CN218251350U

CN218251350U - Drum-type screening plant

Info

Publication number: CN218251350U
Application number: CN202222612389.8U
Authority: CN
Inventors: 杨伟杰; 刘阳光; 王长根; 阎成告; 李睿敏
Original assignee: Sanmenxia Shengshi Technology Industry Co ltd
Current assignee: Sanmenxia Shengshi Technology Industry Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-01-10
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a drum-type screening plant relates to screening technical field, including support, drum sieve, spraying mechanism, sealed cowling and actuating mechanism, the axis of drum sieve is from entrance point to exit end downward sloping setting on the horizontal line, the drum sieve comprises a plurality of screen drum of inequilateral, and is a plurality of the dead in line of screen drum, and leave the clearance and pass through connecting rod fixed connection between two adjacent screen drum, it is a plurality of from inside to outside the sieve mesh of screen drum diminishes in proper order, the equal opening in both ends of screen drum, spraying mechanism establishes in the outside of drum sieve for spray water smoke to the drum sieve. The utility model discloses drum sieve comprises a plurality of sieve section of thick bamboos, can sieve the material of multistage different fineness with the construction waste after the breakage, and structural design is simple, and filtration efficiency is high, and adding of spraying mechanism establishes, sprays water smoke to the drum sieve of screening in-process, avoids the production of raise dust in the screening, reduces the raise dust pollution.

Description

Drum-type screening plant

Technical Field

The utility model relates to a screening technical field, in particular to drum-type screening plant.

Background

The construction waste refers to the general name of the waste soil, waste concrete and waste stone, waste brick and waste stone, coal ash and coal gangue and waste stone crushing and other wastes generated in the production activities of the construction industry such as demolition, construction, decoration, repair and the like, along with the acceleration of the industrialization and urbanization processes, the construction industry is rapidly developed at the same time, the accompanying construction waste is increased, along with the development and reutilization industries of the construction waste, the construction waste can be processed into building sand and aggregate or processed into plates, building bricks and other articles, the processing flow of the construction waste approximately comprises the construction waste, namely sorting, hammer crushing, screening, impact crushing and construction aggregate, after the crushed construction waste is screened, the oversize is used as the aggregate, the undersize is used as the sand, the conventional construction waste screening mainly adopts a vibrating screen or a rotary screen for screening, the vibrating screen generates large noise due to the continuous collision of equipment, a large amount of powder materials can be formed after the crushed construction waste is screened, and the powder in the screening process of the vibrating screen or the rotary screen can cause dust pollution to the environment.

Therefore, it is necessary to develop a drum type screening device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drum-type screening plant to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drum-type screening device comprises a bracket, a drum screen, a spraying mechanism, a sealing cover and a driving mechanism;

the axial line of drum sieve sets up from inlet end to exit end downward sloping on the horizontal line, the drum sieve comprises a plurality of screen drums that vary in diameter, and is a plurality of the axial coincidence of screen drum, and leaves the clearance and pass through connecting rod fixed connection between two adjacent screen drums, from inside to outside a plurality of the sieve mesh of screen drum diminishes in proper order, the both ends of screen drum are all opened.

And the spraying mechanism is arranged on the outer side of the drum screen and is used for spraying water mist to the drum screen.

The sealing cover is fixedly installed on the support, and the rotary screen and the spraying mechanism are both arranged in the sealing cover.

The driving mechanism is used for driving the rotary screen to rotate.

Optionally, the support is fixedly provided with a blanking hopper and a receiving hopper, the blanking hopper is arranged on the lower side of the drum screen, and the receiving hoppers are arranged on the lower sides of the lower ends of the plurality of screen cylinders.

Optionally, the driving mechanism includes a gear ring, a motor and a gear, the gear ring is fixedly mounted at the outer end of the drum screen, the motor is fixedly mounted on the bracket, and the gear is coaxially connected to the output end of the motor and is meshed with the gear ring.

Optionally, both ends of the outer side of the drum screen are provided with limiting rings, one limiting ring is provided with two supporting wheels correspondingly, and the supporting wheels are installed on the support.

Optionally, the spraying mechanism includes pipeline and atomizer, the external high pressure water source of pipeline, atomizer sets up to a plurality ofly and input and pipeline intercommunication.

Optionally, the end of the sealing cover is provided with a feed hopper, and the feed hopper is communicated with and not connected with the high end of the innermost screen drum of the drum screen.

Optionally, a plurality of access doors are installed on the side face of the sealing cover, the bottom of each access door is hinged, and the top of each access door is locked through a lock catch.

The utility model discloses a technological effect and advantage:

1. the utility model discloses drum sieve comprises a plurality of sieve section of thick bamboo, can sieve the material of multistage different fineness with the construction waste after the breakage, and structural design is simple, and filtration efficiency is high.

2. The spraying mechanism is added to spray water mist to the drum screen in the screening process, so that the generation of raised dust in screening is avoided, and the pollution of the raised dust is reduced.

3. The drum sieve outside is covered with the sealed cowling, and is sealed to the drum sieve, and the spraying mechanism dust fall of being convenient for promotes and hinders dirt efficiency to screening production raise dust separation on the one hand, and the sealed cowling plays certain syllable-dividing effect on the one hand, the production of noise reduction.

Drawings

Fig. 1 is a schematic view of the installation structure of the drum screen of the present invention.

Fig. 2 is a schematic view of the vertical structure of the present invention.

In the figure: 1. a support; 2. a drum screen; 3. a sealing cover; 4. a connecting rod; 5. a feeding hopper; 6. a receiving hopper; 7. a toothed ring; 8. a motor; 9. a gear; 10. a limiting ring; 11. a support wheel; 12. a pipeline; 13. an atomizing spray head; 14. a feed hopper; 15. an access door; 16. and (5) locking.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a drum-type screening device as shown in figures 1-2, which comprises a bracket 1, a drum screen 2, a spraying mechanism, a sealing cover 3 and a driving mechanism;

the axis of drum sieve 2 is from entrance point to exit end downward sloping setting on the horizontal line, guarantee that the material removes the ejection of compact from the entrance point to the exit end, drum sieve 2 comprises a plurality of screen drums that differ in diameter, the axis coincidence of a plurality of screen drums, and leave the clearance and pass through connecting rod 4 fixed connection between the two adjacent screen drums, the sieve mesh of a plurality of screen drums from inside to outside diminishes in proper order, a plurality of screen drums sieve the building rubbish after the breakage into the material of multistage different fineness, sieve out the material for the sand material from outside screen drum side, the both ends of screen drum are all opened, the material of different fineness is discharged for the building aggregate of different fineness from screen drum open-ended exit end, be used for different places.

The spraying mechanism is arranged on the outer side of the drum screen 2 and used for spraying water mist to the drum screen 2, and therefore the phenomenon that raised dust is lifted in the screening process to cause environmental pollution is avoided.

3 fixed mounting of sealed cowling on support 1, drum sieve 2 and spraying mechanism all establish in sealed cowling 3, and are sealed to drum sieve 2, on the one hand produce the raise dust separation to the screening, and the spraying mechanism dust fall of being convenient for promotes and hinders dirt efficiency, and sealed cowling 3 plays certain syllable-dividing effect, noise reduction's production on the one hand.

The driving mechanism is used for driving the rotary screen 2 to rotate, and the construction waste is stirred and dispersed and screened under the rotation of the rotary screen 2.

Fixed mounting has down hopper 5 and connects hopper 6 on support 1, and hopper 5 establishes the downside at drum screen 2 down for the unloading of screening sand material connects hopper 6 to set up to a plurality ofly and establish respectively at the low side downside of a plurality of sieve sections, is used for the unloading of different fineness aggregates.

The driving mechanism comprises a toothed ring 7, a motor 8 and a gear 9, the toothed ring 7 is fixedly installed at the outer end of the drum screen 2, the motor 8 is fixedly installed on the support 1, the gear 9 is coaxially connected to the output end of the motor 8 and meshed with the toothed ring 7, and the gear 9 rotates along with the motor 8 and drives the drum screen 2 to rotate through the toothed ring 7.

The outside both ends of drum sieve 2 all are equipped with spacing ring 10, and the downside correspondence of a spacing ring 10 is equipped with two supporting wheels 11, and supporting wheel 11 is installed on support 1 for support drum sieve 2 steady rotation, supporting wheel 11 adopt the rubber tyer of surface zone line, promote frictional property.

The spraying mechanism comprises a pipeline 12 and an atomizing nozzle 13, the pipeline 12 is externally connected with a high-pressure water source, and the atomizing nozzle 13 is arranged in a plurality of modes and the input end of the atomizing nozzle is communicated with the pipeline 12.

The end of the sealing cover 3 is provided with a feed hopper 14, and the feed hopper 14 is communicated with and not connected with the high end of the innermost screen cylinder of the drum screen 2 and is used for feeding materials into the drum screen 2.

A plurality of access doors 15 are installed to the side of sealed cowling 3, and access door 15's bottom is articulated, and 16 locks are passed through at the top for observe, overhaul sealed cowling 3 internal mechanism.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. A drum-type screening device which characterized in that: comprises a bracket (1), a drum screen (2), a spraying mechanism, a sealing cover (3) and a driving mechanism;

the axial lines of the drum screens (2) are arranged from the inlet end to the outlet end in a downward inclination mode on a horizontal line, each drum screen (2) is composed of a plurality of screen cylinders with different diameters, the axial lines of the screen cylinders are overlapped, gaps are reserved between every two adjacent screen cylinders and fixedly connected through connecting rods (4), the screen holes of the screen cylinders from inside to outside are sequentially reduced, and two ends of each screen cylinder are opened;

the spraying mechanism is arranged on the outer side of the drum screen (2) and is used for spraying water mist to the drum screen (2);

the sealing cover (3) is fixedly arranged on the bracket (1), and the rotary screen (2) and the spraying mechanism are arranged in the sealing cover (3);

the driving mechanism is used for driving the rotary screen (2) to rotate.

2. A roller screening device as claimed in claim 1, wherein: the rotary screen is characterized in that a lower hopper (5) and a receiving hopper (6) are fixedly mounted on the support (1), the lower hopper (5) is arranged on the lower side of the rotary screen (2), and the receiving hopper (6) is arranged to be multiple and is respectively arranged on the lower sides of the lower ends of the screen cylinders.

3. A roller screening device as claimed in claim 1, wherein: the driving mechanism comprises a gear ring (7), a motor (8) and a gear (9), the gear ring (7) is fixedly installed at the outer end of the drum screen (2), the motor (8) is fixedly installed on the support (1), and the gear (9) is coaxially connected to the output end of the motor (8) and is meshed with the gear ring (7).

4. A roller screening device as claimed in claim 1, wherein: both ends of the outer side of the drum screen (2) are provided with limiting rings (10), one limiting ring (10) is correspondingly provided with two supporting wheels (11), and the supporting wheels (11) are installed on the support (1).

5. A roller screening device as claimed in claim 1, wherein: the spraying mechanism comprises a pipeline (12) and an atomizing nozzle (13), wherein the pipeline (12) is externally connected with a high-pressure water source, and the atomizing nozzle (13) is arranged to be a plurality of and the input end of the atomizing nozzle is communicated with the pipeline (12).

6. A roller screening device as claimed in claim 1, wherein: the tip of sealed cowling (3) is equipped with feeder hopper (14), feeder hopper (14) and drum sieve (2) high-end intercommunication of the innermost sieve section of thick bamboo just do not connect.

7. A roller screening device as claimed in claim 1, wherein: a plurality of access doors (15) are installed to the side of sealed cowling (3), the bottom of access door (15) is articulated, and the top is passed through hasp (16) and is locked.