CN204612256U - A kind of finned heat exchanger and air-conditioner - Google Patents
A kind of finned heat exchanger and air-conditioner Download PDFInfo
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- CN204612256U CN204612256U CN201520058359.4U CN201520058359U CN204612256U CN 204612256 U CN204612256 U CN 204612256U CN 201520058359 U CN201520058359 U CN 201520058359U CN 204612256 U CN204612256 U CN 204612256U
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Abstract
The utility model discloses a kind of finned heat exchanger and air-conditioner, relate to heating-cooling equipment technical field.This finned heat exchanger comprises multi-disc fin plate and is vertically arranged in the set of heat exchange tubes in described multi-disc fin plate, set of heat exchange tubes has at least one heat exchange tube unit, each heat exchange tube unit comprises at least two row's two row heat exchanger tubes, a heat exchanger tube in each row is all connected in series with the heat exchanger tube in adjacent column thus forms the heat exchanger tube branch road with row equal number, and every bar heat exchanger tube branch road comprises at least one heat exchanger tube in each row.The air-conditioner with above-mentioned finned heat exchanger is proposed simultaneously.The finned heat exchanger that the utility model provides can make every bar heat exchanger tube all can intert in heat exchange tube unit to be uniformly distributed, even if also can ensure that the air-cooled heat through finned heat exchanger heat exchange is even by arranged in a crossed manner the making of flow path when only having the heat exchanger tube branch road of or a small amount of to work in each heat exchange tube unit, prevent the appearance of dew condensation phenomenon, improve the comfort of user.
Description
Technical field
The utility model relates to heating-cooling equipment technical field, particularly relates to a kind of finned heat exchanger and adopts the air-conditioner of this finned heat exchanger.
Background technology
For the built-up air conditioner with multiple heat-exchange system, be subject to the restriction of indoor set size, in most cases need multiple heat-exchange system to share a finned heat exchanger, met the stringing requirement of multiple system by a finned heat exchanger.Existing piping mode is generally that the heat exchanger tube of finned heat exchanger is divided into a few part successively, the corresponding heat-exchange system of every part.
There are the following problems for above-mentioned set-up mode:
1, when heat-exchange system single in air-conditioner or a small amount of heat-exchange system run, only have subregion to carry out heat exchange in finned heat exchanger, the air-cooled heat therefore blown out is uneven, and easily produces condensation, and user's comfort is poor;
2, the flow process span of heat exchanger tube is little, and heat exchange property is low.
For the problems referred to above, need badly and propose a kind of new finned heat exchanger, the air-cooled heat blown out during to solve individual system or a small amount of system works that existing finned heat exchanger exists is uneven, easily produce condensation, problem that heat exchange property is low.
Utility model content
An object of the present utility model be the air-cooled heat of blowout when proposing a kind of single or a small amount of heat exchanger tube branch road work evenly, avoid the finned heat exchanger that condensation occurs, heat exchange property is high.
The air-cooled heat that another object of the present utility model blows out when being and proposing a kind of individual system or a small amount of system works evenly, avoid the air-conditioner that condensation occurs, heat exchange property is high.
For reaching this object, on the one hand, the utility model is by the following technical solutions:
A kind of finned heat exchanger, comprise multi-disc fin plate and be vertically arranged in the set of heat exchange tubes in described multi-disc fin plate, described set of heat exchange tubes comprises at least one heat exchange tube unit, and each heat exchange tube unit comprises at least N and arranges M row heat exchanger tube, M >=N >=2;
Wherein, the heat exchanger tube in each row is all connected in series with the heat exchanger tube in adjacent column thus forms the heat exchanger tube branch road with row equal number, and every bar heat exchanger tube branch road comprises at least one heat exchanger tube in each row.
Preferably, in described heat exchange tube unit, the heat exchanger tube of odd column and the heat exchanger tube of even column stagger and arrange.
Preferably, heat exchanger tube branch road one end corresponding in each heat exchange tube unit all imports a main entrance pipeline, and the other end all imports a general export pipeline.
Preferably, described main entrance pipeline and described general export pipeline are positioned at the same side of described finned heat exchanger.
Preferably, the distance in described heat exchange tube unit between adjacent two row heat exchanger tubes is 20 to 24mm;
Distance between adjacent two row's heat exchanger tubes is 23 to 27mm;
Distance between adjacent two heat exchange tube units is 1.5 to 3mm.
Preferably, in described heat exchange tube unit, row and the columns of heat exchanger tube are equal, and every bar heat exchanger tube branch road comprises a heat exchanger tube in each row.
Preferably, described finned heat exchanger has 15 to 30 described heat exchange tube units.
Preferably, described heat exchange tube unit comprises three to five row heat exchanger tubes.
On the other hand, the utility model is by the following technical solutions:
A kind of air-conditioner, it has at least two heat-exchange systems, and described at least two heat-exchange systems share a finned heat exchanger as above, and each heat-exchange system is connected with a heat exchanger tube branch road in each described heat exchange tube unit.
The beneficial effects of the utility model are:
The set of heat exchange tubes of the finned heat exchanger that the utility model provides has at least one heat exchange tube unit, each heat exchange tube unit comprises at least two row's two row heat exchanger tubes, a heat exchanger tube in each row is all connected in series with the heat exchanger tube in adjacent column thus forms the heat exchanger tube branch road with row equal number, every bar heat exchanger tube branch road comprises at least one heat exchanger tube in each row, make every bar heat exchanger tube all can intert in heat exchange tube unit to be like this uniformly distributed, even if also can ensure that the air-cooled heat through finned heat exchanger heat exchange is even by arranged in a crossed manner the making of flow path when only having the heat exchanger tube branch road of or a small amount of to work in each heat exchange tube unit, prevent the appearance of dew condensation phenomenon, improve the comfort of user, in addition, the flow process span that can improve heat exchanger tube arranged in a crossed manner of stream, and then raising heat exchange property.
The air-conditioner that the utility model provides is owing to have employed above-mentioned finned heat exchanger, the heat exchanging pipe of each heat-exchange system can be evenly distributed in finned heat exchanger, even cold and hot uniform wind also can be blown out during one or a small amount of heat-exchange system work, and effectively can prevent the appearance of dew condensation phenomenon, heat exchange property is high, substantially increases user's comfort.
Accompanying drawing explanation
Fig. 1 is the partial longitudinal sectional view of the finned heat exchanger that the utility model embodiment one provides;
Fig. 2 is one of longitudinal section of the heat exchange tube unit that the utility model embodiment one provides;
Fig. 3 is the longitudinal section two of the heat exchange tube unit that the utility model embodiment one provides;
Fig. 4 carries out one of longitudinal section of the heat exchange tube unit contrasted with the utility model embodiment one;
Fig. 5 is the longitudinal section two carrying out the heat exchange tube unit contrasted with the utility model embodiment one;
Fig. 6 is the longitudinal section three carrying out the heat exchange tube unit contrasted with the utility model embodiment one;
Fig. 7 is the longitudinal section four carrying out the heat exchange tube unit contrasted with the utility model embodiment one;
Fig. 8 is the longitudinal section of the heat exchange tube unit that the utility model embodiment two provides;
Fig. 9 is the longitudinal section of the heat exchange tube unit that the utility model embodiment two provides.
In figure, 1, heat exchanger tube; 2, heat exchange tube unit; 21, the first heat exchanger tube branch road; 22, the second heat exchanger tube branch road; 23, the 3rd heat exchanger tube branch road; 24, the 4th heat exchanger tube branch road.
Detailed description of the invention
The technical solution of the utility model is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
The utility model provides a kind of finned heat exchanger, it set of heat exchange tubes comprising multi-disc fin plate and be vertically arranged in multi-disc fin plate.Set of heat exchange tubes comprises at least one heat exchange tube unit, each heat exchange tube unit comprises at least N and arranges M row heat exchanger tube, M >=N >=2, a heat exchanger tube in each row is all connected in series with the heat exchanger tube in adjacent column thus forms the heat exchanger tube branch road with row equal number, and every bar heat exchanger tube branch road comprises at least one heat exchanger tube in each row.
Above-mentioned setting can make every bar heat exchanger tube all can intert in heat exchange tube unit to be uniformly distributed, even if also can ensure that the air-cooled heat through finned heat exchanger heat exchange is even by arranged in a crossed manner the making of flow path when only having the heat exchanger tube branch road of or a small amount of to work in each heat exchange tube unit, prevent the appearance of dew condensation phenomenon, improve the comfort of user, in addition, the flow process span that can improve heat exchanger tube arranged in a crossed manner of stream, and then improve heat exchange property.
Embodiment one:
Present embodiments provide a kind of finned heat exchanger, the set of heat exchange tubes comprising multi-disc fin plate and be vertically arranged in multi-disc fin plate.As shown in Figure 1, set of heat exchange tubes comprises 22 heat exchange tube units 2, each heat exchange tube unit 2 comprises four rows and four columns heat exchanger tube 1, and the heat exchanger tube 1 of odd column staggers with the heat exchanger tube 1 of even column and arranges, and namely the heat exchanger tube 1 of odd column only partially overlaps with heat exchanger tube 1 projection in the vertical direction of even column.In the present embodiment, adopt downbeam, the heat exchanger tube 1 of odd column is arranged higher than the heat exchanger tube 1 of even column.Distance between adjacent two row heat exchanger tubes 1 is 22mm, and the distance between adjacent two row's heat exchanger tubes 1 is 25.4mm, and the distance between adjacent two heat exchange tube units 2 is 1.8mm.
As shown in Figure 2, the connected mode between heat exchanger tube 1 is, 1 row's 1 row heat exchanger tube, 3 row's 2 row heat exchanger tubes, 2 row's 3 row heat exchanger tubes and 4 row's 4 row heat exchanger tubes are connected formation first heat exchanger tube branch road 21 successively; 2 row's 1 row heat exchanger tubes, 4 row's 2 row heat exchanger tubes, 3 row's 3 row heat exchanger tubes and 1 row's 4 row heat exchanger tubes are connected formation second heat exchanger tube branch road 22 successively; 3 row's 1 row heat exchanger tubes, 1 row's 2 row heat exchanger tubes, 4 row's 3 row heat exchanger tubes and 2 row's 4 row heat exchanger tubes are connected formation the 3rd heat exchanger tube branch road 23 successively; 4 row's 1 row heat exchanger tubes, 2 row's 2 row heat exchanger tubes, 1 row's 3 row heat exchanger tubes and 3 row's 4 row heat exchanger tubes are connected formation the 4th heat exchanger tube branch road 24 successively.This setup make every bar heat exchanger tube branch road comprise each row in a heat exchanger tube, every bar heat exchanger tube branch road in heat exchange tube unit intert is uniformly distributed.
First heat exchanger tube branch road 21 one end in each heat exchange tube unit 2 all imports the first main entrance pipeline through separatory/tracheae, the other end all imports the first general export pipeline through separatory/tracheae, similar, second heat exchanger tube branch road 22 one end in each heat exchange tube unit 2 all imports the second main entrance pipeline through separatory/tracheae, the other end all imports the second general export pipeline through separatory/tracheae, the 3rd heat exchanger tube branch road 23 one end in each heat exchange tube unit 2 all imports the 3rd main entrance pipeline through separatory/tracheae, the other end all imports the 3rd general export pipeline through separatory/tracheae, the 4th heat exchanger tube branch road 24 one end in each heat exchange tube unit 2 all imports the 4th main entrance pipeline through separatory/tracheae, the other end all imports the 4th general export pipeline through separatory/tracheae.Preferably, each main entrance pipeline and each general export pipeline are all positioned at the same side of finned heat exchanger.
For above-mentioned finned heat exchanger, the present embodiment additionally provides a kind of air-conditioner, and it has four heat-exchange systems, is respectively the first heat-exchange system, the second heat-exchange system, the 3rd heat-exchange system and the 4th heat-exchange system.The first heat exchanger tube branch road 21 in each heat exchange tube unit 2 is all connected into the first heat-exchange system by the first general export pipeline and the first main entrance pipeline, the second heat exchanger tube branch road 22 in each heat exchange tube unit 2 is all connected into the second heat-exchange system by the second general export pipeline and the second main entrance pipeline, the 3rd heat exchanger tube branch road 23 in each heat exchange tube unit 2 is all connected into the 3rd heat-exchange system by the 3rd general export pipeline and the 3rd main entrance pipeline, the 4th heat exchanger tube branch road 24 in each heat exchange tube unit 2 is all connected into the 4th heat-exchange system by the 4th general export pipeline and the 4th main entrance pipeline.
When only having the first heat-exchange system refrigerating operaton, when other heat-exchange systems do not work, cold-producing medium becomes the refrigerant liquid of low-temp low-pressure after reducing pressure by regulating flow, through the first main entrance pipeline and separatory/tracheae, enter in the finned heat exchanger as evaporimeter, enter respectively in the first heat exchanger tube branch road 21 of 22 heat exchange tube units 2.Meanwhile, air is passed perpendicularly through finned heat exchanger by indoor blower, is delivered to user side by after finned heat exchanger absorbing and cooling temperature; Refrigerant liquid heat of vaporization absorbed in air in the first heat exchanger tube branch road 21 be low temperature low pressure gas get back in the first heat-exchange system enter on once kind of refrigeration cycle.Heating operations is similar, high-temperature high-pressure refrigerant gas is through the first general export pipeline and separatory/tracheae, enter in the finned heat exchanger as condenser, enter in the first heat exchanger tube branch road 21 of 22 heat exchange tube units 2 respectively, meanwhile, air is passed perpendicularly through finned heat exchanger by indoor blower, delivers to user side by finned heat exchanger after being heated up, become the refrigerant liquid of middle temperature high pressure after high temperature and high pressure gas heat release, through reducing pressure by regulating flow laggard enter outdoor heat exchanger carry out the next one and heat circulation.Above-mentioned heating/process of refrigerastion in, because whole heat exchange tube unit wraps up by the cold-producing medium in each first heat exchanger tube branch road, occur when can effectively avoid other system not run blowing a cold wind over the phenomenon of blowing hot-air sometimes sometimes in user side, also condensation can be avoided to occur simultaneously, and span whole heat exchange tube unit due to each heat exchanger tube branch road, span is large, achieves and dispels the heat to greatest extent, effectively improve heat exchange efficiency.
Similar, when the first heat-exchange system and the second heat-exchange system work, when other heat-exchange systems do not work, or when the first heat-exchange system, the second heat-exchange system and the 3rd heat-exchange system work, when 4th heat-exchange system does not work, all can ensure cold-producing medium being uniformly distributed in finned heat exchanger, when effectively avoiding other system not run, occur blowing a cold wind over the phenomenon of blowing hot-air sometimes sometimes in user side.
Wherein, the connected mode between each heat exchanger tube is not limited to aforesaid way, also as shown in Figure 3, also can ensure that every bar heat exchanger tube branch road comprises a heat exchanger tube in each row.If do not adopt every bar heat exchanger tube branch road to comprise the connected mode of a heat exchanger tube in each row, and adopt the connected mode as shown in Fig. 4 to Fig. 7, when the parameters such as design conditions, pipe range, heat exchanger tube diameter are all consistent, its heat exchange amount is as shown in the table.
| Sequence number | Stream | Heat exchange amount (W) | Sequence number | Stream | Heat exchange amount (W) |
| ① | Illustrate 2 streams | 35370.0 | ④ | Illustrate 5 streams | 35373.7 |
| ② | Illustrate 3 streams | 35366.3 | ⑤ | Illustrate 6 streams | 32820.9 |
| ③ | Illustrate 4 streams | 35373.7 | ⑥ | Illustrate 7 streams | 33855.9 |
As seen from the above table, the heat exchange tube unit shown in Fig. 2 and Fig. 3 can obtain larger heat exchange amount, and structure is simple, and reliability is strong; Although the heat exchange tube unit heat transfer effect shown in Fig. 4 is better, its heat exchanger tube branch road is not intert to arrange, when single or a small amount of heat-exchange system runs because distribution of refrigerant inequality can cause the wind of blowout uneven in temperature; Although the heat exchange tube unit heat transfer effect shown in Fig. 5 is better, because there being the curved superposition of multiple U, welding processing difficulty is very large, slightly not very, then there will be the risk of the curved burning of U, unit reliability is difficult to ensure, even if process, efficiency is also very low, and time cost is very high; The heat transfer effect of the heat exchange tube unit shown in Fig. 6 and Fig. 7 is poor.
The quantity of heat exchange tube unit 2 is not limited to 22, each heat exchange tube unit 2 is also not limited to four rows and four columns heat exchanger tube, distance between adjacent two row heat exchanger tubes 1 is also not limited to 22mm, distance between adjacent two row's heat exchanger tubes 1 is also not limited to 25.4mm, distance between adjacent heat exchange pipe unit 2 is not limited to 1.8mm, can arrange according to concrete heat exchange demand.Preferably, finned heat exchanger has 15 to 30 heat exchange tube units, and heat exchange tube unit comprises three to five row heat exchanger tubes, and the distance between adjacent two row heat exchanger tubes is 20 to 24mm, distance between adjacent two row's heat exchanger tubes is 23 to 27mm, and the distance between adjacent two heat exchange tube units is 1.5 to 3mm.The heat-exchange system of air-conditioner is not limited to four, can arrange, mate with the row of heat exchange tube unit according to the concrete refrigeration demand that heats.
Embodiment two:
Present embodiments provide a kind of finned heat exchanger, the set of heat exchange tubes comprising multi-disc fin plate and be vertically arranged in multi-disc fin plate.Set of heat exchange tubes comprises multiple heat exchange tube unit, and the row of the heat exchanger tube in heat exchange tube unit and columns are not limited to equal, also can be set to columns and be greater than row.
Such as, as shown in Figure 8, the row of heat exchanger tube 1 and columns are three, and as shown in Figure 9, the row of heat exchanger tube 1 is 3, and columns is 4 etc.As long as distribution of refrigerant evenly when can ensure that single or a small amount of heat-exchange system runs.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (9)
1. a finned heat exchanger, comprise multi-disc fin plate and be vertically arranged in the set of heat exchange tubes in described multi-disc fin plate, it is characterized in that: described set of heat exchange tubes comprises at least one heat exchange tube unit (2), each heat exchange tube unit (2) comprises at least N and arranges M row heat exchanger tube (1), M >=N >=2;
Wherein, a heat exchanger tube (1) in each row is all connected in series with the heat exchanger tube (1) in adjacent column thus forms the heat exchanger tube branch road with row equal number, and every bar heat exchanger tube branch road comprises at least one heat exchanger tube (1) in each row.
2. a kind of finned heat exchanger according to claim 1, is characterized in that: the middle heat exchanger tube (1) of odd column of described heat exchange tube unit (2) staggers with the heat exchanger tube (1) of even column and arranges.
3. a kind of finned heat exchanger according to claim 1, is characterized in that: heat exchanger tube branch road one end corresponding in each heat exchange tube unit (2) all imports a main entrance pipeline, and the other end all imports a general export pipeline.
4. a kind of finned heat exchanger according to claim 3, is characterized in that: described main entrance pipeline and described general export pipeline are positioned at the same side of described finned heat exchanger.
5. a kind of finned heat exchanger according to any one of Claims 1-4, is characterized in that: the distance in described heat exchange tube unit (2) between adjacent two row heat exchanger tubes (1) is 20 to 24mm;
Distance between adjacent two rows' heat exchanger tube (1) is 23 to 27mm;
Distance between adjacent two heat exchange tube units (2) is 1.5 to 3mm.
6. a kind of finned heat exchanger according to any one of Claims 1-4, it is characterized in that: in described heat exchange tube unit (2), the row of heat exchanger tube (1) is equal with columns, and every bar heat exchanger tube branch road comprises a heat exchanger tube (1) in each row.
7. a kind of finned heat exchanger according to any one of Claims 1-4, is characterized in that: described finned heat exchanger has 15 to 30 described heat exchange tube units (2).
8. a kind of finned heat exchanger according to any one of Claims 1-4, is characterized in that: described heat exchange tube unit (2) comprises three to five row heat exchanger tubes (1).
9. an air-conditioner, it has at least two heat-exchange systems, it is characterized in that: described at least two heat-exchange systems share a finned heat exchanger as described in any one of claim 1 to 8, each heat-exchange system is connected with a heat exchanger tube branch road in each described heat exchange tube unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520058359.4U CN204612256U (en) | 2015-01-27 | 2015-01-27 | A kind of finned heat exchanger and air-conditioner |
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| CN201520058359.4U CN204612256U (en) | 2015-01-27 | 2015-01-27 | A kind of finned heat exchanger and air-conditioner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596155A (en) * | 2015-01-27 | 2015-05-06 | 珠海格力电器股份有限公司 | Fin type heat exchanger and air conditioner |
| CN105222418A (en) * | 2015-11-13 | 2016-01-06 | 天津商业大学 | The pipeline process design plan of gravity force liquid-supply refrigeration system recirculation evaporator |
-
2015
- 2015-01-27 CN CN201520058359.4U patent/CN204612256U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596155A (en) * | 2015-01-27 | 2015-05-06 | 珠海格力电器股份有限公司 | Fin type heat exchanger and air conditioner |
| CN105222418A (en) * | 2015-11-13 | 2016-01-06 | 天津商业大学 | The pipeline process design plan of gravity force liquid-supply refrigeration system recirculation evaporator |
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