CN218689192U - Continuous mixing device for catalyst - Google Patents
Continuous mixing device for catalyst Download PDFInfo
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- CN218689192U CN218689192U CN202222749459.4U CN202222749459U CN218689192U CN 218689192 U CN218689192 U CN 218689192U CN 202222749459 U CN202222749459 U CN 202222749459U CN 218689192 U CN218689192 U CN 218689192U
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- 238000002156 mixing Methods 0.000 title claims abstract description 91
- 239000003054 catalyst Substances 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 70
- 238000003756 stirring Methods 0.000 claims abstract description 53
- 238000013329 compounding Methods 0.000 claims abstract description 8
- 229920006351 engineering plastic Polymers 0.000 claims description 5
- 239000007779 soft material Substances 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000843 powder Substances 0.000 abstract description 4
- 239000008187 granular material Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000011295 pitch Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004523 catalytic cracking Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010454 slate Substances 0.000 description 1
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Abstract
The utility model relates to a catalyst production field discloses a continuous compounding device of catalyst. The continuous catalyst mixing device comprises a conveying and mixing mechanism and a plurality of feeding metering devices, wherein a conveying and mixing part in the conveying and mixing mechanism comprises a feeding section, a conveying section and a stirring section. A plurality of feeding metering equipment along direction of delivery interval range and communicate in the feeding section, wherein place the various materials that need the mixing respectively, adjust the flow according to different material proportions to supply the material to the feeding section ration. The materials sequentially pass through the feeding section, the conveying section and the stirring section in the conveying and mixing mechanism, are uniformly mixed gradually, and are finally conveyed to a discharge port arranged in the stirring section. The utility model discloses can realize the continuous mixing of powder raw materials such as catalyst product and auxiliaries, improve the operating efficiency to the product degree of consistency after mixing is high, granule wearing and tearing are few.
Description
Technical Field
The utility model relates to a catalyst production field specifically relates to a continuous compounding device of catalyst.
Background
In the field of catalyst production, manufacturers often need to mix and blend catalyst products to meet their customers' requirements to achieve process objectives, and in particular, catalytic cracking catalyst (FCC) manufacturers need to supply corresponding catalysts according to the feedstock, product slate, and unit characteristics of different refinery customers. Because the product and the raw material are frequently adjusted, different catalysts and auxiliary agents are required to be mixed while the process is changed; further, when the indices such as particle size and density of the catalyst fluctuate within a certain range, further blending is required. The common material mixing mode usually adopts a pot-type material mixing device, needs manual feeding, hydraulic cylinder turning and manual discharging, and has the advantages of high labor intensity, low operation efficiency and uneven easy mixing in the production process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the unable continuous, quick problem with catalyst and auxiliary agent powder misce bene that prior art exists, providing a continuous compounding device of catalyst, this continuous compounding device of catalyst can realize the serialization of catalyst mixture, mixing process, has promoted the operating efficiency to product degree of consistency is high after mixing, particle wear is few.
In order to realize the aim, the utility model provides a continuous compounding device of catalyst. The continuous mixing device for the catalyst comprises: carry mixing mechanism and a plurality of feeding metering equipment, carry mixing mechanism to include the casing and set up the transport mixing part in the casing, carry mixing mechanism to include along feeding section, transport section and the stirring section that direction of delivery arranged, a plurality of feeding metering equipment along direction of delivery interval arrangement and communicate in the feeding section, the stirring section is provided with the discharge gate.
Optionally, the conveying mixing part comprises a blade arranged in the shell, and the blade comprises a first conveying helical blade arranged in the feeding section, a second conveying helical blade arranged in the conveying section and a stirring blade arranged in the stirring section.
Optionally, the conveying and mixing mechanism comprises a mixing section arranged between the conveying section and the stirring section, the blade comprises a mixing helical blade arranged in the mixing section, and the pitch of the mixing helical blade is smaller than that of the second conveying helical blade.
Optionally, the conveying and mixing mechanism includes a reverse-thrust section located downstream of the stirring section, and the blades include reverse-thrust helical blades disposed in the reverse-thrust section, and the rotation direction of the reverse-thrust helical blades is opposite to that of the first conveying helical blades and the second conveying helical blades.
Optionally, the conveying mixing part comprises a rotating shaft arranged along the conveying direction, and the blades surround the rotating shaft and are fixedly connected with the rotating shaft.
Optionally, vertical stirring teeth are arranged on the stirring blade of the stirring section.
Optionally, the exterior of the blade is provided with a layer of wear resistant soft material.
Optionally, the feed metering device comprises a feed hopper and a flow meter and flow control valve arranged on an outlet pipe of the feed hopper.
Optionally, the top of feeder hopper is provided with material inlet, the bottom is provided with the material export, the cross sectional area of feeder hopper is in material exit is minimum.
Optionally, the inner wall of the shell is provided with an engineering plastic layer or a special rubber layer.
Through above-mentioned technical scheme, the continuous compounding device of catalyst is through placing the different materials that need the mixing respectively in a plurality of feeding metering equipment, adjusts the flow according to the material ratio of difference, supplies with the material to the feeding section ration. The material is misce bene gradually in the conveying mixing mechanism, finally carries to the discharge gate, has realized catalyst mixture, mixing process's serialization, with powder such as a large amount of catalysts and auxiliaries continuous mixing uniform powder in the short time, has improved the operating efficiency to product degree of consistency after the mixture is high, the granule wearing and tearing are few.
Drawings
Fig. 1 is a schematic diagram of a continuous catalyst mixing device according to an embodiment of the present invention.
Description of the reference numerals
1. 2 feeding metering equipment of conveying and mixing mechanism
11. Feed hopper of shell 21
12. Material inlet of conveying mixing part 211
3. Discharge port 212 material outlet
4. Rotating shaft 22 flowmeter
5. Vane 23 flow control valve
a feed section 51 first conveying screw blade
e reverse-thrust section 55 reverse-thrust helical blade
6. Stock bin
Detailed Description
In the present invention, unless otherwise specified, the terms of orientation or positional relationship such as "upper, lower, inner, outer" and the like are used based on the orientation or positional relationship shown in the drawings only for convenience of describing the present design and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus should not be construed as limiting the present design.
In the description of the present design, it should be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and the like are to be construed broadly, and the specific meaning of the above terms in the present design can be specifically understood by those of ordinary skill in the art.
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
In order to realize the purpose, the utility model provides a continuous compounding device of catalyst. The continuous mixing device of catalyst includes: carry mixing body 1 and a plurality of feeding metering devices 2, carry mixing body 1 to include casing 11 and the transport mixed part 12 of setting in the casing, carry mixing body 1 to include along feeding section a, transport section b and the stirring section c that direction of delivery arranged, a plurality of feeding metering devices 2 along direction of delivery interval arrangement and communicate in feeding section a, stirring section c is provided with discharge gate 3.
As shown in figure 1, the continuous mixing device for the catalyst comprises a plurality of feeding metering devices 2 which are arranged along the conveying direction, a plurality of materials are respectively filled into the feeding metering devices 2, the material flow of different feeding metering devices 2 is controlled according to the material proportioning requirement, and the materials are quantitatively supplied to a feeding section. Various materials fall into the conveying and mixing mechanism 1 through the feeding metering equipment 2, so that the various materials are continuously mixed according to a specific proportion. The conveying and mixing mechanism 1 is composed of a shell 11 and a conveying and mixing part 12 arranged in the shell, and comprises a feeding section a, a conveying section b and a stirring section c which are arranged along the conveying direction. Wherein the feeding section a is in communication with the feed metering device 2 for receiving the material provided by the feed metering device 2. Multiple material is carried to 3 directions of discharge gate after carrying section b preliminary mixing, gets into stirring section c, mixes through stirring more fully, finally exports from 3 discharge gates that stirring section c set up.
Optionally, the conveying mixing part 12 comprises a blade 5 arranged therein, and the blade 5 comprises a first conveying helical blade 51 arranged at the feeding section a, a second conveying helical blade 52 arranged at the conveying section b, and a stirring blade 53 arranged at the stirring section c.
A conveying mixing part 12 is arranged in a housing 11 of the conveying mixing mechanism 1, and the conveying mixing part 12 comprises a rotatable blade 5 for conveying mixing. Specifically, the blades 5 include a first conveying helical blade 51 disposed at the feeding section a and a second conveying helical blade 52 disposed at the conveying section b. The various materials entered by the feed metering device 2 are conveyed to the conveying section b by the rotation of the first conveying screw 51. Then, the plurality of materials are preliminarily mixed and conveyed to the stirring section c by the rotation of the second conveying screw blade 52 provided in the conveying section b. The stirring section c is provided with the stirring blades 53, the materials are fully stirred by the rotation of the stirring blades 53, so that the materials are mixed more uniformly, and the uniformly mixed materials are output through the discharge port 3 below the materials. As shown in fig. 1, the stirring blade 53 may be the same as or different from the first conveying screw blade 51 and the second conveying screw blade 52, and by adjusting parameters such as the number of flights, the pitch, and the lead angle, a better stirring and mixing effect can be achieved.
Optionally, the conveying and mixing mechanism 1 comprises a mixing section d disposed between the conveying section b and the stirring section c, the blade 5 comprises a mixing helical blade 54 disposed in the mixing section, and the pitch of the mixing helical blade 54 is smaller than the pitch of the second conveying helical blade 52.
Further, as shown in fig. 1, a mixing section d is arranged between the conveying section b and the stirring section c, a second conveying helical blade 52 is arranged in the conveying section b, the conveying section b is used for premixing materials conveyed from the feeding section a and conveying the materials to the direction of the discharging port 3, the mixing section d is provided with a mixing helical blade 54, the pitch of the mixing helical blade 54 is smaller than that of the second conveying helical blade 52, so that the material conveying speed is reduced, and meanwhile, the mixing helical blades 54 are arranged more densely, so that the materials can be more fully mixed in the mixing section d and then conveyed to the stirring section c. The pitch of the second conveying screw 52 and the mixing screw 54 can be set in stages to two different pitches or to a pitch which decreases gradually in the material transport direction.
Optionally, the conveying and mixing mechanism 1 includes a reverse-thrust section e located downstream of the stirring section c, and the blade 5 includes a reverse-thrust helical blade 55 disposed in the reverse-thrust section e, and the rotation direction of the reverse-thrust helical blade 55 is opposite to the rotation direction of the first conveying helical blade 51 and the second conveying helical blade 52.
In addition, because under the effect of carrying mixed part 12, the material piles up at the end of carrying mixed mechanism 1 easily, causes to carry and blocks up in the mixed mechanism 1 to influence the smooth of material transport mixing and ejection of compact process and go on, can set up reverse thrust section e in the low reaches of stirring section c, thereby make terminal accumulational material get into reverse thrust section e, and can not block up mixed section d, stirring section c and discharge gate 3. The blades 5 include reverse spiral blades 55 provided in the reverse section e, and the reverse spiral blades 55 rotate in the direction opposite to the rotation direction of the first conveying spiral blade 51 and the second conveying spiral blade 52, and apply a reverse force to the material to push the stacked material to the stirring section c, and discharge the material from the discharge port 3 below the stirring section c.
Optionally, the conveying mixing part 12 includes a rotating shaft 4 disposed along the conveying direction, and the blades 5 surround the rotating shaft 4 and are fixedly connected with the rotating shaft 4.
The feeding section a, the conveying section b and the stirring section c of the conveying and mixing mechanism 1 are coaxially arranged along the material conveying direction. Specifically, the conveying mixing part 12 comprises a rotating shaft 4 arranged along the material conveying direction, and a first conveying helical blade 51 of the feeding section a, a second conveying helical blade 52 of the conveying section b and a stirring blade 53 of the stirring section c are arranged around the rotating shaft 4 along the material conveying direction and are fixedly connected with the rotating shaft 4.
Optionally, vertical stirring teeth are arranged on the stirring blade 53 of the stirring section c.
Vertical stirring teeth are arranged on the stirring blades 53, and vertical stirring teeth with different heights and quantities can be arranged according to different material quantities and particle sizes. When stirring vane 53 rotated, vertical stirring tooth can make the material mix more even, and the material of being convenient for is discharged from discharge gate 3 smoothly, gets into feed bin 6, utilizes feed bin 6 to collect and save.
Optionally, the exterior of the blade 5 is provided with a layer of wear-resistant soft body.
The outer part of the vane 5 is provided with a wear-resistant soft material layer so as to reduce the wear of the vane 5, improve the impact resistance of the vane 5 and prolong the service life of the vane 5. Furthermore, a wear-resistant soft material layer with an anti-corrosion effect can be adopted to protect the blade 5 from corrosion.
Optionally, the feed metering device 2 comprises a feed hopper 21 and a flow meter 22 and a flow control valve 23 arranged on an outlet pipe of the feed hopper 21.
The feeding material metering device 2 comprises a feeding hopper 21, and a flow meter 22 and a flow control valve 23 which are arranged on an outlet pipe below the feeding hopper 21, wherein the material falling into the feeding section a from the feeding hopper 21 can be metered by using the flow meter 22, the flow meter 22 can adopt a flow meter for measuring the weight of the material and is used for metering the flow rate of the material passing through the outlet pipe, and can also adopt a flow meter for measuring the flow speed of the material, and then the flow rate of the material is obtained by calculation. For the mixing requirements of different materials or different proportions, the flow control valve 23 can be used for adjusting the flow rate of the materials according to the result obtained by the measurement of the flow meter 22, so as to achieve the material proportion meeting the requirements, and further realize continuous automatic quantitative feeding.
Optionally, the top of the feeding hopper 21 is provided with a material inlet 211, and the bottom is provided with a material outlet 212, and the cross-sectional area of the feeding hopper 21 is smallest at the material outlet 212.
The top of the feeding hopper 21 is provided with a material inlet 211, the material is filled from the material inlet 211 through an external device or a manual work, and the bottom of the feeding hopper 21 is provided with a material outlet 212 connected with the feeding section a through an outlet pipe below the material outlet. The feeding hopper 21 adopts a cone structure with a large upper end surface and a small lower end surface, so that the materials in the feeding hopper 21 are gathered to the material outlet 212, and the materials in the feeding hopper 21 can timely fall into the feeding section a according to the set material flow.
Optionally, an engineering plastic layer or a special rubber layer is arranged on the inner wall of the shell 11.
The inner wall of the shell 11 is provided with an engineering plastic layer or a special rubber layer, and the engineering plastic layer or the special rubber layer has high impact resistance, fatigue resistance, wear resistance and corrosion resistance, and can effectively reduce the impact and wear of the shell 11 and protect the shell 11 from corrosion, thereby prolonging the service life of the shell.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. The technical scheme of the utility model in the technical conception scope, can be right carry out multiple simple variant. Including each of the specific features, are combined in any suitable manner. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.
Claims (10)
1. The utility model provides a continuous compounding device of catalyst, its characterized in that is including carrying mixing mechanism (1) and a plurality of feeding metering device (2), carry mixing mechanism (1) including casing (11) and setting up transport mixing element (12) in the casing, carry mixing mechanism (1) including along feeding section (a) of direction of delivery range, carry section (b) and stirring section (c), a plurality of feeding metering device (2) along direction of delivery interval range and communicate in feeding section (a), stirring section (c) is provided with discharge gate (3).
2. The catalyst continuous mixing apparatus according to claim 1, wherein the transporting mixer (12) comprises a blade (5) provided in the housing (11), and the blade (5) comprises a first transporting screw blade (51) provided in the feeding section (a), a second transporting screw blade (52) provided in the transporting section (b), and an agitating blade (53) provided in the agitating section (c).
3. The continuous mixing device for catalyst according to claim 2, characterized in that the conveying and mixing mechanism (1) comprises a mixing section (d) arranged between the conveying section (b) and the stirring section (c), the blades (5) comprise mixing helical blades (54) arranged in the mixing section (d), and the pitch of the mixing helical blades (54) is smaller than the pitch of the second conveying helical blades (52).
4. The continuous mixing device for catalyst according to claim 2, characterized in that the conveying and mixing mechanism (1) comprises a reverse-thrust section (e) located downstream of the stirring section (c), and the blade (5) comprises a reverse-thrust helical blade (55) arranged at the reverse-thrust section (e), wherein the reverse-thrust helical blade (55) has a rotation direction opposite to that of the first conveying helical blade (51) and the second conveying helical blade (52).
5. The continuous mixing device for catalyst according to claim 2, characterized in that the conveying mixing part (12) comprises a rotating shaft (4) arranged along the conveying direction, and the blades (5) surround the rotating shaft (4) and are fixedly connected with the rotating shaft (4).
6. The continuous mixing device for the catalyst according to claim 2, characterized in that the stirring blade (53) is provided with vertical stirring teeth.
7. A catalyst continuous mixing device according to claim 2, characterized in that the exterior of the blade (5) is provided with a layer of abrasion resistant soft material.
8. A catalyst continuous mixing apparatus according to claim 1, characterized in that the feed metering device (2) comprises a feed hopper (21) and a flow meter (22) and a flow control valve (23) arranged on an outlet pipe of the feed hopper (21).
9. The continuous catalyst mixing device according to claim 8, characterized in that the feed hopper (21) is provided with a material inlet (211) at the top and a material outlet (212) at the bottom, and the cross-sectional area of the feed hopper (21) is smallest at the material outlet (212).
10. The continuous mixing device for catalyst according to claim 1, characterized in that the inner wall of the housing (11) is provided with an engineering plastic layer or a special rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222749459.4U CN218689192U (en) | 2022-10-18 | 2022-10-18 | Continuous mixing device for catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222749459.4U CN218689192U (en) | 2022-10-18 | 2022-10-18 | Continuous mixing device for catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218689192U true CN218689192U (en) | 2023-03-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222749459.4U Active CN218689192U (en) | 2022-10-18 | 2022-10-18 | Continuous mixing device for catalyst |
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| CN (1) | CN218689192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117086080A (en) * | 2023-08-23 | 2023-11-21 | 浙江京兰环保科技有限公司 | Waste incineration fly ash dioxin pyrolysis system |
-
2022
- 2022-10-18 CN CN202222749459.4U patent/CN218689192U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117086080A (en) * | 2023-08-23 | 2023-11-21 | 浙江京兰环保科技有限公司 | Waste incineration fly ash dioxin pyrolysis system |
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