CN217209797U

CN217209797U - Novel few-frosting air conditioner heat exchange system

Info

Publication number: CN217209797U
Application number: CN202220234008.4U
Authority: CN
Inventors: 李文辉; 王海清
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-16
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a novel air conditioner heat exchange system with less frost formation, which relates to the technical field of air conditioning systems, when the temperature in the traditional air conditioner heat exchanger is lower than zero, the condensate water attached to the surface of the air conditioner heat exchanger can frost formation, because the thermal conductivity of the frost is poor, the heat exchange between the heat exchanger and the outside is blocked, and the efficiency of the air conditioner in low temperature environment is greatly reduced, the utility model also comprises a driving piece, the air heat exchange mechanism comprises a fixed shaft connected with the driving piece, a heat exchange sheet arranged on the outer wall of the fixed shaft and a liquid circulation pipe arranged on the heat exchange sheet, the driving piece can drive the air heat exchange mechanism to move, so that the frost is not easily attached to the surfaces of the heat exchange sheet and the liquid circulation pipe, and simultaneously, the liquid is used as a heat exchange medium, and the liquid flows between the air heat exchange mechanism and the heat exchanger to complete the heat exchange between the air and the air conditioner refrigerant, the problem that the air conditioner heat exchanger is easy to frost in a low-temperature environment is solved, and the using efficiency of the air conditioner in winter is greatly improved.

Description

Novel few-frosting air conditioner heat exchange system

Technical Field

The utility model relates to an air conditioning system technical field, in particular to novel few air conditioner heat transfer system that frosts.

Background

An air conditioner, i.e. an air conditioner, is a device for manually adjusting and controlling parameters such as temperature, humidity, flow rate and the like of ambient air in a building or a structure, and mainly comprises a compressor, a refrigerant, a high-pressure valve, a low-pressure valve, a four-way valve, a heat exchanger and a pipeline system.

The air conditioner heat exchanger is under normal operating condition, need to have the difference in temperature with external environment temperature, if the air conditioner heat exchanger carries out the heat exchange with the air, because the reason of difference in temperature, water in the air can be appeared, attaches to refrigerant circulation pipe and heat exchanger fin surface, so-called air conditioner comdenstion water, when the temperature is less than zero degree, the comdenstion water attached to its surface can frost, because the thermal conductivity of frost is relatively poor to obstructed heat energy exchange of heat exchanger and external world, reduced the efficiency of air conditioner under low temperature environment by a wide margin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel few frosting air conditioner heat transfer system can reduce the frosting volume on air conditioner air heat exchanger surface.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a novel few air conditioner heat transfer system that frosts, is including being used for being responsible for carrying out the air heat transfer mechanism that heat energy exchanged between air and the liquid, still includes the driving piece, air heat transfer mechanism include with the fixed axle that the driving piece links to each other is in with the setting the heat exchanger fin and the setting of fixed axle outer wall are in the last liquid circulation pipe of heat exchanger fin, when the driving piece is driven, can pass through the fixed axle drives the heat exchanger fin is followed fixed axle the central axis is rotatory.

As an example, the cooling medium heat exchanger with liquid stored inside is further included, and the fixing shaft is connected with the cooling medium heat exchanger through a ball bearing.

As an example, a second liquid circulation pipe communicated with one end of the liquid circulation pipe is arranged outside the fixed shaft, a third liquid circulation pipe is communicated with the other end of the liquid circulation pipe, and one ends of the second liquid circulation pipe and the third liquid circulation pipe, which are far away from the liquid circulation pipe, penetrate into the refrigerant heat exchanger.

As an example, the liquid circulation pipe is provided with a trumpet-shaped liquid inlet at one end of the two ends inside the refrigerant heat exchanger.

As an example, a temperature sensor is disposed on the heat exchanging fin.

As an example, a refrigerant circulation pipe is disposed inside the refrigerant heat exchanger, and the refrigerant circulation pipe is connected to an air conditioning system located outside the refrigerant heat exchanger.

As an example, the refrigerant heat exchanger is internally provided with a heater.

As an example, a water level sensor is disposed inside the refrigerant heat exchanger.

The utility model has the advantages that: compared with the prior art, the utility model discloses the utilization sets up the driving piece on air heat exchanger, and the control driving piece drives air heat exchanger and moves, makes attached to the comdenstion water on its surface or the frost that condenses be difficult for stopping under centrifugal force or inertial effect, has reached the purpose that the air heat exchanger surface frosted less, simultaneously the utility model discloses the junction sets up ball bearing between air heat exchanger and refrigerant heat exchanger, motion respectively can not influence each other when guaranteeing to be connected between air heat exchanger and the refrigerant heat exchanger, the utility model provides an air conditioner heat exchanger frosts easily under low temperature environment's problem, has improved the air conditioner by a wide margin and has used efficiency in winter, improves air conditioner temperature application scope.

Drawings

Fig. 1 is a schematic view of an embodiment of the present invention for showing an overall structure of an air heat exchange system.

Reference numerals: 1. an air heat exchange mechanism; 2. a drive member; 3. a refrigerant heat exchanger; 4. a refrigerant circulation pipe; 5. a heat exchanger fin; 6. a heater; 7. a first liquid circulation pipe; 8. a water level sensor; 9. a second liquid circulation pipe; 10. a liquid circulating pipe III; 11. a fixed shaft; 12. a horn-shaped liquid inlet; 13. a ball bearing; 14. a temperature sensor; 15. an electronic control system.

Detailed Description

The following description is only a preferred embodiment of the present invention, and the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention, and it should be pointed out at the same time, for those skilled in the art, without departing from the present invention, a plurality of improvements and decorations, which should also be regarded as the protection scope of the present invention.

It should be noted that the directional terms such as "upper, lower, left, right" and the like in the present embodiment are only used in conjunction with the accompanying drawings to make those skilled in the art understand the relationship between the various features or parts and the like.

As shown in fig. 1, a novel air-conditioning heat exchange system with less frosting comprises an air heat exchange mechanism 1; a driving member 2; a refrigerant heat exchanger 3; a refrigerant circulating pipe 4; a heat exchange fin 5; a first liquid circulation pipe 7; a second liquid circulation pipe 9; a third liquid circulation pipe 10; a fixed shaft 11; a trumpet-shaped liquid inlet 12; a ball bearing 13; a heater 6; a temperature sensor 14; a water level sensor 8; an electronic control system 15.

In this embodiment, the driving member 2 is a dc motor conventionally used by those skilled in the art, the top end of the output shaft of the motor is fixedly connected to the upper end of the cylindrical fixing shaft 11 through a coupling (not shown in the drawings), the heat exchanging fins 5 are fixed to the fixing shaft 11 at different heights in a multi-layer manner, in this case, the driving member is three layers, each layer is composed of three fan-type heat exchanging fins 5, the three fan-type heat exchanging fins are equidistantly arranged on the outer wall of the fixing shaft 11, the fan-type heat exchanging fins are matched with the fixing shaft 11 to form a fan-type design, a first liquid circulating pipe 7 is fixed on the upper side of each group of heat exchanging fins 5, in this embodiment, the first liquid circulating pipe 7 is in a U-shaped design, the left ends of the first liquid circulating pipes 7 of each group located at the same angle position on the outer wall of the fixing shaft 11 are connected in series from top to bottom through a second liquid circulating pipe 9, and the right ends of the first liquid circulating pipes 7 of each group are connected in series through a third liquid circulating pipe 10, in the embodiment, the refrigerant heat exchanger 3 is designed to be a hollow disc, the upper end of the refrigerant heat exchanger 3 is provided with a through hole (not shown in the drawing), the outer wall of the lower end of the fixing shaft 11 is sleeved with a ball bearing 13 and fixedly connected with the inner wall of the through hole of the refrigerant heat exchanger 3, the lower end of a liquid circulating pipe II 9 penetrates through the ball bearing 13 and is positioned inside the refrigerant heat exchanger 3, one end of the liquid circulating pipe II 9, which is positioned at the refrigerant heat exchanger 3, is fixedly provided with a horn-shaped liquid inlet 12, so that when the liquid circulating pipe II rotates, pressure can be generated on the liquid inside the refrigerant heat exchanger 3, the liquid can flow upwards along the reverse flow of the tail end of the liquid circulating pipe II 9 and enters a liquid circulating pipe III 10 through the liquid circulating pipe I7, temperature sensors 14 are fixed on the heat exchange plates 5 and in the liquid circulating pipe I7, in this embodiment, the temperature sensor 14 is an infrared temperature detector, and can detect the temperature on the surface of the heat exchanging fin 5 and inside the liquid circulating pipe i 7 in real time, and provide the data to the electronic control system 15 in real time.

The refrigerant circulating pipe 4 is located inside the refrigerant heat exchanger 3, in this embodiment, the refrigerant circulating pipe 4 surrounds the refrigerant heat exchanger 3 by taking the center of the refrigerant heat exchanger 3 as a circle center, 3 circles are surrounded, the inlet end and the outlet end of the refrigerant circulating pipe are located outside the refrigerant heat exchanger 3, and the penetrating part is fixed with a sealing member (not shown in the attached drawing) for sealing, so as to prevent the liquid inside the refrigerant heat exchanger 3 from flowing out through the refrigerant circulating pipe 4 at the position where the refrigerant heat exchanger 3 penetrates out, the refrigerant circulating pipe 4 penetrates out of the two ends inside the refrigerant heat exchanger 3 and is communicated with an external air conditioning system, it should be noted that, in this embodiment, the external air conditioning system adopts technical equipment which is conventionally known and used by technical personnel in the technical field, the purpose of the technical equipment is used for circulating the liquid inside the refrigerant circulating pipe 4, the heater 6 is installed inside the refrigerant heat exchanger 3, and the heater 6 is used for heating the temperature of the liquid in the refrigerant heat exchanger 3, meanwhile, a water level sensor 8 is fixed inside the refrigerant heat exchanger 3, the purpose of the water level sensor is used for detecting the liquid level of liquid inside the refrigerant heat exchanger 3 in real time, and when the liquid level is not within a threshold value set by the water level sensor 8, a signal can be transmitted to the electric control system 15 in the first time.

In this embodiment, the heat exchanger fins 5, the first liquid circulation pipe 7, the second liquid circulation pipe 9, and the third liquid circulation pipe 10 are made of alloy materials with good heat conductivity, and are sprayed with hydrophobic materials, so as to facilitate better liquid circulation and improve heat dissipation.

The electric control system 15 is electrically connected to the driving member 2, the temperature sensor, the water level sensor 8 and the heater 6, and in this embodiment, the electric control system 15 is a conventional technical device used by those skilled in the art, and is used for centrally receiving and processing signals and feeding back corresponding signals to each device.

When the electric control system 15 receives an external instruction to start the system, in the first step, the air heat exchange mechanism 1 is defrosted, the electric control system 15 starts the driving member 2, the driving member 2 starts to rotate forward to drive the fixed shaft 11 to rotate in the same direction, and simultaneously, the electric control system 15 reads the data of the temperature sensor 14, judging whether the surfaces of the heat exchange plates 5 and the first liquid circulation pipe 7 are frosted and frozen or not according to the data of the temperature sensor 14 and a certain algorithm, if frost and ice are displayed on the surfaces of the heat exchange plate 5 and the first liquid circulation pipe 7, the electric control system 15 starts the heater 6 to heat liquid in the refrigerant heat exchanger 3, the heated liquid passes through the first liquid circulation pipe 7, the second liquid circulation pipe 9 and the third liquid circulation pipe 10 to raise the surface temperature of the heat exchange plate 5 and melt the frost attached to the surface until the electric control system 15 judges that the surface of the heat exchange plate 5 is free from the ice and the frost, and the electric control system 15 closes the resistance-type heater 6.

And secondly, exchanging heat with the refrigerant heat exchanger 3, enabling an electric control system 15 to give an instruction to an external air conditioning system, starting an air conditioning compressor (not shown in the figure) in the air conditioning system, and enabling the refrigerant in the refrigerant circulation pipe 4 to flow, and meanwhile, controlling the driving part 2 to change the output power according to the instruction of the electric control system 15, changing the rotating speed of the fixed shaft 11, and adjusting the rotating speed of the heat exchange plate 5.

When the electronic control system 15 receives an external command to close the system, the electronic control system 15 closes the driving part 2, and the system stops working. It is to be understood that the terminology used herein is for the purpose of description and illustration only and is not intended to be limiting, as used in this application and the appended claims, "liquid" may also be said to be "fluid," "heat exchange" may also be said to be "heat sink," "refrigerant" may also be said to be "air conditioning refrigerant," and "motion" may also be said to be "active," it being understood that such is within the scope of the present application as is substantially consistent with such recitation. The singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The "sheet" describing the shape is also intended to include a variety of shapes, sizes, as may also be understood as "block", "wire", "mesh", unless the context clearly indicates otherwise. It should also be understood that the above description is exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.

The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A novel frostless air conditioner heat exchange system comprises an air heat exchange mechanism (1) for exchanging heat energy between air and liquid,

the air heat exchange device is characterized by further comprising a driving piece (2), wherein the air heat exchange mechanism (1) comprises a fixed shaft (11) connected with the driving piece (2), heat exchange fins (5) arranged on the outer wall of the fixed shaft (11) and a first liquid circulation pipe (7) arranged on the heat exchange fins (5);

when the driving piece (2) is driven, the heat exchange plates (5) can be driven to rotate along the central axis of the fixed shaft (11) through the fixed shaft (11).

2. The novel air conditioner heat exchange system with less frosting is characterized by further comprising a refrigerant heat exchanger (3) with liquid stored inside, wherein the fixing shaft (11) is connected with the refrigerant heat exchanger (3) through a ball bearing (13).

3. The novel air conditioner heat exchange system with little frost formation as claimed in claim 2, wherein a second liquid circulation pipe (9) is provided outside the fixed shaft (11) and is communicated with one end of the first liquid circulation pipe (7), a third liquid circulation pipe (10) is communicated with the other end of the first liquid circulation pipe (7), and the ends of the second liquid circulation pipe (9) and the third liquid circulation pipe (10) far away from the first liquid circulation pipe (7) are inserted into the refrigerant heat exchanger (3).

4. The novel air conditioner heat exchange system with less frosting as claimed in claim 3, wherein a trumpet-shaped liquid inlet (12) is arranged at one end of the second liquid circulation pipe (9) located inside the refrigerant heat exchanger (3).

5. The novel frostless air conditioner heat exchange system of claim 1, wherein a temperature sensor (14) is arranged on the heat exchange plate (5).

6. The novel air conditioner heat exchange system with less frost formation as claimed in claim 2, wherein a refrigerant circulation pipe (4) is arranged inside the refrigerant heat exchanger (3), and the refrigerant circulation pipe (4) is connected with an air conditioning system located outside the refrigerant heat exchanger (3).

7. The novel air conditioner heat exchange system with less frosting of claim 2, wherein a heater (6) is arranged inside the refrigerant heat exchanger (3).

8. The novel air conditioner heat exchange system with less frosting of claim 2, wherein a water level sensor (8) is arranged inside the refrigerant heat exchanger (3).