CN218787757U - Lean-rich liquid heat exchanger - Google Patents
Lean-rich liquid heat exchanger Download PDFInfo
- Publication number
- CN218787757U CN218787757U CN202221695821.8U CN202221695821U CN218787757U CN 218787757 U CN218787757 U CN 218787757U CN 202221695821 U CN202221695821 U CN 202221695821U CN 218787757 U CN218787757 U CN 218787757U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- exchanger unit
- cold
- transfer pipe
- space
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a lean and rich liquor heat exchanger, include: a lower heat exchanger unit disposed on the ground through a saddle; an upper heat exchanger unit mounted on the lower heat exchanger unit through a saddle; a heat transfer pipe communicating the lower heat exchanger unit and the middle space of the upper heat exchanger unit; a cold transfer pipe for communicating the space of the left end head of the lower heat exchanger unit and the space of the left end head of the upper heat exchanger unit; a cold circulating unit with a U-shaped serial channel is formed by the cold transfer pipe and the heat exchange pipe; the compensation ring is arranged on the lower heat exchanger unit and the upper heat exchanger unit and expands and contracts according to the thermal stress generated by the temperature difference, the utility model adopts the sectional type heat exchange of an upper and a lower double-layer series structure, and the heat exchange effect is improved; the compensation ring is adopted in the middle of the heat exchanger to adapt to the thermal stress of temperature difference change, so that the service life and the safety of the equipment are improved; the baffle plate is adopted to increase the heat exchange area of the heating liquid; the pump heads are connected with the hot transfer pipe and the cold transfer pipe, so that the heat loss during transmission is reduced, and the transmission efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of chemical production and specifically relates to a lean and rich liquor heat exchanger relates to liquid heat exchanger field.
Background
At present, the heat exchangers are various in types, are applied to related industries such as chemical industry, petroleum, metallurgy, textile, medicine, nuclear power, central heating, food and the like, have various structural types, are structurally provided with floating head type heat exchangers, fixed tube plate type heat exchangers, U-shaped tube plate heat exchangers, plate type heat exchangers and the like, and are widely applied.
In some processes, the maximum efficiency cannot be achieved by one-time heat exchange, so that some heat exchangers connected in parallel or in series are generated, the problems of energy loss, low transmission speed and poor temperature control of the existing heat exchangers connected in parallel or in series can be caused by overlong transfer pipelines in the heat exchange process, the aims of reducing cost, improving efficiency, saving energy and reducing emission, improving medium rotation speed, stabilizing temperature control and the like are fulfilled by reasonably and efficiently utilizing energy, and the safety of the use process is guaranteed.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention is directed to a lean and rich liquid heat exchanger for solving the difficulties of the prior art.
To achieve the above and other related objects, the present invention provides a lean and rich liquor heat exchanger, including:
the lower part of the lower heat exchanger unit is arranged on the ground through a saddle, the lower heat exchanger unit internally comprises a middle space and head spaces at two ends, and hot liquid is input into the middle space from a hot inlet 101 of the lower heat exchanger unit, is pushed leftwards in an S shape and is gradually cooled;
two compensating rings 103 are arranged on the columns of the lower heat exchanger unit and the upper heat exchanger unit respectively, and the lower compensating ring 103 expands and contracts according to thermal stress generated by temperature difference;
the heat transfer pipe 301 is arranged between the lower heat exchanger unit and the upper heat exchanger unit and communicated with the middle space, and hot liquid flows into the middle space of the upper heat exchanger unit along the heat transfer pipe 301;
the cold transfer pipe 302 is arranged between the lower heat exchanger unit and the upper heat exchanger unit and communicated with the head space at the left end of the lower heat exchanger unit, and condensate flows into the lower heat exchanger unit along the cold transfer pipe 302;
the upper heat exchanger unit is arranged above the lower heat exchanger unit through a saddle, and the hot liquid is output from a heat outlet 201 of the upper heat exchanger unit after being cooled for the second time by the upper heat exchanger unit;
and the cold circulation unit is communicated with the head space of the upper heat exchanger unit and the head space of the lower heat exchanger unit through a cold transfer pipe 302 to form a U-shaped serial channel.
According to a preferred solution, the lower heat exchanger unit comprises: a lower pipe body 102, wherein a middle space is formed in the middle of the lower pipe body 102 to carry hot liquid; the left pipe box A104 is arranged at the left end of the lower pipe body 102, and a head space is formed for bearing condensate; a right tube box A105, wherein the right tube box A105 is arranged at the right end of the lower tube body 102 to form a head space for carrying condensate; a hot inlet 101, wherein the hot inlet 101 is arranged at the right end of the lower part of the lower heat exchanger unit, and hot liquid is pumped into the hot inlet 101; and the baffle plate 106 is vertically arranged on the inner wall of the lower heat exchanger unit, and the hot liquid turns back up and down along a flow channel reserved by the baffle plate 106 and pushes the hot liquid to the transfer pipe 301 leftwards.
According to a preferred solution, the cold circulation unit comprises: a cold inlet 401, said cold inlet 401 being arranged on the right header tank B205 of the upper heat exchanger unit and communicating with the head space, condensate being led from the cold inlet 401 into the heat exchange tubes 403; the heat exchange tube 403 is arranged in the middle space of the upper heat exchanger unit and the lower heat exchanger unit, the head spaces at two ends of the heat exchange tube 403 are communicated with the cold transfer tube 302 to form a U-shaped serial channel, and condensate exchanges heat with hot liquid in the middle space through the heat exchange tube 403; and a cold outlet 402, the cold outlet 402 being provided on the right tube box a105 of the lower heat exchanger unit and communicating with the head space, the condensate after heat exchange being discharged from the cold outlet 402.
According to a preferred solution, the lower heat exchanger unit further comprises: spacers 107, said spacers 107 being arranged in the intermediate space of the lower tubular body 102, equidistantly positioning the baffles 106.
According to a preferred embodiment, the hot relay pipe 301 and the cold relay pipe 302 are externally connected with pump heads.
According to a preferred solution, the compensation ring 103 is arranged on the vertical central axis of the lower heat exchanger unit.
According to a preferred embodiment, the left tube box B204 is provided with an exhaust hole.
The utility model adopts the sectional heat exchange of the upper and lower double-layer series structure, thereby improving the heat exchange effect; the compensation ring is adopted in the middle of the heat exchanger to adapt to the thermal stress of temperature difference change, so that the service life and the safety of the equipment are improved; the baffle plate is adopted to increase the heat exchange area of the heating liquid; a distance tube is adopted, so that the stability of the internal structure is improved; the pump heads are connected outside the hot transfer pipe and the cold transfer pipe, so that the heat loss during transmission is reduced, and the transmission efficiency is improved; and the vent hole is adopted, so that the pressure can be quickly released when the equipment works abnormally.
The following description of the preferred embodiments for carrying out the present invention will be made in detail with reference to the accompanying drawings, so that the features and advantages of the present invention can be easily understood.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a left structural schematic diagram of the present invention;
description of the reference symbols
101. A hot inlet; 102. a lower pipe body; 103. a compensation ring; 104. a left channel box A; 105. a right tube box A; 106. a baffle plate; 107. a distance tube; 201. a hot outlet; 204. a left tube box B; 205. a right tube box B; 301. a heat transfer pipe; 302. a cold transfer pipe; 401. a cold inlet; 402. a cold outlet; 403. a heat exchange tube.
Detailed Description
In order to make the purpose, technical scheme and advantage of the technical scheme of the utility model clearer, will combine in the following the utility model discloses the drawing of concrete embodiment is right the technical scheme of the embodiment of the utility model carries out clear, complete description. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Possible embodiments within the scope of the invention may have fewer components, have other components not shown in the figures, different components, differently arranged components or differently connected components, etc. than the embodiments shown in the figures. In addition, two or more of the components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The utility model provides a lean and rich liquid heat exchanger for in the liquid heat transfer technology, the utility model discloses do not restrict the type of hydrothermal solution, nevertheless in this upper and lower double-deck serial-type structure specially adapted lean and rich liquid heat exchanger.
Generally, the utility model provides a lean and rich liquor heat exchanger mainly includes heat exchanger unit, compensation circle 103, hot transfer pipe 301, cold transfer pipe 302, goes up heat exchanger unit and cold circulation unit down, wherein, can refer to FIG. 1, and it shows down heat exchanger unit, compensation circle 103, hot transfer pipe 301, cold transfer pipe 302, goes up heat exchanger unit and cold circulation unit's the relation of arranging.
As mentioned above, in order to ensure that the condensate and the hot liquid exchange heat without mutual pollution during heat exchange, the whole equipment has two routes of an atmosphere cold circulation route and a hot circulation route. The whole equipment mainly comprises an upper structure and a lower structure which are introduced in sequence from bottom to top. At first, two saddles are arranged below the tube body of the lower heat exchanger unit, the saddles are symmetrical to the central axis left and right, and the lower heat exchanger unit is installed on the ground through the saddles. The lower heat exchanger unit comprises inside a middle space, in which hot liquid flows, and head spaces at both ends, and condensate is transported via heat exchange tubes 403 in the head spaces at both ends and in the middle space.
In addition, it should be specifically noted that the lower heat exchanger unit includes: the lower tube body 102, the left tube box A104, the right tube box A105, the hot inlet 101 and the baffle 106, firstly, the lower tube body 102 in the middle of the lower heat exchanger unit is a tubular structure, and a middle space is formed in the middle and is used as a main passage of a heat cycle to carry hot liquid; secondly, a hot inlet 101 is arranged at the right end of the lower part of the lower heat exchanger unit, and hot liquid is pressed into the hot inlet 101 through an external pump head; the baffle plate 106 is adopted for obtaining larger heat exchange area, the baffle plate 106 is vertically arranged on the inner wall of the lower heat exchanger unit, and the hot liquid is folded back up and down along a flow channel reserved by the baffle plate 106 and is pushed to the transfer pipe 301 leftwards; finally, a left channel a104 and a right channel a105 are disposed at the left and right ends of the lower pipe body 102, respectively, to form a head space for carrying condensate.
As described above, in order to reduce the loss of transmission heat and improve the transmission efficiency, the hot relay pipe 301 and the cold relay pipe 302 are externally connected to the pump head and vertically disposed between the lower heat exchanger unit and the upper heat exchanger unit, so that the pipe pass is shortest and the pump head is energized, thereby improving the transmission efficiency. In addition, it should be specifically noted that the hot relay pipe 301 communicates with the intermediate space, and the cold relay pipe 302 communicates with the head space at the left end thereof.
As described above, in order to improve the heat exchange effect and fully use the condensate, the upper heat exchanger unit is installed above the lower heat exchanger unit through the saddle, the hot liquid is firstly input into the middle space from the heat inlet 101 of the lower heat exchanger unit, then pushed leftwards in an S shape and primarily cooled, then flows into the middle space of the upper heat exchanger unit along the heat transfer pipe 301, then pushed rightwards in an S shape and rapidly cooled, and the hot liquid is output from the heat outlet 201 of the upper heat exchanger unit after being cooled secondarily; the cold circulation unit is connected with the head space of the upper heat exchanger unit and the head space of the lower heat exchanger unit through the cold transfer pipe 302 to form a U-shaped series channel, the condensate is used in two stages, firstly, the condensate exchanges heat quickly in the upper heat exchanger unit, but the condensate still has a part of cooling capacity at the moment, the effect is reduced to some extent, then, the condensate at the moment is led into the lower heat exchanger unit, and preliminary heat exchange is carried out on the newly led-in hydrothermal solution, so that the utilization rate of the condensate is improved.
Further, it is specifically explained that the cold circulation unit includes: the heat exchange tube 403 is arranged in the middle space of the upper heat exchanger unit and the lower heat exchanger unit, the head spaces at two ends of the heat exchange tube 403 and the cold transfer tube 302 form a U-shaped serial channel, firstly, condensate is led into the heat exchange tube 403 from the cold inlet 401, then, the condensate exchanges heat with hot liquid in the middle space through the heat exchange tube 403, and the condensate after heat exchange is discharged from the cold outlet 402.
As described above, in order to improve the service life and safety of the apparatus, the compensation ring 103 is respectively disposed on the columns of the lower heat exchanger unit and the upper heat exchanger unit, the compensation ring 103 expands and contracts according to the thermal stress generated by the temperature difference, and it should be specifically mentioned that the compensation ring 103 is disposed on the vertical central axis of the lower heat exchanger unit to achieve the best thermal stress effect.
As mentioned before, to increase the stability of the inner structure, distance tubes 107 are used, the distance tubes 107 being arranged in the middle space of the lower tubular body 102, the baffles 106 being positioned equidistantly.
As described above, in order to allow rapid pressure relief when the equipment abnormally operates, the left channel B204 is provided with an exhaust hole.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. A lean-rich liquid heat exchanger, comprising:
the lower part of the lower heat exchanger unit is arranged on the ground through a saddle, the inner part of the lower heat exchanger unit comprises a middle space and head spaces at two ends, and hot liquid is input into the middle space from a hot inlet (101) of the lower heat exchanger unit, is pushed leftwards in an S shape and is gradually cooled;
the heat transfer pipe (301) is arranged between the lower heat exchanger unit and the upper heat exchanger unit and communicated with the middle space, and hot liquid flows into the middle space of the upper heat exchanger unit along the heat transfer pipe (301);
the cold transfer pipe (302) is arranged between the lower heat exchanger unit and the upper heat exchanger unit and communicated with the head space at the left end of the lower heat exchanger unit, and condensate flows into the lower heat exchanger unit along the cold transfer pipe (302);
the upper heat exchanger unit is arranged above the lower heat exchanger unit through a saddle, and the hot liquid is output from a heat outlet (201) of the upper heat exchanger unit after being cooled for the second time through the upper heat exchanger unit;
the cold circulation unit is communicated with the head space of the upper heat exchanger unit and the head space of the lower heat exchanger unit through a cold transfer pipe (302) to form a U-shaped serial channel;
the number of the compensation rings (103) is two, the two compensation rings (103) are respectively arranged on the columns of the lower heat exchanger unit and the upper heat exchanger unit, and the compensation rings (103) expand and contract according to thermal stress generated by temperature difference.
2. The lean-rich liquid heat exchanger of claim 1 wherein the lower heat exchanger unit comprises:
a lower pipe body (102), wherein a middle space is formed in the middle of the lower pipe body (102) for bearing hot liquid;
the left pipe box A (104), the left pipe box A (104) is arranged at the left end of the lower pipe body (102) to form a head space for carrying condensate;
the right pipe box A (105), the right pipe box A (105) is arranged at the right end of the lower pipe body (102) to form a head space for carrying condensate;
a hot inlet (101), the hot inlet (101) being arranged at the lower right end of the lower heat exchanger unit, hot liquid being pumped into the hot inlet (101);
and the baffle plate (106) is vertically arranged on the inner wall of the lower heat exchanger unit, and the hot liquid turns back up and down along a flow channel reserved by the baffle plate (106) and pushes the hot liquid to the transfer pipe (301) leftwards.
3. The lean-rich liquid heat exchanger of claim 1, wherein the cold cycle unit comprises:
a cold inlet (401), said cold inlet (401) being arranged on the right header B (205) of the upper heat exchanger unit and communicating with the head space, condensate being led from the cold inlet (401) into the heat exchange tubes (403);
the heat exchange tube (403) is arranged in the middle space of the upper heat exchanger unit and the lower heat exchanger unit, the head spaces at two ends of the heat exchange tube (403) are communicated with the cold transfer tube (302) to form a U-shaped serial channel, and condensate exchanges heat with hot liquid in the middle space through the heat exchange tube (403);
and a cold outlet (402), wherein the cold outlet (402) is arranged on the right channel box A (105) of the lower heat exchanger unit and is communicated with the head space box body, and condensate after heat exchange is finished is discharged from the cold outlet (402).
4. The lean-rich liquid heat exchanger of claim 2, wherein the lower heat exchanger unit further comprises: distance tubes (107), the distance tubes (107) being arranged in the intermediate space of the lower tube body (102), the baffles (106) being positioned equidistantly.
5. The lean-rich liquid heat exchanger according to claim 1, wherein the hot transfer pipe (301) and the cold transfer pipe (302) are externally connected with pump heads.
6. The lean-rich liquid heat exchanger of claim 1 wherein the compensating ring (103) is disposed on a vertical central axis of the lower heat exchanger unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221695821.8U CN218787757U (en) | 2022-07-01 | 2022-07-01 | Lean-rich liquid heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221695821.8U CN218787757U (en) | 2022-07-01 | 2022-07-01 | Lean-rich liquid heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218787757U true CN218787757U (en) | 2023-04-04 |
Family
ID=86503968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221695821.8U Active CN218787757U (en) | 2022-07-01 | 2022-07-01 | Lean-rich liquid heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218787757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117722870A (en) * | 2023-12-14 | 2024-03-19 | 扬州伟毅通用设备有限公司 | Sectional type heat exchanger for chemical equipment |
-
2022
- 2022-07-01 CN CN202221695821.8U patent/CN218787757U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117722870A (en) * | 2023-12-14 | 2024-03-19 | 扬州伟毅通用设备有限公司 | Sectional type heat exchanger for chemical equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106591887B (en) | A kind of aluminium cell side wall device for generating power by waste heat based on organic flash distillation cycle | |
| CN218787757U (en) | Lean-rich liquid heat exchanger | |
| CN204806941U (en) | Heat exchanger | |
| CN104913672A (en) | Box type shell and tube heat exchanger | |
| CN205011733U (en) | Novel making wine equipment | |
| CN101839655B (en) | High-efficiency module back-stroke displacement heat exchanger | |
| CN217330804U (en) | Energy-saving double-tube plate heat exchanger for purified water system | |
| CN204787950U (en) | Box shell and tube type heat exchanger | |
| CN202346974U (en) | External heat collector | |
| CN205209291U (en) | Built -in heat exchanger | |
| CN211903822U (en) | Casing pipe wall communicating heat exchanger | |
| CN204111662U (en) | A kind of disposable dust remover coke powder cooling apparatus | |
| CN210861791U (en) | Heating absorption heat pump for producing steam through natural circulation | |
| CN201096399Y (en) | Liquid-heating device | |
| CN209512584U (en) | A kind of high-efficiency heat exchanger of refrigerator | |
| CN210035660U (en) | Multistage-series-connection heating absorption type heat exchanger unit | |
| CN206919726U (en) | A kind of novel heat exchanger structure | |
| CN102288062A (en) | Sealed pipe plate for heat exchanger | |
| CN207456217U (en) | Gravity-flow ventilation direct air cooling system | |
| CN207162943U (en) | For Chinese medicine production die heater parallel connection heating plant | |
| CN219390628U (en) | Heat energy exchange device | |
| CN214360343U (en) | Efficient energy-saving mechanism for water distiller | |
| CN215114133U (en) | Steel lining tetrafluoro heat exchanger capable of autonomously controlling temperature | |
| CN109696071A (en) | The plate-fin recuperator of helium turbine | |
| CN204438840U (en) | Cooling tower air cooling auxiliary equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |