CN220287813U

CN220287813U - Integrated reversible heat pump unit

Info

Publication number: CN220287813U
Application number: CN202321386843.0U
Authority: CN
Inventors: 戴原锋
Original assignee: Shengzhou Lanao Refrigeration Equipment Co ltd
Current assignee: Shengzhou Lanao Refrigeration Equipment Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2024-01-02
Anticipated expiration: 2033-06-01

Abstract

The utility model relates to an integrated reversible heat pump unit, wherein a cabinet of the integrated reversible heat pump unit comprises a middle cavity, and a first side cavity and a second side cavity which are positioned at two sides of the middle cavity; the middle cavity is internally provided with a compressor, an oil separator, a gas-liquid separator and a liquid reservoir, and the top surface of the middle cavity is provided with a first air inlet hole; the first side cavity is communicated with the middle cavity, and an evaporator is arranged in the first side cavity; the second side cavity is separated from the middle cavity by a partition plate and is divided into an upper side cavity and a lower side cavity, a condenser is arranged in the upper side cavity, and a second air inlet hole is formed in the side surface of the lower side cavity, which is far away from one side of the first side cavity; the advantages are that: the evaporator and the condenser are arranged in the left-right direction, and the fans on the evaporator and the condenser are utilized to enable one end of the heat pump unit to discharge hot air and the other end to discharge cold air, and when the condenser end is positioned indoors, indoor heating is carried out; when the evaporator is positioned indoors, indoor refrigeration is realized; the equipment does not need to install a pipeline, can manually perform complete machine reversing, and is suitable for small heat pump units and places with low refrigeration or heating requirements.

Description

Integrated reversible heat pump unit

Technical Field

The utility model relates to the field of heat pump units, in particular to an integrated reversible heat pump unit.

Background

In the heating and cooling fields, an air source heat pump is one of the most commonly used devices. The heat pump unit mostly comprises an evaporator positioned at the upper part, a compressor positioned at the lower part and a condenser part, and meanwhile, adopts a pipeline to convey a production heat source or a cold source into a room so as to achieve the aim of refrigeration or heating. As in patent 202221824504.1, the above construction is adopted, hot air generated by the condenser enters the grain bin through the pipeline, and cold air generated by the evaporator enters the recovery chamber through the pipeline.

In the above construction, since the air outlets of the evaporator and the condenser are nearly the same, when the heat pump unit needs to perform cooling or heating in the same room, the heat pump unit needs to control the on-off of the pipeline by arranging a complex pipeline and arranging the electromagnetic valve body, so as to realize cooling or heating in the same room (i.e. when heating, the pipeline guides the heat source into the room, the cold source is guided to the outside, and when cooling, the reverse operation is performed). The design is suitable for a scene that equipment is not moved after being installed, has a good effect when a large heat pump unit is configured, but is complex to install and high in cost.

In some scenes, however, there is an urgent need for a heat pump unit that is easy to install (even without installation), convenient to move, and capable of being directly used, and can achieve cooling or heating of the same room without installing a pipe.

Based on this, the present application is hereby proposed.

Disclosure of Invention

The utility model aims to provide an integrated reversible heat pump unit which can be directly used after being arranged on site without arranging an air pipe.

An integrated reversible heat pump unit comprises a cabinet, wherein the cabinet comprises a middle cavity, a first side cavity and a second side cavity which are respectively positioned at two sides of the middle cavity;

the middle cavity is internally provided with a compressor, an oil separator, a gas-liquid separator and a liquid reservoir, and the top surface of the middle cavity is provided with a first air inlet hole;

the first side cavity is communicated with the middle cavity, and an evaporator is arranged in the first side cavity and comprises a first fan exposed out of the cabinet, and the first fan blows air to the side far away from the second side cavity;

the second side cavity is separated from the middle cavity through the partition plate and is divided into an upper side cavity and a lower side cavity, a condenser is arranged in the upper side cavity and comprises a second fan exposed out of the cabinet, the second fan blows air upwards, and a second air inlet hole is formed in the side surface, away from one side of the first side cavity, of the lower side cavity.

Further, filter screens are arranged at the first air inlet hole and the second air inlet hole.

Further, the top surface and the side department that the rack outside is located the intermediate chamber are equipped with even wall spare, even wall spare includes the L type component that the symmetry set up, and one face of L type component is fixed with the rack through the bolt, and another face is used for supporting on the wall.

Further, a horizontally arranged oblong hole is formed in the surface, connected with the cabinet, of the L-shaped component.

Further, a rubber pad is adhered to the surface of the L-shaped component, which is abutted against the wall.

Further, a fan mounting hole is formed in the partition plate, a third fan is mounted at the fan mounting hole, and the third fan is used for blowing air in the lower side cavity to the evaporator.

Further, a first sealing plate for opening and closing the fan mounting hole and a first driving part for moving the first sealing plate are arranged on the partition plate.

Further, the top of the cabinet is provided with a second sealing plate for opening and closing the first air inlet hole and a second driving part for moving the second sealing plate.

The utility model has the advantages that:

1. the evaporator and the condenser are arranged in the left-right direction, and the fan on the evaporator and the condenser is utilized to enable one end of the heat pump unit to discharge hot air and the other end to discharge cold air, so that when the condenser end is positioned indoors and the evaporator end is positioned outdoors, indoor heating can be performed; when the evaporator is positioned indoors and the condenser is positioned outdoors, indoor refrigeration can be realized; the equipment does not need to be provided with a pipeline, can manually perform complete machine reversing, and is suitable for small heat pump units and places with low refrigeration or heating requirements;

2. the fan is arranged at the partition plate of the middle cavity and the second side cavity, when the condenser end is positioned indoors, indoor water vapor can be discharged outdoors through the evaporator by the fan, heat recovery can be realized while dehumidification is realized, and indoor heat can be discharged to the evaporator by the fan, so that defrosting of the evaporator is realized.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the heat pump unit in an embodiment;

FIG. 2 is a schematic view of the internal construction of FIG. 1;

FIG. 3 is a schematic cross-sectional view of FIG. 1;

FIG. 4 is a schematic view of the enclosure at the top of the enclosure and cabinet (with the third fan in an off state) according to an embodiment;

FIG. 5 is a schematic view of the enclosure at the top of the cabinet and the partition (with the third fan in an open position) of the embodiment;

description of the reference numerals

1-a cabinet; 2-an intermediate chamber, 201-a first air inlet hole; 3-a separator; 4-lower side cavity, 401-second air inlet hole; 5-evaporator, 501-first fan; 6-condenser, 601-second fan; 7-wall connecting pieces, 701-L-shaped components and 702-oblong holes; 8-a third fan; 901-a first sealing plate, 902-a first driving part; 1001-second seal plate, 1002-second drive.

Detailed Description

The present utility model will be described in further detail with reference to the following embodiments, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like herein indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The embodiment provides an integral type reversible heat pump unit, as shown in fig. 1 to 5, including rack 1, the middle part of rack 1 is equipped with middle chamber 2, and rack 1's left side is equipped with first limit chamber, and the right side is equipped with the second limit chamber. The heat pump unit of this embodiment includes an evaporator 5, a condenser 6, a compressor, an oil separator, a gas-liquid separator, a liquid reservoir, and various valve bodies, as in the existing heat pump unit. Wherein, a compressor, an oil separator, a gas-liquid separator and a liquid reservoir are arranged in the middle cavity 2, and a first air inlet hole 201 is arranged on the top surface of the middle cavity 2; the first side cavity is communicated with the middle cavity 2, an evaporator 5 is arranged in the middle cavity, the evaporator 5 comprises a first fan 501 exposed out of the cabinet 1, and the first fan 501 blows air to the side far away from the second side cavity; the second side cavity is separated from the middle cavity 2 through the partition plate 3 and is divided into an upper side cavity and a lower side cavity 4, a condenser 6 is arranged in the upper side cavity, the condenser 6 comprises a second fan 601 exposed out of the cabinet 1, the second fan 601 blows air upwards, and a second air inlet hole 401 is formed in the side surface, away from one side of the first side cavity, of the lower side cavity 4.

The heat pump unit of this embodiment is installed as follows: when leaving the factory, the cabinet 1 is completely installed, the operation can be performed after the power-on, and the on-site wall is required to be provided with a hole, so that one part of the installed cabinet 1 is positioned indoors and the other part is exposed outdoors; when the condenser 6 end is positioned indoors and the evaporator 5 end is positioned outdoors, indoor heating can be performed; when the evaporator 5 is located indoors and the condenser 6 is located outdoors, indoor cooling can be achieved. The whole cabinet 1 is not too large, two persons can lift the cabinet 1, and the direction of the cabinet 1 can be changed.

The heat pump unit of this embodiment is used as follows: the compressor is started, medium in the liquid reservoir circulates among the evaporator 5, the compressor, the oil separator, the condenser 6, the liquid reservoir and the gas-liquid separator, the first fan 501 guides air to enter from the first air inlet 201 and pass through the evaporator 5 to be output, and the evaporator 5 absorbs heat in the air, so that the medium is heated; the second fan 601 guides air to enter from the second air inlet hole 401, and the condenser 6 gives off heat to the entering air, so that the medium is cooled, thereby realizing that the first fan 501 blows cold air and the second fan 601 blows hot air.

Preferably, in this embodiment, filter screens are disposed at the first air inlet 201 and the second air inlet 401, so as to filter out dust in the air.

Secondly, a fan mounting hole is formed in the partition plate 3, a third fan 8 is mounted at the fan mounting hole, and the third fan 8 is used for blowing air in the lower side cavity 4 to the evaporator 5; the partition plate 3 is provided with a first sealing plate 901 for opening and closing the fan mounting hole and a first driving part 902 for moving the first sealing plate 901. When the indoor moisture is heavy (the condenser 6 is positioned indoors and the evaporator 5 is positioned outdoors at the moment), the first sealing plate 901 opens the fan mounting hole, and the third fan 8 is started at the moment, so that the hot and humid air entering the lower side cavity 4 enters the evaporator 5 through the third fan 8, and the evaporator 5 absorbs heat in the hot and humid air to realize heat recovery on one hand and blows out the excess moisture in the lower side cavity 4 outdoors on the other hand; when the evaporator 5 is frosted, the first sealing plate 901 is also made to open the fan mounting hole, then the third fan 8 is opened, and the hot air entering the lower cavity 4 enters the evaporator 5 through the third fan 8, so that defrosting is realized. In order to improve the efficiency of waste heat recovery, the top of the cabinet 1 of the present embodiment is provided with a second sealing plate 1001 for opening and closing the first air inlet hole 201 and a second driving portion 1002 for moving the second sealing plate 1001, when the third fan 8 is started, the first air inlet hole 201 is closed by the second sealing plate 1001, so as to prevent the external cold air from taking away the heat of the hot air coming from the lower side cavity 4.

In this embodiment, the first driving unit 902 and the second driving unit 1002 each use an electric putter.

As shown in fig. 4, wall connecting pieces 7 are arranged on the top surface and the side surface of the middle cavity 2 outside the cabinet 1, the wall connecting pieces 7 comprise symmetrically arranged L-shaped components 701, one surface of each L-shaped component 701 is fixed with the cabinet 1 through bolts, and the other surface is used for abutting against a wall surface. During installation, the cabinet 1 is arranged at a proper position of a wall opening, then the wall connecting piece 7 is installed, and the wall connecting piece 7 can clamp a wall body, so that the cabinet 1 and the wall body can have certain connection strength, and the cabinet is prevented from being moved by mistake. Preferably, a horizontally arranged oblong hole 702 is formed in the surface, connected to the cabinet 1, of the L-shaped member 701, so that the L-shaped member 701 can be adjusted according to the width of the wall, and meanwhile, a rubber pad is adhered to the surface, abutted to the wall, of the L-shaped member 701, so that the sealing degree between the cabinet 1 and the wall is improved.

The above embodiments are only for illustrating the concept of the present utility model and not for limiting the protection of the claims of the present utility model, and all the insubstantial modifications of the present utility model using the concept shall fall within the protection scope of the present utility model.

Claims

1. The integrated reversible heat pump unit comprises a cabinet and is characterized in that the cabinet comprises a middle cavity, a first side cavity and a second side cavity which are respectively positioned at two sides of the middle cavity;

2. The integrated reversible heat pump unit as recited in claim 1, wherein filter screens are provided at the first air inlet and the second air inlet.

3. The integrated reversible heat pump unit as set forth in claim 1, wherein wall connecting members are disposed on the top surface and the side surface of the intermediate chamber outside the cabinet, the wall connecting members comprise symmetrically disposed L-shaped members, one surface of the L-shaped members is fixed with the cabinet by bolts, and the other surface is used for being abutted against the wall surface.

4. The integrated reversible heat pump unit as claimed in claim 3, wherein the face of the L-shaped member connected to the cabinet is provided with a horizontally arranged oblong hole.

5. A unitary reversible heat pump assembly as claimed in claim 3, wherein said L-shaped member has a rubber pad affixed to a surface thereof in contact with the wall.

6. The integrated reversible heat pump unit as set forth in claim 1, wherein the partition plate is provided with a fan mounting hole, and a third fan is installed at the fan mounting hole, and is used for blowing air in the lower side cavity to the evaporator.

7. The integrated reversible heat pump unit as claimed in claim 6, wherein the partition plate is provided with a first sealing plate for opening and closing the fan mounting hole and a first driving part for moving the first sealing plate.

8. The integrated reversible heat pump unit as set forth in claim 6, wherein the top of the cabinet is provided with a second sealing plate for opening and closing the first air inlet and a second driving part for moving the second sealing plate.