CN211256036U - Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace - Google Patents
Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace Download PDFInfo
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- CN211256036U CN211256036U CN201922046142.2U CN201922046142U CN211256036U CN 211256036 U CN211256036 U CN 211256036U CN 201922046142 U CN201922046142 U CN 201922046142U CN 211256036 U CN211256036 U CN 211256036U
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Abstract
The utility model discloses a bottom material discharging device of a zinc concentrate fluidization roasting furnace, which comprises a discharging pipe, a sealing cover and a door cover component; the discharge pipe penetrates through the side wall of the hearth, the bottom of a pipe cavity of the discharge pipe is flush with the surface of the hearth, a pipe orifice at the first end of the discharge pipe is communicated with the hearth, and the second end of the discharge pipe extends out of the outer surface of the side wall of the hearth; the top end of the sealing cover is closed, the bottom end of the sealing cover is provided with a lower opening, the sealing cover is arranged at the second end of the discharge pipe, and the second end of the discharge pipe extends into the sealing cover; the door cover assembly comprises a rotating shaft and a door cover, two ends of the rotating shaft are rotatably supported on the side wall of the sealing cover, and one end of the rotating shaft is connected with an operating handle positioned outside the sealing cover; the door closure is located the sealed cowling, and the upper end of door closure is fixed on the pivot and is arranged in the tip department of the second end of row material pipe through the pivot. The utility model has the advantages of arrange the bed charge reliable convenient operation, improved the operating efficiency who bakes burning furnace over a slow fire, the security is high and the environmental protection is effectual.
Description
Technical Field
The utility model belongs to the technical field of the fluidization of zinc concentrate roaster furnace technique and specifically relates to a zinc concentrate fluidization roaster furnace's row bed charge device and zinc concentrate fluidization roaster furnace.
Background
In the process of fluidized roasting of zinc concentrate, roasted sand particles grow up through fusion to form partial large particles deposited at the bottom of a hearth, the roasted sand particles cannot be normally fluidized and shield an air outlet, the fluidization of the roasted sand in a local area is influenced, the operation efficiency of equipment is reduced, and the furnace is stopped in severe cases. It is therefore necessary to periodically discharge the large-particle calcine through the bed charge discharging device.
The prior bed charge discharging device adopts a mode that a discharging pipe is arranged at the bottom or the side part of a furnace bed, a flashboard is arranged in the middle of a pipeline, the flashboard is opened when the bed charge is discharged, and the flashboard is closed after the discharge is finished. The main problems of the bottom material discharging device are two, namely, after the flashboard is closed, high-temperature calcine is accumulated and cooled in the pipe, and is easy to harden and block the flashboard, so that the flashboard cannot be normally opened; and secondly, no sealing device is arranged near the gate plate, high-temperature calcine and smoke leak from gaps to cause environmental pollution, and workers can be scalded when the gate plate is opened or closed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a zinc concentrate fluidization bakes burning furnace's row bed charge device, row bed charge operation is reliable convenient, has improved the operating efficiency that zinc concentrate fluidization bakes burning furnace, and the security is high and environmental protection is effectual.
According to the utility model discloses zinc concentrate fluidization roasting furnace's row bed charge device of first aspect embodiment includes:
the discharging pipe penetrates through the side wall of a hearth of the zinc concentrate fluidization roasting furnace, the bottom of a pipe cavity of the discharging pipe is flush with the bed surface of the hearth, the discharging pipe is provided with a first end and a second end, a pipe orifice at the end part of the first end is communicated with the hearth, and the second end extends out of the outer surface of the side wall of the hearth;
a sealing hood having a closed top end and an open bottom end, said sealing hood disposed at said second end of said discharge pipe, said second end of said discharge pipe passing through a sidewall of said sealing hood and extending into said sealing hood;
the door cover assembly comprises a rotating shaft and a door cover, two ends of the rotating shaft are rotatably supported on the side wall of the sealing cover, and one end of the rotating shaft is connected with an operating handle positioned outside the sealing cover; the gate cap is located in the sealing cover, the upper end of the gate cap is fixed on the rotating shaft, and the gate cap is pivotally arranged at the end part of the second end of the material discharging pipe through the rotating shaft so as to close and open the end pipe orifice of the second end of the material discharging pipe.
According to the bottom material discharging device of the zinc concentrate fluidization roasting furnace provided by the embodiment of the first aspect of the utility model, large-particle calcine can be discharged from the furnace through the discharging pipe, and the bottom of the pipe cavity of the discharging pipe is flush with the bed surface of the hearth, so that the large-particle calcine in the hearth can be discharged; arrange the material pipe second end and set up the door closure subassembly, through pivot and door closure cooperation, thereby open or seal row material pipe, second end and the door closure subassembly outside setting up the sealed cowling of arranging the material pipe, high temperature calcine and flue gas leakage have been avoided causing environmental pollution, the environmental protection is improved, the door closure sets up the second end of arranging the material pipe, it blocks the unable normal switching of door closure to harden after avoiding the calcine cooling, second end and the door closure subassembly outside setting up the sealed cowling and with operating handle setting outside sealed lid arranging, thereby keep apart workman operation space and calcine discharge passage, the security of work has been improved. To sum up, the utility model discloses the zinc concentrate fluidization is baked burning furnace's row bed charge device row bed charge operation is reliably convenient for the first aspect embodiment, has improved the operating efficiency that the zinc concentrate fluidization is baked burning furnace, and the security is high and environmental protection is effectual.
According to the utility model discloses an embodiment of the first aspect, arrange the material pipe for heat-resisting material steel pipe.
According to the utility model discloses an embodiment of the first aspect, be equipped with the observation hole on the sealed cowling, the observation hole with arrange the material pipe the tip mouth of pipe of second end is relative.
According to the utility model discloses the further embodiment of first aspect, be equipped with the handhole door that can open on the observation hole.
According to an embodiment of the first aspect of the present invention, the top end of the sealing cap is closed by a top plate, and the top plate is detachably connected to the side wall of the sealing cap.
According to an embodiment of the first aspect of the present invention, the sealing cap is fixed to the outer circumferential surface of the discharge pipe.
According to the utility model discloses an embodiment of first aspect, the pivot level set up and with it is perpendicular to arrange the axis direction of material pipe, the pivot position is higher than arrange the top of material pipe.
According to the utility model discloses an embodiment of first aspect, still be equipped with outside the sealed cowling and be used for fixing arranging the bed charge in-process operating handle's stop device.
According to the utility model discloses some embodiments of the first aspect, arrange the bed charge device basis the hearth area size is in simultaneously arrange 2 ~ 4 in the hearth circumference direction.
The utility model discloses the second aspect has still provided a zinc concentrate fluidization roasting furnace.
According to the utility model discloses zinc concentrate fluidization roasting furnace of second aspect embodiment, include the utility model discloses any one of the zinc concentrate fluidization roasting furnace arrange the bed charge device.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an orientation of a bottom material discharging device of a zinc concentrate fluidization roasting furnace according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of another orientation of the bottom material discharging device of the zinc concentrate fluidization roasting furnace according to the embodiment of the present invention.
Reference numerals:
bottom material discharging device 1000 of zinc concentrate fluidized roasting furnace
The lower opening 201 of the sealing cover 2 is provided with an observation hole 202
Manhole cover 6
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
A bottom material discharging device 1000 of a zinc concentrate fluidization roasting furnace according to an embodiment of the present invention is described below with reference to fig. 1 to 2.
As shown in fig. 1 to 2, a device 1000 for discharging bed charge of a zinc concentrate fluidization roasting furnace according to an embodiment of the present invention includes a discharging pipe 1, a sealing cover 2 and a door assembly 3; the discharging pipe 1 is arranged on the side wall of the hearth of the zinc concentrate fluidization roasting furnace in a penetrating mode, the bottom of a pipe cavity of the discharging pipe 1 is flush with the bed surface of the hearth, the discharging pipe 1 is provided with a first end and a second end, a pipe orifice at the end part of the first end is communicated with the hearth, and the second end extends out of the outer surface of the side wall of the hearth; the top end of the sealing cover 2 is closed, the bottom end of the sealing cover 2 is provided with a lower opening 201, the sealing cover 2 is arranged at the second end of the discharge pipe 1, and the second end of the discharge pipe 1 penetrates through the side wall of the sealing cover 2 and extends into the sealing cover 2; the door cover assembly 3 comprises a rotating shaft 301 and a door cover 302, two ends of the rotating shaft 301 are rotatably supported on the side wall of the sealing cover 2, and one end of the rotating shaft 301 is connected with an operating handle 4 positioned outside the sealing cover 2; a gate cover 302 is located in the sealing cap 2, the upper end of the gate cover 302 is fixed on the rotating shaft 301, and the gate cover 302 is pivotably provided at the end of the second end of the discharge pipe 1 by the rotating shaft 301 to close and open the end nozzle of the second end of the discharge pipe 1.
Specifically, the discharge pipe 1 is arranged on the side wall of a hearth of the zinc concentrate fluidization roasting furnace in a penetrating mode, the bottom of a pipe cavity of the discharge pipe 1 is flush with the bed surface of the hearth, the discharge pipe 1 is provided with a first end and a second end, a pipe orifice at the end part of the first end is communicated with the hearth, and the second end extends out of the outer surface of the side wall of the hearth; from this, the deposit can flow out through arranging material pipe 1 in the large granule calcine of hearth bottom, and the large granule calcine is arranged material pipe 1 by the first end inflow of arranging material pipe 1, flows out through arranging material pipe 1 and by the second end of arranging material pipe 1, arranges the lumen bottom of material pipe 1 and the bed surface parallel and level of hearth to can discharge the large granule calcine of hearth bottom, avoid remaining large granule calcine to shelter from the air outlet, influence the fluidization of local region calcine, reduction equipment operating efficiency.
The top end of the sealing cover 2 is closed, the bottom end of the sealing cover 2 is provided with a lower opening 201, the sealing cover 2 is arranged at the second end of the discharge pipe 1, and the second end of the discharge pipe 1 penetrates through the side wall of the sealing cover 2 and extends into the sealing cover 2; therefore, in the process of discharging the bottom materials, the sealing cover 2 can better isolate the discharging pipe 1 from the external environment, can avoid high-temperature calcine and smoke leakage, and improves the environmental protection property; the large particle calcine can be discharged through the opening 201 under the sealing cover 2.
The door cover assembly 3 comprises a rotating shaft 301 and a door cover 302, two ends of the rotating shaft 301 are rotatably supported on the side wall of the sealing cover 2, and one end of the rotating shaft 301 is connected with an operating handle 4 positioned outside the sealing cover 2; a gate cover 302 is located in the sealing cap 2, the upper end of the gate cover 302 is fixed on the rotating shaft 301, and the gate cover 302 is pivotably provided at the end of the second end of the discharge pipe 1 by the rotating shaft 301 to close and open the end nozzle of the second end of the discharge pipe 1. It can be understood that, when the zinc concentrate fluidization roasting furnace need arrange the bed charge, drive pivot 301 through rotation operating handle 4 and rotate, make door closure 302 opened, the large granule calcine flows by arranging material pipe 1 second end, when arranging the bed charge operation and finishing, drive pivot 301 through rotation operating handle 4 and rotate, close door closure 302, door closure subassembly 3 reliability is high, the workman can open or close door closure 302 outside sealed cowling 2, workman's operating space is kept apart with the calcine discharge passage, the high temperature calcine and the flue gas leakage of arranging the second end discharge of material pipe 1 have been avoided, the security of work has been improved, the feature of environmental protection is good.
According to the bottom material discharging device 1000 of the zinc concentrate fluidized roasting furnace in the embodiment of the first aspect of the present invention, the large granular roasted product can be discharged from the furnace through the discharging pipe 1, and the bottom of the pipe cavity of the discharging pipe 1 is flush with the bed surface of the hearth, so that the large granular roasted product in the hearth can be discharged; arrange material pipe 1 second end and set up door closure subassembly 3, cooperate through pivot 301 and door closure 302, thereby open or seal row material pipe 1, second end and the door closure subassembly 3 outside at row material pipe 1 set up sealed cowling 2, high temperature calcine and flue gas leakage have been avoided and have been caused environmental pollution, the feature of environmental protection has been improved, door closure 302 sets up the second end at row material pipe 1, it blocks door closure 302 and unable normal switching to harden after avoiding the calcine cooling, set up sealed cowling 2 and set up operating handle 4 outside sealed lid in the second end of arranging material pipe 1 and door closure subassembly 3 outside, thereby keep apart workman operating space and calcine discharge passage, the security of work has been improved. To sum up, the utility model discloses the zinc concentrate fluidization is baked burning furnace's row bed charge device 1000 row bed charge operation is reliably convenient over a slow fire, has improved the operating efficiency that the zinc concentrate fluidization is baked burning furnace over a slow fire, and the security is high and environmental protection is effectual.
According to the utility model discloses an embodiment of first aspect, row material pipe 1 is heat-resisting material steel pipe. Therefore, the discharge pipe 1 can be prevented from being damaged by heating in a high-temperature state, the service life of the discharge pipe 1 is ensured, and the influence on the working efficiency of the zinc concentrate fluidized roasting furnace is avoided.
According to the utility model discloses an embodiment of first aspect is equipped with observation hole 202 on the sealed cowling 2, and observation hole 202 is relative with the tip mouth of pipe of arranging the second end of material pipe 1. It can be understood that, before the operation of discharging the bed material, the situation around the discharge pipe 1 can be observed through the observation hole 202, so as to ensure the safety of the operation environment, and after the door cover 302 is opened, when the discharge pipe 1 is not discharging smoothly, the steel chisel can be used to dredge the discharge pipe 1 through the observation hole 202.
It should be noted that a collecting device is arranged at the lower opening 201 of the sealing cover 2 for collecting the calcine flowing out of the discharge pipe 1.
According to a further embodiment of the first aspect of the present invention, the manhole 202 is provided with an openable manhole cover 6. It can be understood that the hole cover 6 seals the observation hole 202, the hole cover 6 on the observation hole 202 is opened before the operation of discharging the bottom material, the situation around the discharge pipe 1 is observed through the observation hole 202, the safety of the operation environment is ensured, after the door cover 302 is opened, when the discharge pipe 1 is not discharging smoothly, the hole cover 6 can be opened, and the discharge pipe 1 is dredged by using a steel chisel to pass through the observation hole 202.
According to an embodiment of the first aspect of the present invention, the top end of the sealing cover 2 is sealed by the top plate 5, and the top plate 5 is detachably connected to the side wall of the sealing cover 2. It can be understood that roof 5 seals 2 tops of sealing boot, can avoid high temperature calcine and flue gas to leak by 2 tops of sealing boot, and the security is high and environmental protection is effectual, when needs overhaul each part in the sealing boot 2, can dismantle roof 5 from 2 tops of sealing boot to overhaul conveniently.
Preferably, roof 5 passes through flange joint with sealed cowling 2 lateral wall, easy dismounting.
According to an embodiment of the first aspect of the present invention, the sealing cap 2 is fixed to the outer peripheral surface of the discharge pipe 1. It can be understood that the sealing cover 2 can be simply and conveniently fixed on the peripheral surface of the discharge pipe 1, and the fixing mode is determined according to actual conditions, and can be a welding fixing mode, a flange connecting fixing mode and the like.
According to the utility model discloses an embodiment of first aspect, pivot 301 level sets up and is perpendicular with the axis direction of arranging material pipe 1, and pivot 301 position is higher than the top of arranging material pipe 1. Thus, when it is desired to close the door cover 302, the door cover 302 can naturally rotate closed by its own weight, thereby sealing the discharge pipe 1.
According to the utility model discloses an embodiment of first aspect, sealed cowling 2 still is equipped with the stop device who is used for fixed operating handle 4 at row bed charge in-process outward. It can be understood that when the zinc concentrate fluidization roasting furnace needs to discharge the bed charge, the rotating shaft 301 is driven to rotate by rotating the operating handle 4, so that the door cover 302 is opened, the limiting device is used for fixing the operating handle 4 at the moment, so that the position of the door cover 302 is fixed, and when the operation of discharging the bed charge is finished, the limiting device on the operating handle 4 is released, so that the door cover 302 is naturally rotated and closed by the self gravity, so that the discharging pipe 1 is sealed.
According to the utility model discloses some embodiments of the first aspect, arrange the bed charge device and arrange 2 ~ 4 simultaneously in the bed circumferential direction according to the bed area size. From this, discharge the large granule calcine in the zinc concentrate fluidization roasting furnace, avoid remaining large granule calcine to shelter from the air outlet, influence local area calcine fluidization, reduce equipment operating efficiency.
The utility model discloses the second aspect has still provided a zinc concentrate fluidization roasting furnace.
According to the utility model discloses zinc concentrate fluidization roasting furnace of second aspect embodiment, include the utility model discloses the zinc concentrate fluidization roasting furnace of the arbitrary one of first aspect arranges bed charge device 1000.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A zinc concentrate fluidization roasting furnace arranges bed charge device, its characterized in that includes:
the discharging pipe penetrates through the side wall of a hearth of the zinc concentrate fluidization roasting furnace, the bottom of a pipe cavity of the discharging pipe is flush with the bed surface of the hearth, the discharging pipe is provided with a first end and a second end, a pipe orifice at the end part of the first end is communicated with the hearth, and the second end extends out of the outer surface of the side wall of the hearth;
a sealing hood having a closed top end and an open bottom end, said sealing hood disposed at said second end of said discharge pipe, said second end of said discharge pipe passing through a sidewall of said sealing hood and extending into said sealing hood;
the door cover assembly comprises a rotating shaft and a door cover, two ends of the rotating shaft are rotatably supported on the side wall of the sealing cover, and one end of the rotating shaft is connected with an operating handle positioned outside the sealing cover; the gate cap is located in the sealing cover, the upper end of the gate cap is fixed on the rotating shaft, and the gate cap is pivotally arranged at the end part of the second end of the material discharging pipe through the rotating shaft so as to close and open the end pipe orifice of the second end of the material discharging pipe.
2. The bottom material discharging device of the zinc concentrate fluidization baking furnace according to claim 1, wherein the discharging pipe is a steel pipe made of heat-resistant material.
3. The bottom material discharge device of the zinc concentrate fluidization baking furnace according to claim 1, wherein an observation hole is formed in the sealing cover, and the observation hole is opposite to an end pipe opening of the second end of the discharge pipe.
4. The bottom material discharging device of the zinc concentrate fluidization roasting furnace of claim 3, wherein an openable hole cover is arranged on the observation hole.
5. The bottom material discharge device of the zinc concentrate fluidization baking furnace of claim 1, wherein the top end of the sealing cover is closed by a top plate, and the top plate is detachably connected with the side wall of the sealing cover.
6. The bottom material discharge device of the zinc concentrate fluidization baking furnace according to claim 1, wherein the sealing cover is fixed to an outer peripheral surface of the discharge pipe.
7. The bottom material discharge device of the zinc concentrate fluidization baking furnace of claim 1, wherein the rotating shaft is horizontally arranged and vertical to the axial direction of the discharge pipe, and the rotating shaft is positioned higher than the top of the discharge pipe.
8. The bottom material discharging device of the zinc concentrate fluidization baking furnace of claim 1, wherein a limiting device for fixing the operating handle in the bottom material discharging process is further arranged outside the sealing cover.
9. The bottom material discharging device of the zinc concentrate fluidization roasting furnace of any one of claims 1 to 8, wherein 2 to 4 bottom material discharging devices are arranged in the circumferential direction of the hearth at the same time according to the area of the hearth.
10. A zinc concentrate fluidisation roaster comprising a bed charge removing apparatus according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922046142.2U CN211256036U (en) | 2019-11-22 | 2019-11-22 | Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922046142.2U CN211256036U (en) | 2019-11-22 | 2019-11-22 | Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace |
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| CN211256036U true CN211256036U (en) | 2020-08-14 |
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| CN201922046142.2U Active CN211256036U (en) | 2019-11-22 | 2019-11-22 | Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777255A (en) * | 2019-11-22 | 2020-02-11 | 中国恩菲工程技术有限公司 | Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace |
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2019
- 2019-11-22 CN CN201922046142.2U patent/CN211256036U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777255A (en) * | 2019-11-22 | 2020-02-11 | 中国恩菲工程技术有限公司 | Bottom material discharging device of zinc concentrate fluidized roasting furnace and zinc concentrate fluidized roasting furnace |
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