CN218402821U - A sealed dust arrester installation that is used for material jar to transport rotary kiln calcine - Google Patents
A sealed dust arrester installation that is used for material jar to transport rotary kiln calcine Download PDFInfo
- Publication number
- CN218402821U CN218402821U CN202222377840.2U CN202222377840U CN218402821U CN 218402821 U CN218402821 U CN 218402821U CN 202222377840 U CN202222377840 U CN 202222377840U CN 218402821 U CN218402821 U CN 218402821U
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- flexible connection
- fixed cover
- movable cover
- cover
- calcine
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- 239000000428 dust Substances 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 title claims description 9
- 238000009434 installation Methods 0.000 title description 3
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 16
- 230000000087 stabilizing effect Effects 0.000 claims 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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Abstract
The application relates to a sealed dust collecting device for rotary kiln calcine transferred by a charging bucket, which comprises a fixed cover (3), a flexible connection (6) and a movable cover (7) from top to bottom, wherein the fixed cover, the flexible connection (6) and the movable cover form a feeding channel; one side of the top of the fixed cover (3) is used for being connected with a discharging pipe (2) of the calcine bin (1), and the other side is provided with a dust collection flue (9); a hydraulic cylinder (4) is arranged between the fixed cover (3) and the movable cover (7), and the hydraulic cylinder (4) is used for driving the flexible connection (6) to expand and contract; the bottom of the movable cover (7) is provided with a discharging tank opening which is tightly attached to a feeding hole of the charging tank (10) to form a double seal. In the application, the fixed cover, the flexible connection and the movable cover form the feeding channel, and the feeding channel effectively prevents the calcine from overflowing; the flexible connection realizes the contraction and expansion under the action of the hydraulic cylinder, so that the length of the feeding channel is convenient to adjust and the storage is convenient; the top of the fixed cover is provided with a dust collecting flue to prevent smoke from overflowing.
Description
Technical Field
The application relates to the technical field of machinery, in particular to a sealed dust collecting device for a charging bucket to transfer rotary kiln calcine.
Background
In the non-ferrous metal smelting industry, the production process flow of a common rotary kiln-electric furnace is as follows: smelting raw materials are added into the rotary kiln through a series of transfer conveying equipment after being subjected to relevant pretreatment in the earlier stage, the raw materials are subjected to reduction or oxidation roasting in the rotary kiln, qualified high-temperature calcine is further produced at the kiln head of the rotary kiln, the calcine is transferred to a feeding bin arranged at the top of an electric furnace through a charging bucket, then the calcine is added into the electric furnace through a feeding pipe, and finally, corresponding qualified products are produced after being smelted by the electric furnace.
Among many methods for conveying high-temperature calcine of a rotary kiln, charging bucket conveying is one of the more common methods capable of long-distance conveying. Due to the physical and chemical characteristics of the high-temperature calcine, the defects exist in the aspects of loading and unloading processes, equipment, operation and other details, in the actual production process on site, part of calcine is often spilled and scattered in the process of charging the rotary kiln calcine bin into the charging bucket, and the scattered calcine amount sometimes reaches about 20% of the charging amount of the charging bucket; meanwhile, along with the scattering of the calcine outside the charging bucket, a large amount of sulfur-containing smoke and dust also overflow out of the charging bucket, and finally mushroom-shaped dust-containing smoke gas enclosure groups are formed around the charging bucket. The occurrence of the situation not only causes economic loss caused by the reduction of the direct yield of the product, but also pollutes the post operation environment and simultaneously brings influence to the physical and mental health of post staff.
Disclosure of Invention
The technical problem that this application will be solved provides a sealed dust arrester installation that is used for material jar to transport rotary kiln calcine, and it can effectively prevent calcine and smoke and dust excessive.
In order to solve the problems, the application provides a sealing dust collecting device for the rotary kiln calcine transported by the charging bucket, which comprises a fixed cover, a flexible connection and a movable cover from top to bottom, wherein a feeding channel is formed by the fixed cover, the flexible connection and the movable cover; one side of the top of the fixed cover is used for being connected with a discharging pipe of the calcine bin, and the other side of the top of the fixed cover is provided with a dust collecting flue; a hydraulic cylinder is arranged between the fixed cover and the movable cover and is used for driving the flexible connection to expand and contract; the bottom of the movable cover is provided with a discharge tank opening, and the discharge tank opening is tightly attached to a feed inlet of the charging tank to form a heavy seal.
Preferably, a stable limiting rod is arranged between the fixed cover and the movable cover and outside the flexible connection.
Preferably, one end of the stable limiting rod is a rod, the other end of the stable limiting rod is a sleeve matched with the rod, and the rod penetrates through a cavity of the sleeve and can move up and down along with the work of the hydraulic cylinder.
Preferably, the bottom of the movable cover is provided with a sealing skirt edge outside the discharge tank opening, and the sealing skirt edge is used for being attached to the charging tank body to form double sealing.
Preferably, the sealing skirt is made of a flexible material which is resistant to high temperature and easy to fit.
Preferably, the flexible connection is made of high-temperature-resistant materials, and the upper end and the lower end of the flexible connection are respectively connected with the fixed cover and the movable cover in a bolt connection mode.
Compared with the prior art, the method has the following advantages:
in the application, the fixed cover, the flexible connection and the movable cover form a feeding channel, and the feeding channel effectively prevents the calcine from overflowing; the flexible connection realizes the contraction and expansion under the action of the hydraulic cylinder, so that the length of the feeding channel is convenient to adjust and the storage is convenient; the top of the fixed cover is provided with a dust collecting flue to prevent smoke from overflowing.
Drawings
The following description of the embodiments of the present application will be made in detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a sealed dust collecting device for a rotary kiln baked sand transported by a charging bucket according to an embodiment of the present application.
In the figure: the device comprises a calcine bin 1, a blanking pipe 2, a fixed cover 3, a hydraulic cylinder 4, a stable limiting rod 5, a flexible connection 6, a movable cover 7, a sealing skirt edge 8, a dust collection flue 9 and a charging bucket 10.
Detailed Description
Referring to fig. 1, the embodiment of the application provides a sealed dust collecting device for calcine of a charging bucket transfer rotary kiln, and the device comprises a fixed cover 3, a flexible connection 6 and a movable cover 7 from top to bottom, which form a feeding channel. The lower part of a calcine bin 1 of the rotary kiln is provided with a blanking pipe 2, the top of a fixed cover 3 is connected with the blanking pipe 2, and the bottom of a movable cover 7 is connected with a feeding hole of a charging bucket 10.
One side of the top of the fixed cover 3 is welded with the blanking pipe 2, and the other side is provided with a dust collection flue 9; the blanking pipe 2 and the dust collection flue 9 are communicated with the fixed cover.
A hydraulic cylinder 4 is arranged between the fixed cover 3 and the movable cover 7, and the connection and the sealing are realized through a flexible connection 6; the flexible connection 6 is made of high temperature resistant material, and the upper end and the lower end of the flexible connection are respectively connected with the fixed cover 3 and the movable cover 7 in a bolt connection mode. The upper end of the hydraulic cylinder 4 is fixed on the fixed cover 3, and the lower end is connected with the movable cover 7 for driving the flexible connection 6 to expand and contract, so as to adjust the length of the feeding channel, completely contract the flexible connection 6 when the flexible connection is idle, reduce the volume and the occupied space, and facilitate storage and transportation.
The bottom of the movable cover 7 is provided with a conical discharging tank opening which is used for being tightly attached to a feeding hole of the charging tank 10 to form a double seal when in use. Further, the bottom of the movable cover 7 is provided with a sealing skirt edge 8 at the outer side of the discharge tank opening, and the sealing skirt edge 8 is used for being attached to the tank body of the charging tank 10 to form double sealing. The sealing skirt 8 is made of a flexible material which is resistant to high temperature and easy to adhere.
In addition, in order to improve the stability between the fixed cover 3 and the movable cover 7 in the working process, a plurality of stable limiting rods 5 can be arranged between the fixed cover 3 and the movable cover 7 and outside the flexible connection 6 along the circumferential direction. Stabilize 5 one end of gag lever post and be the member, the other end is for the sleeve with member complex, for example the figure, the member is established on the extension ear at activity cover 7 top and upwards extends, and the sleeve is established on the extension ear of fixed cover bottom and downwardly extending, and the member is worn to establish and is moved about and can be along with pneumatic cylinder 4 work in the telescopic cavity.
When the calcine is put in operation, the hydraulic cylinder 4 works to drive the flexible connection 6 to be unfolded, meanwhile, the movable cover 7 slowly and stably falls to the feeding hole of the charging bucket 10, finally, the lower end of the movable cover 7 is tightly attached to the feeding hole of the charging bucket 10 to form a first heavy seal, and the sealing skirt edge 8 arranged at the bottom of the movable cover 7 is attached to the upper tank body of the charging bucket 10 to form a second heavy seal; after the calcine releasing operation is finished, the hydraulic cylinder 4 drives the movable cover 7 and the sealing skirt edge 8 to move reversely, and the upward folding can be achieved.
The technical solutions provided by the present application are described in detail above. The principle and the implementation of the present application are explained by applying specific examples, and the above description of the embodiments is only used to help understand the structure and the core idea of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (6)
1. A sealed dust collecting device for rotary kiln calcine transferred by a charging bucket is characterized by comprising a fixed cover (3), a flexible connection (6) and a movable cover (7) from top to bottom, wherein the fixed cover, the flexible connection (6) and the movable cover form a feeding channel; one side of the top of the fixed cover (3) is used for being connected with a discharging pipe (2) of the calcine bin (1), and the other side of the top of the fixed cover is provided with a dust collection flue (9); a hydraulic cylinder (4) is arranged between the fixed cover (3) and the movable cover (7), and the hydraulic cylinder (4) is used for driving the flexible connection (6) to expand and contract; the bottom of the movable cover (7) is provided with a discharge tank opening, and the discharge tank opening is tightly attached to a feed inlet of the charging tank (10) to form a double seal.
2. The device according to claim 1, characterized in that a stabilizing stop bar (5) is arranged between the stationary shield (3) and the movable shield (7) outside the flexible connection (6).
3. The device according to claim 2, characterized in that the stabilizing and limiting rod (5) is a rod at one end and a sleeve matched with the rod at the other end, the rod is arranged in a cavity of the sleeve in a penetrating way and can move up and down along with the operation of the hydraulic cylinder (4).
4. The device according to claim 1, characterized in that the bottom of the movable cover (7) is provided with a sealing skirt (8) outside the discharge tank opening, and the sealing skirt (8) is used for jointing with the tank body of the charging tank (10) to form a double seal.
5. The device according to claim 4, characterized in that said sealing skirt (8) is made of a flexible material resistant to high temperatures and easy to conform.
6. The device according to claim 1, characterized in that the flexible connection (6) is made of a high temperature resistant material, and the upper and lower ends of the flexible connection are respectively connected with the fixed cover (3) and the movable cover (7) through bolt connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222377840.2U CN218402821U (en) | 2022-09-07 | 2022-09-07 | A sealed dust arrester installation that is used for material jar to transport rotary kiln calcine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222377840.2U CN218402821U (en) | 2022-09-07 | 2022-09-07 | A sealed dust arrester installation that is used for material jar to transport rotary kiln calcine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218402821U true CN218402821U (en) | 2023-01-31 |
Family
ID=85030077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222377840.2U Active CN218402821U (en) | 2022-09-07 | 2022-09-07 | A sealed dust arrester installation that is used for material jar to transport rotary kiln calcine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218402821U (en) |
-
2022
- 2022-09-07 CN CN202222377840.2U patent/CN218402821U/en active Active
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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: 20240415 Address after: 737199 No. 2 Jianshe Road, Jinchuan District, Jinchang City, Gansu Province (east of Beijing Road, west of Heya Road, south of Guiyang Road) Patentee after: Jinchuan Group Copper Gui Co.,Ltd. Country or region after: China Address before: 737100 Beijing Road, Jinchang City, Gansu Province Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China Patentee before: Jinchuan Group Copper Co.,Ltd. |
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| TR01 | Transfer of patent right |