CN206398880U - Interior circulation Fresh air handling units - Google Patents
Interior circulation Fresh air handling units Download PDFInfo
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- CN206398880U CN206398880U CN201621185851.9U CN201621185851U CN206398880U CN 206398880 U CN206398880 U CN 206398880U CN 201621185851 U CN201621185851 U CN 201621185851U CN 206398880 U CN206398880 U CN 206398880U
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- cooler
- fresh air
- handling units
- casing
- preheating device
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Abstract
A kind of interior circulation Fresh air handling units, it is characterized in that, the interior circulation Fresh air handling units include casing, pre-cooler, cryogenic system, preheating device and internal circulation apparatus, the relative two ends of the casing are respectively equipped with air intake port and air-supply port, the pre-cooler is arranged in the casing and close to the side of the air intake port, the preheating device is arranged in the casing and close to the side of the air-supply port, the cryogenic system is arranged between the pre-cooler and the preheating device, the internal circulation apparatus is connected between the pre-cooler and the preheating device, so that the medium in the internal circulation apparatus is circulated between the pre-cooler and the preheating device.By the above-mentioned means, the utility model interior circulation Fresh air handling units are in the case of power consumption identical, dehumidifying effect is stronger, and wind pushing temperature is more comfortable.
Description
Technical field
The utility model is related to field of heating ventilation air conditioning, more particularly to a kind of interior circulation Fresh air handling units.
Background technology
Fresh air, which is mainly, in heating ventilation air-conditioning system ensures that people's life, the air of workplace reach sanitary standard.In temperature
In humidity independent control air-conditioning system, temperature（Sensible heat）And humidity（Latent heat）Handled respectively by distinct device.Here temperature is
Refer to the body surface sensible temperature of human body, it is endless all referring to indoor air temperature.Temperature（Sensible heat）Handled by dry coil pipe or radiation air-conditioner, it is wet
Degree（Latent heat）Handled by VMC.
In humiture independence control air conditioner system, the dehumidifying of existing fresh air treatment system it is main by the dehumidifying of surface cooler depth,
Solution absorbs or the dehumidifying of solid particle adsorption deeply.The dehumidifying of surface cooler depth can meet dehumidification requirements, during dehumidifying,
Fresh air too low air temperature, human comfort is poor, also compares power consumption；Solution absorbs or the dehumidifying of solid particle adsorption deeply can expire
Sufficient dehumidification requirements, after solution or solid particle adsorption and dehumidification, the adsorption capacity regeneration of solution or solid particle needs to expend huge
Big energy, solution absorbs or the whole efficiency of solid particle adsorption deeply dehumidifying is relatively low.
The content of the invention
The utility model provides a kind of interior circulation Fresh air handling units, can solve the problem that the fresh air Air Temperature that prior art is present is spent
The problem of low, human comfort is poor, power consumption is high.
In order to solve the above technical problems, the technical scheme that the utility model is used is：A kind of interior circulation fresh air is provided
Unit, the interior circulation Fresh air handling units include casing, pre-cooler, cryogenic system, preheating device and internal circulation apparatus；
The relative two ends of the casing are respectively equipped with air intake port and air-supply port, and the pre-cooler is arranged at the case
In vivo and close to the side of the air intake port, the preheating device is arranged in the casing and close to the air-supply port
Side, the cryogenic system is arranged between the pre-cooler and the preheating device, and the internal circulation apparatus is connected to institute
State between pre-cooler and the preheating device, so that the medium in the internal circulation apparatus is in the pre-cooler and described pre-
Circulated between thermal.
Wherein, the pre-cooler includes precooling surface cooler and located at the pre- of described two relative sides of precooling surface cooler
SAPMAC method medium inlet and pre-cooling cycle media outlet；
The preheating device includes preheating surface cooler and the preheating located at two relative sides of the preheating surface cooler is followed
Ring medium inlet and warm-up cycle media outlet；
Medium in pre-cooler is after pre-cooling cycle media outlet discharge, by the internal circulation apparatus, from institute
Warm-up cycle medium inlet is stated into the preheating device, the medium in the preheating device is from the warm-up cycle media outlet
After discharge, by the internal circulation apparatus, enter the pre-cooler from the pre-cooling cycle medium inlet.
Wherein, the internal circulation apparatus includes two pipelines, wherein the two ends of a pipeline are respectively to connect
Pre-cooling cycle media outlet and the warm-up cycle medium inlet are stated, the two ends of another pipeline are described to connect respectively
Pre-cooling cycle medium inlet and the warm-up cycle media outlet.
Wherein, the cryogenic system includes deep cooling surface cooler and the refrigerant entrance located at the deep cooling surface cooler side
And refrigerant outlet；The medium of low temperature is inputted in the cryogenic system, the cryogenic system from the refrigerant entrance
Medium from the refrigerant export discharge.
Wherein, the internal circulation apparatus also includes water pump, and the water pump series connection is located therein on a pipeline, to promote
Medium is set to be circulated between the precooling surface cooler, the preheating surface cooler.
Wherein, the interior circulation Fresh air handling units also include centrifugal blower, and the centrifugal blower is in the casing, and position
Between the air-supply port and the preheating device, to control the air-supply end by controlling the velocity of rotation of centrifugal blower
Mouth sends out the speed and flow of fresh air.
Wherein, the casing be provided with condensate drain pan, the condensate drain pan located at the pre-cooler, the cryogenic system and
The underface of the preheating device, and the periphery edge of the condensate drain pan is connected with the casing, to precooling described in access
The condensate of device, the cryogenic system and the preheating device.
Wherein, the condensate drain pan bottom centre position is provided with discharge outlet, and the liquid of the condensate drain pan is discharged into institute
State outside casing.
Wherein, it is characterised in that the casing is thermal-insulating body.
The beneficial effects of the utility model are：It is different from the situation of prior art, the utility model interior circulation Fresh air handling units
Precooling surface cooler, deep cooling surface cooler and preheating surface cooler be set, fresh air after precooling again by deep cooling surface cooler cool-down dehumidification, newly
The water capacity of wind is lower, i.e., dehumidifying effect is stronger, and the fresh air after deep cooling surface cooler cool-down dehumidification is heated up by preheating surface cooler,
Indoor new air temperature is sent into closer to body surface sensible temperature, comfort level more preferably, thus in the case of power consumption identical, is removed
Wet ability is stronger, and wind pushing temperature is more comfortable.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the utility model interior circulation Fresh air handling units cross-sectional view.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, Fig. 1 is the utility model interior circulation Fresh air handling units cross-sectional view.
The utility model provides a kind of interior circulation Fresh air handling units, and the interior circulation Fresh air handling units include casing 1, pre-cooler
2nd, cryogenic system 4, preheating device 3 and internal circulation apparatus, the relative two ends of casing 1 are respectively equipped with air intake port 11 and air-supply port
12, pre-cooler 2 is arranged in casing 1 and close to the side of air intake port 11, and preheating device 3 is arranged in casing 1 and close
The side of air-supply port 12, cryogenic system 4 is arranged between pre-cooler 2 and preheating device 3, and internal circulation apparatus is connected to precooling
Between device 2 and preheating device 3, so that the medium in internal circulation apparatus is circulated between pre-cooler 2 and preheating device 3, it is interior
EGR recycles medium while coordinating pre-cooler 2 and preheating device 3 to realize to fresh air progress precooling, preheating,
Reduce power consumption.
Pre-cooler 2 includes precooling surface cooler 21 and the pre-cooling cycle located at 21 two relative sides of precooling surface cooler is situated between
Matter entrance 23 and pre-cooling cycle media outlet 22, preheating device 3 include preheating surface cooler 31 and located at 31 liang of surface cooler of preheating
The warm-up cycle medium inlet 33 of individual relative side and warm-up cycle media outlet 32.
Specifically, as shown in figure 1, the side of precooling surface cooler 21 top is provided with pre-cooling cycle media outlet 22, precooling
The side of surface cooler 21 lower section is provided with pre-cooling cycle medium inlet 23, and the side top of preheating surface cooler 31 is provided with warm-up cycle and is situated between
Matter entrance 33, the side lower section of preheating surface cooler 31 is provided with warm-up cycle media outlet 32.
Further, the medium in pre-cooler 2 is after the discharge of pre-cooling cycle media outlet 22, by internal circulation apparatus,
The medium entered from warm-up cycle medium inlet 33 in preheating device 3, preheating device 3 is discharged from warm-up cycle media outlet 32
Afterwards, by internal circulation apparatus, pre-cooler 2 is entered from pre-cooling cycle medium inlet 23.
Internal circulation apparatus includes pipeline 51 and pipeline 52, wherein the two ends of a pipeline 51 are respectively to connect pre-cooling cycle
Media outlet 22 and warm-up cycle medium inlet 33, the two ends of another pipeline 52 are respectively to connect pre-cooling cycle medium inlet
23 and warm-up cycle media outlet 32.
Preferably, in the present embodiment, pipeline 51 and pipeline 52 are made using coating steel pipe.
Cryogenic system 4 includes deep cooling surface cooler 41 and refrigerant entrance 43 located at the side of deep cooling surface cooler 41 and cold
Freeze media outlet 42；The medium of low temperature inputs cryogenic system 4 from refrigerant entrance 43, and the medium in cryogenic system 4 is from freezing
Media outlet 42 is discharged.
Specifically, the side of deep cooling surface cooler 41 top is provided with refrigerant outlet 42, the side of deep cooling surface cooler 41
Side is provided with refrigerant entrance 43.
Preferably, the factor such as comprehensive cost performance considers, in the present embodiment, precooling surface cooler 21, deep cooling surface cooler 41 and
Preheating surface cooler 31 adds hydrophilic film aluminum fin-stock to make using copper tube.
Internal circulation apparatus also includes water pump 6, and the series connection of water pump 6 is located therein on a pipeline 52, i.e. warm-up cycle medium goes out
Mouthfuls 32 and precooling change between medium inlet 23, with promote medium precooling surface cooler 21, preheat surface cooler 31 between circulate,
Water pump 6 can use centrifugal pipeline pump.
Further, interior circulation Fresh air handling units also include centrifugal blower 8, and centrifugal blower 8 is in the casing 1, and positioned at sending
Between wind port 12 and preheating device 3, to control air-supply port 12 to send out fresh air by controlling the velocity of rotation of centrifugal blower 8
Speed and flow.
Because fresh air dehumidification can have different degrees of condensate, casing on pre-cooler 2, cryogenic system 4 and preheating device 3
1 can be provided with condensate drain pan 7, and condensate drain pan 7 is located at the underface of pre-cooler 2, cryogenic system 4 and preheating device 3, and condenses
The periphery edge of water pond 7 is connected with casing 1, to the condensate of access pre-cooler 2, cryogenic system 4 and preheating device 3, keeps away
Exempting from condensation dilutional hyponatremia influences each device normal work.
Further, the bottom centre position of condensate drain pan 7 is provided with discharge outlet 71, and the liquid of condensate drain pan 7 is discharged into case
Outside body 1.
Preferably, casing 1 can be thermal-insulating body, and protection, heat-insulated function can be provided for whole unit.
It should be noted that in the present embodiment, circulatory mediator is water, in other embodiments, circulatory mediator can be
Other.
For example, interior circulation Fresh air handling units saddlebag step containing three below：
1. fresh air is introduced by air intake port 11, by the precooling of precooling surface cooler 21, new air temperature is slightly reduced, and water capacity is omited
Shade small, humidity is substantially close to 100%.
2. the fresh air after precooling is cooled down by the depth of deep cooling surface cooler 41, new air temperature declines to a great extent, and water capacity significantly subtracts
Small, humidity is down to human comfort's scope.
3. the fresh air after depth cooling is preheated by preheating surface cooler 31, new air temperature is slightly raised, and water capacity is constant, in advance
Fresh air after heat sends into interior by centrifugal blower 8 by air-supply port 12.
In whole process, recirculated water is delivered to pre-cooling cycle medium inlet 23 by pipeline 52 and enters precooling table by water pump 6
Recirculated water in cooler 21, precooling surface cooler 21 absorbs the fresh air energy by the fin of precooling surface cooler 21, and circulating water temperature is small
Width is raised, and the recirculated water after heating is flowed out by pre-cooling cycle media outlet 22, and warm-up cycle medium inlet 33 is flow to through pipeline 51,
Recirculated water enters preheating surface cooler 31 by warm-up cycle medium inlet 33, and preheating is absorbed by the fresh air for preheating the fin of surface cooler 31
Recirculated water energy in surface cooler 31, circulating water temperature is slightly reduced, and the recirculated water after cooling is exported by pre- hotlist circulatory mediator
32 outflows, interior water pump 6 is back to through pipeline 52.Recirculated water passes through the energy absorbed during precooling surface cooler 21 and is equal to circulation during this
The energy released when water is by preheating surface cooler 31.Meanwhile, low temperature chilled water enters deep cooling surface cooler by refrigerant entrance 43
41, and with the fresh air sufficient heat exchange by the fin of deep cooling surface cooler 41, fresh air cooled down by depth, after chilled water temperature rise by
Flow out refrigerant outlet 42.
In summary, indoor new air temperature is sent into closer to people after the processing of the utility model interior circulation Fresh air handling units
Body body surface sensible temperature, more preferably, thus in the case of power consumption identical, dehumidifying effect is stronger, and wind pushing temperature is more comfortable for comfort level.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is all
It is the equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or directly or indirectly uses
In other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (9)
1. a kind of interior circulation Fresh air handling units, it is characterised in that the interior circulation Fresh air handling units include casing, pre-cooler, deep cooling
Device, preheating device and internal circulation apparatus；
The relative two ends of the casing are respectively equipped with air intake port and air-supply port, and the pre-cooler is arranged in the casing
And close to the side of the air intake port, the preheating device is arranged in the casing and close to the one of the air-supply port
Side, the cryogenic system is arranged between the pre-cooler and the preheating device, and the internal circulation apparatus is connected to described
Between pre-cooler and the preheating device, so that the medium in the internal circulation apparatus is in the pre-cooler and the preheating
Circulated between device.
2. interior circulation Fresh air handling units according to claim 1, it is characterised in that the pre-cooler includes precooling surface cooler
With the pre-cooling cycle medium inlet located at described two relative sides of precooling surface cooler and pre-cooling cycle media outlet；
The preheating device includes preheating surface cooler and the warm-up cycle located at two relative sides of the preheating surface cooler is situated between
Matter entrance and warm-up cycle media outlet；
Medium in pre-cooler is after pre-cooling cycle media outlet discharge, by the internal circulation apparatus, from described pre-
The medium that hot circulating medium entrance enters in the preheating device, the preheating device is discharged from the warm-up cycle media outlet
Afterwards, by the internal circulation apparatus, the pre-cooler is entered from the pre-cooling cycle medium inlet.
3. interior circulation Fresh air handling units according to claim 2, it is characterised in that the internal circulation apparatus includes two pipes
Road, wherein the two ends of a pipeline enter to connect the pre-cooling cycle media outlet and the warm-up cycle medium respectively
Mouthful, the two ends of another pipeline go out to connect the pre-cooling cycle medium inlet and the warm-up cycle medium respectively
Mouthful.
4. interior circulation Fresh air handling units according to claim 3, it is characterised in that the cryogenic system includes deep cooling surface cooler
Exported with the refrigerant entrance located at the deep cooling surface cooler side and refrigerant；The medium of low temperature is situated between from the freezing
The medium that matter entrance is inputted in the cryogenic system, the cryogenic system is exported from the refrigerant and discharged.
5. interior circulation Fresh air handling units according to claim 4, it is characterised in that the internal circulation apparatus also includes water pump,
The water pump series connection is located therein on a pipeline, to promote medium in the precooling surface cooler, the preheating surface cooler
Between circulate.
6. interior circulation Fresh air handling units according to claim 1, it is characterised in that the interior circulation Fresh air handling units also include from
Heart blower fan, the centrifugal blower is located between the air-supply port and the preheating device in the casing, to pass through
The velocity of rotation of centrifugal blower is controlled to control the air-supply port to send out the speed and flow of fresh air.
7. interior circulation Fresh air handling units according to claim 1, it is characterised in that the casing is provided with condensate drain pan, described
Condensate drain pan is located at the underface of the pre-cooler, the cryogenic system and the preheating device, and the condensate drain pan
Periphery edge is connected with the casing, the condensation to pre-cooler, the cryogenic system and the preheating device described in access
Water.
8. interior circulation Fresh air handling units according to claim 7, it is characterised in that the condensate drain pan bottom centre position is set
There is discharge outlet, the liquid of the condensate drain pan is discharged outside the casing.
9. interior circulation Fresh air handling units according to claim 8, it is characterised in that the casing is thermal-insulating body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621185851.9U CN206398880U (en) | 2016-11-04 | 2016-11-04 | Interior circulation Fresh air handling units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621185851.9U CN206398880U (en) | 2016-11-04 | 2016-11-04 | Interior circulation Fresh air handling units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206398880U true CN206398880U (en) | 2017-08-11 |
Family
ID=59508318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621185851.9U Expired - Fee Related CN206398880U (en) | 2016-11-04 | 2016-11-04 | Interior circulation Fresh air handling units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206398880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000312A (en) * | 2018-06-08 | 2018-12-14 | 同济大学 | Monoblock type heat pump heat reclamation type fresh air dehumidifier with interior circulation pattern |
-
2016
- 2016-11-04 CN CN201621185851.9U patent/CN206398880U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000312A (en) * | 2018-06-08 | 2018-12-14 | 同济大学 | Monoblock type heat pump heat reclamation type fresh air dehumidifier with interior circulation pattern |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181128 Address after: 518000 Workshop No. 3303, No. 111 Huanguanzhong Road, Songyuanxia Community, Guanhu Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Delox Technology Co., Ltd. Address before: 518000 Ruixiangyuan R Block 402, Four Seasons Flower City, Bantian Street, Longgang District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN BEIZHEN TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170811 Termination date: 20191104 |
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| CF01 | Termination of patent right due to non-payment of annual fee |