CN214950826U - High-efficient tubular connection structure for heat exchanger - Google Patents
High-efficient tubular connection structure for heat exchanger Download PDFInfo
- Publication number
- CN214950826U CN214950826U CN202120741065.7U CN202120741065U CN214950826U CN 214950826 U CN214950826 U CN 214950826U CN 202120741065 U CN202120741065 U CN 202120741065U CN 214950826 U CN214950826 U CN 214950826U
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- Prior art keywords
- heat exchange
- exchange tube
- heat exchanger
- connection structure
- wall
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- 238000007789 sealing Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-efficient tubular connection structure is used to heat exchanger, including first heat exchange tube and second heat exchange tube, the standing groove has been seted up to the terminal surface of first heat exchange tube, the inner wall fixedly connected with rubber seal of standing groove, the terminal surface difference fixedly connected with connecting pipe and the fixed pipe of second heat exchange tube, spacing hole has been seted up on the surface of fixed pipe, the inner wall overlap joint in spacing hole has hexagon socket head cap screw, the spread groove has been seted up on the surface of first heat exchange tube, the inside wall fixedly connected with locating piece of spread groove. This high-efficient tubular connection structure for heat exchanger through setting up fixed pipe, hexagon socket head cap screw and thread tightening hole, is convenient for connect between first heat exchange tube and the second heat exchange tube, through setting up locating piece and constant head tank, is convenient for quick assembling of carrying on first heat exchange tube and second heat exchange tube to make this structure have the function that the heat exchange tube is connected in the heat exchanger of being convenient for, made things convenient for the maintenance after the heat exchange tube damages to change.
Description
Technical Field
The utility model relates to a heat exchanger technical field specifically is a high-efficient tubular connection structure for heat exchanger.
Background
The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called as a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied.
At present, the heat exchange tubes of the heat exchanger in the prior art are connected in a welding mode, but under the condition of long-term use, part of the heat exchange tubes can be damaged, and due to the welding connection mode, the part of the heat exchange tubes are inconvenient to replace, and only the whole heat exchanger can be replaced, so that unnecessary economic loss is caused, and therefore the high-efficiency tube type connection structure for the heat exchanger is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-efficient tubular connection structure for heat exchanger to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient tubular connection structure for heat exchanger, includes first heat exchange tube and second heat exchange tube, the standing groove has been seted up to the terminal surface of first heat exchange tube, the inner wall fixedly connected with rubber seal of standing groove, the terminal surface of second heat exchange tube is fixedly connected with connecting pipe and fixed pipe respectively, spacing hole has been seted up on the surface of fixed pipe, the inner wall overlap joint in spacing hole has hexagon socket head cap screw, the spread groove has been seted up on the surface of first heat exchange tube, the inside wall fixedly connected with locating piece of spread groove, the threaded fixing hole has been seted up to the inner wall of spread groove.
Preferably, the surface of the connecting pipe is in sliding connection with the inner wall of the placing groove, and the end face of the connecting pipe is in lap joint with the side face of the rubber sealing ring.
Preferably, the inner diameter of the first heat exchange tube, the inner diameter of the second heat exchange tube and the inner diameter of the connecting tube are equal.
Preferably, the end face of the first heat exchange tube is lapped with the end face of the second heat exchange tube, the inner wall of the fixed tube is connected with the inner wall of the connecting groove in a sliding mode, and the outer diameter of the first heat exchange tube and the outer diameter of the second heat exchange tube are equal to the outer diameter of the fixed tube.
Preferably, the number of the positioning blocks is four, and positioning grooves matched with the positioning blocks are formed in the end face of the fixing pipe.
Preferably, the surface of the hexagon socket head cap screw is in threaded connection with the inner wall of the threaded fixing hole, and the number of the hexagon socket head cap screws is two.
Advantageous effects
The utility model provides a high-efficient tubular connection structure for heat exchanger possesses following beneficial effect:
1. this high-efficient tubular connection structure for heat exchanger through setting up fixed pipe, hexagon socket head cap screw and thread tightening hole, is convenient for connect between first heat exchange tube and the second heat exchange tube, through setting up locating piece and constant head tank, is convenient for quick assembling of carrying on first heat exchange tube and second heat exchange tube to make this structure have the function that the heat exchange tube is connected in the heat exchanger of being convenient for, made things convenient for the maintenance after the heat exchange tube damages to change.
2. This high-efficient tubular connection structure for heat exchanger through setting up connecting pipe and rubber seal, prevents that first heat exchange tube and second heat exchange tube junction from appearing leaking, and through setting up fixed pipe, the junction of first heat exchange tube and second heat exchange tube is kept away from to interior hex bolts, and the phenomenon that the water that prevents to leak corrodes interior hex bolts takes place to reach convenient to use's effect.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;
FIG. 2 is a schematic side view of a second heat exchange tube of the present invention;
fig. 3 is a schematic view of a first heat exchange tube of the present invention.
In the figure: 1 first heat exchange tube, 2 second heat exchange tubes, 3 rubber seal, 4 connecting pipes, 5 fixed tubes, 6 hexagon socket head cap screw, 7 locating pieces, 8 threaded fixing holes, 9 constant head tanks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-efficient tubular connection structure for heat exchanger, including first heat exchange tube 1 and second heat exchange tube 2, the terminal surface of first heat exchange tube 1 and the terminal surface overlap joint of second heat exchange tube 2, the standing groove has been seted up to the terminal surface of first heat exchange tube 1, the inner wall fixedly connected with rubber seal 3 of standing groove, the terminal surface difference fixedly connected with connecting pipe 4 and fixed pipe 5 of second heat exchange tube 2, the surface of connecting pipe 4 and the inner wall sliding connection of standing groove, the terminal surface of connecting pipe 4 and the side overlap joint of rubber seal 3, through setting up connecting pipe 4 and rubber seal 3, prevent that first heat exchange tube 1 and second heat exchange tube 2 junction from appearing leaking.
First heat exchange tube 1's internal diameter, second heat exchange tube 2's internal diameter equals with connecting pipe 4's internal diameter homogeneous phase, first heat exchange tube 1's external diameter, second heat exchange tube 2's external diameter equals with fixed pipe 5's external diameter homogeneous phase, spacing hole has been seted up on fixed pipe 5's surface, the inner wall overlap joint in spacing hole has hexagon socket head cap screw 6, the spread groove has been seted up on first heat exchange tube 1's surface, fixed pipe 5's inner wall and the inner wall sliding connection of spread groove, through setting up fixed pipe 5, hexagon socket head cap screw 6 keeps away from the junction of first heat exchange tube 1 and second heat exchange tube 2, the phenomenon that the water that prevents to leak corrodes hexagon socket head cap screw 6 takes place, thereby reach convenient to use's effect.
Inside wall fixedly connected with locating piece 7 of spread groove, the quantity of locating piece 7 is four, the constant head tank 9 with 7 looks adaptations of locating piece is seted up to the terminal surface of fixed pipe 5, through setting up locating piece 7 and constant head tank 9, be convenient for quick the assembling of carrying on first heat exchange tube 1 and second heat exchange tube 2, thread fixing hole 8 has been seted up to the inner wall of spread groove, hexagon socket head cap screw 6's surface and thread fixing hole 8's inner wall threaded connection, hexagon socket head cap screw 6's quantity is two, through setting up fixed pipe 5, hexagon socket head cap screw 6 and thread fixing hole 8, be convenient for connect between first heat exchange tube 1 and the second heat exchange tube 2, thereby make this structure have the function that the heat exchange tube is connected in the heat exchanger of being convenient for, the maintenance after the heat exchange tube damages is changed.
The working principle is as follows: when using this high-efficient tubular connection structure for heat exchanger, aim at locating piece 7 on the first heat exchange tube 1 with constant head tank 9 on the fixed tube 5, make locating piece 7 joint in constant head tank 9, connecting pipe 4 extrudees rubber seal 3 this moment, it is inseparable to make between first heat exchange tube 1 and the second heat exchange tube 2, later be connected connecting pipe 4 and first heat exchange tube 1 in screwing in screw thread fixed orifices 8 with interior hex bolts 6, thereby first heat exchange tube 1 and second heat exchange tube 2's connection has been realized, when the heat exchanger appears damaging, can pull down the heat exchange tube that corresponds change can, thereby make this structure have the function that the heat exchange tube is connected in the heat exchanger of being convenient for, the maintenance change after the heat exchange tube damages has been made things convenient for.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high-efficient tubular connection structure for heat exchanger, includes first heat exchange tube (1) and second heat exchange tube (2), its characterized in that: the heat exchanger is characterized in that a placing groove is formed in the end face of the first heat exchange tube (1), a rubber sealing ring (3) is fixedly connected to the inner wall of the placing groove, the end face of the second heat exchange tube (2) is fixedly connected with a connecting tube (4) and a fixed tube (5), a limiting hole is formed in the surface of the fixed tube (5), an inner hexagonal bolt (6) is lapped on the inner wall of the limiting hole, a connecting groove is formed in the surface of the first heat exchange tube (1), a positioning block (7) is fixedly connected to the inner side wall of the connecting groove, and a threaded fixing hole (8) is formed in the inner wall of the connecting groove.
2. The high-efficiency tubular connection structure for the heat exchanger according to claim 1, wherein: the surface of the connecting pipe (4) is in sliding connection with the inner wall of the placing groove, and the end face of the connecting pipe (4) is in lap joint with the side face of the rubber sealing ring (3).
3. The high-efficiency tubular connection structure for the heat exchanger according to claim 1, wherein: the inner diameter of the first heat exchange tube (1), the inner diameter of the second heat exchange tube (2) and the inner diameter of the connecting tube (4) are equal.
4. The high-efficiency tubular connection structure for the heat exchanger according to claim 1, wherein: the end face of the first heat exchange tube (1) is in lap joint with the end face of the second heat exchange tube (2), the inner wall of the fixed tube (5) is in sliding connection with the inner wall of the connecting groove, and the outer diameters of the first heat exchange tube (1) and the second heat exchange tube (2) are equal to the outer diameter of the fixed tube (5).
5. The high-efficiency tubular connection structure for the heat exchanger according to claim 1, wherein: the number of the positioning blocks (7) is four, and positioning grooves (9) matched with the positioning blocks (7) are formed in the end face of the fixing pipe (5).
6. The high-efficiency tubular connection structure for the heat exchanger according to claim 1, wherein: the surface of the inner hexagonal bolt (6) is in threaded connection with the inner wall of the threaded fixing hole (8), and the number of the inner hexagonal bolts (6) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120741065.7U CN214950826U (en) | 2021-04-12 | 2021-04-12 | High-efficient tubular connection structure for heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120741065.7U CN214950826U (en) | 2021-04-12 | 2021-04-12 | High-efficient tubular connection structure for heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214950826U true CN214950826U (en) | 2021-11-30 |
Family
ID=79045068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120741065.7U Expired - Fee Related CN214950826U (en) | 2021-04-12 | 2021-04-12 | High-efficient tubular connection structure for heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214950826U (en) |
-
2021
- 2021-04-12 CN CN202120741065.7U patent/CN214950826U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |