CN102500196A - Integrated heat exchanger used for freeze drying of compressed air - Google Patents
Integrated heat exchanger used for freeze drying of compressed air Download PDFInfo
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- CN102500196A CN102500196A CN2011103017053A CN201110301705A CN102500196A CN 102500196 A CN102500196 A CN 102500196A CN 2011103017053 A CN2011103017053 A CN 2011103017053A CN 201110301705 A CN201110301705 A CN 201110301705A CN 102500196 A CN102500196 A CN 102500196A
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Abstract
The invention discloses an integrated heat exchanger used for the freeze drying of compressed air, which comprises a heat exchange core body and a water separation pipe, wherein the heat exchange core body comprises a compressed air core body and a refrigerant core body which are arranged and connected in parallel from left to right; each of the compressed air core body and the refrigerant core body comprises a plurality of paths A and paths B arranged at interval; the paths A of the compressed air core body are communicated with the paths A of the refrigerant core body; the junction of the paths B of the compressed air core body and the paths B of the refrigerant core body is provided with a core body seal; the compressed air core body is provided with a compressed air inlet, a compressed air outlet and a cooled compressed air reflux inlet; the refrigerant core body is provided with a cooled compressed air outlet, a refrigerant inlet and a refrigerant outlet; a water-separation cavity body comprises two parts of the water-separation pipe and a compressed air reflux pipe; the water-separation pipe is connected with the cooled compressed air outlet of the refrigerant core body; and the compressed air reflux pipe is connected with the cooled compressed air reflux inlet.
Description
Technical field
The present invention relates to the integrated form heat exchanger that a kind of freezing dryer for compressed air is used, is to utilize refrigerant and compressed air to carry out heat exchange, is cooled to 2～10 ℃ scope to compressed air, to remove the moisture (steam composition) in the compressed air.
Background technology
In many practical applications; Need carry out drying to industrial compressed air; Adopting the basic skills of wanting is to utilize cold-producing mediums such as freon or chilled water as cooling medium; Carry out heat exchange with it, cooled compressed air is separated condensed water through water separation device again, obtains dry compressed air.General at present a plurality of shell-and-tube heat exchangers of employing or plate type heat exchanger are connected through pipeline with moisture trap to be realized, complex structure is bulky, causes equipment cost high, and floor space is big.
Summary of the invention
The object of the invention is exactly on the basis of traditional heat exchangers, proposes the integrated form heat exchanger that a kind of freezing dryer for compressed air is used.UNICOM and interval between this integrated form heat exchanger utilization passage and the passage; With compressed-air actuated precooling, cooling and condensed from the completion that is integrated in one of these three processes; Compact conformation, in light weight, the effective condensed water that after cooling off, produces of separate compressed air and it is unobstructedly successfully discharged; Guarantee that cooled compressed air has certain temperature and humidity, go up compressed-air actuated needs to satisfy industry.
The present invention has taked following technical proposal for realizing its purpose:
A kind of cryodesiccated integrated form heat exchanger of compressed air that is used for; Main body is made up of heat exchange core body and separated form water pipe; Wherein, Heat exchange core body by about be arranged side by side with compressed air core body that is connected and cold-producing medium core body and form, A channel and B passage composition, the A channel UNICOM of the A channel of compressed air core body and cold-producing medium core body that compressed air core body and cold-producing medium core body are provided with by some intervals; The joint of the B passage of compressed air core body and the B passage of cold-producing medium core body is provided with strip of paper used for sealing, and strip of paper used for sealing is with two core body B carrier frequency channel breaks; The compressed air core body is provided with compressed air refluxing opening after compressed air inlet, compressed air outlet and the cooling, and the A channel inlet of compressed air inlet and compressed air core body is connected, and the B channel outlet of compressed air outlet and compressed air core body is connected; The cold-producing medium core body is provided with cooling back compressed air outlet, refrigerant inlet and refrigerant outlet; Cooling back compressed air outlet is positioned at the A channel port of export of cold-producing medium core body, and refrigerant inlet and refrigerant outlet are connected with exporting with the import of the B passage of cold-producing medium core body respectively; The separated form water cavity is made up of separated form water pipe and compressed air return duct two parts, and compressed air outlet is connected after the cooling of separated form water pipe and cold-producing medium core body, and the compressed air return duct is connected with cooling back compressed air refluxing opening.
As further improvement of the present invention, be countercurrent flow between the compressed air after compressed air in the said compressed air heat exchange core body in the A channel and the cooling in the B passage.
As further improvement of the present invention, arranging multiplayer silk screen on separated form water cavity compressed air circulating face, and be fixed with a plurality of thin ribs that run through the separated form water pipe.
As further improvement of the present invention, the condensed water discharge outlet that said separated form water tube wall or pipe bottom have.
As further improvement of the present invention; In the separated form water cavity; Cold-producing medium core body upper surface and side end face are intersected corner and are provided with water separation plate, and water separation plate stretches to side-lower, and forms acute angle between the cold-producing medium core body; The water separation plate bottom is a wedge angle, can effectively avoid the from then on straight corner of condensed water directly to get into the compressed air return duct.
As further improvement of the present invention, in the B of cold-producing medium core body passage, establish flow deflector and dividing plate, flow deflector matches with dividing plate and forms many backhauls runner, effectively improves the coefficient of heat transfer; Countercurrent flow between B passage and the A channel.
As further improvement of the present invention, compressed air inlet and exit are respectively equipped with flow deflector, and flow deflector imports compressed air and derive core body.
As further improvement of the present invention, compressed air refluxing opening place, cooling back is provided with flow deflector, and flow deflector imports the compressed air in the compressed air return duct in the compressed air core body.
The present invention rolls into one precooling, cooling and condensed from three kinds of functions, in commercial Application, main realization flow is: compressed air to be dried gets into from the compressed air inlet, at first through getting into the cold-producing medium core body again after the heat exchange of compressed air core body; The compressed air that carries out after the exchange heat with the cold-producing medium that is got into by refrigerant inlet gets into the separated form water pipe again; At this moment; Flow out from refrigerant outlet behind the cold-producing medium heat-shift; And flowing velocity and flow direction change and the gravitational effect that forms and separating in the interception effect that is included in the silk screen band of condensed water in the separated form water pipe in the compressed air and the separated form water pipe, and discharge from the condensed water discharge outlet that is located on the separated form water pipe; And the colder compressed air of separating gets into the compressed air core body again through the compressed air return duct the compressed air of heat that gets into from the compressed air inlet is carried out precooling; Also guaranteed simultaneously compressed-air actuated temperature of outlet and humidity, the compressed air of the above-mentioned processing of process flows out from compressed air outlet.
Compared with prior art; The compressed air core body connects by compressed-air actuated flow process in-line arrangement to be cooled with the cold-producing medium core body mutually among the present invention, and flow direction is consistent, and adopts plate-fin heat exchanger as heat exchange core body; The compressed air heat exchange core body is the heat exchange of adverse current partition; The cold passage of cold-producing medium core body adopts many backhauls passage, and cold and hot fluid imports plate wing passage separately by the inlet end socket through the flow deflector of a dispensing section respectively, is directed at the outlet end socket and draws through the flow deflector of another dispensing section again; The fluid distributed uniform, heat exchange efficiency is high.Separated form water pipe two ends are communicated with cold-producing medium core body and compressed air core body respectively; Arranging multiplayer silk screen on separated form water pipe compressed air circulating face utilizes the interception function of silk screen, and combines the gravity effect factor of condensed water self; Condensed water is separated, have separated form water effect preferably.
Description of drawings
Fig. 1 is the embodiment of the invention 1 an integrated form heat exchanger structure sketch map;
Fig. 2 is inventive embodiments 1 a heat exchange core body A channel structural representation;
Fig. 3 is inventive embodiments 1 a heat exchange core body B channel design sketch map;
Fig. 4 is inventive embodiments 1 compressed air core body and cold-producing medium core body connecting portion structural representation.
Among the figure: 1-compressed air outlet, 2-heat exchange core body, 3-compressed air inlet, 4-cooling back compressed air refluxing opening, 5-compressed air core body, 6-cold-producing medium core body; 7-separated form water cavity, 8-separated form water pipe, 9-refrigerant inlet, 10-refrigerant outlet, 11-compressed air return duct; The 12-condensed water discharge outlet, 13-water separation plate, 14-dividing plate, 16-cooling back compressed air outlet, 21-A passage; The 22-B passage, 24-strip of paper used for sealing, 25-multi-layer silk screen, 26-flow deflector, 100-integrated form heat exchanger.
Below in conjunction with accompanying drawing embodiments of the invention are specified.
The specific embodiment
Shown in accompanying drawing 1; The cryodesiccated integrated form heat exchanger 100 of a kind of compressed air; Main body is made up of heat exchange core body 2 and separated form water cavity 7, and heat exchange core body 2 is made up of compressed air core body 5 and cold-producing medium core body 6, and compressed air core body 5 is arranged side by side with cold-producing medium core body about 6 and welds together; Compressed air core body 5 is provided with compressed air inlet 3, compressed air outlet 1 and cooling back compressed air refluxing opening 4; Compressed air inlet 3 is located at upper end, compressed air core body 5 left sides, and cooling back compressed air refluxing opening 4 is located at upper end, compressed air core body 5 right sides, and compressed air outlet 1 is located at lower end, compressed air core body 5 left side.Cold-producing medium core body 6 is provided with cooling back compressed air outlet 16, refrigerant inlet 9 and refrigerant outlet 10; Cooling back compressed air outlet 16 is located at cold-producing medium core body 6 right-hand members; Refrigerant inlet 9 is located at bottom, cold-producing medium core body 6 right sides, and refrigerant outlet 10 is located at cold-producing medium core body 6 left bottom.Separated form water cavity 7 comprises separated form water pipe 8 and 11 two parts of compressed air return duct, and separated form water pipe 8 bottoms have condensed water discharge outlet 12.
Integrated form heat exchanger 100 concrete internal structures are referring to Fig. 2, Fig. 3 and Fig. 4.
Like Fig. 4; Compressed air core body 5 is formed with B passage 22 by the A channel 21 that some intervals are provided with cold-producing medium core body 6; The passage of compressed air core body 5 and cold-producing medium core body 6 welds together accordingly; The A channel 21b UNICOM of the A channel 21a of compressed air core body and cold-producing medium core body is provided with strip of paper used for sealing 24 in the B passage of compressed air core body 5 and cold-producing medium core body 6 junctions, strip of paper used for sealing 24 is with B passage 22a, the 22b blocking-up of two core bodys.
A channel 21 structures are shown in accompanying drawing 2: the A channel 21a inlet of compressed air inlet 3 and compressed air core body is connected; Compressed air inlet 3 is provided with flow deflector 26; Flow deflector 26 makes the fluid uniform distribution, the A channel 21b UNICOM of the A channel 21a of compressed air core body and cold-producing medium core body.Cooling back compressed air outlet 16 is positioned at the right-hand member of the A channel 21b of cold-producing medium core body.Compressed air outlet 16 links to each other with separated form water pipe 8 after the cooling of cold-producing medium core body, in separated form water pipe 8 and compressed air outlet 16 junctions, cooling back, is furnished with multi-layer silk screen 25, and a plurality of thin ribs that run through the separated form water pipe are fixed multi-layer silk screen 25.Separated form water pipe 8 is rectangular with compressed air return duct 11; Cold-producing medium core body 6 straight corners in separated form water cavity 7 and cold-producing medium core body 6 junction are provided with water separation plate 13; Water separation plate 13 stretches to side-lower; Form an acute angle between water separation plate 13 and the cold-producing medium core body 6, water separation plate 13 bottoms are a wedge angle, can effectively avoid the from then on straight corner of condensed water directly to get into compressed air return duct 11.
B passage 22 structures are shown in accompanying drawing 3, and the joint of the B passage 22b of the B passage 22a of compressed air core body and cold-producing medium core body is provided with strip of paper used for sealing 24, and the core body strip of paper used for sealing intercepts compressed-air actuated backflow with the B carrier frequency channel break of two core bodys.Flow deflector 26 in the cold-producing medium core body and dividing plate 14 are divided into multipaths with fluid, effectively improve the coefficient of heat transfer.Compressed air refluxing opening 4 is provided with flow deflector 26 respectively with compressed air outlet 1 place after the cooling of compressed air core body.
With reference to accompanying drawing 2 and accompanying drawing 3: be furnished with separating wire guipure 25 in the separated form water pipe 8, the bottom has condensed water discharge outlet 12; The A channel 21b of cold-producing medium core body and the 21a connection mutually of the A channel of compressed air core body, the B passage 22a of the B passage 22b of cold-producing medium core body and compressed air core body separates with strip of paper used for sealing 24.Compressed air inlet 3 all is arranged on the compressed air core body 5 with compressed air outlet 1, and refrigerant inlet 9 all is arranged on the cold-producing medium core body 6 with refrigerant outlet 10, and separated form water cavity 7 two ends are communicated with connection with cold-producing medium core body 5 and compressed air core body 6 respectively.The total realization flow of this case is: compressed air to be dried is 3 entering from the compressed air inlet, at first through getting into cold-producing medium core body 6 again after 5 heat exchange of compressed air core body; The compressed air that carries out after the exchange heat with the cold-producing medium that is got into by refrigerant inlet 9 gets into separated form water pipe 8 again; At this moment; Flow out from refrigerant outlet 10 behind the cold-producing medium heat-shift; And be included in that flowing velocity and flow direction in condensed water in the compressed air silk screen band interception effect in separated form water pipe 8 and the separated form water pipe change and the gravitational effect that forms and separating, and from condensed water discharge outlet 12 discharges of separated form water pipe 8 bottoms; And the colder compressed air of separating gets into compressed air core bodys 5 through compressed air return duct 11 compressed air refluxing opening 4 after cool off; the compressed air of heat to 3 entering from the compressed air inlet carries out precooling; Also guaranteed simultaneously compressed-air actuated temperature of outlet and humidity, the compressed air of the above-mentioned processing of process flows out from compressed air outlet 1.
Whole flow process also can be divided into flowing of A channel and B passage according to heat exchanger channels; Contrast accompanying drawing 2; The direction of arrow is represented compressed-air actuated flow direction in the A channel: the compressed air of 3 entering at first gets into the cold-producing medium core body through the compressed air core body again from the compressed air inlet; Got into separated form water pipe 8 again by the compressed air after the refrigerant cools; Outlet 12 from the isolated moisture content of separated form water pipe from the separated form water pipe is discharged, and the colder compressed air of separating from separated form water pipe 8 gets into compressed air core body 5 through compressed air return duct 11, then flows out from compressed air outlet 1.Contrast accompanying drawing 3; The direction of arrow is represented compressed-air actuated flow direction in the B passage: the compressed air behind separated form water pipe 8 is back to compressed air core body 5 from compressed air return duct 11; To the compressed air of 3 entering carries out precooling from the compressed air inlet in the A channel; The raising of appropriateness the compressed-air actuated temperature of outlet, discharge from compressed air outlet 1 after accomplishing heat exchange.
Claims (7)
1. one kind is used for the cryodesiccated integrated form heat exchanger of compressed air; It is characterized in that; Said integrated form heat exchanger main body is made up of heat exchange core body and separated form water pipe, wherein, heat exchange core body by about be arranged side by side with compressed air core body that is connected and cold-producing medium core body and form; Compressed air core body and cold-producing medium core body are formed by A channel and B passage that some intervals are provided with; The A channel UNICOM of the A channel of compressed air core body and cold-producing medium core body, the joint of the B passage of compressed air core body and the B passage of cold-producing medium core body is provided with the core body strip of paper used for sealing, and the core body strip of paper used for sealing is with two core body B carrier frequency channel breaks; The compressed air core body is provided with compressed air refluxing opening after compressed air inlet, compressed air outlet and the cooling; The A channel inlet of compressed air inlet and compressed air core body is connected; The B channel outlet of compressed air outlet and compressed air core body is connected, and cooling back compressed air refluxing opening is positioned at the B feeder connection place of compressed air core body; The cold-producing medium core body is provided with cooling back compressed air outlet, refrigerant inlet and refrigerant outlet; Cooling back compressed air outlet is positioned at the A channel exit of cold-producing medium core body, and refrigerant inlet and refrigerant outlet are connected with exporting with the import of the B passage of cold-producing medium core body respectively; The separated form water cavity is made up of separated form water pipe and compressed air return duct two parts, and compressed air outlet is connected after the cooling of separated form water pipe and cold-producing medium core body, and the compressed air return duct is connected with cooling back compressed air refluxing opening.
2. integrated form heat exchanger according to claim 1 is characterized in that, is countercurrent flow between the compressed air after compressed air in the said compressed air core body A channel and the cooling in the B passage.
3. integrated form heat exchanger according to claim 1 is characterized in that, on the compressed air circulating face of separated form water chamber, is furnished with multi-layer silk screen.
4. integrated form heat exchanger according to claim 1 is characterized in that, in the separated form water cavity; Cold-producing medium core body upper surface and side end face are intersected corner and are provided with water separation plate; Water separation plate stretches to side-lower, and forms acute angle between the cold-producing medium core body, and the water separation plate bottom is a wedge angle.
5. integrated form heat exchanger according to claim 1 is characterized in that, in the B of cold-producing medium heat exchange core body passage, is provided with flow deflector and dividing plate, and flow deflector matches with dividing plate and forms many backhauls runner, countercurrent flow between B passage and the A channel.
6. integrated form heat exchanger according to claim 1 is characterized in that said compressed air inlet and exit are respectively equipped with flow deflector, and flow deflector imports compressed air and derive core body.
7. integrated form heat exchanger according to claim 1 is characterized in that, compressed air refluxing opening place, said cooling back is provided with flow deflector, and flow deflector imports the compressed air in the compressed air return duct in the core body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103017053A CN102500196A (en) | 2011-10-09 | 2011-10-09 | Integrated heat exchanger used for freeze drying of compressed air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103017053A CN102500196A (en) | 2011-10-09 | 2011-10-09 | Integrated heat exchanger used for freeze drying of compressed air |
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| Publication Number | Publication Date |
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| CN102500196A true CN102500196A (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103017053A Pending CN102500196A (en) | 2011-10-09 | 2011-10-09 | Integrated heat exchanger used for freeze drying of compressed air |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514036A (en) * | 2018-12-20 | 2019-11-29 | 佛山市天地元一净化设备有限公司 | A kind of structure of compressed gas freezing type drier high efficient heat exchanging water removal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20315267U1 (en) * | 2002-10-21 | 2004-03-04 | Autokühler GmbH & Co. KG | Device for cooling and drying air, in particular for refrigerant dryers in compressed air systems |
| CN201768480U (en) * | 2010-08-27 | 2011-03-23 | 无锡优元工业机械有限公司 | Three-in-one device of freezing type compressed air dryer |
| CN202270468U (en) * | 2011-10-09 | 2012-06-13 | 无锡宏盛换热器制造有限责任公司 | Integrated type heat exchanger for freeze-drying compressed air |
-
2011
- 2011-10-09 CN CN2011103017053A patent/CN102500196A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20315267U1 (en) * | 2002-10-21 | 2004-03-04 | Autokühler GmbH & Co. KG | Device for cooling and drying air, in particular for refrigerant dryers in compressed air systems |
| CN201768480U (en) * | 2010-08-27 | 2011-03-23 | 无锡优元工业机械有限公司 | Three-in-one device of freezing type compressed air dryer |
| CN202270468U (en) * | 2011-10-09 | 2012-06-13 | 无锡宏盛换热器制造有限责任公司 | Integrated type heat exchanger for freeze-drying compressed air |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514036A (en) * | 2018-12-20 | 2019-11-29 | 佛山市天地元一净化设备有限公司 | A kind of structure of compressed gas freezing type drier high efficient heat exchanging water removal |
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 214091, No. 86, Causeway Road, Mashan Industrial Park, Binhu District, Jiangsu, Wuxi Applicant after: HONGSHENG Heat Exchanger Manufacturing Co., Ltd. Address before: 214091, No. 86, Causeway Road, Mashan Industrial Park, Binhu District, Jiangsu, Wuxi Applicant before: Hongsheng Heat Exchanger Manufacturing Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: HONGSHENG HEAT EXCHANGER MANUFACTURING CO., LTD. TO: WUXI HONGSHENG HEAT EXCHANGER MANUFACTURING CO., LTD. |
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| ASS | Succession or assignment of patent right |
Owner name: ATLAS COPCO (WUXI) COMPRESSOR CO., LTD. Free format text: FORMER OWNER: WUXI HONGSHENG HEAT EXCHANGER MANUFACTURING CO., LTD. Effective date: 20140730 |
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Free format text: CORRECT: ADDRESS; FROM: 214091 WUXI, JIANGSU PROVINCE TO: 214028 WUXI, JIANGSU PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20140730 Address after: 214028 No. 22 Changjiang Road, national hi tech Industrial Development Zone, Jiangsu, Wuxi, China Applicant after: Atlas.Copco (Wuxi) Compressor Co., Ltd. Address before: 214091, No. 86, Causeway Road, Mashan Industrial Park, Binhu District, Jiangsu, Wuxi Applicant before: HONGSHENG Heat Exchanger Manufacturing Co., Ltd. |
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Application publication date: 20120620 |