CN211026528U - SCR catalyst recovery system - Google Patents
SCR catalyst recovery system Download PDFInfo
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- CN211026528U CN211026528U CN201921915506.XU CN201921915506U CN211026528U CN 211026528 U CN211026528 U CN 211026528U CN 201921915506 U CN201921915506 U CN 201921915506U CN 211026528 U CN211026528 U CN 211026528U
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- crushing
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- crushing roller
- scr catalyst
- recovery system
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Abstract
The utility model relates to a recovery system of SCR catalyst, including the breaker of broken waste material, the feeding device of feed to the breaker and the dust remover that removes dust to the breaker, breaker and dust remover intercommunication, breaker includes crushing barrel, the crushing roller that carries out the breakage to the waste material and the drive shaft that drives the crushing roller and rotate, crushing barrel includes that the top has seted up the upper shell and the lower shell of screen mesh shape of feed inlet, the cavity has all been seted up and both communicate in upper shell and the lower shell, drive shaft and crushing barrel coaxial setting, crushing roller and drive shaft eccentric setting and lower extreme and lower shell conflict, the crushing roller is arranged in crushing barrel and the lower extreme is contradicted with the lower shell; the drive shaft drive crushing roller rotates, and the crushing roller rotates the in-process and contradicts with upper and lower barrel inner wall, carries out the breakage to the waste material, and the waste material accomplishes preliminary breakage in last barrel, falls into and accomplishes the thin garrulous in the barrel down, and the waste material that reaches the target falls through the discharge opening on the barrel lateral wall down.
Description
Technical Field
The utility model relates to a catalyst recovery technical field especially relates to a recovery system of SCR catalyst.
Background
At present, the SCR catalyst is usually in a strip shape with a square cross section, and after the SCR catalyst is formed, two ends of the SCR catalyst need to be cut so as to ensure that the size of each SCR catalyst is the same and the SCR catalyst is convenient to neatly stack in an SCR catalyst tower. In order to improve the utilization of SCR catalyst waste, the waste cut by the SCR catalyst or defective waste generated in the production process is crushed and recycled, the waste of the SCR catalyst is crushed in a crusher to be crushed in the traditional SCR recovery, and the crusher is abraded quickly due to the fact that the SCR catalyst is hard, so that the crushing speed and the powder quality are influenced.
In order to solve the above problems, the prior art discloses a system for crushing and recovering an SCR catalyst, such as the Chinese utility model patent with the publication number of CN208288201U, which comprises a waste bin and a crusher, wherein the upper part of the crusher is provided with a feed inlet and an air outlet, the bottom of the crusher is provided with a discharge outlet, the outlet of the waste bin is butted with the outlet of a waste belt conveyor, and the inlet of the waste belt conveyor is connected with the blanking of a catalyst cutting device through a waste chute; the ejection of compact spiral is installed to the waste bin export, the export of ejection of compact spiral docks with the lower extreme entry of vertical lifting machine, the upper end export of vertical lifting machine docks with the entry of coarse crusher, the export of coarse crusher passes through the elephant trunk and links to each other with the rubbing crusher feed inlet, the rubbing crusher air exit links to each other with the dust remover air intake of sack cleaner, the dust remover air exit at sack cleaner top is connected with the exhaust column, the exhaust control valve is installed in the middle section of exhaust column, the export of exhaust column links to each other with the entry of draught fan, the silencer is installed in the export of draught fan and communicates with each other.
The above prior art solutions have the following drawbacks: the waste material is smashed through rubbing crusher again after the coarse crusher carries out preliminary breakage earlier to obtain the granule of the SCR catalyst that meets the requirements, because two equipment volumes of coarse crusher and rubbing crusher are great, occupy great area in installing to the workshop.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the big problem of coarse crusher and rubbing crusher area among the above-mentioned prior art, provide a recovery system of SCR catalyst, can realize through following technical scheme:
the utility model provides a recovery system of SCR catalyst, includes the breaker of broken waste material, to the feeding device of breaker feed and to the dust remover that breaker removed dust, breaker and dust remover intercommunication, breaker includes broken section of thick bamboo, carries out broken crushing roller and drive crushing roller pivoted drive shaft to the waste material, broken section of thick bamboo includes that the upper barrel and the netted lower barrel of sieve that the feed inlet was seted up at the top, upper barrel and the inside cavity and both intercommunications of all having seted up of lower barrel, drive shaft and the coaxial setting of broken section of thick bamboo, broken roller and drive shaft eccentric settings and lower extreme contradict with lower barrel, broken roller is arranged in broken section of thick bamboo and the lower extreme contradicts with lower barrel.
Through adopting above-mentioned technical scheme, drive shaft drive crushing roller rotates, because crushing roller and drive shaft eccentric settings, the crushing roller rotates the in-process and contradicts with upper and lower barrel inner wall, carries out the breakage to the waste material. The waste material accomplishes preliminary breakage in last barrel, falls into down and accomplishes the thin garrulous in the barrel, and the waste material that reaches the target falls through the discharge opening on the barrel lateral wall down.
The utility model discloses further set up to: the crushing roller is characterized in that the end face of the bottom of the crushing roller is fixedly connected with an annular guide rail, and a sliding groove for the annular guide rail to slide is formed in the abutting end face of the bottom of the lower cylinder body and the crushing roller.
Through adopting above-mentioned technical scheme, the drive shaft sets up with crushing section of thick bamboo is coaxial, and annular guide rail and spout cooperation back reduce the shearing force of crushing roller to the drive shaft to improve the life of drive shaft.
The utility model discloses further set up to: be provided with dust seal on the drive shaft, dust seal contacts with lower barrel bottom.
Through adopting above-mentioned technical scheme, dust sealing ring can prevent that the dust in the storage silo from getting into in the rotation clearance between crushing roller and the lower barrel, influences the drive shaft and rotates.
The utility model discloses further set up to: go up barrel and lower barrel fixed connection and all seted up conical inner chamber, lower barrel inner chamber is the toper of handstand, it has the fillet to go up barrel and lower barrel inner chamber junction processing.
Through adopting above-mentioned technical scheme, the fillet setting has increased the angle between last barrel and the lower barrel, makes the waste material slide in the barrel down from last barrel smoothly, avoids the waste material to pile up in the corner of last barrel and lower barrel inner chamber under the extrusion of crushing roller, remains in broken section of thick bamboo.
The utility model discloses further set up to: the top of the crushing roller is in a cone shape.
Through adopting above-mentioned technical scheme, avoid the waste material to pile up at the top of crushing roller, unable whereabouts.
The utility model discloses further set up to: the bottom of the lower cylinder body is fixedly connected with a storage bin, and a valve is arranged on the bottom wall of the storage bin.
Through adopting above-mentioned technical scheme, the storage silo is collected the waste material that falls from barrel down, and when the waste material in the storage silo accumulated a quantitative, open the valve and retrieve the waste material in the storage silo, the storage silo plays the sealed effect of barrel down simultaneously, avoids the dust to spread to cause the pollution to the environment in the air.
The utility model discloses further set up to: the storage silo diapire is the slope setting, the one end at valve place is the slope lower extreme.
Through adopting above-mentioned technical scheme, the waste material that the slope set up in the storage silo of being convenient for slides to the valve direction, and the waste material is piled up and is convenient for the waste material after the valve is opened in valve top department and flows.
The utility model discloses further set up to: the storage bin is communicated with the dust remover.
Through adopting above-mentioned technical scheme, storage silo and dust remover intercommunication, the dust remover adsorbs dust in to the storage silo.
The utility model discloses further set up to: the feeding device comprises a spiral elevator.
Through adopting above-mentioned technical scheme, screw elevator provides the waste material in uninterruptedly to broken section of thick bamboo, improves the broken efficiency of waste material.
The utility model discloses further set up to: the upper lifting end of the spiral lifting machine is connected with the crushing barrel in a sealing mode.
Through adopting above-mentioned technical scheme, can produce a large amount of dust when screw elevator carries the waste material to broken section of thick bamboo, broken section of thick bamboo is sealed to be siphoned away the dust through the dust remover with screw elevator, avoids the dust to spread to the air in, causes the pollution to the environment.
To sum up, the utility model discloses a beneficial technological effect does:
the waste materials are primarily crushed in the upper barrel and finally crushed in the lower barrel, so that the waste material crushing efficiency is improved, and the occupied area of a workshop of an SCR catalyst recovery system is reduced;
the fillet is processed at the joint of the upper barrel and the lower barrel, so that waste materials are prevented from being accumulated at the corner of the inner cavity of the upper barrel and the lower barrel and remaining in the crushing barrel under the extrusion of the crushing roller;
the spiral elevator provides the waste material to the barrel that makes progress, can uninterruptedly provide the waste material to broken section of thick bamboo, improves the broken efficiency of waste material.
Drawings
Fig. 1 is a schematic view for showing the overall structure of the present embodiment;
FIG. 2 is a schematic sectional view for showing the internal structure of the present embodiment;
fig. 3 is an enlarged view for showing a portion a in fig. 2.
Reference numerals: 1. a crushing device; 11. a crushing cylinder; 111. an upper cylinder body; 112. a lower cylinder body; 113. a discharge hole; 114. a chute; 12. a crushing roller; 121. an annular guide rail; 13. a drive shaft; 14. a storage bin; 141. a valve; 2. a feeding device; 21. a screw elevator; 3. a dust remover; 4. dustproof sealing ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, for the utility model discloses a recovery system of SCR catalyst, including breaker 1, feeding device 2 and dust remover 3. The feeding device 2 provides waste materials for the crushing device 1 to be crushed, and the dust remover 3 is communicated with the crushing device 1 to suck away dust generated in the crushing working process of the crushing device 1.
As shown in fig. 2, the crushing device 1 includes a crushing barrel 11, a crushing roller 12, a driving shaft 13 and a storage bin 14, the crushing barrel 11 includes an upper barrel 111 provided with a conical cavity and a lower barrel 112 provided with an inverted conical cavity, the upper barrel 111 and the lower barrel 112 are fixedly connected, a discharge hole 113 is provided on the side wall of the lower barrel 112, the driving shaft 13 and the crushing barrel 11 are coaxially arranged, the crushing roller 12 is arranged in the crushing barrel 11 and is eccentrically and fixedly connected with the driving shaft 13, the lower end of the crushing roller 12 is abutted against the lower barrel 112, and the storage bin 14 is fixedly connected with the lower barrel 112. The drive shaft 13 is driven by the motor, and the drive shaft 13 drives the crushing roller 12 to rotate, and because the crushing roller 12 and the drive shaft 13 are eccentrically arranged, the crushing roller 12 collides with the inner walls of the upper cylinder 111 and the lower cylinder 112 in the rotating process to crush the waste materials. The waste material completes the preliminary crushing in the upper cylinder 111, falls into the lower cylinder 112 to complete the fine crushing, and the waste material reaching the target falls into the storage bin 14 through the discharge hole 113 on the side wall of the lower cylinder 112. Preliminary crushing and fine crushing of waste materials are completed in the same device, and two processes are performed in a centralized mode, so that the size of the crushing device 1 is reduced, and the area of a workshop occupied by the crushing device 1 is reduced. In order to avoid the waste material to fall into the lower barrel 112 by the upper barrel 111, the waste material is piled up in the corner of upper barrel 111 and lower barrel 112 under the extrusion of crushing roller 12, remains in crushing section of thick bamboo 11, and the junction processing of upper barrel 111 and lower barrel 112 has the fillet, and the fillet setting increases the angle between upper barrel 111 and the lower barrel 112, makes the waste material smoothly follow upper barrel 111 and slide into lower barrel 112.
As shown in fig. 2, in order to prevent the waste material entering the crushing cylinder 11 from accumulating on the upper end of the crushing roller 12, the upper end of the crushing roller 12 is tapered. In order to reduce the shearing force of the crushing roller 12 on the driving shaft 13, the end face of the bottom of the crushing roller 12 is fixedly connected with an annular guide rail 121 (refer to fig. 3), the abutting end face of the lower cylinder 112 and the crushing roller 12 is provided with a sliding groove 114 (refer to fig. 3) for the annular guide rail 121 to slide, and because the driving shaft 13 and the crushing cylinder 11 are coaxially arranged, the shearing force of the crushing roller 12 on the driving shaft 13 is reduced after the annular guide rail 121 and the sliding groove 114 are matched, and the service life of the driving shaft. In order to prevent the dust in the storage bin 14 from entering the rotating gap between the crushing roller 12 and the lower cylinder 112 and affecting the rotation of the driving shaft 13, a dust-proof sealing ring 4 (refer to fig. 3) is arranged on the driving shaft 13, and the dust-proof sealing ring 4 is in contact with the lower end surface of the lower cylinder 112.
As shown in fig. 2, the bottom wall of the storage bin 14 is inclined, and a valve 141 is arranged at one end of the inclined lower end. Storage silo 14 collects the waste material that falls from lower barrel 112, and when the waste material in storage silo 14 accumulated a quantitative, open valve 141 and retrieve the waste material in storage silo 14, storage silo 14 played the sealed effect to lower barrel 112 simultaneously, avoided causing the environmental pollution in the dust that falls from lower barrel 112 diffused to the air, the diapire that the slope set up is convenient for the waste material in storage silo 14 to slide to valve 141 direction, pile up and be convenient for collect above valve 141. In addition, the storage bin 14 is communicated with the dust remover 3, and the dust remover 3 adsorbs dust in the storage bin 14.
As shown in FIG. 2, the feeding device 2 comprises a screw elevator 21, and the upper lifting end of the screw elevator 21 is hermetically connected with the feeding hole of the crushing barrel 11. The spiral elevator 21 continuously provides the waste materials into the crushing barrel 11, and the waste material crushing efficiency is improved. The crushing barrel 11 and the screw elevator 21 are connected in a sealing manner, so that the phenomenon that a large amount of dust is diffused into the air when the screw elevator 21 conveys waste materials to the crushing barrel 11 and the environment is polluted can be avoided.
The specific implementation manner of this embodiment:
the waste material promotes to carrying out the breakage in broken section of thick bamboo 11 through screw elevator 21, goes up barrel 111 and carries out preliminary breakage to the waste material, and the waste material after preliminary breakage is accomplished falls into barrel 112 down and carries out the fine crushing, and the waste material that accords with the requirement after the fine crushing falls into storage silo 14 through discharge opening 113.
Claims (10)
1. The SCR catalyst recovery system is characterized by comprising a crushing device (1) for crushing waste materials, a feeding device (2) for feeding the crushing device (1) and a dust remover (3) for removing dust from the crushing device (1), wherein the crushing device (1) is communicated with the dust remover (3), the crushing device (1) comprises a crushing barrel (11), a crushing roller (12) for crushing the waste materials and a driving shaft (13) for driving the crushing roller (12) to rotate, the crushing barrel (11) comprises an upper barrel (111) with a feeding port at the top and a lower barrel (112) with a discharge hole (113), cavities are formed in the upper barrel (111) and the lower barrel (112) and communicated with each other, the driving shaft (13) and the crushing barrel (11) are coaxially arranged, the crushing roller (12) and the driving shaft (13) are eccentrically arranged, and the lower end of the crushing roller (12) is abutted against the lower barrel (112), the crushing roller (12) is arranged in the crushing barrel (11) and the lower end of the crushing roller is abutted against the lower barrel body (112).
2. The recovery system of SCR catalyst as recited in claim 1, wherein the bottom end surface of the crushing roller (12) is fixedly connected with an annular guide rail (121), and the bottom end surface of the lower cylinder (112) abutting against the crushing roller (12) is provided with a sliding groove (114) for the sliding of the annular guide rail (121).
3. An SCR catalyst recovery system according to claim 2, wherein the drive shaft (13) is provided with a dust seal (4), and the dust seal (4) is in contact with the bottom of the lower cylinder (112).
4. The SCR catalyst recovery system of claim 3, wherein the upper cylinder (111) and the lower cylinder (112) are fixedly connected and are both provided with a conical inner cavity, the inner cavity of the lower cylinder (112) is in an inverted conical shape, and a fillet is machined at the joint of the upper cylinder (111) and the lower cylinder (112) inner cavity.
5. An SCR catalyst recovery system as claimed in claim 4, wherein the top of the crushing roller (12) is conical.
6. The SCR catalyst recovery system of claim 1, wherein a storage bin (14) is fixedly connected to the bottom of the lower cylinder (112), and a valve (141) is arranged on the bottom wall of the storage bin (14).
7. The SCR catalyst recovery system of claim 6, wherein the bottom wall of the storage bin (14) is inclined, and the end where the valve (141) is located is an inclined lower end.
8. An SCR catalyst recovery system according to claim 7, wherein the storage bin (14) is in communication with the dust separator (3).
9. An SCR catalyst recovery system according to claim 1, wherein the feeding means (2) comprises a screw elevator (21).
10. An SCR catalyst recovery system according to claim 9, wherein the upper lifting end of the screw lifter (21) is sealingly connected to the crushing drum (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915506.XU CN211026528U (en) | 2019-11-06 | 2019-11-06 | SCR catalyst recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915506.XU CN211026528U (en) | 2019-11-06 | 2019-11-06 | SCR catalyst recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN211026528U true CN211026528U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921915506.XU Active CN211026528U (en) | 2019-11-06 | 2019-11-06 | SCR catalyst recovery system |
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| CN (1) | CN211026528U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371221A (en) * | 2020-10-20 | 2021-02-19 | 辽宁工程技术大学 | Civil engineering waste material environmental protection processing apparatus |
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2019
- 2019-11-06 CN CN201921915506.XU patent/CN211026528U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112371221A (en) * | 2020-10-20 | 2021-02-19 | 辽宁工程技术大学 | Civil engineering waste material environmental protection processing apparatus |
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