CN221006040U - Plate-fin heat exchanger convenient to overhaul - Google Patents
Plate-fin heat exchanger convenient to overhaul Download PDFInfo
- Publication number
- CN221006040U CN221006040U CN202322935137.3U CN202322935137U CN221006040U CN 221006040 U CN221006040 U CN 221006040U CN 202322935137 U CN202322935137 U CN 202322935137U CN 221006040 U CN221006040 U CN 221006040U
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- block
- threaded rod
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- heat exchanger
- adjusting
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- 238000009434 installation Methods 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a plate-fin heat exchanger convenient to overhaul, which belongs to the technical field of heat exchangers and comprises a mounting shell, a plurality of heat exchange plates which are slidably arranged in the mounting shell and used for exchanging heat, a first threaded rod which is rotatably arranged in the mounting shell, a clamping block which is slidably arranged on the outer wall of the first threaded rod and used for clamping the heat exchange plates, a driving component which is arranged in the mounting shell and used for driving the first threaded rod to rotate, and an adjusting component which is arranged in the mounting shell and used for adjusting the distance between the heat exchange plates, wherein the clamping block is slidably connected to the inner wall of the mounting shell, and the adjusting component comprises a sliding block which is slidably arranged on the inner wall of the mounting shell and an adjusting block which is slidably arranged on the outer wall of the sliding block; through the cooperation between above each device and use, the staff can separate a plurality of plates to make things convenient for the staff directly to find out wherein the plate that damages, and maintain it alone and repair, and then make the heat exchanger body maintain more convenient.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to a plate-fin heat exchanger convenient to overhaul.
Background
The plate-fin heat exchanger is generally composed of a partition plate, fins, sealing strips and flow guide sheets, wherein the fins, the flow guide sheets and the sealing strips are arranged between two adjacent partition plates to form an interlayer which is called a channel, the interlayer is overlapped according to different modes of fluid, a plate bundle is formed by brazing the interlayer into a whole, the plate bundle is the core of the plate-fin heat exchanger, and the plate-fin heat exchanger is formed by matching with necessary sealing heads, connecting pipes, supports and the like.
The plate-fin heat exchanger is widely applied in the fields of refrigeration and low temperature technology, air liquefaction separation, natural gas liquefaction and gas low temperature liquefaction, a cryogenic multi-element mixed working medium throttling refrigeration system is widely adopted in the fields, the plate-fin heat exchanger is adopted as a key regenerative heat exchanger, the regenerative heat exchange between high and low pressure is realized in a countercurrent mode by arranging the high and low pressure circulating working media in different channels at intervals, and then the room temperature part and the low temperature part of the system are effectively connected together, so that the system can realize the refrigerating effect under large temperature span.
In the prior art, as disclosed in Chinese patent utility model, a plate-fin heat exchanger (publication No. CN 210004830U) comprises a mounting frame, wherein a plate-fin heat exchanger main body arranged vertically is arranged in the mounting frame, a lower mounting block arranged transversely is arranged below the plate-fin heat exchanger main body, an upper mounting block arranged transversely is arranged above the plate-fin heat exchanger main body, a plurality of first buffer springs are welded on the inner walls of two ends of the mounting frame along the transverse direction, the other ends of the first buffer springs are welded with the lower mounting block and the upper mounting block, and a second buffer spring arranged transversely is welded on the two ends of the lower mounting block and the upper mounting block.
The plate fin heat exchanger can be buffered and protected through the installation frame, the installation groove, the first buffer spring and the second buffer spring, but corrosive media exist in some working environments, corrosion of plates or fins can be caused by long-term contact, in addition, corrosion fatigue can be caused by repeated corrosion and thermal expansion and contraction cycles, the plates in the plate fin heat exchanger can be cracked or damaged, workers are required to find out damaged plates for maintenance and repair, and the workers are required to detach and inspect the plates one by one in sequence, then maintain and repair, and maintenance and repair are not easy.
Disclosure of utility model
(One) solving the technical problems
The utility model provides a plate-fin heat exchanger convenient to overhaul, and aims to solve the problem that operators are not easy to directly find out damaged plates when most of the existing plate-fin heat exchangers in the background art are maintained and overhauled.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a board-fin heat exchanger convenient to overhaul, including the installation shell, a plurality of slidable mounting is used for the heat transfer board of heat transfer inside the installation shell, rotate the first threaded rod of installing inside the installation shell, slidable mounting is at first threaded rod outer wall and be used for the grip block of centre gripping heat transfer board, set up inside the installation shell be used for driving first threaded rod pivoted drive assembly and set up inside the installation shell be used for adjusting the regulation subassembly of heat transfer board interval, grip block sliding connection is at the inner wall of installation shell, make the heat transfer board increase or reduce quantity in the installation shell according to the actual usage condition.
The adjusting component comprises a sliding block which is slidably arranged on the inner wall of the installation shell, an adjusting block which is slidably arranged on the outer wall of the sliding block, an installation block fixedly arranged at one end of the sliding block and a second threaded rod which is rotatably arranged inside the installation shell, wherein the second threaded rod is connected with the installation block through threaded fit, the side wall of the adjusting block is obliquely arranged, a plurality of adjusting blocks are arranged between every two adjacent heat exchange plates, the adjusting block is inserted into the heat exchange plates, the two heat exchange plates are spread apart, and an operator can observe the condition of each heat exchange plate conveniently to maintain and repair.
As a preferable technical scheme of the application, the side wall of the heat exchange plate is provided with a sliding groove for the sliding of the adjusting block, and the inner wall of the sliding groove is in sliding fit with the outer wall of the adjusting block to provide guidance for the sliding of the adjusting block.
As a preferable technical scheme of the application, the driving assembly comprises a worm rotatably arranged in the installation shell and a worm wheel fixedly arranged at one end of the first threaded rod close to the worm, and the worm wheel is meshed with the worm, so that the clamping block is further stable when clamping the heat exchange plate.
As an optimized technical scheme, the heat exchange plate is provided with a plurality of clamping blocks, the clamping blocks are symmetrically arranged on two sides of the heat exchange plate, the number of the first threaded rods, the number of the worm wheels and the number of the clamping blocks are consistent, the worm is meshed with the worm wheels, so that the heat exchange plate is not easy to deviate in the use process, and the clamping blocks are limited by the worm.
As a preferable technical scheme of the application, the outer wall of the installation shell is provided with the driving motor, and the output shaft of the driving motor is fixedly connected with one end of the second threaded rod, so that the distance between the heat exchange plates can be conveniently adjusted through the driving motor according to actual use conditions.
(III) beneficial effects
The utility model has simple structure, when overhauling the heat exchanger body, the clamping of the clamping block on the heat exchange plate is released, and the plurality of plates are separated while the regulating block is controlled to descend, so that a worker can conveniently and directly find out the damaged plates, and independently maintain and repair the damaged plates, thereby ensuring that the heat exchanger body is maintained more conveniently.
Drawings
FIG. 1 is a schematic view of a plate fin heat exchanger for easy access;
FIG. 2 is a cross-sectional view of a mounting enclosure in a plate fin heat exchanger for easy access;
FIG. 3 is a side view of a heat exchange plate in a plate and fin heat exchanger for easy access;
FIG. 4 is a schematic view of the installation of an adjustment block in a plate-fin heat exchanger for easy access;
Fig. 5 is a schematic view of a partial structure at a in fig. 2.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a plate-fin heat exchanger convenient to overhaul, which comprises a mounting shell 1, a plurality of heat exchange plates 2 which are slidably arranged in the mounting shell 1 and used for exchanging heat, a first threaded rod 3 which is rotatably arranged in the mounting shell 1, a clamping block 4 which is slidably arranged on the outer wall of the first threaded rod 3 and used for clamping the heat exchange plates 2, a driving component which is arranged in the mounting shell 1 and used for driving the first threaded rod 3 to rotate, and an adjusting component which is arranged in the mounting shell 1 and used for adjusting the interval between the heat exchange plates 2, wherein the clamping block 4 is slidably connected with the inner wall of the mounting shell 1.
The inside at installation shell 1 is installed after a plurality of heat exchange plates 2 are extruded, the top fixedly connected with T type piece of grip block 4 makes grip block 4 sliding connection at the inner wall of installation shell 1, through inside and outside screw thread cooperation connection between first threaded rod 3 and the grip block 4, after heat exchange plate 2 installs the inside at installation shell 1, rotate first threaded rod 3, make grip block 4 to the direction slip of heat exchange plate 2, extrude heat exchange plate 2, make the installation of heat exchange plate 2 even further firm in installation shell 1.
As shown in fig. 2 and 4, in order to facilitate adjustment of the spacing between the heat exchange plates 2, the adjustment assembly includes a sliding block 5 slidably mounted on the inner wall of the installation housing 1, an adjustment block 6 slidably mounted on the outer wall of the sliding block 5, an installation block 9 fixedly mounted at one end of the sliding block 5, and a second threaded rod 10 rotatably mounted inside the installation housing 1, the second threaded rod 10 being connected with the installation block 9 by screw-fitting, the side walls of the adjustment block 6 being inclined, the adjustment block 6 being provided in plurality, at least one adjustment block 6 being disposed between every two adjacent heat exchange plates 2. The shape of the sliding block 5 is preferably polygonal, so that the adjusting block 6 is not easy to deflect when sliding on the sliding block 5, when the heat exchange plate 2 needs to be maintained and replaced, the first threaded rod 3 is rotated, the clamping block 4 releases the clamping on the heat exchange plate 2, the second threaded rod 10 is rotated, the mounting block 9 is enabled to slide downwards, the adjusting block 6 is driven to slide downwards, the adjusting block 6 is enabled to be inserted into the heat exchange plate 2, the two heat exchange plates 2 are propped up, and further an operator is convenient to observe the condition of the heat exchange plate 2 to maintain and replace, and the heat exchange plate is convenient to use. After the maintenance or replacement of the heat exchange plate 2 is finished, the second threaded rod 10 is inverted to reset the adjusting block 6, and the clamping block 4 is driven to clamp and squeeze the heat exchange plate 2 after the first threaded rod 3 is rotated to finish the maintenance and replacement operation of the heat exchange plate 2.
As shown in fig. 4, a sliding groove for sliding the adjusting block 6 is formed in the side wall of the heat exchange plate 2, and the inner wall of the sliding groove is in sliding fit with the outer wall of the adjusting block 6. The heat exchange plate 2 is not easy to deviate in the process of being spread by the adjusting block 6, and the sliding groove is arranged to provide guidance for the sliding of the adjusting block 6.
As shown in fig. 5, the driving assembly includes a worm 8 rotatably installed inside the installation housing 1 and a worm wheel 7 fixedly installed at one end of the first threaded rod 3 near the worm 8, and the worm wheel 7 is engaged with the worm 8. Wherein, when worm 8 rotates, drive worm wheel 7 and rotate, and then drive first threaded rod 3 and rotate, adjust the position of grip block 4, through worm wheel 7 and worm 8's cooperation, make first threaded rod 3 receive the spacing of worm 8, carry out one-way spacing, make grip block 4 when centre gripping heat exchange plate 2 further stable.
As shown in fig. 5, the clamping blocks 4 are provided in plurality, the clamping blocks 4 are symmetrically arranged on two sides of the heat exchange plate 2, the number of the first threaded rods 3, the number of the worm gears 7 are consistent with the number of the clamping blocks 4, and the worm 8 is meshed with the worm gears 7. Through the setting of a plurality of grip blocks 4, promote grip block 4 extrusion centre gripping heat exchange plate 2's stability, make heat exchange plate 2 be difficult for producing the skew in the use, and a plurality of grip blocks 4 are all spacing by worm 8.
As shown in fig. 1, 4 and 5, the outer wall of the installation housing 1 is provided with a driving motor, and an output shaft of the driving motor is fixedly connected with one end of the second threaded rod 10. Through driving motor's setting, the operator of being convenient for is through controlling driving motor's start-stop control second threaded rod 10's rotation, and then is convenient for adjust the interval of heat exchange plate 2 according to the actual usage condition.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (5)
1. The utility model provides a convenient-to-overhaul plate-fin heat exchanger, includes installation shell, a plurality of slidable mounting are in the inside heat transfer board that is used for heat transfer of installation shell, rotate the first threaded rod of installing in the installation shell, slidable mounting is at first threaded rod outer wall and be used for the grip block of centre gripping heat transfer board, set up in the installation shell be used for driving first threaded rod pivoted drive assembly and set up in the installation shell be used for adjusting the regulation subassembly of heat transfer board interval, grip block sliding connection is at the inner wall of installation shell;
The method is characterized in that: the adjusting component comprises a sliding block, an adjusting block, a mounting block and a second threaded rod, wherein the sliding block is slidably mounted on the inner wall of the mounting shell, the adjusting block is slidably mounted on the outer wall of the sliding block, the mounting block is fixedly mounted at one end of the sliding block, the second threaded rod is rotatably mounted inside the mounting shell, the second threaded rod is connected with the mounting block through threaded fit, the side walls of the adjusting block are obliquely arranged, the adjusting block is provided with a plurality of adjusting blocks, and at least one adjusting block is arranged between every two adjacent heat exchange plates.
2. The easy access plate fin heat exchanger of claim 1, wherein: the lateral wall of heat exchange plate has offered the gliding sliding tray of confession regulating block, the inner wall of sliding tray and the outer wall slip laminating of regulating block.
3. The easy access plate fin heat exchanger of claim 1, wherein: the driving assembly comprises a worm rotatably arranged in the installation shell and a worm wheel fixedly arranged at one end of the first threaded rod close to the worm, and the worm wheel is meshed with the worm.
4. The easy access plate fin heat exchanger of claim 1, wherein: the clamping blocks are arranged in a plurality, the clamping blocks are symmetrically arranged on two sides of the heat exchange plate, the number of the first threaded rods, the number of the worm wheels and the number of the clamping blocks are identical, and the worm is meshed with the worm wheels.
5. The easy access plate fin heat exchanger of claim 1, wherein: the outer wall of the installation shell is provided with a driving motor, and an output shaft of the driving motor is fixedly connected with one end of the second threaded rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935137.3U CN221006040U (en) | 2023-10-31 | 2023-10-31 | Plate-fin heat exchanger convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322935137.3U CN221006040U (en) | 2023-10-31 | 2023-10-31 | Plate-fin heat exchanger convenient to overhaul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221006040U true CN221006040U (en) | 2024-05-24 |
Family
ID=91091367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322935137.3U Active CN221006040U (en) | 2023-10-31 | 2023-10-31 | Plate-fin heat exchanger convenient to overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221006040U (en) |
-
2023
- 2023-10-31 CN CN202322935137.3U patent/CN221006040U/en active Active
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