CN212778821U - Heat exchanger tube plate connecting structure - Google Patents
Heat exchanger tube plate connecting structure Download PDFInfo
- Publication number
- CN212778821U CN212778821U CN202021443117.4U CN202021443117U CN212778821U CN 212778821 U CN212778821 U CN 212778821U CN 202021443117 U CN202021443117 U CN 202021443117U CN 212778821 U CN212778821 U CN 212778821U
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- CN
- China
- Prior art keywords
- tube sheet
- heat exchanger
- spacing
- fixedly connected
- heat exchange
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- 239000007787 solid Substances 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a heat exchanger tube sheet connection structure, including the tube sheet main part, the fixed slot has been seted up in the tube sheet main part, the mounting groove has all been seted up to the left top of tube sheet main part and bottom, the spacing groove has all been seted up to the top and the bottom of mounting groove inner wall, the spacing spring of fixedly connected with on the inner wall of spacing groove, the one end fixedly connected with limiting plate of spacing spring. The utility model discloses a threaded connection's solid fixed cylinder and heat exchange tube, simple and convenient when installing the heat exchange tube, can effectually avoid because the heat exchange tube expend with heat and contract with cold leads to the tube sheet junction to appear the crack, the effectual life who protects equipment, and the installation is firm, cooperation through fixing bolt and spacing calorie of post is used and can be carried out further fixed to solid fixed cylinder, it is not hard up to prevent solid fixed cylinder at the in-process production, through the setting of sealing ring and rubber ring, can the leakproofness of effectual improvement junction, prevent the infiltration leakage from appearing.
Description
Technical Field
The utility model relates to a heat exchanger production technical field specifically is a heat exchanger tube sheet connection structure.
Background
The utility model relates to a heat exchanger production technical field, the heat exchanger is the equipment for the cold fluid with the partial heat transfer of hot-fluid, also known as heat exchanger, the heat exchanger is in the chemical industry, petroleum, power, food and other many industrial production occupy the important position, it can regard as the heater in chemical production heat exchanger, the cooler, the condenser, evaporimeter and reboiler etc. it is extensive to use, current tube sheet heat exchanger, use two kinds of fluids at the tube layer and shell flow in-process, carry out the heat transfer on the heat-transfer pipe wall, wherein the most critical part during the junction of tube sheet and heat exchange tube.
Most of the existing tube plates and heat exchange tubes are directly welded, the welding treatment has good tightness, but in a long-term use process, joints are often cooled and heated, the heat exchange tubes are easy to expand, gaps appear in the joints, the existing tube plate joints are also in a plug-in type, and the problem of insufficient tightness of the tube plates and the heat exchange tubes in the plug-in type connection is solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a heat exchanger tube sheet connection structure to solve the problem that proposes in 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 heat exchanger tube sheet connection structure, includes the tube sheet main part, the fixed slot has been seted up in the tube sheet main part, the mounting groove has all been seted up to the left top of tube sheet main part and bottom, the spacing groove has all been seted up to the top and the bottom of mounting groove inner wall, the spacing spring of fixedly connected with on the inner wall of spacing groove, the one end fixedly connected with limiting plate of spacing spring, the spacing calorie of post of fixedly connected with on the limiting plate, the fixedly connected with stopper on the both sides of spacing inslot wall.
Be provided with the installation screw thread on the inner wall of fixed slot, the inside of fixed slot is provided with solid fixed cylinder, gu the fixed surface of cylinder is provided with the external screw thread, external screw thread and installation screw thread looks adaptation, gu be provided with the internal thread on the inner wall of fixed cylinder, gu the inside of fixed cylinder has the heat exchange tube through internal thread threaded connection.
The surface of the heat exchange tube is fixedly connected with a sealing ring, the left side of the sealing ring is fixedly connected with a rubber ring, the right side of the tube plate main body is provided with an annular groove, and the annular groove is matched with the rubber ring.
The surface of the heat exchange tube is provided with a fixed thread, and the fixed thread is matched with the internal thread.
The slot has all been seted up to the left top of fixed cylinder and left bottom, the inside of slot is provided with fixing bolt, fixing bolt's surface has seted up the draw-in groove.
A plurality of fixing grooves are formed in the tube plate main body and are uniformly distributed on the tube plate main body.
Compared with the prior art, the beneficial effects of the utility model are that: this heat exchanger tube sheet connection structure, fixed section of thick bamboo and heat exchange tube through threaded connection, when simple and convenient installs the heat exchange tube, can effectually avoid because the heat exchange tube expend with heat and contract with cold leads to the tube sheet junction to appear the crack, the effectual life who protects equipment, and the installation is firm, cooperation through fixing bolt and spacing calorie of post is used and can be carried out further fixed to fixed section of thick bamboo, it is not hard up to prevent that the fixed section of thick bamboo from producing at the in-process of production, through the setting of sealing ring and rubber ring, can the leakproofness of effectual improvement junction, prevent the infiltration leakage.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a heat exchanger tube sheet connection structure provided by the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a partially enlarged view of a portion B shown in fig. 1.
In the figure: 1. a tube sheet body; 2. fixing grooves; 3. installing threads; 4. a fixed cylinder; 5. an external thread; 6. An internal thread; 7. a heat exchange pipe; 8. mounting grooves; 9. a limiting groove; 10. a limiting spring; 11. a limiting plate; 12. limiting the clamp column; 13. a limiting block; 14. a seal ring; 15. a rubber ring; 16. an annular groove; 17. Fixing threads; 18. a slot; 19. fixing the bolt; 20. a clamping groove.
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 an embodiment: the utility model provides a heat exchanger tube sheet connection structure, including tube sheet main part 1, fixed slot 2 has been seted up in tube sheet main part 1, mounting groove 8 has all been seted up to 1 left top of tube sheet main part and bottom, spacing groove 9 has all been seted up to the top and the bottom of the 8 inner walls of mounting groove, spacing spring 10 of fixedly connected with on the inner wall of spacing groove 9, spacing spring 10's one end fixedly connected with limiting plate 11, spacing calorie of post 12 of fixedly connected with on the limiting plate 11, fixedly connected with stopper 13 on the both sides of spacing groove 9 inner wall, setting up of spacing groove 9 is used for carrying out further fixed to solid fixed cylinder 4, can use fixing bolt 19 to fasten solid fixed cylinder 4 on tube sheet main part 1 simultaneously, prevent that solid fixed cylinder 4 from producing because of the vibrations.
Be provided with installation screw thread 3 on the inner wall of fixed slot 2, the inside of fixed slot 2 is provided with solid fixed cylinder 4, the surface of solid fixed cylinder 4 is provided with external screw thread 5, external screw thread 5 and installation screw thread 3 looks adaptation, be provided with internal thread 6 on the inner wall of solid fixed cylinder 4, there is heat exchange tube 7 inside solid fixed cylinder 4 through internal thread 6 threaded connection, fixed slot 2 and heat exchange tube 7 through threaded connection, when simple and convenient installing heat exchange tube 7, can effectually avoid because heat exchange tube 7 expend with heat and contract with cold and lead to the tube sheet junction to appear the crack, the effectual life who protects equipment, and the installation is firm.
The fixed surface of heat exchange tube 7 is connected with sealing ring 14, the left side fixedly connected with rubber ring 15 of sealing ring 14, ring channel 16 has been seted up on the right side of tube sheet main part 1, ring channel 16 and rubber ring 15 looks adaptation, sealing ring 14 is used for the gap on shutoff tube sheet main part 1 right side, can effectual improvement tube sheet and the leakproofness of heat exchange tube 7 junction, prevent the condition of infiltration leakage, improvement leakproofness that rubber ring 15 and ring channel 16 can be further.
The surface of the heat exchange tube 7 is provided with a fixed thread 17, the fixed thread 17 is matched with the internal thread 6, the heat exchange tube 7 is connected with the fixed cylinder 4 through the thread when being installed, and the fixed thread 17 and the internal thread 6 can achieve a certain sealing degree after being connected through the thread.
A plurality of fixed slots 2 have been seted up on tube sheet main part 1, and fixed slot 2 evenly distributed is in tube sheet main part 1, and according to the model variation in size of heat exchanger, can select to set up fixed slot 2 of different quantity on tube sheet main part 1 and install heat transfer pipe 7 to satisfy diversified production demand.
The working principle is as follows: when in use, the fixed cylinder 4 is firstly installed through the installation thread 3, the position of the slot 18 corresponds to the installation slot 8 after the fixed cylinder 4 is installed, then the fixed cylinder 4 is further fixed and installed by the fixing bolt 19, the limit clip 12 is pressed into the limit groove 9 during the insertion of the fixing bolt 19, so that the limit spring 10 is compressed, and after the insertion is completed, the limiting spring 10 ejects the limiting clamping column 12, so that the limiting clamping column 12 is clamped in the clamping groove 20, the fixing bolt 19 is further fixed, so that the fixing cylinder 4 is further fixed, the heat exchange tube 7 is installed through the internal thread 6 after the fixing cylinder 4 is installed, the sealing ring 14 is used for sealing the gap at the right side of the tube plate body 1, the sealing performance of the joint of the tube plate and the heat exchange tube 7 can be effectively improved, the situation of permeation and leakage is prevented, and the sealing performance can be further improved by the rubber ring 15 and the annular groove 16.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A heat exchanger tube plate connection structure comprises a tube plate main body (1), and is characterized in that: fixed slot (2) have been seted up on tube sheet main part (1), mounting groove (8) have all been seted up to the left top of tube sheet main part (1) and bottom, spacing groove (9) have all been seted up to the top and the bottom of mounting groove (8) inner wall, spacing spring (10) of fixedly connected with on the inner wall of spacing groove (9), the one end fixedly connected with limiting plate (11) of spacing spring (10), spacing calorie of post (12) of fixedly connected with on limiting plate (11), fixedly connected with stopper (13) on the both sides of spacing groove (9) inner wall.
2. A heat exchanger tube sheet connecting structure according to claim 1, wherein: be provided with mounting thread (3) on the inner wall of fixed slot (2), the inside of fixed slot (2) is provided with solid fixed cylinder (4), the surface of solid fixed cylinder (4) is provided with external screw thread (5), external screw thread (5) and mounting thread (3) looks adaptation, be provided with internal thread (6) on the inner wall of solid fixed cylinder (4), there is heat exchange tube (7) inside solid fixed cylinder (4) through internal thread (6) threaded connection.
3. A heat exchanger tube sheet connecting structure according to claim 2, wherein: the surface of the heat exchange tube (7) is fixedly connected with a sealing ring (14), the left side of the sealing ring (14) is fixedly connected with a rubber ring (15), the right side of the tube plate body (1) is provided with an annular groove (16), and the annular groove (16) is matched with the rubber ring (15).
4. A heat exchanger tube sheet connecting structure according to claim 2, wherein: the surface of the heat exchange tube (7) is provided with a fixed thread (17), and the fixed thread (17) is matched with the internal thread (6).
5. A heat exchanger tube sheet connecting structure according to claim 2, wherein: the fixing device is characterized in that a slot (18) is formed in the top of the left side and the bottom of the left side of the fixing barrel (4), a fixing bolt (19) is arranged inside the slot (18), and a clamping groove (20) is formed in the surface of the fixing bolt (19).
6. A heat exchanger tube sheet connecting structure according to claim 1, wherein: a plurality of fixing grooves (2) are formed in the tube plate main body (1), and the fixing grooves (2) are uniformly distributed on the tube plate main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021443117.4U CN212778821U (en) | 2020-07-21 | 2020-07-21 | Heat exchanger tube plate connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021443117.4U CN212778821U (en) | 2020-07-21 | 2020-07-21 | Heat exchanger tube plate connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212778821U true CN212778821U (en) | 2021-03-23 |
Family
ID=75028507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021443117.4U Active CN212778821U (en) | 2020-07-21 | 2020-07-21 | Heat exchanger tube plate connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212778821U (en) |
-
2020
- 2020-07-21 CN CN202021443117.4U patent/CN212778821U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Connection Structure for Heat Exchanger Tubesheet Effective date of registration: 20231107 Granted publication date: 20210323 Pledgee: Shengjing Bank Co.,Ltd. Liaoyang Hongwei Sub branch Pledgor: Liaoning Yizhong Equipment Manufacturing Co.,Ltd. Registration number: Y2023210000274 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |