CN216728155U - Vibration screening device for hollow columnar alumina catalyst carrier - Google Patents

Abstract

The utility model discloses a vibration screening device of a hollow columnar alumina catalyst carrier, which belongs to the technical field of alumina catalyst processing, the surface of a screening box is fixedly connected with a charging hopper, a first discharge port and a second discharge port, one end of the charging hopper is fixedly connected with a distributing hopper through a connecting pipe, one end of the distributing hopper is provided with a distributing groove, the bottom of the distributing groove is provided with a feed opening, the vibration screening device of the hollow columnar alumina catalyst carrier is provided with a double-layer vibrating screen, which can directly lead out qualified raw materials and defective raw materials from the two discharge ports respectively, thereby not only facilitating the subsequent processing of the qualified raw materials, but also facilitating the recovery and the secondary processing of the defective raw materials, greatly improving the screening high-efficiency stability of alumina catalyst carrier particles, and the arranged distributing hopper can automatically spread out the raw materials in the feeding process to avoid the raw materials from piling up, the screening efficiency of raw materials is effectively improved.

Description

Vibration screening device for hollow columnar alumina catalyst carrier

Technical Field

The utility model relates to an alumina catalyst processing technology field, more specifically say, relate to a vibratory screening device of hollow column alumina catalyst carrier.

Background

The hollow column is a common shape of an alumina catalyst carrier, is one of the components of a supported catalyst, is a framework of an active component of the catalyst, supports the active component, enables the active component to be dispersed, and can increase the strength of the catalyst.

At present, in the production process of hollow column alumina catalyst carrier, need use the vibration screening device to filter raw materials granule, like the special vibration screening device of an aluminium oxide that publication number CN104415908A discloses, current vibration screening device mostly exists and can't purify alumina catalyst raw materials granule high-efficiently stably, can't tile the raw materials on the surface of filter screen in addition in reinforced process, probably causes the raw materials to pile up on the surface of filter screen to the screening efficiency of vibration screening device has been reduced to a certain extent, for this reason, we have designed the vibration screening device of a hollow column alumina catalyst carrier, solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Problem to exist among the prior art, the utility model aims to provide a vibration screening device of hollow column alumina catalyst carrier, this vibration screening device of hollow column alumina catalyst carrier, be provided with double-deck shale shaker, can directly derive qualified raw materials and bad raw materials by two discharge gates respectively, not only make things convenient for the follow-up processing of qualified raw materials, and make things convenient for the recovery reprocessing of bad raw materials, great improvement the high-efficient stability of screening of alumina catalyst carrier granule, and the cloth of setting is fought and can be spread the raw materials automatically at reinforced in-process, avoid the raw materials to pile, the effectual screening efficiency who improves the raw materials.

In order to solve the above problems, the utility model adopts the following technical proposal.

A vibration screening device of a hollow columnar alumina catalyst carrier comprises a screening box, wherein the surface of the screening box is fixedly connected with a feeding hopper, a first discharge port and a second discharge port, one end of the feeding hopper is fixedly connected with a material distributing hopper through a connecting pipe, one end of the material distributing hopper is provided with a material distributing groove, the bottom of the material distributing groove is provided with a feed opening, the inner wall of the screening box is fixedly provided with a first vibrating screen and a second vibrating screen, the bottoms of the first vibrating screen and the second vibrating screen are respectively fixedly connected with a first filter screen and a second filter screen, the bottoms of the first filter screen and the second filter screen are fixedly connected with a supporting plate, one surface of the supporting plate is fixedly connected with a vibrating machine, one ends of the first filter screen and the second filter screen are both fixedly connected with a guide plate, the surface of the screening box is fixedly provided with a damping support, and the vibration screening device of the hollow columnar alumina catalyst carrier, be provided with the shale shaker of bilayer, can directly derive qualified raw materials and bad raw materials by two discharge gates respectively, not only make things convenient for the follow-up processing of qualified raw materials, make things convenient for the recovery of bad raw materials to process again moreover, great improvement the high-efficient stability of screening of alumina catalyst carrier granule to the cloth fill of setting can be laid out the raw materials automatically at reinforced in-process, avoids the raw materials to become to pile, the effectual screening efficiency who improves the raw materials.

Further, the one end surface that the cloth was fought is connected with the baffle through hinge rotation, a surface and the surface contact of first filter screen of baffle are connected, the incline direction of baffle is the same with the incline direction of first filter screen, and the baffle of setting not only can avoid the first filter screen of raw materials impact wear, moreover through the vibrational force of first filter screen, can avoid the feed opening to block up.

Further, the shape of backup pad is the rectangle, the width dimension of backup pad is greater than the width dimension of bobbing machine, the both ends surface of backup pad and the inner wall fixed connection of screening case, the backup pad of setting not only can increase the support intensity of filter screen, can avoid the raw materials contact to pile up on the surface of bobbing machine moreover.

Further, the inner wall fixedly connected with water conservancy diversion piece of screening case, the one end fixedly connected with drain of water conservancy diversion piece, the water conservancy diversion piece that sets up can be quick discharge in the leading-in drain of the dust impurity of selecting.

Furthermore, the cross sectional shape of feed opening is the bar, and the length of feed opening is less than the width of first filter screen, and the feed opening that sets up is making the raw materials tiling on the surface of first filter screen.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is provided with the shale shaker of bilayer, can be directly derive qualified raw materials and bad raw materials by two discharge gates respectively, not only make things convenient for the follow-up processing of qualified raw materials, make things convenient for the recovery of bad raw materials to process again in addition, great improvement the high-efficient stability of screening of alumina catalyst carrier granule to the cloth fill of setting can be laid out the raw materials automatically at reinforced in-process, avoids the raw materials to become to pile, the effectual screening efficiency who improves the raw materials.

(2) The one end surface that cloth was fought is connected with the baffle through the hinge rotation, and a surface of baffle is connected with the surface contact of first filter screen, and the incline direction of baffle is the same with the incline direction of first filter screen, and the baffle that sets up not only can avoid the first filter screen of raw materials impact wear, moreover through the vibrational force of first filter screen, can avoid the feed opening to block up.

(3) The shape of backup pad is the rectangle, and the width dimension of backup pad is greater than the width dimension of bobbing machine, the both ends surface of backup pad and the inner wall fixed connection of screening case, and the backup pad of setting not only can increase the support intensity of filter screen, can avoid the raw materials contact to pile up on the surface of bobbing machine moreover.

(4) The inner wall fixedly connected with water conservancy diversion piece of screening case, the one end fixedly connected with drain of water conservancy diversion piece, the water conservancy diversion piece that sets up can be quick discharge in the leading-in drain of the dust impurity of selecting.

(5) The cross-sectional shape of feed opening is the bar, and the length of feed opening is less than the width of first filter screen, and the feed opening that sets up is making the raw materials tiling on the surface of first filter screen.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the mounting structure of the distributing hopper and the connecting pipe of the present invention;

fig. 3 is a sectional view of the structure of the cloth hopper of the present invention;

fig. 4 is a top view of a first vibrating screen according to the present invention;

fig. 5 is a top view of the cloth bucket structure of the present invention.

The reference numbers in the figures illustrate:

1 screening case, 11 loading hoppers, 12 first discharge gates, 13 second discharge gates, 14 drain outlets, 15 water conservancy diversion blocks, 2 cloth hoppers, 21 distributing chutes, 22 feed openings, 23 baffles, 24 connecting pipes, 3 first vibrating screens, 31 first filter screens, 32 vibrating machines, 33 supporting plates, 34 guide plates, 4 second vibrating screens, 41 second filter screens and 5 shock-absorbing supports.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a vibrating screening device for hollow cylindrical alumina catalyst carriers comprises a screening box 1, referring to fig. 1-5, a feeding hopper 11, a first discharging port 12 and a second discharging port 13 are fixedly connected to the surface of the screening box 1, a distributing hopper 2 is fixedly connected to one end of the feeding hopper 11 through a connecting pipe 24, a distributing hopper 21 is arranged at one end of the distributing hopper 2, a discharging port 22 is arranged at the bottom of the distributing hopper 21, a first vibrating screen 3 and a second vibrating screen 4 are fixedly installed on the inner wall of the screening box 1, the first vibrating screen 3 and the second vibrating screen 4 are arranged in an inclined manner and opposite to each other in the inclined direction, a first filter screen 31 and a second filter screen 41 are respectively and fixedly connected to the bottoms of the first vibrating screen 3 and the second vibrating screen 4, the mesh of the first filter screen 31 is larger than the mesh of the second filter screen 41, a support plate 33 is fixedly connected to the bottoms of the first filter screen 31 and the second filter screen 41, a fixed surface of backup pad 33 is connected with bobbing machine 32, bobbing machine 32 belongs to prior art, peg graft with external power supply through the plug, can increase first filter screen 31 and second filter screen 41's screening efficiency, the equal fixedly connected with guide plate 34 of one end of first filter screen 31 and second filter screen 41, the one end and the discharge gate of guide plate 34 are connected, make things convenient for the raw materials ejection of compact, the mobility of raw materials has been increased, avoid the raw materials to pile up at the discharge gate, the fixed surface of screening case 1 installs shock mount 5, shock mount 5 has the absorbing function of buffering.

Referring to fig. 1 and 2, one end surface of the material distributing hopper 2 is rotatably connected with a baffle 23 through a hinge, one surface of the baffle 23 is in contact connection with the surface of the first filter screen 31, the inclined direction of the baffle 23 is the same as the inclined direction of the first filter screen 31, the baffle 23 is arranged to prevent the raw material from impacting and wearing the first filter screen 31, and the blanking port 22 can be prevented from being blocked by the vibration force of the first filter screen 31, the support plate 33 is rectangular, the width of the support plate 33 is larger than that of the vibrating machine 32, the surfaces of the two ends of the support plate 33 are fixedly connected with the inner wall of the screening box 1, and the support plate 33 is arranged to increase the support strength of the filter screens and prevent the raw material from contacting and accumulating on the surface of the vibrating machine 32.

Referring to fig. 1 and 5, a flow guide block 15 is fixedly connected to an inner wall of the screening box 1, a drain outlet 14 is fixedly connected to one end of the flow guide block 15, the flow guide block 15 is arranged to rapidly guide the screened dust and impurities into the drain outlet 14 for discharging, a cross section of the discharge opening 22 is in a strip shape, a length of the discharge opening 22 is smaller than a width of the first filter screen 31, and the discharge opening 22 is arranged to enable the raw materials to be flatly paved on a surface of the first filter screen 31.

When the vibration screening device of the hollow columnar alumina catalyst carrier is used, the vibration machine 32 is started firstly, then raw materials are added into the charging hopper 11, the raw materials in the charging hopper 11 enter the material distribution groove 21, then the raw materials are uniformly tiled on the surface of the first filter screen 31 through the discharging opening 22, the raw materials are screened under the action of vibration force, the qualified raw materials fall on the surface of the second filter screen 41 through meshes of the first filter screen 31 and are discharged through the second discharging opening 13, meanwhile, unqualified raw materials are filtered out and flow rightwards, the unqualified raw materials are discharged through the first discharging opening 12, the vibration screen with double layers is arranged, the qualified raw materials and the unqualified raw materials can be directly led out through the two discharging openings respectively, the subsequent processing of the qualified raw materials is convenient, the recovery and the secondary processing of the unqualified raw materials are convenient, the high-efficiency stability of the screening of alumina catalyst carrier particles is greatly improved, and the cloth fill 2 that sets up can evenly spread the raw materials automatically in the charging process, avoids the raw materials to pile up, the effectual screening efficiency who improves the raw materials.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides a vibratory screening device of hollow column aluminium oxide catalyst carrier, includes screening case (1), its characterized in that: the surface fixed connection of screening case (1) is equipped with loading hopper (11), first discharge gate (12) and second discharge gate (13), connecting pipe (24) fixedly connected with cloth fill (2) is passed through to the one end of loading hopper (11), the one end of cloth fill (2) is equipped with distributing chute (21), feed opening (22) have been seted up to the bottom of distributing chute (21), the inner wall fixed mounting of screening case (1) has first shale shaker (3) and second shale shaker (4), the bottom of first shale shaker (3) and second shale shaker (4) is fixedly connected with first filter screen (31) and second filter screen (41) respectively, the bottom fixedly connected with backup pad (33) of first filter screen (31) and second filter screen (41), a fixed surface of backup pad (33) is connected with bobbing machine (32), the equal fixedly connected with guide plate (34) of one end of first filter screen (31) and second filter screen (41), and a damping support (5) is fixedly arranged on the surface of the screening box (1).

2. The vibratory screening apparatus of a hollow cylindrical alumina catalyst carrier as set forth in claim 1, wherein: one end surface of cloth fill (2) is connected with baffle (23) through the hinge rotation, a surface of baffle (23) is connected with the surface contact of first filter screen (31), the incline direction of baffle (23) is the same with the incline direction of first filter screen (31).

3. The vibratory screening apparatus of a hollow cylindrical alumina catalyst carrier as set forth in claim 1, wherein: the shape of backup pad (33) is the rectangle, the width dimension of backup pad (33) is greater than the width dimension of bobbing machine (32), the both ends surface of backup pad (33) and the inner wall fixed connection of screening case (1).

4. The vibratory screening apparatus of a hollow cylindrical alumina catalyst carrier as set forth in claim 1, wherein: the inner wall fixedly connected with water conservancy diversion piece (15) of screening case (1), the one end fixedly connected with drain (14) of water conservancy diversion piece (15).

5. The vibrating screen device of the hollow cylindrical alumina catalyst carrier according to claim 1, characterized in that: the cross-sectional shape of feed opening (22) is the bar, and the length of feed opening (22) is less than the width of first filter screen (31).

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