CN101126539A - Heat exchanging set possessing deformation-proof cover board - Google Patents
Heat exchanging set possessing deformation-proof cover board Download PDFInfo
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- CN101126539A CN101126539A CNA2007101754701A CN200710175470A CN101126539A CN 101126539 A CN101126539 A CN 101126539A CN A2007101754701 A CNA2007101754701 A CN A2007101754701A CN 200710175470 A CN200710175470 A CN 200710175470A CN 101126539 A CN101126539 A CN 101126539A
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- heat exchange
- deformation
- exchange unit
- cover board
- air outlet
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Abstract
The present invention relates to the field of a heat exchanger and provides the heat exchanger with a deformation-proof covering plate, which comprises a box body, an internal circulation fan, an electric heater, a heat exchanging core, an external circulation fan, a covering plate, a controller, a transformer and an AC/DC converter. Wherein, a space which covers the internal circulation fan and consists of the box body, covering plate and the heat exchanging core is an internal circulation cavity, and a space which covers the external circulation fan and consists of the box body, covering plate and the heat exchanging core is an external circulation cavity. Two long sides of a rectangular air outlet of the covering plate are respectively and inwardly folded. The present invention effectively solves the problem of the sealing of the air outlet of the heat exchanger by that the long side of the air outlet provided with the structure of folded side, improves the working efficiency of the heat exchanger and meanwhile the heat exchanger has more beautiful appearance.
Description
Technical field
The present invention relates to heat exchange unit field, particularly relate to a kind of heat exchange unit with deformation-proof cover board.
Background technology
Along with the development of mechanics of communication, the communication cabinet that is used for signal transmission and reception spreads all over all over the world.The caloric value of communication cabinet is usually in 500W～4500W scope; be thermally sensitive components and parts in the protection rack; reduce thermal stress, improve useful life, guarantee that electronic device works is at the optimum performance state; usually need regulate the temperature in the rack; in this cold scope, use cost height, the reliability of air-conditioning low, and it is originally low to use heat exchanger to form; reliability height, and environmental protection and energy saving.The communication cabinet website distributes many, and great majority are positioned at the remote districts away from the city, the maintenance inconvenience.This just requires supporting with it heat exchange unit to have the characteristics of reliability height, easy-maintaining.Be generally wall-hanging installation and two kinds of versions of overhead type installation for the supporting heat exchange unit of communication cabinet at present.Usually in 1500W～4500W scope, overhead type is installed the cold scope of heat exchange unit usually in 500W～1500W scope to the cold scope of wall-hanging installation heat exchange unit.
In existing wall-hanging heat exchange unit, for the ease of producing and maintenance, interior circulation side is usually designed to a monoblock type cover plate, and casing is installed the sticking sealing joint strip in limit and heat exchange core air outlet place, then cover plate is installed, and compresses sealing strip by cover plate and seals.But under existing technical conditions, because the cover plate area is bigger, cover plate and heat exchange core air outlet place can not add reinforcement again, so under the resilient force of sealing joint strip, outside bulging deformation often appears in cover plate air outlet place, forms the gap, and air leakage phenomena will appear in the cover plate middle part like this, torus entered into the heat exchange in-core again in the wind of air outlet entered in the gap, thereby had influenced the operating efficiency of heat exchange unit.And, in the rainy day, rainwater can enter in the unit external circulation cavity from external circulation air inlet, outside under the effect of circulating fan, rainwater may be blown on the rack inner module by the gap that cover plate outwards protrudes formation, for electronic equipment, this is definitely unallowed, does not meet the requirement that the heat exchange unit will have high reliability.The air outlet of projection also influences attractive in appearance simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, prevent the heat exchange unit that air outlet leaks out, a kind of heat exchange unit with deformation-proof cover board particularly is provided.
For achieving the above object, technical scheme of the present invention provides a kind of heat exchange unit with deformation-proof cover board, comprise casing, interior circulating fan, electric heater, heat exchange core, outer circulation blower fan, cover plate, controller, transformer and AC/DC changeover switch, wherein the space that the space of circulating fan is called interior torus, encirclement outer circulation blower fan in the encirclement of being made up of casing, cover plate and heat exchange core is called external circulation cavity, and two long limits of the rectangle air outlet of described cover plate are respectively to in-flanges.
Wherein, described width to in-flanges is the width that covers sealing joint strip fully.
Wherein, described width to in-flanges is that 10mm is to 20mm.
Wherein, described angle to in-flanges and described cover plate be 10 spend to 20 the degree.
Technique scheme only is an optimal technical scheme of the present invention, has following advantage: by adopting simple structure to in-flanges, solved cover plate shortcoming to outer lug under the effect of sealing strip elastic force, thereby reached good sealing effectiveness, improve the operating efficiency of heat exchange unit, guaranteed the high reliability of rack inner electronic equipment.
Description of drawings
Fig. 1 is a kind of fundamental diagram with heat exchange unit of deformation-proof cover board of the embodiment of the invention;
Fig. 2 is a kind of deformation-proof cover board structural representation with heat exchange unit of deformation-proof cover board of the embodiment of the invention;
Fig. 3 is the local amplification view of the deformation-proof cover board of heat exchange unit with deformation-proof cover board of the embodiment of the invention a kind of.
Wherein: 1: the mobile communication rack; 2: the rack inner module; 3: the heat exchange unit; 4: interior circulating fan; 5: interior torus; 6: electric heater; 7: the heat exchange core; 8: the outer circulation blower fan; 9: external circulation cavity; 10: cover plate; 11: air inlet; 12: air outlet; 13: the air outlet upper overturning; 14: flange under the air outlet.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used to illustrate the present invention, but are not used for limiting the scope of the invention.
Below in conjunction with Fig. 1, Fig. 2, Fig. 3 the detailed structure of the heat exchange unit of deformation-proof cover board is described.
Fig. 1 is a kind of fundamental diagram with heat exchange unit of deformation-proof cover board of the embodiment of the invention.The heat exchange unit comprises interior circulating fan 4, electric heater 6, heat exchange core 7, outer circulation blower fan 8, cover plate 10, also comprise among the figure casing, controller, transformer and the AC/DC changeover switch that do not show, the space of torus 5, encirclement outer circulation blower fan 8 was called external circulation cavity 9 in wherein the space of circulating fan 4 was called in the encirclement of being made up of casing, cover plate 10 and heat exchange core 7.As seen from Figure 1, heat exchange unit 3 is placed in the mobile communication unit 1, and rack inner module 2 work in the mobile communication unit 1 give out a large amount of heat, in order to guarantee the operate as normal of mobile communication unit 1, carry out cooling by 3 pairs of mobile communication units of heat exchange unit 1 and handle.Heat exchange unit 3 comprises casing 12, interior circulating fan 4, interior torus 5, electric heater 6, outer circulation blower fan 8 and external circulation cavity 9, interior torus 5 is positioned at the top of heat exchange unit 3, external circulation cavity 9 is positioned at the bottom of heat exchange unit 3, is heat exchange core 7 between interior torus 5 and the external circulation cavity 9.Interior circulating fan 4 is positioned at torus 5, is used for the hot-air in the mobile communication unit 1 is drawn in the interior torus 5, and is blown in the heat exchange core 7.Outer circulation blower fan 8 is positioned at external circulation cavity 9, is used for mobile communication unit 1 outer cold air is drawn in the external circulation cavity 9, and is blown in the heat exchange core 7 from external circulation cavity 9.Heat exchange unit 3 has adopted reverse-flow aluminum heat exchange core body, and the air of confined space flows in interior circulation side by the driving of interior circulating fan 4 in the rack; The air of external environment condition is by the driving of outer circulation blower fan 8, and circulation side flows outside; Inside and outside circulating air carries out exchange heat by heat exchange core 7.When the rack internal temperature is higher than environment temperature, sheds by the heat of heat exchange core, thereby regulate the interior temperature of rack inside.In winter, prevent that temperature is crossed low can't the startup in the rack, in the heat exchange unit, be provided with electric heater 6, be the module heating.Temperature is by the microcomputer controller control of heat exchanger configuration set in the rack.
Fig. 2 is a kind of deformation-proof cover board structural representation with heat exchange unit of deformation-proof cover board of the embodiment of the invention, comprises air inlet 11 and air outlet 12 on the cover plate 10.Fig. 3 is that the A-A of the deformation-proof cover board of heat exchange unit with deformation-proof cover board of the embodiment of the invention a kind of analyses and observe partial enlarged drawing, as can be seen from the figure obtains flange 14 under air outlet upper overturning 13 and the air outlet behind two of air outlet 12 long limit flange.By Fig. 2, Fig. 3 as can be seen, present embodiment is to open 1 to 2mm osculum in the both sides on the long limit of rectangle air outlet 12, will grow the limit then to in-flanges, the width of flange gets final product for covering sealing joint strip fully, according to the difference of actual conditions, generally at 10mm between the 20mm, about preferred 15mm., generally spend in the scopes of 20 degree, about preferred 15 degree also because concrete situation is different and different to the angle of in-flanges and cover plate 10.Cover plate is through after transforming like this, be equivalent to add reinforcement at the air outlet place, intensity obviously strengthens, the elastic force of sealing joint strip no longer can make the distortion of cover plate generation to outer lug, therefore can there be the gap, deformation-proof cover board can overcome the shortcoming of existing cover plate air outlet easy deformation, has improved the sealing of heat exchange unit.
As can be seen from the above embodiments, the embodiment of the invention passes through to adopt the design of the long limit of air outlet to in-flanges, the air outlet intensity of cover plate is strengthened, thereby the elasticity that can guarantee sealing strip can not make the outside bulging deformation of cover plate, therefore, between sealing strip and cover plate, can there be the gap, have well solved the problem of air outlet sealing.This technical scheme has improved the operating efficiency of heat exchange unit.In addition, owing to solved the problem that there is the gap in air outlet, in the rainy day, rainwater can not enter in the mobile communication rack yet, thereby has guaranteed the job security of the electronic equipment in the rack, has improved the reliability of integrating cabinet.And sheltered from sealing joint strip to in-flanges, and cover plate heaves no longer, the heat exchange unit is also more attractive in appearance.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. heat exchange unit with deformation-proof cover board, comprise casing, interior circulating fan, electric heater, heat exchange core, outer circulation blower fan, cover plate, controller, transformer and AC/DC changeover switch, it is characterized in that two long limits of the rectangle air outlet of described cover plate are respectively to in-flanges.
2. the heat exchange unit with deformation-proof cover board as claimed in claim 1 is characterized in that, described width to in-flanges is the width that covers sealing joint strip fully.
3. the heat exchange unit with deformation-proof cover board as claimed in claim 2 is characterized in that, described width to in-flanges is that 10mm is to 20mm.
4. the heat exchange unit with deformation-proof cover board as claimed in claim 1 is characterized in that, described angle to in-flanges and described cover plate be 10 spend to 20 the degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101754701A CN100523639C (en) | 2007-09-29 | 2007-09-29 | Heat exchanging set possessing deformation-proof cover board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101754701A CN100523639C (en) | 2007-09-29 | 2007-09-29 | Heat exchanging set possessing deformation-proof cover board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101126539A true CN101126539A (en) | 2008-02-20 |
| CN100523639C CN100523639C (en) | 2009-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101754701A Active CN100523639C (en) | 2007-09-29 | 2007-09-29 | Heat exchanging set possessing deformation-proof cover board |
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| Country | Link |
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| CN (1) | CN100523639C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501373A (en) * | 2014-12-12 | 2015-04-08 | 贵州永红航空机械有限责任公司 | High-efficiency heat exchange unit |
| CN104852605A (en) * | 2014-12-12 | 2015-08-19 | 武汉绿鼎天舒科技发展有限公司 | High-reliability heat exchanging unit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287895B (en) * | 2011-06-15 | 2013-06-05 | 深圳市中兴新地通信器材有限公司 | Two-way automatic dust-removing heat exchange system |
-
2007
- 2007-09-29 CN CNB2007101754701A patent/CN100523639C/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501373A (en) * | 2014-12-12 | 2015-04-08 | 贵州永红航空机械有限责任公司 | High-efficiency heat exchange unit |
| CN104852605A (en) * | 2014-12-12 | 2015-08-19 | 武汉绿鼎天舒科技发展有限公司 | High-reliability heat exchanging unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100523639C (en) | 2009-08-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Heat exchanging set possessing deformation-proof cover board Effective date of registration: 20100908 Granted publication date: 20090805 Pledgee: Beijing Fuhai Schwab Investment Advisory limited liability company Pledgor: AIRSYS Refrigeration Engineering Technology (Beijing) Co., Ltd. Registration number: 2010990000872 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20110407 Granted publication date: 20090805 Pledgee: Beijing Fuhai Schwab Investment Advisory limited liability company Pledgor: AIRSYS Refrigeration Engineering Technology (Beijing) Co., Ltd. Registration number: 2010990000872 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Heat exchanging set possessing deformation-proof cover board Effective date of registration: 20110520 Granted publication date: 20090805 Pledgee: Beijing Fuhai Schwab Investment Advisory limited liability company Pledgor: AIRSYS Refrigeration Engineering Technology (Beijing) Co., Ltd. Registration number: 2011990000185 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20120613 Granted publication date: 20090805 Pledgee: Beijing Fuhai Schwab Investment Advisory limited liability company Pledgor: AIRSYS Refrigeration Engineering Technology (Beijing) Co., Ltd. Registration number: 2011990000185 |