CN219264451U

CN219264451U - Dehumidifying device

Info

Publication number: CN219264451U
Application number: CN202223336116.1U
Authority: CN
Inventors: 龚伟杰
Original assignee: Warm Heart Automatic Control Technology Guangzhou Co ltd
Current assignee: Warm Heart Automatic Control Technology Guangzhou Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-06-27
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a dehumidifying device, which comprises a shell, and a plurality of compressors, condensers, electronic expansion valves, evaporators and refrigerant pipelines which are arranged in the shell, wherein the plurality of refrigerant pipelines are used for sequentially communicating the compressors, the condensers, the electronic expansion valves and the evaporators to form a circulation loop, each refrigerant pipeline is provided with a plurality of corner pipes, and the corner angle of each corner pipe is not smaller than 90 degrees. According to the dehumidifying device, the plurality of corner pipes are arranged on each refrigerant pipeline, the corner angles of the corner pipes are not smaller than 90 degrees, and the flow direction of the refrigerant is changed through the plurality of corner pipes, so that the refrigerant turns in the refrigerant pipelines for many times, the refrigerant pipeline forms a blocking effect on the refrigerant, the flow speed of the refrigerant is reduced, and the refrigerant is prevented from entering a condenser or an evaporator too fast. The utility model can be applied to the field of dehumidifying devices.

Description

Dehumidifying device

Technical Field

The utility model relates to the field of dehumidification devices, in particular to a dehumidification device.

Background

The dehumidifying device is used for drying air in the drying room. The existing dehumidification device comprises an evaporator, a condenser, a compressor and an expansion valve which form a refrigerant circulation pipeline, and air drying is realized through heat absorption of the refrigerant of the evaporator and heat release of the refrigerant of the condenser. Currently, in order to reduce the volume of a dehumidifying apparatus, the dehumidifying apparatus integrates an evaporator, a condenser, a compressor, and an expansion valve. However, because the interval between each component is smaller, the length of the pipeline connecting the two components is shorter, so that the flow speed of the refrigerant in the pipeline is too high, especially the speed of the refrigerant entering the evaporator or the condenser is too high, the residence time of the refrigerant in the evaporator and the condenser is too short, and the heat exchange efficiency of the refrigerant and the outside is affected.

Disclosure of Invention

The present utility model is directed to a dehumidifying device that solves one or more of the problems of the prior art, and at least provides a useful choice or creation of conditions.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a dehydrating unit, includes the casing and set up in inside compressor, condenser, electronic expansion valve, evaporimeter, the refrigerant pipeline of casing, the refrigerant pipeline has a plurality ofly, a plurality of the refrigerant pipeline will the compressor the condenser the electronic expansion valve the evaporimeter communicates in proper order and forms circulation loop, every the refrigerant pipeline is equipped with a plurality of corner pipes, the corner angle of corner pipe is not less than 90.

The beneficial effects of the utility model are as follows: the components such as the compressor, the condenser, the electronic expansion valve and the evaporator are communicated into a circulation loop through the plurality of refrigerant pipelines, so that the refrigerant circularly flows in the compressor, the condenser, the electronic expansion valve and the evaporator, the corner angle of each refrigerant pipeline is not smaller than 90 degrees, the refrigerant enters the corner pipe to be greatly turned, the flowing direction of the refrigerant is changed through the plurality of corner pipes, the refrigerant turns in the refrigerant pipeline for multiple times, the refrigerant pipeline forms a blocking effect on the refrigerant, the flowing speed of the refrigerant is reduced, and the refrigerant is prevented from entering the condenser or the evaporator.

As a further improvement of the above technical solution, at least one of the corner tubes has a corner angle of 180 °.

The corner angle of at least one corner tube in each refrigerant pipeline is 180 degrees, so that the flowing direction of the refrigerant after entering the 180-degree corner tube is changed by 180 degrees, and the flowing speed of the refrigerant can be greatly reduced.

As a further improvement of the above technical solution, the number of corner tubes is between 3 and 8.

The number of the corner tubes is not less than 3, so that the refrigerant flows in each refrigerant pipeline at least for 3 times, the speed of the refrigerant can be reduced by the refrigerant pipelines, the number of the corner tubes is not more than 8, and the refrigerant flow stagnation caused by the excessive number of the corner tubes is avoided.

As a further improvement of the above technical solution, the dehumidifying device further includes a filter, and the filter is disposed in the refrigerant pipe between the electronic expansion valve and the condenser.

When the refrigerant flows into the electronic expansion valve from the condenser, the refrigerant is filtered by the filter, and the filter intercepts solid impurities in the compressor, the condenser, the electronic expansion valve, the evaporator and a plurality of refrigerant pipelines, so that the solid impurities are prevented from damaging the compressor or the electronic expansion valve and other devices.

As a further improvement of the above technical solution, the dehumidifying device further includes a liquid storage tank, and the liquid storage tank is communicated between the filter and the electronic expansion valve.

The filtered refrigerant can enter a liquid storage tank for storage, and the liquid storage tank is matched with an electronic expansion valve for use, so that the refrigerant can be conveniently supplemented to or recovered from a circulating loop formed by a compressor, a condenser, the electronic expansion valve and an evaporator, and excessive or insufficient refrigerant in the circulating loop is avoided.

As a further improvement of the technical scheme, an air inlet is formed in the front side of the shell, the evaporator is arranged at the air inlet, and the condenser is arranged at the rear side of the evaporator.

The evaporator and the condenser are arranged at the air inlet side by side from front to back, moist air enters the shell from the air inlet, the moist air passes through the evaporator firstly, a refrigerant in the evaporator absorbs heat of the moist air, so that the temperature of the moist air is reduced, water vapor in the air is condensed and removed, and then the air dried at low temperature enters the condenser for heating and then is discharged.

As a further improvement of the technical scheme, the evaporator is provided with heat absorbing coils which are stacked in the front-back direction, the electronic expansion valve is communicated with the rear end of the heat absorbing coils, and the compressor is communicated with the front end of the heat absorbing coils.

The electronic expansion valve is communicated with the rear end of the heat absorption coil of the evaporator, and the front end of the heat absorption coil of the evaporator is communicated with the compressor, so that a refrigerant flows from the rear end of the heat absorption coil to the front end, the temperature of the rear end of the heat absorption coil is lower than that of the front end, the front end of the heat absorption coil is utilized to pre-cool humid air, the humid air is gradually cooled along the flowing direction so as to condense water vapor, and the rear end of the heat absorption coil dehumidifies the humid air, thereby being beneficial to improving the dehumidification effect of the humid air.

As a further improvement of the technical scheme, the condenser is provided with heat release coils which are stacked in the front-back direction, the compressor is communicated with the rear end of the heat release coils, and the electronic expansion valve is communicated with the front end of the heat release coils.

The compressor is communicated with the rear end of the heat release coil of the condenser, the electronic expansion valve is communicated with the front end of the heat release coil of the condenser, and then the refrigerant flows from the rear end of the heat release coil to the front end, so that the temperature of the rear end of the heat release coil is higher than that of the front end, and the front end of the heat release coil is utilized to preheat the drying air, so that the drying air is gradually heated along the flowing direction.

As a further improvement of the technical scheme, the dehumidifying device is further provided with at least two pressure switches, and the two pressure switches are respectively arranged on the two refrigerant pipelines at two ends of the compressor.

The refrigerant pipelines at two ends of the compressor are respectively provided with a pressure switch, and the pressure value at two ends of the compressor is controlled through the pressure switch, so that the compressor is prevented from being damaged due to overlarge pressure.

As a further improvement of the above technical solution, the dehumidifying device further includes a refrigerant charging valve, and the refrigerant charging valve is disposed on the refrigerant pipe between the compressor and the evaporator.

The refrigerant can be supplemented to the refrigerant pipeline or recovered through the refrigerant filling valve.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is an exploded view of an embodiment of a dehumidifying device according to the present utility model;

FIG. 2 is an exploded view of a dehumidifying device according to another embodiment of the present utility model;

FIG. 3 is a schematic view of a dehumidifying device according to an embodiment of the present utility model, wherein a housing is removed;

fig. 4 is a schematic view of a dehumidifying device according to another embodiment of the present utility model, wherein the dehumidifying device is configured at another angle.

100. The heat-absorbing type heat-absorbing device comprises a shell, 110, an air inlet, 200, a compressor, 210, a pressure switch, 300, a condenser, 310, a heat-releasing coil, 400, an electronic expansion valve, 500, an evaporator, 510, a heat-absorbing coil, 600, a refrigerant pipeline, 610, a corner pipe, 620, a refrigerant filling valve, 700, a filter, 800 and a liquid storage tank.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, if there is a word description such as "a plurality" or the like, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, the dehumidifying apparatus of the present utility model is as follows:

the dehumidifying device includes a housing 100, a compressor 200, a condenser 300, an electronic expansion valve 400, an evaporator 500, a refrigerant pipe 600, a filter 700, and a liquid storage tank 800.

The inside of casing 100 has accommodation space, and the front side of casing 100 is equipped with air intake 110, and the top of casing 100 is equipped with the air outlet, and the fan sets up in the inside of casing 100, and the inside of the air inlet end intercommunication casing 100 of fan, the air outlet end intercommunication air outlet of fan open the fan and make the inside air of casing 100 upwards discharge, make outside air get into in the casing 100 from air intake 110.

The condenser 300 and the evaporator 500 are disposed inside the housing 100, and the evaporator 500 is disposed at the air inlet 110. The condenser 300 is disposed at a rear side of the evaporator 500, and the evaporator 500 is disposed side by side with the condenser 300.

The evaporator 500 includes a plurality of heat exchange fins and a heat absorption coil 510, wherein the plurality of heat exchange fins are stacked, the heat absorption coil 510 is spirally arranged from back to front, and the heat absorption coil 510 is arranged between the plurality of heat exchange fins in a penetrating manner so as to facilitate heat exchange between the heat absorption coil 510 and the heat exchange fins. The heat absorbing coils 510 are a plurality of, and the plurality of heat absorbing coils 510 are spaced from top to bottom.

The condenser 300 includes heat exchange fins and heat release coils 310, the structure of the condenser 300 is similar to that of the evaporator 500, a plurality of heat exchange fins are stacked, the heat release coils 310 are spirally arranged from back to front, and the heat release coils 310 are arranged between the plurality of heat exchange fins in a penetrating manner so as to facilitate heat exchange between the heat release coils 310 and the heat exchange fins. The heat release coils 310 are multiple in number and the heat release coils 310 are spaced from top to bottom.

The compressor 200, the electronic expansion valve 400, the refrigerant pipe 600, the filter 700, and the liquid storage tank 800 are provided in the casing 100, and the compressor 200, the electronic expansion valve 400, the filter 700, and the liquid storage tank 800 are provided behind the condenser 300. The bottom of the compressor 200 is connected to the bottom wall of the housing 100 through a bracket, and the bottom of the liquid storage tank 800 is connected to the bottom wall of the housing 100 through another bracket, so that the compressor 200 and the liquid storage tank 800 are fixed to the housing 100.

The compressor 200 is accompanied by a gas-liquid separator, and the front ends of the plurality of heat absorbing coils 510 of the evaporator 500 are connected to the gas-liquid separator through a first refrigerant pipe 600, and the gas-liquid separator is further connected to the compressor 200, and is used for filtering and separating liquid so as to ensure that the gaseous refrigerant enters the compressor 200. The first refrigerant pipe 600 is provided with 6 corner tubes 610, wherein the corner angle of 3 corner tubes 610 is 90 °, and wherein the corner angle of 3 corner tubes 610 is 180 °.

The compressor 200 is communicated with the rear ends of the heat release coils 310 of the condenser 300 through a second refrigerant pipe 600, the second refrigerant pipe 600 is provided with 4 corner pipes 610,1 with the corner angles of 135 degrees and 3 corner pipes 610 with the corner angles of 180 degrees.

The front end of the heat release coil 310 of the condenser 300 is sequentially communicated with the filter 700, the liquid storage tank 800 and the electronic expansion valve 400 through the third refrigerant pipeline 600. The filter 700 is used for filtering the refrigerant flowing out of the condenser 300 to prevent solid impurities carried by the refrigerant from flowing in the refrigerant circulation pipeline. The liquid storage tank 800 is used for storing part of liquid refrigerant, and can provide required liquid supply for the whole refrigerant circulation pipeline, ensure the operation stability of the refrigeration system, and avoid excessive or insufficient refrigerant in the refrigerant circulation pipeline. The third refrigerant pipe 600 is provided with 4 corner pipes 610,1 having a corner angle of 180 ° and 3 corner pipes 610 having a corner angle of 90 °.

The electronic expansion valve 400 is communicated with a liquid separation head through a fourth refrigerant pipeline 600, the liquid separation head is connected with a plurality of branch pipes, and the plurality of branch pipes are communicated with the rear ends of the plurality of heat absorbing coils 510 in a one-to-one correspondence manner. The fourth refrigerant pipe 600 is provided with 4 corner pipes 610,4 and the corner pipe 610 has a corner angle of 90 °.

Wherein, a pressure switch 210 is provided in a first refrigerant pipe 600 between the evaporator 500 and the gas-liquid separator, and a pressure switch 210 is provided in a second refrigerant pipe 600 between the compressor 200 and the condenser 300. The two pressure switches 210 respectively monitor the air pressure conditions of the two ports of the compressor 200, and are used for adjusting the start and stop of the compressor 200, so as to avoid long-time high-power operation of the compressor 200.

The first refrigerant pipe 600 between the evaporator 500 and the gas-liquid separator is further provided with a refrigerant charge valve 620, and the refrigerant charge valve 620 is used for supplementing the refrigerant into the refrigerant pipe 600.

When the dehumidifying device works, the compressor 200 lifts low-pressure refrigerant gas into high-pressure refrigerant gas after working, the refrigerant gas enters the rear end of the heat release coil 310 of the condenser 300 through the second refrigerant pipeline 600, the refrigerant gas flows through the heat release coil 310 from back to front, and the refrigerant gas is converted into refrigerant liquid after heat release in the condenser 300; the refrigerant liquid sequentially passes through the filter 700 and the liquid storage tank 800 through the third refrigerant pipeline 600, then the electronic expansion valve 400 injects part of the refrigerant liquid into the rear end of the heat absorption coil 510 of the evaporator 500 through the fourth refrigerant pipeline 600, the refrigerant liquid flows through the heat absorption coil 510 from back to front, and the refrigerant liquid absorbs heat in the evaporator 500 and is converted into refrigerant gas; the refrigerant gas flows into the gas-liquid separator through the first refrigerant pipeline 600, the refrigerant gas is filtered and separated into liquid through the gas-liquid separator and then enters the compressor 200, and the compressor 200 lifts the low-pressure refrigerant gas into high-pressure refrigerant gas to realize the circulation of the refrigerant.

In the above process, when the fan inside the case 100 is operated, external humid air is introduced into the inside of the case 100 from the air inlet 110, the humid air passes through the evaporator 500, water vapor in the humid air is condensed into water on the heat absorbing fins, so that the humid air is changed into low temperature dry air, then the low temperature dry air passes through the condenser 300, the condenser 300 converts the low temperature dry air into normal temperature dry air, and then the normal temperature dry air is discharged from the air outlet of the case 100, thereby drying the humid air inside the room.

While the preferred embodiments of the present utility model have been illustrated and described, the present utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by one skilled in the art without departing from the spirit of the present utility model, and these are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims

1. A dehumidifying device, characterized in that: including the casing and set up in inside compressor, condenser, electronic expansion valve, evaporimeter, the refrigerant pipeline of casing, the refrigerant pipeline has a plurality ofly, a plurality of the refrigerant pipeline will the compressor the condenser the electronic expansion valve the evaporimeter communicates in proper order and forms circulation loop, every the refrigerant pipeline is equipped with a plurality of corner pipes, the corner angle of corner pipe is not less than 90.

2. A dehumidifying device as claimed in claim 1 wherein: at least one of the corner tubes has a corner angle of 180 °.

3. A dehumidifying device as claimed in claim 2 wherein: the number of corner tubes is between 3 and 8.

4. A dehumidifying device as claimed in claim 1 wherein: the dehumidification device further comprises a filter, and the filter is arranged in the refrigerant pipeline between the electronic expansion valve and the condenser.

5. The dehumidification device of claim 4, wherein: the dehumidifying device further comprises a liquid storage tank, and the liquid storage tank is communicated between the filter and the electronic expansion valve.

6. A dehumidifying device as claimed in claim 1 wherein: the front side of the shell is provided with an air inlet, the evaporator is arranged at the air inlet, and the condenser is arranged at the rear side of the evaporator.

7. A dehumidifying device as claimed in claim 6 wherein: the evaporator is provided with heat absorption coils which are arranged in a stacked mode along the front-back direction, the electronic expansion valve is communicated with the rear end of the heat absorption coils, and the compressor is communicated with the front end of the heat absorption coils.

8. A dehumidifying device as claimed in claim 6 wherein: the condenser is provided with heat release coils which are arranged in a stacked mode along the front-back direction, the compressor is communicated with the rear end of the heat release coils, and the electronic expansion valve is communicated with the front end of the heat release coils.

9. A dehumidifying device as claimed in claim 1 wherein: the dehumidification device is also provided with at least two pressure switches, and the two pressure switches are respectively arranged on the two refrigerant pipelines at the two ends of the compressor.

10. A dehumidifying device as claimed in claim 1 wherein: the dehumidification device further comprises a refrigerant filling valve, and the refrigerant filling valve is arranged on the refrigerant pipeline between the compressor and the evaporator.