CN214370623U - Controllable formula dehumidification unit of no power consumption - Google Patents
Controllable formula dehumidification unit of no power consumption Download PDFInfo
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- CN214370623U CN214370623U CN202022435825.XU CN202022435825U CN214370623U CN 214370623 U CN214370623 U CN 214370623U CN 202022435825 U CN202022435825 U CN 202022435825U CN 214370623 U CN214370623 U CN 214370623U
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Abstract
The utility model discloses a controllable formula dehumidification unit of no power consumption, including outer machine and interior machine, be provided with the compressor in the outer machine, the compressor passes through the entry linkage of cross valve and main condenser, the export of main condenser is connected with one end of first copper pipe, the other end of first copper pipe is connected into the entry of reheat condenser in the interior machine, the export of reheat condenser in the interior machine passes through the pipeline and is connected with the entry of evaporimeter in the interior machine, the export of evaporimeter and second copper union coupling, second copper pipe extends from the interior machine and connects into the outer machine after connecting, is connected with cross valve in the outer machine; an evaporator, a reheating condenser and an air supply fan in the inner machine form a fresh air channel; the main condenser and the condensing fan in the outdoor unit form a cooling air channel, the utility model has simple structural design, and can utilize a part of the condenser as a reheater of the system to improve the air supply temperature; meanwhile, the cold energy of low-temperature air at the outlet of the evaporator is recovered, the supercooling degree of the refrigerating system is increased, the condensing temperature is reduced, and the system efficiency is improved.
Description
Technical Field
The utility model relates to a fresh air treatment field, in particular to controllable formula dehumidification unit of no power consumption.
Background
In the fresh air dehumidification process, the temperature of the fresh air needs to be reduced to be lower than the corresponding dew point temperature of the required moisture content, and the temperature is too low. Since the air outlet is likely to be dewed when directly fed into the room, the dehumidified air needs to be reheated, and the reheated air needs to be maintained at a temperature of 18 to 20 ℃. The existing electric heating reheating air supply has large energy consumption, and when the outdoor temperature deviates from the designed working condition point, a plurality of groups of electric heating are needed, and a plurality of problems exist in the practice process, so that the common electric heating system has limitation.
The present application provides a solution to the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a controllable dehumidification unit without energy consumption, simplifying the structural design, and being capable of utilizing a part of condensers as a reheater of the system to improve the air supply temperature; meanwhile, the cold energy of low-temperature air at the outlet of the evaporator is recovered, the supercooling degree of the refrigerating system is increased, the condensing temperature is reduced, and the system efficiency is improved.
The technical scheme is as follows: the utility model discloses a controllable formula dehumidification unit of no power consumption, including outer machine and interior machine, be provided with the compressor in the outer machine, the compressor passes through the cross valve and is connected with the entry of main condenser, the export of main condenser is connected with the one end of first copper pipe, and the other end of first copper pipe links into the entry of reheat condenser in the interior machine, the export of reheat condenser in the interior machine passes through the pipeline and is connected with the entry of evaporimeter in the interior machine, the export of evaporimeter and second copper union coupling, second copper pipe is connected into the outer machine after extending from the interior machine, is connected with cross valve in the outer machine; an air supply fan for supplying air to the indoor is further arranged in the indoor unit, and the evaporator, the reheating condenser and the air supply fan form a fresh air channel; and a condensation fan for conveying outdoor air to the main condenser is further arranged in the outer unit, and the main condenser and the condensation fan form a cooling air channel.
Preferably, a heating electronic expansion valve responsible for heating working conditions is arranged in a pipeline of an outlet section of the main condenser in the outdoor unit.
Preferably, a refrigeration electronic expansion valve responsible for refrigeration working conditions is arranged between the reheat condenser and the evaporator in the indoor unit.
Preferably, a dry filter for drying the gas is provided between the reheat condenser and the refrigeration electronic expansion valve in the indoor unit.
Preferably, a check valve for preventing the condensed liquid from flowing back is provided in the inner unit.
Has the advantages that: the utility model adopts the arrangement of the unidirectional flow air pipeline, the structural design and the control design are simple, no redundant equipment is provided, the equipment is simplified, and the volume is small; extra energy is not required to be consumed for reheating air, and independent and accurate control of temperature and humidity is realized; the cold energy recovered by the reheating condenser increases the refrigerating capacity of the refrigerating system per unit mass flow, reduces the condensing temperature and improves the refrigerating efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention is further elucidated with reference to the drawings and the embodiments.
As shown in fig. 1, which is a schematic structural diagram of the present invention, the present invention includes an external unit 1 and an internal unit 2, a compressor 11 is disposed in the external unit 1, in this embodiment, a variable frequency compressor is employed, the compressor 11 is connected to an inlet of a main condenser 13 through a four-way valve 12, an outlet of the main condenser 13 is connected to one end of a first copper pipe 3, the other end of the first copper pipe 3 is connected to an inlet of a reheat condenser 21 in the internal unit 2, an outlet of the reheat condenser 21 is connected to an inlet of an evaporator 22 in the internal unit 2 through a pipeline, an outlet of the evaporator 22 is connected to a second copper pipe 4, the second copper pipe 4 extends from the internal unit 2 and is connected to the external unit 1, and is connected to the four-way valve 12 in the external unit 1, the whole device forms a closed loop, wherein a heating electronic expansion valve 15 responsible for heating working conditions is disposed in an outlet pipeline of the main condenser 13 in the external unit 1, a refrigeration electronic expansion valve 24 which is responsible for refrigeration working conditions is arranged between the reheat condenser 21 and the evaporator 22 in the internal machine 2, and a check valve 26 is arranged in parallel on the refrigeration electronic expansion valve 24 in the internal machine 2 in order to prevent the backflow of condensed liquid.
When the device in this embodiment works, the refrigerant is changed into high-temperature high-pressure gas under the action of the compressor 11, and then enters the main condenser 13 through the four-way valve 12, releases heat and condenses into liquid, releases heat through the heating electronic expansion valve 15 with preset parameters, enters the reheat condenser 21 to be further cooled, passes through the drying filter 25, enters the refrigeration electronic expansion valve with preset parameters to expand 24, then enters the refrigerant channel of the evaporator 22, absorbs heat and evaporates, enters the four-way valve 12 of the outdoor unit 1 through the second copper pipe 4, and returns to the compressor 11 through the four-way valve 12, so as to complete the whole refrigeration cycle.
Meanwhile, the reheating condenser 21, the evaporator 22 and the air supply fan 23 form a fresh air channel, outdoor fresh air is sucked from a fresh air inlet, directly enters the evaporator 22, is cooled and dehumidified by the evaporator 22 and then enters the reheating condenser 21 to be reheated to an air supply temperature, and finally is sent into a room through the air supply fan 23, the reheating condenser 21 plays a reheating role on one hand by recovering cold energy of low-temperature air at an outlet of the evaporator 22, on the other hand, the supercooling degree of a refrigerating system is increased, and the system energy efficiency is improved.
Still be provided with condensation fan 14 in the outer machine in this embodiment, main condenser 13 and condensation fan 14 constitute the cooling duct, keep apart with fresh air channel in the inner machine 2, each other does not influence, and the air of outdoor space passes through condensation fan 14's effect, gets into main condenser 13, discharges behind the cooling refrigerant, has improved the utilization ratio of system to the energy.
Claims (5)
1. The utility model provides a controllable formula dehumidification unit of no power consumption, includes outer machine (1) and interior machine (2), its characterized in that: the outdoor unit (1) is internally provided with a compressor (11), the compressor (11) is connected with an inlet of a main condenser (13) through a four-way valve (12), an outlet of the main condenser (13) is connected with one end of a first copper pipe (3), the other end of the first copper pipe (3) is connected to an inlet of a reheating condenser (21) in the indoor unit (2), an outlet of the reheating condenser (21) in the indoor unit (2) is connected with an inlet of an evaporator (22) in the indoor unit (2) through a pipeline, an outlet of the evaporator (22) is connected with a second copper pipe (4), and the second copper pipe (4) extends out of the indoor unit (2) and then is connected into the outdoor unit (1) and is connected with the four-way valve (12) in the outdoor unit (1); an air supply fan (23) for supplying air to the indoor is further arranged in the inner machine (2), and the evaporator (22), the reheating condenser (21) and the air supply fan (23) form a fresh air channel; and a condensation fan (14) for conveying outdoor air to the main condenser (13) is further arranged in the outer unit (1), and the main condenser (13) and the condensation fan (14) form a cooling air channel.
2. The energy consumption free controllable dehumidifier unit according to claim 1, wherein: and a heating electronic expansion valve (15) which is in charge of heating working conditions is arranged in an outlet section pipeline of a main condenser (13) in the outdoor unit (1).
3. The energy consumption free controllable dehumidifier unit according to claim 1, wherein: and a refrigeration electronic expansion valve (24) which is in charge of refrigeration working conditions is arranged between the reheating condenser (21) and the evaporator (22) in the internal machine (2).
4. The energy consumption free controllable dehumidifier unit according to claim 1, wherein: and a drying filter (25) for drying gas is arranged between the reheating condenser (21) and the refrigeration electronic expansion valve (24) in the inner machine (2).
5. The energy consumption free controllable dehumidifier unit according to claim 1, wherein: a one-way valve (26) for preventing the backflow of the condensed liquid is arranged in the inner machine (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435825.XU CN214370623U (en) | 2020-10-28 | 2020-10-28 | Controllable formula dehumidification unit of no power consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022435825.XU CN214370623U (en) | 2020-10-28 | 2020-10-28 | Controllable formula dehumidification unit of no power consumption |
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| Publication Number | Publication Date |
|---|---|
| CN214370623U true CN214370623U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022435825.XU Active CN214370623U (en) | 2020-10-28 | 2020-10-28 | Controllable formula dehumidification unit of no power consumption |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353198A (en) * | 2021-12-15 | 2022-04-15 | 广州万居隆电器有限公司 | Dehumidification system with temperature-adjusting fresh air dehumidifier and control method thereof |
-
2020
- 2020-10-28 CN CN202022435825.XU patent/CN214370623U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114353198A (en) * | 2021-12-15 | 2022-04-15 | 广州万居隆电器有限公司 | Dehumidification system with temperature-adjusting fresh air dehumidifier and control method thereof |
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