CN220708190U - Sealing connection structure for tubular heat exchanger - Google Patents
Sealing connection structure for tubular heat exchanger Download PDFInfo
- Publication number
- CN220708190U CN220708190U CN202321943033.0U CN202321943033U CN220708190U CN 220708190 U CN220708190 U CN 220708190U CN 202321943033 U CN202321943033 U CN 202321943033U CN 220708190 U CN220708190 U CN 220708190U
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- CN
- China
- Prior art keywords
- fixedly connected
- flange plate
- sealing connection
- heat exchange
- heat exchanger
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- 238000007789 sealing Methods 0.000 title claims abstract description 66
- 238000013016 damping Methods 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 238000009954 braiding Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 7
- 230000007774 longterm Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to a sealing connection structure for a tubular heat exchanger, which comprises a heat exchange pipeline and a sealing connection pipeline, wherein the tail end of the heat exchange pipeline is fixedly connected with a first flange plate, the tail end of the sealing connection pipeline is fixedly connected with a second flange plate, through holes are formed in the first flange plate and the second flange plate, a sealing gasket body is in abutting connection between the first flange plate and the second flange plate, and a blind hole is formed in the side wall of the first flange plate.
Description
Technical Field
The utility model relates to a sealing connection structure, in particular to a sealing connection structure for a tubular heat exchanger, and belongs to the technical field of sealing connection of tubular heat exchangers.
Background
The shell-and-tube heat exchanger is also called a shell-and-tube heat exchanger, which is a dividing wall type heat exchanger with the wall surface of a tube bundle enclosed in a shell as a heat transfer surface, has simple structure, low cost, wider flow section and easy scale cleaning, can be manufactured by various structural materials (mainly metal materials), can be used at high temperature and high pressure, and is the most widely applied type.
When the conventional tubular heat exchanger is used, the medium in the pipeline is easy to leak from the joint of the pipeline, so that the use effect of the tubular heat exchanger is affected, and the tubular heat exchanger is easy to deform or even damage due to external force impact, so that the use is affected.
Disclosure of Invention
The utility model aims to solve the problems and provide a sealing connection structure for a tubular heat exchanger, wherein a sealing gasket body is arranged to seal a heat exchange pipeline and a sealing connection pipeline, so that medium leakage is avoided, when the heat exchange pipeline and the sealing connection pipeline are disassembled, a worker can unscrew a locking bolt to separate the locking bolt from a through hole, and the tail end of an ejection bolt is contacted with a blind hole by screwing the ejection bolt, so that the heat exchange pipeline and the sealing connection pipeline can be conveniently and rapidly separated, and the heat exchange pipeline and the sealing connection pipeline are prevented from being excessively tightly connected and difficult to separate after long-term sealing connection.
The sealing connection structure for the tubular heat exchanger comprises a heat exchange pipeline and a sealing connection pipeline, wherein the tail end of the heat exchange pipeline is fixedly connected with a first flange plate, the tail end of the sealing connection pipeline is fixedly connected with a second flange plate, through holes are formed in the first flange plate and the second flange plate, a sealing gasket body is in abutting connection between the first flange plate and the second flange plate, blind holes are formed in the side wall of the first flange plate, and the blind holes are symmetrically distributed relative to the center line of the first flange plate.
Preferably, the first flange plate is fixedly connected with the second flange plate through a locking bolt, one side of the second flange plate is fixedly connected with a thread seat, and the thread seat is symmetrically distributed relative to the center line of the second flange plate.
Preferably, the thread seat is internally connected with an ejection bolt in a threaded manner, and the tail end of the ejection bolt is matched with the blind hole in size.
Preferably, the periphery fixedly connected with damping buffer seat of heat transfer pipeline, damping buffer seat end fixedly connected with buffer plate, the buffer plate is the arc structure, buffer plate one side fixedly connected with guide post, the peripheral cover of guide post is established and is connected with the uide bushing, uide bushing end and heat transfer pipeline outer wall fixed connection.
Preferably, the sealing gasket body comprises a sealing gasket base layer, the two sides of the sealing gasket base layer are fixedly connected with a silica gel buffer layer, one side of the silica gel buffer layer is fixedly connected with a shaping layer, and one side of the shaping layer is fixedly connected with a wear-resistant layer.
Preferably, the shaping layer is formed by cross braiding of metal wires, the wear-resistant layer is made of nitrile rubber, one side of the wear-resistant layer is fixedly connected with wear-resistant protruding points, and the number of the wear-resistant protruding points is a plurality of.
The beneficial effects of the utility model are as follows:
according to the utility model, the sealing gasket body is arranged to seal the heat exchange pipeline and the sealing connection pipeline, so that medium leakage is avoided, when the heat exchange pipeline and the sealing connection pipeline are disassembled, a worker can unscrew the locking bolt to separate the locking bolt from the through hole, the tail end of the ejection bolt is contacted with the blind hole by screwing the ejection bolt, the heat exchange pipeline and the sealing connection pipeline are conveniently and rapidly separated, the heat exchange pipeline and the sealing connection pipeline are prevented from being excessively tightly and difficultly separated after long-term sealing connection, the heat exchange pipeline can be prevented from being deformed or even damaged by external force impact through arranging the damping buffer seat and the buffer plate, the friction force on two sides of the sealing gasket body can be improved through arranging the anti-skid convex points, the position deviation during installation is avoided, the sealing effect is influenced, the anti-skid convex points can be embedded into the abrasion layer after being pressed under stress, the abrasion-resistant effect of the sealing gasket body is improved, and the sealing gasket body is prevented from being broken after long-term use, and the service life is influenced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of a first flange plate according to the present utility model.
FIG. 3 is a schematic view of the connection structure of the buffer plate and the heat exchange pipeline of the present utility model.
Fig. 4 is a schematic view of the body structure of the gasket of the present utility model.
Reference numerals in the drawings: 1. a heat exchange pipeline; 2. sealing the connecting pipeline; 3. a first flange; 4. a second flange; 5. a through hole; 6. a gasket body; 7. a blind hole; 8. ejecting a bolt; 9. damping buffer seat; 10. a buffer plate; 11. a gasket base layer; 12. a silica gel buffer layer; 13. shaping layer; 14. and a wear-resistant layer.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Embodiment 1 please refer to fig. 1-4, a sealing connection structure for a tubular heat exchanger includes a heat exchange tube 1 and a sealing connection tube 2, a first flange 3 is fixedly connected with the end of the heat exchange tube 1, a second flange 4 is fixedly connected with the end of the sealing connection tube 2, through holes 5 are formed in the first flange 3 and the second flange 4, a sealing gasket body 6 is in abutting connection between the first flange 3 and the second flange 4, blind holes 7 are formed in the side wall of the first flange 3, and the blind holes 7 are symmetrically distributed relative to the center line of the first flange 3.
Specifically, the first flange plate 3 is fixedly connected with the second flange plate 4 through a locking bolt, one side of the second flange plate 4 is fixedly connected with a thread seat, the thread seat is symmetrically distributed relative to the center line of the second flange plate 4, an ejection bolt 8 is in threaded connection inside the thread seat, the tail end of the ejection bolt 8 is matched with the blind hole 7 in size, a damping buffer seat 9 is fixedly connected to the periphery of the heat exchange pipeline 1, a buffer plate 10 is fixedly connected to the tail end of the damping buffer seat 9, the buffer plate 10 is of an arc-shaped structure, one side of the buffer plate 10 is fixedly connected with a guide post, a guide sleeve is sleeved on the periphery of the guide post, the tail end of the guide sleeve is fixedly connected with the outer wall of the heat exchange pipeline 1, the sealing gasket body 6 comprises a sealing gasket base layer 11, two sides of the sealing gasket base layer 11 are fixedly connected with a silica gel buffer layer 12, the shaping layer 13 is fixedly connected to one side of the silica gel buffer layer 12, the wear-resistant layer 14 is fixedly connected to one side of the shaping layer 13, the shaping layer 13 is formed by cross braiding of metal wires, the wear-resistant layer 14 is made of nitrile rubber, the wear-resistant protruding points are fixedly connected to one side of the wear-resistant layer 14, the number of the wear-resistant protruding points is a plurality of, sealing treatment can be carried out between the heat exchange pipeline 1 and the sealing connection pipeline 2 through the sealing gasket body 6, medium leakage is avoided, when the heat exchange pipeline 1 and the sealing connection pipeline 2 are disassembled, a worker can unscrew a locking bolt to enable the locking bolt to be separated from the through hole 5, the tail end of the ejection bolt 8 is contacted with the blind hole 7 by screwing the ejection bolt 8, so that the heat exchange pipeline 1 and the sealing connection pipeline 2 are conveniently and rapidly separated, the heat exchange pipeline 1 and the sealing connection pipeline 2 are prevented from being too tightly and difficult to separate after long-term sealing connection is avoided, can avoid heat transfer pipe 1 to receive external force impact to take place deformation and damage even through setting up damping buffer seat 9 and buffer plate 10, can improve the frictional force of sealed pad body 6 both sides through setting up anti-skidding bump, take place the position offset when avoiding the installation, influence sealed effect, can imbed wearing layer 14 inside after the anti-skidding bump receives the stress extrusion, wearing layer 14 can improve the wearing effect of sealed pad body 6, avoids sealed pad body 6 to take place to break after using for a long time, influences life.
When the heat exchange gasket is used, the heat exchange pipeline 1 and the sealing connection pipeline 2 can be sealed by arranging the gasket body 6, medium leakage is avoided, when the heat exchange pipeline 1 and the sealing connection pipeline 2 are disassembled, a worker can unscrew the locking bolt to enable the locking bolt to be separated from the through hole 5, the tail end of the ejection bolt 8 is enabled to be in contact with the blind hole 7 by screwing the ejection bolt 8, the heat exchange pipeline 1 and the sealing connection pipeline 2 can be conveniently and rapidly separated, the situation that after long-term sealing connection is avoided, the heat exchange pipeline 1 and the sealing connection pipeline 2 are too tightly connected and are difficult to separate can be avoided, deformation and even damage of the heat exchange pipeline 1 due to external force impact can be avoided by arranging the damping buffer seat 9 and the buffer plate 10, friction force on two sides of the gasket body 6 can be improved by arranging the anti-skid protruding points, the position deviation is avoided during installation, the sealing effect is influenced, the anti-skid protruding points can be embedded into the wear-resistant layer 14 after being extruded under stress, the wear-resistant effect of the gasket body 6 can be improved, and the gasket body 6 is prevented from being broken after being used for a long time, and the service life is influenced.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments and that the present utility model may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and accordingly, the embodiments are to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a tube heat exchanger is with sealing connection structure, includes heat exchange pipeline (1) and sealing connection pipeline (2), its characterized in that: the heat exchange pipeline is characterized in that the tail end of the heat exchange pipeline (1) is fixedly connected with a first flange plate (3), the tail end of the sealing connection pipeline (2) is fixedly connected with a second flange plate (4), through holes (5) are formed in the first flange plate (3) and the second flange plate (4), sealing gasket bodies (6) are in abutting connection between the first flange plate (3) and the second flange plate (4), blind holes (7) are formed in the side wall of the first flange plate (3), and the blind holes (7) are symmetrically distributed relative to the center line of the first flange plate (3).
2. The sealing connection structure for a tube heat exchanger according to claim 1, wherein: the first flange plate (3) is fixedly connected with the second flange plate (4) through a locking bolt, a thread seat is fixedly connected to one side of the second flange plate (4), and the thread seat is symmetrically distributed relative to the center line of the second flange plate (4).
3. The sealing connection structure for a tube heat exchanger according to claim 2, wherein: the inner thread of the thread seat is connected with an ejection bolt (8), and the size of the tail end of the ejection bolt (8) is matched with the size of the blind hole (7).
4. The sealing connection structure for a tube heat exchanger according to claim 1, wherein: the heat exchange pipeline is characterized in that a damping buffer seat (9) is fixedly connected to the periphery of the heat exchange pipeline (1), a buffer plate (10) is fixedly connected to the tail end of the damping buffer seat (9), the buffer plate (10) is of an arc-shaped structure, a guide post is fixedly connected to one side of the buffer plate (10), a guide sleeve is sleeved on the periphery of the guide post, and the tail end of the guide sleeve is fixedly connected with the outer wall of the heat exchange pipeline (1).
5. The sealing connection structure for a tube heat exchanger according to claim 1, wherein: the sealing gasket comprises a sealing gasket base layer (11), wherein silica gel buffer layers (12) are fixedly connected to two sides of the sealing gasket base layer (11), shaping layers (13) are fixedly connected to one sides of the silica gel buffer layers (12), and wear-resistant layers (14) are fixedly connected to one sides of the shaping layers (13).
6. The sealing connection structure for a tube heat exchanger according to claim 5, wherein: the shaping layer (13) is formed by cross braiding of metal wires, the wear-resistant layer (14) is made of nitrile rubber, wear-resistant protruding points are fixedly connected to one side of the wear-resistant layer (14), and the number of the wear-resistant protruding points is a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321943033.0U CN220708190U (en) | 2023-07-24 | 2023-07-24 | Sealing connection structure for tubular heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321943033.0U CN220708190U (en) | 2023-07-24 | 2023-07-24 | Sealing connection structure for tubular heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220708190U true CN220708190U (en) | 2024-04-02 |
Family
ID=90440322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321943033.0U Active CN220708190U (en) | 2023-07-24 | 2023-07-24 | Sealing connection structure for tubular heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220708190U (en) |
-
2023
- 2023-07-24 CN CN202321943033.0U patent/CN220708190U/en active Active
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