CN219581027U - Refractory powder screening plant - Google Patents

Abstract

The utility model relates to the technical field of screening equipment, in particular to a refractory powder screening device, which comprises a box body, wherein a screening cylinder and a stirring device are arranged in the box body, a hoop is arranged on the outer wall of the screening cylinder, a plurality of protrusions are arranged on the outer wall of the hoop, the stirring device comprises a connecting column and a stirring plate connected with the connecting column, the connecting column is movably connected with the box body, an elastic telescopic device is arranged between the connecting column and the box body, the length direction of the stirring plate is consistent with the axial direction of the screening cylinder, and the tail end of the stirring plate can be in contact with the outer wall of the screening cylinder. When the screening cylinder rotates, the tail end of the connecting column can be abutted against the bulge, so that the connecting column moves back and forth under the action of the elastic telescopic device, and the tail end of the stirring plate is continuously separated from and contacted with the outer wall of the screening cylinder to flap, so that the powder is prevented from blocking meshes of the screening cylinder. The utility model has reasonable design and convenient use, can effectively avoid the mesh blockage of the screening cylinder and improve the screening efficiency.

Description

Refractory powder screening plant

Technical Field

The utility model relates to the technical field of screening equipment, in particular to a refractory powder screening device.

Background

The refractory material is an inorganic nonmetallic material with fire resistance not lower than 1580 ℃, is applied to various fields of national economy such as steel, nonferrous metal, glass, cement, ceramics, petrifaction, machinery, boilers, light industry, electric power, military industry and the like, is an essential basic material for ensuring the industrial production operation and technical development, and plays an irreplaceable important role in the high-temperature industrial production development.

The unshaped refractory material is a mixture composed of particles and one or more binding agents, wherein the refractory particles need to be subjected to screening classification in the production process, in the prior art, the types of screening equipment are many, the common screening equipment comprises a flat screen vibrating screen and a cylindrical screen, the screening principle is that powder or particles are subjected to screening classification, small powder passes through meshes of the screen through the particles, and large particles are trapped by the screen, so that screening is realized, but in the screening process, due to granularity reasons of raw materials, particularly particles with particle sizes close to meshes of the screen, the screen is easy to cause mesh blockage, and screening efficiency is influenced, and therefore, the design of the refractory powder screening device capable of preventing the mesh blockage of the screen is of great importance.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a refractory powder screening device which can prevent the blocking of meshes caused by powder particles in the screening process of refractory powder, thereby influencing the screening efficiency.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a fire-resistant powder screening plant, includes the box, the inside screening section of thick bamboo and the stirring device of being provided with of box, screening section of thick bamboo both ends with the box rotates to be connected, screening section of thick bamboo one end is provided with the feed inlet, and the other end is provided with drive arrangement, screening section of thick bamboo outer wall is provided with the hoop, the hoop outer wall is provided with a plurality of arch, stirring device include the spliced pole and with the stirring plate that the spliced pole is connected, the spliced pole with box swing joint, the spliced pole with be provided with elastic expansion device between the box, stirring plate length direction with screening section of thick bamboo axis direction is unanimous, stirring plate end can with screening section of thick bamboo outer wall contact.

Further, the stirring device is positioned above the screening cylinder.

Further, the stirring plate is obliquely arranged.

Further, the inner wall of the screening cylinder is provided with a plurality of guide plates.

Further, the discharge end of the screening cylinder is provided with an outlet, a partition plate is arranged in the box body and positioned below the screening cylinder, and the screening area of the screening cylinder and the outlet are respectively positioned on two sides of the partition plate.

Further, the bottom of the box body is provided with a first discharge hole and a second discharge hole.

Further, the elastic expansion device is an expansion spring.

The beneficial effects of the utility model are as follows: the utility model provides a fire-resistant powder screening plant, includes the box, the inside screening section of thick bamboo and the stirring device of being provided with of box, screening section of thick bamboo both ends with the box rotates to be connected, screening section of thick bamboo one end is provided with the feed inlet, and the other end is provided with drive arrangement, screening section of thick bamboo outer wall is provided with the hoop, the hoop outer wall is provided with a plurality of arch, stirring device include the spliced pole and with the stirring plate that the spliced pole is connected, the spliced pole with box swing joint, the spliced pole with be provided with elastic expansion device between the box, stirring plate length direction with screening section of thick bamboo axis direction is unanimous, stirring plate end can with screening section of thick bamboo outer wall contact. When the screening cylinder rotates, the tail end of the connecting column can be abutted against the bulge, so that the connecting column moves back and forth under the action of the elastic telescopic device, and the tail end of the stirring plate is continuously separated from and contacted with the outer wall of the screening cylinder to flap, so that the powder is prevented from blocking meshes of the screening cylinder. The utility model has reasonable design and convenient use, can effectively avoid the mesh blockage of the screening cylinder and improve the screening efficiency.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a partial cross-sectional view of fig. 1 taken along the direction B-B.

Fig. 3 is an enlarged view of a portion a of fig. 2.

Fig. 4 is a schematic view of a partial structure of the present utility model.

Reference numerals illustrate:

1-box body, 2-screening cylinder, 21-feed inlet, 22-outlet, 3-material-shifting device, 31-connecting column, 32-material-shifting plate, 4-driving device, 5-hoop, 6-bulge, 7-elastic telescopic device, 8-material-guiding plate and 9-partition plate.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and the specific embodiments, without limiting the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a refractory powder screening device of this embodiment includes box 1, the inside screening section of thick bamboo 2 and the stirring device 3 of being provided with of box 1, screening section of thick bamboo 2 both ends with box 1 rotates to be connected, screening section of thick bamboo 2 one end is provided with feed inlet 21, and the other end is provided with drive arrangement 4, screening section of thick bamboo 2 outer wall is provided with hoop 5, hoop 5 outer wall is provided with a plurality of arch 6, stirring device 3 include spliced pole 31 and with the stirring plate 32 that spliced pole 31 is connected, spliced pole 31 with box 1 swing joint, spliced pole 31 with be provided with elastic telescoping device 7 between the box 1, stirring plate 32 length direction with screening section of thick bamboo 2 axis direction is unanimous, stirring plate 32 end can with screening section of thick bamboo 2 outer wall contact.

The working principle of the utility model is as follows: during operation, powder is conveyed into the screening cylinder 2 through the feed inlet 21, and the screening cylinder 2 can be driven to rotate through the driving device 4, so that the powder in the screening cylinder 2 is screened. In the rotating process of the screening cylinder 2, the tail end of the connecting column 31 is in contact with the bulge 6 on the outer wall of the hoop 5 at intervals, so that the elastic telescopic device 7 is contracted, and the tail end of the stirring plate 32 is separated from the outer wall of the screening cylinder 2; when the tail end of the connecting column 31 is not in contact with the bulges 6, namely the screening cylinder 2 rotates, and the tail end of the connecting column 31 is positioned between the two bulges 6, the tail end of the stirring plate 32 is in contact with the outer wall of the screening cylinder 2 to flap the outer wall of the screening cylinder 2, so that powder blocked in meshes of the screening cylinder 2 is beaten, and the meshes are prevented from being blocked by the powder.

The stirring device 3 is positioned above the screening cylinder 2, so that the stirring device 3 can flap the outer wall of the screening cylinder 2 to fall off blocked powder in meshes.

The deflector 32 is obliquely arranged, namely, one end of the deflector, which can be contacted with the screening cylinder 2, is obliquely arranged downwards, so that the deflector 32 end is continuously separated from and contacted with the outer wall of the screening cylinder 2 in the screening process.

The inner wall of the screening cylinder 2 is provided with a plurality of material guide plates 8, the discharge ends of the screening cylinder 2 at the tail ends of the material guide plates 8 incline along the length direction of the material guide plates 8, and powder in the screening cylinder 2 is convenient to move towards the discharge ends of the screening cylinder 2.

The discharge end of the screening cylinder 2 is provided with an outlet 22, a partition plate 9 is arranged in the box body 1, the partition plate 9 is positioned below the screening cylinder 2, the screening area of the screening cylinder 2 and the outlet 22 are respectively positioned at two sides of the partition plate 9, and the bottom of the box body 1 is divided into two chambers by the partition plate 9; the bottom of the box body 1 is provided with a first discharge hole and a second discharge hole, and the first discharge hole and the second discharge hole are respectively positioned on two sides of the partition board 9. Powder screened by the screening area of the screening cylinder 2 falls into a cavity at the bottom of the box body 1 and is discharged from the first discharge port; the large-particle powder trapped by the sieving cylinder 2 falls into the other chamber at the bottom of the box body 1 from the outlet 22 and is discharged from the second discharging hole.

The elastic telescopic device 7 is a telescopic spring, so that the connecting column 31 can reciprocate conveniently.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (7)

1. A refractory powder screening plant, its characterized in that: including box (1), box (1) inside is provided with screening section of thick bamboo (2) and dials material device (3), screening section of thick bamboo (2) both ends with box (1) rotate and connect, screening section of thick bamboo (2) one end is provided with feed inlet (21), and the other end is provided with drive arrangement (4), screening section of thick bamboo (2) outer wall is provided with hoop (5), hoop (5) outer wall is provided with a plurality of arch (6), dial material device (3) include spliced pole (31) and with the deflector (32) that spliced pole (31) are connected, spliced pole (31) with box (1) swing joint, spliced pole (31) with be provided with elastic expansion device (7) between box (1), deflector (32) length direction with screening section of thick bamboo (2) axis direction is unanimous, deflector (32) end can with screening section of thick bamboo (2) outer wall contact.

2. A refractory powder screening plant according to claim 1, wherein: the stirring device (3) is positioned above the screening cylinder (2).

3. A refractory powder screening plant according to claim 1, wherein: the stirring plate (32) is obliquely arranged.

4. A refractory powder screening plant according to claim 1, wherein: the inner wall of the screening cylinder (2) is provided with a plurality of guide plates (8).

5. A refractory powder screening plant according to claim 1, wherein: the screening device is characterized in that an outlet (22) is formed in the discharge end of the screening barrel (2), a partition plate (9) is arranged in the box body (1), the partition plate (9) is located below the screening barrel (2), and screening areas of the screening barrel (2) and the outlet (22) are located on two sides of the partition plate (9) respectively.

6. A refractory powder screening plant according to claim 1, wherein: the bottom of the box body (1) is provided with a first discharge hole and a second discharge hole.

7. A refractory powder screening plant according to claim 1, wherein: the elastic telescopic device (7) is a telescopic spring.