CN203586405U - Cooling and reheating common-source dew-point dehumidifier - Google Patents

Cooling and reheating common-source dew-point dehumidifier Download PDF

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Publication number
CN203586405U
CN203586405U CN201320768629.1U CN201320768629U CN203586405U CN 203586405 U CN203586405 U CN 203586405U CN 201320768629 U CN201320768629 U CN 201320768629U CN 203586405 U CN203586405 U CN 203586405U
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air
outlet
compressor
expansion valve
evaporimeter
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CN201320768629.1U
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尹洪海
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HANGZHOU YUEJU ENVIRONMENTAL EQUIPMENT Co Ltd
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HANGZHOU YUEJU ENVIRONMENTAL EQUIPMENT Co Ltd
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Abstract

The utility model relates to a dehumidifier and, in particularly relates to a cooling and reheating common-source dew-point dehumidifier which comprises a compressor, an evaporator, a condenser, an expansion valve, an air feeder used for guiding air to flow through the evaporator, and a heat exchanger used for reheating the dehumidified air, wherein the outlet of the compressor is connected with the inlet of the condenser; the outlet of the condenser is connected with the inlet of the expansion valve; the outlet of the expansion valve is connected with the inlet of the evaporator; the outlet of the evaporator is connected with the inlet of the compressor; the heat exchanger is provided with a coolant inlet and a coolant outlet; the coolant inlet is connected with the outlet of the compressor; the coolant outlet is connected with the inlet of the expansion valve; the compressor is of an inverter compressor. The cooling and reheating common-source dew-point dehumidifier provided by the utility model is simple in structure, reliable in operation and energy-saving in reheating process, and can be used for solving the problems of complex system, poor reliability, inconvenience in installation and use and high energy consumption for reheating of an the existing dehumidifier.

Description

Cooling hot common-source dew-point dehumidifying again
Technical field
The utility model relates to dehumidifier, relates in particular to a kind of cooling hot common-source dew-point dehumidifying again.
Background technology
Current dehumidifier version has a lot.For example publication number is respectively disclosed dehumidifier in the patent document of CN1699855 and CN2874329: cooling coil is set before evaporimeter, and cooling coil and water-cooled condenser are in series, and air is carried out to precooling; Publication number is disclosed dehumidifier in the patent document of CN202361532U: air-supply is provided with a pre-cooler, a dehumidification by condensation device and a pressure fan in region.Existing dehumidifier ubiquity is following not enough: compressor is constant speed compressor, causes the upper and lower carrier frequency of compressor numerous, cannot accurately control.Adopt relative humidity to carry out humidity control, and undertaken can not really reflecting airborne water capacity size when humidity is controlled by relative humidity.Compressor is constant speed compressor, cause dehumidifier and also need to arrange pre-cooler, the device such as cold again except direct sweat cooling system is set, air after dehumidifying is carried out can not sharing refrigeration system with evaporimeter when hot again, thereby cause again that energy consumption when hot is high, system complex, poor reliability, install and use inconvenience, affect marketing and apply.
Utility model content
The utility model provides a kind of simple in structure, reliable, energy-conservation cooling hot common-source dew-point dehumidifying again of thermal process again, has solved existing dehumidifier system complex, poor reliability, installs and uses inconvenience, the high problem of energy consumption when hot again.
Above technical problem solves by following technical proposal: a kind of cooling hot common-source dew-point dehumidifying again, comprise compressor, evaporimeter, condenser, expansion valve, guiding air flows through the pressure fan of described evaporimeter and the air after dehumidifying is carried out to the heat exchanger of heat again, the outlet of described compressor and the entrance of described condenser link together, the outlet of described condenser and the entrance of described expansion valve link together, the outlet of described expansion valve and the entrance of described evaporimeter link together, the outlet of described evaporimeter and the entrance of described compressor link together, described heat exchanger is provided with refrigerant import and refrigerant exit, the outlet of described refrigerant import and described compressor links together, the import of described refrigerant exit and described expansion valve links together, described compressor is frequency-changeable compressor.By changing constant speed compressor into frequency-changeable compressor, make it possible to by evaporimeter directly air cooling-down to air humidity being met the requirements and can realizing by dew point and carry out humidity control, thereby can save precooling, cool equipment again.Because the HTHP refrigerant steam of using frequency-changeable compressor instead and exporting by compression is heated to the temperature needing to the cold air after dehumidifying through heat exchanger, the refrigerant of outflow heat exchanger continues to enter evaporimeter air is carried out to refrigerated dehumidification, therefore can save auxiliary facility (as boiler hot-water system or electric heater etc.) that heat exchanger carries out heat supply, structure is further simplified, and the condensation heat of the heat exchanger of flowing through itself is that the used heat that is discharged into outdoor condenser is used, reduce the load of condenser simultaneously, thereby made again energy consumption when hot low.
As preferably, between the outlet of described heat exchanger tube and the import of described expansion valve, be provided with the first check valve of opening towards expansion valve import, between the outlet of described condenser and the import of described expansion valve, be provided with the second check valve of opening towards expansion valve import.Can prevent from producing the straight-through phenomenon of refrigerant between heat exchanger and condenser, good reliability during work, the thermal efficiency that freezes is again high.
The utility model also comprises indoor casing and outdoor machine shell, and described indoor casing is provided with air inlet and air outlet, and described compressor and condenser are arranged in described outdoor machine shell, and described heat exchanger and evaporimeter are arranged in described indoor casing.It is little that this topology layout takies the interior space.Condenser radiating effect, evaporator cools are effective.
As preferably, described heat exchanger is plank frame, and described indoor casing is isolated into inlet air plenum and goes out air compartment by described heat exchanger, and described air inlet and described evaporimeter are positioned at described inlet air plenum, described in described air outlet is positioned at, go out air compartment.Can carry out heat fully again to air.
As preferably, described inlet air plenum is isolated into dry-air blast chamber and wet wind chamber by described evaporimeter, and described blower fan and described air inlet are positioned at described wet wind chamber.Energy Efficiency Ratio during dehumidifying is high, dehumidifying fully.
As preferably, it is indoor that described expansion valve and the first check valve are positioned at described wet wind.Compact conformation, security is good.
As preferably, it is indoor that described the second check valve is positioned at described wet wind.Compact conformation, security is good.
As preferably, described dry-air blast chamber is less than described wet wind chamber along the length of the air supply direction of pressure fan along the length of the air supply direction of pressure fan.It is sufficiently cooled that wind speed in the time of can avoiding flowing through evaporimeter in the situation that inlet air plenum size is identical does not have air too soon, cooling insufficient can cause dehumidifying insufficient, if reduce the wind speed that pressure fan is sent, solve the abundant problem of dehumidifying and can cause the poor fluidity of air, speed when dehumidified in space is slow.Operation convenient (space at arrangement expansion valve place is more spacious) in the time of can making expansion valve settle.
The utlity model has following advantage: by frequency-changeable compressor, drive, can realize the accurate control of humidity, dehumidification process is only through evaporator cools dehumidifying, and dehumidification system is simple, reliable; Temperature adjustment process is that the used heat that is discharged into outdoor condenser is used by the condensation heat of the heat exchanger of flowing through itself, and has reduced the load of condenser simultaneously, temperature adjustment (heat again) process energy conservation; Mechanism is simple, reliable, easy to utilize.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of refrigerant runner pipe.
In figure: outdoor machine shell 4, compressor 41, the import 411 of compressor, the outlet 412 of compressor, condenser 42, the entrance 421 of condenser, the outlet 422 of condenser, indoor casing 6, heat exchanger 61, refrigerant import 611, refrigerant exit 612, evaporimeter 62, the import 621 of evaporimeter, the import 622 of evaporimeter, expansion valve 63, the import 631 of expansion valve, the outlet 632 of expansion valve, pressure fan 64, the import 641 of pressure fan, the outlet 642 of pressure fan, air inlet 65, air outlet 66, go out air compartment 67, inlet air plenum 68, dry-air blast chamber 681, wet wind chamber 682, refrigerant runner pipe 7, the first refrigerant runner pipe 71, the first stop valve 711, the second refrigerant runner pipe 72, the second stop valve 721, the 3rd refrigerant runner pipe 73, the 3rd stop valve 731, the 4th refrigerant runner pipe 74, the 4th stop valve 741, the 5th refrigerant runner pipe 75, the 6th refrigerant runner pipe 76, the first check valve 761, the 7th refrigerant runner pipe 77, the second check valve 772, the 8th refrigerant runner pipe 78, the 9th refrigerant runner pipe 79, the 6th stop valve 791, the tenth refrigerant runner pipe 70, isolation section 8, inner tube 81, outer tube 82, jet orifice 83, negative pressure shape coelosis 84, the length L 1 of the airflow direction that dry-air blast chamber forms along pressure fan, the length L 2 of the airflow direction that wet wind chamber forms along pressure fan.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
Referring to Fig. 1, a kind of cooling hot common-source dew-point dehumidifying again, comprises refrigerant runner pipe, outdoor machine shell 4 and indoor casing 6.
Refrigerant runner pipe has 10.7 refrigerant runner pipes are respectively the first refrigerant runner pipe 71, the second refrigerant runner pipe 72, the 3rd refrigerant runner pipe 73, the 4th refrigerant runner pipe 74, the 5th refrigerant runner pipe 75, the 6th refrigerant runner pipe 76, the 7th refrigerant runner pipe 77, the 8th refrigerant runner pipe 78, the 9th refrigerant runner pipe 79 and the tenth refrigerant runner pipe 70.
In outdoor machine shell 4, be provided with compressor 41 and condenser 42.Compressor 41 is frequency-changeable compressor.The import 411 of compressor is drawn outdoor machine shell 4 by the first refrigerant runner pipe 71.The first refrigerant runner pipe 71 is provided with the first stop valve 711.The first stop valve 711 is positioned at the outside of outdoor machine shell 4.The outlet 412 of compressor is drawn outdoor machine shell 4 by the second refrigerant runner pipe 72.The second refrigerant runner pipe 72 is provided with the second stop valve 721.The second stop valve 721 is positioned at the outside of outdoor machine shell 4.The outlet 412 of compressor is gone back and the entrance 421 of condenser is docking together.The outlet 422 of condenser is drawn outdoor machine shell 4 by the 3rd refrigerant runner pipe 73.The 3rd refrigerant runner pipe 73 is provided with the 3rd stop valve 731.The 3rd stop valve 731 is positioned at the outside of outdoor machine shell 4.
In indoor casing 6, be provided with heat exchanger 61, evaporimeter 62, expansion valve 63 and pressure fan 64.The wall of indoor casing 6 is provided with air inlet 65 and air outlet 66.The plank frame of heat exchanger 61 for being made by heat exchanger tube.Heat exchanger 61 is provided with refrigerant import 611 and refrigerant exit 612.Heat exchanger 61 is isolated into indoor casing 6 inlet air plenum 68 and goes out air compartment 67.Air outlet 66 is positioned at air compartment 67.Evaporimeter 62 is isolated into dry-air blast chamber 681 and wet wind chamber 682 by inlet air plenum 68.Expansion valve 63 and pressure fan 64 are arranged in wet wind chamber 682.Import 641 and the air inlet 65 of pressure fan are docking together.The outlet 642 of pressure fan is towards evaporimeter 62.Dry-air blast chamber is less than wet wind chamber along the length L 2 of the air supply direction of pressure fan along the length L 1 of the air supply direction of pressure fan.
Refrigerant import 611 is drawn indoor casing 6 by the 4th refrigerant runner pipe 74.The 4th refrigerant runner pipe 74 is provided with the 4th stop valve 741.The 4th stop valve 741 is positioned at the outside of indoor casing 6.The 4th refrigerant runner pipe 74 and the second refrigerant runner pipe 72 are docking together by the 5th refrigerant runner pipe 75.Refrigerant exit 612 is docking together by the import 631 of the 6th refrigerant runner pipe 76 and expansion valve.The 6th refrigerant runner pipe 76 is provided with the first check valve 761.The first check valve 761 is positioned at wet wind chamber 682.The opening direction of the first check valve 761 is the import 631 towards expansion valve.The import 631 of expansion valve is drawn indoor casing 6 by the 7th refrigerant runner pipe 77.The 7th refrigerant runner pipe 77 is provided with the 5th stop valve 771.The 5th stop valve 771 is positioned at the outside of indoor casing 6.The 7th refrigerant runner pipe 77 is provided with the second check valve 772.The second check valve 772 is positioned at wet wind chamber 682.The 7th refrigerant runner pipe 77 and the 3rd refrigerant runner pipe 73 are docking together by the 8th refrigerant runner pipe 78.The outlet 632 of expansion valve and the import 621 of evaporimeter are docking together.The outlet 622 of evaporimeter is drawn indoor casing 6 by the 9th refrigerant runner pipe 79.The 9th refrigerant runner pipe 79 is provided with the 6th stop valve 791.The 6th stop valve 791 is positioned at the outside of indoor casing 6.The 9th refrigerant runner pipe 79 and the first refrigerant runner pipe 71 are docking together by the tenth refrigerant runner pipe 70.
Referring to Fig. 2, condensate flow siphunculus is provided with isolation section 8.Isolation section 8 on a condensate flow siphunculus can design multistage and distribute along the length direction of condensate flow siphunculus, in the present embodiment, be this kind of mode, this kind of mode get well for: can form fast negative pressure of vacuum, the effect of heat insulation also having had when frequent starting is stopped; Without the length according to communicating pipe, customize, can be used as universal long tube, intercept as required corresponding length.Isolation section 8 on certain condensate flow siphunculus also can be designed as to be only had one section, makes the length of its length and condensate flow siphunculus suitable.Isolation section isolation section 8 comprises inner tube 81 and outer tube 82.The entrance point of inner tube 81 and outer tube 82 are sealed connected together.The port of export of inner tube 81 and outer tube 82 disconnect and formation jet orifice 83.Between inner tube 81 and outer tube 82, form negative pressure shape coelosis 84.
During use, referring to Fig. 1, by outdoor machine shell 4, according to outdoor, indoor casing 6 is arranged on indoor.If need to new wind mode operation,, air inlet 65 is only communicated with the exterior space, if need to return air mode operation,, air inlet 65 is only communicated with the interior space, if need to mix wind mode operation,, air inlet 65 simultaneously and indoor and outdoor spaces be communicated with, by controlling aperture, meet new wind return air ratio.Sending under the effect of extension set 64, the air (hereinafter referred to as wet wind) that needs dehumidifying therefore through outlet 642, wet wind chamber 682, evaporimeter 62, dry-air blast chamber 681, the heat exchanger 61 of the import 641 of air inlet 65, pressure fan, blower fan 64, pressure fan, go out air compartment 67 and air outlet 66 and enter the interior space.The dehumidifying that is cooled when wet wind flows through evaporimeter 62, is reheated to needed temperature during through heat exchanger 61.During dehumidifying, according to the rotating speed of dew point control compressor 41, quick-frozen is met the requirements.HTHP refrigerant one tunnel that refrigerant forms under the effect of compressor 41 enters evaporimeter 62, one tunnels through condenser 42, the 3rd refrigerant runner pipe 73, the 8th refrigerant runner pipe 78, the 7th refrigerant runner pipe 77 and expansion valve 63 successively and through the second refrigerant runner pipe 72, the 5th refrigerant runner pipe 75, the 4th refrigerant runner pipe 74, heat exchanger 61, the 6th refrigerant runner pipe 76 and expansion valve 63, enters evaporimeter 62 successively; The low-temp low-pressure refrigerant that evaporimeter 62 flows out is back to compressor 41 through the 9th refrigerant runner pipe 79, the tenth refrigerant runner pipe 70 and the first refrigerant runner pipe 71 successively.
Referring to Fig. 2, refrigerant to flowing through condensate flow siphunculus, at jet orifice 83 places produces jet during refrigerant circulation according to A in figure, makes the interior generation negative pressure of negative pressure shape coelosis 84, thereby plays the effect of the effect of heat insulation that improves condensate flow siphunculus.

Claims (9)

1. a cooling hot common-source dew-point dehumidifying again, comprise compressor, evaporimeter, condenser, expansion valve and guiding air flow through the pressure fan of described evaporimeter, the outlet of described compressor and the entrance of described condenser link together, the outlet of described condenser and the entrance of described expansion valve link together, the outlet of described expansion valve and the entrance of described evaporimeter link together, the outlet of described evaporimeter and the entrance of described compressor link together, it is characterized in that, also comprise the air after dehumidifying is carried out to the heat exchanger of heat again, described heat exchanger is provided with refrigerant import and refrigerant exit, the outlet of described refrigerant import and described compressor links together, the import of described refrigerant exit and described expansion valve links together, described compressor is frequency-changeable compressor.
2. cooling hot common-source dew-point dehumidifying more according to claim 1, it is characterized in that, between the outlet of described heat exchanger tube and the import of described expansion valve, be provided with the first check valve of opening towards expansion valve import, between the outlet of described condenser and the import of described expansion valve, be provided with the second check valve of opening towards expansion valve import.
3. cooling hot common-source dew-point dehumidifying more according to claim 2, it is characterized in that, also comprise indoor casing and outdoor machine shell, described indoor casing is provided with air inlet and air outlet, described compressor and condenser are arranged in described outdoor machine shell, and described heat exchanger and evaporimeter are arranged in described indoor casing.
4. cooling hot common-source dew-point dehumidifying more according to claim 3, it is characterized in that, described heat exchanger is plank frame, described indoor casing is isolated into inlet air plenum and goes out air compartment by described heat exchanger, described air inlet and described evaporimeter are positioned at described inlet air plenum, described in described air outlet is positioned at, go out air compartment.
5. cooling hot common-source dew-point dehumidifying more according to claim 4, is characterized in that, described inlet air plenum is isolated into dry-air blast chamber and wet wind chamber by described evaporimeter, and described blower fan and described air inlet are positioned at described wet wind chamber.
6. cooling hot common-source dew-point dehumidifying more according to claim 5, is characterized in that, it is indoor that described expansion valve and the first check valve are positioned at described wet wind.
7. cooling hot common-source dew-point dehumidifying more according to claim 6, is characterized in that, it is indoor that described the second check valve is positioned at described wet wind.
8. cooling hot common-source dew-point dehumidifying more according to claim 5, is characterized in that, described dry-air blast chamber is less than described wet wind chamber along the length of the air supply direction of pressure fan along the length of the air supply direction of pressure fan.
9. according to the cooling hot common-source dew-point dehumidifying again described in claim 6 or 7, it is characterized in that, described dry-air blast chamber is less than described wet wind chamber along the length of the air supply direction of pressure fan along the length of the air supply direction of pressure fan.
CN201320768629.1U 2013-11-29 2013-11-29 Cooling and reheating common-source dew-point dehumidifier Active CN203586405U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103629749A (en) * 2013-11-29 2014-03-12 杭州悦居环境设备有限公司 Dew point dehumidifier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103629749A (en) * 2013-11-29 2014-03-12 杭州悦居环境设备有限公司 Dew point dehumidifier
CN103629749B (en) * 2013-11-29 2015-12-30 杭州悦居环境设备有限公司 Dew-point dehumidifying

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