CN220322122U - Rising pipe heat exchanger with external expansion joint - Google Patents
Rising pipe heat exchanger with external expansion joint Download PDFInfo
- Publication number
- CN220322122U CN220322122U CN202322047075.2U CN202322047075U CN220322122U CN 220322122 U CN220322122 U CN 220322122U CN 202322047075 U CN202322047075 U CN 202322047075U CN 220322122 U CN220322122 U CN 220322122U
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- China
- Prior art keywords
- pipe
- expansion joint
- rising
- external expansion
- heat exchanger
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- 230000000630 rising effect Effects 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000005336 cracking Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a rising pipe heat exchanger with an external expansion joint, which comprises a rising pipe, a three-way pipe, an external expansion joint, a bridge pipe and a gas collecting pipe, wherein one end of the rising pipe is connected with a first end of the three-way pipe through the external expansion joint, the other end of the rising pipe is connected with a base, a second end of the three-way pipe is transversely arranged, the second end of the three-way pipe is connected with the gas collecting pipe through the bridge pipe, and a third end of the three-way pipe is connected with a rising pipe water sealing cover. According to the utility model, the external expansion joint is arranged between the rising pipe and the three-way pipe, so that the problem of cracking between the rising pipe and the three-way pipe caused by thermal expansion is solved.
Description
Technical Field
The utility model relates to the field of riser heat exchangers. More particularly, the present utility model relates to a riser heat exchanger with an external expansion joint.
Background
A coke oven is formed by a plurality of carbonization chambers, and each hole is provided with a corresponding riser coil heat exchanger. In the practical process, the expansion amount of the rising pipe is increased by about 120mm in the hot state compared with the cold state because of the problem of the rising pipe in the high Wen Youre expansion amount. The ascending pipe is connected with the three-way pipe by bolts, so that the ascending pipe and the three-way pipe can be cracked in the movement process of repeated expansion and contraction.
Disclosure of Invention
To achieve these objects and other advantages and in accordance with the purpose of the utility model, as embodied and broadly described herein, a rising pipe heat exchanger with an external expansion joint includes a rising pipe, a tee pipe, an external expansion joint, a bridge pipe, and a gas collecting pipe, wherein one end of the rising pipe is connected to a first end of the tee pipe through the external expansion joint, the other end of the rising pipe is connected to a base, a second end of the tee pipe is transversely disposed, and is connected to the gas collecting pipe through the bridge pipe, and a third end of the tee pipe is connected to a rising pipe water cover.
In one preferable technical scheme, the external expansion joint comprises an upper connecting flange and an expansion joint, the expansion joint is of an annular structure, the upper end of the expansion joint is connected with the first end of the three-way pipe through the upper connecting flange, and the lower end of the expansion joint is connected with one end of the rising pipe.
In one preferable technical scheme, the external expansion joint further comprises an insulation layer, and the insulation layer is attached to the inner wall of the expansion joint.
In one preferable technical scheme, the lower end of the expansion joint is welded to one end of the rising pipe.
In one preferable technical scheme, the lower end of the expansion joint is connected with one end of the rising pipe through a lower connecting flange.
In one preferable technical scheme, the side wall of the expansion joint is wavy, and one side of the bulge is outwards arranged.
The utility model at least comprises the following beneficial effects: according to the utility model, the external expansion joint is arranged between the rising pipe and the three-way pipe, so that the problem of cracking between the rising pipe and the three-way pipe caused by thermal expansion is solved.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
Fig. 1 is a schematic structural diagram of a riser heat exchanger with an external expansion joint according to an embodiment of the present utility model.
Fig. 2 is a schematic structural diagram of an external expansion joint according to an embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of an external expansion joint according to an embodiment of the present utility model.
Detailed Description
The present utility model is described in further detail below with reference to the drawings to enable those skilled in the art to practice the utility model by referring to the description.
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.
It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.
As shown in fig. 1-3, a preferred embodiment of the present utility model provides a rising pipe heat exchanger with an external expansion joint, which comprises a rising pipe 1, a three-way pipe 2, an external expansion joint 3, a bridge pipe 4 and a gas collecting pipe 5, wherein one end of the rising pipe 1 is connected with a first end of the three-way pipe 2 through the external expansion joint 3, the other end of the rising pipe 1 is connected with a base, a second end of the three-way pipe 2 is transversely arranged, and is connected with the gas collecting pipe 5 through the bridge pipe 4, and a third end of the three-way pipe 2 is connected with a rising pipe water seal cover 6.
In the above technical scheme, the external expansion joint 3 is arranged between the riser 1 and the three-way pipe 2, and the external expansion joint can correspondingly deform along with thermal expansion, so that the problem of cracking between the riser and the three-way pipe caused by thermal expansion is solved.
In one preferable technical scheme, the external expansion joint 3 comprises an upper connecting flange 3-1 and an expansion joint 3-2, the expansion joint 3-2 is of an annular structure, the upper end of the expansion joint 3-2 is connected with the first end of the three-way pipe 2 through the upper connecting flange 3-1, and the lower end of the expansion joint 3-2 is connected with one end of the rising pipe 1.
In the technical scheme, the expansion joint plays a role of the upper bearing three-way pipe 2 and the lower bearing three-way pipe 1, is connected through the upper connecting flange 3-1, and can be convenient for replacing the three-way pipe in the follow-up use condition, wherein the expansion joint is a flexible element which can effectively play a role of compensating axial deformation, has large axial flexibility and is easy to deform, the thermal expansion difference of the upper bearing three-way pipe 1 and the three-way pipe 2 caused by different wall temperatures can be compensated, and the axial load of the upper bearing three-way pipe and the three-way pipe is reduced, so that the temperature difference stress of the upper bearing three-way pipe 1 and the three-way pipe 2 is reduced, and strength damage, instability damage and two-section pipe pull-out damage are avoided.
In one preferable technical scheme, the external expansion joint 3 further comprises a heat preservation layer 3-3, and the heat preservation layer 3-3 is attached to the inner wall of the expansion joint 3-2, so that a good heat preservation effect is achieved.
In one preferred embodiment, two connection modes are provided in which the lower end of the expansion joint 3-2 is connected to one end of the riser pipe 1, wherein the lower end of the expansion joint 3-2 is welded to one end of the riser pipe 1. Second, the lower end of the expansion joint 3-2 is connected with one end of the rising pipe 1 through a lower connecting flange 3-4.
In one preferable technical scheme, the side wall of the expansion joint 3-2 is wavy, one side of the bulge is outwards arranged, and the deformability of the expansion joint is better.
Although embodiments of the present utility model have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the utility model would be readily apparent to those skilled in the art, and accordingly, the utility model is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (6)
1. The utility model provides a rising pipe heat exchanger with external expansion joint, its characterized in that includes rising pipe, three-way pipe, external expansion joint, bridge pipe and gas collecting tube, rising pipe one end is passed through external expansion joint connects the first end of three-way pipe, the base is connected to the rising pipe other end, the second end of three-way pipe transversely sets up, and it passes through bridge pipe connection gas collecting tube, the third end of three-way pipe is connected the rising pipe water closing cap.
2. The rising-pipe heat exchanger with the external expansion joint according to claim 1, wherein the external expansion joint comprises an upper connecting flange and an expansion joint, the expansion joint is of an annular structure, the upper end of the expansion joint is connected with the first end of the three-way pipe through the upper connecting flange, and the lower end of the expansion joint is connected with one end of the rising pipe.
3. The rising-pipe heat exchanger with external expansion joint according to claim 2, further comprising a heat-insulating layer attached to the inner wall of the expansion joint.
4. The rising-pipe heat exchanger with external expansion joint according to claim 2, wherein the lower end of the expansion joint is welded to one end of the rising pipe.
5. The rising-pipe heat exchanger with external expansion joint according to claim 2, wherein the lower end of the expansion joint is connected with one end of the rising pipe through a lower connecting flange.
6. The rising-pipe heat exchanger with external expansion joint according to claim 2, wherein the side wall of the expansion joint is wavy, and the convex side is arranged outwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047075.2U CN220322122U (en) | 2023-08-01 | 2023-08-01 | Rising pipe heat exchanger with external expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047075.2U CN220322122U (en) | 2023-08-01 | 2023-08-01 | Rising pipe heat exchanger with external expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220322122U true CN220322122U (en) | 2024-01-09 |
Family
ID=89420899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322047075.2U Active CN220322122U (en) | 2023-08-01 | 2023-08-01 | Rising pipe heat exchanger with external expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220322122U (en) |
-
2023
- 2023-08-01 CN CN202322047075.2U patent/CN220322122U/en active Active
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