CN218972784U

CN218972784U - Integral water source variable frequency air pipe type air conditioner

Info

Publication number: CN218972784U
Application number: CN202223545497.4U
Authority: CN
Inventors: 金培耕; 陈卫东; 林伟康
Original assignee: Daishiba Heating & Refrigeration Equipment Co ltd
Current assignee: Daishiba Heating & Refrigeration Equipment Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-05
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the technical field of air conditioners, in particular to an integral water source variable frequency air duct type air conditioner which comprises an external water source and an air conditioner inner machine, wherein an inner machine shell is in a cuboid shape surrounded by sheet metal parts, and an air outlet cavity and a containing cavity are divided by a partition plate in the inner machine shell; an air inlet and an air outlet are respectively arranged on two opposite side walls of the air cavity, an evaporator is arranged at the air inlet, a centrifugal fan is arranged in the air cavity, and an air outlet of the centrifugal fan is communicated with the air outlet; a variable frequency compressor, an electronic expansion valve, a gas-liquid separator and a spiral sleeve heat exchanger are arranged in the accommodating cavity; the spiral double-pipe heat exchanger comprises a first channel and a second channel, wherein the first channel is communicated with the variable frequency compressor, the electronic expansion valve, the gas-liquid separator and the evaporator to form a refrigerant loop, and the second channel is communicated with an external water source by virtue of a pipeline extending from the accommodating cavity. The integral water source variable-frequency air duct type air conditioner is compact and reasonable in structure, good in integrity and low in manufacturing and using costs.

Description

Integral water source variable frequency air pipe type air conditioner

Technical Field

The utility model relates to the technical field of air conditioners, in particular to an integral water source variable frequency air duct type air conditioner.

Background

An air conditioner is a unit for providing air treatment to a space region, which can adjust the temperature of air in a room to meet the requirement of human comfort.

At present, most of air conditioners on the market comprise an inner machine and an outer machine, wherein the inner machine is responsible for sending low-temperature air indoors, and the outer machine is responsible for heat exchange. The external unit is generally provided with a condenser, and the condenser generates heat when the air conditioner is used for refrigerating, so the external unit is arranged outdoors. However, if the installation position of the inner unit is special, and the relative distance between the inner unit and the outdoor unit is long, the inner unit and the outdoor unit are communicated by using a long refrigerant conveying pipeline, so that the cost of the refrigerant conveying pipeline is high, and more refrigerant is required to be injected into the whole air conditioning system, thereby improving the use cost.

Disclosure of Invention

The utility model aims to provide an integral water source variable frequency air duct type air conditioner, and aims to solve the problems of high manufacturing cost and high use cost caused by the fact that an air conditioner external unit is arranged outdoors in the prior art.

In order to achieve the above purpose, the utility model provides an integral water source variable frequency air duct type air conditioner, which comprises an external water source and an air conditioner inner machine, wherein an inner machine shell of the air conditioner inner machine is in a cuboid shape surrounded by sheet metal parts, and an air outlet cavity and a containing cavity are divided by a partition board in the inner machine shell; an air inlet and an air outlet are respectively arranged on two opposite side walls of the air cavity, an evaporator is arranged at the air inlet, a centrifugal fan is arranged in the air cavity, and an air outlet of the centrifugal fan is communicated with the air outlet; a variable frequency compressor, an electronic expansion valve, a gas-liquid separator and a spiral sleeve heat exchanger are arranged in the accommodating cavity; the spiral double-pipe heat exchanger comprises a first channel and a second channel, wherein the first channel is communicated with the variable frequency compressor, the electronic expansion valve, the gas-liquid separator and the evaporator to form a refrigerant loop, and the second channel is communicated with an external water source by virtue of a pipeline extending from the accommodating cavity.

Further, the spiral double pipe heat exchanger is spirally raised at least 5 layers.

Further, an electric control box for controlling the air conditioner is further arranged in the accommodating cavity, the electric control box is arranged on the partition plate, the partition plate is provided with a through hole, the electric control box is connected with a radiator, and the radiator is at least partially positioned in the air cavity after passing through the through hole.

Further, the external water source is a cooling tower.

Further, at least part of sheet metal parts of the inner machine shell are of a detachable structure.

Further, the length of the wind cavity is more than 2 times of the length of the accommodating cavity.

Further, the opening area of the air inlet is more than 4 times of the opening area of the air outlet.

Further, the evaporator covers one of the entire side walls of the air chamber.

Further, the air outlet is located in the middle of the air cavity, and the centrifugal fan is vertically arranged so that the centrifugal fan can suck air from two sides.

The integral water source variable frequency air pipe type air conditioner provided by the utility model has the advantages that the variable frequency compressor, the electronic expansion valve, the gas-liquid separator, the evaporator and the spiral sleeve heat exchanger are all arranged in the inner machine shell, so that the integral water source variable frequency air pipe type air conditioner has good integrity and compact structure; the air conditioner internal unit is communicated with an external water source by adopting a common water pipe and is filled with tap water, so that the manufacturing cost is low; and the external cooling source adopts a water source, so that the water source is easy to obtain and the use cost is low, the use cost of the air conditioner is further reduced, and the air conditioner is energy-saving and efficient.

Drawings

FIG. 1 is a perspective view of an integral water source variable frequency air duct type air conditioner of the present utility model;

FIG. 2 is a second perspective view of the integral water source variable frequency air duct type air conditioner of the present utility model;

FIG. 3 is a plan view showing the internal structure of the integral water source variable frequency air duct type air conditioner of the present utility model;

fig. 4 is a perspective exploded view of the integral type water source variable frequency air duct type air conditioner of the present utility model.

Reference numerals illustrate:

1. an inner machine shell; 11. a partition plate; 12. an electric control box; 13. a heat sink;

2. a wind chamber; 21. an air inlet; 22. an air outlet;

3. a receiving chamber;

4. an evaporator;

5. a centrifugal fan;

6. a variable frequency compressor;

7. an electronic expansion valve;

8. a gas-liquid separator;

9. a spiral double-pipe heat exchanger; 91. a pipeline.

Detailed Description

The present utility model will be described in detail with reference to specific examples.

In the present utility model, unless explicitly stated and limited otherwise, when terminology such as "disposed," "connected," or "connected" is intended to be interpreted broadly, such as, for example, a fixed connection, a removable connection, or an integral connection; may be directly connected or connected through one or more intermediaries. The specific meaning of the terms described above in the present utility model can be understood by those skilled in the art according to the specific circumstances. The direction words appearing in the utility model are used for better explaining the characteristics of the features and the relation among the features, and it is understood that when the arrangement direction of the utility model is changed, the characteristics of the features and the directions of the relation among the features are correspondingly changed, so that the direction words do not form absolute limiting effect on the characteristics of the features and the relation among the features in space, and only play a role in relative limiting.

The utility model provides an integral water source variable frequency air duct type air conditioner, which is shown in figures 1 to 4, and comprises an external water source (not shown in the figures) and an air conditioner inner machine, wherein an inner machine shell 1 of the air conditioner inner machine is in a cuboid shape surrounded by sheet metal parts, and the inner machine shell 1 is manufactured by adopting the sheet metal parts and has the advantages of low manufacturing cost and convenience in manufacturing. Preferably, at least part of sheet metal parts of the inner machine shell 1 are of a detachable structure, and parts inside the sheet metal parts are conveniently exposed after the part of sheet metal parts are detached, so that the air conditioner is convenient to overhaul. The interior of the inner housing 1 is divided into an air outlet chamber 2 and a receiving chamber 3 by a partition 11. An air inlet 21 and an air outlet 22 are respectively arranged on two opposite side walls of the air cavity 2, an evaporator 4 is arranged at the air inlet 21, a centrifugal fan 5 is arranged in the air cavity 2, and an air outlet of the centrifugal fan 5 is communicated with the air outlet 22; a variable frequency compressor 6, an electronic expansion valve 7, a gas-liquid separator 8 and a spiral sleeve heat exchanger 9 are arranged in the accommodating cavity 3; the spiral double-pipe heat exchanger 9 can provide larger heat exchange quantity under the condition of occupying smaller vertical projection area, the spiral double-pipe heat exchanger 9 comprises a first channel and a second channel, the first channel is communicated with the variable frequency compressor 6, the electronic expansion valve 7, the gas-liquid separator 8 and the evaporator 4 to form a refrigerant loop, and the second channel is communicated with an external water source by virtue of a pipeline 91 extending from the accommodating cavity 3; preferably, the external water source is a cooling tower.

Based on the above structural arrangement, when the variable frequency compressor 6 works, the temperature around the evaporator 4 is reduced, and the centrifugal fan 5 works to enable air to be sucked from the air inlet 21, pass through the evaporator 4 and cooled, and then be sent into a room through the air outlet 22; the spiral double pipe heat exchanger 9 is communicated with an external cooling water source, and the cooling water is sent to the spiral double pipe heat exchanger 9 to take away heat in a refrigerant loop. The variable frequency compressor 6, the electronic expansion valve 7, the gas-liquid separator 8, the evaporator 4 and the spiral double-pipe heat exchanger 9 are arranged in the inner machine shell 1, so that the integral water source variable frequency air duct type air conditioner has good integrity and compact structure; the air conditioner internal unit is communicated with an external water source by adopting a common water pipe and is filled with tap water, so that the manufacturing cost is low; and the external cooling source adopts a water source, so that the water source is easy to obtain and the use cost is low, the use cost of the air conditioner is further reduced, and the air conditioner is energy-saving and efficient.

In this embodiment, the spiral double pipe heat exchanger 9 is spirally raised at least 5 layers. A greater number of layers of spiral double pipe heat exchanger 9 can provide a better cooling effect.

In this embodiment, an electric control box 12 for controlling the air conditioner is further disposed in the accommodating cavity 3, the electric control box 12 is mounted on the partition 11, the partition 11 is provided with a through hole, the electric control box 12 is connected with a radiator 13, and the radiator 13 is at least partially located in the air cavity 2 after passing through the through hole. Based on the above structure, the heat generated by the electric control box 12 is transferred to the radiator 13, and the radiator 13 positioned in the air cavity 2 can quickly take away the heat, so that the heat dissipation effect is good.

In the present embodiment, the length of the wind chamber 2 is more than 2 times the length of the accommodating chamber 3; this structure enables a larger proportion of the inner housing 1 to be used for air supply, and the air supply rate can be increased. The opening area of the air inlet 21 is more than 4 times of the opening area of the air outlet 22, and the evaporator 4 covers one whole side wall of the air cavity 2; such a structural arrangement allows for a reduced speed of airflow through the air inlet 21, better heat exchange between the air and the evaporator 4, and improved heat exchange efficiency. Preferably, the air outlet 22 is located in the middle of the air cavity 2, and the centrifugal fan 5 is vertically placed so as to be capable of sucking air from two sides; the structure can improve the air supply quantity and can more uniformly pump out the cold air in the air cavity 2.

In conclusion, the integral water source variable frequency air duct type air conditioner is compact in structure, reasonable in layout, good in integrity and low in manufacturing and using costs.

The above-described embodiments and features of the embodiments may be combined with each other without conflict.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. An integral water source variable frequency tuber pipe formula air conditioner, its characterized in that: the air conditioner comprises an external water source and an air conditioner inner unit, wherein an inner unit casing (1) of the air conditioner inner unit is in a cuboid shape surrounded by sheet metal parts, and an air outlet cavity (2) and a containing cavity (3) are formed in the inner unit casing (1) by means of a partition plate (11);

an air inlet (21) and an air outlet (22) are respectively arranged on two opposite side walls of the air cavity (2), an evaporator (4) is arranged at the air inlet (21), a centrifugal fan (5) is arranged in the air cavity (2), and an air outlet of the centrifugal fan (5) is communicated with the air outlet (22);

a variable frequency compressor (6), an electronic expansion valve (7), a gas-liquid separator (8) and a spiral sleeve heat exchanger (9) are arranged in the accommodating cavity (3); the spiral double-pipe heat exchanger (9) comprises a first channel and a second channel, wherein the first channel is communicated with the variable frequency compressor (6), the electronic expansion valve (7), the gas-liquid separator (8) and the evaporator (4) to form a refrigerant loop, and the second channel is communicated with an external water source by virtue of a pipeline (91) extending from the accommodating cavity (3).

2. The unitary water source variable frequency air duct type air conditioner of claim 1, wherein: the spiral sleeve heat exchanger (9) is spirally raised by at least 5 layers.

3. The unitary water source variable frequency air duct type air conditioner of claim 1, wherein: an electric control box (12) for controlling the air conditioner is further arranged in the accommodating cavity (3), the electric control box (12) is arranged on the partition plate (11), the partition plate (11) is provided with a through hole, the electric control box (12) is connected with a radiator (13), and the radiator (13) passes through the through hole and is at least partially positioned in the air cavity (2).

4. The unitary water source variable frequency air duct type air conditioner of claim 1, wherein: the external water source is a cooling tower.

5. The unitary water source variable frequency air duct type air conditioner of claim 1, wherein: at least part of sheet metal parts of the inner machine shell (1) are of a detachable structure.

6. The integrated water source variable frequency air duct type air conditioner according to any one of claims 1 to 5, wherein: the length of the wind cavity (2) is more than 2 times of the length of the accommodating cavity (3).

7. The integrated water source variable frequency air duct type air conditioner according to claim 6, wherein: the opening area of the air inlet (21) is more than 4 times of the opening area of the air outlet (22).

8. The integrated water source variable frequency air duct type air conditioner according to claim 7, wherein: the evaporator (4) covers one of the entire side walls of the wind chamber (2).

9. The integrated water source variable frequency air duct type air conditioner according to claim 7, wherein: the air outlet (22) is positioned in the middle of the air cavity (2), and the centrifugal fan (5) is vertically arranged so that the centrifugal fan can suck air from two sides.