CN214811548U - Novel catalyst is smashed superfine grinding for system device - Google Patents

Abstract

The utility model discloses a novel catalyst is smashed ultrafine grinding device for system, including rubbing crusher, second dust remover, draught fan, the rubbing crusher back track is connected with the selection powder machine, and selection powder machine upper end tube coupling to second dust remover, second dust remover below are equipped with the farine feed opening, and the second dust remover links to each other with the draught fan pipeline, the utility model discloses a design has the filtration and smashes the structure again, and the powder that accords with the particle diameter requirement just can be exported, and the powder of big particle diameter can filter and keep off secondary crushing down, has guaranteed ejection of compact stable quality, makes the powder of output can reach raw and other materials standard, has also improved the whole utilization ratio of waste material simultaneously.

Description

Novel catalyst is smashed superfine grinding for system device

Technical Field

The utility model belongs to the technical field of novel retrieval and utilization are smashed to denitration SCR catalyst and specifically relates to a novel catalyst is smashed superfine grinding device for system.

Background

In the traditional SCR catalyst manufacturing process, partial waste materials (end materials and unqualified materials, the maximum specification of the unqualified materials is 150mm x 1500mm, and the material hardness is less than or equal to 200HV) are generated, the waste materials can be reused after being crushed because the waste materials are not polluted by the operation of an SCR system, the unqualified materials in the waste materials are long in length and generally need to be crushed into small pieces by a manual crusher, and then are crushed by the crusher, the particle size of the crushed particles of the common crusher is far larger than that of raw materials, and the reuse and the quality and the qualification rate of new catalyst finished products are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide a novel catalyst is superfine grinding device for crushing system.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel ultrafine grinding device for a catalyst grinding system comprises a grinder, a second dust remover and an induced draft fan, the rear of the pulverizer is connected with a powder concentrator, the upper end of the powder concentrator is connected with a second dust remover through a pipeline, a fine powder feed opening is arranged below the second dust remover, the second dust remover is connected with a pipeline of a draught fan, a filter screen mounting frame component is arranged at the lower end in the powder concentrator, a conical filter screen component is arranged on the filter screen mounting frame component, the side wall of the lower end of the powder concentrator is connected with a powder concentration feeding pipe, one end of the powder concentration feeding pipe is connected with a transmission output port pipeline, the other end of the powder selecting feed pipe extends into the powder selecting machine and is bent upwards to form a powder spraying pipe orifice which is arranged right below the conical filter screen component, the bottom of the powder concentrator is provided with a powder concentration return outlet, and a material returning device is arranged on the powder concentration return outlet.

The filter screen mounting bracket subassembly includes filter screen fixing base link, filter screen fixing base, and is a plurality of filter screen fixing base link fixed connection is every two on the selection powder machine inner wall filter screen fixing base link is a set of, every group all from top to bottom fixed mounting has a plurality of filter screen fixing base on the filter screen fixing base link, the filter screen cartridge groove has been seted up on the filter screen fixing base, semi-enclosed construction is taken in filter screen cartridge groove, and is whole the filter screen fixing base is arranged in same direction, toper filter screen subassembly includes the toper filter screen, toper filter screen bottom is connected with a plurality of interpolation boards, the size of interpolation board and filter screen cartridge groove phase-match, the quantity of interpolation board is corresponding with the quantity of filter screen fixing base.

The cyclone powder selecting device is installed at the top of the powder selecting machine, a fine powder output port is arranged on the side face of the cyclone powder selecting device, the side face of the second dust remover is connected with a fine powder output port pipeline, a blanking device is installed on a fine powder blanking port, a plurality of criss-cross reinforcing ribs are connected in the second dust remover, an induced air pipe opening is formed in the side wall of the upper end of the second dust remover, the induced air pipe opening is connected with a draught fan pipeline, an exhaust pipe is connected to the draught fan, and a plurality of pulse valves are installed at the upper end of the side wall of the second dust remover.

The utility model has the advantages that: the utility model discloses the design has the structure of smashing again of filtering, and the powder that accords with the particle diameter requirement just can be exported, and the powder of big particle diameter can filter to keep off smash once more down, has guaranteed ejection of compact stable in quality, makes the powder of output can reach raw and other materials standard, has also improved the overall utilization ratio of waste material simultaneously.

Drawings

FIG. 1 is a front view of the novel catalyst pulverizing system of the present invention;

FIG. 2 is a connection structure diagram of a crusher and a stirrer of the novel catalyst crushing system applied in the present invention;

FIG. 3 is a structural layout diagram of a counter roller and a crushing impeller of the novel catalyst crushing system applied in the present invention;

FIG. 4 is a connection structure diagram of a first dust collector of the novel catalyst pulverizing system applied in the present invention;

FIG. 5 is an internal structure view of the powder concentrator of the present invention;

FIG. 6 is a view taken along line A of FIG. 5;

fig. 7 is a three-dimensional structure diagram of the filter screen fixing seat of the present invention;

FIG. 8 is a three-dimensional block diagram of the conical screen assembly of the present invention;

fig. 9 is a side view structural diagram of a second dust collector of the present invention.

In the figure: the device comprises a coarse crushing device 1, a crusher 11, a counter grinding roller 111, a crushing impeller 112, a transmission case 113, a crushing driving motor 114, a waste material feeding port 115, a crusher discharge port 116, a stirrer 12, a stirring impeller 121, a stirring motor 122, a coarse particle material output port 123, a first dust remover 13, a fan 131, a discharge pneumatic switch 132, a relay bin 14, a vibration discharger 141, a superfine crushing device 2, a crusher 21, a powder concentrator 22, a filter screen mounting frame assembly 221, a filter screen fixing frame 2211, a filter screen fixing frame 2212, a filter screen inserting groove 2213, a conical filter screen assembly 222, a conical filter screen 1, an inserting plate 2222, a powder selecting 223, a powder spraying pipe port 2231, a powder selecting return outlet 224, a return feeder 225, a cyclone powder selecting device 226, a fine powder output port 227, a second dust remover 23, a fine powder discharge port 231, a feed pipe 232, a reinforcing rib 233, an air guide pipe port 234, a draught fan 24, a waste material inlet pipe 115, a waste material outlet pipe 24, a waste material outlet pipe 2222, a waste material outlet pipe 24, a waste material outlet pipe 24, a filter screen 2, a filter screen, An exhaust pipe 241, a spiral discharging machine 3, a coarse material inlet 31, a delivery outlet 32 and a crushing return inlet 33.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein the descriptions of "left", "right", etc. in the present invention all refer to fig. 1 as the reference direction:

as shown in fig. 1 to 9, a novel catalyst pulverizing system comprises a coarse pulverizing device 1 and a superfine pulverizing device 2, wherein a spiral discharging machine 3 is connected between the coarse pulverizing device 1 and the superfine pulverizing device 2, the spiral discharging machine 3 is responsible for material transmission between two working procedures, the coarse pulverizing device 1 comprises a crusher 11 and a first dust remover 13, the crusher 11 plays a role of coarse crushing of waste materials, large whole catalyst waste materials are crushed into smaller coarse particles, the lower end of the crusher 11 is connected with a stirrer 12, the stirrer 12 can effectively prevent the materials from blocking the outlet of the crusher, the stirrer 12 and the first dust remover 13 are connected by pipelines, the first dust remover 13 is used for generating vacuum suction to suck the coarse crushed powder, and simultaneously remove the entrained dust impurities, so as to ensure the cleanness of the material body, a relay bin 14 is connected below the first dust remover 13, the intermediate storage function is realized by the intermediate storage chamber 14, the intermediate storage chamber 14 is connected to the spiral discharging machine 3, the ultrafine grinding device 2 comprises a grinder 21, a second dust remover 23 and an induced draft fan 24, the grinder 21 is connected with the spiral discharging machine 3 through a pipeline, the grinder 21 realizes the effect of fine grinding coarse materials again, the rear channel of the grinder 21 is connected with a powder concentrator 22, the powder concentrator 22 filters and selects the powder passing through the grinder 21, the powder meeting the particle size requirement is output, the powder not meeting the particle size requirement is blocked and flows back to the grinder 21 again for secondary grinding, the integral utilization rate of waste materials is ensured, the upper end pipeline of the powder concentrator 22 is connected to the second dust remover 23, a fine powder discharge port 231 is arranged below the second dust remover 23, the second dust remover 23 is connected with the induced draft fan 24 through a pipeline, and vacuum can be formed in the second dust remover 23 through the induced draft fan 24, so as to absorb the powder and put into the chamber, the second dust collector 23 plays a role of a final bin and re-filtering dust impurities carried in the powder, and when the amount of the powder in the second dust collector 23 is increased to a certain amount, the fine powder feed opening 231 can be opened to bag the powder.

Be equipped with two parallel arrangement in the breaker 11 organism to the grinding roller 111, two are all connected with a plurality of impeller 112 that pulverize to grinding roller 111 on, impeller 112 evenly distributes along the length direction to grinding roller 111, two are to grinding impeller 112 dislocation alternative arrangement on the grinding roller 111, breaker 11 includes transmission case 113, crushing driving motor 114, two are all connected on transmission case 113 to grinding roller 111, crushing driving motor 114 output links to each other with transmission case 113 input, crushing driving motor 114 drives two and carries out to grinding roller 111 relative motion and break the operation, breaker 11 organism top is equipped with waste dog-house 115, catalyst waste drops into from waste dog-house 115, the biggest specification of catalyst waste is: 150mm, 1500mm and material hardness less than or equal to 200HV, therefore, preferably, the opening length of the waste material feeding port 115 is 1600mm, thus ensuring that the catalyst waste material monomer can be smoothly fed into the waste material feeding port 115, the catalyst waste material monomer falls to the positions of two opposite grinding rollers 111 and is ground by the grinding impeller 112 to form large-particle coarse particles, the crusher discharge port 116 is arranged below the crusher 11 body, the stirrer 12 comprises a stirring impeller 121 and a stirring motor 122, the stirring impeller 121 is arranged at the position of the crusher discharge port 116, the stirring impeller 121 is in transmission connection with the stirring motor 122, the material at the crusher discharge port 116 can be turned over through the rotation of the stirring impeller 121, the crushed coarse material can be effectively prevented from blocking the crusher discharge port 116, and simultaneously, the material can secondarily enter the positions of the opposite grinding rollers 111 along with turning over to form secondary grinding, the crushing effect is improved, the side surface of the stirrer 12 is provided with a coarse particle material output port 123, the coarse particle material output port 123 is connected to the first dust remover 13 through a pipeline, the side wall of the first dust remover 13 is provided with a fan 131 and a plurality of pulse valves 4, the fan 131 can form vacuum in the first dust remover 13 so as to suck coarse particles into the first dust remover 13, the lower end outlet of the first dust remover 13 is connected with two discharging pneumatic switches 132, the two discharging pneumatic switches 132 are connected in series, the two discharging pneumatic switches 132 are used for discharging control, the two discharging pneumatic switches 132 are designed to have double guarantee functions, misoperation opening can be prevented, the two discharging pneumatic switches 132 are in a closed state during suction and conveying, the pulse valves 4 play a role of blowing at intervals to prevent the suction powder pipeline from being blocked, the lower part of the discharging pneumatic switches 132 is connected with a pipeline of the relay bin 14, there is a dust removal process behind the coarse aggregate is sucked first dust remover 13, and the coarse aggregate is collected more in first dust remover 13 the back, opens twice ejection of compact pneumatic switch 132, exports relay storehouse 14 temporary storage, and after the coarse aggregate arrived relay storehouse 14, just accomplished the rough machining process of whole waste material, the vibration discharger 141 is installed to relay storehouse 14 below for the output of coarse aggregate.

Be equipped with coarse fodder feed inlet 31 on spiral discharge machine 3, transmission delivery outlet 32, smash return entry 33, the entrance point at spiral discharge machine 3 is established to coarse fodder feed inlet 31, coarse fodder feed inlet 31 links to each other with vibration discharger 141 pipeline, transmission delivery outlet 32, smash return entry 33 and establish the exit end at spiral discharge machine 3, transmission delivery outlet 32, smash return entry 33 and correspond the setting from top to bottom, transmission delivery outlet 32 pipe connection is to rubbing crusher 21, the large granule powder that returns from smashing return entry 33 returns directly falls rubbing crusher 21 and carries out the regrinding.

A filter screen mounting frame assembly 221 is mounted at the lower end inside the powder concentrator 22, a conical filter screen assembly 222 is mounted on the filter screen mounting frame assembly 221, a powder selecting feed pipe 223 is connected on the side wall of the lower end of the powder concentrator 22, one end of the powder selecting feed pipe 223 is connected with a pipeline of the delivery output port 32, the other end of the powder selecting feed pipe 223 extends into the powder concentrator 22 and is bent upwards to form a powder spraying pipe orifice 2231, the powder spraying pipe orifice 2231 is arranged right below the conical filter screen assembly 222, the conical filter screen assembly 222 covers the powder spraying pipe orifice 2231, the conical filter screen assembly 222 is a first filtering structure of the powder concentrator 22, powder sucked from the pulverizer 21 is sprayed out from the powder spraying pipe orifice 2231 and impacts on the conical filter screen assembly 222 for primary filtering selection, large particles are blocked, small particles pass through the powder to perform cyclone powder concentration, a powder concentrating outlet 224 is arranged at the bottom of the powder concentrator 22, and the powder concentrating outlet 224 is connected with a pulverizing concentrating inlet 33 pipeline, the powder selecting and returning outlet 224 is provided with a returning device 225, and the powder with large particle size blocked by the conical filter screen assembly 222 falls to the powder selecting and returning outlet 224 and returns to the pulverizer 21 for secondary pulverization.

The filter screen mounting rack assembly 221 comprises filter screen fixing seat connecting frames 2211 and filter screen fixing seats 2212, a plurality of filter screen fixing seat connecting frames 2211 are fixedly connected to the inner wall of the powder concentrator 22, every two filter screen fixing seat connecting frames 2211 form a group, a plurality of filter screen fixing seats 2212 are fixedly mounted on each group of filter screen fixing seat connecting frames 2211 from top to bottom, filter screen inserting grooves 2213 are formed in the filter screen fixing seats 2212, the filter screen inserting grooves 2213 are of a semi-closed structure, all the filter screen fixing seats 2212 are arranged in the same direction, the conical filter screen assembly 222 comprises conical filter screens 2221, the bottoms of the conical filter screens 2221 are connected with a plurality of inserting plates 2222, the sizes of the inserting plates 2222 are matched with the filter screen inserting grooves 2213, the number of the inserting plates 2222 is corresponding to the number of the filter screen fixing seats 2212, the conical filter screen assembly 222 is mounted by aligning the inserting plates 2222 with gaps between the filter screen fixing seats 2212, and is mounted in place, the installation of the conical filter screen assembly 222 is completed by rotating the conical filter screen assembly 222 to insert the insertion plate 2222 into the filter screen insertion slot 2213, the above-mentioned structural design makes the installation and disassembly operations of the conical filter screen assembly 222 very simple, the filter screen insertion slot 2213 can also effectively lock the position of the conical filter screen assembly 222 to prevent its up-and-down movement, in the present invention, the filter screen fixing seat 2212 is provided with a plurality of layers from top to bottom, such a structure is to adjust the installation height of the conical filter screen assembly 222, because the position of the powder injection pipe port 2231 is fixed, the distance between the conical filter screen assembly 222 and the powder injection pipe port 2231 can be adjusted by adjusting the installation height of the conical filter screen assembly 222, the main reason for the above adjustment is that the pulverized powder of different specifications of catalysts has different particle sizes and different filtration passing speeds, and different filtration passing speeds can affect the filtration effect, when the passing speed is low, the powder is easily blocked, the filtering effect is reduced, at this time, the distance between the conical filter screen assembly 222 and the powder spraying pipe orifice 2231 needs to be reduced, when the passing speed is high, the powder is easily extruded through the conical filter screen assembly 222, the filtering effect is reduced, and at this time, the distance between the conical filter screen assembly 222 and the powder spraying pipe orifice 2231 needs to be increased.

The top of the powder separator 22 is provided with a cyclone powder separator 226, the cyclone powder separator 226 performs two powder separation and filtration processes, powder with large particle size is thrown to the side wall and slides down through centrifugal rotating force, powder with small particle size is left to be sucked and output, the output powder particles are ensured to be smaller and meet the requirements of raw material particles, the side surface of the cyclone powder separator 226 is provided with a fine powder output port 227, the side surface of the second dust collector 23 is connected with the fine powder output port 227 through a pipeline, a fine powder discharge port 231 is provided with a discharger 232, the discharger 232 performs the output opening and closing function of the second dust collector 23, when the powder suction operation is performed, the discharger 232 is closed, after the powder storage in the second dust collector 23 is increased, the discharger 232 is opened for discharging and bagging, a plurality of criss-cross reinforcing ribs 233 are connected in the second dust collector 23, the cylinder of the second dust collector 23 has a large volume, and the reinforcing ribs 233 perform the function of stabilizing the cylinder structure, be equipped with induced air mouth of pipe 234 on the lateral wall of second dust remover 23 upper end, induced air mouth of pipe 234 links to each other with draught fan 24 pipeline, is connected with blast pipe 241 on the draught fan 24, and draught fan 24 can form the vacuum in second dust remover 23, and a plurality of pulse valve 4 are also installed to second dust remover 23 lateral wall upper end, and pulse valve 4 plays the recoil gas effect, prevents that the dust from blockking up the vacuum pipeline.

A novel catalyst crushing process comprises the following steps:

1) firstly, roughly processing collected catalyst processing waste materials through a rough grinding device 1, firstly putting the waste materials into a crusher 11, crushing the waste materials through a crushing impeller 112 of a grinding roller 111, crushing the whole catalyst processing waste materials into coarse particles, facilitating subsequent fine grinding operation, reducing subsequent fine grinding burden, starting a stirrer 12, and outputting the coarse particles during stirring;

2) closing the pneumatic discharging switch 132, starting the fan 131 on the first dust remover 13, forming vacuum in the first dust remover 13, sucking the coarse particles output after being crushed by the crusher 11 by using vacuum force, and adding a dust removal effect on the sucked coarse particles;

3) when the coarse particles in the first dust remover 13 are increased, the two discharging pneumatic switches 132 are opened, and the coarse particles are output to the relay bin 14 for storage;

4) opening the vibration discharging device 141 of the relay bin 14, outputting the coarse particles to the superfine grinding device 2 through the spiral discharging device 3 for fine machining, outputting the coarse particles to the grinder 21 through the transmission output port 32 for fine grinding, wherein the granularity of the finished material of the grinder 21 needs to reach D90 less than 5 microns;

5) the induced draft fan 24 is started, vacuum is formed in the second dust collector 23, so that vacuum suction is formed on the powder concentrator 22, fine powder is sucked into the powder concentrator 22 by virtue of the vacuum suction to be subjected to impact filtration and cyclone powder concentration, the impact filtration is realized by the conical filter screen assembly 222, the cyclone powder concentration is realized by the cyclone powder concentration device 226, the selected ultrafine powder after the two times of filtration and powder concentration approaches the particle size of the raw material, the selected ultrafine powder is sucked into the second dust collector 23, and the filtered and selected coarse powder which does not meet the requirements is returned to the pulverizer 21 through the powder concentration return outlet 224 to be subjected to secondary pulverization until the coarse powder is completely pulverized into ultrafine powder which meets the requirements;

6) after the collection and increase of the ultrafine powder in the second dust remover 23, the blanking device 232 is opened to output the ultrafine powder for bagging.

The utility model has the advantages of degree of automation is high, easy operation, through the utility model discloses a system is smashed to the two-stage, can effectively retrieve and use catalyst waste material, the final product particle diameter of waste material is less, is close raw and other materials particle diameter requirement, and entire system production efficiency is high, and the production utilization ratio of waste material is high.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (3)

1. The utility model provides a novel catalyst is superfine grinding device for crushing system, includes rubbing crusher (21), second dust remover (23), draught fan (24), its characterized in that: the rear channel of the pulverizer (21) is connected with a powder selecting machine (22), the upper end of the powder selecting machine (22) is connected to a second dust remover (23) through a pipeline, a fine powder feed opening (231) is arranged below the second dust remover (23), the second dust remover (23) is connected with a draught fan (24) through a pipeline, a filter screen mounting frame assembly (221) is mounted at the lower end inside the powder selecting machine (22), a conical filter screen assembly (222) is mounted on the filter screen mounting frame assembly (221), a powder selecting feed pipe (223) is connected onto the side wall of the lower end of the powder selecting machine (22), one end of the powder selecting feed pipe (223) is connected with a delivery output port (32) through a pipeline, the other end of the powder selecting feed pipe (223) extends into the powder selecting machine (22) and is bent upwards to form a powder spraying pipe opening (2231), the powder spraying pipe opening (2231) is arranged right below the conical filter screen assembly (222), and a powder selecting return outlet (224) is arranged at the bottom of the powder selecting machine (22), a return feeder (225) is arranged on the powder selecting return outlet (224).

2. A novel ultrafine pulverizing apparatus for a catalyst pulverizing system as set forth in claim 1, wherein: the filter screen mounting frame assembly (221) comprises filter screen fixing seat connecting frames (2211) and filter screen fixing seats (2212), a plurality of filter screen fixing seat connecting frames (2211) are fixedly connected on the inner wall of the powder concentrator (22), every two filter screen fixing seat connecting frames (2211) form a group, a plurality of filter screen fixing seats (2212) are fixedly mounted on each group of filter screen fixing seat connecting frames (2211) from top to bottom, a filter screen inserting groove (2213) is formed in the filter screen fixing seat (2212), the filter screen inserting groove (2213) is of a semi-closed structure, all the filter screen fixing seats (2212) are arranged along the same direction, the conical filter screen assembly (222) comprises a conical filter screen (2221), the bottom of the conical filter screen (2221) is connected with a plurality of insertion plates (2222), the size of the insertion plates (2222) is matched with the filter screen insertion grooves (2213), and the number of the insertion plates (2222) corresponds to the number of the filter screen fixing seats (2212).

3. A novel ultrafine pulverizing apparatus for a catalyst pulverizing system as set forth in claim 2, wherein: cyclone selection powder device (226) are installed at selection powder machine (22) top, cyclone selection powder device (226) side is equipped with fine powder delivery outlet (227), second dust remover (23) side links to each other with fine powder delivery outlet (227) pipeline, install down glassware (232) on fine powder feed opening (231), second dust remover (23) in-connection has a plurality of vertically and horizontally staggered's strengthening rib (233), be equipped with induced air mouth of pipe (234) on second dust remover (23) upper end lateral wall, induced air mouth of pipe (234) link to each other with draught fan (24) pipeline, be connected with blast pipe (241) on draught fan (24), a plurality of pulse valve (4) are installed to second dust remover (23) lateral wall upper end.

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