CN218251472U

CN218251472U - Building gravel and sand high-efficient screening plant

Info

Publication number: CN218251472U
Application number: CN202222820524.8U
Authority: CN
Inventors: 胡达新; 吕彪; 丁永建; 杨文�; 张柳娟; 周易坤
Original assignee: China Construction Co ltd
Current assignee: China Construction Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-01-10
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a high-efficient screening plant of building gravel and sand, include: the casing, screening mechanism sets up the inside at the casing, screening mechanism includes screen cloth and set casing, the screen cloth sets up the inside at the casing, the right side at the casing is installed to the set casing, the rotating electrical machines is installed at the top of set casing inner wall, the auger delivery blade is installed to the bottom of rotating electrical machines output shaft, just be located the below of screen cloth on the inner wall of casing and install the protecting crust, servo motor is installed to the bottom of protecting crust inner wall. The utility model discloses a mutually supporting of screen cloth, set casing, rotating electrical machines, screw conveying blade, protecting crust, servo motor and installation piece to make gravel and sand can carry out screening many times, thereby improved the effect of screening, make screening more thorough, convenient moreover not have the gravel and sand automatic discharge through the screen cloth, thereby improved work efficiency.

Description

Building gravel and sand high-efficient screening plant

Technical Field

The utility model relates to a gravel and sand screening technical field specifically is a high-efficient screening plant of building gravel and sand.

Background

As the existing sand and stone raw materials have stones with different sizes, the sand and stone are frequently required to be screened in the construction site; further, the screened sand and stones can meet the construction requirements.

According to the application number CN202023240348.8, the utility model belongs to the technical field of building construction equipment, in particular to a sand and stone high-efficiency screening device for building construction, which aims at the problem of poor screening effect on sand and stone, the following proposal is provided, the device comprises a stirring tank, the side wall of one side of the stirring tank is rotationally connected with two rotating shafts which are symmetrically arranged, the outer surfaces of the two rotating shafts are fixed with symmetrically arranged stirring rods, a screening plate is arranged in the stirring tank, one end of the screening plate is fixed with an extrusion rod, one end of the extrusion rod extends to the outer side of the stirring tank, and the side wall of one side of the stirring tank is fixed with a telescopic spring; the utility model discloses in through the setting of puddler and screening board, the puddler can stir gravel and sand, prevents that too big gravel and sand granule from producing the influence when building, and the eccentric wheel can extrude the ejector pin when rotating, and the ejector pin can promote the screening board, makes it produce and removes, prevents that the screening board from piling up because too much gravel and sand, causes the phenomenon of blocking to lead to the fact the work of screening to be difficult to go on; the gravel and sand screening plant that above-mentioned case was listed as sieves the effect relatively poor for gravel and sand can only carry out once screening, makes the screening thoroughly inadequately, has reduced the screening effect, and the screening plant that above-mentioned case was listed as does not have the gravel and sand that passes through the screen cloth can't discharge moreover, thereby influences the progress of later stage work, influences work efficiency simultaneously, can't remove dust to the dust that the screening in-process produced simultaneously, thereby causes the pollution to the environment easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient screening plant of building gravel and sand to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a building gravel and sand high efficiency screening device comprises:

a housing;

the screening mechanism is arranged inside the shell and comprises a screen and a fixed shell, the screen is arranged inside the shell, the fixed shell is arranged on the right side of the shell, a rotating motor is arranged at the top of the inner wall of the fixed shell, a spiral conveying blade is arranged at the bottom end of an output shaft of the rotating motor, a protective shell is arranged on the inner wall of the shell and below the screen, a servo motor is arranged at the bottom of the inner wall of the protective shell, the top end of the output shaft of the servo motor penetrates through the protective shell and extends to the outside of the protective shell, and an installation block is arranged at the top end of the output shaft of the servo motor;

a drive mechanism disposed inside the housing;

the dust removal mechanism is arranged on the left side of the shell.

Preferably, a drainage plate is mounted at the top of the right side of the shell.

Preferably, actuating mechanism includes fixed block and dead lever, the quantity of fixed block is two and installs the rear side in installation piece bottom respectively, the back mounted of fixed block has driving motor, the front end of driving motor output shaft runs through the fixed block and extends to its outside, the surface mounting of driving motor output shaft has rotatory lug, the quantity of dead lever is two and installs respectively in the bottom of screen cloth, the bottom of dead lever runs through the installation piece and extends to its outside, and the bottom of two dead levers just is located the surface of servo motor output shaft and passes through fly leaf fixed connection.

Preferably, the surface of the fixing rod is sleeved with an elastic piece, and the elastic piece is made of a spring.

Preferably, dust removal mechanism is including the installation shell, the installation shell is installed at the left top of casing, the air exhauster is installed at the top of installation shell, the kicking block is all installed to the left and right sides of installation shell inner wall, and the top of two kicking blocks is provided with the filter screen.

Preferably, the bottom of the filter screen is contacted with the top of the top block, and the surface of the filter screen is contacted with the inner wall of the mounting shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a screen cloth, set casing, rotating electrical machines, screw conveying blade, protecting crust, servo motor and installation piece mutually support to make gravel and sand can carry out a lot of screening, thereby improved the effect of screening, make screening more thorough, the convenience is moreover not through the automatic discharge of gravel and sand of screen cloth, thereby improved work efficiency.

2. The utility model discloses a mutually supporting of fixed block, dead lever, driving motor, rotatory lug, fly leaf and elastic component to make the screen cloth can the up-and-down motion, improved the efficiency of screen cloth screening.

3. The utility model discloses an installation shell, air exhauster, kicking block and mutually supporting of filter screen to the dust that produces when the convenience was sieved gravel and sand removes dust, avoids causing the pollution to the environment, has improved the practicality.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

fig. 2 is a schematic perspective view of a side view of the present invention;

FIG. 3 is a structural section view in elevation of the present invention;

FIG. 4 is a sectional view of the screen, the protective shell, and the driving mechanism of the present invention;

fig. 5 is a structural section view of a side view of the fixing block, the driving motor and the rotary lug of the present invention.

In the figure: the device comprises a shell 1, a screening mechanism 2, a screen 21, a fixed shell 22, a rotary motor 23, a spiral conveying blade 24, a protective shell 25, a servo motor 26, an installation block 27, a driving mechanism 3, a fixed block 31, a fixed rod 32, a driving motor 33, a rotary lug 34, a movable plate 35, an elastic part 36, a dust removal mechanism 4, an installation shell 41, an exhaust fan 42, an ejection block 43, a filter screen 44 and a drainage plate 5.

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, an efficient screening device for building sand and stone comprises: casing 1, casing 1's top fixedly connected with rather than the magazine of intercommunication each other, the last sealed lid that is provided with of magazine, the discharge gate has been seted up to casing 1's bottom.

Screening mechanism 2, screening mechanism 2 sets up the inside at casing 1, screening mechanism 2 includes screen cloth 21 and set casing 22, screen cloth 21 sets up the inside at casing 1, screen cloth 21's surface and casing 1's inner wall contaction each other, screen cloth 21's shape and casing 1's shape looks adaptation are the cylindricality of looks adaptation, set casing 22 installs the right side at casing 1, the top fixedly connected with rotating electrical machines 23 of set casing 22 inner wall, the bottom fixedly connected with spiral delivery vane 24 of rotating electrical machines 23 output shaft, just be located screen cloth 21's below fixedly connected with protecting crust 25 on casing 1's the inner wall, the bottom fixedly connected with servo motor 26 of protecting crust 25 inner wall, the top of servo motor 26 output shaft is run through protecting crust 25 and is extended to its outside, the top fixedly connected with installation piece 27 of servo motor 26 output shaft, the top of installation piece 27 and the bottom contaction of screen cloth 21, the feed inlet that communicates each other is all seted up with the left bottom of set casing 1 on casing 1's right side and set casing 22 left side, the top fixedly connected with drainage plate 5 on casing 1 right side, the left side of opening that communicates each other is seted up.

Through mutually supporting of screen cloth 21, set casing 22, rotating electrical machines 23, helical conveying blade 24, protecting crust 25, servo motor 26 and installation piece 27 to make gravel and sand can carry out screening many times, thereby improved the effect of screening, make screening more thorough, convenient moreover not discharging through screen cloth 21's gravel and sand is automatic, thereby improved work efficiency.

The driving mechanism 3, the driving mechanism 3 is disposed inside the housing 1, the driving mechanism 3 includes two fixed blocks 31 and two fixed rods 32, the two fixed blocks 31 are respectively mounted at the rear side of the bottom of the mounting block 27, the back of the fixed block 31 is fixedly connected with a driving motor 33, the front end of the output shaft of the driving motor 33 penetrates through the fixed block 31 and extends to the outside thereof, the surface of the output shaft of the driving motor 33 is fixedly connected with a rotating bump 34, the two fixed rods 32 are respectively mounted at the bottom of the screen 21, the bottom ends of the fixed rods 32 penetrate through the mounting block 27 and extend to the outside thereof, the bottom ends of the two fixed rods 32 and the surface of the output shaft of the servo motor 26 are fixedly connected through a movable plate 35, one end of the rotating bump 34 close to the movable plate 35 is in contact with the movable plate 35, an elastic member 36 is sleeved on the surface of the fixed rods 32, the elastic member 36 is made of a spring, and two ends of the elastic member 36 are respectively connected with the movable plate 35 and the bottom of the mounting block 27.

Through the mutual matching of the fixed block 31, the fixed rod 32, the driving motor 33, the rotating lug 34, the movable plate 35 and the elastic member 36, the screen 21 can move up and down, and the screening efficiency of the screen 21 is improved.

Dust removal mechanism 4, dust removal mechanism 4 sets up the left side at casing 1, dust removal mechanism 4 is including installation shell 41, installation shell 41 is installed at the left top of casing 1, the top fixedly connected with air exhauster 42 of installation shell 41, the right side fixedly connected with of air exhauster 42 and its intake pipe that communicates each other, the right-hand member of intake pipe runs through casing 1 and extends to its inside, the bottom fixedly connected with of air exhauster 42 and its blast pipe that communicates each other, the bottom of blast pipe runs through installation shell 41 and extends to its inside, the equal fixedly connected with kicking block 43 in the left and right sides of installation shell 41 inner wall, the top of two kicking blocks 43 is provided with filter screen 44, the bottom of filter screen 44 and the top contactless of kicking block 43, the surface of filter screen 44 and the inner wall contactless of installation shell 41, there is a fixed door through hinge swing joint in the front of installation shell 41, open the fixed door, thereby conveniently take out filter screen 44 from installation shell 41 and clean.

When gravel and sand sieves, start air exhauster 42 for in the dust of casing 1 discharges into installation shell 41, filter through filter screen 44 can, through mutually supporting of installation shell 41, air exhauster 42, kicking block 43 and filter screen 44, thereby the dust that produces when conveniently sieving gravel and sand removes dust, avoids causing the pollution to the environment, has improved the practicality.

When the screening machine is used, sand and stones are discharged into the screen 21 in the shell 1 through the feeding hopper, then the driving motor 33 is started, the driving motor 33 drives the rotating lug 34 to rotate through the output shaft, when the protruding end of the rotating lug 34 is in contact with the movable plate 35, the rotating lug 34 drives the movable plate 35 to move upwards, the movable plate 35 extrudes the elastic piece 36 to move, the movable plate 35 drives the screen 21 to move upwards through the fixing rod 32, after the protruding end of the rotating lug 34 is separated from the movable plate 35, the elastic piece 36 drives the screen 21 to move downwards through the movable plate 35 through the restoring elastic force of the elastic piece 36, so that the screen 21 can repeatedly move up and down, the screening efficiency is improved, the sand and stones which are not discharged through the screen 21 enter the inside of the fixing shell 22, the rotating motor 23 is started, the rotating motor 23 drives the spiral conveying blades 24 to rotate through the output shaft, so that the sand and stones are discharged into the screen 21 through the drainage plate 5 to be screened, after screening is completed, the servo motor 26 is started at this time, the servo motor 26 drives the mounting block 27 and the screen 21 to rotate 180-degree motion, so that the sand and the unqualified sand and the sand and stones can be discharged through the discharge port.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient screening plant of building gravel and sand which characterized in that includes:

a housing (1);

the screening mechanism (2) is arranged inside the shell (1), the screening mechanism (2) comprises a screen (21) and a fixed shell (22), the screen (21) is arranged inside the shell (1), the fixed shell (22) is arranged on the right side of the shell (1), a rotating motor (23) is arranged at the top of the inner wall of the fixed shell (22), a spiral conveying blade (24) is arranged at the bottom end of an output shaft of the rotating motor (23), a protective shell (25) is arranged on the inner wall of the shell (1) and below the screen (21), a servo motor (26) is arranged at the bottom of the inner wall of the protective shell (25), the top end of the output shaft of the servo motor (26) penetrates through the protective shell (25) and extends to the outside of the protective shell, and an installation block (27) is arranged at the top end of the output shaft of the servo motor (26);

a drive mechanism (3), the drive mechanism (3) being disposed inside the housing (1);

the dust removal mechanism (4), the dust removal mechanism (4) sets up the left side in casing (1).

2. The efficient screening device for building gravel and sand of claim 1, wherein: and a drainage plate (5) is installed at the top of the right side of the shell (1).

3. The efficient screening device for building sand and stone as claimed in claim 1, wherein: actuating mechanism (3) are including fixed block (31) and dead lever (32), the quantity of fixed block (31) is two and installs the rear side in installation piece (27) bottom respectively, the back mounted of fixed block (31) has driving motor (33), the front end of driving motor (33) output shaft runs through fixed block (31) and extends to its outside, the surface mounting of driving motor (33) output shaft has rotatory lug (34), the quantity of dead lever (32) is two and installs the bottom in screen cloth (21) respectively, the bottom of dead lever (32) runs through installation piece (27) and extends to its outside, and the bottom of two dead levers (32) and the surface that is located servo motor (26) output shaft pass through fly leaf (35) fixed connection.

4. The efficient screening device for building sand and stone as claimed in claim 3, wherein: the surface of the fixed rod (32) is sleeved with an elastic piece (36), and the elastic piece (36) is made of a spring.

5. The efficient screening device for building sand and stone as claimed in claim 1, wherein: dust removal mechanism (4) are including installation shell (41), install shell (41) and install at the left top of casing (1), air exhauster (42) are installed at the top of installation shell (41), kicking block (43) are all installed to the left and right sides of installation shell (41) inner wall, and the top of two kicking blocks (43) is provided with filter screen (44).

6. The efficient screening device for building sand and stone as claimed in claim 5, wherein: the bottom of the filter screen (44) is in contact with the top of the top block (43), and the surface of the filter screen (44) is in contact with the inner wall of the mounting shell (41).