CN217155087U - Non-metal corrosion-resistant tubulation scour prevention heat exchanger - Google Patents
Non-metal corrosion-resistant tubulation scour prevention heat exchanger Download PDFInfo
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- CN217155087U CN217155087U CN202221024735.4U CN202221024735U CN217155087U CN 217155087 U CN217155087 U CN 217155087U CN 202221024735 U CN202221024735 U CN 202221024735U CN 217155087 U CN217155087 U CN 217155087U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
The utility model discloses a nonmetal corrosion-resistant shell-and-tube scour prevention heat exchanger, wherein, heat exchanger tube plates are arranged at two ends of a heat exchanger shell, a plurality of shell-and-tubes are arranged in a heat exchange cavity inside the heat exchanger shell, and the two ends of the shell-and-tube run through the design of the heat exchanger tube plates; a circle of dispersing ring is arranged on the outer wall of one end of the heat exchanger shell in a surrounding manner, a plurality of water distribution holes are formed in the dispersing ring and communicated with the inside of the heat exchanger shell, and a cooling water inlet is formed in the outside of the dispersing ring in a connecting manner; through the structure, a set of liquid rotational flow dispersing device is designed and installed at the inlet of the cooler, so that cooling water changes the flow direction and enters the shell pass from the porous without directly impacting the tube array, and the problem of tube array damage is thoroughly solved through the simple structure.
Description
Technical Field
The utility model belongs to the technical field of nonmetal corrosion resistant pipe heat exchanger, concretely relates to nonmetal corrosion resistant tubulation scour prevention heat exchanger.
Background
The applicant mainly pursues the design of tail gas treatment equipment in the chemical and pharmaceutical industries, and the tail gas in the industries has strong corrosivity, and is not tolerant to general metals and needs to be made of non-metal anticorrosive materials.
In the existing tail gas waste heat cooling and absorbing device, in order to improve the heat transfer efficiency, the cooler tube array is made of graphite modified material, and the physical strength of the material is not high enough to be metal, so that the material is very easy to break or damage under the strong flushing of cooling water inlet liquid, corrosive liquid in a tube (tube pass) is leaked and mixed with cooling water outside the tube (shell pass), the normal operation of production is influenced, a cooling circulating water system is seriously polluted, a refrigerating unit and a circulating pump are scrapped when the system is serious, and the potential safety hazard is large.
Aiming at the defects in the prior art, as technical personnel in the industry, a heat exchanger capable of preventing high-pressure scouring is very necessary to be designed, high-pressure liquid can be prevented from directly impacting a tube array, and the tube array is prevented from being broken due to high-pressure impact.
Disclosure of Invention
For overcoming prior art not enough, the utility model provides a nonmetal corrosion resistant tubulation scour prevention heat exchanger, its structural design is simple, novel, and the preparation is convenient, can effectually avoid high-pressure liquid directly to erode the tubulation, prevents that it from causing the damage to the tubulation.
In order to achieve the technical purpose, the utility model adopts the following scheme: a nonmetal corrosion-resistant shell-tube anti-scouring heat exchanger comprises a heat exchanger shell, wherein heat exchanger tube plates are arranged at two ends of the heat exchanger shell, a plurality of shell tubes are arranged in a heat exchange cavity in the heat exchanger shell, and two ends of each shell tube penetrate through the design of the heat exchanger tube plates; the heat exchanger is characterized in that a water return port is formed in the outer wall of one end of the heat exchanger shell, a circle of dispersing ring is arranged on the outer wall of the other end of the heat exchanger shell in a surrounding mode, a plurality of water distribution holes are formed in the dispersing ring and communicated with the inside of the heat exchanger shell, and a cooling water inlet is formed in the outer connection of the dispersing ring.
The tube nest is made of graphite modified polypropylene.
The cooling water inlet is provided with an extension pipe, and the extension pipe is arranged tangential to the outer wall of the dispersion ring.
The plurality of tube arrays are arranged in parallel inside the heat exchanger shell.
The utility model has the advantages that: through the arrangement, the two ends of the heat exchanger shell are provided with the heat exchanger tube plates, the heat exchange cavity inside the heat exchanger shell is internally provided with a plurality of tube arrays, and the two ends of the tube arrays penetrate through the design of the heat exchanger tube plates; a circle of dispersing ring is arranged on the outer wall of one end of the heat exchanger shell in a surrounding manner, a plurality of water distribution holes are formed in the dispersing ring and communicated with the inside of the heat exchanger shell, and a cooling water inlet is formed in the outside of the dispersing ring in a connecting manner; through the structure, a set of liquid rotational flow dispersing device is designed and installed at the inlet of the cooler, so that cooling water changes the flow direction and enters the shell pass from the porous without directly impacting the tube array, and the problem of tube array damage is thoroughly solved through the simple structure.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of FIG. 1 along the direction A;
in the attached drawing, the heat exchanger comprises a heat exchanger shell 1, a heat exchange cavity 11, a water return port 12, a tube array 2, an upper heat exchanger tube plate 3, a lower heat exchanger tube plate 4, an extension tube 51, a cooling water inlet 6, a dispersing ring 61, a dispersing cavity 62 and a water distribution hole.
Detailed Description
Referring to fig. 1 and 2, the utility model discloses a nonmetal corrosion-resistant shell-and-tube scour prevention heat exchanger, which comprises a heat exchanger shell 1 arranged in a cylindrical structure, when the heat exchanger shell 1 is vertically arranged, the two ends of the heat exchanger shell are respectively provided with an upper heat exchanger tube plate 3 and a lower heat exchanger tube plate 4, a plurality of shell-and-tubes 2 are arranged in a heat exchange cavity 11 inside the heat exchanger shell 1, a plurality of shell-and-tubes are arranged in the heat exchange cavity 11 inside the heat exchanger shell in parallel, and the two ends of all the shell-and-tubes 2 run through the design of the heat exchanger tube plates; the heat exchanger comprises a heat exchanger shell 1 and is characterized in that a water return port 12 is formed in the outer wall of one end of the heat exchanger shell 1, a circle of dispersing ring 6 is arranged on the outer wall of the other end of the heat exchanger shell in an encircling mode, a dispersing cavity 61 is formed in the dispersing ring 6, a plurality of water distribution holes 62 are formed in the outer wall of the heat exchanger shell 1 and communicated with a heat exchange cavity 11 in the heat exchanger shell 1, and a cooling water inlet 51 is formed in the outer connection of the dispersing ring 6. The tube nest is made of graphite modified polypropylene materials, and the materials can effectively exert the corrosion resistance of the outer wall of the tube nest.
It is further noted that the cooling water inlet 51 is arranged on the extension pipe 5, where the extension pipe 5 is arranged tangentially to the outer wall of the dispersion ring 6. After the structure is arranged, when the heat exchanger is used, a plurality of water distribution holes 62 are formed in the dispersing ring 6 and communicated with the inside of the heat exchanger shell 1, and the outside of the dispersing ring is tangentially connected with the cooling water inlet 51; the dispersing ring is used as a liquid rotational flow dispersing device, so that the cooling water changes the flow direction and is cut into the shell pass from the porous structure without directly impacting the tubes 2, and the problem of tube damage is thoroughly solved through the simple structure.
Claims (4)
1. The utility model provides a nonmetal corrosion resistant tubulation scour prevention heat exchanger, its includes a heat exchanger shell, its characterized in that: heat exchanger tube plates are arranged at two ends of the heat exchanger shell, a plurality of tube arrays are arranged in a heat exchange cavity in the heat exchanger shell, and two ends of each tube array penetrate through the design of the heat exchanger tube plates; the heat exchanger is characterized in that a water return port is formed in the outer wall of one end of the heat exchanger shell, a circle of dispersing ring is arranged on the outer wall of the other end of the heat exchanger shell in a surrounding mode, a plurality of water distribution holes are formed in the dispersing ring and communicated with the inside of the heat exchanger shell, and a cooling water inlet is formed in the outer connection of the dispersing ring.
2. The non-metallic corrosion-resistant shell and tube erosion-resistant heat exchanger of claim 1, wherein: the tube nest is made of graphite modified polypropylene.
3. The non-metallic corrosion-resistant shell and tube erosion-resistant heat exchanger of claim 1, wherein: the cooling water inlet is provided with an extension pipe, and the extension pipe is arranged tangential to the outer wall of the dispersion ring.
4. The non-metallic corrosion-resistant shell and tube erosion-resistant heat exchanger of claim 1, wherein: the plurality of tube arrays are arranged in parallel inside the heat exchanger shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221024735.4U CN217155087U (en) | 2022-04-29 | 2022-04-29 | Non-metal corrosion-resistant tubulation scour prevention heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221024735.4U CN217155087U (en) | 2022-04-29 | 2022-04-29 | Non-metal corrosion-resistant tubulation scour prevention heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217155087U true CN217155087U (en) | 2022-08-09 |
Family
ID=82663431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221024735.4U Active CN217155087U (en) | 2022-04-29 | 2022-04-29 | Non-metal corrosion-resistant tubulation scour prevention heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217155087U (en) |
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2022
- 2022-04-29 CN CN202221024735.4U patent/CN217155087U/en active Active
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