CN215177095U - Reinforced baffling rod type heat exchanger - Google Patents
Reinforced baffling rod type heat exchanger Download PDFInfo
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- CN215177095U CN215177095U CN202121457442.0U CN202121457442U CN215177095U CN 215177095 U CN215177095 U CN 215177095U CN 202121457442 U CN202121457442 U CN 202121457442U CN 215177095 U CN215177095 U CN 215177095U
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- heat exchange
- baffling
- thick bamboo
- exchange tube
- tube
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Abstract
The utility model discloses a reinforced baffle rod type heat exchanger, which comprises a fixed tube plate, wherein the fixed tube plate is provided with a left end of a U-shaped heat exchange tube in a penetrating way, a plurality of baffle ring barrels are arranged on the U-shaped heat exchange tube, a support ring is arranged at the middle position of the outer surface of each baffle ring barrel, slideways are arranged at the upper end, the lower end, the front end and the rear end of the outer surface of the support ring, a plurality of pull rods are arranged between the baffle ring barrels in a penetrating way, the left end and the right end of each pull rod are respectively fixed with the fixed tube plate and the baffle ring barrels through bolts, distance tubes are slidably connected on the pull rods and between the adjacent two baffle ring barrels, and the right end of each pull rod is connected with a shockproof protection structure through bolts to improve the flowing state of a medium, effectively reduce the resistance of a shell pass, reduce the pressure drop of the shell pass, improve the heat exchange efficiency of equipment, strengthen the support piece in addition, and prevent the induced vibration of the heat exchange tube caused by flowing, the arrangement rigidity of the tube bundle is increased, and the safety of the tube bundle is improved.
Description
Technical Field
The utility model relates to a shell and tube type heat exchanger energy-saving technical field, concretely relates to strenghthened type baffling rod-type heat exchanger.
Background
In the design of the existing shell-and-tube heat exchanger, an arched baffle plate structure is mainly adopted, and the structure has the characteristics of simplicity, reliability, strong adaptability, convenience in processing and manufacturing and the like, but with the development of the petrochemical industry, how to further improve the performance of the shell-and-tube heat exchanger, particularly how to reduce the pressure drop of a shell pass and improve the heat transfer efficiency of the shell pass, is the key point of attention of people. The traditional shell-and-tube heat exchanger Z-shaped flow baffle plate has a flow dead zone, large flow resistance and low heat exchange efficiency. And the shell side medium of the rod baffle type heat exchanger flows axially, the flow dead zone is less, the flow resistance is small, the shell side pressure drop is greatly reduced, and the heat transfer effect is improved under the turbulence effect of the rod baffle, so that the rod baffle type heat exchanger is more used in recent years. However, the existing deflection rod type heat exchanger is characterized in that deflection rods are fixed in four directions of each heat exchange tube and welded on deflection rings, the four deflection rings form a group, the heat exchange tubes are clamped from four directions, and a tube bundle supporting structure is formed by the deflection rings.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strenghthened type baffling rod-type heat exchanger, but with solving the current baffling rod-type heat exchanger that proposes in the above-mentioned background art on four directions of every heat exchange tube, fix by the baffling rod, the baffling rod welds on the baffling circle, four baffling circles are a set of, press from both sides tight heat exchange tube from four directions, with the tube bank bearing structure that the baffling circle is constituteed, this kind of structure produces induced vibration in gas-liquid double-phase medium or gaseous phase medium easily and destroys, and the whole rigidity of tube bank is relatively poor, use the tube bank after a period and easily take place to warp, be difficult for taking the problem of casing out during the maintenance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a strenghthened type baffling rod-type heat exchanger, includes fixed tube sheet, fixed tube sheet runs through the left end that is equipped with U type heat exchange tube, be equipped with a plurality of baffling circle section of thick bamboos on the U type heat exchange tube, the surface intermediate position of baffling circle section of thick bamboo is equipped with the lock ring, the surface of lock ring is all equipped with the slide from top to bottom and front and back end, run through between the baffling circle section of thick bamboo and be equipped with a plurality of pull rods, the pull rod about both ends respectively with fixed tube sheet and baffling circle section of thick bamboo pass through the bolt fastening, on the pull rod and adjacent two sliding connection has the distance pipe between the baffling circle section of thick bamboo, centre the right-hand member of pull rod has shockproof protection architecture through bolted connection.
Preferably, the shockproof protection structure comprises a positioning pin, the positioning pin is in threaded connection with the middle pull rod, the right end of the positioning pin is rotatably connected with a shockproof plate through a rotating shaft, a guard plate is arranged at the right end of the shockproof plate, the right end of the upper surface and the right end of the guard plate are connected with a lacing wire between the outer surfaces of the right sides of the deflection ring barrels, and a through hole for the U-shaped heat exchange tube to penetrate through is formed in the guard plate.
Preferably, the baffling circle section of thick bamboo includes the support drum, both ends and with the position that the distance pipe contacted is equipped with the locating piece about the inside of support drum, the internal surface of baffling circle section of thick bamboo and every all be equipped with the baffling lath on four directions around and about the U type heat exchange tube, adjacent two sets of baffling lath mutually perpendicular, the baffling lath forms latticed passageway.
Preferably, the U-shaped position at the right end of the U-shaped heat exchange tube penetrates through the guard plate through the through hole, and the U-shaped position at the right end of the U-shaped heat exchange tube is fixedly connected with the guard plate.
Preferably, holes for the U-shaped heat exchange tubes and the pull rods to penetrate through are formed in the left end and the right end of the outer surface of the fixed tube plate.
Compared with the prior art, the beneficial effects of the utility model are that: the left end of the U-shaped heat exchange tube is fixed through the fixed tube plate, the U-shaped heat exchange tube is provided with the baffle ring barrel for fixing and baffling, the baffle ring barrel is fixed through the pull rod and the distance tube, the traditional baffle rod type heat exchanger is replaced, the traditional structure is changed, a new structure is adopted, a medium flows out of the heat exchange tube in an axial pulse type vortex mode, the medium flowing state is improved, compared with an arched baffle plate type heat exchanger, the shell pass resistance is effectively reduced, the shell pass pressure drop is reduced, the heat exchange efficiency of equipment is improved under the same pressure drop, in addition, the reinforcing of the supporting piece is realized, the induced vibration of the flowing heat exchange tube is prevented, the arranging rigidity of the tube bundle is increased, and the safety of the tube bundle is improved.
Drawings
Fig. 1 is an axonometric view of the main structure of the present invention;
FIG. 2 is a sectional view of the main structure of the present invention;
FIG. 3 is a schematic view of the main structure of the present invention;
FIG. 4 is a schematic top view of the main structure of the present invention;
fig. 5 is a left side view of the main structure of the present invention.
In the figure: 1-fixed tube plate, 2-U-shaped heat exchange tube, 3-deflection ring barrel, 301-supporting cylinder, 302-positioning block, 303-deflection lath, 4-supporting ring, 5-slideway, 6-pull rod, 7-spacing tube, 8-shockproof protection structure, 801-positioning pin, 802-shockproof plate, 803-guard plate and 804-lacing wire.
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.
Please refer to fig. 1-5, the utility model provides a strenghthened type baffling rod-type heat exchanger, including fixed tube sheet 1, fixed tube sheet 1 runs through the left end that is equipped with U type heat exchange tube 2, be equipped with a plurality of baffling circle section of thick bamboo 3 on the U type heat exchange tube 2, the surface intermediate position of baffling circle section of thick bamboo 3 is equipped with lock ring 4, lock ring 4's surface is upper and lower reaches the front and back end and all is equipped with slide 5, run through between the baffling circle section of thick bamboo 3 and be equipped with a plurality of pull rods 6, both ends pass through the bolt fastening with fixed tube sheet 1 and baffling circle section of thick bamboo 3 respectively about pull rod 6, sliding connection has distance tube 7 on the pull rod 6 and between two adjacent baffling circle section of thick bamboo 3, the right-hand member of middle pull rod 6 has shockproof protective structure 8 through bolted connection.
When the tube bundle installing device is used, the pull rod 6 is inserted into the baffling ring barrel 3 in a penetrating mode, the number of the installing pull rods 6 is three, the right end of the pull rod 6 is connected with the right end of the baffling ring barrel 3 through a bolt, the U-shaped heat exchange tube 2 is inserted into the baffling ring barrel 3 in a penetrating mode, the baffling ring barrel 3 slides on the U-shaped heat exchange tube 2, then a distance tube 7 is installed on the pull rod 6 and on the left side of the baffling ring barrel 3, then a baffling ring barrel 3 is installed on the left side of the distance tube 7, the distance between every two adjacent baffling ring barrels 3 is consistent with the length of the distance tube 7, the number of the installing baffling ring barrels 3 is eight, a distance tube 7 is arranged between every two baffling ring barrels 3, the support rings 4 are arranged in the middle positions of the outer surfaces of the eight baffling ring barrels 3, the baffling ring barrels 3 are reinforced, the slide ways 5 are arranged on the outer surfaces of the support rings 4, the tube bundles are convenient to be drawn and installed, and the left end of the pull rod 6 is connected with the fixed tube plate 1 through bolts, the left end of the U-shaped heat exchange tube 2 is welded and fixed with the fixed tube plate 1, and the right end of the U-shaped heat exchange tube 2 is provided with a shockproof protection structure 8.
The shockproof protection structure 8 comprises a positioning pin 801, the positioning pin 801 is in threaded connection with the middle pull rod 6, the right end of the positioning pin 801 is rotatably connected with a shockproof plate 802 through a rotating shaft, a protection plate 803 is arranged at the right end of the shockproof plate 802, a lacing bar 804 is connected between the right end of the upper surface and the lower surface of the protection plate 803 and the right outer surface of the right deflection ring barrel 3, a through hole for the U-shaped heat exchange tube 2 to penetrate through is formed in the protection plate 803, the positioning pin 801 is fixedly connected with the middle pull rod 6 through a bolt, the shockproof plate 802 is rotatably connected at the right end of the positioning pin 801, vibration generated by liquid vortex is reduced, the protection plate 803 is arranged at the right end of the shockproof plate 802, the right end of the U-shaped heat exchange tube 2 is fixedly connected with the protection plate 803, the U-shaped heat exchange tube 2 is fixed, the lacing bar 804 is connected between the protection plate 803 and the deflection ring barrel 3, and the protection plate 803 is fixed.
Baffling circle section of thick bamboo 3 is including supporting cylinder 301, both ends and the position of 7 contacts with distance tube about the inside of supporting cylinder 301 are equipped with locating piece 302, baffling circle section of thick bamboo 3's internal surface and all be equipped with baffling lath 303 in every U type heat exchange tube 2 about and four directions around, two sets of adjacent baffling lath 303 mutually perpendicular, baffling lath 303 forms latticed passageway, through supporting cylinder 301, wrap up U type heat exchange tube 2 in baffling circle section of thick bamboo 3's inside, through locating piece 302 and 7 contacts of distance tube, reduce the wearing and tearing of distance tube 7 to other structure positions, baffling lath 303 through supporting in the cylinder 301 improves the medium flow state.
The U-shaped position of the right end of the U-shaped heat exchange tube 2 penetrates through the protection plate 803 through the through hole, the U-shaped position of the right end of the U-shaped heat exchange tube 2 is fixedly connected with the protection plate 803, and the right end of the U-shaped heat exchange tube 2 is supported through the protection plate 803.
Holes for the U-shaped heat exchange tubes 2 and the pull rods 6 to penetrate through are formed in the left end and the right end of the outer surface of the fixed tube plate 1, so that the U-shaped heat exchange tubes 2 and the pull rods 6 can be fixedly connected with the fixed tube plate 1.
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 (5)
1. The utility model provides a strenghthened type baffling rod-type heat exchanger which characterized in that: including fixed tube sheet (1), fixed tube sheet (1) runs through the left end that is equipped with U type heat exchange tube (2), be equipped with a plurality of baffling circle section of thick bamboo (3) on U type heat exchange tube (2), the surface intermediate position of baffling circle section of thick bamboo (3) is equipped with lock ring (4), the surface of lock ring (4) is gone up from top to bottom and the front and back end all is equipped with slide (5), it is equipped with a plurality of pull rods (6) to run through between baffling circle section of thick bamboo (3), about pull rod (6) both ends respectively with fixed tube sheet (1) and baffling circle section of thick bamboo (3) are through the bolt fastening, on pull rod (6) and adjacent two sliding connection has distance pipe (7) between baffling circle section of thick bamboo (3), centre the right-hand member of pull rod (6) has shockproof protection architecture (8) through the bolted connection.
2. The enhanced rod baffle heat exchanger of claim 1, wherein: protection architecture (8) take precautions against earthquakes includes locating pin (801), locating pin (801) and centre pull rod (6) pass through threaded connection, the right-hand member of locating pin (801) is rotated through the pivot and is connected with shockproof board (802), the right-hand member of shockproof board (802) is equipped with backplate (803), upper and lower surface right-hand member and the right-hand member of backplate (803) be connected with lacing wire (804) between the right side surface of baffling circle section of thick bamboo (3), the confession has been seted up on backplate (803) the through-hole that U type heat exchange tube (2) run through.
3. The enhanced rod baffle heat exchanger of claim 1, wherein: baffling circle section of thick bamboo (3) are including supporting drum (301), the inside left and right both ends of supporting drum (301) and with the position of distance pipe (7) contact is equipped with locating piece (302), the internal surface of baffling circle section of thick bamboo (3) and every all be equipped with baffling lath (303), adjacent two sets of on four directions of the upper and lower and front and back of U type heat exchange tube (2) baffling lath (303) mutually perpendicular, baffling lath (303) form latticed passageway.
4. The enhanced rod baffle heat exchanger of claim 2, wherein: the U-shaped position of the right end of the U-shaped heat exchange tube (2) penetrates through the protective plate (803), and the U-shaped position of the right end of the U-shaped heat exchange tube (2) is fixedly connected with the protective plate (803).
5. The enhanced rod baffle heat exchanger of claim 1, wherein: holes for the U-shaped heat exchange tubes (2) and the pull rods (6) to penetrate through are formed in the left end and the right end of the outer surface of the fixed tube plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121457442.0U CN215177095U (en) | 2021-06-29 | 2021-06-29 | Reinforced baffling rod type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121457442.0U CN215177095U (en) | 2021-06-29 | 2021-06-29 | Reinforced baffling rod type heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN215177095U true CN215177095U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121457442.0U Active CN215177095U (en) | 2021-06-29 | 2021-06-29 | Reinforced baffling rod type heat exchanger |
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| CN (1) | CN215177095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571168A (en) * | 2022-02-22 | 2022-06-03 | 哈电集团（秦皇岛）重型装备有限公司 | Steam generator tube bundle assembly positioning device and method |
-
2021
- 2021-06-29 CN CN202121457442.0U patent/CN215177095U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571168A (en) * | 2022-02-22 | 2022-06-03 | 哈电集团（秦皇岛）重型装备有限公司 | Steam generator tube bundle assembly positioning device and method |
| CN114571168B (en) * | 2022-02-22 | 2023-10-27 | 哈电集团（秦皇岛）重型装备有限公司 | Steam generator tube bundle assembly assembling and positioning device and method |
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