CN107676956A - Heat exchanger and air-conditioning - Google Patents
Heat exchanger and air-conditioning Download PDFInfo
- Publication number
- CN107676956A CN107676956A CN201710931612.6A CN201710931612A CN107676956A CN 107676956 A CN107676956 A CN 107676956A CN 201710931612 A CN201710931612 A CN 201710931612A CN 107676956 A CN107676956 A CN 107676956A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- triple valve
- refrigerant
- outlet
- pipe
- 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.)
- Granted
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 15
- 239000003507 refrigerant Substances 0.000 claims abstract description 107
- 239000007788 liquid Substances 0.000 claims description 21
- 238000005057 refrigeration Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
Abstract
The invention discloses a kind of heat exchanger and air-conditioning, the heat exchanger includes:Heat exchanger tube, the first triple valve and branch pipe, refrigerant inlet, refrigerant outlet and branch pipe interface are provided with the pipeline of the heat exchanger tube, the branch pipe interface is arranged between the refrigerant inlet and the refrigerant outlet;The entrance of first triple valve connects with refrigerant pipe, the first outlet of first triple valve connects with the refrigerant inlet of the heat exchanger tube, the second outlet of first triple valve is connected by the branch pipe with the branch pipe interface, and the refrigerant outlet connects with the refrigerant pipe.The present invention is controlled by increasing by a component road on the basis of existing heat exchanger, realizes that two sets of branches share a set of heat exchanger, and so as to reach the purpose of heat exchange amount variable range, the accurate control of temperature can be achieved together in combination with gear Boiler pressure control.
Description
Technical field
The present invention relates to air-conditioning technical field, a kind of heat exchanger of specific design and air-conditioning.
Background technology
The fan coil of existing tail end of central air conditioner heat exchanger, in order to reach change aerial temperature and humidity, adjustment control room
Air pleasant, the heat exchange amount of accurate control air-conditioning system is generally required, although existing central air conditioning fan coil unit end converts
Heat, there are many common methods, such as:Change coil heat exchange efficiency, change height, length, width or caliber, a pitch of fins,
Flow provides various type type selecting;Change blower fan gear rotating speed, more gear electrodeless variable-speeds adjust air quantity;Passing ratio integrates water
Valve controls water valve aperture, changes water valve aperture control flow, changes heat exchange amount etc., but because the specification of fan coil is true
It is fixed, therefore heat exchange amount scope has been fixed, it is unadjustable, therefore, by the way that wind speed regulating outlet air temperature controlled range is narrow, control
Difference, comfortableness are deteriorated, on the market existing various such as direct current ends, the technology such as ratio water valve control end, also have variable air rate last
The complete central air conditioner system solution such as end system, but cost is higher.
The content of the invention
The invention discloses a kind of heat exchanger and air-conditioning, and the heat exchange amount scope for solving heat exchanger in the prior art can not
Adjust, the problem of causing leaving air temp controlled range narrow.
According to an aspect of the present invention, a kind of heat exchanger is disclosed, including:Heat exchanger tube, the first triple valve and branch pipe, institute
State and refrigerant inlet, refrigerant outlet and branch pipe interface are provided with the pipeline of heat exchanger tube, the branch pipe interface is arranged on described
Between refrigerant inlet and the refrigerant outlet;The entrance of first triple valve connects with refrigerant pipe, and the described 1st
The first outlet of port valve connects with the refrigerant inlet of the heat exchanger tube, and the second outlet of first triple valve passes through the branch
Pipe connects with the branch pipe interface, and the refrigerant outlet connects with the refrigerant pipe.
Further, the branch pipe interface to the length of pipe of the heat exchanger tube between the refrigerant outlet accounts for the heat exchange
The 1/3~2/3 of the pipeline total length of pipe.
Further, the heat exchanger also includes the second triple valve and bypass pipe;The entrance of second triple valve and institute
Refrigerant pipe connection is stated, the first outlet of second triple valve connects with the entrance of first triple valve, and the described 2nd 3
The second outlet of port valve connects with the entrance of the bypass pipe, and the outlet of the bypass pipe connects with the refrigerant pipe.
Further, first triple valve is motor-driven valve, and is provided with thermostat on the motor-driven valve.
Further, second triple valve is motor-driven valve, and is provided with thermostat on the motor-driven valve.
Further, the entrance of first triple valve connects with the refrigerant feed liquid pipe of the refrigerant pipe, the system
Cryogen outlet connects with the refrigerant liquid back pipe of the refrigerant pipe.
Further, the entrance of first triple valve connects with the refrigerant liquid back pipe of the refrigerant pipe, the system
Cryogen outlet connects with the refrigerant feed liquid pipe of the refrigerant pipe.
Further, the working condition of the heat exchanger includes the first working condition, the second working condition and the 3rd work
State;Wherein, in first working condition, the heat exchanger tube all exchanges heat;In second working condition, part institute
State heat exchanger tube heat exchange;In the 3rd working condition, the heat exchanger tube does not exchange heat.
Further, in first working condition, the entrance of second triple valve only with the second triple valve
One outlet, and first outlet of the entrance of first triple valve only with first triple valve connects;Described second
In working condition, the first outlet of the entrance of second triple valve only with the second triple valve connects, and first triple valve
Second outlet of the entrance only with first triple valve connect;In the 3rd working condition, second triple valve
Second outlet of the entrance only with the second triple valve connects.
According to another aspect of the present invention, a kind of air-conditioning, including above-mentioned heat exchanger are also disclosed.
The present invention is controlled by increasing by a component road on the basis of existing heat exchanger, realizes that two sets of branches share a set of heat exchange
Device, in use, by the first triple valve refrigerant pipe can be controlled to be connected with the refrigerant inlet of heat exchanger tube according to actual conditions,
Or connected with branch pipe interface, when refrigerant pipe connects with refrigerant inlet, there is refrigerant in whole heat exchanger tubes, therefore,
Heat exchange amount is maximum, and exchange capability of heat is most strong, and when refrigerant pipe connects with branch pipe, only there is refrigerant in the heat exchanger tube of part, because
This, heat exchange amount diminishes, and exchange capability of heat also diminishes.So as to reach the purpose of heat exchange amount variable range, in combination with gear air quantity control
The accurate control of temperature can be achieved in system together.
Brief description of the drawings
Fig. 1 is the structural representation of prior art heat exchanger;
Fig. 2 is structural representation of the embodiment of the present invention;
Fig. 3 is the heat exchanger structure schematic diagram of the embodiment of the present invention;
Legend:10th, heat exchanger tube;11st, refrigerant inlet;12nd, refrigerant outlet;13rd, branch pipe interface;20th, the first triple valve;
30th, branch pipe;40th, refrigerant feed liquid pipe;50th, refrigerant liquid back pipe;60th, the second triple valve;70th, bypass pipe.
Embodiment
With reference to embodiment, the present invention will be further described, but is not limited to the content on specification.
The invention discloses a kind of heat exchanger, including:Heat exchanger tube 10, the first triple valve 20 and branch pipe 30, heat exchanger tube 10
Refrigerant inlet 11, refrigerant outlet 12 and branch pipe interface 13 are provided with pipeline, branch pipe interface 13 is arranged on refrigerant inlet
Between 11 and refrigerant outlet 12;The entrance of first triple valve 20 connects with refrigerant pipe, the first outlet of the first triple valve 20
Connected with the refrigerant inlet 11 of heat exchanger tube 10, the second outlet of the first triple valve 20 is connected by branch pipe 30 and branch pipe interface 13
Logical, refrigerant outlet 12 connects with refrigerant pipe.The present invention is controlled by increasing by a component road on the basis of existing heat exchanger, real
Existing two sets branches share a set of heat exchanger, in use, can according to actual conditions, by the first triple valve 20 control refrigerant pipe and
The refrigerant inlet 11 of heat exchanger tube 10 connects, or is connected with branch pipe interface 13, when refrigerant pipe connects with refrigerant inlet 11
When, there is refrigerant in whole heat exchanger tubes 10, therefore, heat exchange amount is maximum, and exchange capability of heat is most strong, and when refrigerant pipe and branch pipe 30
During connection, only there is refrigerant in part heat exchanger tube 10, therefore, heat exchange amount diminishes, and exchange capability of heat also diminishes.So as to reach heat exchange
The purpose of variable range is measured, the accurate control of temperature can be achieved together in combination with 3 gear Boiler pressure controls.
In the above-described embodiments, branch pipe interface 13 to the length of pipe of the heat exchanger tube 10 between refrigerant outlet 12 accounts for heat exchange
The 1/3~2/3 of the pipeline total length of pipe 10.The position of branch pipe interface 13 according to actual conditions, can be set, make adjustment heat exchange amount
Scope makes temperature more comfortable.
In the above-described embodiments, branch pipe interface 13 to the length of pipe of the heat exchanger tube 10 between refrigerant outlet 12 accounts for heat exchange
The 1/2 of the pipeline total length of pipe 10.Heat exchanger can be made there was only the heat exchange amount of half, so as to more according to actual conditions
Leaving air temp is accurately controlled, can also be makes temperature more comfortable.
In the above-described embodiments, heat exchanger also includes the second triple valve 60 and bypass pipe 70, the entrance of the second triple valve 60
Connected with refrigerant pipe, the first outlet of the second triple valve 60 connects with the entrance of the first triple valve 20, the second triple valve 60
Second outlet connects with the entrance of bypass pipe 70, and the outlet of bypass pipe 70 connects with refrigerant pipe.By setting the second triple valve
60 and bypass pipe 70, the second triple valve 60 is connected refrigerant pipe with bypass pipe 70, without connecting with the first triple valve 20
It is logical, refrigerant is returned to directly through bypass pipe 70 in refrigerant pipe, when that need not freeze, by controlling the second triple valve
60, make not flow into refrigerant in heat exchanger tube 10, the purpose of energy-saving and emission-reduction can be reached.
In the above-described embodiments, the first triple valve 20 and the second triple valve 60 are motor-driven valve, and are set on motor-driven valve persevering
Warm device.Automatically controlled so as to realize, more intelligence and conveniently.
In the above-described embodiments, the entrance of the first triple valve 20 connects with the refrigerant feed liquid pipe 40 of refrigerant pipe, refrigeration
Agent outlet 12 connects with the refrigerant liquid back pipe 50 of refrigerant pipe.In use, the first triple valve 20 can be passed through according to actual conditions
Control refrigerant feed liquid pipe 40 connects with the refrigerant inlet 11 of heat exchanger tube 10, or is connected with branch pipe interface 13, works as refrigerant
When feed pipe 40 connects with refrigerant inlet 11, there is refrigerant in whole heat exchanger tubes 10, therefore, heat exchange amount is maximum, heat-energy transducer
Power is most strong, and when refrigerant feed liquid pipe 40 connects with branch pipe 30, only there is refrigerant in part heat exchanger tube 10, therefore, heat exchange
Amount diminishes, and exchange capability of heat also diminishes.So as to reach the purpose of convertible thermal range, in combination with 3 gear Boiler pressure controls together
The accurate control of temperature can be achieved.In addition, the second triple valve 60 is connected refrigerant feed liquid pipe 40 with bypass pipe 70,
Without being connected with the first triple valve 20, refrigerant is returned to directly through bypass pipe 70 in refrigerant liquid back pipe 50, do not needing
During refrigeration, by controlling the second triple valve 60, make not flow into refrigerant in heat exchanger tube 10, the purpose of energy-saving and emission-reduction can be reached.
In another embodiment not shown in figure, the entrance of the first triple valve 20 and the refrigerant liquid back pipe of refrigerant pipe
50 connections, refrigerant outlet 12 connect with the refrigerant feed liquid pipe 40 of refrigerant pipe.In use, it can be passed through according to actual conditions
First triple valve 20 control refrigerant liquid back pipe 50 connects with the refrigerant inlet 11 of heat exchanger tube 10, or connects with branch pipe interface 13
It is logical, when refrigerant liquid back pipe 50 connects with refrigerant inlet 11, there are refrigerant, therefore, heat exchange amount in the heat exchanger tube 10 of part
Diminish, exchange capability of heat also diminishes, so as to reach the purpose of convertible thermal range, and when refrigerant liquid back pipe 50 and refrigerant branch
When pipe 30 connects, there is refrigerant in whole heat exchanger tubes 10, therefore, heat exchange amount is maximum, and exchange capability of heat is most strong, in combination with 3 grades
The accurate control of temperature can be achieved in position Boiler pressure control together.
In the above-described embodiments, according to the system data of air-conditioning, judge that heat exchanger keeps or adjusted working condition, heat exchange
Device includes the first working condition, the second working condition and the 3rd working condition;In the first working condition, wherein, in the first work
In state, all heat exchange of heat exchanger tube 10, in the first operative state, can by set the air output of air-conditioning be respectively n1, n2,
N3, (n1 > n2 > n3), it is respectively Q1, Q2, Q3 to make corresponding heat exchange amount, and corresponding leaving air temp is respectively T1, T2, T3;Second
In working condition, part heat exchanger tube 10 exchanges heat, in a second operative state, still set air-conditioning air output be respectively n1, n2,
N3, (n1 > n2 > n3), corresponding heat exchange amount are respectively Q4, Q5, Q6, and corresponding leaving air temp is respectively T4, T5, T6;In the 3rd work
Make state, heat exchanger tube 10 does not exchange heat;By changing the working condition of heat exchanger tube 10, make T1 > T2 > T3 > T4 > T5 > T6, Q1
> Q2 > Q3 > Q4 > Q5 > Q6, so as to reach the purpose for more precisely controlling air conditioning exhausting temperature.
It should be noted that in the first working condition, the entrance of the second triple valve 60 only with the second triple valve 60
One outlet, and first outlet of the entrance of the first triple valve 20 only with the first triple valve 20 connects;In the second working condition
In, the first outlet of the entrance of the second triple valve 60 only with the second triple valve 60 connects, and the entrance of the first triple valve 20 only with
The second outlet connection of first triple valve 20;In the 3rd working condition, the entrance of the second triple valve 60 only with the second triple valve
60 second outlet connection.
The present invention increases component road control on the basis of existing heat exchanger, realizes that two sets of branches share a set of heat exchanger,
Convertible thermal range is reached by electric three-way water valve, the essence of temperature can be achieved together in combination with 3 gear Boiler pressure controls
Really control.
The invention also discloses a kind of air-conditioning, including above-mentioned heat exchanger.
Obviously, above-mentioned embodiment of the invention is only intended to clearly illustrate example of the present invention, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also
It can make other changes in different forms.Here all embodiments can not be exhaustive.It is every to belong to this
Row of the obvious changes or variations that the technical scheme of invention is extended out still in protection scope of the present invention.
Claims (10)
- A kind of 1. heat exchanger, it is characterised in that including:Heat exchanger tube (10), the first triple valve (20) and branch pipe (30), the heat exchange Manage and be provided with refrigerant inlet (11), refrigerant outlet (12) and branch pipe interface (13), the branch pipe interface on the pipeline of (10) (13) it is arranged between the refrigerant inlet (11) and the refrigerant outlet (12);The entrance of first triple valve (20) Connected with refrigerant pipe, the first outlet of first triple valve (20) connects with the refrigerant inlet (11) of the heat exchanger tube (10) Logical, the second outlet of first triple valve (20) is connected by the branch pipe (30) with the branch pipe interface (13), the system Cryogen outlet (12) connects with the refrigerant pipe.
- 2. heat exchanger according to claim 1, it is characterised in that the branch pipe interface (13) to the refrigerant outlet (12) length of pipe of the heat exchanger tube (10) between accounts for the 1/3~2/3 of the pipeline total length of the heat exchanger tube (10).
- 3. heat exchanger according to claim 1, it is characterised in that the heat exchanger also includes the second triple valve (60) and side Siphunculus (70);The entrance of second triple valve (60) connects with the refrigerant pipe, the first outlet of second triple valve (60) with The entrance connection of first triple valve (20), the second outlet of second triple valve (60) and entering for the bypass pipe (70) Mouth connection, the outlet of the bypass pipe (70) connects with the refrigerant pipe.
- 4. heat exchanger according to claim 1, it is characterised in that first triple valve (20) is motor-driven valve, and described Thermostat is provided with motor-driven valve.
- 5. heat exchanger according to claim 3, it is characterised in that second triple valve (60) is motor-driven valve, and described Thermostat is provided with motor-driven valve.
- 6. heat exchanger according to claim 1, it is characterised in that the entrance of first triple valve (20) and the refrigeration Refrigerant feed liquid pipe (40) connection of agent pipe, the refrigerant outlet (12) and the refrigerant liquid back pipe (50) of the refrigerant pipe Connection.
- 7. heat exchanger according to claim 1, it is characterised in that the entrance of first triple valve (20) and the refrigeration Refrigerant liquid back pipe (50) connection of agent pipe, the refrigerant outlet (12) and the refrigerant feed liquid pipe (40) of the refrigerant pipe Connection.
- 8. heat exchanger according to claim 3, it is characterised in thatThe working condition of the heat exchanger includes the first working condition, the second working condition and the 3rd working condition;Wherein, in first working condition, the heat exchanger tube (10) all exchanges heat;In second working condition, the part heat exchanger tube (10) heat exchange;In the 3rd working condition, the heat exchanger tube (10) does not exchange heat.
- 9. heat exchanger according to claim 3, it is characterised in thatIn first working condition, the first outlet of the entrance of second triple valve (60) only with the second triple valve (60) Connection, and first outlet of the entrance of first triple valve (20) only with first triple valve (20) connects;In second working condition, the first outlet of the entrance of second triple valve (60) only with the second triple valve (60) Connection, and second outlet of the entrance of first triple valve (20) only with first triple valve (20) connects;In the 3rd working condition, the second outlet of the entrance of second triple valve (60) only with the second triple valve (60) Connection.
- 10. a kind of air-conditioning, it is characterised in that including the heat exchanger described in claim any one of 1-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710931612.6A CN107676956B (en) | 2017-10-09 | 2017-10-09 | Heat exchanger and air conditioner |
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CN201710931612.6A CN107676956B (en) | 2017-10-09 | 2017-10-09 | Heat exchanger and air conditioner |
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CN107676956A true CN107676956A (en) | 2018-02-09 |
CN107676956B CN107676956B (en) | 2023-12-01 |
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ID=61138779
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CN201710931612.6A Active CN107676956B (en) | 2017-10-09 | 2017-10-09 | Heat exchanger and air conditioner |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109812868A (en) * | 2019-02-01 | 2019-05-28 | 广东志高暖通设备股份有限公司 | The coil pipe of 4-pipe blower that a kind of heating capacity and refrigerating capacity are close |
CN110486795A (en) * | 2019-09-12 | 2019-11-22 | 珠海格力电器股份有限公司 | Coil pack, refrigerating and heating systems and air-conditioning |
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CN101231028A (en) * | 2007-12-29 | 2008-07-30 | 海信科龙电器股份有限公司 | Air conditioner doublebank pipeline heat exchanger |
KR101465473B1 (en) * | 2014-07-11 | 2014-11-27 | 주식회사 엠아이텍 | Fan coil unit |
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CN105466062A (en) * | 2016-01-25 | 2016-04-06 | 珠海格力电器股份有限公司 | Refrigerating system of distribution cabinet |
CN105783384A (en) * | 2014-12-25 | 2016-07-20 | 青岛海尔股份有限公司 | Refrigerator and operation control method of refrigerator |
CN105987483A (en) * | 2015-02-05 | 2016-10-05 | 佛山市禾才科技服务有限公司 | Novel air conditioner defrosting control system |
CN207778764U (en) * | 2017-10-09 | 2018-08-28 | 珠海格力电器股份有限公司 | Heat exchanger and air-conditioning |
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2017
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2006284035A (en) * | 2005-03-31 | 2006-10-19 | Mitsubishi Heavy Ind Ltd | Air conditioner and its control method |
CN101231028A (en) * | 2007-12-29 | 2008-07-30 | 海信科龙电器股份有限公司 | Air conditioner doublebank pipeline heat exchanger |
KR101465473B1 (en) * | 2014-07-11 | 2014-11-27 | 주식회사 엠아이텍 | Fan coil unit |
CN105783384A (en) * | 2014-12-25 | 2016-07-20 | 青岛海尔股份有限公司 | Refrigerator and operation control method of refrigerator |
CN105987483A (en) * | 2015-02-05 | 2016-10-05 | 佛山市禾才科技服务有限公司 | Novel air conditioner defrosting control system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109812868A (en) * | 2019-02-01 | 2019-05-28 | 广东志高暖通设备股份有限公司 | The coil pipe of 4-pipe blower that a kind of heating capacity and refrigerating capacity are close |
CN110486795A (en) * | 2019-09-12 | 2019-11-22 | 珠海格力电器股份有限公司 | Coil pack, refrigerating and heating systems and air-conditioning |
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