CN213932152U - High-pressure detachable cover plate type heat exchanger tube box - Google Patents
High-pressure detachable cover plate type heat exchanger tube box Download PDFInfo
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- CN213932152U CN213932152U CN202022753708.8U CN202022753708U CN213932152U CN 213932152 U CN213932152 U CN 213932152U CN 202022753708 U CN202022753708 U CN 202022753708U CN 213932152 U CN213932152 U CN 213932152U
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- 238000007789 sealing Methods 0.000 claims abstract description 100
- 238000005192 partition Methods 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 2
- 230000007774 longterm Effects 0.000 abstract description 4
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Abstract
A high-pressure detachable cover plate type heat exchanger tube box is characterized in that a middle partition plate is arranged in the middle of the interior of the tube box, a flange is arranged at the upper end of the tube box, a rectangular boss sealing surface is arranged on the upper surface of the tube box, lug-shaped boss sealing surfaces are uniformly distributed on the rectangular boss sealing surfaces, an inner side screw hole is formed in the middle of each lug-shaped boss sealing surface, a cover plate is arranged at the upper end of the tube box, outer side screw holes are uniformly distributed on the cover plate close to the peripheral edges, a rectangular groove sealing surface is arranged on the lower surface of the cover plate, lug-shaped groove sealing surfaces are arranged on the inner sides of the rectangular groove sealing surfaces, an inner side screw hole is formed in the middle of each lug-shaped groove sealing surface, outer side screw holes of the cover plate and screw holes in the flange are correspondingly provided with outer side bolts, and inner side screw holes in the cover plate and the tube box are correspondingly provided with inner side bolts; under the high-pressure working condition, the sealing gasket can be uniformly stressed in the sealing surface, the problem of overlarge local deformation caused by single-side stress of the sealing surface is avoided, the purpose of effective sealing is achieved, and the purpose of long-term safe operation under the high-pressure working condition is achieved.
Description
Technical Field
The utility model relates to an industrial heat exchanger technical field especially relates to a high pressure detachable apron formula heat exchanger pipe case.
Background
In the technical field of industrial heat exchangers, for media with high dirt heat resistance or working conditions that dirt cannot be removed by a chemical method, a mechanically cleanable tube box structure such as a detachable cover plate type heat exchanger is preferably adopted. The sealing surface of the prior detachable cover plate type heat exchanger adopts a narrow sealing structure with a tongue-and-groove structure, when the high-pressure working condition is adopted, the single surface of the sealing surface of a tube box of the detachable cover plate type heat exchanger is stressed, the sealing surface is stressed unevenly, the leakage of the sealing surface of the tube box is easy to cause, and the potential safety hazard is caused; how to make the sealed face atress even, avoid the sealed face of case to reveal, become the technological problem that has been difficult to solve for a long time.
For the foregoing reasons, a high pressure removable header heat exchanger tube cassette has been developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, provide a high pressure detachable apron heat exchanger pipe case, under high pressure operating mode, can guarantee that sealed the pad atress in the sealing face is even, avoids because of sealed face single face atress, leads to the too big problem of local deformation, reaches effective sealed purpose, realizes the purpose of long-term safe operation under high pressure operating mode.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a high-pressure detachable cover plate type heat exchanger tube box is composed of: the sealing structure comprises a pipe box, a flange, a rectangular boss sealing surface, an ear-shaped boss sealing surface, a middle partition plate, an inner side screw hole, a cover plate, a sealing gasket, an outer side bolt, an inner side bolt, a rectangular groove sealing surface, an ear-shaped groove sealing surface and an outer side screw hole; the middle part in the tube box is provided with a middle partition plate, the upper end of the tube box is provided with a flange, the upper surface of the tube box is provided with a rectangular boss sealing surface, the inner side of the rectangular boss sealing surface is uniformly distributed with an ear-shaped boss sealing surface, the rectangular boss sealing surface and the ear-shaped boss sealing surface are integrally formed to form a boss sealing surface, the middle part of the ear-shaped boss sealing surface is provided with an inner side screw hole, the upper end of the tube box is provided with a cover plate, the edge of the cover plate close to the periphery is uniformly distributed with outer side screw holes, the lower surface of the cover plate is provided with a rectangular groove sealing surface, the inner side of the rectangular groove sealing surface is provided with an ear-shaped groove sealing surface, the rectangular groove sealing surface and the ear-shaped groove sealing surface are integrally formed to form a groove sealing surface, the groove sealing surface of the cover plate is correspondingly matched with the boss sealing surface of the tube box, the outer side screw hole of the cover plate is correspondingly provided with an outer side bolt with the screw hole on the flange, the inner side screw hole on the cover plate is correspondingly provided with an inner side bolt on the tube box, the cover plate is connected with the pipe box into a whole through the outer bolt and the inner bolt.
And sealing gaskets are uniformly distributed between the groove sealing surface and the boss sealing surface.
The working principle is as follows: the sealing gasket is placed in the groove sealing surface, the outer side screw hole of the cover plate corresponds to the screw hole in the flange to install the outer side bolt, the inner side screw hole in the cover plate corresponds to the inner side screw hole in the pipe box to install the inner side bolt, the cover plate is connected with the pipe box into a whole through the outer side bolt after being installed in place, the inner side bolt applies specified pretightening force to compress the sealing gasket at the same time, the outer side bolt and the inner side bolt are positioned between two adjacent sealing gaskets, the sealing gasket can be guaranteed to be evenly stressed, even deformation is generated, single-side stress of the sealing gasket can be avoided, the problem of overlarge local deformation is solved, the purpose of effective sealing is achieved, under the high-pressure working condition, the outer side bolt and the inner side bolt are stressed at the same time, the sealing gasket is guaranteed to be evenly stressed in the sealing surface, and the purpose of long-term safe operation under the high-pressure working condition is achieved.
The utility model has the advantages that: the utility model discloses under high pressure operating mode, can guarantee that sealed the pad atress in the sealing face is even, avoid because of sealed face single face atress, lead to the too big problem of local deformation, reach effective sealed purpose, realize the purpose of long-term safe operation under high pressure operating mode.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is a schematic cross-sectional view of the assembly;
FIG. 2 is a schematic view of a portion of the enlarged structure of FIG. 1;
FIG. 3 is a schematic top view of the tube box;
FIG. 4 is a schematic bottom view of the cover plate;
in the figure: the sealing structure comprises a pipe box 1, a flange 2, a rectangular boss sealing surface 3, an ear-shaped boss sealing surface 3.1, a middle partition plate 4, an inner side screw hole 5, a cover plate 6, a sealing gasket 7, an outer side bolt 8, an inner side bolt 8.1, a rectangular groove sealing surface 9, an ear-shaped groove sealing surface 10 and an outer side screw hole 11.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings:
the middle part in the pipe box 1 is provided with a middle partition plate 4, the upper end of the pipe box 1 is provided with a flange 2, the upper surface of the pipe box 1 is provided with a rectangular boss sealing surface 3, the inner side of the rectangular boss sealing surface 3 is uniformly distributed with an ear-shaped boss sealing surface 3.1, the rectangular boss sealing surface 3 and the ear-shaped boss sealing surface are integrally formed to form a boss sealing surface, the middle part of the ear-shaped boss sealing surface 3.1 is provided with an inner side screw hole 5, the upper end of the pipe box 1 is provided with a cover plate 6, the outer side screw hole 11 is uniformly distributed at the edge of the cover plate 6, the lower surface of the cover plate 6 is provided with a rectangular groove sealing surface 9, the inner side of the rectangular groove sealing surface 9 is provided with an ear-shaped groove sealing surface 10, the rectangular groove sealing surface 9 and the ear-shaped groove sealing surface 10 are integrally formed to form a groove sealing surface, the groove sealing surface of the cover plate 6 is correspondingly matched with the boss sealing surface of the pipe box 1, the outer side screw hole 11 of the cover plate 6 is correspondingly provided with the screw hole on the flange 2 and is provided with an outer side bolt 8, the inner side screw hole 5 on the cover plate 6 is provided with an inner side bolt 8.1 corresponding to the inner side screw hole 5 on the tube box 1, and the cover plate 6 is connected with the tube box 1 into a whole through the outer side bolt 8 and the inner side bolt 8.1.
And sealing gaskets 7 are uniformly distributed between the groove sealing surface and the boss sealing surface.
Claims (2)
1. A high-pressure detachable cover plate type heat exchanger tube box is composed of: the pipe box comprises a pipe box (1), a flange (2), a rectangular boss sealing surface (3), an ear-shaped boss sealing surface (3.1), a middle partition plate (4), an inner side screw hole (5), a cover plate (6), a sealing gasket (7), an outer side bolt (8), an inner side bolt (8.1), a rectangular groove sealing surface (9), an ear-shaped groove sealing surface (10) and an outer side screw hole (11); the method is characterized in that: the middle part in the pipe box (1) is provided with a middle partition plate (4), the upper end of the pipe box (1) is provided with a flange (2), the upper surface of the pipe box (1) is provided with a rectangular boss sealing surface (3), the inner side of the rectangular boss sealing surface (3) is uniformly distributed with an ear-shaped boss sealing surface (3.1), the rectangular boss sealing surface (3) and the ear-shaped boss sealing surface are integrally formed to form a boss sealing surface, the middle part of the ear-shaped boss sealing surface (3.1) is provided with an inner side screw hole (5), the upper end of the pipe box (1) is provided with a cover plate (6), the cover plate (6) is close to the peripheral edges and is uniformly distributed with outer side screw holes (11), the lower surface of the cover plate (6) is provided with a rectangular groove sealing surface (9), the inner side of the rectangular groove sealing surface (9) is provided with an ear-shaped groove sealing surface (10), the middle part of the ear-shaped groove sealing surface (10) is provided with an inner side screw hole (5), the rectangular groove sealing surface (9) and the ear-shaped groove sealing surface (10) are integrally formed to form a groove sealing surface, the groove sealing surface of the cover plate (6) is matched with the boss sealing surface of the pipe box (1) correspondingly, the outer side screw hole (11) of the cover plate (6) is provided with an outer side bolt (8) corresponding to the screw hole on the flange (2), the inner side screw hole (5) on the cover plate (6) is provided with an inner side bolt (8.1) corresponding to the inner side screw hole (5) on the pipe box (1), and the cover plate (6) is connected with the pipe box (1) into a whole through the outer side bolt (8) and the inner side bolt (8.1).
2. A high pressure removable header heat exchanger tube cassette according to claim 1, wherein: and sealing gaskets (7) are uniformly distributed between the groove sealing surface and the boss sealing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022753708.8U CN213932152U (en) | 2020-11-25 | 2020-11-25 | High-pressure detachable cover plate type heat exchanger tube box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022753708.8U CN213932152U (en) | 2020-11-25 | 2020-11-25 | High-pressure detachable cover plate type heat exchanger tube box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213932152U true CN213932152U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022753708.8U Active CN213932152U (en) | 2020-11-25 | 2020-11-25 | High-pressure detachable cover plate type heat exchanger tube box |
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| CN (1) | CN213932152U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325679A (en) * | 2020-11-25 | 2021-02-05 | 隆华科技集团（洛阳）股份有限公司 | Installation method of high-pressure detachable cover plate type heat exchanger tube box |
| CN114353558A (en) * | 2021-12-31 | 2022-04-15 | 南通科赛尔机械有限公司 | Novel heat exchanger |
-
2020
- 2020-11-25 CN CN202022753708.8U patent/CN213932152U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325679A (en) * | 2020-11-25 | 2021-02-05 | 隆华科技集团（洛阳）股份有限公司 | Installation method of high-pressure detachable cover plate type heat exchanger tube box |
| CN112325679B (en) * | 2020-11-25 | 2024-05-28 | 隆华科技集团（洛阳）股份有限公司 | Method for installing high-pressure detachable cover plate type heat exchanger tube box |
| CN114353558A (en) * | 2021-12-31 | 2022-04-15 | 南通科赛尔机械有限公司 | Novel heat exchanger |
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