CN210486194U

CN210486194U - Hot steam backflow sealing frost-containing system of air source heat pump

Info

Publication number: CN210486194U
Application number: CN201921036495.8U
Authority: CN
Inventors: 王家敏; 丁兆磊
Original assignee: Shandong Institute of Commerce and Technology
Current assignee: Shandong Institute of Commerce and Technology
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-08
Anticipated expiration: 2029-07-04

Abstract

The utility model belongs to the technical field of air source heat pump, especially, be an air source heat pump hot steam backflow seals appearance frost system, which comprises a housin, fixed mounting has compressor, condenser, choke valve and evaporimeter in the casing, compressor, condenser, choke valve and evaporimeter are linked together in proper order, fixed mounting has the fan on the top inner wall of casing, the top fixed mounting of casing has bellows, and bellows and casing are linked together, first air outlet and second air outlet have been seted up on the inner wall of bellows, one side fixed mounting of bellows has the pipeline, the pipeline is linked together with the second air outlet, first air intake and second air intake have been seted up on the both sides inner wall of casing respectively. The utility model is simple in operation, the practicality is strong, can be quick defrost to air supply heat pump, and the defrosting is convenient and efficient, effectual, simultaneously, the effectual energy of having practiced thrift.

Description

Hot steam backflow sealing frost-containing system of air source heat pump

Technical Field

The utility model relates to an air source heat pump technical field especially relates to an air source heat pump hot steam backward flow seals and holds white system.

Background

An air source heat pump is an energy-saving device which utilizes high-level energy to enable heat to flow from low-level heat source air to a high-level heat source. It is a form of heat pump. As the name implies, a heat pump, like a pump, can convert low-level heat energy (such as heat contained in air, soil and water) which cannot be directly utilized into high-level heat energy which can be utilized, so as to achieve the purpose of saving part of high-level energy (such as coal, gas, oil, electric energy and the like).

However, in the prior art, defrosting is inconvenient, low in efficiency and poor in effect, and energy waste is caused, so that a hot steam backflow closed frost accommodating system of an air source heat pump is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an air source heat pump hot steam backflow closed frost-holding system.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an air source heat pump hot steam backward flow seals and holds white system, includes the casing, fixed mounting has compressor, condenser, choke valve and evaporimeter in the casing, compressor, condenser, choke valve and evaporimeter are linked together in proper order, fixed mounting has the fan on the top inner wall of casing, the top fixed mounting of casing has bellows, and bellows and casing are linked together, first air outlet and second air outlet have been seted up on the inner wall of bellows, one side fixed mounting of bellows has the pipeline, the pipeline is linked together with the second air outlet, first air intake and second air intake have been seted up on the both sides inner wall of casing respectively, first air intake is linked together with the pipeline, the bottom of pipeline is equipped with the third air intake.

Preferably, a through hole is formed in the inner wall of the top of the shell and communicated with the air box.

Preferably, a support is fixedly installed in the shell and is fixedly connected with the evaporator.

Preferably, a connecting pipe is arranged in the shell and is sequentially communicated with the refrigeration compressor, the condenser, the throttle valve and the evaporator.

Preferably, the type of the fan is YFS-400.

Preferably, the throttle valve is of the type HRF-YQSA.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a shell, a condenser, an evaporator, a fan, a first air outlet, a second air outlet, a pipeline, a first air inlet, a second air inlet and a third air inlet, when the device is used, when an air source normally operates to heat, the second air outlet is closed, the third air outlet, the first air inlet, the second air inlet and the first air outlet are all opened, one path of the third air inlet and the first air inlet of outside air enter the shell, the other path of the outside air enters the shell from the second air inlet, two paths of air absorb heat and cool by the evaporator when passing through the evaporator, the cooled air is discharged through the first air outlet under the action of the fan, when the evaporator needs defrosting, the first air outlet, the third air inlet and the second air inlet are closed, the first air inlet and the second air outlet are opened, refrigerant hot steam in the condenser flows back to the evaporator through the pipeline to heat and defrost the evaporator, quickly melting the frost layer under the action of large air quantity;

the utility model is simple in operation, the practicality is strong, can be quick defrost to air supply heat pump, and the defrosting is convenient and efficient, effectual, simultaneously, the effectual energy of having practiced thrift.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a schematic top sectional view of the present invention;

in the figure: 1. a housing; 2. a refrigeration compressor; 3. a condenser; 4. a throttle valve; 5. an evaporator; 6. a fan; 7. an air box; 8. a first air outlet; 9. a second air outlet; 10. a pipeline; 11. a first air inlet; 12. a second air inlet; 13. and a third air inlet.

Detailed Description

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

Referring to fig. 1-2, the present invention provides a technical solution: an air source heat pump hot steam backflow closed frost containing system comprises a shell 1, wherein a refrigeration compressor 2, a condenser 3, a throttle valve 4 and an evaporator 5 are fixedly installed in the shell 1, the refrigeration compressor 2, the condenser 3, the throttle valve 4 and the evaporator 5 are sequentially communicated, a fan 6 is fixedly installed on the inner wall of the top of the shell 1, an air box 7 is fixedly installed at the top of the shell 1, the air box 7 is communicated with the shell 1, a first air outlet 8 and a second air outlet 9 are formed in the inner wall of the air box 7, a pipeline 10 is fixedly installed on one side of the air box 7, the pipeline 10 is communicated with the second air outlet 9, a first air inlet 11 and a second air inlet 12 are respectively formed in the inner walls of two sides of the shell 1, the first air inlet 11 is communicated with the pipeline 10, and a third air inlet 13;

the device comprises a shell 1, a condenser 3, a throttle valve 4, a fan 6, a pipeline 10, a first air inlet 11, a second air inlet 12 and a third air inlet 13, wherein the inner wall of the top of the shell 1 is provided with a through hole, the through hole is communicated with an air box 7, a support is fixedly arranged in the shell 1, the support is fixedly connected with an evaporator 5, a connecting pipe is arranged in the shell 1, the connecting pipe is sequentially communicated with the refrigerating compressor 2, the condenser 3, the throttle valve 4 and the evaporator 5, the model of the fan 6 is YFS-400, the model of the throttle valve 4 is HRF-YQSA, the device is matched with the shell 1, the condenser 3, the evaporator 5, the fan 6, the first air outlet 8, the second air outlet 9, the pipeline 10, the first air inlet 11, the second air inlet 12 and the third air inlet 13 through the shell 1, when an air source normally operates to heat, the second air outlet 9 is closed, another way gets into casing 1 from second air intake 12, two tunnel air when evaporimeter 5, is by the evaporimeter heat absorption cooling, and the air after the cooling is discharged through first air outlet 8 under fan 6's effect, when the evaporimeter need change frost, first air outlet 8, third air intake 13, second air intake 12 are closed, and first air intake 11 and second air outlet 9 are opened, and the refrigerant hot steam in the condenser 3 passes through pipeline 10 and flows back to evaporimeter 5, heats the defrosting to evaporimeter 5, melts the frost layer rapidly under the effect of the big amount of wind, the utility model is simple in operation, the practicality is strong, can be quick defrost to the air supply heat pump, and the defrosting is convenient and efficient, effectual, simultaneously, the effectual energy of having practiced thrift.

The working principle is as follows: when the air source is used, when the air source normally operates to heat, the second air outlet 9 is closed, the third air outlet 13, the first air inlet 11, the second air inlet 12 and the first air outlet 8 are all opened, one path of external air enters the shell 1 through the third air inlet 13 and the first air inlet 11, the other path of external air enters the shell 1 from the second air inlet 12, the two paths of air are subjected to heat absorption and temperature reduction by the evaporator 5 when passing through the evaporator 5, the cooled air is discharged through the first air outlet 8 under the action of the fan 6, when the evaporator needs defrosting, the first air outlet 8, the third air inlet 13 and the second air inlet 12 are closed, the first air inlet 11 and the second air outlet 9 are opened, refrigerant hot steam in the condenser 3 flows back to the evaporator 5 through the pipeline 10 to heat and defrost the evaporator 5, and a frost layer is rapidly melted under the action of large air volume.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an air source heat pump hot steam backward flow seals and holds white system, includes casing (1), its characterized in that: the air conditioner is characterized in that a refrigeration compressor (2), a condenser (3), a throttle valve (4) and an evaporator (5) are fixedly mounted in the shell (1), the refrigeration compressor (2), the condenser (3), the throttle valve (4) and the evaporator (5) are sequentially communicated, a fan (6) is fixedly mounted on the inner wall of the top of the shell (1), an air box (7) is fixedly mounted at the top of the shell (1), the air box (7) is communicated with the shell (1), a first air outlet (8) and a second air outlet (9) are formed in the inner wall of the air box (7), a pipeline (10) is fixedly mounted on one side of the air box (7), the pipeline (10) is communicated with the second air outlet (9), a first air inlet (11) and a second air inlet (12) are respectively formed in the inner walls of two sides of the shell (1), and the first air inlet (11) is communicated with the pipeline (10), and a third air inlet (13) is formed at the bottom end of the pipeline (10).

2. The air-source heat pump hot vapor backflow closed frost containing system of claim 1, wherein: the top inner wall of the shell (1) is provided with a through hole, and the through hole is communicated with the air box (7).

3. The air-source heat pump hot vapor backflow closed frost containing system of claim 1, wherein: the shell (1) is internally and fixedly provided with a bracket which is fixedly connected with the evaporator (5).

4. The air-source heat pump hot vapor backflow closed frost containing system of claim 1, wherein: the shell (1) is internally provided with a connecting pipe which is communicated with the refrigeration compressor (2), the condenser (3), the throttle valve (4) and the evaporator (5) in sequence.

5. The air-source heat pump hot vapor backflow closed frost containing system of claim 1, wherein: the type of the fan (6) is YFS-400.

6. The air-source heat pump hot vapor backflow closed frost containing system of claim 1, wherein: the type of the throttle valve (4) is HRF-YQSA.