CN212109658U - Dividing wall type heat exchanger structure for heat exchange - Google Patents
Dividing wall type heat exchanger structure for heat exchange Download PDFInfo
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- CN212109658U CN212109658U CN201922479975.8U CN201922479975U CN212109658U CN 212109658 U CN212109658 U CN 212109658U CN 201922479975 U CN201922479975 U CN 201922479975U CN 212109658 U CN212109658 U CN 212109658U
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Abstract
The utility model provides a dividing wall type heat exchanger structure for heat exchange, including outer tube, inner tube, end connection spare, nipple and support, be equipped with the outer tube on the support, the top and the terminal of outer tube are equipped with outer tube import and outer tube export respectively, and the tip of two adjacent outer tubes communicates through the nipple, and the inside of outer tube is equipped with the inner tube that stretches out the outer tube, and the tip throat of outer tube welds with the outer wall of inner tube, and the tip of two adjacent inner tubes passes through flange and end connection spare; the end parts of two adjacent outer pipes and two inner pipes are respectively communicated through the short connecting pipes and the end part connecting pieces, so that the pipe passes of the outer pipes and the inner pipes are increased in any direction, the large heat exchange area and the small occupied area are realized, and the structure can be flexibly adjusted according to the space; the end necking of the outer pipe is welded with the outer wall of the inner pipe, so that the sealing performance is good, and gas in the outer pipe is prevented from flowing out of the atmosphere; the end parts of the two adjacent inner pipes are convenient to assemble and disassemble through the flanges and the end part connecting pieces, and the end part connecting pieces and the inner pipes are convenient to inspect, maintain and clean.
Description
Technical Field
The utility model belongs to the technical field of the heat exchanger technique and specifically relates to a dividing wall type heat exchanger structure is used in heat exchange.
Background
The dividing wall type heat exchanger is a device for heat exchange in the fields of petrochemical industry and coal chemical industry, and is used for heat exchange of two streams of fluid, so that a cold fluid is heated to a certain temperature or a hot fluid is cooled to a proper temperature to achieve the purposes of technological production requirement and heat recovery. The hot and cold fluid is pure countercurrent, the heat exchange efficiency is high, and the heat exchanger is also suitable for heat exchange with a pure parallel flow heat-sensitive medium.
The existing double-pipe heat exchanger structure has the advantages that only two rows of pipe passes are arranged in the horizontal direction, the pipe passes are staggered in height, the number of the pipe passes is difficult to increase, the number of the pipe passes can only be increased in the vertical direction, when the number of the pipe passes in the vertical direction is large to a certain degree, the whole heat exchanger can be very high, instability is easy to occur in wind load and earthquake, the heat exchange area is small, and the double-pipe heat exchanger structure is difficult to clean when a medium is easy to scale and coke.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a dividing wall type heat exchanger structure for heat exchange.
In order to achieve the above purpose, the utility model discloses a realize through following technical scheme:
the utility model provides a wall type heat exchanger structure between for heat exchange, includes outer tube, inner tube, end connection spare, nipple and support, be equipped with on the support the outer tube, the top and the terminal of outer tube are equipped with outer tube import and outer tube export respectively, and adjacent two the tip of outer tube passes through the nipple intercommunication, the inside of outer tube is equipped with stretches out the outer tube the inner tube, the tip throat of outer tube with the outer wall welding of inner tube, and adjacent two the tip of inner tube pass through the flange with end connection spare, the top and the terminal of inner tube are equipped with inner tube import and inner tube export respectively.
Further, the outer tube the inner tube the nipple the end connection spare with the support all is stainless steel, and stainless steel has good corrosion-resistant, high temperature resistant, low temperature resistant, wear-resisting, anti-oxidation, the characteristics that intensity is high and plasticity is good.
Furthermore, the outer pipe is connected with the nipple through threads, so that the outer pipe and the nipple are convenient to assemble and disassemble and clean.
Furthermore, the short connecting pipe is connected with the end part of the outer pipe in the horizontal or vertical direction, so that the outer pipe can increase the pipe pass in the horizontal direction and the vertical direction, the heat exchange area is large, the occupied area is small, and the structure can be flexibly adjusted according to the space.
Furthermore, the end part connecting piece is connected with the end part of the inner pipe in the horizontal or vertical direction, so that the inner pipe can increase tube passes in the horizontal direction and the vertical direction, the heat exchange area is large, the occupied area is small, and the structure can be flexibly adjusted according to the space.
Furthermore, the outer pipe inlet, the outer pipe outlet, the inner pipe inlet and the inner pipe outlet are provided with flanges, and the inlet and the outlet are sealed and can be conveniently connected with a butted air pipe.
The utility model has the advantages that: the end parts of two adjacent outer pipes and two adjacent inner pipes are respectively communicated through the short connecting pipes and the end part connecting pieces, so that pipe passes are increased in any direction of the outer pipes and the inner pipes, the heat exchange area is large, the occupied area is small, and the structure can be flexibly adjusted according to the space; the end necking of the outer pipe is welded with the outer wall of the inner pipe, so that the sealing performance is good, and gas in the outer pipe is prevented from flowing out of the atmosphere; the end parts of the adjacent two inner pipes are connected with the end part connecting piece through flanges, so that the mounting and dismounting are convenient, and the inspection, maintenance and cleaning of the end part connecting piece and the inner pipes are convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a left side view of the present invention;
in the figure: 1. an outer tube; 2. an inner tube; 3. an end connector; 4. a nipple; 5. a support; 6. an outer tube inlet; 7. an outer tube outlet; 8. an inlet of the inner pipe; 9. an outlet of the inner tube; 10. and (4) a flange.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1-3, a dividing wall type heat exchanger structure for heat exchange includes an outer tube 1, an inner tube 2, an end connector 3, a nipple 4 and a bracket 5, the bracket 5 is provided with the outer tube 1, the starting end and the terminal end of the outer tube 1 are respectively provided with an outer tube inlet 6 and an outer tube outlet 7, the end portions of two adjacent outer tubes 1 are communicated through the nipple 4, the inner tube 2 extending out of the outer tube 1 is arranged inside the outer tube 1, the end necking of the outer tube 1 is welded with the outer wall of the inner tube 2, the end portions of two adjacent inner tubes 2 are respectively provided with a flange 10 and the end connector 3, and the starting end and the terminal end of the inner tube 2 are respectively provided with an inner tube.
The outer pipe 1, the inner pipe 2, the nipple 4, the end connecting piece 3 and the bracket 5 are all made of stainless steel, and the stainless steel has the characteristics of good corrosion resistance, high temperature resistance, low temperature resistance, wear resistance, oxidation resistance, high strength and good plasticity.
The outer pipe 1 is connected with the nipple 4 through threads, so that the outer pipe 1 and the nipple 4 are convenient to assemble and disassemble and clean.
The short connecting pipe 4 is connected with the end part of the outer pipe 1 in the horizontal or vertical direction, so that the pipe pass of the outer pipe 1 can be increased in the horizontal direction and the vertical direction, the heat exchange area is large, the occupied area is small, and the structure can be flexibly adjusted according to the space.
The end connecting piece 3 is connected with the end part of the inner tube 2 in the horizontal or vertical direction, so that the tube pass of the inner tube 2 can be increased in the horizontal direction and the vertical direction, the heat exchange area is large, the occupied area is small, and the structure can be flexibly adjusted according to the space.
The outer pipe inlet 6, the outer pipe outlet 7, the inner pipe inlet 8 and the inner pipe outlet 9 are all provided with flanges 10, and the inlet and the outlet can be sealed and can be conveniently connected with a butted air pipe.
The utility model discloses a theory of operation does:
as shown in fig. 1-3, the fluid which is easy to scale and coke flows in from the inlet 8 of the inner tube, the fluid flows to the end part of the tube pass of the inner tube 2 along the inner tube 2, flows into the tube pass of the next inner tube 2 through the end part connecting piece 3, and sequentially passes through the tube passes of all the inner tubes 2 and then comes out from the outlet 9 of the inner tube of the tube pass of the last inner tube 2; the cleaning fluid flows in from the outer tube inlet 6, flows in the annular space between the outer tube 1 and the inner tube 2, and is transferred to the tube side of the next outer tube 1 through the nipple 4 at the tube side end of each outer tube 1 until the inner tube outlet 7 of the tube side of the last outer tube 1 flows out.
Compared with the prior art, the utility model discloses the beneficial effect who has does:
the end parts of two adjacent outer pipes 1 and two adjacent inner pipes 2 are respectively communicated through a short connecting pipe 4 and an end part connecting piece 3, so that the pipe passes of the outer pipes 1 and the inner pipes 2 are increased in any direction, the large heat exchange area and the small occupied area are realized, and the structure can be flexibly adjusted according to the space; the end necking of the outer pipe 1 is welded with the outer wall of the inner pipe 2, so that the sealing performance is good, and the gas in the outer pipe 1 is prevented from flowing out of the atmosphere; the end parts of two adjacent inner pipes 2 are convenient to assemble and disassemble through the flange 10 and the end part connecting piece 3, and the end part connecting piece 3 and the inner pipes 2 are convenient to inspect, maintain and clean.
The above is only the preferred embodiment of the present invention, and not the patent protection scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings of the present invention can be directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a heat exchange is with dividing wall type heat exchanger structure, includes outer tube, inner tube, end connection spare, nipple and support, its characterized in that, be equipped with on the support the outer tube, the top and the terminal of outer tube are equipped with outer tube import and outer tube export respectively, and adjacent two the tip of outer tube passes through the nipple intercommunication, the inside of outer tube is equipped with stretches out the outer tube the inner tube, the tip throat of outer tube with the outer wall welding of inner tube, and adjacent two the tip of inner tube pass through the flange with end connection spare, the top and the terminal of inner tube are equipped with inner tube import and inner tube export respectively.
2. A dividing wall heat exchanger structure for heat exchange as claimed in claim 1, wherein said outer tube, said inner tube, said nipple, said end connector and said bracket are all of stainless steel.
3. A dividing wall type heat exchanger structure for heat exchange according to claim 1, wherein said outer pipe and said nipple are screw-connected.
4. A dividing wall type heat exchanger structure for heat exchange according to claim 1, wherein said short-circuiting pipe is connected to an end of said outer pipe in a horizontal or vertical direction.
5. A dividing wall type heat exchanger structure for heat exchange according to claim 1, wherein said end connector is connected to an end of said inner pipe in a horizontal or vertical direction.
6. A dividing wall heat exchanger structure for heat exchange as claimed in claim 1, wherein said outer tube inlet, said outer tube outlet, said inner tube inlet and said inner tube outlet are all provided with flanges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479975.8U CN212109658U (en) | 2019-12-31 | 2019-12-31 | Dividing wall type heat exchanger structure for heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922479975.8U CN212109658U (en) | 2019-12-31 | 2019-12-31 | Dividing wall type heat exchanger structure for heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212109658U true CN212109658U (en) | 2020-12-08 |
Family
ID=73624396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922479975.8U Active CN212109658U (en) | 2019-12-31 | 2019-12-31 | Dividing wall type heat exchanger structure for heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212109658U (en) |
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2019
- 2019-12-31 CN CN201922479975.8U patent/CN212109658U/en active Active
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