CN215447484U - Heat exchanger with long service life - Google Patents
Heat exchanger with long service life Download PDFInfo
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- CN215447484U CN215447484U CN202121882097.5U CN202121882097U CN215447484U CN 215447484 U CN215447484 U CN 215447484U CN 202121882097 U CN202121882097 U CN 202121882097U CN 215447484 U CN215447484 U CN 215447484U
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Abstract
The utility model discloses a heat exchanger with long service life, which belongs to the technical field of heat exchangers, wherein a plurality of compensation rings are fixedly welded on the surface of a shell of a heat exchanger body, a steam inlet and a water outlet are respectively and fixedly arranged at the top of the heat exchanger body, a water inlet and a condensed water outlet are respectively and fixedly arranged at the bottom of the heat exchanger body, a regulating valve is assembled on a condensed water pipeline of the heat exchanger, when the outlet water temperature of the heat exchanger needs to be reduced, the opening degree of the regulating valve is reduced, the liquid level in the heat exchanger is improved, the effective area of the heat exchanger is reduced until the required temperature of the heat exchanger is reached, and vice versa, the problems of noise and vibration caused by steam throttling are well solved, meanwhile, the plurality of compensation rings better eliminate the thermal expansion rate, the compensation rings are uniformly distributed, and the thermal expansion rate generated in each part of the shell can be controlled, the heat expansion rate of the whole heat exchange tube is reduced, the working environment is improved, and the service life of the heat exchanger is prolonged.
Description
Technical Field
The utility model belongs to the technical field of heat exchangers, and particularly relates to a heat exchanger with a long service life.
Background
The shell-and-tube heat exchanger is a dividing wall type heat exchanger in which the wall surface of a tube bundle enclosed in a shell is used as a heat transfer surface. Steam enters the outside of the pipe, and heated circulating water passes through the inside of the pipe. The heat exchanger has the advantages of simple structure and reliable operation, can be used at high temperature and high pressure, and is the most widely applied type at present.
In the past, the temperature of the heat exchanger is controlled by adjusting the steam inlet valve of the heat exchanger to control the flow. After the steam is throttled, huge noise is generated on site, and the heat exchange tube vibrates. Vibration of the heat exchange tube bundle is often the main cause of damage to the heat exchange tubes, which causes the heat exchanger to be scrapped prematurely.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.
The utility model is provided in view of the situations of the existing heat exchanger in the using process, and needs to provide a heat exchanger with long service life, solve the existing problems, improve the working environment and prolong the service life of the heat exchanger.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions: the utility model provides a long service life's heat exchanger, includes heat exchanger body and adjusting valve group, its characterized in that: the fixed welding of shell surface of heat exchanger body has a plurality of compensation circles, the top of heat exchanger body is fixed steam inlet and the delivery port of being provided with respectively, the bottom of heat exchanger body is fixed water inlet and the export of condensate water of being provided with respectively, steam inlet, delivery port, water inlet and condensate water export are equallyd divide respectively fixedly connected with steam inlet pipe way, outlet conduit, inlet channel and condensate water pipeline, condensate water pipeline's middle part fixed mounting has the regulating valve group.
Preferably, the middle parts of the steam inlet pipeline and the water outlet pipeline are both fixedly provided with gate valves and pressure gauges.
Preferably, a gate valve is fixedly arranged at the starting end of the condensed water pipeline.
Preferably, a plurality of small valves adopted by the regulating valve group are gate valves.
Preferably, the inside of condensate pipe is provided with buffering passageway, the one end of buffering passageway is provided with a plurality of through-holes.
Compared with the prior art, this kind of long service life's heat exchanger, assemble the governing valve on the heat exchanger condensate pipe way, when needs reduce heat exchanger leaving water temperature, reduce the governing valve aperture, promote liquid level in the heat exchanger, reduce heat exchanger effective area, until reaching the heat exchanger temperature of needs, vice versa, the good noise and the vibration problem of causing because of the steam throttle of having solved, a plurality of compensation circles eliminate the thermal expansion rate better simultaneously, with compensation circle evenly distributed, let the inside thermal expansion rate homoenergetic everywhere of casing produce obtain control, reduce the thermal expansion rate of whole heat exchange tube, the operational environment has been improved, heat exchanger life has been prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic diagram of a buffer channel according to the present invention.
In the figure: 100 heat exchanger bodies, 110 compensation rings, 120 steam inlets, 121 steam inlet pipelines, 130 water outlets, 131 water outlet pipelines, 140 water inlets, 141 water inlet pipelines, 150 condensed water outlets, 151 condensed water pipelines, 160 buffer channels and 200 regulating valve groups.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, wherein for convenience of illustration, the cross-sectional view of the device structure is not enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a heat exchanger with long service life, wherein a regulating valve is assembled on a condensate pipeline of the heat exchanger, when the outlet water temperature of the heat exchanger needs to be reduced, the opening of the regulating valve is reduced, the liquid level in the heat exchanger is improved, the effective area of the heat exchanger is reduced until the required temperature of the heat exchanger is reached, and vice versa, the problems of noise and vibration caused by steam throttling are well solved, meanwhile, a plurality of compensating rings better eliminate the thermal expansion rate, the compensating rings are uniformly distributed, the thermal expansion rate generated at each position in a shell can be controlled, the thermal expansion rate of the whole heat exchange tube is reduced, the working environment is improved, and the service life of the heat exchanger is prolonged, please refer to 1-2, and the heat exchanger comprises a heat exchanger body 100 and a regulating valve group 200;
referring to fig. 1-2 again, specifically, a plurality of compensation rings 110 are fixedly welded on the surface of the shell of the heat exchanger body 100, a steam inlet 120 and a water outlet 130 are respectively and fixedly arranged on the top of the heat exchanger body 100, a water inlet 140 and a condensed water outlet 150 are respectively and fixedly arranged on the bottom of the heat exchanger body 100, the steam inlet 120, the water outlet 130, the water inlet 140 and the condensed water outlet 150 are respectively and fixedly connected with a steam inlet pipeline 121, a water outlet pipeline 131, a water inlet pipeline 141 and a condensed water pipeline 151, and an adjusting valve group 200 is fixedly arranged in the middle of the condensed water pipeline 151;
referring to fig. 1-2 again, specifically, gate valves and pressure gauges are fixedly installed at the middle portions of the steam inlet pipe 121 and the water outlet pipe 131, a gate valve is fixedly installed at the start end of the condensed water pipe 151, a plurality of small valves adopted by the regulating valve group 200 are all gate valves, a buffer passage 160 is arranged inside the condensed water pipe 151, and a plurality of through holes are arranged at one end of the buffer passage 160.
When in specific use, the amount of condensed water is produced according to the heat exchanger body 100, after the adjusting range of the adjusting valve group 200 is selected, the adjusting valve group 200 is installed on the condensed water pipeline 151 of the heat exchanger body 100, thereby the liquid level of the heat exchanger body 100 is controlled by adjusting the amount of condensed water, the heat exchange area of the heat exchanger body 100 is adjusted, latent heat of vaporization is fully absorbed, meanwhile, the thermal expansion rate can be better eliminated by the plurality of compensation rings 110, the plurality of compensation rings 110 are uniformly distributed, the thermal expansion rate produced everywhere in the shell of the heat exchanger body 100 can be controlled, the thermal expansion rate of the whole heat exchange tube is reduced, and the buffer channel 160 can effectively buffer the fluid.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. A long service life's heat exchanger includes heat exchanger body (100) and adjusting valve group (200), its characterized in that: the fixed welding of shell surface of heat exchanger body (100) has a plurality of compensation circles (110), the top of heat exchanger body (100) is fixed steam inlet (120) and delivery port (130) of being provided with respectively, the bottom of heat exchanger body (100) is fixed water inlet (140) and condensate outlet (150) of being provided with respectively, steam inlet (120), delivery port (130), water inlet (140) and condensate outlet (150) are equallyd divide respectively fixedly connected with admission line (121), outlet conduit (131), inlet conduit (141) and condensate pipe (151), the middle part fixed mounting of condensate pipe (151) has adjusting valve group (200).
2. A long life heat exchanger as claimed in claim 1, wherein: and gate valves and pressure gauges are fixedly arranged in the middle parts of the steam inlet pipeline (121) and the water outlet pipeline (131).
3. A long life heat exchanger as claimed in claim 1, wherein: and a gate valve is fixedly arranged at the starting end of the condensed water pipeline (151).
4. A long life heat exchanger as claimed in claim 1, wherein: and a plurality of small valves adopted by the regulating valve group (200) are gate valves.
5. A long life heat exchanger as claimed in claim 1, wherein: the inside of condensate pipe (151) is provided with buffering passageway (160), the one end of buffering passageway (160) is provided with a plurality of through-holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882097.5U CN215447484U (en) | 2021-08-12 | 2021-08-12 | Heat exchanger with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882097.5U CN215447484U (en) | 2021-08-12 | 2021-08-12 | Heat exchanger with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215447484U true CN215447484U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121882097.5U Active CN215447484U (en) | 2021-08-12 | 2021-08-12 | Heat exchanger with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215447484U (en) |
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2021
- 2021-08-12 CN CN202121882097.5U patent/CN215447484U/en active Active
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