CN207648996U - A kind of Passive cooling heating air-conditioner system of direct-expansion-type - Google Patents
A kind of Passive cooling heating air-conditioner system of direct-expansion-type Download PDFInfo
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- CN207648996U CN207648996U CN201721693643.4U CN201721693643U CN207648996U CN 207648996 U CN207648996 U CN 207648996U CN 201721693643 U CN201721693643 U CN 201721693643U CN 207648996 U CN207648996 U CN 207648996U
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Abstract
The utility model discloses a kind of Passive cooling heating air-conditioner systems of direct-expansion-type, include the outdoor cold and heat source apparatus being connected by cold and hot matchmaker's conveyance conduit and indoor heat-exchanger rig, the interior heat-exchanger rig is mounted in indoor below ground or side wall decorative layer, and at ground indoors or side wall decorative layer is equipped with and sends air port back to what heat-exchanger rig present position was connected.Indoor heat-exchanger rig in the Passive cooling heating air-conditioner system of the utility model direct-expansion-type uses ground concealed type, not only solve large space winter indoor air temperature gradient problem, increase indoor comfort, and indoor heat-exchanger rig shape can be hidden into indoor or combine interior decoration component layout, increase indoor aesthetics；Using passive heating air-conditioner, indoor heat-exchanger rig eliminates wind turbine by optimizing heat exchange structure, effectively reduces room noise.
Description
Technical field
The utility model is related to a kind of heating of the Passive cooling of air-conditioning system technical field more particularly to direct-expansion-type is empty
Adjusting system.
Background technology
In Modern Public Building, through coming constructing architecture spatial impression, glass frequently with large space and in conjunction with glass curtain wall
For curtain wall compared with common wall material, heat transfer coefficient is high, is the most active and most sensitive position of large space indoor and outdoor heat exchange,
Close to glass curtain wall side, cold and hot loss is big indoors, easily forms temperature and is subcooled (overheat) region, and amenity is poor, system energy consumption
Height is big particularly with the scale of construction, the deeper modern single building of depth, and inside and outside cooling and heating load is particularly thorny, and internal waste heat is big, although
Modern architectural functions are complete, comfort level require it is high, it is desirable that system supplies Cooling and Heat Source simultaneously, is limited and interior by glass curtain wall structure
The requirement of beautiful decoration, conventional heating and refrigeration end-equipment can not be installed or even if installation, whole decorative effect are poor.
The mode sent with side is sent on heat supply in winter air-conditioning system generally use top in large space, but often because supply air temperature difference compared with
Greatly, often cause upper air temperature high, lower air temperature is low, the vertical temperature gradient distribution of room air it is obvious that
This vertical temperature gradient of air is particularly problematic in large space.In order to which the vertical temperature gradient for solving this air is existing
As, the measure one that can be taken at present be by increasing design heating load, under the precondition for ensureing occupied zone comfort,
This vertical temperature gradient phenomenon is allowed to exist, another measure is exactly to be disturbed by way of increasing air outlet and exporting overbottom pressure
Dynamic indoor air flow flow direction, and then improve indoor vertical temperature gradient, although indoor comfort can obtain certain change
It is kind, but both processing side's measures not only increase investment, but also extremely waste of energy.
In Residential Building especially high-end residential, in order to pursue the comfort of indoor changes in temperature to greatest extent, lead to
Chang Xiaji realizes room using the single cold air conditioning system in center, winter using Radiant Floor Heating System or radiator heating system
Interior comfort, but not only initial cost is larger but also its system complex for this solution.
Utility model content
The purpose of this utility model is to provide a kind of passive heating air-conditioner system of the ground concealed type of direct-expansion-type, as
A kind of novel cold and heat supply system is particularly suitable for the large space that side wall is glass curtain wall and the indoor house for having hot-cool demand
Building, to solve the problems, such as that bad existing cold and heat supply system effect and system complex, initial cost are high.
A kind of Passive cooling heating air-conditioner system of direct-expansion-type, includes the room being connected by cold and hot matchmaker's conveyance conduit
Outer cold and heat source apparatus and indoor heat-exchanger rig, the interior heat-exchanger rig are mounted on indoor below ground or side wall decorative layer
Interior, at ground indoors or side wall decorative layer is equipped with and sends air port back to what indoor heat-exchanger rig present position was connected, changes
The fresh air interface that is connected with fresh air pipeline is reserved in thermal.
The heating air-conditioner system of the utility model be suitable for the larger place of winter airs temperature gradient such as large space and
There is the residential housing of heating and cooling demand in interior, can be effectively prevented from air-supply and be difficult to send to workspace and system complex, just throws
High problem is provided, can also solve the problems, such as summer cooling, heat supply in winter simultaneously.
The indoor heat-exchanger rig is hidden to below flooring or in interior side wall decorative layer in the utility model,
And can be combined well with ground, wall decoration, send mode, advantage to be not destroy indoor suspended ceiling shape relative to existing top
Formula is conducive to reach indoor aesthetic effect.
Indoor heat-exchanger rig can optimize Room air distribution design by sending air port back to, be completed in a manner of free convection cold
The heat exchange of matchmaker-air, noiseless generate, and by the adjusting of cold medium flux when work, realize the control of indoor temperature, improve indoor
Comfort level.
Preferably, a part of interior side wall is glass curtain wall or exterior window.
Especially this reality is used in the residential housing for having hot-cool demand with interior for the public building using glass curtain wall
With new type of passive cooling heating air-conditioner system, the utility model effect can be further played and be embodied, glass is on the one hand met
The limitation of glass curtain wall construction, in addition it can the requirement of both in-door beautiful decoration.
Preferably, the Passive cooling heating air-conditioner system uses refrigerant as heat transferring medium.For example, R134A,
R410A, R407C, R32, R1234yf, R234ze, R161, R22 etc..
Compared with using water as the system of heat transferring medium, using refrigerant as heat transferring medium, whole system is by significantly
Simplify, an outdoor cold and heat source apparatus can connect more indoor heat-exchanger rigs, easy to install and use, can very flexible adaptation it is each
The use of a different places；Due to having lacked intermediate heat transfer medium, whole system energy consumption substantially reduces.
Preferably, the utility model Passive cooling heating air-conditioner system is cold by cold and hot matchmaker's conveyance conduit and outdoor
Heat power supply device and indoor heat-exchanger rig form.It does not need to configure additional equipment, it is opposite on the whole to simplify, reduce answering for system
Polygamy, certainly indoor heat-exchanger rig can configure more as needed.
Preferably, the interior heat-exchanger rig includes the heat exchanger being connected to cold and hot matchmaker's conveyance conduit and collection
The condensed water collecting device of the generated condensed water of heat exchanger.In cooling, the condensed water that indoor heat-exchanger rig generates passes through gravity
The modes such as dirty enter condensed water collecting device.
The heat exchanger includes seamless copper tube and is fixed on the raffinal fin of seamless copper tube periphery.
Preferably, being equipped with filtration facility (or the air purification for closing on air blow and return oral area position in the interior heat-exchanger rig
Device).
The concrete form of filtration facility (or air cleaning unit) may be used filter screen or combine other functions such as sterilization,
The air-flow that disengaging indoor heat-exchanger rig present position can be purified keeps the clean air cleaning unit of indoor heat-exchanger rig, can
It selects in the prior art all multi-form.
The prior art itself may be used with regard to outdoor cold and heat source apparatus, such as (empty by compressor, outdoor heat exchange device
Gas-refrigerant heat exchanger), four-way reversing valve and throttle mechanism, each component unifies configuration control system as needed.
Preferably, the compressor in outdoor cold and heat source apparatus uses screw compressor or piston compressor.
Compressor is cold negative to the offer of indoor heat-exchanger rig by cold and hot matchmaker's conveyance conduit using fixed frequency or conversion system work
Lotus or thermic load.
It can be itself that cold and hot matchmaker's conveyance conduit itself detour is coiled to form with regard to heat exchanger, can also be independent set
It is standby, it is docked with cold and hot matchmaker's conveyance conduit by corresponding interface.It is as needed heat exchange on cold and hot matchmaker's conveyance conduit when work
Device matches electric expansion valve.
Preferably, being additionally provided with the lifting device being connected with the condensed water collecting device by pipeline.
Lifting device carrys out the condensed water of condensed water collecting device and defeated outward for example, by using forms such as water pumps, to receive
Go out.
Preferably, the interior heat-exchanger rig is additionally provided with shell, the heat exchanger is mounted in shell, and shell is included new
Wind interface, the position that shell sends air port back to described in are open area or setting grid.
Preferably, the separate structure for sending air port back to and being structure as a whole or being detachably connected, sends air port and institute back to
It is fixedly connected between the installation position at place.
It just sends air port back to itself, the forms such as netted or grid can also be used, easily facilitated when using integral structure
Installation；Include but not limited to be mutually inserted when using detachable connection, utilizes the forms such as connector；It can be as needed
There is certain load-bearing capacity.It sends back between air port and residing installation position and is fixed to each other, to avoid unnecessary shaking or mistake
Position, in addition can also be arranged sealing ring or sealing material between the periphery and residing installation position for sending air port back to, can also
Play cushioning effect.
The fresh wind port is connected with fresh air pipeline, and outdoor fresh air is sent into shell, and hot and cold air enters in induction room
Interior improves Room air distribution design.
Shell can be arranged in the interior heat-exchanger rig, and shell is open area or setting lattice towards the position in air port is sent back to
Grid, heat exchanger, filter screen, condensed water collecting device, lifting device and necessary circuit element may be mounted in shell.
The Passive cooling heating air-conditioner System Working Principle of the utility model direct-expansion-type is as follows：
1. heat supply scheme
Cross-ventilation recycles：When heat exchanger of the high temperature refrigerant by indoor heat-exchanger rig, high temperature refrigerant and heat exchanger week
Heat convection occurs for side room air, and room air and outdoor fresh air rise after being heated since density contrast generates buoyancy, heat exchange
Device periphery causes density to reduce since air rises, and the air in its indoor complementary space is since density contrast flows to heat exchanger, week
And renew, so as to complete indoor air convection heat exchange cycle.
Refrigerant circulation：
High temperature and pressure refrigerant becomes cryogenic high pressure refrigerant, cryogenic high pressure refrigerant is by throttling after indoor heat-exchanger rig
Device becomes low-temp low-pressure refrigerant, and low-temp low-pressure refrigerant passes through after outdoor evaporator, with outdoor air heat convection, passes through
After compressor compresses in outdoor unit, become high temperature and pressure refrigerant, then flows into indoor heat-exchanger rig.
2. cooling scheme：
Cross-ventilation recycles：When heat exchanger of the low temperature refrigerant by indoor heat-exchanger rig, low temperature refrigerant and heat exchanger week
Heat convection occurs for side room air, room air and outdoor fresh air temperature it is cooled after sunk due to density contrast, heat exchanger week
While causing density to increase since air sinks, the air on heat exchanger periphery is indoor since density contrast flows to, in cycles, to
Complete indoor air convection heat exchange cycle.
Refrigerant circulation：
Low-temp low-pressure refrigerant becomes high-temperature low-pressure refrigerant, high-temperature low-pressure refrigerant is by outdoor after indoor heat-exchanger rig
After compressor compresses in machine, become high temperature and pressure refrigerant, when high temperature and pressure refrigerant flows through outdoor condenser, with outdoor sky
After gas heat convection, become cryogenic high pressure refrigerant, cryogenic high pressure refrigerant passes through throttling set, becomes low-temp low-pressure refrigerant, low
Warm low pressure refrigerant completes refrigerant circulation after indoor heat exchanger.
Indoor heat-exchanger rig in the Passive cooling heating air-conditioner system of the utility model direct-expansion-type is dark using ground
Concealed not only solves large space winter indoor air temperature gradient problem, increases indoor comfort, and indoor heat exchange
Device shape can be hidden into indoor or combine interior decoration component layout, increase indoor aesthetics；Using passive heating
Air-conditioning, indoor heat-exchanger rig eliminate wind turbine by optimizing heat exchange structure, effectively reduce room noise.
Description of the drawings
Fig. 1 is the indoor vertical view for configuring the utility model Passive cooling heating air-conditioner system；
Fig. 2 is the indoor side view for configuring the utility model Passive cooling heating air-conditioner system；
Fig. 3 is the principle schematic of outdoor cold and heat source apparatus in the utility model Passive cooling heating air-conditioner system；
Fig. 4 is the structural schematic diagram of indoor heat-exchanger rig in the utility model Passive cooling heating air-conditioner system.
Specific implementation mode
Referring to Fig. 1, a kind of Passive cooling heating air-conditioner system of direct-expansion-type of the utility model, including pass through cold and hot matchmaker
The outdoor cold and heat source apparatus and indoor heat-exchanger rig that conveyance conduit is connected.
The improvement of the utility model emphasis is indoor section, especially suitable interior side wall whole or portion for usage scenario
It is divided into glass curtain wall.
Referring to Fig. 1 and Fig. 2,102 101 or less ground is configured with indoor heat-exchanger rig 100, ground indoors indoors
Place is equipped with sends air port back to what indoor heat-exchanger rig was connected to.Air port is sent back to up towards indoor arrangement, indoor heat-exchanger rig 100 can be with
Optimize Room air distribution design by sending air port back to, the heat exchange of refrigerant-air is completed in a manner of free convection, noiseless generates.
Arrow general diagram direction of air in Fig. 2.Indoor heat-exchanger rig 100 can be arranged more around interior side wall edge
It is a, to improve heat transfer effect.
The top of interior 102 is equipped with new wind turbine 103, is used for indoor conveying fresh air.New wind turbine 103 may be provided at outside wall
Wall or ceiling etc., interior 102 during fresh air is conveyed by wind path, in addition it can directly transport into indoor heat-exchanger rig 100, wind path
Using cold-rolled steel sheet, spray treatment, 103 quantity of new wind turbine can require to increase and decrease according to fresh air volume.
Indoor heat-exchanger rig can also be mounted in side wall and height is relatively low close to ground, then it is lateral to send air port back to
Arrangement, towards interior.
The utility model Passive cooling heating air-conditioner system is using refrigerant as heat transferring medium.For example, R134A,
R410A, R407C, R32, R1234yf, R234ze, R161, R22 etc..Outdoor cold and heat source apparatus itself may be used existing
There is technology, referring to Fig. 3, such as including compressor 14, screw compressor or piston compressor specifically may be used, for example, by using
Screw compressor may be used and determine frequency or conversion system work, by cold and hot matchmaker's conveyance conduit 15 to indoor heat-exchanger rig 100
Refrigeration duty or thermic load are provided.
It is additionally provided with that the gas-liquid separator 19 to match with compressor 14, four-way valve 16, (air-is cold for outdoor heat exchange device 18
Matchmaker's heat exchanger), electric expansion valve 21, check valve 20, and to adjust the fan 17 of 18 temperature of outdoor heat exchange device, each component
Unified configuration control system as needed.
Referring to Fig. 4, indoor heat-exchanger rig includes shell 1, and heat exchanger 2 is equipped in the inner space of shell.Heat exchanger can be with
It is that cold and hot matchmaker's conveyance conduit itself detour is coiled to form, is connected to outdoor cold and heat source apparatus by cold and hot matchmaker's conveyance conduit interface 7.
1 top of shell is open zone 4 corresponding with air port is sent back to, and open zone 4 can also be arranged grid, face in shell 1
The forms such as filter 3, such as filter screen are equipped at nearly open zone 4, filter 3 can purify disengaging air-flow, keep indoor heat exchange
The cleaning of device present position.
In order to which condensed water is discharged, condensed water collecting device i.e. drip tray 5, Yi Jiti is additionally provided in indoor heat-exchanger rig 100
Device, that is, draining pump 6 is risen, drip tray 5 connects condensate pipe 8 by piping connection draining pump 6, the outlet of draining pump 6.In cooling, room
The condensed water that interior heat-exchanger rig 100 generates enters drip tray 5 by the gravity modes such as flow down, and via draining pump 6 and condensed water
Pipe 8 is discharged.
Shell 1 is additionally provided with the fresh air interface 9 being connected with fresh air pipeline and manhole 10.
The Passive cooling heating air-conditioner System Working Principle of the utility model direct-expansion-type is as follows：
1. heat supply scheme
Cross-ventilation recycles：When heat exchanger of the high temperature refrigerant by indoor heat-exchanger rig, high temperature refrigerant and heat exchanger week
Heat convection occurs for side room air, and room air and outdoor fresh air rise after being heated since density contrast generates buoyancy, heat exchange
Device periphery causes density to reduce since air rises, and the air in its indoor complementary space is since density contrast flows to heat exchanger, week
And renew, so as to complete indoor air convection heat exchange cycle.
Refrigerant circulation：
High temperature and pressure refrigerant becomes cryogenic high pressure refrigerant, cryogenic high pressure refrigerant is by throttling after indoor heat-exchanger rig
Device becomes low-temp low-pressure refrigerant, and low-temp low-pressure refrigerant passes through after outdoor evaporator, with outdoor air heat convection, passes through
After compressor compresses in outdoor unit, become high temperature and pressure refrigerant, then flows into indoor heat-exchanger rig.
2. cooling scheme：
Cross-ventilation recycles：When heat exchanger of the low temperature refrigerant by indoor heat-exchanger rig, low temperature refrigerant and heat exchanger week
Heat convection occurs for side room air, room air and outdoor fresh air temperature it is cooled after sunk due to density contrast, heat exchanger week
While causing density to increase since air sinks, the air on heat exchanger periphery is indoor since density contrast flows to, in cycles, to
Complete indoor air convection heat exchange cycle.
Refrigerant circulation：
Low-temp low-pressure refrigerant becomes high-temperature low-pressure refrigerant, high-temperature low-pressure refrigerant is by outdoor after indoor heat-exchanger rig
After compressor compresses in machine, become high temperature and pressure refrigerant, when high temperature and pressure refrigerant flows through outdoor condenser, with outdoor sky
After gas heat convection, become cryogenic high pressure refrigerant, cryogenic high pressure refrigerant passes through throttling set, becomes low-temp low-pressure refrigerant, low
Warm low pressure refrigerant completes refrigerant circulation after indoor heat exchanger.
Disclosed above is only specific embodiment of the utility model, but the utility model is not limited to this, ability
The technical staff in domain can carry out the utility model spirit and scope of the various modification and variations without departing from the utility model.
These obvious modification and variations should all belong in the protection domain protection of the requires of the utility model.In addition, although in this specification
Some specific terms are used, these terms are merely for convenience of description, and it is any special not constituted to the utility model
Limitation.
Claims (8)
1. a kind of Passive cooling heating air-conditioner system of direct-expansion-type includes the outdoor being connected by cold and hot matchmaker's conveyance conduit
Cold and heat source apparatus and indoor heat-exchanger rig, which is characterized in that the interior heat-exchanger rig is mounted on indoor below ground or side
In wall decorative layer, at ground indoors or side wall decorative layer is equipped with and is sent back to what indoor heat-exchanger rig present position was connected
Air port.
2. the Passive cooling heating air-conditioner system of direct-expansion-type as described in claim 1, which is characterized in that the passive confession
Cold heating air-conditioner system is using refrigerant as heat transferring medium.
3. the Passive cooling heating air-conditioner system of direct-expansion-type as described in claim 1, which is characterized in that outdoor Cooling and Heat Source
Compressor in device uses screw compressor or piston compressor.
4. the Passive cooling heating air-conditioner system of direct-expansion-type as described in claim 1, which is characterized in that the interior is changed
The filtration facility for closing on air blow and return oral area position is equipped in thermal.
5. the Passive cooling heating air-conditioner system of direct-expansion-type as described in claim 1, which is characterized in that the interior is changed
Thermal includes the heat exchanger being connected to cold and hot matchmaker's conveyance conduit and collects the condensed water of the generated condensed water of heat exchanger
Collection device.
6. the Passive cooling heating air-conditioner system of direct-expansion-type as claimed in claim 5, which is characterized in that be additionally provided with and pass through
The lifting device that pipeline is connected with the condensed water collecting device.
7. the Passive cooling heating air-conditioner system of direct-expansion-type as claimed in claim 5, which is characterized in that the interior is changed
Thermal is additionally provided with shell, and the heat exchanger is mounted in shell, and the fresh wind port being connected with pipeline, shell court are reserved on shell
It is open area or setting grid to the position for sending air port back to.
8. the Passive cooling heating air-conditioner system of direct-expansion-type as described in claim 1, which is characterized in that described sends back to
The separate structure that air port is structure as a whole or is detachably connected is sent back between air port and residing installation position and is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721693643.4U CN207648996U (en) | 2017-12-07 | 2017-12-07 | A kind of Passive cooling heating air-conditioner system of direct-expansion-type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721693643.4U CN207648996U (en) | 2017-12-07 | 2017-12-07 | A kind of Passive cooling heating air-conditioner system of direct-expansion-type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207648996U true CN207648996U (en) | 2018-07-24 |
Family
ID=62879541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721693643.4U Active CN207648996U (en) | 2017-12-07 | 2017-12-07 | A kind of Passive cooling heating air-conditioner system of direct-expansion-type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207648996U (en) |
-
2017
- 2017-12-07 CN CN201721693643.4U patent/CN207648996U/en active Active
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