CN210279766U

CN210279766U - Drum screen

Info

Publication number: CN210279766U
Application number: CN201920691469.2U
Authority: CN
Inventors: 雷新华
Original assignee: Changde Yuqin New Building Materials Co ltd
Current assignee: Changde Yuqin New Building Materials Co ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-04-10
Anticipated expiration: 2029-05-14

Abstract

A drum screen comprises a support frame, wherein a drum is arranged on the support frame, fixing covers are arranged on the upper portion of the drum and on two sides of the length direction of the drum, the lower portion of each fixing cover is connected with an inclined bearing drum, an upper opening of the bearing drum is provided with a partition plate, the inner spaces of the bearing drums on two sides of the partition plate are respectively a first bearing cavity and a second bearing cavity, a plurality of connecting holes are formed in the partition plate, a fan is arranged on the support frame, and an air outlet of the fan is communicated with the upper portion of the first bearing cavity. The utility model has the advantages that: the utility model discloses a after the raw materials got into the cylinder by feed gate, the raw materials of different diameters were sieved through the different apertures on the cylinder to fall into corresponding intracavity of accepting, the raw materials in-process that drops, the fan can blow the raw materials that drop to the baffle, and the tiny particle raw materials of sieving out by large aperture screening section gets into corresponding intracavity of accepting through the connecting hole under the wind-force effect, thereby accomplishes the screening. The utility model discloses can once only accomplish the raw materials screening, and the screening result is accurate.

Description

Drum screen

Technical Field

The utility model belongs to the technical field of material separation and specifically relates to a drum sieve.

Background

The existing environment-friendly brick utilizes fly ash, coal cinder, coal gangue, tailing slag, chemical industry slag or natural sand, tidal marsh mud, industrial waste, waste incineration slag and the like (one or more of the above raw materials) as main raw materials, the raw materials need to be screened in a drum screen, and the existing drum screen has the problem that small-particle raw materials are screened out in large-aperture screen sections, so that the sorted raw materials are inaccurate, can not be directly used for the production of the environment-friendly brick, and need to be further screened subsequently, thereby wasting time and energy and having low screening efficiency.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a drum sieve, it can the accurate sorting screening raw materials, improves sorting efficiency.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme: a drum screen comprises a support frame, a drum which is rotatably installed on the support frame and is inclined in the extension degree direction, a feeding gate which can seal the drum is arranged on the upper portion of the drum, a discharging gate which can seal the drum is arranged on the lower portion of the drum, a motor is installed on the support frame and is connected with the drum and can drive the drum to rotate, fixing covers are arranged on the upper portion of the drum and on two sides of the length direction, bearings are arranged between the drum and the fixing covers, the drum on two sides of each bearing is divided into a fine screening section and a coarse screening section, the height position of the fine screening section is higher than that of the coarse screening section, a plurality of fine screening holes are uniformly formed in the fine screening section, a plurality of coarse screening holes are uniformly formed in the coarse screening section, the aperture of each fine screening hole is smaller than that of each coarse screening hole, an inclined bearing cylinder is connected to the lower portion of the fixing covers, set up the baffle in accepting a section of thick bamboo, the interior space of accepting a section of thick bamboo of baffle both sides is first and accepts the chamber and the chamber is accepted to the second respectively, first chamber of accepting is located under the coarse screening section, the chamber is accepted to the second and is located under the fine screening section, the baffle is connected with the bearing, set up the several connecting hole on the baffle, the bottom in first chamber and the second of accepting the chamber is movable mounting fly leaf respectively, the fly leaf can make first chamber and the second of accepting communicate with each other or keep apart with the external world, set up the fan on the support frame, the air outlet of fan communicates with each other with the upper portion in first chamber of accepting.

The utility model has the advantages that: the utility model discloses a after the raw materials got into the cylinder by feed gate, motor drive cylinder was rotatory, and the raw materials of different diameters sieves through the different apertures on the cylinder to fall into the intracavity of accepting that corresponds, the raw materials in-process that drops, the fan can blow the raw materials that drop to the baffle, and the tiny particle raw materials that is sieved out by large aperture screening section gets into the intracavity of accepting that corresponds through the connecting hole under the wind-force effect, thereby accomplishes the screening. The utility model discloses can once only accomplish the raw materials screening, and the screening result is accurate.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

A drum screen is disclosed, as shown in figure 1, comprising a support frame 1, a drum 2 with an inclined extension direction is rotatably mounted on the support frame 1, a feeding gate capable of sealing the drum 2 is arranged on the upper part of the drum 2, a discharging gate 10 capable of sealing the drum 2 is arranged on the lower part of the drum 2, a motor 3 is mounted on the support frame 1, the motor 3 is connected with the drum 2 and can drive the drum 2 to rotate, a fixing cover 4 is arranged on the upper part of the drum 2 and on two sides in the length direction, a bearing 9 is arranged between the drum 2 and the fixing cover 4, the drum 2 on two sides of the bearing 9 is divided into a fine screen section 5 and a coarse screen section 6, the height position of the fine screen section 5 is higher than that of the coarse screen section 6, a plurality of fine screen holes 7 are uniformly formed on the fine screen section 5, a plurality of coarse screen holes 8 are uniformly formed on the coarse screen section 6, the aperture of the fine screen holes 7 is smaller than the coarse screen holes 8, the two ends of the bearing cylinder 11 in the length direction are mounted on the support frame 1, the upper portion of the bearing cylinder 11 is open, a partition plate 14 is arranged in the bearing cylinder 11, the inner spaces of the bearing cylinder 11 on the two sides of the partition plate 14 are respectively a first bearing cavity 12 and a second bearing cavity 13, the first bearing cavity 12 is located under the coarse screening section 6, the second bearing cavity 13 is located under the fine screening section 5, the partition plate 14 is connected with the bearing 9, a plurality of connecting holes 15 are formed in the partition plate 14, movable plates 16 are respectively movably mounted at the bottoms of the first bearing cavity 12 and the second bearing cavity 13, the movable plates 16 can enable the first bearing cavity 12 and the second bearing cavity 13 to be communicated with or isolated from the outside, a fan 17 is arranged on the support frame 1, and an air outlet of the fan 17 is communicated with the upper portion of the first. People can adjust the blowing force of the raw materials with different densities by adjusting the output wind power of the fan 17 so as to ensure that the small-particle raw materials are blown up. After the raw materials got into cylinder 2 by the feed gate, motor 3 drive cylinder 2 is rotatory, the raw materials of different diameters sieves through the different apertures on the cylinder 2, and fall into the intracavity of accepting that corresponds, the raw materials in-process that drops, the fan can blow the raw materials that drop to baffle 14, the tiny particle raw materials of sieving out by large aperture screening section gets into the intracavity of accepting that corresponds through connecting hole 15 under wind-force effect, thereby accomplish the screening, the screening is accomplished the back, can open fly leaf 16, the raw materials of accepting the intracavity that will correspond takes out. The structure can complete raw material screening at one time, and the screening result is accurate.

The aperture of the connecting hole 15 is the same as that of the fine sieve pore 7. The structure can accurately screen the small-particle raw materials screened by the large-aperture screening section, so that the raw materials accurately fall into the corresponding bearing cavity.

The circumference of the inner wall of the roller 2 is provided with a reticular fixed strip 18. When the roller 2 rotates, the fixing strips 18 can collide with the raw materials, so that the raw materials are lifted, and the raw materials with different particle sizes can contact with the sieve pores as much as possible.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. A drum sieve which is characterized in that: comprises a supporting frame (1), a roller (2) with an inclined extension degree direction is rotatably arranged on the supporting frame (1), a feeding gate capable of sealing the roller (2) is arranged on the upper part of the roller (2), a discharging gate (10) capable of sealing the roller (2) is arranged on the lower part of the roller (2), a motor (3) is arranged on the supporting frame (1), the motor (3) is connected with the roller (2) and can drive the roller (2) to rotate, fixing covers (4) are arranged on the upper part of the roller (2) and on two sides of the length direction, a bearing (9) is arranged between the roller (2) and the fixing covers (4), the rollers (2) on two sides of the bearing (9) are divided into a fine screening section (5) and a coarse screening section (6), the height position of the fine screening section (5) is higher than that of the coarse screening section (6), a plurality of fine screening holes (7) are uniformly arranged on the fine screening section (5), a plurality of coarse screening, the aperture of a fine sieve pore (7) is smaller than a coarse sieve pore (8), the lower part of a fixed cover (4) is connected with an inclined bearing cylinder (11), the inclined direction of the bearing cylinder (11) is opposite to the inclined direction of a roller (2), the two ends of the length direction of the bearing cylinder (11) are arranged on a support frame (1), the upper part of the bearing cylinder (11) is opened, a partition plate (14) is arranged in the bearing cylinder (11), the inner spaces of the bearing cylinder (11) at the two sides of the partition plate (14) are respectively a first bearing cavity (12) and a second bearing cavity (13), the first bearing cavity (12) is positioned under a coarse sieve section (6), the second bearing cavity (13) is positioned under a fine sieve section (5), the partition plate (14) is connected with a bearing (9), a plurality of connecting holes (15) are formed in the partition plate (14), the bottoms of the first bearing cavity (12) and the second bearing cavity (13) are respectively and movably provided with a movable plate (16), and the movable plate (16) can enable the first bearing cavity (12) and the second bearing cavity (13) to be communicated with the And a fan (17) is arranged on the support frame (1), and an air outlet of the fan (17) is communicated with the upper part of the first bearing cavity (12).

2. A trommel as claimed in claim 1, wherein: the aperture of the connecting hole (15) is the same as that of the fine sieve pore (7).

3. A trommel as claimed in claim 1, wherein: the periphery of the inner wall of the roller (2) is provided with a reticular fixed strip (18).