CN206037784U - Heat exchanger with helical flow baffle - Google Patents
Heat exchanger with helical flow baffle Download PDFInfo
- Publication number
- CN206037784U CN206037784U CN201621075103.5U CN201621075103U CN206037784U CN 206037784 U CN206037784 U CN 206037784U CN 201621075103 U CN201621075103 U CN 201621075103U CN 206037784 U CN206037784 U CN 206037784U
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- CN
- China
- Prior art keywords
- heat exchanger
- helical form
- donut
- spiral
- fin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a heat exchanger with helical flow baffle, heat exchanger shell including both ends fixedly connected with tube sheet, install the heliciform circular ring baffle plate in heat exchanger shell, run through the distribution at heliciform circular ring baffle plate and the several heat exchange tubes continuous with the both ends tube sheet, the setting is at the end cover at heat exchanger shell both ends, liquid import and the liquid outlet of setting on the lateral wall of heat exchanger shell both ends, the core pipe that runs through heliciform circular ring baffle plate axle center and link to each other with the both ends tube sheet, be provided with the import and the export that are linked together with heat exchange tube and core pipe on the end cover, it has several fins to set up on the face of its characterized in that edge heliciform circular ring baffle plate hand of spiral. Compared with the prior art, the utility model, have the medium the heat exchanger shell velocity of flow everywhere basic unanimous, effectively prevent the advantage that the medium revealed from the spiral baffling board and the clearance of middle cylinder core pipe or casing.
Description
Technical field：This utility model is related to a kind of hot swapping.
Background technology：
Spiral baffle heat exchanger, generally comprises two ends and is fixedly connected with the heat exchanger shell of tube sheet, is installed in housing
Helical form disc and donut, through being distributed in the heat-exchanging tube bundle of different size quantity in helical form disc and donut, be connected with water
The water cover of mouth, oil inlet and outlet, hollow cylinder core pipe.During work, along the heat exchanger helical pipe flow to medium because of centrifugal force
Effect causes the velocity of medium near zone line slower, on the one hand can cause helical baffles with intermediate cylindrical core pipe or housing
Gap location there is leakage current phenomenon, and local deposits may be caused dirt occur, on the other hand cause changing in zone line
Adopting heat pipes for heat transfer efficiency is low.
Utility model content：
Goal of the invention of the present utility model be provide a kind of flow velocity of medium in heat exchanger shell everywhere it is basically identical,
The spiral baffle heat exchanger for effectively preventing medium from revealing from the gap of helical baffles and intermediate cylindrical core pipe or housing.
This utility model is achieved in that and be fixedly connected with the heat exchanger shell of tube sheet, be installed in heat exchange including two ends
Helical form disc and donut in device housing, through being distributed in helical form disc and donut and several changing of being connected with two ends tube sheet
Heat pipe, the end cap for being arranged on heat exchanger shell both ends, the liquid-inlet being arranged on two side wall of heat exchanger shell and liquid
Outlet, the core pipe being connected through helical form disc and donut axle center and with two ends tube sheet, are provided with end cap and heat exchanger tube and core
The inlet and outlet that pipe is connected, which is particular in that and is provided with number in the plate face of the helical form disc and donut hand of spiral
Block fin.
During work, into the medium in heat exchanger shell along helical form disc and donut helical flow, in the stop of fin
Under, block the trend that medium is partial to heat exchanger shell because of the effect of centrifugal force so that medium in heat exchanger shell everywhere
Flow velocity tend to consistent, and then avoid the medium of prior art from helical baffles and intermediate cylindrical core pipe or the gap of housing
The appearance of the phenomenon of leakage.
Here, helical form disc and donut are by the helical form baffling Slab element connection of several pieces sectors for helically bending
Into.
Fin is vertically fixed in the plate face of helical form disc and donut, on the surface of fin and helical form disc and donut
The direction of the flowing of the medium of helical flow maintains an equal level.
This utility model is compared with the prior art, basically identical with flow velocity of the medium in heat exchanger shell everywhere, have
Effect prevents the advantage that medium is revealed from the gap of helical baffles and intermediate cylindrical core pipe or housing.
Description of the drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the helical form baffling Slab element of the sector of spiral bending；
Structural representations of the Fig. 3 for fin；
Fig. 4 is embodiment 1 with for wearing the helical form deflection plate list of the sector of the spiral bending of the pore for connecing heat exchanger tube
The structural representation of unit；
Fig. 5 is embodiment 2 with for wearing the helical form deflection plate list of the sector of the spiral bending of the pore for connecing heat exchanger tube
The structural representation of unit；
Fig. 6 is embodiment 3 with for wearing the helical form deflection plate list of the sector of the spiral bending of the pore for connecing heat exchanger tube
The structural representation of unit；
Fig. 7 is embodiment 4 with for wearing the helical form deflection plate list of the sector of the spiral bending of the pore for connecing heat exchanger tube
The structural representation of unit.
Specific embodiment：
This utility model is described in further detail in conjunction with drawings and Examples：
As shown in Figure 1, 2, this utility model includes that two ends are fixedly connected with the heat exchanger shell 7 of tube sheet 5, are installed in heat exchange
Helical form disc and donut 9 in device housing 7, through the number for being distributed in helical form disc and donut 9 and be connected with two ends tube sheet 5
Root heat exchanger tube 8, the end cap 4 for being arranged on 7 both ends of heat exchanger shell, the liquid being arranged on 7 liang of side walls of heat exchanger shell enter
Mouthful 6 (thermal source imports) and liquid outlet 12 (thermal source outlet), through 9 axle center of helical form disc and donut and with 5 phase of two ends tube sheet
Core pipe 10 even, several heat exchanger tubes 8 and core pipe 10 together, are divided into two groups of pipes, be provided with a wherein end cap 4 respectively with two groups of pipes
3 (the low-temperature receiver outlets) of import 2 (low-temperature receiver import) and outlet being connected（Two chambers, two chamber difference are provided with a wherein end cap
It is connected with two groups of pipes, set inlet and outlet is connected with two chambers respectively）, which is particular in that along helical form annulus
Several piece fin a is provided with the plate face of 9 hand of spiral of deflection plate.
Helical form disc and donut 9 are formed by connecting by the helical form baffling Slab element b of several pieces sectors for helically bending.
As shown in Fig. 2 fin a is vertically fixed in the plate face of helical form disc and donut 9, the surface of fin a and spiral
The direction of the flowing of the medium of helical flow on shape disc and donut 9 maintains an equal level.
As shown in Fig. 2 the helical form baffling Slab element b of the sector for helically bending is 90 degree fan-shaped, so, couple together
Four sectors for helically bending helical form baffling Slab element b formed a complete spiral.
As shown in Fig. 2 the helical form baffling Slab element b of adjacent two sectors for helically bending is fixed by rivet
Come, the bottom of fin a is fixed on a riveted plating f, riveted plating f then rivets the helical form folding for being fixed on the sector for helically bending
On the edge of stream Slab element b（The riveting that riveting point is connected with the helical form baffling Slab element b of adjacent two sectors for helically bending
Point is identical）, so as to form a seamless and helical duct equipped with fin a；Helical form disc and donut 9 are wrapped in core pipe 10
On, between gap be less than 0.5mm so that medium is flowed to thermal source from thermal source import 6 along this helical duct in tube side
Outlet 12.The heat exchanger tube 8 being applied in helical form disc and donut 9 is fixedly connected with tube sheet 5, is realized by the effect of end cap 4
Flow in low-temperature receiver import 2 and flow out the effect for reaching heat exchange again from low-temperature receiver outlet 3.
As shown in Figure 2,3, the cross sectional shape of fin a is the combination of the sector that rectangle and the length of side are not waited.Fin a edge shapes
For arc, it is to reduce flow resistance.
Fin a is located at the helical form baffling Slab element b junctions of adjacent two sectors for helically bending and has two panels, and according to
Secondary to be radially distributed on the inside of the annulus c in 9 axle center of helical form disc and donut 1/3,5/6, the effect of fin a is to disturb
Stream, the medium water conservancy diversion for making edge flow velocity big is to zone line.
Specific fin a sizes, the height of the fin ah 11 3mm less than pitch or so, width between 6.5 8mm,
ThicknessmBetween 2.75 3.25mm.
As shown in figure, 5,6,7, the quantity on the helical form baffling Slab element b of the sector for helically bending of the heat exchanger tube 8
There are 4 kinds, be followed successively by 3,5,6 and 8.
Specifically, in Fig. 4, heat exchanger tube quantity is 3, and as shown by arrows in FIG., wherein arrow is pointed to fin a arranged directions
, there is arc side in the circumscribed circle center of circle of heat exchanger tube duct d centers of circle composition near deflection plate zone line.Similar, other enforcements
The heat exchanger tube of number of cases amount, in corresponding fin a arranged directions such as Fig. 5,6,7 shown in arrow.
Further, the fin a and phase radially on the inside of the annulus c in 9 axle center of helical form disc and donut 1/3
The helical form baffling Slab element b junction e radial directions angles of adjacent two sectors for helically bending are between 65 72 °；It is described radially
Fin a on the inside of the annulus c in 9 axle center of helical form disc and donut 5/6 and deflection plate junction d radial directions angle between
49—61°。
As shown in Figure 4,5, 6, arrange at the outer ledge of the helical form baffling Slab element b of the sector for helically bending
There is pull bar perforation g, connect steady brace the shape of whole helical form disc and donut 9 is fixed to wear.
Claims (10)
1. a kind of spiral baffle heat exchanger, is fixedly connected with the heat exchanger shell of tube sheet, is installed in heat exchanger shell including two ends
Internal helical form disc and donut, through the several heat exchange for being distributed in helical form disc and donut and be connected with two ends tube sheet
Pipe, the end cap for being arranged on heat exchanger shell both ends, the liquid-inlet being arranged on two side wall of heat exchanger shell and liquid discharge
Mouth, the core pipe being connected through helical form disc and donut axle center and with two ends tube sheet, are provided with end cap and heat exchanger tube and core pipe
The inlet and outlet being connected, it is characterised in that be provided with several piece fin in the plate face of the helical form disc and donut hand of spiral
Piece.
2. spiral baffle heat exchanger according to claim 1, it is characterised in that helical form disc and donut by several pieces are in
The helical form baffling Slab element of the sector of spiral bending is formed by connecting.
3. spiral baffle heat exchanger according to claim 2, it is characterised in that the helical form of the sector for helically bending
Baffling Slab element is 90 degree fan-shaped, so, the helical form baffling Slab element shape of four sectors for helically bending for coupling together
Into a complete spiral.
4. the spiral baffle heat exchanger according to claim 1 or 2 or 3, it is characterised in that fin is vertically fixed on spiral
In the plate face of shape disc and donut, on the surface of fin and helical form disc and donut the direction of the flowing of the medium of helical flow
Maintain an equal level.
5. spiral baffle heat exchanger according to claim 4, it is characterised in that the cross sectional shape of fin is rectangle and side
The combination of the long sector not waited.
6. spiral baffle heat exchanger according to claim 5, it is characterised in that the bottom of fin is fixed on a riveted plating
On, riveted plating is then riveted on the edge of the helical form baffling Slab element for being fixed on the sector for helically bending.
7. spiral baffle heat exchanger according to claim 5, it is characterised in that fin is helically bent positioned at adjacent two
Sector helical form baffling Slab element junction and have two panels, and successively radially apart from helical form disc and donut axle center
It is distributed at 1/3,5/6 on the inside of annulus.
8. spiral baffle heat exchanger according to claim 7, it is characterised in that described radially apart from helical form annulus
Fin at 1/3 on the inside of the annulus in deflection plate axle center is connected with the helical form baffling Slab element of adjacent two sectors for helically bending
Place's radial direction angle is between 65 72 °；The fin radially on the inside of the annulus in helical form disc and donut axle center 5/6
With deflection plate junction radial direction angle between 49 61 °.
9. the spiral baffle heat exchanger according to claim 5 or 6 or 7 or 8, it is characterised in that the height of the finh 1
1 3mm less than pitch or so, width is between 6.5 8mm, thicknessmBetween 2.75 3.25mm.
10. the spiral baffle heat exchanger according to claim 5 or 6 or 7 or 8, it is characterised in that the heat exchanger tube is being in
On the helical form baffling Slab element of the sector of spiral bending, quantity has 4 kinds, is followed successively by 3,5,6 and 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621075103.5U CN206037784U (en) | 2016-09-23 | 2016-09-23 | Heat exchanger with helical flow baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621075103.5U CN206037784U (en) | 2016-09-23 | 2016-09-23 | Heat exchanger with helical flow baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206037784U true CN206037784U (en) | 2017-03-22 |
Family
ID=58296737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621075103.5U Withdrawn - After Issue CN206037784U (en) | 2016-09-23 | 2016-09-23 | Heat exchanger with helical flow baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206037784U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288879A (en) * | 2016-09-23 | 2017-01-04 | 佛山神威热交换器有限公司 | A kind of spiral baffle heat exchanger |
-
2016
- 2016-09-23 CN CN201621075103.5U patent/CN206037784U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288879A (en) * | 2016-09-23 | 2017-01-04 | 佛山神威热交换器有限公司 | A kind of spiral baffle heat exchanger |
| CN106288879B (en) * | 2016-09-23 | 2018-05-08 | 佛山神威热交换器有限公司 | A kind of spiral baffle heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180508 |
|
| AV01 | Patent right actively abandoned |