CN220524680U - Roller kiln waste heat recovery device - Google Patents
Roller kiln waste heat recovery device Download PDFInfo
- Publication number
- CN220524680U CN220524680U CN202320996486.3U CN202320996486U CN220524680U CN 220524680 U CN220524680 U CN 220524680U CN 202320996486 U CN202320996486 U CN 202320996486U CN 220524680 U CN220524680 U CN 220524680U
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- CN
- China
- Prior art keywords
- waste heat
- heat recovery
- recovery device
- filter
- dust
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- 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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- 239000002918 waste heat Substances 0.000 title claims abstract description 69
- 238000011084 recovery Methods 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000000428 dust Substances 0.000 claims abstract description 44
- 238000001914 filtration Methods 0.000 claims abstract description 28
- 238000005338 heat storage Methods 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims description 17
- 239000000835 fiber Substances 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- 239000007921 spray Substances 0.000 claims description 11
- 238000005192 partition Methods 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 26
- 239000003546 flue gas Substances 0.000 abstract description 26
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 description 12
- 239000002184 metal Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000007599 discharging Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 241000220317 Rosa Species 0.000 description 4
- 239000004071 soot Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a roller kiln waste heat recovery device, and belongs to the technical field of heat recovery. The heat exchange cavity is arranged in the waste heat recoverer body, a cold water pipe and a hot water pipe are respectively arranged in the heat exchange cavity, and a heat storage water tank is connected to the hot water pipe; the dust removal device is characterized in that the two sides of the waste heat recovery device body are respectively provided with a filter box, the two filter boxes are respectively provided with a dust removal component, one filter box is internally provided with a dust filtration component, the other filter box is internally provided with an air removal filtration component, the dust filtration component is conveniently installed, high-temperature flue gas generated by a roller kiln can be subjected to dust filtration, the dust attached to the inner wall of the waste heat recovery device body is reduced, the heat recovery effect of the waste heat recovery device body is improved, the flue gas flowing through the waste heat recovery device body is subjected to peculiar smell and fine impurities filtration, the cleanliness of the flue gas is improved, and a heating air is formed.
Description
Technical Field
The utility model relates to the technical field of heat recovery, in particular to a roller kiln waste heat recovery device.
Background
The roller kiln is a tunnel kiln with a long and narrow section, and unlike a kiln car tunnel kiln, the roller kiln is not operated by a kiln car for loading products, so that the kiln roof structure is of a flat suspended ceiling type. The product is put on the roller way, and is conveyed into the kiln along with the rotation of the roller, the firing process is completed in the kiln, and the compressed air atomizes the fuels such as heavy oil, diesel oil, kerosene and the like for burning, so that more heat is generated in a flue in the burning process.
The existing waste heat recovery device adopts heat exchange type treatment, water flow in the heat exchanger is heated up and heated through waste heat of flue gas, the water flow is led to staff dormitories and the like through a pipeline, heat energy recovery is achieved, but residual flue gas heat after recovery can be discharged into air, pollution of air and waste caused by insufficient heat recovery can be caused, dust is accumulated on the inner wall of the waste heat recovery device easily, waste heat recovery efficiency is affected, and the flue gas heat of a roller kiln cannot be fully recovered and utilized.
Disclosure of Invention
In order to make up for the defects, the utility model provides a waste heat recovery device for a roller kiln, which aims to solve the problems that the residual heat of the flue gas after the recovery is discharged into the air, the pollution of the air and the waste generated by the insufficient recovery of the heat are caused, dust is easily accumulated on the inner wall of the waste heat recovery device, the waste heat recovery efficiency is affected, and the heat of the flue gas of the roller kiln cannot be fully recovered and utilized.
The embodiment of the utility model provides a roller kiln waste heat recovery device, which comprises a waste heat recovery device body, wherein a heat exchange cavity is arranged in the waste heat recovery device body, the heat exchange cavity is respectively provided with a cold water pipe and a hot water pipe, and the hot water pipe is connected with a heat storage water tank;
the waste heat recovery device is characterized in that filter boxes are arranged on two sides of the waste heat recovery device body, dust removal assemblies are arranged on the two filter boxes, one filter box is internally provided with a dust filtration assembly, and the other filter box is internally provided with an air removal filtration assembly.
In the realization process, the heat exchange cavity arranged in the waste heat recoverer body is convenient for containing water injected by the cold water pipe, the high flue gas generated by the roller kiln is heated, heat in the flue gas of the roller kiln is recovered, the heated water is conveyed to the heat storage water tank through the hot water pipe for heat preservation and storage, hot water is conveniently used, the dust filter assembly is conveniently installed in the two filter boxes arranged on the smoke inlet and the smoke outlet of the waste heat recoverer body, dust filtration can be carried out on the high-temperature flue gas generated by the roller kiln, dust attached to the inner wall of the waste heat recoverer body is reduced, the heat recovery effect of the waste heat recoverer body is improved, ash drifting can also be reduced, the air filter assembly can carry out peculiar smell and fine impurities on the flue gas flowing through the waste heat recoverer body, the cleanliness of the flue gas is improved, the heat recovery efficiency and the efficiency of the waste heat of the roller kiln are greatly improved, and the waste of the heat is reduced.
In a specific embodiment, a water pump is mounted on a side surface of the thermal storage water tank, and a water outlet pipe is mounted on the water pump.
In the implementation process, the water pump is arranged, so that hot water in the heat storage water tank can be conveniently conveyed to the water outlet pipe for being used in places where the hot water is needed.
In a specific embodiment, the filter baffle is installed in the filter box, a plurality of symmetrical guide grooves are formed in the inner wall of the filter box, and a connecting pipe is installed on one side of the filter box.
In the implementation process, the filter baffle installed on the filter box is favorable for improving the safety of the use of parts installed inside the filter box, and the dust filter assembly or the air filter assembly is conveniently guided and installed through a plurality of symmetrical guide grooves, so that the convenience of use is improved.
In a specific embodiment, the dust filter assembly includes a wire filter mesh layer and a ceramic fiber filter layer, the ceramic fiber filter layer being located on one side of the filter separator, the wire filter mesh layer and the ceramic fiber filter layer both being inserted in the guide slot.
In the realization process, the metal wire filter screen layer and the ceramic fiber filter layer are inserted in the guide grooves in different directions, so that gaps are formed between the metal wire filter screen layer and the ceramic fiber filter layer, gas circulation is facilitated, the metal wire filter screen layer can filter soot with large volume, the ceramic fiber filter layer can further improve the filtration of soot with small volume, dust is reduced to be attached to the inner wall of the waste heat recovery device body, and the heat recovery efficiency of the waste heat recovery device body is improved.
In a specific embodiment, the air filter assembly comprises an air filter screen and an activated carbon filter plate, wherein the air filter screen is positioned on one side of the filter separator, and the air filter screen and the activated carbon filter plate are inserted into the guide groove.
In the realization process, the air filter plate and the active carbon filter plate are arranged on the filter box at the outlet of the waste heat recoverer body, so that the smoke can be further filtered, dust and peculiar smell in the smoke can be filtered, the quality of the smoke is improved, a heating system is formed, and the heating system is used for heating.
In a specific embodiment, the dust removing assembly comprises two spray heads and two ash discharging pipes, wherein the two spray heads are respectively installed on the upper surface of the filter box, and the two ash discharging pipes are installed below the filter box.
In the realization process, two spray heads installed on the filter box can be conveyed to the two spray heads by using high-pressure gas, so that dust on the surfaces of the metal wire filter screen layer, the ceramic fiber filter layer, the air filter screen plate and the active carbon filter plate is cleaned, the flue gas circulation effect of the roller kiln is improved, the waste heat recovery efficiency is improved, and the dust is conveniently discharged through the ash discharging pipe.
In a specific embodiment, a fan is mounted on one of the connecting pipes, and a hot air output pipe is mounted on the fan.
In the implementation process, the fan arranged on the connecting pipe can accelerate the conveying efficiency of the filtered flue gas, and the flue gas is conveyed to a place for use through the hot air output pipe for heating.
Compared with the prior art, the utility model has the beneficial effects that:
in this roller kiln waste heat recovery device, the heat transfer cavity that sets up in the waste heat recovery ware body conveniently holds the water that the cold water pipe was poured into, the high flue gas that the roller kiln produced heats, make the heat in the roller kiln flue gas retrieve, the water after the heating carries the heat preservation storage in holding the hot-water tank through the hot-water line, make things convenient for hot-water use, two rose boxes of installing on the inlet and the outlet of waste heat recovery ware body, the convenience is installed dust filtration subassembly, can carry out dust filtration to the high temperature flue gas that the roller kiln produced, reduce the dust that adheres to on the waste heat recovery ware body inner wall, improve the heat recovery effect of waste heat recovery ware body, also can reduce the drift of cigarette ash, the air filtration subassembly can carry out the peculiar smell and the tiny impurity of the flue gas that flows the waste heat recovery ware body, improve the cleanliness factor of flue gas, form the heating facility and use through the pipeline transportation to the heating place, improve the recovery efficiency and the efficiency of kiln waste heat greatly, reduce thermal waste.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;
FIG. 2 is a second schematic diagram of the structure according to the embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a structure provided by an embodiment of the present utility model;
fig. 4 is a partial enlarged view of fig. 2 at a.
In the figure: 100. a waste heat recoverer body; 200. a heat exchange cavity; 210. a cold water pipe; 220. a hot water pipe; 230. a thermal storage tank; 231. a water pump; 2311. a water outlet pipe; 300. a filter box; 310. a dust filtration assembly; 311. a wire filter screen layer; 312. a ceramic fiber filter layer; 320. a gas filtration assembly; 321. an air filtration screen; 322. an activated carbon filter plate; 330. a filtering baffle; 340. a guide groove; 350. a connecting pipe; 351. a blower; 352. a hot air output pipe; 400. a dust removal assembly; 401. a spray head; 402. an ash discharge pipe.
Detailed Description
The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model provides a roller kiln waste heat recovery device, which comprises a waste heat recovery device body 100, wherein a heat exchange cavity 200 is arranged in the waste heat recovery device body 100, the heat exchange cavity 200 is respectively provided with a cold water pipe 210 and a hot water pipe 220, and the hot water pipe 220 is connected with a heat storage water tank 230;
the filter boxes 300 are installed at both sides of the waste heat recoverer body 100, the dust removing components 400 are installed on both filter boxes 300, the dust removing components 400 comprise two spray heads 401 and two ash discharging pipes 402, the two spray heads 401 are installed on the upper surface of the filter box 300 respectively, the two ash discharging pipes 402 are installed below the filter box 300, the two spray heads 401 installed on the filter box 300 can use high-pressure gas to convey to the two spray heads 401, thereby cleaning dust on the surfaces of the metal wire filter screen layer 311, the ceramic fiber filter layer 312, the air filter screen 321 and the active carbon filter plate 322, improving the flue gas circulation effect of the roller kiln, improving the waste heat recovery efficiency, facilitating the discharge of dust through the ash discharging pipes 402, wherein the dust filtering component 310 is installed in one filter box 300, the dust filtering component 310 comprises the metal wire filter screen layer 311 and the ceramic fiber filter layer 312, the ceramic fiber filter layer 312 is positioned at one side of the filter separator 330, the metal wire filter screen layer 311 and the ceramic fiber filter layer 312 are inserted in the guide groove 340 in different directions, so that a gap is formed between the metal wire filter screen layer 311 and the ceramic fiber filter layer 312, the metal wire filter screen layer 311 is convenient for gas circulation, the metal wire filter screen layer 311 can filter large-volume soot, the ceramic fiber filter layer 312 can further improve the filtration of small-volume soot, the dust is reduced to be adhered on the inner wall of the waste heat recovery device body 100, the heat recovery efficiency of the waste heat recovery device body 100 is improved, the other filter box 300 is provided with the air removal filter assembly 320, the air filter assembly 320 comprises an air filter screen 321 and an active carbon filter plate 322, the air filter screen 321 is positioned at one side of the filter separator 330, the air filter plate 321 and the active carbon filter plate 322 are inserted in the guide groove 340, the air filter plate 321 and the active carbon filter plate 322 are arranged on the filter box 300 at the outlet of the waste heat recoverer body 100, so that the flue gas can be further filtered, dust and peculiar smell in the flue gas can be filtered, the quality of the flue gas is improved, a heating system is formed, and the heat supply is carried out.
In this embodiment, the water pump 231 is installed on the side surface of the thermal storage tank 230, the water outlet pipe 2311 is installed on the water pump 231, and the water pump 231 is installed, so that the hot water in the thermal storage tank 230 can be conveniently conveyed into the water outlet pipe 2311 for use in places where the hot water is required.
When specifically setting up, filter baffle 330 is had to internally mounted of rose box 300, and has seted up a plurality of symmetrical guide way 340 on the inner wall, and connecting pipe 350 is installed to one side of rose box 300, and filter baffle 330 of installation on the rose box 300 is favorable to improving its internally mounted's part safety in use, conveniently leads to the installation to dust filter component 310 or air filter component 320 through a plurality of symmetrical guide way 340, improves the convenience of use.
In the scheme of the utility model, one connecting pipe 350 is provided with a fan 351, the fan 351 is provided with a hot air output pipe 352, and the fan 351 arranged on the connecting pipe 350 can accelerate the conveying efficiency of filtered flue gas and is conveyed to a using place through the hot air output pipe 352 for heating.
The working principle of the roller kiln waste heat recovery device is as follows: when the waste heat recovery device is used, two filter boxes 300 are installed on two sides of the waste heat recovery device body 100, one filter box 300 is connected to a smoke outlet of a roller kiln, a heat exchange cavity 200 arranged in the waste heat recovery device body 100 is convenient for containing water injected into a cold water pipe 210, high-grade smoke generated by the roller kiln is heated, heat in the smoke of the roller kiln is recovered, the heated water is conveyed to a heat storage water tank 230 through a hot water pipe 220 for heat preservation and storage, the two filter boxes 300 installed on the smoke inlet and the smoke outlet of the waste heat recovery device body 100 are installed for dust filtration of a dust filtration component 310, dust attached to the inner wall of the waste heat recovery device body 100 can be reduced, the heat recovery effect of the waste heat recovery device body 100 is improved, ash drifting can be reduced, and an air filtration component 320 can filter peculiar smell and fine impurities of smoke flowing through the waste heat recovery device body 100, so that the cleanliness of the smoke is improved.
It should be noted that, specific model specifications of the waste heat recoverer body 100, the fan 351 and the water pump 231 need to be determined by selecting a model according to actual specifications of the device, and a specific model selection calculation method adopts the prior art, so detailed description is omitted.
The power supply of the waste heat recoverer body 100 and its principle will be clear to those skilled in the art and will not be described in detail here.
The above description is only an example of the present utility model and is not intended to limit the scope of the present utility model, and various modifications and variations will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a roller kiln waste heat recovery device, includes waste heat recoverer body (100), its characterized in that: a heat exchange cavity (200) is arranged in the waste heat recoverer body (100), the heat exchange cavity (200) is respectively provided with a cold water pipe (210) and a hot water pipe (220), and the hot water pipe (220) is connected with a heat storage water tank (230);
the waste heat recovery device comprises a waste heat recovery device body (100), wherein two sides of the waste heat recovery device body (100) are respectively provided with a filter box (300), two filter boxes (300) are respectively provided with a dust removing assembly (400), one filter box (300) is internally provided with a dust filtering assembly (310), and the other filter box (300) is internally provided with a dust removing filtering assembly (320).
2. The roller kiln waste heat recovery device according to claim 1, wherein a water pump (231) is mounted on the side surface of the heat storage water tank (230), and a water outlet pipe (2311) is mounted on the water pump (231).
3. The roller kiln waste heat recovery device according to claim 1, wherein a filtering baffle plate (330) is installed in the filtering box (300), a plurality of symmetrical guide grooves (340) are formed in the inner wall of the filtering box, and a connecting pipe (350) is installed on one side of the filtering box (300).
4. A roller kiln waste heat recovery device according to claim 3, characterized in that the dust filter assembly (310) comprises a wire filter screen layer (311) and a ceramic fiber filter layer (312), the ceramic fiber filter layer (312) is located on one side of the filter partition plate (330), and the wire filter screen layer (311) and the ceramic fiber filter layer (312) are both inserted in the guide groove (340).
5. A roller kiln waste heat recovery device according to claim 3, characterized in that the air filter assembly (320) comprises an air filter screen (321) and an activated carbon filter plate (322), the air filter screen (321) is located at one side of the filter screen (330), and the air filter screen (321) and the activated carbon filter plate (322) are both inserted in the guide groove (340).
6. A roller kiln waste heat recovery device according to claim 1, characterized in that the dust removal assembly (400) comprises two spray heads (401) and two dust discharge pipes (402), the two spray heads (401) are respectively mounted on the upper surface of the filter box (300), and the two dust discharge pipes (402) are mounted below the filter box (300).
7. A roller kiln waste heat recovery device according to claim 3, characterized in that a fan (351) is mounted on one of the connecting pipes (350), and a hot air output pipe (352) is mounted on the fan (351).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320996486.3U CN220524680U (en) | 2023-04-27 | 2023-04-27 | Roller kiln waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320996486.3U CN220524680U (en) | 2023-04-27 | 2023-04-27 | Roller kiln waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220524680U true CN220524680U (en) | 2024-02-23 |
Family
ID=89931322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320996486.3U Active CN220524680U (en) | 2023-04-27 | 2023-04-27 | Roller kiln waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220524680U (en) |
-
2023
- 2023-04-27 CN CN202320996486.3U patent/CN220524680U/en active Active
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