CN208920909U - A kind of energy-efficient multiple flow is around tubular heat exchange device - Google Patents
A kind of energy-efficient multiple flow is around tubular heat exchange device Download PDFInfo
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- CN208920909U CN208920909U CN201821304403.5U CN201821304403U CN208920909U CN 208920909 U CN208920909 U CN 208920909U CN 201821304403 U CN201821304403 U CN 201821304403U CN 208920909 U CN208920909 U CN 208920909U
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- tube
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- fixing sleeve
- center body
- shell
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- 238000004804 winding Methods 0.000 claims abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 230000007423 decrease Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of energy-efficient multiple flows in field of heat exchangers around tubular heat exchange device, including shell, shell both ends are provided with tube sheet, support core is connected between two tube sheets of case inside, along support core, axially successively spiral winding has Multi-layer exchanging heat pipe from the inside to the outside, the support core includes central tube, the both ends of central tube are provided at least 2 layers of ring-type fixing plate, fixed plate center offers connecting hole, outwardly extending end barrel is provided in connecting hole, end barrel periphery is welded and fixed with connecting hole inner wall；Heat exchanger tube periphery described in outer layer is provided with tube bank fixed mechanism, the tube bank fixed mechanism includes center body, center body both ends are respectively connected with end fixing sleeve, and end fixing sleeve periphery is mutually fixed with inner walls, and the axis of center body and end fixing sleeve coincides with shell axis.The utility model can be improved the intensity of support core, and exchanges heat pipe and play the role of fixed support, so that structure is more stable.
Description
Technical field
The utility model belongs to field of heat exchangers, in particular to a kind of wound tube heat exchanger.
Background technique
In the prior art, there is a kind of wound tube heat exchanger, number of patent application: 201721636753.7；The applying date:
2017-11-30；Publication number: 207540394U；Publication date: 2018-06-26；Its structure includes shell, hull outside face both ends
It is provided with shell side material mouth, the shell both ends are connected with tube sheet, are provided with bobbin carriage on the outside of two tube sheets, are provided with pipe on two bobbin carriages
Journey material mouth is connected with support core between two tube sheets of case inside, and support core includes supporting-core cylinder and plug, edge
Support core is axial, and successively spiral winding has Multi-layer exchanging heat pipe from the inside to the outside, and the shell side side of each tube sheet has more root canal plate branch
The both ends of pipe, every layer of heat exchanger tube are connected using butt welding mode with the tube sheet branch pipe of two tube sheets, and two bobbin carriage inner cavities pass through described
Heat exchanger tube, tube sheet branch pipe are connected.The connected weld seam form of the exchanger tubes and tubesheets branch pipe of the device is butt weld, can be very
It is convenient to carry out ray non-destructive testing；Guarantee the operation that pipe heat exchanger can be reliable and stable.But the shortcoming of the device:
Supporting-core cylinder is directly welded and fixed with plug, causes intensity at its welded connecting not high enough；The direct spiral winding of Multi-layer exchanging heat pipe
On support core, support is lacked around heat exchanger tube, the structure of heat exchanger tube is caused to be not sufficiently stable, in swiftly flowing hydraulic shock
Under, heat exchanger tube is easy to produce vibration.
Utility model content
The purpose of the utility model is to provide a kind of energy-efficient multiple flows around tubular heat exchange device, can be improved supporting-core
The intensity of body, and exchange heat pipe and play the role of fixed support, so that structure is more stable.
Purpose of the utility model is realized as follows: a kind of energy-efficient multiple flow is around tubular heat exchange device, including shell
Body, shell both ends are provided with tube sheet, are connected with support core between two tube sheets of case inside, along support core it is axial from
It is interior that successively spiral winding has a Multi-layer exchanging heat pipe outside, the support core includes central tube, the both ends of central tube be provided with to
Few 2 layers of ring-type fixing plate, fixed plate center offers connecting hole, outwardly extending end barrel, end barrel is provided in connecting hole
Periphery is welded and fixed with connecting hole inner wall；Heat exchanger tube periphery described in outer layer is provided with tube bank fixed mechanism, the fixed machine of the tube bank
Structure includes center body, and center body both ends are respectively connected with end fixing sleeve, and end fixing sleeve periphery is mutually fixed with inner walls,
The axis of center body and end fixing sleeve coincides with shell axis.
Compared with prior art, the utility model has the beneficial effects that: ring-type fixing plate can play end barrel admittedly
Surely the effect supported, so that the structural strength of support core is higher, the heat exchanger tube being wrapped on support core obtains more stable
Central supported, center body and end fixing sleeve carry out circumferential support to the heat exchanger tube of outer layer, so that the structure of each layer heat exchanger tube
It is more stable, improve the anti-current-rush ability of heat exchanger tube.
The open-ended place of the central tube is equipped with outer stationary plates, central tube as a further improvement of the utility model,
Inside is equipped with internal fixation plate, and the one end and internal fixation plate flush of end barrel close to central tube, end barrel is circumferential outside to be laid with
Several reinforcing ribs, reinforcing rib end face fit with outer stationary plates.Outer stationary plates, internal fixation plate are simultaneously fixed end barrel,
End barrel structure is more stable；Reinforcing rib can be further improved intensity.
As a further improvement of the utility model, inserted with the activity being axially movable in one of them described end barrel
Tin, it is radial on movable cylinder and corresponding end cylinder to offer jack, it corresponds in each jack inserted with bolt.It is assembled into around tube body
When shell, bolt is pulled out, movable cylinder is moved axially, is expanded with heat and contract with cold the deformation of generation with adapting to cylinder.
The end fixing sleeve successively includes fitting section, undergauge section and connection as a further improvement of the utility model,
Section, fitting section fit with inner walls, and the internal diameter of undergauge section successively decreases from close corresponding tube sheet at far from corresponding tube sheet, even
Section is connect to be fixedly connected with center body.Undergauge section can drain the shell side medium for entering end fixing sleeve, so that shell side
Medium sufficiently exchanges heat with the tube side medium in heat exchanger tube.
The center body includes at least two connection collet as a further improvement of the utility model, respectively connects collet
It joins end to end, each axis for connecting collet mutually coincides, and connection jackets inner wall fits with outer layer heat exchanger tube, and connection collet includes
Direct tube section and flared section, the outer diameter of direct tube section and the internal diameter of flared section match each other.Each connection collet can join end to end, and carry out
Combination, to adapt to the heat exchanger of different model.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the partial enlarged view of Fig. 1.
Fig. 4 is the sectional view along AA of Fig. 3.
Fig. 5 is shell inner support core and the structural schematic diagram for restraining fixed mechanism.
Fig. 6 is the structural schematic diagram for supporting core.
Fig. 7 is the partial enlarged view of Fig. 6.
Fig. 8 is the structural schematic diagram for restraining fixed mechanism.
Fig. 9 is the structural schematic diagram of end fixing sleeve.
Figure 10 is the structural schematic diagram for connecting collet.
Wherein, 1 shell, 2 tube sheets, 3 support cores, 301 central tubes, 302 end barrels, 4 fixed plates, 401 outer stationary plates,
402 internal fixation plates, 5 connection collets, 5a direct tube section, 5b flared section, 6 end fixing sleeves, 601 fitting sections, 602 undergauge sections, 603 connect
Connect section, 7 reinforcing ribs, 8 movable cylinders, 9 bolts, 10 heat exchanger tubes.
Specific embodiment
It as Figure 1-10 shows, is a kind of energy-efficient multiple flow around tubular heat exchange device, including shell 1,1 both ends of shell are set
Be equipped with tube sheet 2, support core 3 be connected between two tube sheets 2 of the inside of shell 1, along support core 3 it is axial from the inside to the outside according to
Secondary spiral winding has Multi-layer exchanging heat pipe 10, and support core 3 includes central tube 301, and the both ends of central tube 301 are provided at least 2
Layer ring-type fixing plate 4,4 center of fixed plate offers connecting hole, outwardly extending end barrel 302, end is provided in connecting hole
302 peripheries of cylinder are welded and fixed with connecting hole inner wall；10 periphery of outer layer heat exchanger tube is provided with tube bank fixed mechanism, restrains fixed mechanism
Including center body, center body both ends are respectively connected with end fixing sleeve 6, and fixing sleeve 6 periphery in end is mutually solid with 1 inner wall of shell
Fixed, the axis of center body and end fixing sleeve 6 coincides with 1 axis of shell.The open-ended place of central tube 301 is equipped with outer
Fixed plate 401 is equipped with internal fixation plate 402, the one end and internal fixation plate of end barrel 302 close to central tube 301 inside central tube 301
402 flushes, end barrel 302 is circumferential outside to be laid with several reinforcing ribs 7, and 7 end face of reinforcing rib fits with outer stationary plates 401.
It is radial on movable cylinder 8 and corresponding end cylinder 302 to open inserted with the movable cylinder 8 being axially movable in one of end barrel 302
Equipped with jack, correspond in each jack inserted with bolt 9.End fixing sleeve 6 successively includes fitting section 601, undergauge section 602 and connection
Section 603, fitting section 601 fit with 1 inner wall of shell, and the internal diameter of undergauge section 602 is from close corresponding tube sheet 2 to far from respective tube
Successively decrease at plate 2, linkage section 603 is fixedly connected with center body.The center body includes at least two connection collet 5, each to connect
Collet 5 joins end to end, and each axis for connecting collet 5 mutually coincides, and connection 5 inner wall of collet fits with outer layer heat exchanger tube 10, even
Connecing collet 5 includes direct tube section 5a and flared section 5b, and the internal diameter of the outer diameter and flared section 5b of direct tube section 5a matches each other.
The advantages of present apparatus is: ring-type fixing plate 4 can play the effect of fixed support to end barrel 302, so that branch
The structural strength of support core body is higher, and the heat exchanger tube being wrapped on support core obtains more stable central supported, center body and
End fixing sleeve 6 carries out circumferential support to the heat exchanger tube 10 of outer layer, so that the structure of each layer heat exchanger tube is more stable, improves heat exchange
The anti-current-rush ability of pipe.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing creative labor can be special to some of which technology
Sign makes some replacements and deformation, these replacements and deformation are within the protection scope of the present utility model.
Claims (5)
1. a kind of energy-efficient multiple flow is provided with tube sheet around tubular heat exchange device, including shell, shell both ends, it is located in shell
Support core is connected between two tube sheets of side, along support core, axially successively spiral winding has Multi-layer exchanging heat pipe from the inside to the outside,
It is characterized in that, the support core includes central tube, the both ends of central tube are provided at least 2 layers of ring-type fixing plate, fixed
Plate center offers connecting hole, and outwardly extending end barrel is provided in connecting hole, and end barrel periphery and connecting hole inner wall weld
It is fixed；Heat exchanger tube periphery described in outer layer is provided with tube bank fixed mechanism, and the tube bank fixed mechanism includes center body, center
Body both ends are respectively connected with end fixing sleeve, and end fixing sleeve periphery is mutually fixed with inner walls, center body and end fixing sleeve
Axis coincide with shell axis.
2. a kind of energy-efficient multiple flow according to claim 1 is around tubular heat exchange device, which is characterized in that the center
The open-ended place of cylinder is equipped with outer stationary plates, is equipped with internal fixation plate inside central tube, end barrel close to central tube one end with it is interior
Fixed plate flush, end barrel is circumferential outside to be laid with several reinforcing ribs, and reinforcing rib end face fits with outer stationary plates.
3. a kind of energy-efficient multiple flow according to claim 1 or 2 is around tubular heat exchange device, which is characterized in that wherein
Inserted with the movable cylinder being axially movable in one end barrel, on movable cylinder and corresponding end cylinder it is radial offer it is slotting
Hole is corresponded to inserted with bolt in each jack.
4. a kind of energy-efficient multiple flow according to claim 1 or 2 is around tubular heat exchange device, which is characterized in that described
End fixing sleeve successively includes fitting section, undergauge section and linkage section, and fitting section fits with inner walls, the internal diameter of undergauge section from
Successively decrease at corresponding tube sheet at far from corresponding tube sheet, linkage section is fixedly connected with center body.
5. a kind of energy-efficient multiple flow according to claim 4 is around tubular heat exchange device, which is characterized in that the center
Body includes at least two connection collet, and each collet that connects joins end to end, and each axis for connecting collet mutually coincides, and connects collet
Inner wall fits with outer layer heat exchanger tube, and connection collet includes direct tube section and flared section, the outer diameter of direct tube section and the internal diameter of flared section
It matches each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304403.5U CN208920909U (en) | 2018-08-14 | 2018-08-14 | A kind of energy-efficient multiple flow is around tubular heat exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821304403.5U CN208920909U (en) | 2018-08-14 | 2018-08-14 | A kind of energy-efficient multiple flow is around tubular heat exchange device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208920909U true CN208920909U (en) | 2019-05-31 |
Family
ID=66702488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821304403.5U Expired - Fee Related CN208920909U (en) | 2018-08-14 | 2018-08-14 | A kind of energy-efficient multiple flow is around tubular heat exchange device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208920909U (en) |
-
2018
- 2018-08-14 CN CN201821304403.5U patent/CN208920909U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 |