CN212512613U - Continuous spiral baffle type heat exchanger - Google Patents
Continuous spiral baffle type heat exchanger Download PDFInfo
- Publication number
- CN212512613U CN212512613U CN202021253482.9U CN202021253482U CN212512613U CN 212512613 U CN212512613 U CN 212512613U CN 202021253482 U CN202021253482 U CN 202021253482U CN 212512613 U CN212512613 U CN 212512613U
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- Prior art keywords
- tube
- spiral
- spiral baffle
- pipe case
- baffle plate
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- 230000008676 import Effects 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000013461 design Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a continuous spiral baffle plate type heat exchanger, belong to the heat exchanger technical field, concretely include the shell body, connect the preceding pipe case and the back pipe case of shell body and install in the preceding pipe case, the tube sheet on the back pipe case, preceding pipe case, the back pipe case has seted up tube side import and tube side export respectively, be provided with shell side import and shell side export on the shell body, install the center tube between the tube sheet, the center tube is located the center of tube sheet, and be fixed with the spiral baffling board on the center tube, the spiral baffling board is the distance spiral, be provided with the hole of wearing on the spiral baffling board, still be provided with a plurality of heat exchange tubes between the tube sheet, the heat exchange tube passes a plurality of holes of wearing on the spiral baffling; the utility model discloses simple structure, reasonable in design adopts combination mosaic structure, and the equipment is simple, convenient.
Description
Technical Field
The utility model relates to a continuous spiral baffle heat exchanger belongs to heat exchanger technical field.
Background
The heat exchanger is a process device for carrying out heat exchange operation, and is widely applied to industrial departments of chemical industry, oil refining, power, metallurgy, atomic energy, shipbuilding, food, refrigeration, building, electronics, aviation and the like. The most commonly used bow-shaped baffle plate in the traditional heat exchanger is replaced by the spiral baffle plate in recent years due to the defects of large flow resistance and pressure drop, dead flow area, easy scaling, small average temperature difference of heat transfer, easy failure under vibration and the like, and the ideal spiral baffle plate is provided with a continuous spiral curved surface.
At present, most of continuous spiral baffle plates of the existing continuous spiral baffle plate heat exchangers are formed by welding a plurality of spiral plates on the circumference of a central pipe and sequentially welding the spiral plates, and the mode is troublesome to operate and high in processing difficulty; meanwhile, a large amount of welding is carried out, the welding stress is concentrated, the pipe penetrating is difficult in the later period, and the welding position is easy to crack.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, reasonable in design adopts combination mosaic structure, assembles simple, convenient continuous spiral baffling plate heat exchanger.
In order to achieve the above object, the utility model discloses a technical scheme be a continuous spiral baffle heat exchanger, including shell body, the preceding pipe case and the back pipe case of connecting the shell body and install the tube sheet on preceding pipe case, back pipe case, the tube side import and the tube side export have been seted up respectively on preceding pipe case, the back pipe case, be provided with shell side import and shell side export on the shell body, install the center tube between the tube sheet, the center tube is located the center of tube sheet, and is fixed with the spiral baffling board on the center tube, the spiral baffling board is the distance spiral, be provided with the tube hole of wearing on the spiral baffling board, still be provided with a plurality of heat exchange tubes between the tube sheet, the heat exchange tube passes a plurality of tube holes on the spiral baffling board, heat exchange tube and center tube are used for connecting;
the spiral baffle plate is characterized in that the central tube and the spiral baffle plate are integrally arranged and mainly formed by serially connecting a plurality of connecting units, the connecting units are fixedly connected through four connecting rods, fixing nuts are arranged at the end parts of the connecting rods, the connecting units mainly comprise columnar connecting blocks and spiral plates, through holes are formed in the centers of the columnar connecting blocks, the spiral plates are fixed on the circumferences of the columnar connecting blocks, four fixing holes are further formed in the circumferences of the columnar connecting blocks, the connecting rods are inserted into the fixing holes, the columnar connecting blocks are connected in series to form the central tube, and the spiral plates are spliced to form the spiral baffle plate.
Preferably, the one end of column connecting block is provided with the arch, and the other end is provided with the slot, the column connecting block end connects gradually, and is provided with the sealing washer between arch and the slot.
Preferably, the protrusion is provided with a limit groove, the slot is internally provided with a limit protrusion, and the limit protrusion is clamped in the limit groove.
Preferably, one end of the spiral plate is provided with a sealing groove, the other end of the spiral plate is provided with a sealing bulge, the spiral plate is sequentially connected end to end, a sealing gasket is arranged in the sealing groove, and the sealing bulge is inserted in the sealing groove.
Preferably, a cross water diversion plate is further arranged in the central pipe.
Compared with the prior art, the utility model discloses following technological effect has: the middle central tube and the spiral baffle plate of the utility model adopt a combined structure, and a plurality of columnar connecting blocks and spiral plates are spliced with each other to form the central tube and the spiral baffle plate, so that the assembly is convenient, and the welding stress concentration caused by frequent welding is avoided, and the stress deformation is caused when the tube is penetrated, and the position leakage of the spiral baffle plate is caused; meanwhile, the columnar connecting blocks are connected and fixed through the four connecting rods, the fixation is simple, and the connecting rods extrude the columnar connecting blocks through the nuts, so that extrusion sealing is formed between the columnar connecting blocks and between the spiral plates, and the sealing is reliable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the central tube and the spiral baffle plate of the present invention.
Fig. 3 is a left side view of fig. 2.
Fig. 4 is the structure diagram of the middle column-shaped connecting block of the present invention.
Fig. 5 is a side view of the middle column-shaped connecting block of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, a continuous spiral baffle type heat exchanger includes an outer shell 1, a front tube box 2 and a rear tube box 3 connected to the outer shell 1, and tube plates 4 mounted on the front tube box 2 and the rear tube box 3, wherein the front tube box 2 and the rear tube box 3 are respectively provided with a tube side inlet 5 and a tube side outlet 6, the outer shell 1 is provided with a shell side inlet 7 and a shell side outlet 8, a central tube 9 is mounted between the tube plates 4, the central tube 9 is located at the center of the tube plates 4, a spiral baffle plate 10 is fixed on the central tube 9, the spiral baffle plate 10 is a fixed-pitch spiral, the spiral baffle plate 10 is provided with a through-tube hole 11, a plurality of heat exchange tubes 12 are further disposed between the tube plates 4, the heat exchange tubes 12 pass through the through-tube holes 11 on the spiral baffle plate, and the heat exchange tubes; center tube 9 and spiral baffling board 10 an organic whole set up, and mainly concatenate by a plurality of linkage unit 14 and constitute, connect fixedly through four connecting rods 15 between a plurality of linkage unit 14, the tip of connecting rod 15 is provided with fixation nut 16, linkage unit 14 mainly comprises cylindrical connecting block 17 and spiral plate 18, the center of cylindrical connecting block 17 is provided with through-hole 19, spiral plate 18 is fixed on the circumference of cylindrical connecting block 17, still be provided with four fixed orificess 20 on the circumference of cylindrical connecting block 17, connecting rod 15 cartridge is in fixed orifices 20, a plurality of cylindrical connecting blocks 17 concatenate and constitute center tube 9, a plurality of spiral plates 18 splice and constitute spiral baffling board 10.
The utility model discloses well spiral baffling board and central tube adopt split type package assembly, adopt the linkage unit combination that comprises column connecting block 17 and spiral board 18 respectively to form, connect fixedly through many connecting rods between the linkage unit, make between the linkage unit closely the pressfitting together, form a complete whole, fixed simple, convenient avoids welding many times between the spiral board, and it is more convenient to operate.
Wherein, the one end of column connecting block 17 is provided with arch 21, and the other end is provided with slot 22, and column connecting block 17 ends and connects gradually, and is provided with the sealing washer between arch 21 and the slot 22. The sealing washer can provide the leakproofness after the column connecting block is connected, avoids the seepage. Be provided with spacing groove 23 on the arch 21, be provided with spacing arch 24 in the slot 22, spacing arch 24 card is in spacing groove 23, and spacing arch and spacing fluting can guarantee that the spiral plate when splicing, and the location is more reliable, guarantees to connect reliably stably. One end of the spiral plate 18 is provided with a sealing groove 25, the other end is provided with a sealing bulge 26, the spiral plate 18 is sequentially connected end to end, a sealing gasket is arranged in the sealing groove 25, and the sealing bulge 26 is inserted in the sealing groove 25. The sealing bulge is extruded in the sealing groove, so that the sealing between the spiral plates is more reliable and stable. Meanwhile, in the splicing process, due to the influence of processing precision, fine gaps appear at the splicing position, and the splicing position can be blocked through sealant.
In addition, still be provided with cross water diversion plate 13 in the center tube 9, the flow in the cross water diversion plate can the balanced center tube guarantees that water distributes evenly, and then improves the heat transfer effect.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a continuous spiral baffle plate heat exchanger, includes the shell body, connects preceding pipe case and the back pipe case of shell body and installs the tube sheet on preceding pipe case, back pipe case, seted up tube side import and tube side export on preceding pipe case, the back pipe case respectively, be provided with shell side import and shell side export on the shell body, its characterized in that: a central tube is arranged between the tube plates, the central tube is positioned in the center of the tube plates, a spiral baffle plate is fixed on the central tube, the spiral baffle plate is in a spiral shape with a certain distance, a through hole is formed in the spiral baffle plate, a plurality of heat exchange tubes are arranged between the tube plates, the heat exchange tubes penetrate through the through holes in the spiral baffle plate, and the heat exchange tubes and the central tube are respectively used for connecting a front tube box and a rear tube box;
the spiral baffle plate is characterized in that the central tube and the spiral baffle plate are integrally arranged and mainly formed by serially connecting a plurality of connecting units, the connecting units are fixedly connected through four connecting rods, fixing nuts are arranged at the end parts of the connecting rods, the connecting units mainly comprise columnar connecting blocks and spiral plates, through holes are formed in the centers of the columnar connecting blocks, the spiral plates are fixed on the circumferences of the columnar connecting blocks, four fixing holes are further formed in the circumferences of the columnar connecting blocks, the connecting rods are inserted into the fixing holes, the columnar connecting blocks are connected in series to form the central tube, and the spiral plates are spliced to form the spiral baffle plate.
2. A continuous spiral baffle heat exchanger as claimed in claim 1, wherein: the one end of column connecting block is provided with the arch, and the other end is provided with the slot, the column connecting block end connects gradually, and is provided with the sealing washer between arch and the slot.
3. A continuous spiral baffle heat exchanger as claimed in claim 2, wherein: the limiting groove is formed in the protrusion, the limiting protrusion is arranged in the slot, and the limiting protrusion is clamped in the limiting groove.
4. A continuous spiral baffle heat exchanger as claimed in claim 1, wherein: the one end of spiral plate is provided with the seal groove, and the other end is provided with sealed arch, the spiral plate connects gradually end to end, and is provided with sealed the pad in the seal groove, sealed protruding cartridge is in the seal groove.
5. A continuous spiral baffle heat exchanger as claimed in claim 1, wherein: and a cross water distribution plate is also arranged in the central pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021253482.9U CN212512613U (en) | 2020-07-01 | 2020-07-01 | Continuous spiral baffle type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021253482.9U CN212512613U (en) | 2020-07-01 | 2020-07-01 | Continuous spiral baffle type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212512613U true CN212512613U (en) | 2021-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021253482.9U Expired - Fee Related CN212512613U (en) | 2020-07-01 | 2020-07-01 | Continuous spiral baffle type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212512613U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045703A (en) * | 2023-03-02 | 2023-05-02 | 南京麦驰钛业有限公司 | Double-channel spiral baffle plate heat exchanger and heat exchange method thereof |
| CN116793113A (en) * | 2023-06-21 | 2023-09-22 | 北京理工大学 | Modularized capillary tube heat exchanger and internal assembling method thereof |
-
2020
- 2020-07-01 CN CN202021253482.9U patent/CN212512613U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045703A (en) * | 2023-03-02 | 2023-05-02 | 南京麦驰钛业有限公司 | Double-channel spiral baffle plate heat exchanger and heat exchange method thereof |
| CN116793113A (en) * | 2023-06-21 | 2023-09-22 | 北京理工大学 | Modularized capillary tube heat exchanger and internal assembling method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |