CN102748964B - Coiler type cooling grid - Google Patents
Coiler type cooling grid Download PDFInfo
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- CN102748964B CN102748964B CN201210269162.6A CN201210269162A CN102748964B CN 102748964 B CN102748964 B CN 102748964B CN 201210269162 A CN201210269162 A CN 201210269162A CN 102748964 B CN102748964 B CN 102748964B
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Abstract
A coiler type cooling grid relates to a part of general heat exchange or heat-transfer equipment, in particular to a cooling grid formed by assemblies of a pipe fitting. The coiler type cooling grid is easy to manufacture, big in heat exchange area in unit volume and high in heat exchange efficiency. The coiler type cooling grid comprises a box, a total inlet pipe, a total outlet pipe and a plurality of calandria units, and each calandria unit comprises three coil pipes. Each coil pipe comprises a plurality of straight pipe sections and a plurality of U-shaped bending pipe sections connected with the straight pipe sections, the straight pipe sections of the three coil pipes are sequentially arranged in stagger in a same plane from left to right, the bending pipe sections at corresponding positions in the coil pipes are vertically overlapped, the bending pipe sections in the middle is located in the plane of the straight pipe sections, and inlets and outlets of the bending pipe sections on the upper side and the lower side are bended to the inside of the plane of the straight pipe sections. A bar-type copper plate is welded on the straight pipe sections of the calandria units along a left-and-right direction. Each calandria unit is vertically overlapped and fixed in the box.
Description
Technical field
The present invention relates to the parts of a kind of interchangeable heat exchange or heat-transfer equipment, particularly relate to a kind of cooling coil of the module composition by pipe fitting.
Background technology
Coiled pipe is by metal or non-metal tube, and in a plane, reciprocal roundabout advancing, is similar to snakelike pipe fitting, is a kind of heat transmission equipment occurring the earliest, and the fluid media (medium) in pipe and outside pipe carries out heat exchange by tube wall.Current coil pipe type comb, generally by many coiled pipes, be connected in parallel and form, for example application number be 00248885.X, Granted publication number for CN2460864Y, Granted publication day are disclosed a kind of vaporization condenser calandria in the Chinese utility model patent in November 21 calendar year 2001, in Figure of description, provided a kind of parallel-connection structure.But, in current coil pipe type cooling coil, because the radical of coiled pipe is more and separate, many coiled pipes are produced in a device, its manufacturing process is more complicated; Current coil pipe type cooling coil does not carry out rationally and compact layout many coiled pipes in unit volume in addition, cause taking up room of equipment under same heat exchange efficiency larger, so just be not suitable for the occasion that ask for something equipment volume is little, such as using in the mine in colliery.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of coil pipe type cooling coil that heat exchange area is larger, heat exchange efficiency is higher being easy in making, unit volume.
Coil pipe type cooling coil of the present invention, comprises casing, total inlet pipe, always goes out pipe and some comb unit, and wherein said comb unit comprises three coiled pipes; Every described coiled pipe comprises the U-shaped bending tube section of some straight lengths and some connection straight lengths, the straight length of described three coiled pipes is alternative arrangement successively from left to right at grade, the corresponding bending tube section stacked on top in position in three coiled pipes, the plane of bending tube section in the middle of being wherein positioned in described straight length place, is positioned at the import and export of bending tube section of upper and lower both sides to the plane inner bending at described straight length place; On the straight length of described comb unit, along left and right directions, be welded with bar shaped copper coin;
The cuboid that is shaped as a left and right side opening of described casing; Stacking and be fixed in described casing under each described sheet comb unit; Every coiled pipe on each described sheet comb unit is connected in parallel to respectively described total inlet pipe and always goes out pipe.
Coil pipe type cooling coil of the present invention, wherein said coiled pipe is copper pipe, and coiled pipe external diameter is 12mm, and coiled pipe wall thickness is 1mm.
Coil pipe type cooling coil of the present invention, the cross section of the bending tube section of wherein said coiled pipe is oblate, described oblate height on above-below direction is less than 12mm.
Coil pipe type cooling coil of the present invention, on the upper and lower side of wherein said casing and described bar shaped copper coin, correspondence is provided with several tie rod holes, and some pull bars are corresponding through described tie rod hole and be connected with described upper and lower side bolt respectively.
Coil pipe type cooling coil difference from prior art of the present invention is that every comb unit of coil pipe type cooling coil of the present invention comprises three coiled pipes, every coiled pipe comprises the U-shaped bending tube section of some straight lengths and some connection straight lengths, the straight length of three coiled pipes is alternative arrangement successively from left to right at grade, the corresponding bending tube section stacked on top in position in three coiled pipes, the plane of bending tube section in the middle of being wherein positioned in described straight length place, be positioned at, entering of the bending tube section of lower both sides, outlet is to the plane inner bending at described straight length place, such structure only need to utilize straight tube to be bent into coiled pipe, bending tube section at coiled pipe bends accordingly again, heap poststack welds bar shaped copper coin again and just can accomplish, manufacturing process is simple and convenient.On the straight length of comb unit, along left and right directions, be welded with bar shaped copper coin and can make the straight length of every comb unit partly keep in one plane on the one hand, the coiled pipe welding together in addition is also not easy loose, has globality.Due to the height of the bending tube section heap poststack of three coiled pipes in every comb unit, be greater than in addition the height of straight length part, so just can be directly that comb unit is stacking one by one, heap poststack between the straight length of every comb unit with regard to self-assembling formation certain gap, these gaps just can be flow through for air, thereby carry out heat exchange.This coiled pipe and coiled pipe are mutually stacking and at heap poststack, naturally form the structure in the gap flow through of confession air, compressed fully the gap between coiled pipe, can in same volume, arrange more coiled pipe compared to existing technology, make the heat exchange area in unit volume larger, heat exchange efficiency is higher.
When the cross section of the bending tube section of coiled pipe is for oblateness in coil pipe type cooling coil of the present invention, can reduce the thickness of every comb unit, thereby make the shared volume in every comb unit less, more can improve heat exchange area and heat exchange efficiency in the unit volume of coil pipe type cooling coil, and this need to just flatten and can accomplish the bending tube section of coiled pipe before stacking coiled pipe, also have advantages of and be easy to make.In addition allow correspondence on the upper and lower side of casing and bar shaped copper coin be provided with several tie rod holes, and allow the some corresponding tie rod holes that pass of pull bars difference be connected with upper and lower side bolt and can between casing and comb unit, further fix, the carrying of the coil pipe type cooling coil of the present invention of being more convenient for.
Below in conjunction with accompanying drawing, coil pipe type cooling coil of the present invention is described further.
Accompanying drawing explanation
Fig. 1 be every coiled pipe top view;
Fig. 2 is the elevational cross-sectional view of first embodiment of coil pipe type cooling coil of the present invention;
The top view of comb unit in Fig. 3 Fig. 2;
Fig. 4 is the right view of bending tube section stacking portion in Fig. 3;
Fig. 5 is the front view of second embodiment of coil pipe type cooling coil of the present invention.
The specific embodiment
First embodiment of invention coil pipe type cooling coil as shown in Figure 2, the interior stacked on top of cuboid casing 1 of a left and right side opening has 14 comb unit 4.Referring to Fig. 3, every comb unit 4 comprises three coiled pipes, referring to Fig. 1, every coiled pipe comprises the U-shaped bending tube section 62 of some straight lengths 61 and some connection straight lengths 61, referring to Fig. 3 and Fig. 4, the straight length of three coiled pipes is alternative arrangement successively from left to right at grade, as the straight length 611 of first coiled pipe in Fig. 4, second straight length 612 of coiled pipe, the straight length 613 of the 3rd coiled pipe are all located at grade.The corresponding bending tube section stacked on top in position in three coiled pipes, the plane of bending tube section in the middle of being wherein positioned in described straight length place, be positioned at the import and export of bending tube section of upper and lower both sides to the plane inner bending at described straight length place, if the bending tube section 621 of first coiled pipe in Fig. 4, second bending tube section 622 of coiled pipe, bending tube section 623 threes' of the 3rd coiled pipe import and export are all to the plane inner bending at straight length place.Referring to Fig. 3, on the straight length of every comb unit 4, along left and right directions, be welded with bar shaped copper coin 41.The casing left and right sides is respectively equipped with total inlet pipe 2 and always goes out pipe 3 in addition.Every coiled pipe on each sheet comb unit 4 is connected in parallel to respectively total inlet pipe 2 and always goes out pipe 3, like this at total inlet pipe with always go out just to have formed some tributary circuits between pipe.During work, at total inlet pipe with always go out the cooling fluid that circulates between pipe, at the interior air to be lowered the temperature that circulates of casing 1, between air and cooling fluid, by coiled pipe tube wall, carry out heat exchange.In the present embodiment, coiled pipe diameter is 20mm, and wall thickness is that 1mm(is not shown).In addition, in the present embodiment, also can to adopt diameter be 12mm to coiled pipe, the copper pipe that wall thickness is 1mm, because the thermal conductivity of copper is good, and diameter and wall thickness adopt this specification to be because diameter too the radical of hour unit volume inner coil is too many, when diameter is too large, coiled pipe is difficult for bending, this rule is more moderate.The bending tube section of the coiled pipe of this specification can also be flattened and make the cross section of bending tube section for oblate in addition, at this moment oblate height on above-below direction is less than 12mm, makes the thickness of every comb unit less.The sheet number of comb unit is not subject to the restriction of the present embodiment in addition, can need to determine according to corresponding using area.
Second embodiment of coil pipe type cooling coil of the present invention as shown in Figure 5, it is provided with four tie rod hole (not shown)s with the difference of first embodiment is corresponding on the upper and lower side of casing and the bar shaped copper coin of each sheet comb unit, and four pull bars 5 are corresponding through these tie rod holes and be connected with upper and lower side bolt respectively.So further comb unit is fixed, is convenient to the carrying of whole device.Certainly, the radical of pull bar is also not limited to four in the present embodiment.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not departing from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (4)
1. a coil pipe type cooling coil, comprises casing (1), total inlet pipe (2), always goes out pipe (3) and some comb unit (4), it is characterized in that:
Described comb unit (4) comprises three coiled pipes; Every described coiled pipe comprises the U-shaped bending tube section (62) of some straight lengths (61) and some connection straight lengths (61), the straight length of described three coiled pipes is alternative arrangement successively from left to right at grade, the corresponding bending tube section stacked on top in position in three coiled pipes, the plane of bending tube section in the middle of being wherein positioned in described straight length place, is positioned at the import and export of bending tube section of upper and lower both sides to the plane inner bending at described straight length place; On the straight length of described comb unit, along left and right directions, be welded with bar shaped copper coin (41);
The cuboid that is shaped as a left and right side opening of described casing (1); Each described sheet comb unit (4) stacked on top is also fixed in described casing (1); Every coiled pipe on each described sheet comb unit (4) is connected in parallel to respectively described total inlet pipe (2) and always goes out pipe (3).
2. coil pipe type cooling coil according to claim 1, is characterized in that: described coiled pipe is copper pipe, and coiled pipe external diameter is 12mm, and coiled pipe wall thickness is 1mm.
3. coil pipe type cooling coil according to claim 2, is characterized in that: the cross section of the bending tube section of described coiled pipe is for oblate, and described oblate height on above-below direction is less than 12mm.
4. coil pipe type cooling coil according to claim 3, it is characterized in that: the upper and lower side of described casing (1) and the described upper correspondence of bar shaped copper coin (41) are provided with several tie rod holes, and some pull bars (5) are corresponding respectively to be passed described tie rod hole and is connected with described upper and lower side bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269162.6A CN102748964B (en) | 2012-07-31 | 2012-07-31 | Coiler type cooling grid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210269162.6A CN102748964B (en) | 2012-07-31 | 2012-07-31 | Coiler type cooling grid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102748964A CN102748964A (en) | 2012-10-24 |
| CN102748964B true CN102748964B (en) | 2014-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210269162.6A Active CN102748964B (en) | 2012-07-31 | 2012-07-31 | Coiler type cooling grid |
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| CN (1) | CN102748964B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2826524T3 (en) * | 2014-11-25 | 2021-05-18 | Sapa As | Multiple Port Extrusion Pipe Design |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2460864Y (en) * | 2000-10-13 | 2001-11-21 | 唐大勇 | Vaporization condenser calandria |
| CN1690639A (en) * | 2004-02-26 | 2005-11-02 | 巴尔的摩汽圈公司 | Densified heat transfer tube bundle |
| CN2757048Y (en) * | 2004-10-18 | 2006-02-08 | 张凤岭 | Uniform flow type air cooling evaporator |
| CN202853434U (en) * | 2012-07-31 | 2013-04-03 | 淮南润成科技股份有限公司 | Serpentine-type cooling pipe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4055449B2 (en) * | 2002-03-27 | 2008-03-05 | 三菱電機株式会社 | Heat exchanger and air conditioner using the same |
| KR101075534B1 (en) * | 2009-06-16 | 2011-10-21 | 오상택 | Heat Exchanger for EGR Cooler Performance and Thermal cycle test and Engine Exhaust Gas Simulation |
-
2012
- 2012-07-31 CN CN201210269162.6A patent/CN102748964B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2460864Y (en) * | 2000-10-13 | 2001-11-21 | 唐大勇 | Vaporization condenser calandria |
| CN1690639A (en) * | 2004-02-26 | 2005-11-02 | 巴尔的摩汽圈公司 | Densified heat transfer tube bundle |
| CN2757048Y (en) * | 2004-10-18 | 2006-02-08 | 张凤岭 | Uniform flow type air cooling evaporator |
| CN202853434U (en) * | 2012-07-31 | 2013-04-03 | 淮南润成科技股份有限公司 | Serpentine-type cooling pipe |
Non-Patent Citations (1)
| Title |
|---|
| JP特開2003-287390A 2003.10.10 |
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| Publication number | Publication date |
|---|---|
| CN102748964A (en) | 2012-10-24 |
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