CN216432554U - Rotary kiln waste heat utilization device - Google Patents
Rotary kiln waste heat utilization device Download PDFInfo
- Publication number
- CN216432554U CN216432554U CN202123365495.2U CN202123365495U CN216432554U CN 216432554 U CN216432554 U CN 216432554U CN 202123365495 U CN202123365495 U CN 202123365495U CN 216432554 U CN216432554 U CN 216432554U
- Authority
- CN
- China
- Prior art keywords
- water tank
- waste heat
- box
- rotary kiln
- filter
- 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.)
- Expired - Fee Related
Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000007789 gas Substances 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000000295 complement effect Effects 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 31
- 239000003546 flue gas Substances 0.000 abstract description 31
- 238000001914 filtration Methods 0.000 abstract description 15
- 238000011084 recovery Methods 0.000 abstract description 11
- 239000000126 substance Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 241000220317 Rosa Species 0.000 description 11
- 239000004568 cement Substances 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 3
- 238000001354 calcination Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
The utility model relates to a rotary kiln waste heat utilization equipment, including having seted up water inlet and delivery port water tank, be located the heating cabinet of water tank to and be located the filter equipment outside the water tank, the intercommunication has sealed intake pipe and the outlet duct that extends to outside the water tank in the heating cabinet, intake pipe and filter equipment's gas outlet intercommunication. The utility model, through the arrangement of the water tank, the heating box and the filtering device, the flue gas is filtered by the filtering device to filter harmful substances in the flue gas, and then enters the heating box, the temperature in the heating box rises, and the water in the water tank exchanges heat with the heating box, so as to take away the heat in the heating box and realize the waste heat recovery of the flue gas; through the setting of cushion, play the effect of supporting the heating cabinet to make water fully surround the heating cabinet, fully retrieve the heat of effluvium from the heating cabinet bottom, further improve the waste heat recovery rate of flue gas.
Description
Technical Field
The utility model relates to a waste heat utilization field especially involves rotary kiln waste heat utilization technical field, specifically indicates a rotary kiln waste heat utilization equipment.
Background
The rotary kiln is a rotary calcining kiln (commonly called rotary kiln) and belongs to the field of building material equipment, the rotary kiln can be divided into a cement kiln, a metallurgical chemical kiln and a lime kiln according to different treatment materials, the cement kiln is mainly used for calcining cement clinker and is divided into a dry method production cement kiln and a wet method production cement kiln, and the metallurgical chemical kiln is mainly used for magnetizing and calcining lean iron ore in a steel plant in the metallurgical industry; oxidizing and roasting chromium and nickel iron ores; roasting bauxite in a refractory material plant, roasting clinker in an aluminum plant and aluminum hydroxide; in the production process of the rotary kiln, a large amount of heat exists on the surface of a kiln body and discharged flue gas, and the flue gas discharged from the rotary kiln contains a large amount of harmful substances and can cause environmental pollution by direct discharge.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provide a rotary kiln waste heat utilization equipment, filter behind the flue gas and carry out waste heat recovery to the flue gas, the heat of make full use of flue gas accomplishes energy saving and emission reduction.
The utility model discloses a following technical scheme realizes, a rotary kiln waste heat utilization equipment, including having seted up water inlet and delivery port water tank, be located the heating cabinet of water tank to and be located the outer filter equipment of water tank, the intercommunication has sealed intake pipe and the outlet duct that extends to outside the water tank in the heating cabinet, intake pipe and filter equipment's gas outlet intercommunication.
The utility model discloses when using, the flue gas filters the harmful substance that exists in the flue gas through filter equipment's filtration back, then enters into the heating cabinet, and the temperature in the heating cabinet risees, and the water in the water tank carries out the heat exchange with the heating cabinet to take away the heat in the heating cabinet, thereby realize the waste heat recovery of flue gas.
Preferably, the inner bottom surface of the water tank is fixedly connected with a plurality of cushion blocks which are distributed along the length direction of the water tank, and the cushion blocks are fixedly connected with the outer bottom surface of the heating tank.
This preferred scheme passes through the setting of cushion, plays the effect that supports the heating cabinet to make water fully surround the heating cabinet, fully retrieve the heat of effluvium from the heating cabinet bottom, further improve the waste heat recovery rate of flue gas.
Preferably, the outer side surface and the outer top surface of the heating box are fixedly connected with a plurality of heat conducting fins. This preferred scheme improves the area of contact of heating cabinet and water through the setting of conducting strip, improves heat exchange efficiency, accelerates to carry out the speed of heating to the retaining.
As preferred, equal rigid coupling has the baffle on two relative medial surfaces of heating cabinet, the baffle includes along vertical two baffles of arranging and parallel arrangement, the baffle slope extends, and the baffle is higher than the other end of baffle with the one end of heating cabinet inner wall rigid coupling, and a baffle of being connected with a medial surface extends to between two baffles of being connected with another medial surface, and the inclination of two baffles of being connected with two medial surfaces respectively is complementary.
This preferred scheme passes through the setting of baffle, can carry out long-time the stay with the heat in the flue gas, fully retrieves the heat in the flue gas, further improves its waste heat recovery's effect.
Preferably, the filtering device comprises a filtering box, two layers of filtering screens are arranged in the filtering box and positioned between an air inlet of the filtering box and an air outlet of the filtering box, the air outlet of the filtering box is communicated with the air inlet pipe, the air outlet of the filtering box is communicated with the raw air pipe, and the raw air pipe is internally communicated with flue gas.
This preferred scheme passes through the setting of rose box and two-layer filter screen, carries out abundant filtration to the flue gas, filters the harmful substance in the flue gas.
Preferably, the filter box comprises a body and a box cover hermetically arranged on the body, and the body is provided with a filter box air inlet and a filter box air outlet.
This preferred scheme is convenient for wash the rose box through the setting of case lid, the change of the filter screen of being convenient for.
Preferably, the inner bottom surface of the box body is provided with a first groove corresponding to the filter screen, and the bottom surface of the box cover is provided with a second groove corresponding to the filter screen.
This preferred scheme of sending realizes spacing the filter screen through the setting of first recess and second recess, the installation of the filter screen of being convenient for simultaneously.
The utility model has the advantages that: through the arrangement of the water tank, the heating tank and the filtering device, after the flue gas is filtered by the filtering device, harmful substances in the flue gas are filtered, and then the flue gas enters the heating tank, the temperature in the heating tank rises, and the water in the water tank exchanges heat with the heating tank, so that the heat in the heating tank is taken away, and the waste heat recovery of the flue gas is realized; the cushion blocks are arranged to play a role in supporting the heating box, so that water fully surrounds the heating box, heat dissipated from the bottom of the heating box is fully recovered, and the waste heat recovery rate of flue gas is further improved; through the arrangement of the partition plate, the heat in the flue gas can be kept for a long time, the heat in the flue gas can be fully recovered, and the effect of recovering the rest heat is further improved; the filter box is convenient to clean and the filter screen is convenient to replace due to the arrangement of the box cover.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front sectional view of the water tank and filter box structure of the present invention;
FIG. 3 is an enlarged view taken at a in FIG. 2;
FIG. 4 is a perspective view of the case cover structure of the present invention;
shown in the figure:
1. a water tank; 2. an air inlet pipe; 3. a filter box; 4. a first filter screen; 5. a second filter screen; 6. a primary air pipe; 7. cushion blocks; 8. a heating box; 9. a heat conductive sheet; 10. an air outlet pipe; 11. a partition plate; 12. a water outlet; 13. a water inlet; 14. a box cover; 15. a first groove; 16. a second groove.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
Referring to the attached drawings 1-4, the utility model relates to a rotary kiln waste heat utilization equipment, including water tank 1, seted up on the water tank 1 and be located water inlet 13 and delivery port 12, delivery port 12 is located water inlet 13 top and nearly mouth of a river and delivery port 12 all are equipped with the solenoid valve, the bottom surface rigid coupling of 1 inner chamber of water tank has a plurality of cushions 7, a plurality of cushions 7 are evenly arranged along 1 length direction of water tank, the top fixedly connected with heating cabinet 8 of cushion 7, the bottom intercommunication of heating cabinet 8 has intake pipe 2 to the extension in the 1 outside of water tank, the intercommunication has two outlet duct 10 that upwards extend on the top surface of heating cabinet 8, outlet duct 10 and intake pipe 2 are all sealed extension water tank 1.
The outside of water tank 1 is equipped with rose box 3, and rose box 3 includes the body to and sealed case lid 14 that sets up on the body, 3 air inlets of rose box and 3 gas outlets of rose box have been seted up on the body, be equipped with first filter screen 4 and second filter screen 5 between 3 air inlets of rose box and the 3 gas outlets of rose box, first filter screen 4 is located between water tank 1 and the second filter screen 5, and second filter screen 5 is stainless steel material, and first filter screen 4 is the active carbon material.
The gas outlet and the intake pipe 2 intercommunication of rose box 3, the gas outlet and the former trachea 6 intercommunication of rose box 3, the former trachea 6 intussuseption has the flue gas, is equipped with on the inner bottom surface of body to correspond with first filter screen 4 and sets up first recess 15, be equipped with on the bottom surface of case lid 14 and correspond the second recess 16 that sets up with the filter screen.
The rigid coupling has a plurality of conducting strips 9 on the lateral surface of heating cabinet 8 and the outer top surface, and a plurality of conducting strips 9 that are located the same surface of heating cabinet 8 evenly arrange, and equal rigid coupling has the baffle on two relative medial surfaces of heating cabinet 8, the baffle includes along vertical two baffles 11 of arranging and parallel arrangement, and baffle 11 slope extends, and baffle 11 is higher than baffle 11's the other end with the one end of 8 inner wall rigid couplings of heating cabinet, and a baffle 11 of being connected with a medial surface extends to between two baffles 11 of being connected with another medial surface, and the inclination of two baffles 11 of being connected with two medial surfaces respectively is complementary.
This embodiment is when using, communicate with the rotary kiln gas vent through former trachea 6, make the flue gas discharge to rose box 3's inner chamber, through first filter screen 4 and the filtration of second filter screen 5, harmful substance in the flue gas filters, then, emit into the flue gas to the inner chamber of heating cabinet 8 through first intake pipe 2, through heating cabinet 8, heat the water of heating cabinet 8 surface, in order to reach the advantage of carrying out waste heat recovery to the rotary kiln, through conducting strip 9 during the use, can be better derive the heat with the 8 surfaces of heating cabinet, further accelerate the speed of carrying out the heating to the retaining, setting through baffle 11, can carry out long-time stay with the heat in the flue gas, heat in the flue gas carries out abundant recovery, further improve its waste heat recovery's effect.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (7)
1. A rotary kiln waste heat utilization equipment which characterized in that: including offering water inlet (13) and delivery port (12) water tank (1), be located heating cabinet (8) of water tank (1) to and be located the outer filter equipment of water tank (1), the intercommunication has sealed intake pipe (2) and outlet duct (10) that extend to the outer of water tank (1) in heating cabinet (8), intake pipe (2) and filter equipment's gas outlet intercommunication.
2. The rotary kiln waste heat utilization device as claimed in claim 1, characterized in that: the inner bottom surface of the water tank (1) is fixedly connected with a plurality of cushion blocks (7) which are distributed along the length direction of the water tank (1), and the cushion blocks (7) are fixedly connected with the outer bottom surface of the heating box (8).
3. The rotary kiln waste heat utilization device as claimed in claim 1, characterized in that: the outer side surface and the outer top surface of the heating box (8) are fixedly connected with a plurality of heat conducting fins (9).
4. The rotary kiln waste heat utilization device as claimed in claim 1, characterized in that: equal rigid coupling has the baffle on two relative medial surfaces of heating cabinet (8), the baffle includes along vertical two baffles (11) of arranging and parallel arrangement, and baffle (11) slope extends, and the one end of baffle (11) and heating cabinet (8) inner wall rigid coupling is higher than the other end of baffle (11), and one baffle (11) of being connected with a medial surface extend to between two baffles (11) of being connected with another medial surface, and the inclination of two baffles (11) of being connected with two medial surfaces respectively is complementary.
5. The rotary kiln waste heat utilization device as claimed in claim 1, characterized in that: the filter device comprises a filter box (3), wherein a two-layer filter screen positioned between an air inlet of the filter box (3) and an air outlet of the filter box (3) is arranged in the filter box (3), the air outlet of the filter box (3) is communicated with an air inlet pipe (2), the air outlet of the filter box (3) is communicated with a raw air pipe (6), and smoke is introduced into the raw air pipe (6).
6. The rotary kiln waste heat utilization device as claimed in claim 5, characterized in that: the filter box (3) comprises a body and a box cover (14) which is hermetically arranged on the body, and the body is provided with a filter box (3) air inlet and a filter box (3) air outlet.
7. The rotary kiln waste heat utilization device as claimed in claim 6, characterized in that: the inner bottom surface of the body is provided with a first groove (15) corresponding to the filter screen, and the bottom surface of the box cover (14) is provided with a second groove (16) corresponding to the filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123365495.2U CN216432554U (en) | 2021-12-30 | 2021-12-30 | Rotary kiln waste heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123365495.2U CN216432554U (en) | 2021-12-30 | 2021-12-30 | Rotary kiln waste heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216432554U true CN216432554U (en) | 2022-05-03 |
Family
ID=81320470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123365495.2U Expired - Fee Related CN216432554U (en) | 2021-12-30 | 2021-12-30 | Rotary kiln waste heat utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216432554U (en) |
-
2021
- 2021-12-30 CN CN202123365495.2U patent/CN216432554U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220503 |