CN107687786B - Anti-blocking heat taking pipeline system - Google Patents
Anti-blocking heat taking pipeline system Download PDFInfo
- Publication number
- CN107687786B CN107687786B CN201610633555.9A CN201610633555A CN107687786B CN 107687786 B CN107687786 B CN 107687786B CN 201610633555 A CN201610633555 A CN 201610633555A CN 107687786 B CN107687786 B CN 107687786B
- Authority
- CN
- China
- Prior art keywords
- pipe
- pipeline
- foreign matter
- heat exchange
- heat
- 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.)
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- 239000000463 material Substances 0.000 claims abstract description 46
- 238000000605 extraction Methods 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000003373 anti-fouling effect Effects 0.000 claims 3
- 238000010276 construction Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000002918 waste heat Substances 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 238000012546 transfer Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/01—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using means for separating solid materials from heat-exchange fluids, e.g. filters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the field of waste heat recovery, in particular to an anti-blocking heat taking pipeline system, which comprises a material inlet pipeline, a material outlet pipeline, a pipe fitting, a heat exchange main pipe and a foreign matter discharge pipe, wherein the pipe fitting comprises an inflow pipeline, a heat exchange main pipe interface which is arranged on the outer side of the pipe wall of the inflow pipeline and communicated with the inner part of the inflow pipeline, and a foreign matter interception element which is arranged between the inflow pipeline and the heat exchange main pipe interface, the heat exchange main pipe interface is connected with the heat exchange main pipe, one side of the inflow pipeline is connected with the material inlet pipeline, the other side of the inflow pipeline is connected with a foreign matter discharge pipe, the heat exchange main pipe is connected with the foreign matter discharge pipe in parallel and the material outlet pipeline in parallel, a heat exchange unit is arranged on the heat exchange main pipe, the foreign matter interception element intercepts foreign matters in materials to prevent the foreign matters in the materials from blocking a heat exchanger channel, and the pipeline is washed online when the materials pass through the foreign matter discharge pipe.
Description
Technical Field
The invention relates to the field of waste heat recovery, in particular to an anti-blocking heat taking pipeline system.
Background
In the waste heat recovery field, especially blast furnace slag flushing water, domestic sewage and the like in the low-temperature waste heat recovery field contain huge heat, however, the materials have poor self quality, and a large amount of foreign matters such as stones, woven bags, long fibers, plastic water bottles and the like exist, so that the heat-taking heat exchanger is extremely easy to block, and the heat-taking heat exchanger cannot normally operate. For such materials, at present, the conventional method is to arrange a filter on a pipeline, intercept foreign matters by the filter, when the foreign matters are more, the filter needs to perform frequent back flushing or cleaning on the filter core, on one hand, a great amount of secondary pollution is caused, on the other hand, the operation continuity is poorer and has a certain influence on the original system, and the frequent back flushing or cleaning greatly improves the operation and maintenance workload and the energy consumption of the device.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a blockage-resistant heat-taking pipeline system aiming at low-temperature heat source materials containing foreign matters such as stones, woven bags, long fibers, plastic water bottles and the like, namely the problem that the heat exchanger is blocked by the foreign matters on the premise of ensuring stable heat taking of the heat-taking heat exchanger is solved, and meanwhile, secondary pollution of the foreign matters to the environment is avoided.
The invention is realized by the following technical scheme:
the utility model provides an anti-blocking heat taking pipeline system, including material inlet pipeline, material outlet pipeline, the pipe fitting, the heat transfer is responsible for, foreign matter discharge pipe, valve and heat exchange unit, the pipe fitting includes the inflow pipeline, locate the inflow pipeline pipe wall outside and with the heat transfer that inflow pipeline inside link up be responsible for the interface and locate the inflow pipeline and heat transfer and be responsible for the foreign matter interception component between the interface, heat transfer is responsible for the interface connection heat transfer and is responsible for, material inlet pipeline is connected to inflow pipeline one side, foreign matter discharge pipe is connected to the opposite side, heat transfer is responsible for and foreign matter discharge pipe parallelly connected and parallelly connected exit linkage material outlet pipeline, be equipped with the heat exchange unit on the heat transfer is responsible for, be equipped with the valve on the foreign matter discharge pipe.
Preferably, the pipe fitting is provided with a plurality of heat exchange main pipe interfaces along the outer side of the pipe wall, and a foreign matter interception element is arranged between each heat exchange main pipe interface and the inflow pipe.
Preferably, the foreign matter interception element can be one or a combination of a sieve plate or a grid or a silk screen,
preferably, the mesh of the foreign matter interception element is one or a combination of triangle, rectangle, polygon, circle and ellipse.
Preferably, the foreign matter interception element and the pipe fitting may be of an integral or split type structure.
Preferably, the pipe inflow pipeline and the heat exchange main pipe interface are of an integral structure or a split welding structure.
Preferably, the heat exchange unit may be one or a combination of a heat exchanger, a flash tank, a buffer tank, a filter and a pump, and the combination forms are serial connection or parallel connection.
The beneficial effects of the invention are as follows:
by arranging the anti-blocking heat-collecting pipeline system on the original pipeline system, the heat-collecting pipeline system is only a part of the original pipeline system, and any function of the original pipeline system is not affected. After the anti-blocking heat-taking pipe system is arranged in the pipeline, two mutually independent channels of a material outlet channel and a foreign matter discharge channel are formed in the pipeline system, namely, foreign matters such as stones, woven bags, long fibers, plastic water bottles and the like in the material are accumulated in the foreign matter discharge pipe after being intercepted, and the material outlet channel is connected with the heat-taking heat exchanger, so that the problem that the heat-taking heat exchanger is blocked by the foreign matters on the premise of normally taking heat is reasonably solved. When the valve at the foreign matter discharge pipe in the pipeline system is opened, the intercepted foreign matter still returns to the original system through the foreign matter discharge pipe, namely, the foreign matter follows where to go back and forth and is still in the original system, no secondary pollution is generated, and compared with the prior art, the invention has the following innovations and novelty:
the heat exchange main pipe and the foreign matter discharge pipe in the anti-blocking heat taking pipeline system are mutually independent, so that the interception and the diversion of foreign matters such as stones, woven bags, long fibers, plastic water bottles and the like are realized, the normal heat taking of the heat taking heat exchanger is ensured, and the heat taking heat exchanger is prevented from blocking a flow passage due to the foreign matters;
foreign matters in the materials are accumulated in a foreign matter discharge pipe of the anti-blocking heat-collecting pipeline system after being intercepted, a valve at the foreign matter discharge pipe of the pipeline system is opened periodically, the foreign matters still return to the original pipeline system, namely, the foreign matters are from where to still return to where to go, and the foreign matters still stay in the original system, so that no secondary pollution is generated;
the anti-blocking heat-taking pipeline system does not need switching, shutdown maintenance or back flushing, and the heat-taking heat exchanger or other equipment can continuously run without being blocked;
the anti-blocking heat-collecting pipeline system is used as a part of a pipeline, so that the occupation and the cost of the pipeline system are not increased basically, and the running and operating cost is almost low.
Drawings
Fig. 1 is a schematic illustration of the invention.
Fig. 2 is a schematic view of the structure of a pipe member constituting the present invention.
Fig. 3 is another embodiment of a tube constituting the present invention.
Fig. 4 is another embodiment of a tube constituting the present invention.
Fig. 5 is another embodiment of a tube constituting the present invention.
In the figure: 1. pipe fitting, 2, foreign matter interception component, 3, heat exchange main pipe interface 101, pipe fitting base pipe, 102, pipe fitting outlet transition section, 103, pipe fitting outlet circular pipe section, A, inflow pipeline, B, heat exchange main pipe, C, heat exchange main pipe.
Detailed Description
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present invention.
Referring to fig. 1, the invention comprises a material inlet pipeline, a material outlet pipeline, a pipe fitting, a heat exchange main pipe and a foreign matter discharge pipe, wherein a pipeline system between the material inlet pipeline and the material outlet pipeline is used for replacing a section of straight pipe of the original pipeline system. The material inlet pipeline is connected with the pipe fitting:
the pipe fitting comprises an inflow pipe, a heat exchange main pipe joint and a foreign matter interception element, wherein the heat exchange main pipe joint is arranged on the outer side of the pipe wall of the inflow pipe and communicated with the inner part of the inflow pipe, the foreign matter interception element is arranged between the inflow pipe and the heat exchange main pipe joint, the heat exchange main pipe joint is connected with a heat exchange main pipe, one side of the inflow pipe is connected with a material inlet pipeline, the other side of the inflow pipe is connected with a foreign matter discharge pipe, the heat exchange main pipe is connected with the foreign matter discharge pipe in parallel and is connected with a material outlet pipeline in parallel, a heat exchange unit is arranged on the heat exchange main pipe, and a valve is arranged on the foreign matter discharge pipe.
Under normal operation conditions, a valve in a pipeline system is in a closed position, a material with foreign matters enters a pipe inflow pipeline through a material inlet pipeline, the material with the foreign matters intercepted by an interception element enters a heat exchange main pipe, and enters a heat extraction heat exchanger to realize heat extraction, and after the heat extraction, the material returns to the original pipeline system through the heat exchange main pipe; when the valve communicating the foreign matter discharge pipe with the material outlet pipeline is opened periodically, the material from the pipeline inlet is washed to the material outlet pipeline by the intercepted foreign matter, i.e. the foreign matter still returns to the original pipeline system, and the heat-taking heat exchanger is not blocked by the foreign matter, and the foreign matter still returns to where from, i.e. the foreign matter still exists in the original system, so that secondary pollution to the environment is avoided, and almost no energy consumption is generated, thereby achieving the purposes of only taking heat and not generating pollution.
Referring to fig. 2, the inlet pipe and the heat exchange main pipe joint constituting the pipe of the present invention may be of a unitary structure, and the foreign matter intercepting element may be one or a combination of mesh plates or mesh wires, wherein the mesh holes of the mesh plates are one or a combination of triangles, rectangles, polygons, circles, and ovals.
In combination with fig. 1 and 2, under normal operation conditions, the valve connecting the foreign matter discharge pipe with the material outlet pipeline is in a closed state, the material with foreign matters such as stones, woven bags, long fibers, plastic water bottles and the like enters the pipe inlet channel inflow pipeline from the material inlet pipeline, the foreign matters are intercepted by the foreign matter interception element arranged between the inflow pipeline and the heat exchange main pipe interface, gathered in the channel between the foreign matter discharge pipe and the valve, and the rest of the material enters the heat extraction heat exchanger arranged on the heat exchange main pipe through the heat exchange main pipe interface to exchange heat, and returns to the original pipeline system through the material outlet channel after the heat extraction process is finished. When the valve is opened regularly, the material directly flows into the foreign matter discharge pipe through the inflow pipeline and returns to the original pipeline system through the material outlet channel, and the foreign matter accumulated in the channel between the foreign matter discharge pipe and the valve is entrained by the material to wash out the anti-blocking heat-taking pipeline system and returns to the original pipeline system. Further, when the heat exchanger is adjusted to one or a combination of a flash tank, a buffer tank, a filter and a pump, the above operation procedure is still applicable.
Referring to fig. 3, the pipe fitting forming the invention is of a split welding structure, namely, the pipe fitting is composed of a base pipe, an outlet transition section and an outlet circular pipe section, the outlet transition section is of a taper pipe structure, and the pipe fitting is formed between the parts in a welding mode, so that the diversion function of materials is realized.
Referring to fig. 4 in combination with the structure of fig. 3, the outlet transition section has a square-sky round structure.
Referring to fig. 5, the pipe fitting forming the present invention is provided with two outlet channels, and a foreign matter interception element is arranged between each heat exchange main pipe interface and the inflow pipeline, and the foreign matter discharge pipe is still in a straight-through channel structure relative to the inflow pipeline.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (6)
1. The anti-blocking heat taking pipeline system is characterized by comprising a material inlet pipeline, a material outlet pipeline, a pipe fitting, a heat exchange main pipe and a foreign matter discharge pipe, wherein the pipe fitting comprises an inflow pipeline, a heat exchange main pipe interface which is arranged on the outer side of the pipe wall of the inflow pipeline and communicated with the inner part of the inflow pipeline, and a foreign matter interception element which is arranged between the inflow pipeline and the heat exchange main pipe interface; the foreign matter intercepted by the foreign matter interception element is accumulated in a channel from the foreign matter discharge pipe to the inlet of the valve, and when the valve for communicating the foreign matter discharge pipe with the material outlet pipeline is opened periodically, the material from the inlet of the pipeline is washed to the material outlet pipeline by the intercepted foreign matter;
the pipe inflow pipeline and the heat exchange main pipe interface are of an integral structure or a split welding structure;
when the pipe fitting is of a split type welding structure, the pipe fitting is composed of a base pipe, an outlet transition section and an outlet circular pipe section, the outlet transition section is of a taper pipe structure, and all the parts are formed by welding.
2. The anti-clogging heat extraction pipe system as recited in claim 1 wherein the pipe fitting is provided with a plurality of heat exchange main pipe interfaces along the outside of the pipe wall, and a foreign matter interception element is provided between each heat exchange main pipe interface and the inflow pipe.
3. An anti-fouling heat extraction pipe system according to claim 2, wherein the foreign object interception element is one or a combination of a mesh plate or grid or screen.
4. A jam-proof heat extraction duct system as set forth in any one of claims 1 to 3, wherein the mesh openings of the foreign matter interception element are one or a combination of triangular, rectangular, polygonal, circular, elliptical.
5. The anti-fouling heat extraction pipe system of claim 4 wherein the foreign object interceptor element is of unitary or split construction with the pipe.
6. The anti-fouling heat extraction pipe system of claim 5 wherein the heat exchange unit is one or a combination of a heat exchanger, flash tank, buffer tank, filter, pump in series or parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633555.9A CN107687786B (en) | 2016-08-03 | 2016-08-03 | Anti-blocking heat taking pipeline system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610633555.9A CN107687786B (en) | 2016-08-03 | 2016-08-03 | Anti-blocking heat taking pipeline system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107687786A CN107687786A (en) | 2018-02-13 |
| CN107687786B true CN107687786B (en) | 2023-11-21 |
Family
ID=61151053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610633555.9A Active CN107687786B (en) | 2016-08-03 | 2016-08-03 | Anti-blocking heat taking pipeline system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107687786B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1536924A1 (en) * | 1966-10-26 | 1970-03-12 | Steinmueller Gmbh L & C | Device for cleaning liquid media that are contaminated with solids and carried in pipelines |
| BE798027A (en) * | 1972-04-10 | 1973-07-31 | Norgren Co C A | CONNECTION DEVICE FOR FLUID ADJUSTMENT ELEMENTS |
| CN101550461A (en) * | 2009-04-13 | 2009-10-07 | 杭州锅炉集团股份有限公司 | Recovery method of blast furnace slag water residual heat and method thereof |
| CN201962511U (en) * | 2010-12-31 | 2011-09-07 | 杭州航民美时达印染有限公司 | Impurity catcher for printing and dyeing |
| CN202001778U (en) * | 2011-04-14 | 2011-10-05 | 中煤科工集团武汉设计研究院 | Slag discharging device for coal pillar pipeline |
| CN202270425U (en) * | 2011-06-23 | 2012-06-13 | 安徽华天机械股份有限公司 | Filtering device for wire-electrode cutting operating fluid |
| CN102759289A (en) * | 2012-07-31 | 2012-10-31 | 大连大学 | Sewage heat exchange device for large-diameter shell-tube type fluidized bed |
| CN103791194A (en) * | 2012-10-29 | 2014-05-14 | 北京中天金谷粮油工程技术有限公司 | Filtration type heat transfer oil dispenser |
| CN203656474U (en) * | 2013-10-17 | 2014-06-18 | 天津容业达科技发展有限公司 | Pipeline capable of intercepting foreign matters |
| WO2015062447A1 (en) * | 2013-10-29 | 2015-05-07 | 大连葆光节能空调设备厂 | Sewage heat exchange system that supports online cleaning and automatic fouling removal |
| CN205155429U (en) * | 2015-12-07 | 2016-04-13 | 哈尔滨职业技术学院 | Special pipeline of plumbing |
| CN206001965U (en) * | 2016-08-03 | 2017-03-08 | 天津华赛尔传热设备有限公司 | A kind of blockage resisting heat removing tube road system |
-
2016
- 2016-08-03 CN CN201610633555.9A patent/CN107687786B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1536924A1 (en) * | 1966-10-26 | 1970-03-12 | Steinmueller Gmbh L & C | Device for cleaning liquid media that are contaminated with solids and carried in pipelines |
| BE798027A (en) * | 1972-04-10 | 1973-07-31 | Norgren Co C A | CONNECTION DEVICE FOR FLUID ADJUSTMENT ELEMENTS |
| CN101550461A (en) * | 2009-04-13 | 2009-10-07 | 杭州锅炉集团股份有限公司 | Recovery method of blast furnace slag water residual heat and method thereof |
| CN201962511U (en) * | 2010-12-31 | 2011-09-07 | 杭州航民美时达印染有限公司 | Impurity catcher for printing and dyeing |
| CN202001778U (en) * | 2011-04-14 | 2011-10-05 | 中煤科工集团武汉设计研究院 | Slag discharging device for coal pillar pipeline |
| CN202270425U (en) * | 2011-06-23 | 2012-06-13 | 安徽华天机械股份有限公司 | Filtering device for wire-electrode cutting operating fluid |
| CN102759289A (en) * | 2012-07-31 | 2012-10-31 | 大连大学 | Sewage heat exchange device for large-diameter shell-tube type fluidized bed |
| CN103791194A (en) * | 2012-10-29 | 2014-05-14 | 北京中天金谷粮油工程技术有限公司 | Filtration type heat transfer oil dispenser |
| CN203656474U (en) * | 2013-10-17 | 2014-06-18 | 天津容业达科技发展有限公司 | Pipeline capable of intercepting foreign matters |
| WO2015062447A1 (en) * | 2013-10-29 | 2015-05-07 | 大连葆光节能空调设备厂 | Sewage heat exchange system that supports online cleaning and automatic fouling removal |
| CN205155429U (en) * | 2015-12-07 | 2016-04-13 | 哈尔滨职业技术学院 | Special pipeline of plumbing |
| CN206001965U (en) * | 2016-08-03 | 2017-03-08 | 天津华赛尔传热设备有限公司 | A kind of blockage resisting heat removing tube road system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107687786A (en) | 2018-02-13 |
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