CN213494945U

CN213494945U - A screening plant for producing concrete

Info

Publication number: CN213494945U
Application number: CN202020868209.0U
Authority: CN
Inventors: 徐远志
Original assignee: Zhongshan Fanxiang Concrete Component Co ltd
Current assignee: Zhongshan Fanxiang Concrete Component Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-06-22
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a screening plant for producing concrete, which comprises a screening platform, two mounting frames, a vibration mechanism and a driving mechanism, wherein the outer wall of one side of the two mounting frames is rotationally connected with the same rotating frame through a rotating shaft and two bearing seats, and the driving mechanism is positioned on one side of the rotating frame; four striking columns are integrally arranged on the outer walls of the four ends of the rotating frame; the outer wall of the top of the screening platform is provided with uniformly distributed screen holes, and the outer wall of one side of the screening platform is provided with a bearing platform; the vibration mechanism comprises two groups of first springs and two connecting seats; the screening platform is characterized in that two rotating seats are respectively arranged on the outer walls of the two sides of the screening platform, the inner walls of the rotating seats are all connected to the inner wall of one side of the connecting seat in a sliding mode, and the inner wall of the connecting seat is all connected with a connecting inclined rod in a sliding mode. The utility model discloses a set up bearing platform, rotating turret and strike the post, can drive the rotatory mode that strikes the bearing platform of striking post with the rotating turret and realize the vibration of screening platform, the reliability is high, and is efficient.

Description

A screening plant for producing concrete

Technical Field

The utility model relates to a concrete production technical field especially relates to a screening plant for producing concrete.

Background

Concrete is a general name of composite materials which are prepared by mixing gel materials, aggregates and water according to a proper proportion and then are hardened for a certain time, and is the artificial civil engineering and construction material with the largest usage amount in the world.

Screening plant often uses in concrete production process, and some screening plant screening efficiency are not high at present, and life is shorter, and it is comparatively inconvenient to maintain.

Through retrieval, chinese patent application No. CN201510546549.5 discloses a screening device for producing concrete, comprising a first screening unit, a moving member and a first driving unit, wherein the first screening unit comprises a first screen, a first connecting member, a second connecting member and a supporting member; the aperture of this first screen cloth is the grit maximum standard diameter, and the both sides of this first screen cloth are articulated with first connecting piece and second connecting piece respectively, and the one end that first screen cloth was kept away from to this first connecting piece is articulated with support piece, and the one end that first screen cloth was kept away from to this second connecting piece is articulated with the moving member. The first drive unit in the above patent has the following disadvantages: the driving unit is not beneficial to the service life of the telescopic cylinder because the telescopic cylinder and the sliding rod are continuously displaced up and down and the vibration frequency required by the screening process is higher, so that the screening efficiency is possibly low due to the structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a screening device for producing concrete.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a screening device for producing concrete comprises a screening platform, two mounting frames, a vibration mechanism and a driving mechanism, wherein the outer wall of one side of each of the two mounting frames is rotatably connected with the same rotating frame through a rotating shaft and two bearing seats, and the driving mechanism is positioned on one side of the rotating frame; four striking columns are integrally arranged on the outer walls of the four ends of the rotating frame; screening platform top outer wall is seted up evenly distributed's sieve mesh, screening platform one side outer wall is provided with the bearing platform.

As a further aspect of the present invention: the vibration mechanism comprises two groups of first springs and two connecting seats; the screening platform is characterized in that two outer walls of two sides of the screening platform are respectively provided with two rotating seats, the inner walls of the rotating seats are all connected to the inner wall of one side of the connecting seat in a sliding mode, the inner wall of the connecting seat is all connected with a connecting inclined rod in a sliding mode, and two groups of first springs are respectively arranged on the outer walls of two sides of the connecting seat and the outer walls of two sides of the connecting inclined rod.

As a further aspect of the present invention: the rotating seat and the inner wall of the connecting seat are inserted with fixing pins.

As a further aspect of the present invention: connect down tube both ends and be the ball-type structure, and two connect down tube both ends inner wall and have four slide bars respectively sliding connection, four slide bars all set up in mounting bracket one side outer wall, connect the down tube both ends and be provided with four second springs with the outer wall of mounting bracket respectively.

As a further aspect of the present invention: the axis of connecting the down tube is the acute angle with the accepting table atress direction contained angle, accepting table one side outer wall is the arc structure, and the radius of arc structure is less than the radius of rotation of striking post.

As a further aspect of the present invention: the driving mechanism comprises a motor and a gear transmission assembly, and the output end of the motor is rotatably connected to the inner wall of one side of the rotating frame through the gear transmission assembly and a shaft; the gear radius of the gear transmission assembly at the output end of the motor is larger than that of the gear transmission assembly on the rotating frame shaft.

As a further aspect of the present invention: and a coil chamber is arranged on the inner wall of the top of the screening table.

The utility model has the advantages that:

1. through setting up bearing platform, rotating turret and strike post, can drive the rotatory mode of striking bearing platform of strike post with the rotating turret and realize the vibration of screening platform, the reliability is high, and is efficient.

2. Through the arrangement of the first spring, the connecting inclined rod, the sliding rod and the second spring, the vibrating screen can vibrate in cooperation with the striking of the striking column, and the screening effect is improved; through the structural feature who sets up the bearing platform and connect the down tube, can promote the smoothness degree of vibration, promoted the reliability.

3. The gear structure of the gear transmission assembly is arranged, so that the rotation speed of the rotating frame can be increased, and the vibration frequency of the screening table can be increased; through setting up the coil room, can be with the mode of switching on for the coil room, the formation of control coil room magnetic field to reach the purpose of adsorbing magnetic debris, promoted the screening effect.

Drawings

FIG. 1 is a schematic structural diagram of the whole screening device for producing concrete according to the present invention;

fig. 2 is a schematic structural diagram of a screening device for producing concrete according to the present invention from top view;

fig. 3 is a front view of a screening device for producing concrete according to the present invention.

In the figure: 1-screening table, 2-mounting frame, 3-second spring, 4-first spring, 5-connecting seat, 6-connecting inclined rod, 7-sliding rod, 8-coil chamber, 9-rotating frame, 10-striking column, 11-motor, 12-gear transmission component, 13-fixing pin, 14-rotating seat, 15-sieve mesh and 16-bearing table.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

A screening device for producing concrete, as shown in fig. 1-3, comprising a screening table 1, two mounting frames 2, a vibrating mechanism and a driving mechanism; the outer wall of one side of each of the two mounting frames 2 is rotatably connected with the same rotating frame 9 through a rotating shaft and two bearing seats, the driving mechanism is positioned on one side of the rotating frame 9, and the driving mechanism can provide rotatable power for the rotating frame 9; four striking columns 10 are integrally arranged on the outer walls of the four ends of the rotating frame 9; the outer wall of the top of the screening platform 1 is provided with evenly distributed screen holes 15, and the outer wall of one side of the screening platform 1 is fixed with a bearing platform 16 through screws; through setting up the receiving platform 16, rotating turret 9 and striking post 10, can drive the rotatory mode of striking receiving platform 16 of striking post 10 with rotating turret 9 and realize screening platform 1's vibration, the reliability is high, and is efficient.

In order to improve the screening effect of the screening platform 1; as shown in fig. 2 and 3, the vibration mechanism may be an air cushion, an air bag, or the like, and in this embodiment, preferably, the vibration mechanism includes two sets of first springs 4 and two connecting seats 5; the two outer walls of the two sides of the screening table 1 are respectively welded with two rotating seats 14, the inner walls of the rotating seats 14 are respectively connected to the inner wall of one side of the connecting seat 5 in a sliding manner, the inner wall of the connecting seat 5 is respectively connected with a connecting inclined rod 6 in a sliding manner, and the two groups of first springs 4 are respectively welded on the outer walls of the two sides of the connecting seat 5 and the outer walls of the two sides of the connecting inclined rod 6; through setting up first spring 4, connecting seat 5 and connecting down tube 6, can cooperate the strike of striking post 10 and vibrate, promote the screening effect.

In order to improve the reliability; as shown in fig. 2, rotating seat 14 and all pegging graft with connecting seat 5 inner wall and having fixed pin 13, through setting up fixed pin 13, can be convenient for fix and rotate seat 14, avoid rotating seat 14 and take place unnecessary rotation, pull down fixed pin 13 when needs simultaneously, the upset screening platform 1 of being convenient for, and then the unloading of material in the messenger.

In order to further improve the screening effect of the screening platform 1; as shown in fig. 3, two ends of the connecting diagonal rod 6 are of a spherical structure, the inner walls of the two ends of the two connecting diagonal rods 6 are respectively connected with four sliding rods 7 in a sliding manner, the four sliding rods 7 are all welded on the outer wall of one side of the mounting frame 2, and two ends of the connecting diagonal rod 6 are respectively welded with the outer wall of the mounting frame 2 with four second springs 3; through setting up slide bar 7 and second spring 3, can further promote vibrations effect to promote the screening effect.

In order to further improve the reliability; as shown in fig. 3, an included angle between the axis of the connecting diagonal rod 6 and the stress direction of the receiving platform 16 is an acute angle, the outer wall of one side of the receiving platform 16 is of an arc structure, and the radius of the arc structure is smaller than the rotation radius of the striking column 10; through the structural characteristics of the bearing platform 16 and the connecting inclined rod 6, the smoothness of vibration can be improved, and the reliability is improved.

In order to increase the vibration frequency; as shown in fig. 2, the driving mechanism comprises a motor 11 and a gear transmission assembly 12, and an output end of the motor 11 is rotatably connected to one side inner wall of the rotating frame 9 through the gear transmission assembly 12 and a shaft; the gear radius of the gear transmission component 12 at the output end of the motor 11 is larger than the gear radius of the gear transmission component 12 on the shaft of the rotating frame 9; through the gear structure who sets up gear drive assembly 12, can promote the slew rate of rotating turret 9, and then promote the frequency of screening platform 1 vibration.

To facilitate removal of magnetic impurities; as shown in fig. 1, a coil chamber 8 is fixed on the inner wall of the top of the screening table 1 through screws; through setting up coil chamber 8, can be with the mode of switching on or off the electricity for coil chamber 8, the formation in 8 magnetic fields in control coil chamber to reach the purpose of adsorbing magnetic debris, promoted the screening effect.

The working principle is as follows: when the material screening device is used, a material to be screened is placed in the screening table 1, the motor 11 works, the gear transmission assembly 12 drives the rotating frame 9 to rotate, the striking column 10 is further driven to rotate, the striking column 10 is in rotating contact with the receiving table 16, and the radius of the outer wall of one side of the receiving table 16 in an arc structure is smaller than the rotating radius of the striking column 10, so that the striking column 10 can be in full contact with the receiving table 16 and the striking effect is achieved; the bearing table 16 is stressed to enable the screening table 1 to vibrate and be connected to the inclined rod 6 through the first spring 4, the inclined rod 6 is connected to the sliding rod 7 through the second spring 3, and then the materials are screened through the screen holes 15; in addition, a user can detach the fixing pin 13 when needed, so that the screening platform 1 can be conveniently overturned, and the inner materials can be discharged; the user can be with the mode of switching on for coil chamber 8, the formation in 8 magnetic fields in control coil chamber to reach the purpose of adsorbing magnetic debris, promoted the screening effect.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A screening device for producing concrete comprises a screening platform (1), two mounting frames (2), a vibration mechanism and a driving mechanism, and is characterized in that the outer wall of one side of each of the two mounting frames (2) is rotatably connected with a same rotating frame (9) through a rotating shaft and two bearing seats, and the driving mechanism is positioned on one side of the rotating frame (9); four striking columns (10) are integrally arranged on the outer walls of the four ends of the rotating frame (9); the screening table is characterized in that sieve pores (15) which are uniformly distributed are formed in the outer wall of the top of the screening table (1), and a bearing table (16) is arranged on the outer wall of one side of the screening table (1).

2. A screening device for the production of concrete according to claim 1, characterized in that said vibrating means comprise two sets of first springs (4) and two connecting seats (5); the screening platform is characterized in that two rotating seats (14) are respectively arranged on the outer walls of the two sides of the screening platform (1), the inner walls of the rotating seats (14) are connected to the inner wall of one side of the connecting seat (5) in a sliding mode, the inner wall of the connecting seat (5) is connected with the connecting inclined rod (6) in a sliding mode, and the two groups of first springs (4) are respectively arranged on the outer walls of the two sides of the connecting seat (5) and the outer walls of the two sides of the connecting inclined rod (.

3. A screening device for the production of concrete according to claim 2, characterised in that the rotating seat (14) and the inner wall of the connecting seat (5) are each plugged with a fixing pin (13).

4. A screening device for producing concrete according to claim 3, wherein the two ends of the connecting diagonal rods (6) are of a ball-shaped structure, the inner walls of the two ends of the two connecting diagonal rods (6) are respectively and slidably connected with four sliding rods (7), the four sliding rods (7) are arranged on the outer wall of one side of the mounting frame (2), and the two ends of the connecting diagonal rods (6) are respectively provided with four second springs (3) together with the outer wall of the mounting frame (2).

5. A screening device for producing concrete according to claim 4, wherein an included angle between the axis of the connecting inclined rod (6) and the force direction of the bearing platform (16) is an acute angle, the outer wall of one side of the bearing platform (16) is of an arc structure, and the radius of the arc structure is smaller than the rotation radius of the striking column (10).

6. A screening device for the production of concrete according to any one of claims 1 to 5, characterised in that said drive means comprise an electric motor (11) and a gear assembly (12), the output of said electric motor (11) being rotatably connected to one side of the inner wall of the turret (9) through the gear assembly (12) and a shaft; the gear radius of the gear transmission component (12) at the output end of the motor (11) is larger than the gear radius of the gear transmission component (12) on the shaft of the rotating frame (9).

7. A screening device for the production of concrete according to claim 6, characterized in that the top inner wall of the screening table (1) is provided with a coil chamber (8).