CN203443465U - Corrugated pipe heat exchanger of helical baffle - Google Patents
Corrugated pipe heat exchanger of helical baffle Download PDFInfo
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- CN203443465U CN203443465U CN201320516048.9U CN201320516048U CN203443465U CN 203443465 U CN203443465 U CN 203443465U CN 201320516048 U CN201320516048 U CN 201320516048U CN 203443465 U CN203443465 U CN 203443465U
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- tank body
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- spiral
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Abstract
The utility model discloses a corrugated pipe heat exchanger of a helical baffle. The corrugated pipe heat exchanger comprises a tank body, a plurality of sets of baffle bodies and a plurality of sets of corrugated pipes. The baffle bodies and the corrugated pipes are arranged in the tank body. The corrugated pipe heat exchanger further comprises a plurality of supporting rods arranged in the tank body. The supporting rods are used for supporting the baffle bodies which are of a helical structure extending along the axis of a central shaft of the tank body and rotating around the central shaft of the tank body spirally. A communication through space is formed in the helical structure, the corrugated pipes penetrate through the through space and are fixed in the tank body by being surrounded by the helical structure. According to the corrugated pipe heat exchanger, baffle units and corrugated pipes are arranged in tank body, heat exchange efficiency of the heat exchanger is improved, meanwhile, increased pressure loss due to the corrugated pipes is eliminated, and comprehensive heat exchange efficiency of the corrugated pipe heat exchanger of the helical baffle is improved. Velocity gradient of medium flowing is formed in the tank body in the radial direction, and the speed of dirt deposition is lowered.
Description
Technical field
The utility model relates to a kind of heat exchanger, relates in particular to a kind of heat exchanger with helical baffles.
Background technology
Heat exchanger, as a kind of heat-exchange apparatus, is widely used in the industries such as oil, chemical industry, light industry, oil field, electric power and iron and steel.
Wherein, deflection plate is the vitals that improves heat exchanger operating efficiency.Traditional heat exchanger is mainly divided into segmental baffle and helical baffles at present.Segmental baffle is wherein set and can makes medium in tank body, form crooked zigzag to flow, wide-angle repeatedly changes flow direction, easily in deflection plate edge, produces medium separated, increases flow resistance.Between segmental baffle and housing, there is in addition medium stagnation dead band, so easily in tank body, form dirt, heat transfer efficiency is lower and vibration condition under the easy defect such as inefficacy.And helical baffles generally adopts steel material, there is boring difficulty, the problem that processing cost is high.Even if adopt several fan-shaped plan plates of 1/4th to substitute the alternate connection of curved surface, its combination mostly is periodically overlap joint welding, and manufacturing cost is high, and efficiency is low.In addition, heat-transfer pipe is also the vitals that improves heat exchanger operating efficiency.Generally adopt at present smooth direct transfer heat pipe and bellows.The adopting heat pipes for heat transfer efficiency that wherein direct transfers is low, and the bellows heat transfer efficiency efficiency of heat pipes that direct transfers is high.
But, along with people are more and more higher to the requirement of living environment, also more and more higher to energy-conservation, the material-saving of equipment and the requirement of economizing on the use of funds.Therefore, need the heat exchanger that a kind of overall efficiency is high badly.
Utility model content
An object of the present utility model is to propose a kind of helical baffles corrugated tube heat exchanger, can when improving the heat exchange efficiency of heat-transfer pipe, not increase or reduce the flow resistance of medium in tank body and reduce the deposition velocity of dirt.
Another object of the present utility model is to propose a kind of helical baffles corrugated tube heat exchanger, in the situation that guaranteeing identical heat transfer effect, has reduced the consumption of material, has reduced investment cost.
For reaching this object, the utility model by the following technical solutions:
A kind of helical baffles corrugated tube heat exchanger, comprise tank body and be arranged on many groups deflection plate and the many group bellowss 210 in described tank body, also comprise the many support bars 220 of being located in tank body, described many support bars 220 are for supporting described many group deflection plates, described many group deflection plate integral body forms along tank body center shaft axis extends and around the helical structure of tank body central shaft 400 spiral rotatings, described helical structure inside is formed with the run-though space of UNICOM, thus described bellows 210 through described run-though space by described helical structure around be fixed in described tank body.
Preferably, described bellows 210 is helical bellows.
Preferably, spoiler described in every group, comprise the first spire 110 and be connected to form the second spiral-shaped spire 120 with the first spire 110, the first spire 110 and the second spire 120 include two ends away from tank body central shaft 400 mutually to intersect spiral plate 130 and two blocks of spiral plates 130 side in the hand of spiral of laminating are outstanding round about arc, and the first spire 110 and the second spire 120 are inverted end to end.
Preferably, organize described deflection plate unit 100 end to end to form helical form, and bellows 210 and distance sink tube 220 be separately fixed on tube sheet 300, spiral plate 130 is fixed on distance sink tube 220 more.
Preferably, the axial outside wall surface of described helical bellows is helical corrugation shape and is connected to form by projection 211 and groove 212 intervals.
Preferably, the axial cross section of adjacent projection 211 and groove 212 is circular arc and tangent.
Helical baffles corrugated tube heat exchanger of the present utility model, by deflection plate unit is set in tank body, makes bellows pass deflection plate unit and forms flow-disturbing space.So, make bellows around form the medium of approximate helical flow, when having improved the heat exchange efficiency of heat exchanger tube, eliminated the pressure loss increasing because bellows is set, and then improved the comprehensive heat exchange efficiency of helical baffles corrugated tube heat exchanger; And at tank body, radially form the velocity gradient of media flow, reduce the speed of dirt deposition, thereby and then the flow resistance that has greatly reduced medium reduced the pressure medium loss in diabatic process; In addition, in the situation that guaranteeing identical heat transfer effect, reduce the consumption of material, reduced investment cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the helical baffles corrugated tube heat exchanger that provides of the utility model specific embodiment one;
Fig. 2 is the structural representation of the helical bellows that provides of the utility model specific embodiment one.
Wherein, in figure 10, helical baffles corrugated tube heat exchanger; 100, deflection plate unit; 110, the first spire; 120, the second spire; 130, spiral plate; 210, bellows; 211, projection; 212, groove; 220, distance sink tube; 300, tube sheet; 400, tank body central shaft.
The specific embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model.
Embodiment one
As shown in Figure 1, Fig. 1 is the helical baffles corrugated tube heat exchanger that the utility model specific embodiment one provides.Helical baffles corrugated tube heat exchanger of the present utility model, comprises tank body and is arranged on many groups deflection plate and the many group bellowss 210 in tank body, also comprises the many support bars 220 that are fixed on tube sheet 300, on support bar 220, has fixed deflection plate.Deflection plate comprises along the end to end deflection plate unit 100 of tank body central shaft 400, deflection plate unit 100 comprises the first spire 110 and is connected to form the second spiral-shaped spire 120 with the first spire 110, the first spire 110 and the second spire 120 include two ends away from tank body central shaft 400, and mutually to intersect spiral plate 130 and two blocks of spiral plates 130 side in the hand of spiral of laminating be outstanding round about arc, and the first spire 110 and the second spire 120 are inverted to form helical structure end to end in tank body central shaft 400 both sides, wherein helical structure inside is formed with the run-though space passing for bellows 210, and then make bellows 210 by helical structure around and be fixed on tube sheet 300.
The first spire 110 oppositely arranges end to end with the second spire 120 and adjacent spiral plate 130 is connected to form helical form.Each deflection plate unit 100 comprises four spiral plates 130, wherein two spiral plates 130 are arranged on the bottom of tank body, and along the extension of tank body center shaft axis and around tank body central shaft spiral rotating, after one end intersection away from tank body central shaft, form the first spire 110, and form in the bottom of tank body the run-though space passing for bellows.Another two spiral plates 130 are arranged on tank body top, and extend and around tank body central shaft spiral rotating, after one end intersection away from tank body central shaft, form the second spire 120 along tank body center shaft axis.In two spiral plate 130 hands of spiral that wherein the first spire 110 is adjacent with the second spire 120, partially overlap to form complete helical form deflection plate unit 100.Spiral plate 130 is spiral bent plate, and converges and intersect along the direction away from tank body central shaft 400.Two spiral plates 130 that form the first spire 110 all towards the direction spiral converging and spiral plate wherein 130 side in the hand of spiral outstanding round about, thereby formed the flow-disturbing region that can hold bellows 210.In the present embodiment, the setting of two spiral plates 130 of the second spire 120 is consistent with arranging of two spiral plates 130 of the first spire 110, and the second spire 120 and the first spire 110 oppositely arrange end to end, and be connected the complete spiral flow-disturbing region of formation with the first spire 110.
Wherein, first spiral plate 130 of the first spire 100 is shape and be the outstanding arc in side in the hand of spiral twist, and corresponding second spiral plate 130 of the concave surface of arc; Second spiral plate 130 be shape and be all the outstanding arc in side in the hand of spiral twist, and corresponding first spiral plate 130 of the concave surface of arc.So, first spiral plate 130 in the first spire 110 and second spiral plate 130 intersect to form flow-disturbing region mutually.The second spire 120 and the first spire 110 oppositely arrange.Medium through this complete flow-disturbing region can flow to be similar to spirochetal form.In the present embodiment, deflection plate unit 100 arranges by the fixing also interval of distance sink tube 220 being arranged on tube sheet 300.Bellows 210 and distance sink tube 220 are separately fixed on tube sheet 300, evenly spaced being fixed on distance sink tube 220 in deflection plate unit 100 consisting of spiral plate 130.
See Fig. 2, Fig. 2 is the structural representation of the helical bellows that provides of the utility model specific embodiment one again.The outside wall surface of bellows 210 is helical form and passes deflection plate unit 100.At the two ends of bellows 210, be the smooth pipe of outside wall surface, to be fixed on tube sheet 300.The axial outside wall surface in middle part of bellows 210 is helical corrugation shape and has projection 211 and groove 212 intervals to be connected to form.In the present embodiment, all protruding 211 and groove 212 be semicircle and radius and equate, adjacent projection 211 and groove 212 are tangent.Projection 211 peak is identical and equal half of tube outer wall facial canal footpath at bellows 210 two ends from the central shaft distance of bellows 210.Be understandable that, bellows 210 protrusions 211 are identical with the hand of spiral of deflection plate unit 100 with the hand of spiral that groove 212 intervals are connected to form, to further reduce the pressure drop that MEDIA FLOW is crossed bellows 210 outside wall surface.
Helical baffles corrugated tube heat exchanger 10 of the present utility model is set to along the end to end deflection plate unit 100 of tank body central shaft 400 and is centered around around bellows 210 by deflection plate, make bellows 210 form the medium of approximate helical flow around, when having improved the heat exchange efficiency of heat exchanger tube, eliminate the pressure loss increasing because bellows 210 is set, improved the comprehensive heat exchange efficiency of helical baffles corrugated tube heat exchanger; And at tank body, radially form the velocity gradient of media flow, and and then form radially turbulent flow in bellows 210 outside wall surface, greatly reduce the flow resistance of medium and reduced the deposition velocity of dirt; In the situation that guaranteeing identical heat transfer effect, reduced the consumption of material, reduced investment cost.
The foregoing is only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a helical baffles corrugated tube heat exchanger (10), comprise tank body and be arranged on many groups deflection plate and the many group bellowss (210) in described tank body, it is characterized in that: also comprise the many support bars (220) of being located in tank body, described many support bars (220) are for supporting described many group deflection plates, described many group deflection plate integral body forms along tank body center shaft axis extends and around the helical structure of tank body central shaft (400) spiral rotating, described helical structure inside is formed with the run-though space of UNICOM, described bellows (210) thus through described run-though space by described helical structure around be fixed in described tank body.
2. helical baffles corrugated tube heat exchanger as claimed in claim 1 (10), is characterized in that: described bellows (210) is helical bellows.
3. helical baffles corrugated tube heat exchanger as claimed in claim 2 (10), it is characterized in that: deflection plate described in every group, comprise the first spire (110) and be connected to form spiral-shaped the second spire (120) with the first spire (110), the first spire (110) and the second spire (120) include two ends away from tank body central shaft (400) and mutually intersect the spiral plate (130) of laminating and the side of two blocks of spiral plates (130) in the hand of spiral for outstanding arc round about, the first spire (110) and the second spire (120) are inverted end to end.
4. helical baffles corrugated tube heat exchanger as claimed in claim 3 (10), it is characterized in that: organize described deflection plate unit (100) end to end to form helical form more, and it is upper that bellows (210) and distance sink tube (220) are separately fixed at tube sheet (300), and spiral plate (130) is fixed on distance sink tube (220).
5. helical baffles corrugated tube heat exchanger as claimed in claim 4 (10), is characterized in that: the axial outside wall surface of described helical bellows is helical corrugation shape and is connected to form by projection (211) and groove (212) interval.
6. helical baffles corrugated tube heat exchanger as claimed in claim 5 (10), is characterized in that: the axial cross section of adjacent projection (211) and groove (212) is circular arc and tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516048.9U CN203443465U (en) | 2013-08-22 | 2013-08-22 | Corrugated pipe heat exchanger of helical baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516048.9U CN203443465U (en) | 2013-08-22 | 2013-08-22 | Corrugated pipe heat exchanger of helical baffle |
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| Publication Number | Publication Date |
|---|---|
| CN203443465U true CN203443465U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320516048.9U Expired - Fee Related CN203443465U (en) | 2013-08-22 | 2013-08-22 | Corrugated pipe heat exchanger of helical baffle |
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| Country | Link |
|---|---|
| CN (1) | CN203443465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282686A (en) * | 2018-11-02 | 2019-01-29 | 鲁德祥 | Elastic wave coil and heat exchanger with elastic wave coil |
-
2013
- 2013-08-22 CN CN201320516048.9U patent/CN203443465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282686A (en) * | 2018-11-02 | 2019-01-29 | 鲁德祥 | Elastic wave coil and heat exchanger with elastic wave coil |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20190822 |
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| CF01 | Termination of patent right due to non-payment of annual fee |