CN206420102U - A kind of VMC of active heat exchange - Google Patents
A kind of VMC of active heat exchange Download PDFInfo
- Publication number
- CN206420102U CN206420102U CN201720045566.5U CN201720045566U CN206420102U CN 206420102 U CN206420102 U CN 206420102U CN 201720045566 U CN201720045566 U CN 201720045566U CN 206420102 U CN206420102 U CN 206420102U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- air
- heat
- vmc
- ajutage
- 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.)
- Expired - Fee Related
Links
Landscapes
- Central Air Conditioning (AREA)
Abstract
The utility model discloses a kind of VMC of active heat exchange, including heat pump, pressure fan, exhaust blower, ajutage, exhaust duct, heat exchanger A and heat exchanger B, one end of the ajutage is connected with pressure fan, the other end is communicated with interior, and the heat exchanger A is fixedly installed in ajutage；One end of the exhaust duct is connected with exhaust blower, and the other end is communicated with interior, and the heat exchanger B is fixedly installed in exhaust duct；The heat pump is connected by refrigerant pipe with heat exchanger A and heat exchanger B respectively, and the heat exchanger A is connected by refrigerant pipe with heat exchanger B；Wherein, the heat exchanger A is evaporator or condenser, and the heat exchanger B is condenser or evaporator.The utility model can make full use of the remaining temperature for the room air discharged in exhaust duct to be exchanged heat, heat exchanger effectiveness greatly improved, solve the low defect of the heat exchanger effectiveness of existing VMC in VMC using heat pump progress active heat transfer.
Description
Technical field
The utility model is related to VMC technical field, more particularly to a kind of VMC of active heat exchange.
Background technology
Passive type heat exchanger being carried existing conventional pipelines formula VMC, the principle of its heat exchanger is by outdoor more
The air of entrance and the air of indoor extraction enter a hierarchical channel, the matchmaker that room air and outdoor air pass through layering jointly
It is situated between（Usually sheet metal or cardboard）Carry out the cold and hot exchange of conduction-type.But traditional VMC heat exchanger exist it is following not
Foot：One is that efficiency is low, and peak efficiency is difficult, more than 75%, to be typically only capable to reach 40-50%, two be due to passive type heat exchange, only
To carry out indoor and outdoor air temperature to mix average, when causing the indoor and outdoor temperature temperature difference big, when outdoor air is got in still with
Indoor air temperature excessive temperature differentials, such as interior 20Co, outdoor -10Co, then the air most multipotency got in by passive type heat exchanger
It is heated to 0CoLeft and right, differs still very big with indoor air temperature, and temperature still reaches 10C more than the outdoor air of dischargeoLeft and right, it is remote high
In outside air temperature, waste heat wastes huge.
In order to solve the above-mentioned technical problem, following technology is proposed in the prior art：
Prior art if Chinese patent notification number is " CN102331058 " discloses a kind of temperature on January 25th, 2012
The fresh air formula SPLIT AIR-CONDITIONING SYSTEM of humidity-independent control, its technical scheme includes a heat pump type air conditioning system and fresh air delivery system
System.The fresh air split-type air conditioner of the independent temperature-humidity control can carry out refrigeration and heat circulation；Summer, splitting heat pump air conditioner
Refrigeration duty in system process chamber, VMC is to indoor feeding fresh air, while humidity load in process chamber；It is winter, split type
Thermic load in heat pump type air conditioning system process chamber, VMC is to indoor feeding fresh air.But in actual application, the patent
Remain following defect：First, the patent simply adds fresh air within air-conditioning systems, i.e., by common air-conditioning in machine suction chamber
Air progress heat exchange becomes suction outdoor air and enters heat exchange, and outdoor air and the room air temperature difference are bigger, be to more
The air of the big temperature difference carries out temperature adjustment, more consumes energy；2nd, the design that the patent is carried out not directed to duct type fresh air, simply
Because introducing outdoor air, therefore can be blown, and the air of introducing can be also purified with pipeline, but this design only for
Air inlet adjustment, air-out is not utilized completely.3rd, outdoor air is ceaselessly sent into interior, then indoor air can be discharged accordingly
Volume, the air that interior is discharged then maintains corresponding room temperature, and larger with outside air temperature gap, this part temperature difference is in the patent
In do not utilized completely, waste it is huge.
In addition, existing air-conditioning, either window integrated air conditioner or split-type air conditioner, can not be handed in existing heat
Parallel operation link sends into outdoor fresh air, is only that suction room air carries out heat exchange, outdoor unit only sucks outdoor air and carries out hot friendship
Change, what the air of indoor and outdoor was completely separate, it is impossible to pass through the ventilation that air conditioner completes indoor and outdoor.
Utility model content
The purpose of this utility model is to overcome the above-mentioned problems in the prior art that there is provided a kind of active heat exchange
VMC, the utility model can in VMC using heat pump carry out active heat transfer, make full use of in exhaust duct arrange
The remaining temperature of the room air gone out is exchanged heat, and heat exchanger effectiveness greatly improved, and solves the heat of VMC in the prior art
The low defect of exchange efficiency.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of VMC of active heat exchange, it is characterised in that：Including heat pump, pressure fan, exhaust blower, ajutage,
Exhaust duct, heat exchanger A and heat exchanger B, one end of the ajutage are connected with pressure fan, and the other end is communicated with interior, institute
Heat exchanger A is stated to be fixedly installed in ajutage；One end of the exhaust duct is connected with exhaust blower, and the other end is communicated with interior,
The heat exchanger B is fixedly installed in exhaust duct；The heat pump passes through refrigerant pipe and heat exchanger A and heat exchanger respectively
B connections, the heat exchanger A is connected by refrigerant pipe with heat exchanger B；Wherein, the heat exchanger A is evaporator or cold
Condenser, the heat exchanger B is condenser or evaporator.
Described VMC also includes air cleaner, and the air cleaner is connected with pressure fan.
Described VMC also includes casing, and the heat pump, pressure fan, exhaust blower, ajutage and exhaust duct are respectively mounted
In casing.
Using the utility model has the advantage of：
First, VMC is combined by the utility model with heat pump, and active heat transfer is carried out by heat pump, solves existing skill
The problem of heat exchanger effectiveness of VMC is not high in art, after the system, can make full use of the interior discharged in exhaust duct
The temperature of air, using the heat exchange of heat pump, can make heat exchanger effectiveness meet and exceed 100%.
2nd, the utility model can be purified by air cleaner to the air got in, clean to indoor feeding
Only（Dustless or micronic dust）Air, while discharging the indoor air containing pernicious gases such as formaldehyde, toluene, CO2, substantially improves room
Interior air quality.
3rd, because the system is using heat pump progress active heat transfer, using the efficiency of heat pump, it can accomplish to enter by ajutage
The air themperature for entering interior is higher than indoor air temperature in cold day, or the air themperature got at hot day is less than Indoor Air
Temperature, therefore alternative or part substitutes existing air-conditioning system or heating system.
4th, because the system is the active heat transfer in having the fresh air pipeline of air cleaning unit, heat exchange therein
Device（Condenser and evaporator）Air heat exchange is carried out in pure air environment, thus it is periodically clear without carrying out during use
It is clean, and very high heat exchanger effectiveness can be kept in whole lifetime, will not be as existing air-conditioning system because of dust
Attachment reduces heat exchanger effectiveness on the heat exchanger.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model
Mark in figure for：1st, heat pump, 2, pressure fan, 3, exhaust blower, 4, ajutage, 5, exhaust duct, 6, heat exchanger A,
7th, heat exchanger B, 8, air cleaner, 9, casing, 10, refrigerant pipe, 11, indoor.
Embodiment
A kind of VMC of active heat exchange, including heat pump 1, pressure fan 2, exhaust blower 3, ajutage 4, exhaust duct 5,
Heat exchanger A6 and heat exchanger B7, one end of the ajutage 4 is connected with pressure fan 2, and the other end is communicated with interior 11, described
Heat exchanger A6 is fixedly installed in the passage of ajutage 4；One end of the exhaust duct 5 is connected with exhaust blower 3, the other end and room
Interior 11 are communicated, and the heat exchanger B7 is fixedly installed in the passage of exhaust duct 5；The heat pump 1 passes through two refrigerant pipes respectively
Road 10 is connected with heat exchanger A6 and heat exchanger B7, and the heat exchanger A6 is connected by refrigerant pipe 10 and heat exchanger B7
Connect.During work, air intake in VMC is carried out with heat pump 1, heat exchanger A6 and heat exchanger B7, the active thermal of air draft is handed over
Change.
In the utility model, described VMC can also include casing 9, the heat pump 1, pressure fan 2, exhaust blower 3,
Ajutage 4 and exhaust duct 5 are installed in casing 9, and only ajutage 4 and exhaust duct 5 are connected with indoor 11 pipeline.
In the utility model, described VMC also includes air cleaner 8, the air cleaner 8 and pressure fan 2
Connection.Further, the installation site of the air cleaner 8 is interchangeable, you can between ajutage 4 and pressure fan 2, or
It can be arranged between ajutage 4 and indoor 11 pipeline.
In the utility model, the heat exchanger A6 be evaporator or condenser, the heat exchanger B7 be condenser or
Condenser and evaporator function can be exchanged by conversion valve in evaporator, the heat pump 1, to realize refrigeration and heat work(
The conversion of energy.Wherein, when heat exchanger A6 and heat exchanger B7 are respectively evaporator and condenser, the system is applied to system
Cold, when heat exchanger A6 and heat exchanger B7 is respectively condenser and evaporator, the system is applied to heat.Heat-production functions and
The implementation principle difference of refrigerating function is as follows：
Heating principle is：
Refrigerant is sent into heat exchanger A6 by heat pump 1 into high-temperature liquid state by gaseous compressed by refrigerant pipe 10, while outdoor
Air becomes pure air after air cleaner 8, then by entering after pressure fan 2 in ajutage 4 and heat exchanger A6
Refrigerant carries out heat exchange, heats clean air while the refrigerant cooling of high temperature, becomes higher than outside air temperature and interior 11
The warm pure air of room temperature gets in 11 and mixed with indoor 11 existing air, and the air of interior 11 is added
Heat；Indoor 11 mixed air enter back into heat exchanger B7 by exhaust duct 5, while the liquid cooled in heat exchanger A6
Refrigerant enters heat exchanger B7 by refrigerant pipe 10, and then liquid refrigerants carries out evaporating in pipeline becoming in heat exchanger B7
Gaseous coolant, this evaporation process can absorb the heat of surrounding, be entered the temperature by the air of exhaust duct 5 by heat exchanger B7
Row absorbs, and after this absorption process, refrigerant becomes normal temperature gaseous state and returns to heat pump 1 by refrigerant pipe 10 and circulate foregoing whole
It is sent in process, exhaust duct 5 by the air of absorption heat by air exhauster in outside atmosphere, the air themperature of submitting is less than outdoor
Temperature.The circulation of this process can both improve ceaselessly to the clean fresh air higher than indoor 11 temperature of the feeding of interior 11
The air quality of interior 11, again improves the temperature of interior 11.
Refrigeration principle is：
Refrigerant is sent into heat exchanger B7 by heat pump 1 into high-temperature liquid state by gaseous compressed by refrigerant pipe 10, and refrigerant is in warm
Heat exchanger A6 is entered by refrigerant pipe 10 after cooling becomes after normal temperature in exchanger B7, while hot outdoor air passes through air
Become pure air after filter 8, then hot friendship is carried out by the refrigerant entered after pressure fan 2 in ajutage 4 and heat exchanger A6
Change, the refrigerant of normal temperature is evaporated in heat exchanger A6, and this evaporation process can absorb the heat of surrounding, passes through heat exchanger A6
The temperature of the hot-air in ajutage 4 is absorbed, after this absorption process, refrigerant becomes normal temperature gaseous state and by refrigerant pipe
Road 10 returns to heat pump 1 and circulates foregoing all processes, while the pure air for getting in 11 is cooled, becomes lower than outdoor
Temperature and the cold pure air of indoor 11 room temperature get in 11 and mixed with indoor 11 existing air, to interior 11
Air is cooled；Indoor 11 mixed air enter back into heat exchanger B7 by exhaust duct 5, because heat pump 1 is by heat exchange
The gaseous coolant that device A6 is returned becomes the liquid refrigerants of high temperature after being compressed, this high-temperature liquid state refrigerant is entered by refrigerant pipe 10
Enter heat exchanger B7, now pass through indoor 11 air of exhaust duct 5（Less than outside air temperature）It is cold with high temperature in heat exchanger B7
Matchmaker carries out temperature exchange, it is exchanged after, heated air is sent in outside atmosphere by air exhauster, and the air themperature of submitting is high
In outside air temperature, the refrigerant through over-heat-exchanger B7 is cooled to normal temperature and enters heat exchanger A6 by refrigerant pipe 10.This
The circulation of process can both improve interior 11 ceaselessly to the clean fresh air less than indoor 11 temperature of the feeding of interior 11
Air quality, reduce again interior 11 temperature.
Claims (3)
1. a kind of VMC of active heat exchange, it is characterised in that：Including heat pump（1）, pressure fan（2）, exhaust blower（3）、
Ajutage（4）, exhaust duct（5）, heat exchanger A（6）With heat exchanger B（7）, the ajutage（4）One end and pressure fan（2）
Connection, the other end and interior（11）Communicate, the heat exchanger A（6）It is fixedly installed on ajutage（4）It is interior；The exhaust duct（5）
One end and exhaust blower（3）Connection, the other end and interior（11）Communicate, the heat exchanger B（7）It is fixedly installed on exhaust duct
（5）It is interior；The heat pump（1）Pass through refrigerant pipe respectively（10）With heat exchanger A（6）With heat exchanger B（7）Connection, the heat
Exchanger A（6）Pass through refrigerant pipe（10）With heat exchanger B（7）Connection；Wherein, the heat exchanger A（6）For evaporator or
Condenser, the heat exchanger B（7）For condenser or evaporator.
2. a kind of VMC of active heat exchange as claimed in claim 1, it is characterised in that：Described VMC is also
Including air cleaner（8）, the air cleaner（8）With pressure fan（2）Connection.
3. a kind of VMC of active heat exchange as claimed in claim 1, it is characterised in that：Described VMC is also
Including casing（9）, the heat pump（1）, pressure fan（2）, exhaust blower（3）, ajutage（4）And exhaust duct（5）It is installed in casing
（9）It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045566.5U CN206420102U (en) | 2017-01-16 | 2017-01-16 | A kind of VMC of active heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720045566.5U CN206420102U (en) | 2017-01-16 | 2017-01-16 | A kind of VMC of active heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420102U true CN206420102U (en) | 2017-08-18 |
Family
ID=59571183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720045566.5U Expired - Fee Related CN206420102U (en) | 2017-01-16 | 2017-01-16 | A kind of VMC of active heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420102U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234308A (en) * | 2021-11-19 | 2022-03-25 | 广东伊斐净化科技有限公司 | Cold-heat compensation split type total heat exchange fresh air conditioning system and control method thereof |
-
2017
- 2017-01-16 CN CN201720045566.5U patent/CN206420102U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234308A (en) * | 2021-11-19 | 2022-03-25 | 广东伊斐净化科技有限公司 | Cold-heat compensation split type total heat exchange fresh air conditioning system and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205878363U (en) | Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature | |
| CN204665595U (en) | Tandem heat-recycling air treatment device | |
| CN101603715B (en) | Ground source heat pump air-conditioning system and air processing method thereof | |
| CN202149545U (en) | Fresh air fan set with heat recovery and humidification functions | |
| CN103322656A (en) | Heat recycling air conditioner set | |
| CN205641396U (en) | Double -cold -source fresh air conditioning unit | |
| CN201503085U (en) | Heat recovery fresh air handling unit | |
| CN205717538U (en) | Mixed ventilation heating air conditioning equipment | |
| CN101672512A (en) | Heat recovery fresh air unit with distributed cold and heat source | |
| CN205383723U (en) | Energy -saving evaporation cooling formula central air conditioning unit | |
| CN103727615A (en) | Evaporative condensation heat pump type total heat recovery fresh air unit | |
| CN101105347A (en) | Heating pump air conditioner capable of adjusting humidity | |
| CN201281431Y (en) | Thermal recovery fresh air unit with distributed cold and thermal sources | |
| CN101216225A (en) | Double temperature cold water/cold air unit | |
| CN101122406B (en) | Small central air conditioner set for separate processing for heat and humidity | |
| CN203586453U (en) | Evaporative condensation heat pump total heat recovery fresh air unit | |
| CN206817624U (en) | Heat-recovery heat pump fresh air purifying unit | |
| CN217109840U (en) | Integrated hot air unit with heat pipe and direct expansion machine combined | |
| CN111928408A (en) | Heat pipe waste heat recovery and reheating fresh air system | |
| CN107036194A (en) | The double low-temperature receiver dehumidifying fresh-air ventilation units of high-temperature water cooling | |
| CN202709344U (en) | Ice storage heat pump coupling multistage total heat recovery fresh air processor | |
| CN206420102U (en) | A kind of VMC of active heat exchange | |
| CN201138102Y (en) | Novel return energy recovery heat pump device with secondary humidifying cooling condenser | |
| CN102809193A (en) | Heat-recovering air conditioner | |
| CN102345920A (en) | Split heat recycling evaporating and condensing fresh air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20200116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |