CN221484276U - Plate heat exchanger - Google Patents
Plate heat exchanger Download PDFInfo
- Publication number
- CN221484276U CN221484276U CN202420026464.9U CN202420026464U CN221484276U CN 221484276 U CN221484276 U CN 221484276U CN 202420026464 U CN202420026464 U CN 202420026464U CN 221484276 U CN221484276 U CN 221484276U
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- China
- Prior art keywords
- channel steel
- heat exchanger
- plate heat
- connecting rod
- jack
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 59
- 239000010959 steel Substances 0.000 claims abstract description 59
- 230000000670 limiting effect Effects 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 abstract description 8
- 230000006835 compression Effects 0.000 description 22
- 238000007906 compression Methods 0.000 description 22
- 239000012530 fluid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The application discloses a plate heat exchanger, and belongs to the technical field of heat exchangers. The device mainly comprises a plate heat exchanger and a lifting device, wherein the lifting device is arranged on one side of the plate heat exchanger and is provided with a supporting table; the pre-tightening device is placed on the supporting table and comprises a first channel steel, a second channel steel and a tightening device, wherein the first channel steel is placed on the supporting table; the fixed block is arranged in the first channel steel; the second channel steel is arranged on the fixed block; the connecting rod is arranged between the first channel steel and the second channel steel in a penetrating way; and the jack is clamped at one side of the first channel steel. According to the plate heat exchanger, the pre-tightening device is provided with the jack and the limiting device, so that the pre-tightening step is simplified, the plate heat exchanger is quickly tightened and loosened, and the installation efficiency is improved.
Description
Technical Field
The application relates to the technical field of heat exchangers, in particular to a plate heat exchanger.
Background
A plate heat exchanger is a highly efficient and compact heat exchange device consisting of a series of metal plates, with flow channels between adjacent plates, through which two fluids flow on both sides of the plates and exchange heat. The plate heat exchanger has the advantages of high heat transfer efficiency, compact structure, strong adaptability, easy cleaning and the like, and is widely applied to the fields of chemical industry, food, pharmacy, heating ventilation air conditioning and the like.
The utility model patent with the publication number of CN 204461166U specifically discloses a plate heat exchanger, and the patent reduces the damage to parts in the disassembly and assembly process by additionally arranging a support plate and a support bottom plate on the structure of the existing plate heat exchanger, so that the disassembly and assembly steps are simpler;
Because the plate heat exchanger needs precompaction in the installation, the tightness of installation is checked through precompaction step to look for the plate installation condition of heat exchanger, so as to adjust the state of plate in time, guarantee the leakproofness, the stability and the heat exchange efficiency of plate heat exchanger with this, however in precompaction's in-process, the workman needs elasticity multiunit bolt many times, and the operation is comparatively loaded down with trivial details, has reduced work efficiency.
It is necessary to provide a plate heat exchanger to solve the above problems.
It should be noted that the above information disclosed in this background section is only for understanding the background of the inventive concept and, therefore, it may contain information that does not constitute prior art.
Disclosure of Invention
Based on the above problems existing in the prior art, the present application aims to solve the problems: the plate heat exchanger is provided, the pre-tightening steps of the plate heat exchanger are simplified, and the installation efficiency is improved.
The technical scheme adopted for solving the technical problems is as follows: a plate heat exchanger comprising:
a plate heat exchanger;
a lifting device arranged at one side of the plate heat exchanger, the lifting device having a support table;
A pretensioning device placed on the support table, the pretensioning device comprising:
A first channel steel placed on the support table;
The fixed block is arranged in the first channel steel;
the second channel steel is arranged on the fixed block;
The connecting rod is arranged between the first channel steel and the second channel steel in a penetrating way;
The second nut is in threaded connection with one end of the connecting rod;
the limiting head is arranged at one end of the connecting rod;
and the jack is clamped at one side of the first channel steel.
Further, the rear end of the connecting rod is connected with a first nut in a threaded mode.
Further, two groups of corresponding limiting blocks are slidably mounted between the first channel steel and the second channel steel, reserved through holes are formed in the limiting blocks, and the connecting rod penetrates through the reserved through holes.
Further, the output end of the jack is provided with a protection square steel in a penetrating mode.
Further, a first sliding groove is formed in one side of the first channel steel, a second sliding groove is formed in one side of the second channel steel, and the base of the jack slides between the first sliding groove and the second sliding groove.
The beneficial effects of the application are as follows: according to the plate heat exchanger provided by the application, the pre-tightening device is provided with the jack and the limiting device, so that the pre-tightening step is simplified, the rapid tightness of the plate heat exchanger is realized, and the installation efficiency is improved.
In addition to the objects, features and advantages described above, the present application has other objects, features and advantages. The present application will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
FIG. 1 is a schematic view of a plate heat exchanger of the present application;
FIG. 2 is a schematic view of the pretensioner device shown in FIG. 1;
Wherein, each reference sign in the figure:
1. A plate heat exchanger; 11. a first compacting plate; 12. a second compacting plate; 13. a compression bolt; 131. a bolt rod; 14. a heat exchange plate; 2. a pre-tightening device; 21. a lifting device; 211. a support table; 22. a limiting device; 221. a first channel steel; 222. a second channel steel; 223. a fixed block; 224. a limiting block; 225. a second sliding groove; 226. a first sliding groove; 23. a connecting rod; 231. a first nut; 232. a positioning head; 24. a second nut; 25. a jack; 26. and (5) protecting square steel.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
As shown in fig. 1-2, the present application provides a plate heat exchanger, comprising a plate heat exchanger 1, wherein the plate heat exchanger 1 is a high-efficiency and compact heat exchange device, a first compression plate 11 and a second compression plate 12 are arranged in front of and behind the plate heat exchanger 1, a plurality of groups of heat exchange plates 14 are arranged between the first compression plate 11 and the second compression plate 12, the heat exchange plates 14 are used for heat exchange, the main function is to transfer the heat of hot fluid to cold fluid so as to realize heat transfer, and meanwhile, compression bolts 13 are arranged between the first compression plate 11 and the second compression plate 12 in a penetrating way, and the compression bolts 13 are used for tightening the distance between the first compression plate 11 and the second compression plate 12 so as to enable the heat exchange plates 14 to be attached more tightly;
in the installation of the plate heat exchanger 1, pre-compression is required to ensure tightness, stability, heat exchange efficiency and equipment life;
In order to improve the convenience of pre-compression, the application provides a pre-compression device 2, wherein the pre-compression device 2 is arranged at one side of a first compression plate 11 and is used for carrying out repeated pre-compression test on a plate heat exchanger 1, the pre-compression device 2 comprises a lifting device 21, the lifting device 21 is of a hydraulic-driven scissor lifting structure, the lifting device 21 is of an existing structure, a supporting table 211 is arranged at the upper end of the lifting device 21, and the height of the supporting table 211 can be adjusted through the lifting device 21;
The limiting device 22 is placed on the supporting table 211, the limiting device 22 is provided with a group of first channel steel 221, the first channel steel 221 is provided with a plane and an inner concave surface, when the first channel steel 221 is placed on the supporting table 211, the plane of the first channel steel 221 is contacted with the supporting table 211, two groups of fixing blocks 223 are fixed on the inner concave surface of the first channel steel 221 through bolts, the two groups of fixing blocks 223 are positioned at two ends of the first channel steel 221, a second channel steel 222 is fixedly arranged right above the two groups of fixing blocks 223, the size structure and the connection mode of the second channel steel 222 are consistent with those of the first channel steel 221, and it can be understood that the first channel steel 221 and the second channel steel 222 can be fixed through the two groups of fixing blocks 223;
Two groups of connecting rods 23 are arranged between the first channel steel 221 and the second channel steel 222 in a penetrating way, the connecting rods 23 are provided with front ends and rear ends, the positions, close to the first compression plates 11, of the connecting rods 23 are the front ends, the positions, close to the first compression plates 11, of the connecting rods are the rear ends, limiting heads 232 are arranged at the rear ends of the connecting rods 23, the limiting heads 232 are used for limiting the limiting devices 22, the front ends of the connecting rods 23 are in threaded connection with second nuts 24, and the second nuts 24 are used for fixedly connecting the connecting rods 23 with the compression bolts 13 so as to fix the plate heat exchanger 1;
It can be understood that when the connecting rods 23 are connected with the compression bolts 13 through the second nuts 24, the limiting device 22 can be supported, meanwhile, the limiting device 22 can slide back and forth on the two groups of connecting rods 23, and when the connecting rods 23 slide to the rear ends of the connecting rods 23, the limiting head 232 is used for limiting, so that the limiting effect of the limiting device 22 is realized;
A jack 25 is mounted on one side of the limiting device 22 in a clamping manner, the base of the jack 25 is clamped in a first channel steel 221 (not shown in the figure), the jack 25 is in the prior art, and in the embodiment, the output end of the base of the jack 25 can press the first compacting plate 11 under the limit of the limiting device 22;
In summary, when a worker needs to pre-compress the plate heat exchanger 1, firstly, the pre-tightening device 2 is placed on the lifting device 21, then, the pre-tightening device is manually or electrically lifted to the same height as the corresponding bolt rods 131, two groups of connecting rods 23 penetrate through the limiting device 22 and are connected with the corresponding two groups of bolt rods 131 through the second nuts 24, the worker clamps the two groups of jacks 25 on the first channel steel 221, and manually pressurizes the two groups of jacks 25 respectively, so that the output ends of the jacks are propped against the first compacting plate 11, and at the moment, the worker can achieve the purpose of quick tightness by adjusting the propping pressure of the jacks 25, so that the worker can conveniently check the installation condition of the heat exchange plates 14;
In order to adjust the sliding stroke of the limiting device 22, a first nut 231 is connected to the rear end of the connecting rod 23 in a threaded manner, and the first nut 231 changes the sliding stroke of the limiting device 22 on the connecting rod 23 by rotating and changing the position of the connecting rod 23, so that the limiting stroke of the limiting device 22 is adjustable;
In order to adapt to compression bolts 13 with different spacing, two groups of corresponding limiting blocks 224 are slidably installed between the first channel steel 221 and the second channel steel 222, the limiting blocks 224 can slide left and right between the first channel steel 221 and the second channel steel 222, the limiting blocks 224 are provided with reserved through holes (not shown in the figure), and connecting rods 23 penetrate through the reserved through holes and can be connected with corresponding bolt rods 131 through the left and right sliding of the limiting blocks 224;
In order to prevent the output end of the jack 25 from damaging the surface of the first compacting plate 11 in the abutting process, and simultaneously, the stress is more uniform, a protection square steel 26 is arranged at the output end of the jack 25 in a penetrating way, the protection square steel 26 has a larger contact surface, when the output end of the jack 25 abuts against the protection square steel 26, the stress area of the first compacting plate 11 is increased, the damage of local stress to the surface of the first compacting plate 11 is reduced, and meanwhile, the stress is more uniform;
In order to facilitate the adjustment of the distance between the two groups of jacks 25, a first sliding groove 225 is formed on one side of the first channel steel 221, a second sliding groove 226 is formed on one side of the second channel steel 222, and the base of the jack 25 can slide between the first sliding groove 225 and the second sliding groove 226, so that the distance between the two groups of jacks 25 can be adjusted according to actual working conditions.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (5)
1. A plate heat exchanger, characterized in that: comprising the following steps:
A plate heat exchanger (1);
A lifting device (21), the lifting device (21) being arranged on one side of the plate heat exchanger (1), the lifting device (21) having a support table (211);
Pretensioning device (2), which pretensioning device (2) is placed on the support table (211), the pretensioning device (2) comprising:
A first channel steel (221), wherein the first channel steel (221) is arranged on the supporting table (211)
Applying;
A fixed block (223), the fixed block (223) being mounted in the first channel steel (221);
A second channel steel (222), wherein the second channel steel (222) is arranged on the fixed block (223)
Applying;
A connecting rod (23), wherein the connecting rod (23) is arranged between the first channel steel (221) and the second channel steel (222) in a penetrating way;
a second nut (24), the second nut (24) is connected with one end of the connecting rod (23) in a threaded manner;
A limit head (232), wherein the limit head (232) is arranged at one end of the connecting rod (23);
And the jack (25) is clamped on one side of the first channel steel (221).
2. A plate heat exchanger according to claim 1, wherein: the rear end of the connecting rod (23) is in threaded connection with a first nut (231).
3. A plate heat exchanger according to claim 1, wherein: two groups of corresponding limiting blocks (224) are slidably mounted between the first channel steel (221) and the second channel steel (222), the limiting blocks (224) are provided with reserved through holes, and the connecting rod (23) penetrates through the reserved through holes.
4. A plate heat exchanger according to claim 1, wherein: the output end of the jack (25) is provided with a protection square steel (26) in a penetrating way.
5. A plate heat exchanger according to claim 1, wherein: a first sliding groove (225) is formed in one side of the first channel steel (221), a second sliding groove (226) is formed in one side of the second channel steel (222), and the base of the jack (25) slides between the first sliding groove (225) and the second sliding groove (226).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420026464.9U CN221484276U (en) | 2024-01-05 | 2024-01-05 | Plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420026464.9U CN221484276U (en) | 2024-01-05 | 2024-01-05 | Plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221484276U true CN221484276U (en) | 2024-08-06 |
Family
ID=92349200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420026464.9U Active CN221484276U (en) | 2024-01-05 | 2024-01-05 | Plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221484276U (en) |
-
2024
- 2024-01-05 CN CN202420026464.9U patent/CN221484276U/en active Active
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