CN220893117U - Multi-flow plate-fin low-temperature heat exchanger - Google Patents
Multi-flow plate-fin low-temperature heat exchanger Download PDFInfo
- Publication number
- CN220893117U CN220893117U CN202322754661.0U CN202322754661U CN220893117U CN 220893117 U CN220893117 U CN 220893117U CN 202322754661 U CN202322754661 U CN 202322754661U CN 220893117 U CN220893117 U CN 220893117U
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- Prior art keywords
- fixedly connected
- fin
- heat exchanger
- pressure water
- water pump
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000007789 sealing Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 8
- 239000002351 wastewater Substances 0.000 abstract description 4
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a multi-flow plate-fin low-temperature heat exchanger which comprises a high-pressure water pump, wherein the input end of the high-pressure water pump is fixedly connected with a water inlet pipe, the output end of the high-pressure water pump is fixedly connected with an inlet pipeline, the left end of the inlet pipeline is fixedly connected with an inlet end socket, the side surface of the inlet end socket is fixedly connected with an outlet end socket, the side surface of the outlet end socket is fixedly connected with an outlet pipeline, and the outer surface of the outlet pipeline is fixedly connected with a drain pipe. Through the structure, the input end of the high-pressure water pump is connected into the water tank with the dissolving agent, the valve is arranged, when scaling is found, the valve is opened, high-pressure dissolved water is generated after the high-pressure water pump works and enters the fin pipe through the pipeline, high-pressure flushing is carried out on the scaled place, after flushing is finished, scaling substances and waste water are completely discharged through the drain pipe by the high-pressure water pump, so that the scaling substances in the heat exchanger are rapidly dissolved, cleaning is rapidly carried out, and the service life of the heat exchanger is longer.
Description
Technical Field
The utility model relates to the technical field of heat exchangers, in particular to a multi-flow plate-fin type low-temperature heat exchanger.
Background
The plate-fin heat exchanger is generally composed of devices such as a partition plate, a fin strip, a seal head and the like, fin strip channels are formed by placing the devices such as the fin strip, the seal strip and the like between two adjacent partition plates, the interlayers are laminated according to different modes, and an integral plate bundle structure is formed by welding, so that the purpose of heat exchange is achieved, and the plate-fin heat exchanger has been widely used in the processing industries such as petroleum, chemical industry, natural gas and the like.
After the heat exchange material in the prior art enters the heat exchange device, as the plate-fin heat exchanger is provided with two layers of expansion surfaces, the designed fin pipeline is very narrow, when the heat exchange material is easy to scale or deposit, dirt or deposit in the heat exchange material can be easily caused to adhere to the fin pipeline to cause blockage, the heat exchange material is difficult to clean, damage to the radiator is caused when serious damage is caused, and the service life is greatly reduced.
Disclosure of utility model
The utility model aims to solve the technical problems in the prior art, provides a multi-flow plate-fin type low-temperature heat exchanger, and solves the problems that dirt or sediment in the existing heat exchange material is adhered to a fin pipeline to be blocked and difficult to clean, and the radiator is damaged and lost when serious.
The utility model provides a multi-flow plate-fin low-temperature heat exchanger, which comprises a high-pressure water pump, wherein the input end of the high-pressure water pump is fixedly connected with a water inlet pipe, and the output end of the high-pressure water pump is fixedly connected with a valve and an inlet pipeline; the left end fixedly connected with entry head of entry pipeline, the side surface fixedly connected with export head of entry head, the side surface fixedly connected with export pipeline of export head, the surface fixedly connected with drain pipe of export pipeline.
The multi-flow plate-fin type low-temperature heat exchanger also comprises a heat exchange device, wherein the heat exchange device comprises a bottom plate, fins, a longitudinal seal, a transverse seal, a baffle plate, a separation block and a cover plate, the fins are fixedly connected to the upper surface of the bottom plate, and the cover plate is fixedly connected to the upper surface of the fins; the upper surface of bottom plate fixedly connected with vertical strip of paper used for sealing, the upper surface fixedly connected with baffle of vertical strip of paper used for sealing, the upper surface fixedly connected with spacer block of baffle, the upper surface fixedly connected with horizontal strip of paper used for sealing of baffle.
The left surface of the cover plate is fixedly connected with a middle sealing head, and the side surface of the cover plate is fixedly connected with an extension block for fixing the square flange.
The side surface of the extending block is fixedly connected with a square flange, and the front surface of the square flange is provided with a flange hole, so that the square flange is convenient to be connected with other pipelines.
The right end of the inlet pipeline is provided with the circular flanges, so that other pipelines can be conveniently connected into the circular flanges, and the number of the circular flanges is two and is distributed front and back.
The right surface of the cover plate is fixedly connected with the inlet end socket, and the right surface of the cover plate is fixedly connected with the outlet end socket.
The high-pressure water pumps are electrically connected with an external power supply, and the number of the high-pressure water pumps is two and distributed front and back.
The side surface of the extending block is fixedly connected with the longitudinal seal, and the side surface of the extending block is fixedly connected with the transverse seal, so that leakage of heat exchange substances is prevented.
The first fin pipeline is arranged on the upper surface of the fin, and the second fin pipeline is arranged on the upper surface of the fin, so that heat dissipation of heat exchange substances is facilitated.
The utility model provides a multi-flow plate-fin low-temperature heat exchanger, which is characterized in that a high-pressure water pump is added on an outlet pipeline, the input end of the water pump is connected with a water tank with a dissolving agent, and a valve is arranged at the same time, after the inside of a fin pipeline is found to be fouled, the high-pressure water pump is started, the valve is opened, a large amount of water which is generated at the output end of the water pump and can dissolve the fouled water enters the inside of the fin pipeline through the pipeline, the fouled place is washed under high pressure, and fouled substances and waste water are completely discharged through a drain pipe through the pressure generated by the water pump, so that the fouled substances in the heat exchanger are quickly dissolved, the inside of the heat exchanger is quickly cleaned, and the service life cycle of the heat exchanger is longer.
Drawings
The utility model is further described below with reference to the drawings and examples;
FIG. 1 is a block diagram of a multi-flow plate-fin cryogenic heat exchanger of the present utility model;
FIG. 2 is a schematic view of a heat exchanger unit of a multi-flow plate-fin cryogenic heat exchanger according to the present utility model;
FIG. 3 is a schematic view of a portion of a multi-flow plate-fin cryogenic heat exchanger of the present utility model;
fig. 4 is a schematic view of the internal part of a multi-flow plate-fin type cryogenic heat exchanger according to the present utility model.
Legend description:
1. A high pressure water pump; 2. a water inlet pipe; 3. a valve; 4. an inlet duct; 5. an inlet end socket; 6. a first fin tube; 7. a middle seal head; 8. a second fin tube; 9. an outlet end socket; 10. an outlet conduit; 11. a cover plate; 12. a longitudinal seal; 13. a transverse seal; 14. a fin; 15. a spacer block; 16. a circular flange; 17. a square flange; 18. a partition plate; 19. a bottom plate; 20. a protruding block; 21. and (5) a water drain pipe.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
Referring to fig. 1-4, the embodiment of the utility model is a multi-flow plate-fin low-temperature heat exchanger, which comprises a high-pressure water pump 1, wherein the high-pressure water pump 1 is electrically connected with an external power supply, the number of the high-pressure water pumps 1 is two and is distributed front and back, the input end of the high-pressure water pump 1 is fixedly connected with a water inlet pipe 2, and the output end of the high-pressure water pump 1 is fixedly connected with a valve 3 and an inlet pipeline 4; the right end of the inlet pipeline 4 is provided with two circular flanges 16, and the number of the circular flanges 16 is two and is distributed front and back; the left end fixedly connected with entry head 5 of entry pipeline 4, the side surface fixedly connected with export head 9 of entry head 5, the side surface fixedly connected with export pipeline 10 of export head 9, the surface fixedly connected with drain pipe 21 of export pipeline 10.
The heat exchange device comprises a bottom plate 19, fins 14, a longitudinal seal 12, a transverse seal 13, a partition plate 18, a separation block 15 and a cover plate 11, wherein the fins 14 are fixedly connected to the upper surface of the bottom plate 19; the upper surface of the fin 14 is provided with a first fin pipeline 6, the upper surface of the fin 14 is provided with a second fin pipeline 8, and the upper surface of the fin 14 is fixedly connected with a cover plate 11; the right surface of the cover plate 11 is fixedly connected with the inlet seal head 5, the right surface of the cover plate 11 is fixedly connected with the outlet seal head 9, the left surface of the cover plate 11 is fixedly connected with the middle seal head 7, and the side surface of the cover plate 11 is fixedly connected with the extension block 20; the side surface of the extension block 20 is fixedly connected with the longitudinal seal 12, the side surface of the extension block 20 is fixedly connected with the transverse seal 13, and the side surface of the extension block 20 is fixedly connected with the square flange 17; the front surface of square flange 17 is provided with the flange hole, and the upper surface of bottom plate 19 fixedly connected with vertical strip of paper used for sealing 12, the upper surface of vertical strip of paper used for sealing 12 fixedly connected with baffle 18, the upper surface of baffle 18 fixedly connected with spacer 15, the upper surface of baffle 18 fixedly connected with transverse strip of paper used for sealing 13.
Working principle: when the scaling occurs in the fin tubes, an external power supply is connected, a valve at one side of the high-pressure water pump is opened, the input end of the water pump is connected to a water tank containing a dissolving agent, at the moment, the high-pressure water pump is started, a large amount of high-pressure dissolved water is generated by the high-pressure water pump, the high-pressure water pump enters the fin tubes along the pipeline, the inside of the fin tubes is flushed under high pressure, the valve at the other side is opened after the flushing is finished, scaling substances automatically fall into water and are discharged into a drain pipe along with the waste water under the pressure of the high-pressure water, so that the effects of dissolving the scaling and rapidly cleaning the waste water are achieved, and the service life of the heat exchanger is longer.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (8)
1. The multi-flow plate-fin low-temperature heat exchanger is characterized by comprising a high-pressure water pump (1), wherein the input end of the high-pressure water pump (1) is fixedly connected with a water inlet pipe (2), and the output end of the high-pressure water pump (1) is fixedly connected with a valve (3) and an inlet pipeline (4); the left end of the inlet pipeline (4) is fixedly connected with an inlet end socket (5), and the side surface of the inlet end socket (5) is fixedly connected with an outlet end socket (9); the side surface of the outlet seal head (9) is fixedly connected with an outlet pipeline (10), and the outer surface of the outlet pipeline (10) is fixedly connected with a drain pipe (21);
The multi-flow plate-fin type low-temperature heat exchanger also comprises a heat exchange device, wherein the heat exchange device comprises a bottom plate (19), fins (14), longitudinal seals (12), transverse seals (13), a partition plate (18), a separation block (15) and a cover plate (11); the upper surface of the bottom plate (19) is fixedly connected with a fin (14), the upper surface of the fin (14) is fixedly connected with a cover plate (11), the upper surface of the bottom plate (19) is fixedly connected with a longitudinal seal (12), and the upper surface of the longitudinal seal (12) is fixedly connected with a partition plate (18); the upper surface of baffle (18) is fixedly connected with spacer block (15), the upper surface of baffle (18) is fixedly connected with transverse seal (13).
2. The multi-flow plate-fin type low-temperature heat exchanger according to claim 1, wherein a middle sealing head (7) is fixedly connected to the left surface of the cover plate (11), and an extension block (20) is fixedly connected to the side surface of the cover plate (11).
3. A multi-flow plate-fin cryogenic heat exchanger according to claim 2, characterized in that the side surface of the protruding block (20) is fixedly connected with a square flange (17), and the front surface of the square flange (17) is provided with flange holes.
4. A multi-flow plate-fin cryogenic heat exchanger according to claim 1, characterized in that the right end of the inlet pipe (4) is provided with circular flanges (16), the number of circular flanges (16) being two and being distributed back and forth.
5. The multi-flow plate-fin cryogenic heat exchanger according to claim 1, wherein the right surface of the cover plate (11) is fixedly connected with the inlet head (5), and the right surface of the cover plate (11) is fixedly connected with the outlet head (9).
6. The multi-flow plate-fin type low-temperature heat exchanger according to claim 1, wherein the high-pressure water pumps (1) are electrically connected with an external power supply, and the number of the high-pressure water pumps (1) is two and is distributed front and back.
7. A multi-flow plate-fin cryogenic heat exchanger according to claim 2, characterized in that the side surfaces of the protruding blocks (20) are fixedly connected with the longitudinal seals (12), and the side surfaces of the protruding blocks (20) are fixedly connected with the transverse seals (13).
8. A multi-flow plate-fin cryogenic heat exchanger according to claim 1, characterized in that the upper surface of the fins (14) is provided with a first fin tube (6) and the upper surface of the fins (14) is provided with a second fin tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322754661.0U CN220893117U (en) | 2023-10-13 | 2023-10-13 | Multi-flow plate-fin low-temperature heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322754661.0U CN220893117U (en) | 2023-10-13 | 2023-10-13 | Multi-flow plate-fin low-temperature heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220893117U true CN220893117U (en) | 2024-05-03 |
Family
ID=90879766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322754661.0U Active CN220893117U (en) | 2023-10-13 | 2023-10-13 | Multi-flow plate-fin low-temperature heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220893117U (en) |
-
2023
- 2023-10-13 CN CN202322754661.0U patent/CN220893117U/en active Active
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