is transmitted to the overall control device 17, and the overall control device 17 controls the water supply input pipe 10 to no longer need to provide liquid in the heat exchange box 5; the first temperature detection device 12 detects the temperature of the hot domestic water in the heat exchange box 5, and The detected temperature signal is fed back to the overall control device 17. When the temperature reaches a certain set value, the overall control device 17 controls the solenoid valve 14 to open, and the hot domestic water is collected into the liquid storage tank 19 through the water guide pipe 13, which is environmentally friendly and Energy is saved, and the temperature of the domestic water in the heat exchange box 5 and the liquid storage tank 19 can be displayed through the electronic display 16, which is convenient for the effective control and use of hot domestic water.

The working principle of the utility model: when using the device, connect the exhaust port of the outdoor unit of the air conditioner with the left side of the intake tee pipe 1 in the device, and connect the input end of the water supply input pipe 10 with the water supply equipment at the same time, At this time, the exhaust air generated by the outdoor unit of the air conditioner enters the thermoelectric power generation device 11 through the upper right side of the intake tee pipe 1. The three-way pipe 1 and the intake five-way pipe 2 enter the heat exchange box 5, and flow through the heat exchange pipe 3, and finally enter the exhaust gas purifier 21 through the exhaust five-way pipe 4 and the exhaust three-way pipe 7. The cold domestic water input by the water supply input pipe 10 is widely and evenly sprinkled on the heat exchange tube 3 through the fluid separator 8, and the contact area between the cold domestic water and the heat exchange tube 3 is increased, so that the cold domestic water can be mixed with the heat exchange tube 3. The waste hot gas in the heat pipe 3 performs heat exchange to realize the effective recovery of heat. After the heat exchange, the temperature of the cold domestic water that has absorbed the heat rises, and the first temperature detection device 12 detects the hot domestic water in the heat exchange box 5 temperature, and feed back the detected temperature signal to the overall control device 17. When the temperature reaches a certain set value, the overall control device 17 controls the solenoid valve 14 to open, and the hot domestic water is collected into the liquid storage tank 19 through the water guide pipe 13 It is environmentally friendly and saves energy. The first liquid level sensor 9 can detect the water level in the heat exchange tank 5, which can effectively control the water supply of small water supply equipment. The electronic display 16 can display the heat exchange tank 5 and the liquid storage tank 19. The temperature of internal domestic water is convenient for the effective control and use of hot domestic water. Afterwards, the two exhaust streams enter the exhaust gas purifier 21 through the exhaust three-way pipe 7, and flow through three linear circular cake-shaped biomass fiber filter elements 25 and three A circular pie-shaped activated carbon filter element 26 can effectively filter the dust particles in the exhaust gas, and purify the odor and harmful gas, so as to discharge clean gas, and the purified exhaust gas passes through the exhaust port of the exhaust gas purifier 30 is discharged into the atmosphere. After the device has been used for a period of time, the fluid separator 8, the heat exchange tube 3 and the exhaust gas purifier 21 can be overhauled in time, which is convenient for maintenance and use.

The utility model also provides an air conditioner outdoor unit waste heat recovery system, including the air conditioner outdoor waste heat recovery device; also includes an air conditioner outdoor unit (not shown in the figure) and water supply equipment (not shown in the figure); wherein, The outdoor unit of the air conditioner is connected to the connection structure, so as to provide exhaust gas for the thermoelectric power generation device 11 and the heat exchange box 5; the water supply equipment is connected to the water supply input pipe 10, so as to provide liquid for the heat exchange box 5 through the water supply equipment . At the same time, the overall control device 17 is also connected with the outdoor unit of the air conditioner and the water supply equipment, so as to control the outdoor unit of the air conditioner and the water supply equipment to provide waste gas and liquid for the heat exchange box.

Apparently, the above-mentioned embodiments are only examples for clear description, rather than limiting the implementation. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. And the obvious changes or variations derived therefrom are still within the scope of protection of the utility model.

Claims (10)

1. An outdoor unit waste heat recovery device of an air conditioner, comprising:

a thermoelectric power generation device (11);

the heat exchanger comprises a heat exchange box (5), wherein a heat exchange tube (3) is arranged in the heat exchange box (5), the heat exchange box (5) is connected with a water supply input tube (10), and the water supply input tube (10) is used for supplying liquid into the heat exchange box (5);

the temperature difference power generation device (11) is connected with the heat exchange box (5), one part of the waste gas enters the temperature difference power generation device (11) through the connecting structure to generate power, and the other part of the waste gas enters the heat exchange box (5) to exchange heat with the liquid;

the liquid storage tank (19) is connected with the heat exchange tank (5), and the liquid storage tank (19) is used for storing liquid after heat exchange;

and the waste gas purifier (21) is connected with the connecting structure, and the waste gas purifier (21) is used for filtering waste gas generated after power generation and heat exchange.

2. The outdoor unit waste heat recovery device of claim 1, wherein the number of the heat exchange pipes (3) is four, four of the heat exchange pipes (3) are arranged in an array, and four of the heat exchange pipes (3) have a spiral structure.

3. The outdoor unit waste heat recovery device of claim 2, wherein the coupling structure comprises:

one end of the air inlet three-way pipe (1) is an air inlet end, the other two ends of the air inlet three-way pipe are respectively communicated with the air inlet five-way pipe (2) and the temperature difference power generation device (11), and the air inlet five-way pipe (2) is also communicated with the four heat exchange pipes (3);

the exhaust three-way pipe (7) is communicated with the temperature difference power generation device (11) and the exhaust five-way pipe (4), the rest end of the exhaust three-way pipe (7) is an air outlet end and is communicated with the exhaust purifier (21), and the exhaust five-way pipe (4) is further communicated with the other ends of the four heat exchange pipes (3).

4. The outdoor unit waste heat recovery device of any one of claims 1 to 3, wherein the water supply input pipe (10) penetrates the heat exchange box (5), a fluid separator (8) communicated with the water supply input pipe (10) is disposed in the heat exchange box (5), a plurality of water outlet holes (31) are formed in the fluid separator (8), and the water outlet holes (31) are disposed corresponding to the heat exchange pipes (3).

5. The outdoor unit waste heat recovery device of claim 4, wherein the heat exchange box (5) is provided with a first temperature detecting means (12) at the bottom and a liquid level sensor (9) at the side;

and a second temperature detection device (18) is arranged in the liquid storage tank (19).

6. The outdoor unit waste heat recovery device of claim 5, wherein a water guide pipe (13) is provided between the heat exchange tank (5) and the liquid storage tank (19), and a solenoid valve (14) is provided on the water guide pipe (13).

7. The outdoor unit waste heat recovery device of claim 6, wherein a first heat insulating layer (6) is formed on an outer wall of the heat exchange box (5), and a second heat insulating layer (15) is formed on an outer wall of the liquid storage box (19).

8. The outdoor unit waste heat recovery device of claim 7, wherein the waste heat cleaner (21) comprises:

a housing (23) having an accommodation chamber (24), an intake port (22), and an exhaust port (30);

a plurality of biomass fiber filter elements (25) arranged at one end in the shell (23);

and a plurality of activated carbon filter elements (26) which are arranged at the other end in the shell (23).

9. The outdoor unit waste heat recovery device of any one of claims 5 to 8, wherein an electronic display (16) and an integral control device (17) are disposed on the liquid storage tank (19), and the integral control device (17) is electrically connected to the first temperature detection device (12), the second temperature detection device (18), the solenoid valve (14), the liquid level sensor (9) and the electronic display (16).

10. An outdoor unit waste heat recovery system of an air conditioner, comprising the outdoor unit waste heat recovery device of any one of claims 1 to 9; further comprising:

the air conditioner outdoor unit is connected with the connecting structure;

the water supply equipment is connected with the water supply input pipe (10).

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