CN218600380U - Novel low temperature heat exchanger anticorrosion device - Google Patents
Novel low temperature heat exchanger anticorrosion device Download PDFInfo
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- CN218600380U CN218600380U CN202222533934.4U CN202222533934U CN218600380U CN 218600380 U CN218600380 U CN 218600380U CN 202222533934 U CN202222533934 U CN 202222533934U CN 218600380 U CN218600380 U CN 218600380U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a novel low-temperature heat exchanger anti-corrosion device, which comprises a bottom steel structure and a support frame; the lower end of the supporting frame is fixedly connected with a plurality of bottom steel structures; the upper end of the supporting frame is fixedly connected with a heat exchanger bottom plate; the expansion guide frame is used for limiting the four directions of the low-temperature heat exchanger to be heated and expanded by two, so that the expansion of the low-temperature heat exchanger can be heated, expanded and displaced only along two directions which are not limited; the header end pipeline and the blind end pipeline are integrally welded with the flue plate, and a wall bushing and a blind end pipeline sealing box are omitted; the low-temperature heat exchanger and the flue form a whole, nonmetal expansion joints are arranged at the front and the back of the low-temperature heat exchanger, a bottom plate of the low-temperature heat exchanger is in sliding connection with a lower support, and an expansion guide frame is arranged to ensure that the whole new low-temperature heat exchanger can be expanded freely; the problem of corrosion of the blind end pipeline of the conventional low-temperature heat exchanger can be solved, and the overall corrosion resistance of the low-temperature heat exchanger is improved.
Description
Technical Field
The utility model relates to a low temperature heat exchanger field specifically is a novel low temperature heat exchanger anticorrosion device.
Background
The low-temperature heat exchanger is one of heat exchangers, and the heat exchanger is equipment for transferring partial heat of hot fluid to cold fluid, and is also called a heat exchanger; the method is widely applied to the industries such as thermal power generation, garbage power generation, chemical industry and the like.
The corrosion prevention refers to a practical technology which utilizes physical and chemical means to carry out effective modes of chemical corrosion and electrochemical corrosion on metal and nonmetal materials such as equipment facilities, structural members and the like, and prolongs the service life of machinery equipment and building structures; the anti-corrosion technology can effectively prolong the service life of the equipment.
The low temperature heat exchanger can arrange before electrostatic precipitator according to its different needs, behind electrostatic precipitator and the draught fan, the header end pipeline and the integrative welding of wallboard of low temperature heat exchanger, the cecum pipeline sets up the free expansion of wall pipe assurance whole pipeline, the cecum pipeline sets up the sealed of seal box assurance device, because flue gas easily piles up the condensation in the cecum pipeline seal box and forms low temperature acid dew and corrode, cause low temperature heat exchanger cecum pipeline to corrode and reveal, the operation is withdrawn to the low temperature heat exchanger, be unfavorable for energy saving and consumption reduction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem and providing a novel low temperature heat exchanger anticorrosion device.
In order to achieve the purpose, the utility model adopts the following technical proposal to realize;
the utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a novel low-temperature heat exchanger anticorrosion device, which comprises a bottom steel structure and a support frame; the lower end of the supporting frame is fixedly connected with a plurality of bottom steel structures; the upper end of the supporting frame is fixedly connected with a heat exchanger bottom plate; a low-temperature heat exchanger is fixedly connected to the heat exchanger bottom plate; a first sealing box is fixedly connected to one side of the low-temperature heat exchanger; the upper end of the bottom steel structure is symmetrically and fixedly connected with an expansion guide frame corresponding to the lower end of the low-temperature heat exchanger; blind end pipelines are symmetrically sleeved on the low-temperature heat exchanger; a header end pipeline is fixedly connected between the blind end pipelines; flue plates are symmetrically and fixedly connected to two sides of the blind end pipeline; two ends of the blind end pipeline are fixedly connected with a second sealing box in a sealing way; and expansion joints are sleeved at two ends of the low-temperature heat exchanger.
Furthermore, the fixed joint of the heat exchanger bottom plate and the low-temperature heat exchanger is arranged at the central position of the low-temperature heat exchanger.
Further, the expansion guide frames are symmetrically positioned at two sides of the low-temperature heat exchanger; the expansion guide frame is made of angle steel.
Furthermore, the expansion joint is made of nonmetal; the thickness of the flue plate is twenty millimeters.
Furthermore, a plurality of expansion guide frames are symmetrically and fixedly connected to the low-temperature heat exchanger corresponding to the flue plates.
The utility model provides a pair of novel low temperature heat exchanger anticorrosion device has following beneficial effect:
1. the utility model has the advantages that the structure strength is high, and the support is stable through the whole formed by mutually fixedly connecting the bottom steel structure and the support frame; the expansion guide frame is used for limiting the four directions of the low-temperature heat exchanger to be heated and expanded by two, so that the expansion of the low-temperature heat exchanger can be heated, expanded and displaced only along two directions which are not limited; the header end pipeline and the blind end pipeline are integrally welded with the flue plate, and a wall bushing and a blind end pipeline sealing box are omitted; the low-temperature heat exchanger and the flue form a whole, nonmetal expansion joints are arranged at the front and the back of the low-temperature heat exchanger, a bottom plate of the low-temperature heat exchanger is in sliding connection with a lower support, and an expansion guide frame is arranged to ensure that the whole new low-temperature heat exchanger can be expanded freely; the problem of corrosion of the blind end pipeline of the conventional low-temperature heat exchanger can be solved by canceling a blind end pipeline sealing box, and the overall corrosion resistance of the low-temperature heat exchanger is improved;
2. the utility model discloses a low temperature heat exchanger is fixed with the central point of heat exchanger bottom plate puts, and other positions are not fixed to make when low temperature heat exchanger is heated and takes place deformation, low temperature heat exchanger and the central point of heat exchanger bottom plate put and remain throughout and align, thereby realize that low temperature heat exchanger's the thermal expansion is put to the displacement from the central point of heat exchanger bottom plate to both ends, thereby the measurement that can be accurate reachs low temperature heat exchanger's deformation distance.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings;
FIG. 1 is a front view of a novel corrosion protection device for a cryogenic heat exchanger;
FIG. 2 is a schematic top view of a novel corrosion protection device for a cryogenic heat exchanger;
FIG. 3 is a schematic side view, sectional and schematic structural diagram of a novel corrosion protection device for a cryogenic heat exchanger;
fig. 4 is an enlarged schematic view of a portion a in fig. 1.
The reference numbers in the figures illustrate: 1. a bottom steel structure; 2. a support frame; 3. a low temperature heat exchanger; 4. a heat exchanger base plate; 5. a first seal case; 6. an expansion guide frame; 7. a header-end conduit; 8. a blind end pipe; 9. a flue plate; 10. a second seal box; 11. an expansion joint.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
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, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up-down-left-right-front-back 8230; etc.) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the attached drawings), the motion situation, etc., and if the specific posture is changed, the directional indicators are changed accordingly, and the connection may be a direct connection or an indirect connection.
Referring to fig. 1-4, a novel corrosion protection device for a cryogenic heat exchanger comprises a bottom steel structure 1 and a support frame 2; the lower end of the supporting frame 2 is fixedly connected with a plurality of bottom steel structures 1; the upper end of the supporting frame 2 is fixedly connected with a heat exchanger bottom plate 4; the heat exchanger bottom plate 4 is fixedly connected with a low-temperature heat exchanger 3; a first sealing box 5 is fixedly connected to one side of the low-temperature heat exchanger 3; the lower end of the bottom steel structure 1 is symmetrically and fixedly connected with an expansion guide frame 6 corresponding to the upper end of the low-temperature heat exchanger 3; blind end pipelines 8 are symmetrically sleeved on the low-temperature heat exchanger 3; a header end pipeline 7 is fixedly communicated between the blind end pipelines 8; flue plates 9 are symmetrically and fixedly connected to two sides of the blind end pipeline 8; two ends of the blind end pipeline 8 are fixedly connected with a second sealing box 10 in a sealing way; expansion joints 11 are sleeved at two ends of the low-temperature heat exchanger 3; when the support frame works, the bottom steel structure 1 and the support frame 2 are fixedly connected with each other to form a whole, so that the structural strength is high, and the support is stable; the expansion of the low-temperature heat exchanger 3 in four directions is limited by two through the expansion guide frame 6, so that the expansion of the low-temperature heat exchanger 3 can only be subjected to thermal expansion displacement along two directions which are not limited; the header end pipeline 7 and the blind end pipeline 8 are integrally welded with a flue plate 9, and a wall bushing and a blind end pipeline sealing box are omitted; the low-temperature heat exchanger 3 and the flue form a whole, the front and the back of the low-temperature heat exchanger 3 are provided with the nonmetal expansion joints 11, the bottom plate of the low-temperature heat exchanger 3 is in sliding connection with the lower support, and the expansion guide frame 6 is arranged to ensure that the new low-temperature heat exchanger 3 can be expanded freely; the corrosion problem of the blind end pipeline 8 of the existing low-temperature heat exchanger 3 can be solved, and the overall corrosion resistance of the low-temperature heat exchanger 3 is improved.
The fixed joint of the heat exchanger bottom plate 4 and the low-temperature heat exchanger 3 is arranged at the central position of the low-temperature heat exchanger 3; during operation, the central point through cryogenic heat exchanger 3 and heat exchanger bottom plate 4 puts fixedly, and other positions are not fixed to make when cryogenic heat exchanger 3 is heated and takes place deformation, cryogenic heat exchanger 3 keeps aligning with heat exchanger bottom plate 4's central point all the time, thereby realize that cryogenic heat exchanger 3's the thermal expansion is from heat exchanger bottom plate 4's central point to the displacement of both ends, thereby the measurement that can be accurate reachs cryogenic heat exchanger 3's deformation distance.
The expansion guide frames 6 are symmetrically positioned at two sides of the low-temperature heat exchanger 3; the expansion guide frame 6 is made of angle steel; when the expansion guide frame 6 works, one side of the expansion guide frame can be conveniently fixed, and the other side of the expansion guide frame is used for blocking the deformation displacement of the low-temperature heat exchanger 3, so that the structure is stable and convenient to fix; through the expansion leading truck 6 that the symmetry set up for low temperature heat exchanger 3 controls displacement extreme position and is restricted, thereby guarantees can not take place the deformation distance, thereby makes low temperature heat exchanger 3's four direction deformations become to restrict to two directions.
The expansion joint 11 is made of nonmetal; the thickness of the flue plate 9 is twenty millimeters; when the expansion joint works, the expansion joint 11 made of nonmetal is used, so that the expansion joint cannot rust in long-time use, and the service life of stable work is ensured.
A plurality of expansion guide frames 6 are symmetrically and fixedly connected to the low-temperature heat exchanger 3 corresponding to the flue plate 9; during operation, the expansion guide frames 6 are fixed on two sides of the flue plate 9 through two groups of four expansion guide frames, so that the left and right sides of the heating expansion directions of the flue plate 9 and the blind end pipeline 8 are limited, and only the front and back movement can be carried out, and the expansion can be carried out along the designed direction.
By adopting the scheme, when the utility model is used, the bottom steel structure 1 and the supporting frame 2 are fixedly connected with each other to form a whole, so that the structural strength is high, and the support is stable; the expansion guide frame 6 limits the four directions of the low-temperature heat exchanger 3 to be heated and expanded by two, so that the expansion of the low-temperature heat exchanger 3 can be heated and expanded and displaced only along two unrestricted directions; the header end pipeline 7 and the blind end pipeline 8 are integrally welded with a flue plate 9, and a wall bushing and a blind end pipeline sealing box are omitted; the low-temperature heat exchanger 3 and the flue form a whole, the front and the back of the low-temperature heat exchanger 3 are provided with the nonmetal expansion joints 11, the bottom plate of the low-temperature heat exchanger 3 is in sliding connection with the lower support, and the expansion guide frame 6 is arranged to ensure that the whole new low-temperature heat exchanger 3 can be expanded freely; the problem of corrosion of the blind end pipeline 8 of the low-temperature heat exchanger 3 at present can be solved, and the overall corrosion resistance of the low-temperature heat exchanger 3 is improved; the central positions of the low-temperature heat exchanger 3 and the heat exchanger bottom plate 4 are fixed, and other positions are not fixed, so that when the low-temperature heat exchanger 3 is heated and deformed, the central positions of the low-temperature heat exchanger 3 and the heat exchanger bottom plate 4 are always aligned, the heated expansion of the low-temperature heat exchanger 3 is realized by displacing from the central position of the heat exchanger bottom plate 4 to two ends, and the deformation distance of the low-temperature heat exchanger 3 can be accurately measured; the expansion guide frame 6 is made of angle steel, one side of the expansion guide frame can be conveniently fixed, and the other side of the expansion guide frame is used for blocking the deformation displacement of the low-temperature heat exchanger 3, so that the structure is stable and convenient to fix; the expansion guide frames 6 which are symmetrically arranged enable the left and right displacement limit positions of the low-temperature heat exchanger 3 to be limited, so that deformation distance is guaranteed not to occur, and four directions of the low-temperature heat exchanger 3 are limited to two directions; the expansion joint 11 made of nonmetal does not rust in long-time use, and ensures the service life of stable work; the expansion guide frames 6 are fixed on two sides of the flue plate 9 through two groups of four expansion guide frames, so that the left and right of the heating expansion directions of the flue plate 9 and the blind end pipeline 8 are limited, and the expansion guide frames can only move along the front and back directions, so that the expansion can move along the designed direction.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.
Claims (5)
1. A novel low-temperature heat exchanger anticorrosion device is characterized in that; comprises a bottom steel structure (1) and a supporting frame (2); the lower end of the supporting frame (2) is fixedly connected with a plurality of bottom steel structures (1); the upper end of the supporting frame (2) is fixedly connected with a heat exchanger bottom plate (4); a low-temperature heat exchanger (3) is fixedly connected to the heat exchanger bottom plate (4); a first sealing box (5) is fixedly connected to one side of the low-temperature heat exchanger (3); the upper end of the bottom steel structure (1) is symmetrically and fixedly connected with an expansion guide frame (6) corresponding to the lower end of the low-temperature heat exchanger (3); blind end pipelines (8) are symmetrically sleeved on the low-temperature heat exchanger (3); a header end pipeline (7) is fixedly connected between the blind end pipelines (8); flue plates (9) are symmetrically and fixedly connected to two sides of the blind end pipeline (8); two ends of the blind end pipeline (8) are fixedly connected with a second sealing box (10) in a sealing way; and expansion joints (11) are sleeved at two ends of the low-temperature heat exchanger (3).
2. The novel corrosion prevention device for the cryogenic heat exchanger according to claim 1, characterized in that: the fixed joint of the heat exchanger bottom plate (4) and the low-temperature heat exchanger (3) is arranged at the central position of the low-temperature heat exchanger (3).
3. The novel corrosion prevention device for the cryogenic heat exchanger according to claim 2, characterized in that: the expansion guide frames (6) are symmetrically positioned at two sides of the low-temperature heat exchanger (3); the expansion guide frame (6) is made of angle steel.
4. The novel corrosion prevention device for the cryogenic heat exchanger according to claim 3, characterized in that: the expansion joint (11) is made of nonmetal; the thickness of the flue plate (9) is twenty millimeters.
5. The novel corrosion protection device for the cryogenic heat exchanger according to claim 4, wherein: and a plurality of expansion guide frames (6) are symmetrically and fixedly connected to the low-temperature heat exchanger (3) corresponding to the flue plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222533934.4U CN218600380U (en) | 2022-09-23 | 2022-09-23 | Novel low temperature heat exchanger anticorrosion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222533934.4U CN218600380U (en) | 2022-09-23 | 2022-09-23 | Novel low temperature heat exchanger anticorrosion device |
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| Publication Number | Publication Date |
|---|---|
| CN218600380U true CN218600380U (en) | 2023-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222533934.4U Active CN218600380U (en) | 2022-09-23 | 2022-09-23 | Novel low temperature heat exchanger anticorrosion device |
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| CN (1) | CN218600380U (en) |
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- 2022-09-23 CN CN202222533934.4U patent/CN218600380U/en active Active
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