CN210102991U - Special pressure-eliminating disk feeder for fly ash bin - Google Patents
Special pressure-eliminating disk feeder for fly ash bin Download PDFInfo
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- CN210102991U CN210102991U CN201920829568.2U CN201920829568U CN210102991U CN 210102991 U CN210102991 U CN 210102991U CN 201920829568 U CN201920829568 U CN 201920829568U CN 210102991 U CN210102991 U CN 210102991U
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- bottom plate
- fly ash
- cone
- pressure
- feed hopper
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Abstract
The utility model provides a special pressure formula disk feeder that disappears of flying dust feed bin, including last casing and bottom plate, it passes through the bolt and nut can dismantle the connection to go up casing and bottom plate, the top of going up the casing is equipped with the feed inlet, be connected with feed hopper on the feed inlet, be equipped with the pressure cone that disappears in the feed hopper, the most advanced of pressure cone disappears up, pressure cone outer wall circumference that disappears is provided with a plurality of ramification, thereby the inner wall butt of ramification and feed hopper will disappear and press the cone to support in feed hopper, still be provided with the scraper device in the space that bottom plate and last casing enclose, the scraper device includes the pivot, and the circumference equipartition has a plurality of scraper blades in the pivot, the pivot lower extreme stretches the bottom plate below and links to each other with motor reducer, the discharge gate has been seted up on the bottom plate. Better guarantee can be provided for the stabilization and solidification process of the fly ash; the influence of the fly ash material on the operation of the equipment is reduced through the pressure eliminating cone, the maintenance cost of a user is reduced, and the operation stability of the equipment is improved.
Description
Technical Field
The utility model relates to a gas cleaning equipment technical field, concretely relates to special pressure formula disk feeder that disappears of flying dust feed bin.
Background
When a boiler of a waste incineration power plant normally operates, a smoke purification system matched with the boiler can generate a series of solid wastes, which are collectively called fly ash. Because the requirement for domestic environmental protection is gradually improved, the following two methods are mostly adopted aiming at the prior art of fly ash treatment: 1: stabilizing fly ash; technique 2: and (5) solidifying the fly ash. No matter which technology is adopted, the key of the treatment success or failure of the fly ash is determined by the safe storage and smooth transportation of the fly ash.
The properties of the fly ash are related to the flue gas purification process, and the physical properties of the low-temperature agglomeration of the fly ash can directly influence the effect of the fly ash treatment process, which is mainly reflected in that: the fly ash agglomeration causes unsmooth outlet of the storage bin, the data of a flow meter or a weighing instrument matched on a pipeline is inaccurate, and the data of the chelating agent, the process water and the cement (curing process) accurately measured according to the data are also influenced, so that the leaching toxicity test of the product is unqualified.
At present, the conical section of the fly ash bin is provided with a hot air fluidizing device and a vibrator. The discharge valve at the outlet of the storage bin generally uses a rotary discharge valve, and when abnormal working conditions occur, the rotary discharge valve cannot stably work when part of fly ash is agglomerated. The factory needs to frequently overhaul the rotary discharge valve and deal with the caking problem of the storage bin. It is not favorable for the long-term stable operation of the plant, and finally the excessive accumulation of fly ash is caused because the treatment capacity cannot meet the design requirement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art at least, creatively provided a special pressure formula disk feeder that disappears of flying dust feed bin very much, can reduce the influence of flying dust caking to equipment operation.
In order to realize the above purpose of the utility model, the utility model provides a special decompression type disk feeder for fly ash storage bin, which comprises an upper shell and a bottom plate, wherein the upper shell and the bottom plate are detachably connected through a bolt and a nut, the top of the upper shell is provided with a feed inlet, the feed inlet is connected with a feed hopper, a decompression cone is arranged in the feed hopper, the tip end of the decompression cone is upward, the bottom diameter of the decompression cone is smaller than the caliber of the feed inlet, the outer wall of the decompression cone is circumferentially provided with a plurality of branch blades, the branch blades are abutted against the inner wall of the feed hopper so as to support the decompression cone in the feed hopper, a scraping device is further arranged in the space enclosed by the bottom plate and the upper shell, the scraping device comprises a rotating shaft, a plurality of scraping plates are circumferentially and evenly distributed on the rotating shaft, the scraping plates are attached to the upper surface of the bottom plate, the lower end of the rotating shaft extends, the bottom plate is provided with a discharge hole.
The feed inlet is used for feeding, and the funnel and the pressure-relief cone are used for reducing the influence of the self weight of the fly ash material on the operation of the equipment. The impeller shaft is used for rotating the scraper blade, and the scraper blade is used for carrying out the secondary crushing to the flying dust material of caking to through scraper blade with flying dust material propelling movement to discharge gate department, simultaneously, the scraper blade is used for scraping inside the batcher cavity, avoids the flying dust material to attach to inside the batcher, avoids the inside caking of batcher. The motor reducer is used for controlling the rotating speed of the scraper, and the branch blade is used for supporting the pressure eliminating cone.
In the scheme, the method comprises the following steps: the pressure eliminating cone is arranged in a hollow mode, and the top of the rotating shaft extends into the pressure eliminating cone. The impeller shaft is protected by the pressure-relief cone, so that damage to a motor reducer is reduced, and the operation of equipment is prevented from being influenced.
In the scheme, the method comprises the following steps: a plurality of supporting edge plates are uniformly distributed on the outer wall of the feeding funnel along the circumferential direction, and the feeding funnel is supported on the upper shell through the supporting edge plates. The funnel is supported by the supporting edge plate, so that the impact pressure of the fly ash material on the funnel is reduced.
In the scheme, the method comprises the following steps: the tip of the pressure eliminating cone extends out of the feeding funnel.
In the scheme, the method comprises the following steps: the other end of the scraper is provided with a bend, and the bent part of the scraper is positioned right above the discharge hole. The discharge speed can be increased.
In the scheme, the method comprises the following steps: the bending direction of the scraper is consistent with the rotating direction.
In the scheme, the method comprises the following steps: and a sealing gasket is arranged between the upper shell and the bottom plate. The sealing performance of the equipment is improved.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: better guarantee can be provided for the stabilization and solidification process of the fly ash; the influence of fly ash materials on the operation of equipment is reduced through the pressure relief cone, the maintenance cost of users is reduced, the operation stability of the equipment is improved, and the environmental protection pressure caused by the shutdown maintenance of the equipment is reduced; the operation is simple, and the maintenance is simple; the fly ash material of caking is broken through the rotation of scraper blade to solve the problem of fly ash caking, still avoid the inside caking of batcher through the scraper blade simultaneously.
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 side view of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is a top view of the bottom plate and scraper of the present invention;
fig. 4 is a perspective view of fig. 1.
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.
As shown in fig. 1-4, a special decompression type disk feeder for a fly ash bin comprises an upper shell 6 and a bottom plate 9, wherein the upper shell 6 and the bottom plate 9 are detachably connected through bolts and nuts, a feed inlet 4 is arranged at the top of the upper shell 6, a feed hopper 3 is connected onto the feed inlet 4, a decompression cone 1 is arranged in the feed hopper 3, the tip of the decompression cone 1 is upward, the diameter of the bottom end of the decompression cone 1 is smaller than the caliber of the feed inlet 4, a plurality of branch blades 2 are circumferentially arranged on the outer wall of the decompression cone 1, the branch blades 2 are abutted against the inner wall of the feed hopper 3 so as to support the decompression cone 1 in the feed hopper 3, a scraping device is further arranged in a space enclosed by the bottom plate 9 and the upper shell 6, the scraping device comprises a rotating shaft 10, a plurality of scraping plates 7 are circumferentially and uniformly distributed on the rotating shaft 10, and the scraping plates 7 are arranged close to the upper surface of the, the lower end of the rotating shaft 10 extends to the lower part of the bottom plate 9 to be connected with a motor reducer 11, and a discharge hole 12 is formed in the bottom plate 9.
Preferably, the pressure-eliminating cone 1 is hollow, and the top of the rotating shaft 10 extends into the pressure-eliminating cone 1. A plurality of supporting edge plates 5 are uniformly distributed on the outer wall of the feeding funnel 3 along the circumferential direction, and the feeding funnel 3 is supported on the upper shell 6 through the supporting edge plates 5. The tip of the pressure-relief cone 1 protrudes above the feed hopper 3. The other end of the scraper 7 is provided with a bend, and the bent part of the scraper 7 is positioned right above the discharge hole 12. The bending direction of the scraper 7 is consistent with the rotating direction. And a sealing gasket 8 is arranged between the upper shell 6 and the bottom plate 9.
The flying ash material gets into from feed hopper 3, disappears through eliminating the pressure awl earlier and presses, and when the flying ash material got into from feed hopper, can be separated to the left and right sides along the lateral wall that disappears and press the awl, inside the entering batcher of avoiding the flying ash material to collude directly, can reduce the striking that the flying ash material fled into the inside device of batcher. After the fly ash material enters the feeder, the agglomerated fly ash material is crushed by the scraper and pushed out from the discharge outlet. Will scrape through the scraper blade and move the condition that can also avoid the inside flying dust of batcher to agglomerate simultaneously in the batcher inside, reduce the maintenance number of times, reduce maintenance cost.
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, such as enlarging the caliber of the spout or increasing the number as required. The scope of the invention is defined by the claims and their equivalents.
Claims (7)
1. The utility model provides a special pressure relief formula disk feeder of flying dust feed bin which characterized in that: the material scraping device comprises an upper shell (6) and a bottom plate (9), wherein the upper shell (6) and the bottom plate (9) are detachably connected through bolts and nuts, a feed inlet (4) is formed in the top of the upper shell (6), a feed hopper (3) is connected onto the feed inlet (4), a pressure eliminating cone (1) is arranged in the feed hopper (3), the pointed end of the pressure eliminating cone (1) faces upwards, the diameter of the bottom end of the pressure eliminating cone (1) is smaller than the caliber of the feed inlet (4), a plurality of branch blades (2) are circumferentially arranged on the outer wall of the pressure eliminating cone (1), the branch blades (2) are abutted against the inner wall of the feed hopper (3) so as to support the pressure eliminating cone (1) in the feed hopper (3), a material scraping device is further arranged in a space enclosed by the bottom plate (9) and the upper shell (6), the material scraping device comprises a rotating shaft (10), and a plurality of scraping plates (7) are circumferentially and uniformly distributed on the rotating shaft (, scraper blade (7) pastes bottom plate (9) upper surface setting, pivot (10) lower extreme stretches bottom plate (9) below and links to each other with motor reducer (11), discharge gate (12) have been seted up on bottom plate (9).
2. The decompression type disk feeder special for the fly ash bin according to claim 1, characterized in that: the pressure eliminating cone (1) is arranged in a hollow mode, and the top of the rotating shaft (10) extends into the pressure eliminating cone (1).
3. The decompression type disk feeder special for the fly ash bin according to claim 2, characterized in that: a plurality of supporting edge plates (5) are uniformly distributed on the outer wall of the feeding funnel (3) along the circumferential direction, and the feeding funnel (3) is supported on the upper shell (6) through the supporting edge plates (5).
4. The decompression type disk feeder special for the fly ash bin according to claim 3, characterized in that: the tip of the pressure eliminating cone (1) extends above the feeding funnel (3).
5. The decompression type disk feeder special for the fly ash bin according to claim 2, characterized in that: the other end of the scraper (7) is provided with a bend, and the bent part of the scraper (7) is positioned right above the discharge hole (12).
6. The decompression type disk feeder special for the fly ash bin according to claim 5, characterized in that: the bending direction of the scraper (7) is consistent with the rotating direction.
7. The decompression type disk feeder special for the fly ash bin according to claim 1, characterized in that: and a sealing gasket (8) is arranged between the upper shell (6) and the bottom plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829568.2U CN210102991U (en) | 2019-06-04 | 2019-06-04 | Special pressure-eliminating disk feeder for fly ash bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920829568.2U CN210102991U (en) | 2019-06-04 | 2019-06-04 | Special pressure-eliminating disk feeder for fly ash bin |
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| Publication Number | Publication Date |
|---|---|
| CN210102991U true CN210102991U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920829568.2U Active CN210102991U (en) | 2019-06-04 | 2019-06-04 | Special pressure-eliminating disk feeder for fly ash bin |
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| CN (1) | CN210102991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104454A (en) * | 2019-06-04 | 2019-08-09 | 上海众仕环境科技股份有限公司 | A kind of dedicated pressure type disk feeder that disappears of flying dust feed bin |
-
2019
- 2019-06-04 CN CN201920829568.2U patent/CN210102991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104454A (en) * | 2019-06-04 | 2019-08-09 | 上海众仕环境科技股份有限公司 | A kind of dedicated pressure type disk feeder that disappears of flying dust feed bin |
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