CN102901202A - Air conditioner and dry type surface air cooler thereof - Google Patents
Air conditioner and dry type surface air cooler thereof Download PDFInfo
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- CN102901202A CN102901202A CN2011102109575A CN201110210957A CN102901202A CN 102901202 A CN102901202 A CN 102901202A CN 2011102109575 A CN2011102109575 A CN 2011102109575A CN 201110210957 A CN201110210957 A CN 201110210957A CN 102901202 A CN102901202 A CN 102901202A
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- collector
- surface cooler
- dry surface
- water outlet
- water inlet
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Abstract
The invention provides an air conditioner and a dry type surface air cooler thereof. The dry type surface air cooler comprises a coiler and collecting pipes, wherein the coiler comprises a group of water inlet pipelines arranged on one side of an air outlet, and a group of water outlet pipelines arranged on one side of an air inlet; the collecting pipes include a water inlet collecting pipe and a water outlet collecting pipe. Each of the water inlet collecting pipe and the water outlet collecting pipe comprises a main pipe and a plurality of branch pipes axially arranged on the main pipe. The branch pipes on the water inlet collecting pipe are correspondingly connected with the water inlet pipelines one by one, and the branch pipes of the water outlet collecting pipe are correspondingly connected with the water outlet pipelines one by one. Since the branch pipes of the collecting pipes of the dry type surface air cooler are axially arranged along the main pipes, the problem of interference among multiple branch pipes can be solved. Secondarily, heat exchange efficiency is improved by the aid of the crossing and countercurrent design. Finally, a copper pipe with the diameter of 5mm is used in the coiler, and heat exchange efficiency is improved while lower air outlet temperature can be realized.
Description
Technical field
The present invention relates to field of air conditioning, more specifically, relate to a kind of air-conditioner and dry surface cooler thereof.
Background technology
In the prior art, be 16 ℃ high temperature chilled water with what circulate in the dry-type fan coil that the humiture autonomous control system matches, along with the rising of inflow temperature and reducing of heat transfer temperature difference, its exchange capability of heat will reduce.Conventional coil pipe of the prior art adopts the pipe of φ 7mm usually, and therefore, it has the excessively low shortcoming of the coefficient of heat transfer, in the situation of identical unit size, can't satisfy the cold requirement; In order to satisfy the cold requirement, must improve cold by increasing heat exchange area, thereby cause the increase of copper, aluminium consumptive material and the increase of cost.
Such as Figure 1A, shown in the 1B, surface cooler of the prior art comprises collecting head assembly, water diversing head assembly and coil pipe, by Figure 1A, 1B as can be known, collecting head assembly or water diversing head assembly comprise respectively 5 arms, owing to the arm on collecting head assembly in the prior art or the water diversing head assembly is circumferentially arranged in a crossed manner along it, therefore, if the number of arm increases again, in welding, may cause the situation of mutually interfering between each arm so, be unfavorable for the design of pipeline.
Summary of the invention
The present invention aims to provide a kind of air-conditioner and dry surface cooler thereof, and is excessively low with the coefficient of heat transfer that solves surface cooler of the prior art, cost is high, can cause the problem that pipeline is interfered when arm is too much.
For solving the problems of the technologies described above, according to an aspect of the present invention, provide a kind of dry surface cooler, comprising: coil pipe, comprise the one group of inlet pipeline that is arranged on air outlet one side, and the one group of outlet pipeline that is arranged on air inlet one side; Collector comprises into water collector and water outlet collector, water inlet collector and water outlet collector include supervisor and be arranged on supervisor axially on a plurality of arms; A plurality of arms on the water inlet collector are connected accordingly with one group of inlet pipeline respectively, and a plurality of arms on the water outlet collector are connected accordingly with one group of outlet pipeline respectively.
Further, be connected by intermediate duct between inlet pipeline and the outlet pipeline, inlet pipeline, intermediate duct and outlet pipeline are ladder-like arranged.
Further, the pipeline of coil pipe is the copper pipe of diameter 5mm.
Further, on the copper pipe cover radiating fin, the spacing of radiating fin are arranged is 1.2-1.6mm.
Further, the spacing of radiating fin is 1.2mm.
Further, the array pitch of coil pipe is 11-12mm.
Further, the array pitch of coil pipe is 11.4mm.
Further, be respectively arranged with valve seat on the supervisor of water inlet collector and water outlet collector.
Further, the valve seat of water inlet collector and water outlet collector has identical structure.
Further, on the valve seat of water inlet collector drain screw is installed, on the valve seat of water outlet collector vent valve is installed.
Further, be respectively arranged with installing hole on the supervisor of water inlet collector and water outlet collector.
Further, the installing hole of water inlet collector and water outlet collector has identical structure.
Further, the installing hole place of water inlet collector is equipped with drain screw, and the installing hole place of water outlet collector is equipped with vent valve.
Further, be welded with drain screw on the water inlet collector, be welded with vent valve on the water outlet collector.
According to an aspect of the present invention, provide a kind of air-conditioner, it is characterized in that, comprised above-mentioned dry surface cooler.
Further, air-conditioner is the air-conditioner that humiture is independently controlled.
The arm of the collector of the dry surface cooler among the present invention is axial arranged along its supervisor, therefore, can solve the interference problem when having than manifold; Secondly, it adopts the cross-counterflow design, therefore, has improved heat exchange efficiency; At last, used the copper pipe of diameter 5mm in its coil pipe, not only improved heat exchange efficiency, and can reach lower leaving air temp.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Figure 1A has schematically shown the front view of surface cooler of the prior art;
Figure 1B has schematically shown the structural representation of the water diversing head assembly among Figure 1A;
Fig. 2 has schematically shown the stereogram of the dry surface cooler among the present invention;
Fig. 3 A has schematically shown the structural representation of the first collector among the present invention;
Fig. 3 B has schematically shown the structural representation of the second collector among the present invention;
Fig. 3 C has schematically shown the structural representation of the third collector among the present invention;
Fig. 4 has schematically shown the line arrangement schematic diagram of the coil pipe among the present invention;
Fig. 5 A has schematically shown the structural representation of the water outlet collector among the present invention;
Fig. 5 B has schematically shown the structural representation of the water inlet collector among the present invention;
The stereogram of the coil pipe of Fig. 6 has schematically shown the installation among the present invention water inlet collector and water outlet collector; And
Fig. 7 has schematically shown the explosive view of Fig. 6.
The specific embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.
As shown in Figure 2, the dry surface cooler among the present invention comprises coil pipe 6, and it comprises the one group of inlet pipeline that is arranged on air outlet one side and the one group of outlet pipeline that is arranged on air inlet one side; Dry surface cooler also comprises collector, collector comprises into water collector 3 and water outlet collector 2, axial a plurality of arms that water inlet collector 3 and water outlet collector 2 include supervisor and be arranged on supervisor, a plurality of arms on the water inlet collector are connected accordingly with above-mentioned one group of inlet pipeline respectively, and a plurality of arms on the water outlet collector are connected accordingly with above-mentioned one group of outlet pipeline respectively.Preferably, be connected by intermediate duct between inlet pipeline and the outlet pipeline, as shown in Figure 2, inlet pipeline, intermediate duct and outlet pipeline are ladder-like arranged.Preferably, all be provided with respectively valve seat or all be provided with respectively installing hole on the supervisor of water inlet collector 3 and water outlet collector 2, preferably, the valve seat of water inlet collector 3 and water outlet collector 2 has identical structure, or the installing hole of water inlet collector 3 and water outlet collector 2 has identical structure, further, valve seat or the installing hole place of water inlet collector are equipped with drain screw, on the valve seat of water outlet collector vent valve are installed.Alternately, drain screw, vent valve also can directly be welded on water collector and water outlet collector.As shown in Figure 2, the side at water outlet collector 2 is provided with blower fan 1.Preferably, this dry surface cooler has 4 combs.Preferably, an end of coil pipe 6 also is provided with outlet air flange 4, is provided with drip tray 5 below coil pipe 6.
Preferably, because the valve seat of water inlet collector 3 and water outlet collector 2 has identical structure, or the installing hole of water inlet collector 3 and water outlet collector 2 has identical structure, therefore below only with Fig. 3 A, 3B, the structure with valve seat shown in the 3C describes water inlet collector 3 and water outlet collector 2, namely following about Fig. 3 A, 3B is in the content of 3C, " collector " this term had both represented the water inlet collector, also represented the water outlet collector; Further, also can be used with reference to following description water inlet collector 3 and water outlet collector 2 with installing hole.Fig. 3 A, 3B, 3C show respectively the structural representation of three kinds of different collectors.Preferably, in order to reach better sealing effectiveness, collector is installed on outlet pipeline and the inlet pipeline by unsintered tape.Such as Fig. 3 A, 3B, shown in the 3C, collector comprises supervisor 9, supervisor 9 axially be provided with a plurality of arms 10, be provided with the valve seat 11 that vent valve or drain screw are installed supervisor, therefore, even the arm number is more, mutual situation of interfering between each branch road can not occur when welding yet, be beneficial to the design of pipeline; Preferably, above-mentioned a plurality of arms 10 arrange on supervisor 9 in parallel to each other, and further, above-mentioned a plurality of arms 10 are arranged on same axis of the supervisor 9.Preferably, valve seat 11 is welded on the supervisor.Preferably, be provided with water pipe head 13 on the supervisor 9, preferably, the radius of water pipe head 13 can be 3/4 ".Preferably, the number of the arm 10 on the supervisor 9 is variable, therefore can increase and decrease arm quantity by arm number according to actual needs, has flexible and changeable characteristics, for example such as Fig. 3 A, and 3B, arm 10 numbers shown in the 3C are respectively 9,7,6.
Fig. 4 further shows the line arrangement schematic diagram of coil pipe.Among Fig. 4, arrow represents the direction of indoor return air, and dotted line is water (flow) direction, and Reference numeral 7 is delivery port, and Reference numeral 8 is water inlet; As shown in Figure 4, be inlet pipeline at the pipeline of air outlet one side, be outlet pipeline at the pipeline of air inlet one side, thereby the cross-counterflow design by wind and water has improved heat exchange efficiency.Preferably, the array pitch of coil pipe is 11-12mm, preferably is 11.4mm; Preferably, the pipeline of coil pipe is the copper pipe of diameter 5mm, and its specification can be φ 5 * 0.23 * 0.12mm, owing to adopt the copper pipe of diameter 5mm, therefore when improving heat exchange efficiency, has reduced the consumption of metal, has namely saved raw material in energy-conservation.Preferably, copper pipe cover spacing is 1.2-1.6mm, preferably is 1.2mm; Preferably, radiating fin, the spacing of radiating fin are arranged is 1.2-1.6mm to cover on the copper pipe, and preferably, the spacing of radiating fin is 1.2mm, and preferably, radiating fin is fenestration aluminium fin.Therefore, this dry surface cooler can not produce condensate water under the return air operating mode of 26 ℃ of dry-bulb temperatures, 18.7 ℃ of wet-bulb temperature, and can reach lower leaving air temp, thereby has improved significantly the cold wind ratio.
Further, Fig. 5 A, 5B show respectively the structural representation of a kind of preferred water outlet collector and water inlet collector.Wherein, shown in Fig. 5 A, water outlet collector 2 comprises supervisor 9 and arm 10, is provided with valve seat 11 and water pipe head 13 supervisor 9, is provided with vent valve 12 on the valve seat 11 of water outlet collector 2; Shown in Fig. 5 B, water inlet collector 3 comprises supervisor 9 and arm 10, is provided with valve seat 11 and water pipe head 13 supervisor 9, is provided with drain screw 14 on the valve seat 11 of water inlet collector 3.Because vent valve 12 and drain screw 14 have been installed, therefore, time spent not in the winter time, the water in can the emptying coil pipe, thus thoroughly stopped the bursting by freezing hidden danger of coil pipe.Further, because water inlet collector 3 has identical structure with valve seat 11 on the water outlet collector 2, therefore, when being installed to vent valve 12 on the collector, just consist of water outlet collector 2; When being installed to drain screw 14 on the collector, just consist of water inlet collector 3; As seen, in the situation of using identical collector, only need to install vent valve 12 or drain screw 14 and just can be assembled into rapidly water outlet collector 2 or water inlet collector 3, therefore, strengthened the versatility of collector.Further, Fig. 6 shows the stereogram of the coil pipe that water inlet collector and water outlet collector have been installed; Fig. 7 shows the explosive view of Fig. 6, and at Fig. 6, in 7, Reference numeral 12 represents vent valve, and Reference numeral 13 represents water pipe head, and Reference numeral 14 represents drain screw, and Reference numeral 6 represents coil pipe.
Be that the leaving air temp of the surface cooler of 5mm bobbin compares with the cold wind ratio with adopting diameter among the surface cooler of available technology adopting diameter 7mm copper pipe and the present invention, can get contrast test data as shown in the table:
| Model | Caliber | The pipe row | Leaving air temp | The cold wind ratio |
| FPG-68 | |
4 | 18.97 | 2.4 |
| FPG-102 | |
4 | 19.57 | 2.23 |
| FPG-68 | |
4 | 18.48 | 2.65 |
| FPG-102 | |
4 | 18.73 | 2.54 |
As seen, dry surface cooler among the present invention increases significantly aspect heat exchange efficiency, can reach lower leaving air temp, experiment detects proof, under the operating mode of the dry surface cooler among the present invention 16 ℃ of inflow temperatures, 21 ℃ of leaving water temperatures, 26 ℃ of indoor return air dry-bulb temperatures, 18.7 ℃ of wet-bulb temperature in heat exchange coil, the cold wind ratio is at 2.5W/m
3More than/the h.
Further, the invention still further relates to a kind of air-conditioner, it comprises above-mentioned dry surface cooler; Preferably, this air-conditioner is the air-conditioner that humiture is independently controlled.
Be the preferred embodiments of the present invention only below, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. a dry surface cooler is characterized in that, comprising:
Coil pipe comprises the one group of inlet pipeline that is arranged on air outlet one side, and the one group of outlet pipeline that is arranged on air inlet one side;
Collector comprises into water collector and water outlet collector, described water inlet collector and water outlet collector include supervisor and be arranged on described supervisor axially on a plurality of arms;
A plurality of arms on the described water inlet collector are connected accordingly with described one group of inlet pipeline respectively, and a plurality of arms on the described water outlet collector are connected accordingly with described one group of outlet pipeline respectively.
2. dry surface cooler according to claim 1 is characterized in that, is connected by intermediate duct between described inlet pipeline and the described outlet pipeline, and described inlet pipeline, intermediate duct and outlet pipeline are ladder-like arranged.
3. dry surface cooler according to claim 1 is characterized in that, the pipeline of described coil pipe is the copper pipe of diameter 5mm.
4. dry surface cooler according to claim 3 is characterized in that, radiating fin, the spacing of described radiating fin are arranged is 1.2-1.6mm to cover on the described copper pipe.
5. dry surface cooler according to claim 4 is characterized in that, the spacing of described radiating fin is 1.2mm.
6. each described dry surface cooler is characterized in that according to claim 1-5, and the array pitch of described coil pipe is 11-12mm.
7. dry surface cooler according to claim 6 is characterized in that, the array pitch of described coil pipe is 11.4mm.
8. each described dry surface cooler is characterized in that according to claim 1-5, is respectively arranged with valve seat on the supervisor of described water inlet collector and water outlet collector.
9. dry surface cooler according to claim 8 is characterized in that, the valve seat of described water inlet collector and water outlet collector has identical structure.
10. dry surface cooler according to claim 9 is characterized in that, on the valve seat of described water inlet collector drain screw is installed, and on the valve seat of described water outlet collector vent valve is installed.
11. each described dry surface cooler is characterized in that according to claim 1-5, is respectively arranged with installing hole on the supervisor of described water inlet collector and water outlet collector.
12. dry surface cooler according to claim 11 is characterized in that, the installing hole of described water inlet collector and water outlet collector has identical structure.
13. dry surface cooler according to claim 12 is characterized in that, the installing hole place of described water inlet collector is equipped with drain screw, and the installing hole place of described water outlet collector is equipped with vent valve.
14. each described dry surface cooler is characterized in that according to claim 1-5, is welded with drain screw on the described water inlet collector, is welded with vent valve on the described water outlet collector.
15. an air-conditioner comprises dry surface cooler, it is characterized in that, described dry surface cooler is each described dry surface cooler of claim 1-14.
16. air-conditioner according to claim 15 is characterized in that, described air-conditioner is the air-conditioner that humiture is independently controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102109575A CN102901202A (en) | 2011-07-26 | 2011-07-26 | Air conditioner and dry type surface air cooler thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102109575A CN102901202A (en) | 2011-07-26 | 2011-07-26 | Air conditioner and dry type surface air cooler thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102901202A true CN102901202A (en) | 2013-01-30 |
Family
ID=47573582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102109575A Pending CN102901202A (en) | 2011-07-26 | 2011-07-26 | Air conditioner and dry type surface air cooler thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102901202A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729347A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Multi-loop V-shaped surface air cooler and water distributing and collecting head mechanism thereof |
| CN110319571A (en) * | 2019-07-24 | 2019-10-11 | 珠海格力电器股份有限公司 | A kind of air conditioner in machine room surface air cooler and air conditioner in machine room |
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| CN2352858Y (en) * | 1998-05-21 | 1999-12-08 | 锡山市正达空调设备有限公司 | Internal heat exchanger of air treatment machine set |
| CN2684108Y (en) * | 2004-02-22 | 2005-03-09 | 黄志刚 | High water temperature heat exchanger |
| KR20060096840A (en) * | 2005-03-04 | 2006-09-13 | 엘지전자 주식회사 | Tube type heat-exchanger structure for airconditioner |
| CN2828619Y (en) * | 2005-11-04 | 2006-10-18 | 上海新晃空调设备股份有限公司 | Inverse process structure of fan coil |
| CN101586849A (en) * | 2009-06-19 | 2009-11-25 | 浙江盾安机电科技有限公司 | Dry-type fan coil set of air-conditioning system suitable for independent temperature-humidity control |
| JP2011043304A (en) * | 2009-08-24 | 2011-03-03 | Hitachi Appliances Inc | Air conditioner |
| CN202149582U (en) * | 2011-07-26 | 2012-02-22 | 珠海格力电器股份有限公司 | Air conditioner and dry surface cooler thereof |
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2011
- 2011-07-26 CN CN2011102109575A patent/CN102901202A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2352858Y (en) * | 1998-05-21 | 1999-12-08 | 锡山市正达空调设备有限公司 | Internal heat exchanger of air treatment machine set |
| CN2684108Y (en) * | 2004-02-22 | 2005-03-09 | 黄志刚 | High water temperature heat exchanger |
| KR20060096840A (en) * | 2005-03-04 | 2006-09-13 | 엘지전자 주식회사 | Tube type heat-exchanger structure for airconditioner |
| CN2828619Y (en) * | 2005-11-04 | 2006-10-18 | 上海新晃空调设备股份有限公司 | Inverse process structure of fan coil |
| CN101586849A (en) * | 2009-06-19 | 2009-11-25 | 浙江盾安机电科技有限公司 | Dry-type fan coil set of air-conditioning system suitable for independent temperature-humidity control |
| JP2011043304A (en) * | 2009-08-24 | 2011-03-03 | Hitachi Appliances Inc | Air conditioner |
| CN202149582U (en) * | 2011-07-26 | 2012-02-22 | 珠海格力电器股份有限公司 | Air conditioner and dry surface cooler thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104729347A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Multi-loop V-shaped surface air cooler and water distributing and collecting head mechanism thereof |
| CN104729347B (en) * | 2013-12-24 | 2017-05-03 | 珠海格力电器股份有限公司 | Multi-loop V-shaped surface air cooler and water distributing and collecting head mechanism thereof |
| CN110319571A (en) * | 2019-07-24 | 2019-10-11 | 珠海格力电器股份有限公司 | A kind of air conditioner in machine room surface air cooler and air conditioner in machine room |
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Application publication date: 20130130 |