CN104457343B - A kind of tubular arc heat exchange plate type heat-exchanger rig - Google Patents
A kind of tubular arc heat exchange plate type heat-exchanger rig Download PDFInfo
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- CN104457343B CN104457343B CN201410767738.0A CN201410767738A CN104457343B CN 104457343 B CN104457343 B CN 104457343B CN 201410767738 A CN201410767738 A CN 201410767738A CN 104457343 B CN104457343 B CN 104457343B
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Abstract
The present invention relates to a kind of tubular arc heat exchange plate type heat-exchanger rig, including barrel-type casing and heat exchanger plates assembly, described heat exchanger plates assembly includes the two groups of arc heat exchanger plates being symmetricly set on housing inner central tube both sides, and often group arc heat exchanger plates is formed first fluid runner and the second fluid runner at interval by the multiple arc heat exchanger plates increased successively from casing center diameter from inside to outside；When carrying out heat exchange, cold flow body (or hot fluid) is entered heat exchanger by the first fluid import of housing, and the line flowing channel flowing through arc heat exchanger plates flows out from first fluid outlet, and the second fluid import that hot fluid (or cold flow body) is from housing sidewall enters heat exchanger, and the arced flow path flowing through arc heat exchanger plates flows out from second fluid outlet, thus complete the heat exchange of cold and hot fluid, there is compact conformation, pressure drop is little, heat transfer efficiency is high and the advantage such as applied widely.
Description
Technical field
The present invention relates to technical field of heat exchange equipment, be specifically related to a kind of tubular arc heat exchange plate type heat-exchanger rig.
Background technology
Heat exchanger is the equipment of heat-shift between two kinds of fluids, is all based on the combination of conduction, radiation and three kinds of thermaltransmission modes of convection current or some of which mode to transmit heat.Wherein, plate type heat exchanger is a kind of efficient and compact heat transmission equipment, have heat transfer coefficient height, compact conformation, etc. plurality of advantages, and along with the improvement of structure and the raising of maximization manufacturing technology, the application of plate type heat exchanger is increasingly subject to the attention of people.Existing plate type heat exchanger mainly has spiral heat exchanger and plate type heat exchanger two kinds.Spiral heat exchanger mainly deficiency is: the restriction of channel cross-sectional area is made this kind of heat exchanger be only used for the occasion that flow is little by its single runner, under gas-gas heat transfer boundary condition.And plate type heat exchanger mainly deficiency is: bearing capacity is low, pressure drop is big, is not suitable for the heat exchange demand of high throughput condition.
Summary of the invention
It is an object of the invention to the deficiency for solving above-mentioned technical problem, it is provided that a kind of tubular arc heat exchange plate type heat-exchanger rig, there is compact conformation, pressure drop is little, heat transfer efficiency is high and the advantage such as applied widely.
The present invention solves the deficiency of above-mentioned technical problem, be the technical scheme is that a kind of tubular arc heat exchange plate type heat-exchanger rig, including barrel-type casing and the heat exchanger plates assembly being arranged in housing, housing is provided with the import and export connected with the fluid passage in heat exchanger plates assembly, the generally cylindrical cross section housing of housing, shell length direction be respectively arranged at two ends with first fluid import and first fluid outlet, the sidewall of housing be provided with second fluid import and second fluid outlet.Described heat exchanger plates assembly includes the two groups of arc heat exchanger plates being symmetricly set on housing axis both sides, the radian of arc heat exchanger plates is less than 180 °, often group arc heat exchanger plates is by the multiple arc heat exchanger plates composition increased successively from casing center diameter from inside to outside, it is tightly connected between the respective edges of adjacent arc heat exchanger plates, thus between multiple arc heat exchanger plates, forms first fluid runner and the second fluid runner at interval；
Two end faces closing settings that described first fluid runner is parallel with housing axis, two end faces that first fluid runner is vertical with housing axis are respectively equipped with runner mouth, form the line flowing channel along housing axis direction, hot fluid (cold flow body) enters line flowing channel from the first fluid import of housing, axis direction then along housing flows, and flows out from first fluid outlet.
Two end faces that described second fluid runner is vertical with housing axis are closed and are arranged, second fluid runner two end faces parallel with housing axis are respectively equipped with runner mouth, form arced flow path along the circumferential direction, cold flow body (hot fluid) enters arced flow path from the second fluid import of housing, flow then along arced flow path, and flow out from second fluid outlet.
Region between described two groups of arc heat exchanger plates is divided into the import collection chamber connected with the inlet and outlet of the second fluid of setting on housing respectively and outlet collection chamber by one along the central canal that housing is axially arranged, the two ends of central canal are connected with the import and export of line correspondence runner on housing respectively, and the port of export of central canal is provided with butterfly valve, central canal is as a kind of regulating measure, when needs improve outlet side temperature, central canal is opened by butterfly valve, make segment fluid flow directly from central canal by being mixed into outlet side fluid, thus improve temperature, temperature regulation can be carried out by the aperture of butterfly valve.The entrance point of multiple second fluid runners of heat exchanger plates assembly converges to import collection chamber, its port of export converges to export collection chamber, second fluid is introduced into import collection chamber from the import of housing, then being respectively enterd each second fluid passage by import collection chamber, the fluid flowed out through each second fluid passage is assembled at outlet collection chamber and flows out from the outlet of housing.Import collection chamber is closed by end baffle with outlet collection chamber two ends parallel with housing axis, prevents first fluid from entering import collection chamber and exporting collection chamber.
Described housing and be respectively provided with along the axially arranged side shield of housing between outermost two arc heat exchanger plates, the region between housing and heat exchanger plates assembly is divided into and is respectively communicated to import collection chamber and two chambers of outlet collection chamber by two side shields.
Described heat exchanger plates assembly also includes two stiffening rings, two stiffening rings are respectively sleeved at the two ends of outermost layer arc heat exchanger plates, stiffening ring is fixing with arc heat exchanger plates and end baffle to be welded, and stiffening ring can make the first fluid runner of heat exchanger plates assembly and second fluid runner effectively connect.
Being provided with arc connecting plate between described stiffening ring and inner walls, arc connecting plate is annular metal sheet, fixes with inner walls and stiffening ring respectively and welds, can effectively alleviate thermal (temperature difference) stress.
Sealed by sealing strip between described two adjacent arc heat exchanger plates, or seal by forming the flanging of arbitrary arc heat exchanger plates of fluid course.
Described first fluid runner two end faces parallel with housing axis are sealed by side seal bar or seal by forming the flanging of arbitrary arc heat exchanger plates of fluid course.
Two end faces that described second fluid runner is vertical with housing axis are sealed by end seal bar or seal by forming the flanging of arbitrary arc heat exchanger plates of fluid course.
In described first fluid runner and second fluid runner, scattering device has support member, and support member is for keeping first fluid runner and the spacing of second fluid runner, and can improve the bearing capacity of whole equipment.
Described support member is bonding jumper, and bonding jumper is fixedly installed on inside fluid course.
Described support member is to form the projection that arbitrary arc heat exchanger plates surface of fluid course is formed.
Between entrance point and the port of export of second fluid runner, there is pressure differential, and pressure drop increases with flow channel length and increases, owing to each tunnel inlets lateral pressure is the most equal, therefore, in second fluid runner to be made, fluid distributed uniform will ensure that each runner exit lateral pressure is the most essentially identical, in order to reach this purpose, following methods can be used:
Support member density of setting in multiple second fluid runners of heat exchanger plates assembly keeps consistent, and the spacing of runner is incremented by the most successively.
Or the spacing of multiple second fluid runners of heat exchanger plates assembly keeps consistent, and the density of setting of the support member in runner successively decreases the most successively.
Or multiple second fluid runners of described heat exchanger plates assembly are incremented by the most successively, and the support member density of setting in runner successively decreases the most successively.
Or described heat exchanger plates assembly is additionally provided with deflection plate, deflection plate is arranged in import collection chamber and outlet collection chamber, and is connected by the port of two adjacent second fluid runners, so that multiple second fluid runner is formed is connected in series structure.Such that it is able to the second fluid runner that will be close to internal flow process shorter is cascaded, form the runner that a flow process is longer.
When carrying out heat exchange, cold flow body (or hot fluid) is entered heat exchanger by the first fluid import of housing, and the line flowing channel flowing through arc heat exchanger plates flows out from first fluid outlet, and the second fluid import that hot fluid (or cold flow body) is from housing sidewall enters heat exchanger, and the arced flow path flowing through arc heat exchanger plates flows out from second fluid outlet, thus complete the heat exchange of cold and hot fluid.
Beneficial effect
1, the heat exchanger of the present invention is owing to using arc heat exchanger plates, its compact conformation, and heat exchange area per unit volume is 1.6-2 times of pipe bundle heat exchanger, and pressure-bearing relatively plate-type exchanger is high.
2, the heat exchanger of the present invention has the central canal that can regulate axial outlet side temperature, when needing the fluid temperature (F.T.) regulating outlet side, opens butterfly valve and makes a part of fluid be directly mixed in outlet side fluid by central canal, reaches to regulate the purpose of temperature.
3, the heat exchanger of the present invention is owing to using arc heat exchanger plates, and under the effect of arc heat exchanger plates convection cell centrifugal force and the effect of support column flow-disturbing, under conditions of same flow velocity, its heat transfer coefficient is 1.5～1.8 times of shell-and-tube heat exchanger.
4, the little fluid flow resistance of heat exchanger pressure drop of the present invention is little, it is possible to the power consumption reducing pump or fan reduces, and is suitable for the application of big flow rate working conditions, and operating cost is low.
Accompanying drawing explanation
Fig. 1 is the internal structure schematic diagram of present invention heat exchanger；
Fig. 2 is the structural representation that the heat exchanger plates assembly of present invention heat exchanger is arranged in housing；
Fig. 3 is the structural representation of the heat exchanger plates assembly of present invention heat exchanger；
Fig. 4 is the structural representation of the heat exchanger plates assembly (having deflection plate) of present invention heat exchanger；
Fig. 5 be present invention heat exchanger fluid passage in the structural representation of (support member is bonding jumper)；
Fig. 6 be present invention heat exchanger fluid passage in the structural representation of (support member is rat)；
Labelling in figure: 1, housing, 101, first fluid import, 102, first fluid outlet, 103, second fluid import, 104, second fluid outlet, 2, arc heat exchanger plates, 201, first fluid runner, 202, second fluid runner, 203, side shield, 204, import collection chamber, 205, outlet collection chamber, 206, end baffle, 3, central canal, 4, butterfly valve, 5, support member, 6, side seal bar, 7, end seal bar, 8, deflection plate, 9, stiffening ring, 10, arc connecting plate.
Detailed description of the invention
As Figure 1-3, a kind of tubular arc heat exchange plate type heat-exchanger rig, including barrel-type casing 1 and the heat exchanger plates assembly being arranged in housing 1, housing 1 is provided with the import and export connected with the fluid passage in heat exchanger plates assembly, the generally cylindrical cross section housing of housing 11, housing 1 length direction be respectively arranged at two ends with first fluid import 101 and first fluid outlet 102, the sidewall of housing 1 be provided with second fluid import 103 and second fluid outlet 104.Described heat exchanger plates assembly includes the two groups of arc heat exchanger plates 2 being symmetricly set on housing 1 axis both sides, the radian of arc heat exchanger plates 2 is less than 180 °, and often group arc heat exchanger plates 2 is formed first fluid runner 201 and the second fluid runner 202 at interval by the multiple arc heat exchanger plates 2 increased successively from housing 1 center diameter from inside to outside；
As shown in Figure 2, two end faces closing settings that described first fluid runner 201 is parallel with housing 1 axis, two end faces that first fluid runner 201 is vertical with housing 1 axis are respectively equipped with runner mouth, form the line flowing channel along housing 1 axis direction, hot fluid (cold flow body) enters line flowing channel from the first fluid import of housing 1, axis direction then along housing 1 flows, and flows out from first fluid outlet.Two end faces that described second fluid runner 202 is vertical with housing 1 axis are closed and are arranged, second fluid runner 202 two end faces parallel with housing 1 axis are respectively equipped with runner mouth, form arced flow path along the circumferential direction, cold flow body (hot fluid) enters arced flow path from the second fluid import of housing 1, flow then along arced flow path, and flow out from second fluid outlet.
As illustrated in fig. 1 and 2, region between described two groups of arc heat exchanger plates 2 is divided into import collection chamber 204 and the outlet collection chamber 205 being respectively communicated with on housing 1 corresponding import and export by central canal 3, the two ends of this central canal 3 are connected with the import and export of line correspondence runner on housing 1 respectively, and the port of export of central canal 3 is provided with butterfly valve 4.Central canal 3, as a kind of regulating measure, when needs improve outlet side temperature, opens central canal 3 by butterfly valve 4, make segment fluid flow directly from central canal 3 by being mixed into outlet side fluid, thus improve temperature, temperature regulation can be carried out by the aperture of butterfly valve 4.The entrance point of multiple second fluid runners 202 of heat exchanger plates assembly converges to import collection chamber 204, its port of export converges to export collection chamber 205, second fluid is introduced into import collection chamber 204 from the import of housing 1, then being respectively enterd each second fluid passage by import collection chamber 204, the fluid flowed out through each second fluid passage is assembled at outlet collection chamber 205 and flows out from the outlet of housing 1.Import collection chamber 204 is closed by end baffle 206 with outlet collection chamber 205 two ends parallel with housing 1 axis, prevents first fluid from entering import collection chamber 204 and exporting collection chamber 205.
As shown in Figure 2, described housing 1 and be respectively provided with along the axially arranged side shield 203 of housing 1 between outermost two arc heat exchanger plates 2, the region between housing 1 and heat exchanger plates assembly is divided into and is respectively communicated to import collection chamber 204 and two chambers of outlet collection chamber 205 by two side shields 203.
As shown in Figure 1, described heat exchanger plates assembly also includes two stiffening rings 9, two stiffening rings 9 are respectively sleeved at the two ends of outermost layer arc heat exchanger plates 2, stiffening ring 9 is fixing with arc heat exchanger plates 2 and end baffle to be welded, and stiffening ring 9 can make the first fluid runner 201 of heat exchanger plates assembly and second fluid runner 202 effectively connect.Being provided with arc connecting plate 10 between described stiffening ring 9 and housing 1 inwall, arc connecting plate 10 is annular metal sheet, fixes weld with housing 1 inwall and stiffening ring 9 respectively, can effectively alleviate thermal (temperature difference) stress.
Described first fluid runner 201 two end faces parallel with housing 1 axis are sealed by side seal bar 6 or seal by forming the flanging of arbitrary arc heat exchanger plates 2 of fluid course.
Two end faces that described second fluid runner 202 is vertical with housing 1 axis are sealed by end seal bar 7 or seal by forming the flanging of arbitrary arc heat exchanger plates 2 of fluid course.
As it can be seen in figures 5 and 6, scattering device has support member 5 in described first fluid runner 201 and second fluid runner 202, support member 5 is for keeping fluid I runner and the spacing of fluid II runner, and can improve the bearing capacity of whole equipment.
Described support member 5 is metal column, and metal column is fixedly installed on inside fluid course.
Described support member 5 is to form the projection that arbitrary arc heat exchanger plates 2 surface of fluid course is formed.
Between entrance point and the port of export of fluid II runner, there is pressure differential, and pressure drop increases with flow channel length and increases, owing to each tunnel inlets lateral pressure is the most equal, therefore, in fluid II runner to be made, fluid distributed uniform will ensure that each runner exit lateral pressure is the most essentially identical, in order to reach this purpose, following methods can be used:
Support member 5 density of setting in multiple second fluid runners 202 of heat exchanger plates assembly keeps consistent, and the spacing of runner is from inside to outside gradually increased.
Or the spacing of multiple second fluid runners 202 of heat exchanger plates assembly keeps consistent, and support member 5 density of setting in runner is from inside to outside gradually reduced.
Or multiple second fluid runners 202 of described heat exchanger plates assembly are from inside to outside gradually increased, and support member 5 density of setting in runner is from inside to outside gradually reduced.
Or described heat exchanger plates assembly is additionally provided with deflection plate 8, the second fluid runner 202 that deflection plate 8 is arranged on import collection chamber 204 and outlet collection chamber 205 will be close to the flow process of inside shorter is cascaded, and forms the runner that a flow process is longer.
When carrying out heat exchange, cold flow body (or hot fluid) is entered heat exchanger by the first fluid import of housing 1, and the line flowing channel flowing through arc heat exchanger plates 2 flows out from first fluid outlet, and the second fluid import that hot fluid (or cold flow body) is from housing 1 sidewall enters heat exchanger, and the arced flow path flowing through arc heat exchanger plates 2 flows out from second fluid outlet, thus complete the heat exchange of cold and hot fluid.
Claims (10)
1. a tubular arc heat exchange plate type heat-exchanger rig, including barrel-type casing (1) and the heat exchanger plates assembly that is arranged in housing (1), housing (1) is provided with the import and export connected with the fluid passage in heat exchanger plates assembly, it is characterised in that:
Described heat exchanger plates assembly includes the two groups of arc heat exchanger plates (2) being symmetricly set on housing (1) axis both sides, often group arc heat exchanger plates (2) is by multiple arc heat exchanger plates (2) composition increased successively from housing (1) center diameter from inside to outside, it is tightly connected between the respective edges of adjacent arc heat exchanger plates, thus between multiple arc heat exchanger plates, forms spaced first fluid runner (201) and second fluid runner (202)；Described first fluid runner (201) is the line flowing channel along housing (1) axis direction；Described second fluid runner (202) is arced flow path along the circumferential direction；
Region between described two groups of arc heat exchanger plates (2) is divided into the import collection chamber (204) connected with the inlet and outlet of the second fluid of setting on housing (1) respectively and outlet collection chamber (205) by one along the central canal (3) that housing is axially arranged, the port of export of described central canal (3) is provided with butterfly valve (4), the entrance point of multiple second fluid runners (202) of heat exchanger plates assembly converges to import collection chamber (204), and its port of export converges to export collection chamber (205).
2. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterized in that: described housing (1) and being positioned between outermost two arc heat exchanger plates (2) is respectively provided with along the axially arranged side shield (203) of housing (1), the annular space between housing (1) and heat exchanger plates assembly is divided into and is respectively communicated to import collection chamber (204) and two chambers of outlet collection chamber (205) by two side shields (203).
3. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterized in that: described heat exchanger plates assembly is additionally provided with deflection plate (8), deflection plate (8) is arranged in import collection chamber (204) and outlet collection chamber (205), and connected by the port of two adjacent second fluid runners (202), so that multiple second fluid runner (202) is formed is connected in series structure.
4. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterised in that: described heat exchanger plates assembly also includes two stiffening rings (9), and two stiffening rings (9) are respectively sleeved at the two ends of outermost layer arc heat exchanger plates (2).
5. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 4, it is characterized in that: between described stiffening ring (9) and housing (1) inwall, be provided with arc connecting plate (10), arc connecting plate (10) is annular metal sheet, fixes with housing (1) inwall and stiffening ring (9) respectively and welds.
6. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterised in that: sealed by sealing strip between two adjacent arc heat exchanger plates, or seal by forming the flanging of arbitrary arc heat exchanger plates of fluid course.
7. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterised in that: described first fluid runner (201) and second fluid runner (202) interior scattering device have support member (5).
8. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 7, it is characterised in that: described support member (5) is metal column, or for forming the projection that arbitrary arc heat exchanger plates (2) surface of fluid course is formed.
9. a kind of tubular arc heat exchange plate type heat-exchanger rig as claimed in claim 1, it is characterised in that: the spacing of multiple second fluid runners (202) of described heat exchanger plates assembly is incremented by the most successively.
10. a kind of tubular arc heat exchange plate type heat-exchanger rig as described in claim 7-8 any claim, it is characterised in that: the density of setting of the support member in multiple second fluid runners (202) of described heat exchanger plates assembly, successively decreases the most successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767738.0A CN104457343B (en) | 2014-12-15 | 2014-12-15 | A kind of tubular arc heat exchange plate type heat-exchanger rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410767738.0A CN104457343B (en) | 2014-12-15 | 2014-12-15 | A kind of tubular arc heat exchange plate type heat-exchanger rig |
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| Publication Number | Publication Date |
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| CN104457343A CN104457343A (en) | 2015-03-25 |
| CN104457343B true CN104457343B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410767738.0A Active CN104457343B (en) | 2014-12-15 | 2014-12-15 | A kind of tubular arc heat exchange plate type heat-exchanger rig |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104501632B (en) * | 2014-12-15 | 2016-08-24 | 洛阳瑞昌石油化工设备有限公司 | A kind of arc plate type heat exchanger |
| EP3467420A4 (en) * | 2016-01-27 | 2019-08-28 | Luoyang Ruichang Environmental Engineering Co., Ltd | Arc-shaped plate heat exchanger |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4470455A (en) * | 1978-06-19 | 1984-09-11 | General Motors Corporation | Plate type heat exchanger tube pass |
| JPS5993181A (en) * | 1982-11-19 | 1984-05-29 | Hitachi Ltd | Liquid film vaporization type heat exchanger |
| CN1928482A (en) * | 2006-09-20 | 2007-03-14 | 常熟市新世纪化工设备有限公司 | Plate coil heat exchanger |
| CN202119303U (en) * | 2011-03-22 | 2012-01-18 | 北京天云动力科技有限公司 | Three-dimensional spiral plate type air-air heat exchanger |
| CN202018225U (en) * | 2011-04-22 | 2011-10-26 | 辽宁远东换热设备制造有限公司 | Circular plate case type heat exchanger |
| CN204478885U (en) * | 2014-12-15 | 2015-07-15 | 洛阳瑞昌石油化工设备有限公司 | A kind of tubular arc heat exchange plate type heat-exchanger rig |
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Address after: 471000 No. 8, Yan Guang road, high and new technology development zone, Luoyang, Henan Patentee after: Luoyang Ruichang Environmental Engineering Co., Ltd. Address before: 471000 No. 8, Yan Guang road, high and new technology development zone, Luoyang, Henan Patentee before: Luoyang Ruichang Petrochemical Equipment Co., Ltd. |