CN214440839U

CN214440839U - Construction waste screening machine

Info

Publication number: CN214440839U
Application number: CN202120495562.3U
Authority: CN
Inventors: 张勇
Original assignee: Chongqing Kaizhou Sanyi Concrete Co ltd
Current assignee: Chongqing Kaizhou Sanyi Concrete Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-10-22
Anticipated expiration: 2031-03-09

Abstract

The utility model discloses a construction waste screening machine, which comprises a base and a three-stage screening mechanism, wherein a containing box is arranged on the base, the three-stage screening mechanism comprises a mounting frame, an upper screen, a middle screen and a lower screen, wherein the upper screen, the middle screen and the lower screen are mounted on the mounting frame at intervals, the upper screen, the middle screen and the lower screen are all obliquely arranged towards the same side, the diameter of the mesh of the upper screen is larger than that of the mesh of the middle screen, the mesh diameter of the middle screen is larger than that of the lower screen, the lower screen is positioned above the containing box, the containing box is further included, the containing box is provided with threely, equal fixed mounting has the guide plate on the containing box, the guide plate sets up respectively go up the lower extreme below of screen cloth, well screen cloth and lower screen cloth, still install on the base and be used for driving the mechanism that rocks of installation frame. This building rubbish screening machine has simple structure, and screening efficiency is high, convenient to use's advantage.

Description

Construction waste screening machine

Technical Field

The utility model relates to a construction technical field especially relates to a building rubbish screening machine.

Background

With the acceleration of industrialization and urbanization, the construction industry is rapidly developing, and along with the increase of the generated construction waste, the quantity of Chinese construction waste accounts for more than 1/3 of the total quantity of municipal waste. Solid construction waste can be better used for later processing such as brickmaking after being smashed and screened, and the construction waste needs to be screened in order to obtain better raw material classification.

In industrial production, there are many kinds of screen machines, such as fixed screens, roller screens, drum screens, swing screens, and vibrating screens, among which vibrating screens are most commonly used. Vibrating screens are machines which use vibrating, horizontally arranged, but mostly inclined, perforated work surfaces to classify mixed materials of different particle sizes according to particle size, this classification operation is called screening, and the machines used are called screening machines.

But present screening machine, the structure is complicated, and screening efficiency is low, and is consuming time long, can't satisfy the operation requirement.

Disclosure of Invention

To the not enough of above-mentioned prior art, the technical problem that this patent application will solve provides a simple structure, and screening efficiency is high, convenient to use's building rubbish screening machine.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a construction waste screening machine, includes base and tertiary screening mechanism, placed on the base and held the case, tertiary screening mechanism includes the installation frame, goes up screen cloth, well screen cloth and lower screen cloth, go up screen cloth, well screen cloth and lower screen cloth interval and install on the installation frame, it all sets up to same one side slope to go up screen cloth, well screen cloth and lower screen cloth, the mesh diameter of going up the screen cloth is greater than the mesh diameter of well screen cloth, the mesh diameter of well screen cloth is greater than the mesh diameter of screen cloth down, the screen cloth is located the top that holds the case down, still includes the containing box, the containing box is provided with threely, equal fixed mounting has the guide plate on the containing box, the guide plate sets up respectively go up the lower extreme below of screen cloth, well screen cloth and lower screen cloth, still install on the base and be used for driving the installation frame and rock the mechanism.

The installation frame comprises four supporting legs, the upper screen, the middle screen and the lower screen are arc-shaped screens, the side edges of the arc-shaped screens are provided with installation ends, and two ends of each installation end are fixedly connected with the two supporting legs respectively.

The rocking mechanism comprises four supports fixedly mounted on the base, a rotating shaft is mounted just opposite to two supports of the same mounting end in a rotating mode, rotary tables are fixedly mounted at two ends of the rotating shaft respectively, the edges of the rotary tables are fixedly connected with the lower ends of the supporting legs through hinge shafts, a driving motor is fixedly mounted on the base, a driving straight gear is fixedly mounted on an output shaft of the driving motor, and a driven straight gear meshed with the driving straight gear is fixedly mounted on the rotating shaft.

Wherein, fixed mounting has the box on the base, the upper end of box is provided with the feed inlet, the containing box is located the discharge gate of box, tertiary screening mechanism is located in the box, the air exhauster is still installed to the upper end of box, the sack cleaner is connected to the air outlet of air exhauster.

Wherein, the gyro wheel is installed through the wheel carrier to the lower extreme of holding the case.

To sum up, this building rubbish screening machine has simple structure, and screening efficiency is high, convenient to use's advantage.

Drawings

Figure 1 is the utility model discloses a construction waste screening machine's structure schematic diagram.

Fig. 2 is a schematic view of another orientation of fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "upper, lower" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

As shown in fig. 1-2, a construction waste screening machine comprises a base 1 and a three-stage screening mechanism, the containing box 2 is placed on the base, the three-stage screening mechanism comprises a mounting frame, an upper screen 3, a middle screen 4 and a lower screen 5, the upper screen, the middle screen and the lower screen are arranged on the mounting frame at intervals, the upper screen, the middle screen and the lower screen are all obliquely arranged towards the same side, the diameter of the mesh of the upper screen is larger than that of the mesh of the middle screen, the diameter of the mesh of the middle screen is larger than that of the mesh of the lower screen, the lower screen mesh is positioned above the containing box, and the lower screen mesh also comprises three containing boxes (not shown), equal fixed mounting has the guide plate on the containing box, the guide plate sets up respectively go up the lower extreme below of screen cloth, well screen cloth and lower screen cloth, still install on the base and be used for driving the mechanism that rocks that the installation frame rocked.

Thus, construction waste refers in this application to particles after the breaking up of the waste concrete mass. Building rubbish is located the upper end of screen cloth, and through rocking of mechanism, the granule that the diameter is less than the screen cloth mesh falls to well screen cloth, through rocking of mechanism, and the granule that the diameter is less than well screen cloth mesh falls to screen cloth down, through rocking of mechanism, and the granule that the diameter is less than screen cloth mesh down falls to holding the incasement, fails to get into the containing box through the guide plate from the granule that last screen cloth, well screen cloth and screen cloth fall down. Rock the mechanism and can drive the installation frame and rock, and then drive the granule and rock fast, realize quick screening.

Wherein, the installation frame includes four landing legs 6, it is the arc screen cloth to go up screen cloth, well screen cloth and lower screen cloth, the side of arc screen cloth all is provided with installation end 7, the both ends of installation end respectively with two landing leg fixed connection. The installation and connection are convenient, and the structure is simplified.

The rocking mechanism comprises four supports 8 fixedly mounted on the base, a rotating shaft 9 is mounted just opposite to two supports of the same mounting end in a rotating mode, rotary tables 11 are fixedly mounted at two ends of the rotating shaft respectively, the edges of the rotary tables are fixedly connected with the lower ends of the supporting legs through hinge shafts, driving motors 12 are fixedly mounted on the base, driving straight gears 13 are fixedly mounted on output shafts of the driving motors, and driven straight gears 14 meshed with the driving straight gears are fixedly mounted on the rotating shaft. Driving motor drives the rotation of initiative straight-teeth gear, drives the pivot through driven straight-teeth gear and rotates, and then drives the carousel and rotate, and the carousel drives the installation frame and rocks, and the carousel plays the effect of eccentric wheel, drives the installation frame and rotates by a wide margin for the granule carries out abundant contact with the radial sieve, improves the screening effect.

Wherein, fixed mounting has box (not drawn) on the base, the upper end of box is provided with the feed inlet, the containing box is located the discharge gate of box, tertiary screening mechanism is located in the box, the air exhauster is still installed to the upper end of box, the sack cleaner is connected to the air outlet of air exhauster. Be provided with the box, can reduce the dust and splash, the air exhauster convulsions simultaneously is convenient for handle the flying dust in the box, better environmental protection.

Wherein, the gyro wheel is installed through the wheel carrier to the lower extreme of holding the case. The containing box is convenient to move out.

The principle is as follows:

construction waste refers in this application to particles after the breaking up of the waste concrete mass. Building rubbish is located the upper end of screen cloth, and through rocking of mechanism, the granule that the diameter is less than the screen cloth mesh falls to well screen cloth, through rocking of mechanism, and the granule that the diameter is less than well screen cloth mesh falls to screen cloth down, through rocking of mechanism, and the granule that the diameter is less than screen cloth mesh down falls to holding the incasement, fails to get into the containing box through the guide plate from the granule that last screen cloth, well screen cloth and screen cloth fall down. Rock the mechanism and can drive the installation frame and rock, and then drive the granule and rock fast, realize quick screening.

Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.

Claims

1. A construction waste screening machine is characterized by comprising a base and a three-stage screening mechanism, wherein a containing box is placed on the base, the three-stage screening mechanism comprises a mounting frame, an upper screen, a middle screen and a lower screen, wherein the upper screen, the middle screen and the lower screen are mounted on the mounting frame at intervals, the upper screen, the middle screen and the lower screen are all obliquely arranged towards the same side, the diameter of the mesh of the upper screen is larger than that of the mesh of the middle screen, the mesh diameter of the middle screen is larger than that of the lower screen, the lower screen is positioned above the containing box, the containing box is further included, the containing box is provided with threely, equal fixed mounting has the guide plate on the containing box, the guide plate sets up respectively go up the lower extreme below of screen cloth, well screen cloth and lower screen cloth, still install on the base and be used for driving the mechanism that rocks of installation frame.

2. The construction waste screening machine according to claim 1, wherein the mounting frame includes four legs, the upper screen, the middle screen and the lower screen are all arc-shaped screens, the side edges of the arc-shaped screens are provided with mounting ends, and two ends of the mounting ends are respectively fixedly connected with the two legs.

3. The construction waste screening machine according to claim 2, characterized in that the rocking mechanism includes four brackets fixedly mounted on the base, a rotating shaft is rotatably mounted to two brackets facing the same mounting end, rotating discs are fixedly mounted at both ends of the rotating shaft respectively, the edge of each rotating disc is fixedly connected to the lower ends of the supporting legs through a hinge shaft, a driving motor is fixedly mounted on the base, a driving spur gear is fixedly mounted on an output shaft of the driving motor, and a driven spur gear meshed with the driving spur gear is fixedly mounted on the rotating shaft.

4. The construction waste screening machine according to claim 1, wherein a box body is fixedly mounted on the base, a feed inlet is formed in the upper end of the box body, the containing box is located at a discharge port of the box body, the three-stage screening mechanism is located in the box body, an exhaust fan is further mounted at the upper end of the box body, and an air outlet of the exhaust fan is connected with a bag-type dust remover.

5. The construction waste screening machine according to claim 1, wherein the lower end of the containing box is provided with rollers through a wheel carrier.