CN207894215U - A kind of monoblock type, reverse circulation air source heat pump Drying unit - Google Patents
A kind of monoblock type, reverse circulation air source heat pump Drying unit Download PDFInfo
- Publication number
- CN207894215U CN207894215U CN201820068334.6U CN201820068334U CN207894215U CN 207894215 U CN207894215 U CN 207894215U CN 201820068334 U CN201820068334 U CN 201820068334U CN 207894215 U CN207894215 U CN 207894215U
- Authority
- CN
- China
- Prior art keywords
- air
- heat exchanger
- valve
- heat pump
- circulating fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model provides a kind of monoblock type, reverse circulation air source heat pump Drying unit, it is characterized in that, including machine unit shell, partition board is installed in the machine unit shell, it is provided with air port one, air port two, fresh wind port on partition board, wind circulating system, fresh air system, heat pump system, temperature and humidity control system are installed in the machine unit shell.The utility model installation is easy, and only need to reserve air outlet and return air inlet in drying chamber, heat pump drying unit is bonded when installing with reserving hole, easy for installation, and without debugging, unit eer is high, optimizes, applied widely.Secondly, the thermal energy in upper room to be dried can be carried from the damp-heat air discharged in room to be dried, by heat recovery twice, the recovery utilization rate of energy reaches 85% or more；In addition, the forward and reverse cycle of temperature and humidity control system control loop wind turbine A and B, realizes the air forward and reverse flowing in room to be dried, avoids the non-uniform situation of temperature in room to be dried.
Description
Technical field
The utility model is related to a kind of monoblock type heat pump drying units, are related to agricultural product drying technical field, are related to simultaneously
Refrigerating heat pump technical field.
Background technology
Currently, drying and drying equipment have been widely used in every field, and existing drying equipment have it is split type and
Two kinds of monoblock type, such as application No. is a kind of 2013204275108, entitled monoblock type air-source waste heat recovery high temperature heat pump drying
The patent of machine, it belongs to split type dryer, is divided into outdoor unit and indoor unit, needs advance reservation installation site, Er Qiexu
Want professional technician's in-site installation；The heat pump dryer of monoblock type needs in embedded drying chamber, it is also desirable to advance reservation position, and
Installation circulating fan is also needed in drying chamber, most of needs of work complete at the scene, it is complex to install.In addition, existing dry baking
Most of dry equipment does not all carry out recuperation of heat in hydrofuge, takes away amount of heat during hydrofuge, causes energy dissipation.
Utility model content
The utility model is intended to provide a kind of monoblock type, reverse circulation air source heat pump Drying unit, to solve existing baking
The deficiency of dry equipment, has the advantages of easy for installation, energy conservation and environmental protection.
Realize that above-mentioned purpose, the utility model take technical solution below：
A kind of monoblock type, reverse circulation air source heat pump Drying unit, including machine unit shell, installation in the machine unit shell
There is partition board, air port one, air port two, fresh wind port are provided on partition board, wind circulating system, fresh air system are installed in the machine unit shell
System, heat pump system, temperature and humidity control system；
The wind circulating system includes the circulating fan A being mounted on machine unit shell, circulating fan B, Electric air valve A, electricity
Dynamic air-valve B, wet-emitting blower, breeze fan, self hang down type shutter or Electric air valve C, the circulating fan A, circulating fan B it is interior
Side is provided with the second heat exchanger, and the second heat exchanger is arranged between air port one, air port two, the other side of partition board, i.e., at air port one
Electric air valve A is installed, Electric air valve B is installed at air port two, the exit of the wet-emitting blower is provided with third heat exchanger,
First Heat Exchanger is provided with above the outlet of third heat exchanger, the top of First Heat Exchanger is outdoor fan, the outdoor fan
On machine unit shell；
The fresh air system includes the air inlet being mounted on machine unit shell, and fresh air enters third heat exchanger liter through air inlet
Temperature, breeze fan, self hang down type shutter or Electric air valve C through fresh air system to fresh air outlet, in the second heat exchanger by
It is sent into room to be dried from circulating fan A or circulating fan B after heat in wind circulating system；
The heat pump system is connected to the second heat exchanger, and carries out energy exchange with the second heat exchanger.
Further, heat pump system include outdoor fan, it is First Heat Exchanger, compressor, economizer, main road expansion valve, auxiliary
Road expansion valve, device for drying and filtering, four-way reversing valve, gas-liquid separator, liquid storage device, the second heat exchanger, the exhaust outlet of compressor with
The D mouths of four-way reversing valve connect, and the outlet of the gas returning port and gas-liquid separator of compressor connects, puff prot and the economy of compressor
Device connects, and the S mouths of four-way reversing valve are connect with the import of gas-liquid separator, and the C mouths of four-way reversing valve are connect with the second heat exchanger,
The E mouths of four-way reversing valve are connect with First Heat Exchanger, and the outlet of the second heat exchanger is connect with liquid storage device, liquid storage device and dry filter
Device connects, and divides two-way after device for drying and filtering, and entering economizer after the throttling of bypass expansion valve all the way evaporates, subsequently into compressor
Puff prot after another way enters economizer cooling, enters First Heat Exchanger after the throttling of main road expansion valve.
Further, be provided between the third heat exchanger and fresh air outlet wet-emitting blower, self hang down type shutter or
Electric air valve C controls self hang down type according to the direction of rotation of circulated air A or circulating fan B when hydrofuge by temperature and humidity control system
Shutter or Electric air valve C are opened, and Electric air valve A and Electric air valve B are not opened simultaneously.
Further, new wind filter is installed at the air outlet of the self hang down type shutter or Electric air valve C.
Further, the circulating fan A and ring wind turbine B is two, and the second heat exchanger is V-structure, the second heat exchange
Device is arranged in the centre position of circulating fan A and circulating fan B.
Further, the direction of rotation of the circulating fan A and circulating fan B is opposite.
Further, the compressor is air injection enthalpy-increasing compressor, and number of compressors is at least one.
Further, the air port one, air port two are located at the second heat exchanger both sides, and fresh air outlet is located at the second heat exchanger
Centre is provided with fresh air air inlet on the machine unit shell, and the fresh air outlet is arranged in parallel with fresh air air inlet.
Further, the First Heat Exchanger is from the horizontal by certain angle, the angle ranging between 5-60 degree
Any number, the outdoor fan are mounted on above First Heat Exchanger, and the number of units of outdoor fan is at least one.
Further, second heat exchanger and the shell and partition board of circulating fan part are thermal insulation material, the heat preservation
Material is spliced by polylith thermal insulation board；Operator control panel, the operator control panel and Temperature and Humidity Control are installed on the machine unit shell
System is electrically connected.
First, the utility model installation be easy, not needing professional can install, need to drying chamber reserve air outlet with
Return air inlet, heat pump drying unit is bonded when installing with reserving hole, easy for installation, and without debugging, unit eer is high, excellent
Change, it is applied widely.Secondly, the heat pump system in the utility model heats the air being blown into room to be dried, from
The damp-heat air discharged in room to be dried can carry the thermal energy in room to be dried, this partial heat energy first passes around machine unit shell
It after interior third heat exchanger first order absorption, then after First Heat Exchanger two level absorbs partial heat, is discharged, passes through through outdoor fan
Two-stage can realize the peak use rate of energy after absorbing；It is followed in addition, temperature and humidity control system control loop wind turbine A and B is forward and reverse
Ring realizes the air forward and reverse flowing in room to be dried, the temperature of air outlet side material is avoided to be consistently higher than return air inlet
The case where temperature of side material.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.In attached drawing
In：
Fig. 1 is the positive structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram at the back side of the utility model；
Fig. 3 is the structural schematic diagram of another angle of Fig. 1；
Fig. 4 diagrammatically illustrates the internal structure schematic diagram one of the utility model；
Fig. 5 diagrammatically illustrates the internal structure schematic diagram two of the utility model
Fig. 6 schematically shows the use state reference chart of the utility model.
Wherein, 1, outdoor fan；2, First Heat Exchanger；3, compressor；4, economizer；5, main road expansion valve；6, bypass is swollen
Swollen valve；7, device for drying and filtering；8, four-way reversing valve；9, gas-liquid separator；10, liquid storage device；11, Electric air valve A；12, hydrofuge wind
Machine；13, third heat exchanger；14, temperature and humidity control system；15, Electric air valve B；16, thermal insulation board；17, the second heat exchanger；18, it follows
Ring wind turbine A；19, circulating fan B；20, air port two；21, air port two；22, fresh air outlet；23, fresh air air inlet；24, air draft
Mouthful；25, operator control panel；26, partition board.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in figs 1 to 6, a kind of monoblock type, reverse circulation air source heat pump Drying unit, including machine unit shell, it is described
Partition board 26, operator control panel 25 are installed, the operator control panel 25 is electrically connected with temperature and humidity control system 14 in machine unit shell.On partition board 26
It is provided with air port 1, air port 2 20, fresh wind port 22.Wind circulating system, fresh air system, heat pump are installed in the machine unit shell
System, temperature and humidity control system 14；Second heat exchanger and the shell and partition board of circulating fan part are thermal insulation material, described
Thermal insulation material is spliced by polylith thermal insulation board 16.
The wind circulating system includes the circulating fan A18, circulating fan B19, Electric air valve being mounted on machine unit shell
A11, wet-emitting blower 12, self hang down type shutter, self hang down type shutter can be replaced Electric air valve C, the self hang down type shutter or
New wind filter is installed at the air outlet of Electric air valve C.Second is provided on the circulating fan A18, circulating fan B19 to change
Hot device 17, the second heat exchanger 17 are arranged between air port 1, air port 2 20, and the other side in air port 1 is equipped with Electric air valve
A11, wet-emitting blower 12.The air port 1, air port 2 20 are located at 17 both sides of the second heat exchanger, and fresh air outlet 22 is located at second
Among heat exchanger 17, the air port 1, air port 2 20 are located at the second heat exchanger both sides, and fresh air outlet 22 is located at the second heat exchange
Among device 17, fresh air air inlet 23 is provided on the machine unit shell, the fresh air outlet 23 is parallel with fresh air air inlet 22
Setting.The exit of the wet-emitting blower 12 is provided with third heat exchanger 13, and the third heat exchanger 13 is heat recovery exchanger,
The hot-air of high temperature and humidity for room to be dried to be discharged exchanges heat with external fresh air, to the hot-air for making drying chamber be discharged
In heat be fully used.Be provided with First Heat Exchanger 2 above the outlet of third heat exchanger 13, First Heat Exchanger 2 it is upper
Side is outdoor fan 1, and the outdoor fan 1 is mounted on machine unit shell；The third heat exchanger 13 and fresh air outlet 22 it
Between be provided with wet-emitting blower 12, self hang down type shutter, wherein self hang down type shutter can be replaced Electric air valve C.It hangs down certainly when selecting
When formula shutter, self hang down type shutter may insure that air unidirectionally flows to fresh air outlet by third heat exchanger；Elected electricity consumption
When dynamic air-valve C, when hydrofuge, controls the A Electric air valves according to circulating fan direction of rotation and C Electric air valves are opened or the electronic wind of B
Valve and C Electric air valves are opened, and Electric air valve A and Electric air valve B are not opened simultaneously.
The fresh air system includes the fresh air air inlet 23 being mounted on machine unit shell, and fresh air enters through fresh air air inlet 23
After third heat exchanger 13 heats up, breeze fan, self hang down type shutter through fresh air system to fresh air outlet 22, in the second heat exchange
It is sent into room to be dried from circulating fan A18 or circulating fan B19 after the heat in wind circulating system in device 17；It is described
Circulating fan A18 and circulating fan B is two, and direction of rotation is opposite.Second heat exchanger 17 is V-structure, the second heat exchanger
17 are arranged in the centre position of circulating fan A18 and circulating fan B19.
The heat pump system includes outdoor fan 1, First Heat Exchanger 2, compressor 3, economizer 4, main road expansion valve 5, auxiliary
Road expansion valve 6, device for drying and filtering 7, four-way reversing valve 8, gas-liquid separator 9, liquid storage device 10, the second heat exchanger 17, the compression
Machine 3 is air injection enthalpy-increasing compressor, and 3 quantity of compressor is at least one.The exhaust outlet of compressor 3 connects with the D mouths of four-way reversing valve 8
It connects, the gas returning port of compressor 3 is connect with the outlet of gas-liquid separator 9, and the puff prot of compressor 3 is connect with economizer 4, and four-way changes
It is connect to the S mouths of valve 8 with the import of gas-liquid separator 9, the C mouths of four-way reversing valve 8 are connect with the second heat exchanger 17, four-way commutation
The E mouths of valve 8 are connect with First Heat Exchanger 2, and the outlet of the second heat exchanger 17 is connect with liquid storage device 10, liquid storage device 10 and dry filter
Device 7 connects, and divides two-way after device for drying and filtering 7, and entering economizer 4 after the throttling of bypass expansion valve 6 all the way evaporates, subsequently into pressure
3 puff prot of contracting machine after another way enters the cooling of economizer 4, enters First Heat Exchanger 2 after the throttling of main road expansion valve 5.Described
One heat exchanger 2 the angle ranging from any number between 5-60 degree, the outdoor fan 1 from the horizontal by certain angle
Above First Heat Exchanger 2, number of units is at least one.
The specific implementation process of the utility model is as follows：
Circulating fan carries out forward circulation and recycled back according to the period of setting, to ensure that drying materials are equal in drying chamber
It is even.
When drying room blower fan direct circulation：Circulating fan A18 is rotated forward, and circulating fan B19 reversions, i.e. circulating fan A18 is to send
Wind wind turbine, circulating fan B19 are return air fan.The heat of second heat exchanger 17 is brought by circulating fan B19 and circulating fan A18
In drying chamber, to make drying room temperature increase.When reaching hydrofuge condition, Electric air valve A11 is opened, wet-emitting blower 12, breeze fan
Start, high temperature and humidity air is sent into third heat exchanger 13 and fresh air through air draft import A21, Electric air valve A11, by wet-emitting blower 12
It after heat exchange, is discharged through exhaust outlet 24, then is discharged after First Heat Exchanger 2 absorbs partial heat.Fresh air enters the through fresh inlet
After the heating of three heat exchangers 13, through breeze fan, shutter to fresh air outlet 22, then it is sent into and dries after the heating of the second heat exchanger 17
Room.
When drying room blower fan reacting cycle：Circulating fan A18 reversions, circulating fan B19 are rotated forward, i.e. circulating fan A18 is back
Wind wind turbine, circulating fan B19 are breeze fan.The heat of second heat exchanger 17 is brought by circulating fan A18 and circulating fan B19
In drying chamber, to make drying room temperature increase.When reaching hydrofuge condition, Electric air valve B15 is opened, wet-emitting blower 12, breeze fan
Start, high temperature and humidity air is sent into third heat exchanger 13 and fresh air through air draft import B20, Electric air valve B15, by wet-emitting blower 12
It after heat exchange, is discharged through exhaust outlet 24, then is discharged after First Heat Exchanger 2 absorbs partial heat.Fresh air enters third through fresh wind port
After heat exchanger 13 heats up, through breeze fan, shutter to fresh air outlet 22, then it is sent into and dries after the heating of the second heat exchanger 17
Room.
Heat pump system includes mainly outdoor fan 1, First Heat Exchanger 2, compressor 3, economizer 4, main road expansion valve 5, auxiliary
Road expansion valve 6, device for drying and filtering 7, four-way reversing valve 8, gas-liquid separator 9, liquid storage device 10, the second heat exchanger 17.Compressor 3
The refrigerant gas of the high temperature and pressure of discharge, D mouths through four-way reversing valve 8 with C mouthfuls, into 17 heat release of the second heat exchanger after become
Then the liquid refrigerant of high temperature and pressure is divided into two-way, all the way through bypass expansion valve 6 after liquid storage device 10, device for drying and filtering 7
Enter after throttling after economizer 4 evaporates and enter 3 puff prot of compressor, reduces the delivery temperature of compressor 3, another way enters economy
Device 4 becomes the gas-liquid two-phase mix refrigerant of low-temp low-pressure after the throttling of main road expansion valve 5 again after cooling down, changed subsequently into first
Hot device 2, which absorbs the heat evaporating completely in outdoor environment, becomes the gaseous refrigerant of low-temp low-pressure, then through four-way reversing valve 8
E mouthfuls and S mouthfuls, the gas returning port of compressor 3 is returned to by gas-liquid separator 9, completes entire refrigeration cycle.
Temperature and humidity control system 14 carries out heating cycle, defrosting, row automatically according to user setting and preset control logic
Wet equal control, realizes intelligentized control method.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of monoblock type, reverse circulation air source heat pump Drying unit, which is characterized in that including machine unit shell, the unit
Partition board is installed in shell, air port one, air port two, fresh wind port are provided on partition board, circulated air is installed in the machine unit shell
System, fresh air system, heat pump system, temperature and humidity control system；
The wind circulating system includes the circulating fan A being mounted on machine unit shell, circulating fan B, Electric air valve A, electronic wind
It is set on the inside of valve B, wet-emitting blower, breeze fan, self hang down type shutter or Electric air valve C, the circulating fan A, circulating fan B
It is equipped with the second heat exchanger, the second heat exchanger is arranged between air port one, air port two, and the other side of partition board is installed that is, at air port one
There is Electric air valve A, Electric air valve B is installed at air port two, the exit of the wet-emitting blower is provided with third heat exchanger, third
First Heat Exchanger is provided with above the outlet of heat exchanger, the top of First Heat Exchanger is outdoor fan, the outdoor fan installation
On machine unit shell；
The fresh air system includes the air inlet being mounted on machine unit shell, and fresh air enters third heat exchanger through air inlet and heats up,
Breeze fan, self hang down type shutter or Electric air valve C through fresh air system are recycled in the second heat exchanger to fresh air outlet
It is sent into room to be dried from circulating fan A or circulating fan B after heat in wind system；
The heat pump system is connected to the second heat exchanger, and carries out energy exchange with the second heat exchanger.
2. monoblock type according to claim 1, reverse circulation air source heat pump Drying unit, which is characterized in that heat pump system
System includes outdoor fan, First Heat Exchanger, compressor, economizer, main road expansion valve, bypass expansion valve, device for drying and filtering, four-way
Reversal valve, gas-liquid separator, liquid storage device, the second heat exchanger, the exhaust outlet of compressor and the D mouths of four-way reversing valve connect, compression
The outlet of the gas returning port of machine and gas-liquid separator connects, and the puff prot of compressor is connect with economizer, the S mouths of four-way reversing valve and
The import of gas-liquid separator connects, and the C mouths of four-way reversing valve are connect with the second heat exchanger, and the E mouths of four-way reversing valve are changed with first
Hot device connection, the outlet of the second heat exchanger are connect with liquid storage device, and liquid storage device is connect with device for drying and filtering, and two are divided to after device for drying and filtering
Road enters economizer after the throttling of bypass expansion valve all the way and evaporates, and subsequently into compressor puff prot, another way enters economizer
After cooling, enter First Heat Exchanger after the throttling of main road expansion valve.
3. monoblock type according to claim 2, reverse circulation air source heat pump Drying unit, which is characterized in that described
Wet-emitting blower, self hang down type shutter or Electric air valve C are provided between three heat exchangers and fresh air outlet, according to cycle when hydrofuge
The direction of rotation of wind A or circulating fan B control self hang down type shutter by temperature and humidity control system or Electric air valve C are opened, electricity
Dynamic air-valve A and Electric air valve B is not opened simultaneously.
4. monoblock type according to claim 3, reverse circulation air source heat pump Drying unit, which is characterized in that it is described from
New wind filter is installed at the air outlet of vertical formula shutter or Electric air valve C.
5. monoblock type according to claim 1, reverse circulation air source heat pump Drying unit, which is characterized in that described to follow
Ring wind turbine A and ring wind turbine B is two, and the second heat exchanger is V-structure, and the second heat exchanger is arranged in circulating fan A and cycle
The centre position of wind turbine B.
6. monoblock type according to claim 5, reverse circulation air source heat pump Drying unit, which is characterized in that described to follow
The direction of rotation of ring wind turbine A and circulating fan B are opposite.
7. monoblock type according to claim 2, reverse circulation air source heat pump Drying unit, which is characterized in that the pressure
Contracting machine is air injection enthalpy-increasing compressor, and number of compressors is at least one.
8. according to claim 1-7 any one of them monoblock type, reverse circulation air source heat pump Drying unit, feature exists
In the air port one, air port two are located at the second heat exchanger both sides, and fresh air outlet is located among the second heat exchanger, the unit
Fresh air air inlet is provided on shell, the fresh air outlet is arranged in parallel with fresh air air inlet.
9. monoblock type according to claim 8, reverse circulation air source heat pump Drying unit, which is characterized in that described
One heat exchanger the angle ranging from any number between 5-60 degree, the outdoor fan peace from the horizontal by certain angle
Above First Heat Exchanger, the number of units of outdoor fan is at least one.
10. monoblock type according to claim 1, reverse circulation air source heat pump Drying unit, which is characterized in that described
The shell and partition board of two heat exchangers and circulating fan part are thermal insulation material, the thermal insulation material be spliced by polylith thermal insulation board and
At；Operator control panel is installed, the operator control panel is electrically connected with temperature and humidity control system on the machine unit shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820068334.6U CN207894215U (en) | 2018-01-16 | 2018-01-16 | A kind of monoblock type, reverse circulation air source heat pump Drying unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820068334.6U CN207894215U (en) | 2018-01-16 | 2018-01-16 | A kind of monoblock type, reverse circulation air source heat pump Drying unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207894215U true CN207894215U (en) | 2018-09-21 |
Family
ID=63552328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820068334.6U Active CN207894215U (en) | 2018-01-16 | 2018-01-16 | A kind of monoblock type, reverse circulation air source heat pump Drying unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207894215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990699A (en) * | 2018-01-16 | 2018-05-04 | 河南中瑞制冷科技有限公司 | A kind of monoblock type, reverse circulation air source heat pump Drying unit |
-
2018
- 2018-01-16 CN CN201820068334.6U patent/CN207894215U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990699A (en) * | 2018-01-16 | 2018-05-04 | 河南中瑞制冷科技有限公司 | A kind of monoblock type, reverse circulation air source heat pump Drying unit |
| CN107990699B (en) * | 2018-01-16 | 2023-07-14 | 河南中瑞制冷科技有限公司 | Integral positive and negative circulation air source heat pump drying unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108679870A (en) | A kind of warm and humid sub-control air-conditioning system with Fresh air handing function | |
| CN103912947B (en) | For fan coil and the heat pump of heat recovery fresh air conditioning group | |
| CN207035387U (en) | A kind of multifunctional split-type fresh air air conditioner for machine | |
| CN108167990A (en) | Passive room monoblock type fresh air conditioner dehumidifying integrated machine | |
| CN107270447A (en) | A kind of capillary radiation special air conditioner heat pump fresh air group and its control method | |
| CN109373480B (en) | Energy-saving purification air-conditioning system combining evaporative cooling and evaporative condensation | |
| CN106369718A (en) | Modular energy-saving refrigerating device for data center | |
| CN110748974B (en) | Air conditioning system and air conditioning system control method | |
| CN105042748B (en) | Machine room air conditioner | |
| CN107990699A (en) | A kind of monoblock type, reverse circulation air source heat pump Drying unit | |
| CN110748973A (en) | Air conditioning system and air conditioning system control method | |
| CN207894215U (en) | A kind of monoblock type, reverse circulation air source heat pump Drying unit | |
| CN206113186U (en) | A energy -conserving refrigerating plant of modularization for data center | |
| CN108443960A (en) | A kind of VRF Air Conditioning System with fresh air function | |
| CN107289563A (en) | Reheating type heat pump recuperation of heat air-conditioner set | |
| CN210165484U (en) | Temperature-adjusting type swimming pool dehumidifier device through adjusting flow direction of refrigerant | |
| CN209819742U (en) | Variable-frequency multi-connected radiation heating and refrigerating air conditioning system | |
| CN208936579U (en) | A kind of fresh air conditioner system of independent temperature-humidity control | |
| CN215832055U (en) | Indoor air processing system | |
| CN110455067A (en) | Double stage heat pump runner combined type silo drying system | |
| CN1322273C (en) | Small-sized central air conditioning system with fresh air | |
| WO2015050368A1 (en) | System for generating electricity using air heat source | |
| CN212488421U (en) | Solar heat pump drying system with open-close type circulation | |
| CN208998444U (en) | Overhead type heat pump baking room | |
| CN108489144A (en) | A kind of drying system using overlapping multiple heat pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |