CN212253680U - Energy-saving cooling device for steel sintering - Google Patents
Energy-saving cooling device for steel sintering Download PDFInfo
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- CN212253680U CN212253680U CN201821687432.4U CN201821687432U CN212253680U CN 212253680 U CN212253680 U CN 212253680U CN 201821687432 U CN201821687432 U CN 201821687432U CN 212253680 U CN212253680 U CN 212253680U
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- air outlet
- energy
- cooling device
- receiving hopper
- hopper
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Abstract
The utility model discloses an energy-saving cooling device for steel sintering, which comprises a receiving hopper, wherein a feed valve is arranged at the middle position above the receiving hopper, a second air chamber is arranged in the receiving hopper, a conical cooling pipe is arranged at the middle position of the second air chamber, and a second air outlet is arranged at the side edge of the receiving hopper above the receiving hopper; the utility model discloses first air intake, first air outlet, the inside material of second air intake and second air outlet all is by the anticorrosion coating, the metal pipeline basic unit, aerogel thermal barrier coating, polytetrafluoroethylene heat-resistant layer and ceramic layer are constituteed, the ceramic layer in the use, polytetrafluoroethylene heat-resistant layer and aerogel thermal barrier coating play layer upon layer the guard action to the metal pipeline basic unit, such structural design has solved the problem that takes place the inflation easily and produce the crackle after current metal pipeline derives high temperature gas for a long time, the life of the energy-conserving cooling device of steel sintering has been prolonged.
Description
Technical Field
The utility model belongs to the technical field of steel processing equipment, concretely relates to energy-conserving cooling device of steel sintering.
Background
The steel industry is an important basic industry of national economy, the development level of the steel industry becomes an important mark for measuring comprehensive national strength of a country, the steel industry mainly comprises production processes of mining, ore dressing, sintering, coking, iron making, steel rolling, metal products, auxiliary materials and the like, wherein the sintering process is an important process, and a cooling device is an important link in the sintering process.
The prior art steel sintering energy-saving cooling device has the following problems: the cooling mode of the existing energy-saving cooling device for steel sintering (application number is 201610677495.0) is air cooling, namely, air is blown from an air inlet to enter an air chamber, then a material to be cooled is cooled, and finally cooled gas is discharged from the air outlet, the cooling effect can be well achieved, but the air inlet and the air outlet in the process all adopt a simple metal pipeline structure, the metal pipeline has higher thermal conductivity coefficient in the using process and is easy to heat, and the expansion is easy to occur after the heat is heated, so that the stress strength of the pipeline is uneven and even reduced, after high-temperature gas is led out for a long time, the pipeline is easy to crack and even damaged, and the service life of the energy-saving cooling device for steel sintering is shortened.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides an energy-conserving cooling device of steel sintering has the energy-conserving cooling device life of extension steel sintering, overhauls and maintains the more labour saving and time saving's of work characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-conserving cooling device of iron and steel sintering, includes the hopper, the top intermediate position of hopper is provided with the feed valve, and the inside of hopper is provided with the second plenum, the intermediate position of second plenum is provided with the toper cooling tube, the side of hopper leans on the top to be provided with the second air outlet, and the homonymy of hopper leans on the below to be provided with the second air intake, be provided with the unloading section under the toper cooling tube, one side of unloading section is provided with the stoker, and the opposite side of unloading section is provided with out the hopper, top one side of going out the hopper is provided with first air outlet, and the below of going out the hopper is provided with first plenum, one side that goes out the hopper and be close to first air outlet is provided with the bin outlet, one side that the hopper was kept away from to first plenum is provided with first air intake, the second air outlet includes anti-corrosion coating, metal pipeline basic, Aerogel thermal-insulated coating, polytetrafluoroethylene heat-resistant layer and ceramic layer, wherein, the outside limit of metal pipeline basic unit is provided with anti-corrosion coating, and the inboard edge of metal pipeline basic unit is provided with aerogel thermal-insulated coating, one side that metal pipeline basic unit was kept away from to aerogel thermal-insulated coating is provided with the polytetrafluoroethylene heat-resistant layer, one side that aerogel thermal-insulated coating was kept away from to polytetrafluoroethylene heat-resistant layer is provided with the ceramic layer.
Preferably, the receiving hopper and the second air inlet, the receiving hopper and the second air outlet, the first air outlet and the discharging hopper, and the first air chamber and the first air inlet are in limit connection through connecting components.
Preferably, coupling assembling includes external screw thread, connecting piece, spread groove and internal thread, wherein, the inside wall of spread groove is provided with the internal thread, and the inside of spread groove is provided with the connecting piece, the lateral wall of connecting piece just is provided with the external screw thread with internal thread corresponding position department.
Preferably, the internal material components of the first air outlet, the first air inlet and the second air inlet are the same as those of the second air outlet.
Preferably, the discharge hopper is fixedly connected with the blanking section through a limiting bolt.
Preferably, a high-temperature resistant layer is arranged outside the pushing head of the pusher.
Preferably, all through the fixed bonding of bonding mode between anticorrosive coating and metal pipeline basic unit, metal pipeline basic unit and aerogel thermal-insulated coating, aerogel thermal-insulated coating and polytetrafluoroethylene heat-resistant layer and the ceramic layer.
Preferably, the aerogel thermal insulation coating and the polytetrafluoroethylene heat-resistant layer have the same thickness.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses first air intake, first air outlet, the inside material of second air intake and second air outlet all is by the anticorrosion coating, the metal pipeline basic unit, aerogel thermal barrier coating, polytetrafluoroethylene heat-resistant layer and ceramic layer are constituteed, the ceramic layer in the use, polytetrafluoroethylene heat-resistant layer and aerogel thermal barrier coating play layer upon layer the guard action to the metal pipeline basic unit, such structural design has solved the problem that takes place the inflation easily and produce the crackle after current metal pipeline derives high temperature gas for a long time, the life of the energy-conserving cooling device of steel sintering has been prolonged.
2. The utility model discloses first air intake and first plenum, first air outlet and go out all through coupling assembling spacing connection between hopper and second air intake and second air outlet and the second plenum, coupling assembling mainly is by the external screw thread, the connecting piece, spread groove and internal thread are constituteed, it is fixed with connecting piece and spread groove through internal thread and external thread connection mode during the installation directly, such connection structure neither influences the stability in its use, make things convenient for the later stage to dismantle again, make the work of overhauing and maintaining become labour saving and time saving more.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural view of the second air outlet of the present invention.
Fig. 3 is a schematic structural diagram of the connection assembly of the present invention.
In the figure: 1. a receiving hopper; 2. a conical cooling tube; 3. a first air outlet; 4. a discharge outlet; 5. a discharge hopper; 6. a first air chamber; 7. a first air inlet; 8. a pusher; 9. a discharging section; 10. a second air inlet; 11. a second air outlet; 111. an anti-corrosion layer; 112. a metal conduit base layer; 113. aerogel thermal insulation coating; 114. a polytetrafluoroethylene heat-resistant layer; 115. a ceramic layer; 12. a feed valve; 13. a connecting assembly; 131. an external thread; 132. a connecting member; 133. connecting grooves; 134. an internal thread; 14. a second plenum.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: an energy-saving cooling device for steel sintering comprises a receiving hopper 1, a feed valve 12 is arranged in the middle position above the receiving hopper 1, a second air chamber 14 is arranged in the receiving hopper 1, a conical cooling pipe 2 is arranged in the middle position of the second air chamber 14, a second air outlet 11 is arranged on the side edge of the receiving hopper 1 close to the upper side, a second air inlet 10 is arranged on the same side of the receiving hopper 1 close to the lower side, a blanking section 9 is arranged under the conical cooling pipe 2, a material pushing device 8 is arranged on one side of the blanking section 9, a discharging hopper 5 is arranged on the other side of the blanking section 9, a first air outlet 3 is arranged on one side above the discharging hopper 5, a first air chamber 6 is arranged below the discharging hopper 5, a discharging opening 4 is arranged on one side of the discharging hopper 5 close to the first air outlet 3, a first air inlet 7 is arranged on one side of the first air chamber 6 far away from the discharging hopper 5, and the second air outlet, Metal pipeline basic unit 112, aerogel insulating coating 113, polytetrafluoroethylene heat-resistant layer 114 and ceramic layer 115, wherein, the outside limit of metal pipeline basic unit 112 is provided with anticorrosion layer 111, and the inboard edge of metal pipeline basic unit 112 is provided with aerogel insulating coating 113, and one side that metal pipeline basic unit 112 was kept away from to aerogel insulating coating 113 is provided with polytetrafluoroethylene heat-resistant layer 114, and one side that aerogel insulating coating 113 was kept away from to polytetrafluoroethylene heat-resistant layer 114 is provided with ceramic layer 115.
In order to ensure the stability of the material receiving hopper in the using process and facilitate the later-stage disassembly, in this embodiment, preferably, the material receiving hopper 1 and the second air inlet 10, the material receiving hopper 1 and the second air outlet 11, the first air outlet 3 and the material discharging hopper 5, and the first air chamber 6 and the first air inlet 7 are in limit connection through the connecting assembly 13.
For higher connection strength, in this embodiment, it is preferable that the connection assembly 13 includes an external thread 131, a connection member 132, a connection groove 133, and an internal thread 134, wherein an inner side wall of the connection groove 133 is provided with the internal thread 134, and the connection member 132 is provided inside the connection groove 133, and an external thread 131 is provided on an outer side wall of the connection member 132 and at a position corresponding to the internal thread 134.
In order to avoid the influence of the high-temperature gas on the metal pipeline substrate 112, in this embodiment, it is preferable that the internal material components of the first outlet 3, the first inlet 7, and the second inlet 10 are the same as the internal material components of the second outlet 11.
In order to ensure that the discharge hopper 5 and the blanking section 9 are connected more firmly, in the embodiment, preferably, the discharge hopper 5 and the blanking section 9 are fixedly connected through a limiting bolt.
In order to avoid the influence of the internal high temperature on the pusher 8, in the present embodiment, it is preferable that the pusher 8 is provided with a high temperature resistant layer on the outside of the pusher head.
In order to achieve more stable connection, in this embodiment, preferably, the anti-corrosion layer 111 and the metal pipeline base layer 112, the metal pipeline base layer 112 and the aerogel thermal insulation coating 113, the aerogel thermal insulation coating 113 and the ptfe heat-resistant layer 114, and the ptfe heat-resistant layer 114 and the ceramic layer 115 are fixedly bonded together by bonding.
In order to achieve better heat insulation effect, in this embodiment, the thicknesses of the aerogel thermal insulation coating 113 and the teflon heat-resistant layer 114 are preferably the same.
The utility model discloses a theory of operation and use flow: the utility model discloses the installation step: the connecting piece 132 of the second air outlet 11 is aligned to the connecting groove 133 of the receiving hopper 1, then the receiving hopper 1 is connected with the second air outlet 11 through the connection of the external thread 131 and the internal thread 134, and finally the first air outlet 3, the first air inlet 7 and the second air inlet 10 are sequentially installed according to the method, so that the connecting structure does not affect the stability of the receiving hopper in the using process, and is convenient to disassemble at the later stage, and the overhauling and maintaining work is more time-saving and labor-saving; the installation can be put into use after finishing, high-temperature gas discharges from first air outlet 3 and second air outlet 11 in the cooling process, and ceramic layer 115, polytetrafluoroethylene heat-resistant layer 114 and aerogel thermal-insulated coating 113 play the guard action layer upon layer to metal pipeline basic unit 112 during the discharge, and such structural design has solved the problem that takes place the inflation easily and produce the crackle after current metal pipeline basic unit 112 derives high-temperature gas for a long time, has prolonged steel sintering energy-saving cooling device's life.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An energy-saving cooling device for steel sintering comprises a receiving hopper (1), wherein a feeding valve (12) is arranged in the middle position above the receiving hopper (1), a second air chamber (14) is arranged in the receiving hopper (1), a conical cooling pipe (2) is arranged in the middle position of the second air chamber (14), a second air outlet (11) is arranged on the side edge of the receiving hopper (1) close to the upper side, a second air inlet (10) is arranged on the same side of the receiving hopper (1) close to the lower side, a blanking section (9) is arranged under the conical cooling pipe (2), a material pushing device (8) is arranged on one side of the blanking section (9), a discharging hopper (5) is arranged on the other side of the blanking section (9), a first air outlet (3) is arranged on one side above the discharging hopper (5), and a first air chamber (6) is arranged under the discharging hopper (5), one side that goes out hopper (5) and be close to first air outlet (3) is provided with bin outlet (4), one side that goes out hopper (5) is kept away from in first plenum (6) is provided with first air intake (7), its characterized in that: second air outlet (11) are including anti-corrosion coating (111), metal pipeline basic unit (112), aerogel thermal-insulated coating (113), polytetrafluoroethylene heat-resistant layer (114) and ceramic layer (115), wherein, the outside limit of metal pipeline basic unit (112) is provided with anti-corrosion coating (111), and the inboard side of metal pipeline basic unit (112) is provided with aerogel thermal-insulated coating (113), one side that metal pipeline basic unit (112) were kept away from in aerogel thermal-insulated coating (113) is provided with polytetrafluoroethylene heat-resistant layer (114), one side that aerogel thermal-insulated coating (113) were kept away from in polytetrafluoroethylene heat-resistant layer (114) is provided with ceramic layer (115).
2. The energy-saving cooling device for steel sintering according to claim 1, characterized in that: the receiving hopper (1) and the second air inlet (10), the receiving hopper (1) and the second air outlet (11), the first air outlet (3) and the discharging hopper (5) and the first air chamber (6) and the first air inlet (7) are in limit connection through connecting components (13).
3. The energy-saving cooling device for steel sintering according to claim 2, characterized in that: coupling assembling (13) include external screw thread (131), connecting piece (132), connecting groove (133) and internal thread (134), wherein, the inside wall of connecting groove (133) is provided with internal thread (134), and the inside of connecting groove (133) is provided with connecting piece (132), the lateral wall of connecting piece (132) just is provided with external screw thread (131) with internal thread (134) corresponding position department.
4. The energy-saving cooling device for steel sintering according to claim 1, characterized in that: the internal material components of the first air outlet (3), the first air inlet (7) and the second air inlet (10) are the same as those of the second air outlet (11).
5. The energy-saving cooling device for steel sintering according to claim 1, characterized in that: the discharging hopper (5) is fixedly connected with the discharging section (9) through a limiting bolt.
6. The energy-saving cooling device for steel sintering according to claim 1, characterized in that: and a high-temperature resistant layer is arranged outside the pushing head of the pusher (8).
7. The energy-saving cooling device for steel sintering according to claim 2, characterized in that: the anti-corrosion coating (111) and the metal pipeline base layer (112), the metal pipeline base layer (112) and the aerogel heat insulation coating (113), the aerogel heat insulation coating (113) and the polytetrafluoroethylene heat-resistant layer (114) and the ceramic layer (115) are fixedly bonded in a bonding mode.
8. The energy-saving cooling device for steel sintering according to claim 2, characterized in that: the thickness of the aerogel thermal insulation coating (113) is the same as that of the polytetrafluoroethylene heat-resistant layer (114).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687432.4U CN212253680U (en) | 2018-10-18 | 2018-10-18 | Energy-saving cooling device for steel sintering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821687432.4U CN212253680U (en) | 2018-10-18 | 2018-10-18 | Energy-saving cooling device for steel sintering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212253680U true CN212253680U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821687432.4U Expired - Fee Related CN212253680U (en) | 2018-10-18 | 2018-10-18 | Energy-saving cooling device for steel sintering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212253680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923734A (en) * | 2021-02-22 | 2021-06-08 | 晋城市博宇链传动有限公司 | Waste heat recovery type sintering cooling arrangement |
| CN112985085A (en) * | 2021-02-22 | 2021-06-18 | 晋城市博宇链传动有限公司 | Energy-saving cooling device for steel sintering |
-
2018
- 2018-10-18 CN CN201821687432.4U patent/CN212253680U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923734A (en) * | 2021-02-22 | 2021-06-08 | 晋城市博宇链传动有限公司 | Waste heat recovery type sintering cooling arrangement |
| CN112985085A (en) * | 2021-02-22 | 2021-06-18 | 晋城市博宇链传动有限公司 | Energy-saving cooling device for steel sintering |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201231 Address after: 511458 area B, 1st floor, No.3, Tanxin Road, Xinwei village, Dagang Town, Nansha District, Guangzhou City, Guangdong Province Patentee after: GUANGZHOU QINGHE METAL PRODUCTS Co.,Ltd. Address before: 804, block 2, longguangshang Street building, No. 16, Wenhai West Road, Ronggui Hongxing neighborhood committee, Shunde District, Foshan City, Guangdong Province Patentee before: Foshan Deng Li happy science and Technology Service Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20211018 |
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| CF01 | Termination of patent right due to non-payment of annual fee |