CN118189653A - Kiln waste heat utilization device and working method thereof - Google Patents
Kiln waste heat utilization device and working method thereof Download PDFInfo
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- CN118189653A CN118189653A CN202410266551.6A CN202410266551A CN118189653A CN 118189653 A CN118189653 A CN 118189653A CN 202410266551 A CN202410266551 A CN 202410266551A CN 118189653 A CN118189653 A CN 118189653A
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- waste heat
- heat exchange
- heat utilization
- tube
- water
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- 239000002918 waste heat Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 75
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000003756 stirring Methods 0.000 claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 25
- 239000012535 impurity Substances 0.000 claims description 23
- 239000012530 fluid Substances 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 239000003546 flue gas Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 230000005484 gravity Effects 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
- B08B1/34—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members rotating about an axis parallel to the surface
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
- F28F13/125—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation by stirring
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kiln waste heat utilization device and a working method thereof, wherein the kiln waste heat utilization device comprises a waste heat utilization box, an air inlet pipe, an air outlet pipe, a water inlet pipe, a water outlet pipe and a double-head driver, wherein the air inlet pipe is arranged at the bottom of one side of the waste heat utilization box, the air outlet pipe is arranged at the top of the other side of the waste heat utilization box, the water inlet pipe is arranged at the top of the air inlet pipe, the water outlet pipe is arranged at the bottom of the air outlet pipe, and the double-head driver is arranged at the top of the waste heat utilization box. The invention has the characteristics that the practicality is strong, the paddle board can be driven to rotate by water flow through the transmission in the moving rod, the cleaning brush cylinder is driven to rotate, the power brought by the contact of the lifting paddle board and the water is utilized, the driving power is reduced, the paddle board can play a role in stirring the water in the box body, the water in the box body is enabled to be mixed and moved, and the water far away from the heat exchange tube can be moved to the side of the heat exchange tube through stirring, so that the efficiency of waste heat utilization is improved.
Description
Technical Field
The invention relates to the technical field of waste heat utilization, in particular to a kiln waste heat utilization device and a working method thereof.
Background
The flue gas waste heat boiler is a special device for recovering waste heat in kiln waste gas. The high-efficiency heat exchanger is utilized to transfer high-temperature heat energy in the flue gas to water or steam so as to generate hot water or steam for other equipment or systems, and the waste heat in the high-temperature flue gas discharged by the kiln can be effectively recycled through the flue gas waste heat boiler to generate the hot water or steam for other processes or equipment, so that the energy utilization efficiency is improved, the energy consumption and the environmental pollution are reduced, and the flue gas waste heat boiler is widely applied in a plurality of industrial fields.
According to publication number CN217110515U, a kiln waste heat utilization device is disclosed, which comprises a cylinder, wherein a plurality of layers of hollow split boxes are arranged in the cylinder, and divide the inner cavity of the cylinder into a plurality of heat exchange cavities; the bottom surface of the cylinder body is provided with an air injection pipe, the air injection pipe is communicated with a diversion box at the bottommost layer, a stirring shaft is rotatably arranged in the cylinder body, the bottom end of the stirring shaft extends into the air injection pipe and is connected with a propeller, and the outer side of the stirring shaft is connected with stirring blades; an air duct is connected between two adjacent split boxes, a plurality of groups of water pipe assemblies are arranged on the outer side of the cylinder body along the vertical direction, and each group of water pipe assemblies comprises a water injection pipe and a water discharge pipe. The beneficial effects are that: the multi-stage heat exchange is carried out, and the multi-stage cold water is utilized to carry out heat exchange on the flue gas at different temperature stages, so that the heat of the flue gas is fully converted, and the heat loss can be effectively reduced; through stirring vane to the water stirring, can make water and reposition of redundant personnel box and air duct fully contact, guarantee the heat transfer effect.
However, the heat exchange device still has the defects that the heat exchange at the multi-stage position is realized by adopting a plurality of groups of water pipes, the heat of the flue gas is fully utilized, but mineral impurities are contained in water, and the mineral impurities can be adhered to a heat exchange pipeline in the heat exchange process, so that the heat exchange efficiency is affected, most of the volumes of the heat exchange devices are large, the workload of manually entering the interior for cleaning is large, and the cleaning work efficiency is low.
Therefore, design practicality is strong and can be through the inside transmission of movable rod for the paddle board receives the rotation of rivers, drives the cleaning brush section of thick bamboo and rotates, utilizes the power that goes up and down paddle board and water contact to bring, reduces inside setting drive power, and the paddle board can play the effect of stirring to the inside water of box, lets the water in the box mix the removal, lets the water that keeps away from the heat exchange tube remove by the heat exchange tube through the stirring, thereby a kiln waste heat utilization device and operating method of the efficiency of waste heat utilization is very necessary.
Disclosure of Invention
The invention aims to provide a kiln waste heat utilization device and a working method thereof, which are used for solving the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a kiln waste heat utilization device, includes waste heat utilization case, intake pipe, outlet duct, inlet tube, outlet pipe and double-end driver, the intake pipe sets up in the bottom of waste heat utilization case one side, the outlet duct sets up in the top of waste heat utilization case opposite side, the inlet tube is installed in the top of intake pipe, the outlet pipe is installed in the bottom of outlet duct, double-end driver sets up in the top of waste heat utilization case.
The waste heat utilization box comprises a box body, a mounting frame, heat exchange pipes and a pipeline cleaning assembly, wherein the mounting frame is fixedly connected to the inside of the box body, the heat exchange pipes are arranged in the mounting frame, the pipeline cleaning assembly is arranged on one side of the mounting frame, the heat exchange pipes are cleaned by using the pipeline cleaning assembly, the fact that water subjected to heat exchange in the waste heat utilization box does not have impurities adhered to the outer parts of the heat exchange pipes is guaranteed, and the heat exchange efficiency of the heat exchange pipes is affected.
According to the technical scheme, the pipeline cleaning assembly comprises a lifting moving mechanism, a rotating pipe, a paddle board, a cleaning brush cylinder and a impurity removing mechanism, wherein the rotating pipe is arranged at one end of the lifting moving mechanism, the paddle board is fixedly connected to the outer part of the rotating pipe, the cleaning brush cylinder is arranged at the other end of the lifting moving mechanism, and the impurity removing mechanism is arranged at the top of the cleaning brush cylinder.
According to the technical scheme, the lifting moving mechanism comprises a lifting guide rail, a moving rod, a mounting cross rod, a sleeve block and a threaded screw rod, wherein the lifting guide rail is fixedly connected to the inner wall of the box body, the moving rod is slidably connected to the inside of the lifting guide rail, the mounting cross rod is fixedly connected to the inside of the moving rod, the sleeve block is fixedly connected to the top of the moving rod, the threaded screw rod is in threaded connection with the inside of the sleeve block, and the moving rod is matched with the lifting guide rail to move so as to drive a paddle board to rotate, so that the rotating pipe rotates to drive the cleaning brush cylinder to rotate, the cleaning brush cylinder cleans the outside of the heat exchange pipe, and impurities of water heat exchange reaction are prevented from adhering to the outside of the heat exchange pipe to influence heat exchange efficiency.
According to the technical scheme, the movable rod comprises a shell, a first rotating shaft, a second rotating shaft and a driving belt, wherein the first rotating shaft is rotationally connected to the inside of the shell, the second rotating shaft is rotationally connected to the other end inside the shell, the driving belt is sleeved and connected to the outside of the first rotating shaft and the second rotating shaft, one end of the first rotating shaft penetrates through the shell and is fixedly connected with a rotating pipe, one end of the second rotating shaft penetrates through the shell and is fixedly connected with a cleaning brush cylinder, and the paddle board is rotated by water flow to drive the cleaning brush cylinder to rotate through the transmission inside the movable rod.
According to the technical scheme, edulcoration mechanism includes mount, clearance board, balancing weight and recess, mount fixed connection is in the top of carriage release lever, clearance board swing joint is in the inside of mount, balancing weight fixed connection is in the one end at clearance board top, the recess is seted up at the other end at clearance board top, through using balanced focus position, install the balancing weight in the one end of clearance board, make the focus position of clearance board skew one side when in water, can make the clearance board like this towards the lower one side of focus when rising, towards the higher one side of focus when sinking, the cooperation sets up the recess on the clearance board, change the shape of clearance board, make it form a sunken structure, help improving buoyancy, make the clearance board towards sunken one side when rising in water, through counter weight and fluting, let the clearance board contact the top of clearance brush section of thick bamboo at the in-process of reducing clearance heat exchange tube, get rid of the impurity of clearance brush section of thick bamboo, ensure the effect of clearance brush section of thick bamboo, when rising, clearance board no longer contacts with the clearance brush section of thick bamboo.
According to the technical scheme, the sleeve block comprises the protection pipe and the arc block, the arc block is fixedly connected to the inside of the protection pipe, the arc block is in threaded connection with the threaded screw rod, the thread of the threaded screw rod can be cleaned, impurities in water are prevented from entering the thread, and lifting is difficult to achieve.
According to the technical scheme, the width of the cleaning brush barrels is consistent with that of the heat exchange tubes, the number of the cleaning brush barrels is two, and the cleaning brush barrels are arranged on two sides of the heat exchange tubes, so that the heat exchange tubes can be cleaned comprehensively.
According to the technical scheme, the quantity of paddle boards is three, ensures that when the rotating pipe goes up and down, three paddle boards can drive the rotating pipe to rotate, ensures simultaneously that the paddle boards can play the effect of stirring to the inside water of box, lets the water in the box mix and remove, lets the water that keeps away from the heat exchange tube remove by the heat exchange tube through the stirring to improve waste heat utilization's efficiency.
According to the technical scheme, the inside of lift guide has seted up the spout, and the inside of spout is provided with the slider, slider and movable rod fixed connection, through slider and spout, is convenient for let the movable rod go up and down along lift guide, clears up the heat exchange tube.
The working method of the kiln waste heat utilization device comprises the following steps:
Step one: setting flue gas output by a kiln as a heat source of the device, setting a cold source of the device by water, connecting the heat source with a heat exchange tube through an air inlet tube, an air outlet tube and a heat exchange tube, and inputting the cold source through a water inlet tube and a water outlet tube;
Step two: the heat source and the cold source are respectively arranged in the heat exchange tube and the box body, the heat source fluid flows in the heat exchange tube, and the cold source fluid flows in the box body outside the heat exchange tube;
Step three: the heat source fluid is arranged in the heat exchange tube, the cold source fluid is arranged outside the heat exchange tube, a heat exchange interface of a heat conduction medium between the inside and the outside of the tube is formed, and heat is transmitted from the heat source fluid to the cold source fluid through contact and conduction of the heat exchange interface;
Step four: because of the temperature difference between the heat source and the cold source, heat can be naturally transferred from a high temperature area to a low temperature area to balance the temperature difference, and in the process, the heat is transferred through the exchange surface between the heat exchange pipes, so that the effect of waste heat utilization is achieved.
Compared with the prior art, the invention has the following beneficial effects:
1. According to the invention, the movable rod is matched with the lifting guide rail to move, so that the paddle board is driven to rotate, the rotating pipe is driven to rotate to drive the cleaning brush cylinder to rotate, the cleaning brush cylinder is used for cleaning the outside of the heat exchange pipe, and impurities in the water heat exchange reaction are prevented from adhering to the outside of the heat exchange pipe, so that the heat exchange efficiency is prevented from being influenced.
2. According to the invention, the paddle board is driven by water flow to rotate by the transmission in the moving rod, the cleaning brush cylinder is driven to rotate, the driving power is reduced by the contact of the lifting paddle board and the water, the driving power is reduced, the paddle board can stir the water in the box body, the water in the box body is enabled to mix and move, and the water far away from the heat exchange tube can be enabled to move to the side of the heat exchange tube by stirring, so that the waste heat utilization efficiency is improved.
3. According to the invention, the cleaning plate contacts the top of the cleaning brush cylinder in the process of descending and cleaning the heat exchange tube through the counterweight and the slot on the surface facing the recess when the cleaning plate ascends in water, so that impurities of the cleaning brush cylinder are removed, and the cleaning effect of the cleaning brush cylinder is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic overall frontal view of the present invention;
FIG. 2 is an internal schematic view of the waste heat utilization tank of the present invention;
FIG. 3 is a schematic view of the pipe cleaning assembly of the present invention;
FIG. 4 is a schematic view of the elevating and moving mechanism of the present invention;
FIG. 5 is a schematic view of the internal structure of the movable bar of the present invention;
FIG. 6 is a schematic view of the structure of the impurity removing mechanism of the present invention;
Fig. 7 is a schematic view of the structure of the sleeve of the present invention.
In the figure: 1. a waste heat utilization box; 2. an air inlet pipe; 3. an air outlet pipe; 4. a water inlet pipe; 5. a water outlet pipe; 6. a dual head driver; 101. a case; 102. a mounting frame; 103. a heat exchange tube; 104. a pipe cleaning assembly; 110. a lifting moving mechanism; 111. a rotary tube; 112. a paddle board; 113. cleaning the brush cylinder; 114. a impurity removing mechanism; 120. lifting the guide rail; 121. a moving rod; 122. mounting a cross bar; 123. sleeving blocks; 124. a threaded screw rod; 130. a housing; 131. a first rotating shaft; 132. a second rotating shaft; 133. a drive belt; 140. a fixing frame; 141. a cleaning plate; 142. balancing weight; 143. a groove; 150. a protective tube; 151. arc blocks.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides the following technical solutions: the utility model provides a kiln waste heat utilization device, includes waste heat utilization case 1, intake pipe 2, outlet duct 3, inlet tube 4, outlet pipe 5 and double-end driver 6, and intake pipe 2 sets up in the bottom of waste heat utilization case 1 one side, and outlet duct 3 sets up in the top of waste heat utilization case 1 opposite side, and inlet tube 4 installs in the top of intake pipe 2, and outlet pipe 5 installs in the bottom of outlet duct 3, and double-end driver 6 sets up in the top of waste heat utilization case 1.
The waste heat utilization box 1 includes box 101, mounting bracket 102, heat exchange tube 103 and pipeline clearance subassembly 104, and mounting bracket 102 fixed connection is in the inside of box 101, and heat exchange tube 103 installs in the inside of mounting bracket 102, and pipeline clearance subassembly 104 sets up in one side of mounting bracket 102, clears up heat exchange tube 103 through using pipeline clearance subassembly 104, ensures that the water that carries out the heat transfer in the waste heat utilization box 1 does not have impurity adhesion outside heat exchange tube 103, influences heat exchange tube 103's heat exchange efficiency.
The pipeline cleaning assembly 104 comprises a lifting moving mechanism 110, a rotating tube 111, paddle boards 112, cleaning brush drums 113 and a impurity removing mechanism 114, wherein the rotating tube 111 is arranged at one end of the lifting moving mechanism 110, the paddle boards 112 are fixedly connected to the outer part of the rotating tube 111, the cleaning brush drums 113 are arranged at the other end of the lifting moving mechanism 110, the impurity removing mechanism 114 is arranged at the top of the cleaning brush drums 113, the width of the cleaning brush drums 113 is consistent with that of the heat exchange tube 103, the number of the cleaning brush drums 113 is two, and the cleaning brush drums 113 are arranged on two sides of the heat exchange tube 103, so that the heat exchange tube 103 can be comprehensively cleaned, the number of the paddle boards 112 is three, the rotating tube 111 can be driven to rotate when the rotating tube 111 is lifted, meanwhile, the paddle boards 112 can play a role of stirring the water in the box 101, the water in the box 101 can be mixed and moved, and the water far away from the heat exchange tube 103 can be moved to the side of the heat exchange tube 103 through stirring, and the efficiency of waste heat utilization is improved.
The lifting moving mechanism 110 comprises a lifting guide rail 120, a moving rod 121, a mounting cross rod 122, a sleeve block 123 and a threaded screw rod 124, wherein the lifting guide rail 120 is fixedly connected to the inner wall of the box body 101, the moving rod 121 is slidably connected to the inside of the lifting guide rail 120, the mounting cross rod 122 is fixedly connected to the inside of the moving rod 121, the sleeve block 123 is fixedly connected to the top of the moving rod 121, the threaded screw rod 124 is in threaded connection with the inside of the sleeve block 123, the moving rod 121 is matched with the lifting guide rail 120 to move, so that the paddle board 112 is driven to rotate, the rotating tube 111 is driven to rotate to drive the cleaning brush cylinder 113 to rotate, the cleaning brush cylinder 113 is used for cleaning the outside of the heat exchange tube 103, impurities of water heat exchange reaction are prevented from adhering to the outside of the heat exchange tube 103, heat exchange efficiency is affected, a sliding groove is formed in the inside of the lifting guide rail 120, a sliding block is arranged in the sliding groove is fixedly connected with the moving rod 121, and the moving rod 121 is conveniently lifted along the lifting guide rail 120 through the sliding block and the sliding groove.
The movable rod 121 comprises a shell 130, a first rotating shaft 131, a second rotating shaft 132 and a transmission belt 133, wherein the first rotating shaft 131 is rotationally connected to the inside of the shell 130, the second rotating shaft 132 is rotationally connected to the other end of the inside of the shell 130, the transmission belt 133 is sleeved and connected to the outside of the first rotating shaft 131 and the second rotating shaft 132, one end of the first rotating shaft 131 penetrates through the shell 130 and is fixedly connected with the rotating tube 111, one end of the second rotating shaft 132 penetrates through the shell 130 and is fixedly connected with the cleaning brush cylinder 113, and the paddle 112 is rotated by water flow through transmission inside the movable rod 121 to drive the cleaning brush cylinder 113 to rotate.
The impurity removing mechanism 114 comprises a fixing frame 140, a cleaning plate 141, a balancing weight 142 and a groove 143, wherein the fixing frame 140 is fixedly connected to the top of a movable rod 121, the cleaning plate 141 is movably connected to the inside of the fixing frame 140, the balancing weight 142 is fixedly connected to one end of the top of the cleaning plate 141, the groove 143 is formed in the other end of the top of the cleaning plate 141, the balancing weight 142 is installed at one end of the cleaning plate 141 through the balanced gravity center position, the gravity center position of the cleaning plate 141 is deviated to one surface when in water, the cleaning plate 141 is enabled to face the lower gravity center when ascending, the surface of the cleaning plate 141 faces the higher gravity center when sinking is enabled to face the upper gravity center, the groove 143 is formed on the cleaning plate 141 in a matched mode, the shape of the cleaning plate 141 is changed, a concave structure is formed, buoyancy is improved, the cleaning plate 141 faces the concave surface when ascending in water, the cleaning plate 141 is enabled to contact the top of the cleaning brush cylinder 113 through the balancing weight and grooving, impurities of the cleaning brush cylinder 113 are removed when the cleaning plate 141 descends to clean the heat exchanging pipe 103, and the cleaning effect of the brush cylinder 113 is ensured.
The cover piece 123 includes pillar 150 and arc piece 151, and arc piece 151 fixed connection is in the inside of pillar 150, and arc piece 151 and screw thread lead screw 124 threaded connection can clear up screw thread department of screw thread lead screw 124, avoids impurity entering screw thread department in the aquatic, leads to being difficult to go up and down.
The working method of the kiln waste heat utilization device comprises the steps of setting flue gas output by a kiln as a heat source of the device, connecting a heat source of the water setting device with a heat exchange tube 103 through an air inlet tube 2, an air outlet tube 3 and the heat exchange tube, inputting the heat source and the heat source through an air inlet tube 4 and an air outlet tube 5, respectively, enabling heat source fluid to flow in the heat exchange tube 103 and enabling the heat source fluid to flow in the heat exchange tube 103 and enabling the heat source fluid to flow out of the heat exchange tube 103, forming a heat exchange interface between the inside and the outside of the heat exchange tube, enabling heat to be transferred from the heat source fluid to the heat source fluid through contact and conduction of the heat exchange interface, and enabling the heat to be naturally transferred from a high temperature area to a low temperature area due to temperature difference between the heat source and the heat source, and the heat exchange surface between the heat exchange tube 103 is transferred in the process, and the effect of waste heat utilization is achieved.
When the device is used, the flue gas of kiln is introduced into the waste heat utilization box 1 through the gas inlet pipe 2, high-temperature flue gas enters the heat exchange tube 103 to exchange heat with water in the box 101, the flue gas after heat exchange is discharged from the gas outlet pipe 3, mineral impurities in water can adhere to the heat exchange tube 103 when the high-temperature flue gas in the box 101 exchanges heat with water, the double-head driver 6 is started, the threaded screw 124 is driven to rotate, so that the lifting guide rail 120 is lifted, the rotating tube 111 is driven to rotate through the paddle board 112, the cleaning brush cylinder 113 is driven to rotate through the transmission in the moving rod 121, impurities outside the heat exchange tube 103 are cleaned, the heat exchange efficiency of the heat exchange tube 103 is prevented from being influenced by the impurities, and meanwhile, when the paddle board 112 rotates, the water in the heat exchange tube 103 is mixed and stirred, so that cold water is closer to the heat exchange tube 103, and the waste heat utilization efficiency in the waste heat utilization box 1 is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a kiln waste heat utilization device, includes waste heat utilization case (1), intake pipe (2), outlet duct (3), inlet tube (4), outlet pipe (5) and double-end driver (6), its characterized in that: the air inlet pipe (2) is arranged at the bottom of one side of the waste heat utilization box (1), the air outlet pipe (3) is arranged at the top of the other side of the waste heat utilization box (1), the water inlet pipe (4) is arranged at the top of the air inlet pipe (2), the water outlet pipe (5) is arranged at the bottom of the air outlet pipe (3), and the double-head driver (6) is arranged at the top of the waste heat utilization box (1);
the waste heat utilization box (1) comprises a box body (101), a mounting frame (102), a heat exchange tube (103) and a pipeline cleaning assembly (104), wherein the mounting frame (102) is fixedly connected to the inside of the box body (101), the heat exchange tube (103) is mounted in the inside of the mounting frame (102), and the pipeline cleaning assembly (104) is arranged on one side of the mounting frame (102).
2. The kiln waste heat utilization device according to claim 1, wherein: pipeline clearance subassembly (104) are including lift mobile mechanism (110), rotor tube (111), paddle (112), cleaning brush section of thick bamboo (113) and edulcoration mechanism (114), rotor tube (111) set up in the one end of lift mobile mechanism (110), paddle (112) fixed connection is in the outside of rotor tube (111), cleaning brush section of thick bamboo (113) set up in the other end of lift mobile mechanism (110), edulcoration mechanism (114) set up in the top of cleaning brush section of thick bamboo (113).
3. The kiln waste heat utilization device according to claim 2, wherein: the lifting moving mechanism (110) comprises a lifting guide rail (120), a moving rod (121), a mounting cross rod (122), a sleeve block (123) and a threaded screw rod (124), wherein the lifting guide rail (120) is fixedly connected to the inner wall of the box body (101), the moving rod (121) is slidably connected to the inside of the lifting guide rail (120), the mounting cross rod (122) is fixedly connected to the inside of the moving rod (121), the sleeve block (123) is fixedly connected to the top of the moving rod (121), and the threaded screw rod (124) is in threaded connection with the inside of the sleeve block (123).
4. A kiln waste heat utilization device according to claim 3, wherein: the movable rod (121) comprises a shell (130), a first rotating shaft (131), a second rotating shaft (132) and a transmission belt (133), wherein the first rotating shaft (131) is rotationally connected to the inside of the shell (130), the second rotating shaft (132) is rotationally connected to the other end of the inside of the shell (130), the transmission belt (133) is sleeved and connected to the outside of the first rotating shaft (131) and the second rotating shaft (132), one end of the first rotating shaft (131) penetrates through the shell (130) and is fixedly connected with the rotating tube (111), and one end of the second rotating shaft (132) penetrates through the shell (130) and is fixedly connected with the cleaning brush cylinder (113).
5. The kiln waste heat utilization device according to claim 2, wherein: the impurity removing mechanism (114) comprises a fixing frame (140), a cleaning plate (141), a balancing weight (142) and a groove (143), wherein the fixing frame (140) is fixedly connected to the top of the movable rod (121), the cleaning plate (141) is movably connected to the inside of the fixing frame (140), the balancing weight (142) is fixedly connected to one end of the top of the cleaning plate (141), and the groove (143) is formed in the other end of the top of the cleaning plate (141).
6. A kiln waste heat utilization device according to claim 3, wherein: the sleeve block (123) comprises a protection tube (150) and an arc block (151), wherein the arc block (151) is fixedly connected to the inside of the protection tube (150), and the arc block (151) is in threaded connection with the threaded screw rod (124).
7. The kiln waste heat utilization device according to claim 2, wherein: the width of the cleaning brush barrels (113) is consistent with that of the heat exchange tubes (103), the number of the cleaning brush barrels (113) is two, and the cleaning brush barrels are arranged on two sides of the heat exchange tubes (103).
8. The kiln waste heat utilization device according to claim 2, wherein: the paddle boards (112) are three in number, so that when the rotating pipe (111) is lifted, the three paddle boards (112) can drive the rotating pipe (111) to rotate, and meanwhile, the paddle boards (112) can stir water in the box body (101).
9. A kiln waste heat utilization device according to claim 3, wherein: a sliding groove is formed in the inner side of the lifting guide rail (120), a sliding block is arranged in the sliding groove, and the sliding block is fixedly connected with the moving rod (121).
10. The working method of the kiln waste heat utilization device is characterized by comprising the following steps of: the method comprises the following steps:
Step one: setting flue gas output by a kiln as a heat source of the device, setting a cold source of the device by water, connecting the heat source with a heat exchange tube (103) through an air inlet tube (2), an air outlet tube (3), and inputting the cold source through a water inlet tube (4) and a water outlet tube (5);
step two: the heat source and the cold source are respectively arranged in the heat exchange tube (103) and the box body (101), heat source fluid flows in the heat exchange tube (103), and cold source fluid flows in the box body (101) outside the heat exchange tube (103);
Step three: the heat source fluid is arranged in the heat exchange tube (103), the cold source fluid is arranged outside the heat exchange tube (103), a heat exchange interface between the inside and the outside of the heat exchange tube is formed by heat conduction medium, and heat is transferred from the heat source fluid to the cold source fluid through contact and conduction of the heat exchange interface;
Step four: because of the temperature difference between the heat source and the cold source, heat can be naturally transferred from a high temperature area to a low temperature area to balance the temperature difference, and in the process, the heat is transferred through the exchange surface between the heat exchange pipes (103), so that the effect of waste heat utilization is achieved.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118482584A (en) * | 2024-07-16 | 2024-08-13 | 洛阳中联水泥有限公司 | Industrial kiln waste heat recovery utilizes device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118482584A (en) * | 2024-07-16 | 2024-08-13 | 洛阳中联水泥有限公司 | Industrial kiln waste heat recovery utilizes device |
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