CN217541037U - Air duct structure and dehumidifier - Google Patents

Abstract

The application provides an air duct structure and dehumidifier, wherein, the air duct structure is including setting up air intake, the air outlet on the casing and the wind channel of intercommunication air intake and air outlet, has set gradually evaporimeter, condenser and fan in the wind channel, and the upper portion of evaporimeter and condenser is provided with the baffle, and the baffle forms a wind channel part with the casing, is provided with the fan on the baffle, and the fan upwards airs exhaust. The application provides an air channel structure, the air that gets into from the air intake is behind the evaporimeter, steam in the air forms the comdenstion water in evaporimeter department, in order to have got rid of the steam in the air, then the air after the drying passes through the condenser, the air is heated and is formed hot-air, hot-air gets into the fan behind the baffle, the fan upwards discharges hot-air from the air outlet, make hot-air upwards blow off, on the one hand, hot-air can carry out the drying to the article that hangs, on the other hand, make dry hot-air can reduce the humidity of environment effectively, thereby the application range of product has been improved.

Description

Air duct structure and dehumidifier

Technical Field

The application relates to the technical field of machinery, in particular to an air duct structure and a dehumidifier.

Background

The statements in this application as background to the related art related to this application are merely provided to illustrate and facilitate an understanding of the contents of the present application and are not to be construed as an admission that the applicant expressly or putatively admitted the prior art of the filing date of the present application at the first filing date.

The dehumidifier is composed of a compressor, a heat exchanger, a fan, a water tank and a casing. The fan sucks the damp air into the machine, the damp air passes through the heat exchanger, water molecules in the air are condensed into water drops, the treated dry air is discharged out of the machine, and the indoor humidity is kept at the proper relative humidity through circulation.

SUMMERY OF THE UTILITY MODEL

The embodiment of the first aspect of this application provides an air flue structure of dehumidifier, including setting up air intake, air outlet and the wind channel of intercommunication air intake and air outlet on the casing, evaporimeter, condenser and fan have set gradually in the wind channel, the evaporimeter with the condenser is platelike, just the evaporimeter is just right the air intake sets up, the evaporimeter reaches the upper portion of condenser is provided with the baffle, the baffle with the casing forms the wind channel is partly, be provided with on the baffle the fan, the fan upwards airs exhaust.

In some embodiments, a compressor and a refrigerant pipe connected to the compressor are disposed in the air duct between the condenser and the air outlet, an air path is formed between the outer periphery of the baffle and the inner wall of the housing, and air passing through the compressor flows from the air path to the fan.

In some embodiments, an air mixing space is disposed below the baffle, the refrigerant pipe includes an exhaust pipe and a capillary pipe, the exhaust pipe is respectively connected to the compressor and the condenser, the capillary pipe is respectively connected to an exhaust pipe of the condenser and a liquid inlet pipe of the evaporator, the capillary pipe is disposed in the air mixing space, air passing through the condenser passes through the capillary pipe, and the exhaust pipe of the evaporator is connected to a suction port of the compressor; the length of the low-pressure pipe of the compressor is greater than that of the high-pressure pipe of the compressor.

In some embodiments, a support frame is arranged in the air duct, the support frame is arranged opposite to the air inlet, and the support frame comprises a first support part and a second support part; the first support portion supports the evaporator, and the second support portion supports the condenser; and a water receiving tray is formed on the first supporting part and is communicated with a water inlet of the water pump.

In some embodiments, the distance between the condenser and the evaporator is 27 mm-108 mm, the evaporator adopts a tube-fin heat exchanger, the condenser adopts an aluminum alloy micro-channel heat exchanger, the condenser comprises collecting pipes vertically arranged on two sides and horizontal flat pipes of the two collecting pipes communicated with the collecting pipes, and fins are arranged between the adjacent horizontal flat pipes.

In some embodiments, a grille is arranged at the air inlet, a static emission needle is arranged between the grille and the evaporator, a negative ion generating device is arranged at the air outlet of the fan, and a static adsorption device is arranged at the air outlet.

In some embodiments, the electrostatic adsorption device comprises a plurality of conductive film sheets arranged at intervals, and the voltages of two adjacent sheets are different, the two sheets arranged at intervals have the same voltage, and the electrostatic emission needle is arranged adjacent to the air inlet.

In some embodiments, the negative ion generating device includes a plurality of conductive pins, the conductive pins are installed in through holes on the inner wall of the air outlet, and a part of the conductive pins extend out of the inner wall of the air outlet, and the extending length of the conductive pins is 0.1cm to 0.9cm

In some embodiments, a C-shaped air path is formed between the baffle and the housing, and an accommodating cavity is disposed between the upper surface of the baffle and the air inlet of the blower, and is provided with a current conversion device and a high-voltage pack.

The above technical scheme of the application has the following advantages: the air that gets into from the air intake forms the comdenstion water in evaporimeter department behind the evaporimeter, with the steam in the air of having got rid of, then the air after the drying passes through the condenser, the air is heated and is formed hot-air, hot-air gets into the fan after bypassing the baffle, the fan upwards discharges hot-air from the air outlet, make hot-air upwards blow off, on the one hand, hot-air can carry out the drying to the article that hang, on the other hand, make dry hot-air can reduce the humidity of environment effectively.

An embodiment of the second aspect of the present application provides a dehumidifier, including any one of the above air duct structure, partition plate and chassis, the support frame of the air duct structure and the compressor of the air duct structure are arranged on the chassis, the partition plate and the casing of the air duct structure enclose a mechanical cavity, and a water storage cavity is arranged on the partition plate.

The above technical scheme of this application has following advantage: the air that gets into from the air intake forms the comdenstion water in evaporimeter department after the evaporimeter, in order to get rid of the steam in the air, then the air after the drying passes through the condenser, the air is heated and is formed hot-air, hot-air gets into the fan after bypassing the baffle, the fan upwards discharges hot-air from the air outlet, make hot-air upwards blow off, on the one hand, hot-air can carry out the drying to the article that hangs, on the other hand, make dry hot-air can reduce the humidity of environment effectively, thereby the application range of product has been improved.

Additional aspects and advantages of the present application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of a dehumidifier according to the present application;

FIG. 2 is a schematic cross-sectional view of the dehumidifier of FIG. 1;

FIG. 3 is a schematic view of an exploded structure of the dehumidifier of FIG. 1;

FIG. 4 is a partial schematic structural view of the structure shown in FIG. 3;

fig. 5 is an exploded view of the structure shown in fig. 4.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

10. a housing; 11. an air duct; 12. an air inlet; 13. an air outlet; 20. an evaporator; 30. a condenser; 40. a fan; 50. a baffle plate; 51. a wind mixing space; 52. an accommodating cavity; 61. a compressor; 62. a refrigerant pipe; 621. an exhaust pipe; 622. a capillary tube; 70. a support frame; 71. a first support section; 72. a second support portion; 73. a water pan; 74. a fan bracket; 75. a bearing part; 76. a fixing sheet; 80. a grid; 91. an electrostatic discharge needle; 92. a negative ion generating device; 93. an electrostatic adsorption device; 100. an air duct structure; 200. a partition plate; 300. a chassis.

Detailed Description

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

The following discussion provides a number of embodiments of the present application. While each embodiment represents a single combination of applications, the different embodiments of the present application can be substituted for, or combined in combination with, the present application, and thus, the present application is also to be construed as encompassing all possible combinations of the same and/or different embodiments recited. Thus, if an embodiment comprises a, B, C, another embodiment comprises a combination of B and D, then this application should also be construed as comprising embodiments comprising all other possible combinations of one or more of a, B, C, D, although such embodiments may not be explicitly recited in the following text.

As shown in fig. 1 and fig. 2, an air duct structure 100 of a dehumidifier provided in an embodiment of the first aspect of the present application includes an air inlet 12 and an air outlet 13 disposed on a housing 10, and an air duct 11 communicating the air inlet 12 and the air outlet 13, an evaporator 20, a condenser 30, and a fan 40 are sequentially disposed in the air duct 11, the evaporator 20 and the condenser 30 are plate-shaped, the evaporator 20 is disposed opposite to the air inlet 12, a baffle 50 is disposed on upper portions of the evaporator 20 and the condenser 30, the baffle 50 and the housing 10 form a part of the air duct 11, the fan 40 is disposed on the baffle 50, and the fan 40 exhausts air upward.

The application provides an air duct structure 100, the air that gets into from air intake 12 is behind evaporimeter 20, steam in the air forms the comdenstion water in evaporimeter 20 department, in order to have got rid of the steam in the air, then the air after the drying passes through condenser 30, the air is heated and is formed hot-air, hot-air gets into fan 40 after bypassing baffle 50, fan 40 upwards discharges hot-air from air outlet 13, make hot-air upwards blow off, on the one hand, hot-air can carry out the drying to the article that hangs, on the other hand, make dry hot-air can reduce the humidity of environment effectively, thereby the application range of product has been improved.

As shown in fig. 2 to 4, in one embodiment of the present invention, a compressor 61 and a refrigerant pipe 62 connected to the compressor 61 are provided in the air duct 11 between the condenser 30 and the air outlet 13, an air path is formed between the outer circumference of the baffle 50 and the inner wall of the casing 10, and air passing through the compressor 61 flows from the air path to the fan 40.

The compressor 61 is arranged in the air duct 11, and the air can take away the heat generated by the compressor 61 when passing through the air duct 11, so that the temperature of the compressor 61 is reduced, the working reliability of the compressor 61 is ensured, in addition, the temperature of the air passing through the compressor 61 is further improved, and the air blown out by the fan 40 has higher temperature.

As shown in fig. 4, in an embodiment of the present application, an air mixing space 51 is disposed below the baffle 50, the refrigerant pipe 62 includes an air exhaust pipe 621 and a capillary tube 622, the air exhaust pipe 621 is respectively connected to the compressor 61 and the condenser 30, the capillary tube 622 is respectively connected to an air exhaust pipe of the condenser 30 and an air intake pipe of the evaporator 20, the capillary tube 622 is disposed in the air mixing space 51, air passing through the condenser 30 passes through the capillary tube 622, and the air exhaust pipe 621 of the evaporator 20 is connected to an air suction port of the compressor 61; the length of the low pressure pipe of the compressor 61 is greater than that of the high pressure pipe of the compressor 61.

The capillary tube 622 is located in the air mixing space 51, and when air passes through the air mixing space 51, heat on the capillary tube 622 can be taken away so as to cool the capillary tube 622, so that the temperature of a refrigerant in the capillary tube 622 can be reduced, the heat exchange effect of the evaporator 20 is improved, and the working reliability of the compressor 61 is ensured. The high pressure pipe refers to a connection pipe between the condenser 30 and the compressor 61, and the low pressure pipe refers to a pipe between the evaporator 20 and the compressor 61, and since a distance between the evaporator 20 and the compressor 61 is greater than a distance between the condenser 30 and the compressor 61, the length of the low pressure pipe is greater than that of the high pressure pipe.

As shown in fig. 4 and 5, in an embodiment of the present application, a support frame 70 is disposed in the air duct 11, the support frame 70 is disposed opposite to the air inlet 12, and the support frame 70 includes a first support portion 71 and a second support portion 72; the first support portion 71 supports the evaporator 20, and the second support portion 72 supports the condenser 30; the drip pan 73 is communicated with the water inlet of the water pump. In one embodiment of the present application, the first support portion 71 is provided with a connection structure to be fixed to the evaporator 20. The water pan 73 is arranged on the first supporting part 71, the evaporator 20 is arranged in the water pan 73, and a water receiving pipe hole is formed at the lower position of the water pan 73 and is used for communicating with a water receiving pipe. The second support part 72 is provided with a connecting structure fixed with the condenser 30, and the second support part 72 and the first support part 71 are provided with a connecting structure correspondingly arranged, so that the evaporator 20 is clamped.

The first support portion 71 and the second support portion 72 are provided such that the evaporator 20 and the condenser 30 are arranged in a front-rear direction, and air is discharged upward from the outlet 13 after passing through the evaporator 20 and the condenser 30, so that hot air is blown upward, and the hot air can dry suspended articles. The condensed water on the evaporator 20 can flow into the water pan 73, and the liquid in the water pan 73 is drained by the water pump, so that the water accumulation is avoided. As shown in FIG. 2, the distance D between the condenser 30 and the evaporator 20 is 27mm to 108mm.

As shown in fig. 4 and 5, in one embodiment of the present application, the support bracket 70 further includes: a blower mount 74.

The fan bracket 74 is disposed on the upper portions of the second support portion 72 and the first support portion 71, the upper portion of the baffle 50 has a first column body extending upward, the upper portion of the first support portion 71 is provided with a second column body extending upward, and the fan bracket 74 is provided with a first positioning hole and a second positioning hole respectively connected to the first column body and the second column body.

The fan bracket 74 is configured to provide a mounting position for the fan 40, and the air passes through the evaporator 20 and the condenser 30 in sequence under the action of the fan 40, and then passes through the upward air duct 11 to be discharged upward from the air outlet 13 by the fan 40. Through the cooperation of first cylinder and first locating hole and the cooperation of second cylinder and second locating hole, fan support 74 is fixed on the upper portion of second supporting part 72 and first supporting part 71, and above-mentioned connection structure has guaranteed fan support 74's fixed area to the stability of fan support 74 installation has been guaranteed.

In an embodiment of this application, the evaporimeter adopts finned tube heat exchanger, and the condenser adopts aluminum alloy microchannel heat exchanger, and the condenser includes the header pipe of the vertical setting in both sides and the horizontal flat pipe of two header pipes that communicate with the header pipe, is provided with the fin between the adjacent horizontal flat pipe.

The tube-fin heat exchanger has the advantages of high efficiency, energy conservation, compact structure, easy cleaning, convenient assembly and disassembly, long service life, strong adaptability, no liquid leakage and the like. The aluminum alloy micro-channel heat exchanger has the advantages of energy conservation, outstanding heat exchange performance, popularization potential and the like, and the type of the heat exchanger can be selected by a person skilled in the art according to the requirement.

As shown in fig. 4 and 5, in one embodiment of the present application, the second supporting portion 72 is provided with a bearing portion 75, the bearing portion 75 is located at a lower portion of the second supporting portion 72 and is connected to the condenser 30 in a positioning manner, the outer wall of the collecting main is provided with a fixing piece 76, and the fixing piece 76 is detachably connected to the corresponding fixing portion of the second supporting portion 72.

The provision of the fixing pieces 76 increases the coupling area between the condenser 30 and the second supporting portion 72, thereby securing the coupling strength between the condenser 30 and the second supporting portion 72, i.e., securing the stability of the fixation of the condenser 30. The setting of bearing part has played the supporting role to condenser 30, has guaranteed the fixed stability of condenser 30.

As shown in fig. 1 and 3, in an embodiment of the present application, a grill 80 is disposed at the air inlet 12, a static electricity emitting needle 91 is disposed between the grill 80 and the evaporator 20, a negative ion generating device 92 is disposed at the air outlet 13 of the blower 40, and a static electricity adsorbing device 93 is disposed at the air outlet 13. The first support part 71 is formed with a mounting frame in which at least a part of the static electricity emitting pins 91 are disposed, the static electricity emitting pins 91 having terminals for generating static electricity particles, and the static electricity particles discharged from the terminals act on the heat exchange surface of the evaporator 20 through the mounting frame.

The electrostatic emission needle 91 emits electrostatic particles, so that dust entering the air duct 11 is charged with the electrostatic particles, and the dust charged with the electrostatic particles is adsorbed on a metal material inside the air duct 11, thereby achieving the purpose of dust removal; in addition, the evaporator 20 can generate condensed water, after a long time, bacteria or mold can easily grow in the evaporator 20, and the static particles generated by the static electricity emitting needle 91 can kill the bacteria or mold, so that the use safety of the evaporator 20 is ensured. The electrostatic adsorption device 93 can absorb electrostatic particles in the air, so that the air blown out from the blower 40 is uncharged. The negative ion generating device 92 can make the air blown out from the blower 40 carry negative ions for the purpose of purifying the air.

In one embodiment of the present application, the plurality of electrostatic discharge needles are uniformly distributed in a radial cross section of the air duct, and a distance between a needle point of the electrostatic discharge needle and the evaporator is 5mm to 50mm.

One part of electrostatic particles generated by the electrostatic emission needle is attached to dust, and the other part of electrostatic particles acts on the surface of the evaporator; the distance between the static emission needle and the evaporator is within 5mm to 50mm, so that the static particles acting on the surface of the evaporator are attached to the surface of the evaporator before losing efficacy in the air, thereby killing bacteria or mildew on the evaporator by the static particles and ensuring the sanitation of the evaporator. In addition, the dust attached with the electrostatic particles passes through the heat exchange tube of the evaporator and the gaps of the heat exchange fins and is attached to the surface of the condenser, so that the electrostatic particles kill bacteria or mould on the condenser, and the sanitation of the condenser is ensured.

In an embodiment of the application, the electrostatic adsorption device comprises a plurality of conductive film sheets arranged at intervals, voltages of two adjacent sheets are different, voltages of two adjacent sheets arranged at intervals are the same, and the electrostatic emission needle is arranged adjacent to the air inlet.

An electric field is generated between the adjacent conductive films, and the electric field can enable particles with electrostatic particles to be adsorbed onto the conductive films, so that air blown out of the fan is uncharged.

In one embodiment of the present application, the negative ion generating device includes a plurality of conductive pins, the conductive pins are installed in the through holes of the inner wall of the air outlet, and a part of the conductive pins extend out of the inner wall of the air outlet, and the extending length of the conductive pins is 0.1cm to 0.9cm.

The extending length of the conductive needle is within 0.1cm to 0.9cm, which can ensure that negative electrons generated by the conductive needle are effectively diffused into air, so that the air is provided with negative ions to purify the air.

As shown in fig. 3, in an embodiment of the present application, a "C" shaped air path is formed between the baffle 50 and the housing 10, a receiving cavity 52 is disposed between the upper surface of the baffle 50 and the air inlet 12 of the fan 40, and the receiving cavity 52 is provided with a current converting device and a high voltage pack.

The current conversion device and the high-voltage package can generate heat during working, the air can take away the heat generated by the current conversion device and the high-voltage package after passing through the accommodating cavity to form hot air, and the cooling effect is achieved on the current conversion device and the high-voltage package, so that the service lives of the current conversion device and the high-voltage package are ensured, and further the market competitiveness of products is increased.

As shown in fig. 1 and fig. 3, the dehumidifier according to the second aspect of the present application includes any one of the above-mentioned air duct structures 100, a partition 200, and a chassis 300, wherein the support frame 70 of the air duct structure 100 and the compressor 61 of the air duct structure 100 are disposed on the chassis 300, the partition 200 and the housing 10 of the air duct structure 100 enclose a mechanical cavity, and the partition 200 is provided with a water storage cavity.

The application provides a dehumidifier, the air that gets into from air intake 12 is behind evaporimeter 20, steam in the air forms the comdenstion water in evaporimeter 20 department, in order to got rid of the steam in the air, then the air after the drying passes through condenser 30, the air is heated and is formed hot-air, hot-air gets into fan 40 behind the baffle 50, fan 40 upwards discharges hot-air from air outlet 13, make hot-air upwards blow off, on the one hand, hot-air can carry out the drying to the article that hang, on the other hand, make the humidity that dry hot-air can reduce the environment effectively, thereby the application range of product has been improved.

In this application, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides an air flue structure, is including setting up air intake, air outlet and the wind channel of intercommunication air intake and air outlet on the casing, evaporimeter, condenser and fan have set gradually in the wind channel, its characterized in that, the evaporimeter with the condenser is platelike, just the evaporimeter is just right the air intake sets up, the evaporimeter reaches the upper portion of condenser is provided with the baffle, the baffle with the casing forms the wind channel is partly, be provided with on the baffle the fan, the fan upwards airs exhaust.

2. The air duct structure according to claim 1,

the air duct between the condenser and the air outlet is internally provided with a compressor and a refrigerant pipe connected with the compressor, an air path is formed between the periphery of the baffle and the inner wall of the shell, and air passing through the compressor flows to the fan from the air path.

3. The air duct structure according to claim 2,

an air mixing space is arranged below the baffle, the refrigerant pipe comprises an exhaust pipe and a capillary pipe, the exhaust pipe is respectively connected with the compressor and the condenser, the capillary pipe is respectively connected with an exhaust pipe of the condenser and a liquid inlet pipe of the evaporator, the capillary pipe is arranged in the air mixing space, air passing through the condenser passes through the capillary pipe, and the exhaust pipe of the evaporator is connected with an air suction port of the compressor; the length of the low-pressure pipe of the compressor is larger than that of the high-pressure pipe of the compressor.

4. The air duct structure according to claim 1,

a support frame is arranged in the air duct, the support frame is arranged right opposite to the air inlet, and the support frame comprises a first support part and a second support part; the first support portion supports the evaporator, and the second support portion supports the condenser; a water receiving tray is formed on the first supporting portion and communicated with a water inlet of the water pump.

5. The air duct structure according to claim 1,

the condenser with interval between the evaporimeter is 27mm ~ 108mm, the evaporimeter adopts the finned tube heat exchanger, the condenser adopts the aluminum alloy microchannel heat exchanger, just the condenser include the vertical pressure manifold that sets up in both sides and with the horizontal flat pipe of two pressure manifolds of pressure manifold intercommunication, adjacent be provided with the fin between the horizontal flat pipe.

6. The air duct structure according to claim 1,

the air inlet is provided with a grating, a static emission needle is arranged between the grating and the evaporator, the air outlet of the fan is provided with a negative ion generating device, and the air outlet is provided with a static adsorption device.

7. The air duct structure according to claim 6,

the electrostatic adsorption device comprises a plurality of conductive film sheets arranged at intervals, the voltages of the adjacent two conductive film sheets are different, the voltages of the two conductive film sheets arranged at intervals are the same, and the electrostatic emission needle is arranged close to the air inlet.

8. The air duct structure according to claim 6,

the negative ion generating device comprises a plurality of conductive pins, the conductive pins are installed in through holes of the inner wall of the air outlet, part of the conductive pins extend out of the inner wall of the air outlet, and the extending length of the conductive pins is 0.1 cm-0.9 cm.

9. The air duct structure according to claim 1, wherein a "C" shaped air path is formed between the baffle and the housing, and a receiving cavity is provided between an upper surface of the baffle and the air inlet of the fan, and the receiving cavity is provided with a current conversion device and a high-voltage pack.

10. A dehumidifier comprising the air duct structure, the partition board and the chassis as claimed in any one of claims 1 to 9, wherein the support frame of the air duct structure and the compressor of the air duct structure are disposed on the chassis, the partition board and the housing of the air duct structure enclose a mechanical cavity, and the partition board is provided with a water storage cavity.

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