CN215695823U

CN215695823U - Grit screening plant

Info

Publication number: CN215695823U
Application number: CN202121938473.8U
Authority: CN
Inventors: 刘玲; 王利芳; 范一菁; 曹丽; 余丹; 周丽萍
Original assignee: Changzhou Architectual Research Institute Group Co Ltd
Current assignee: Changzhou Architectual Research Institute Group Co Ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-02-01
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a sand and stone screening device which comprises a screening container, wherein the screening container is divided into a control chamber and a screening chamber, the upper end of the screening chamber is provided with an installation opening, a screen for placing sand and stones with different grain diameters is arranged on the installation opening in a matching mode, a sealing cover is connected above the installation opening in a matching mode, the upper end of the sealing cover is fixedly connected with a motor, the output end of the motor is connected with a brush, a connecting rod is arranged in the screening chamber, an air filter is rotatably connected onto the connecting rod and is positioned below the screen, a generator is arranged in the control chamber, the output end of the generator is connected with the air filter, and a dust collection box is further arranged below the air filter. Through the mode, the sand and stone screening device can adsorb tiny particles generated in the sand and stone screening process through the air filter, prevent dust from diffusing in the air, and avoid screen blockage through the rotation of the brush.

Description

Grit screening plant

Technical Field

The utility model relates to the field of civil engineering, in particular to a sand and stone screening device.

Background

The process of dividing the material to be crushed into different size fractions by one or more layers of screening surface is called screening. The sieving machine is a vibrating sieving mechanical device which utilizes the relative movement of bulk materials and a sieve surface to lead partial particles to penetrate through sieve pores and divide materials such as sand, gravel, broken stone and the like used by buildings into different grades according to the particle size. The screening process of the screening machine is generally continuous, and after the screened raw materials are fed to the screening machine, the materials smaller than the size of the screen holes penetrate the screen holes and are called undersize products; material larger than the mesh size is continuously discharged from the screening surface and is referred to as oversize product.

The existing sand and stone vibrating screen machine has a complex structure and frequent operation, and a large amount of dust floats in the air in the vibrating screen process, meshes are easily blocked by large sand and stone particles, and small sand and stone particles are difficult to penetrate through screen holes.

Disclosure of Invention

The utility model mainly solves the technical problem of providing a sand and stone screening device which can adsorb tiny particles generated in the sand and stone screening process through an air filter, prevent dust from being diffused in the air and avoid screen blockage through the rotation of a brush.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a grit screening plant, includes the screening container, the screening container is separated for control room and screening room, the installing port has been seted up to the upper end of screening room, the cooperation sets up the screen cloth of placing the grit of different particle diameters on the installing port, the top cooperation of installing port is connected with sealed lid, sealed lid upper end has linked firmly the motor, the output of motor is connected with the brush, the indoor connecting rod of installing of screening, it is connected with air cleaner to rotate on the connecting rod, air cleaner is located the below of screen cloth, be equipped with the generator in the control room, the output of generator and air cleaner's being connected, air cleaner's below still is provided with the dust collection box.

In a preferred embodiment of the utility model, the sealing cover is screwed on the mounting opening, and the sealing cover is provided with a sealing ring above the screwed connection section.

In a preferred embodiment of the present invention, the brush is a silica gel brush, and the motor drives the silica gel brush to rotate so that the silica gel brush stirs sand and cleans the screen.

In a preferred embodiment of the utility model, the left end and the right end of the air filter are respectively and rotatably connected with the output end of the generator and the connecting rod through bearings.

In a preferred embodiment of the utility model, a controller is further arranged in the control room, the controller is connected with the generator, and a control panel connected with the controller is arranged on the control room.

The utility model has the beneficial effects that: the sand and stone screening device can adsorb tiny particles generated in the sand and stone screening process through the air filter, prevent dust from being diffused in the air, and avoid the screen mesh from being blocked through the rotation of the brush.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic diagram of a preferred embodiment of a screening container of the present invention;

the parts in the drawings are numbered as follows: 1. the device comprises a screening container, 2, a control chamber, 3, a screening chamber, 4, a mounting opening, 5, a screen, 6, a sealing cover, 7, a motor, 8, a brush, 9, a connecting rod, 10, an air filter, 11, a generator, 12, a dust collecting box, 13, a controller, 14, a control panel, 15, a sealing ring, 16 and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Please refer to fig. 1, a sand and stone screening device, including screening container 1, screening container 1 is separated for control room 2 and screening room 3, installing port 4 has been seted up to the upper end of screening room 3, the cooperation sets up the screen cloth 5 of placing the grit of different particle diameters on installing port 4, the top cooperation of installing port 4 is connected with sealed lid 6, sealed lid 6 upper end has linked firmly motor 7, the output of motor 7 is connected with brush 8, install connecting rod 9 in the screening room 3, it is connected with air cleaner 10 to rotate on the connecting rod 9, air cleaner 10 is located the below of screen cloth 5, be equipped with generator 11 in the control room 2, the output of generator 11 is connected with air cleaner 10, the below of air cleaner 10 still is provided with dust-collecting box 12. The connecting rod 9 is screwed into the classifying chamber 3. The motor 7 is externally connected with a power supply (the wiring and the power supply are not shown in the figure), and the assembly mode and the working principle of the generator and the air filter are the same as those of an engine and the air filter in an automobile.

Further, the seal cover 6 is screwed to the mounting port 4, and the seal cover 6 is provided with a seal ring 15 above the screw-coupled section.

In addition, brush 8 is the silica gel brush, thereby motor 7 drives the silica gel brush and rotates and make the silica gel brush stir the grit and clear up screen cloth 5, and the silica gel brush is the strip structure. Through the silica gel brush that rotates soft material, prevent that the sieve mesh is plugged up to the large granule, the silica gel brush is softer in addition, can not damage the large granule, guarantees that test data is accurate.

The left and right ends of the air cleaner 10 are rotatably connected to the output end of the generator 11 and the link 9 via bearings 16, respectively.

In addition, a controller 13 is further arranged in the control room 2, the controller 13 is connected with the generator 11, a control panel 14 connected with the controller 13 is arranged on the control room 2, functional control buttons such as an opening button, a closing button and a timing button are arranged on the control panel 14, and the controller 13 is used for controlling the stop and the start of the generator 11 and the motor 7. The right side wall of the screening chamber 3 is detachably connected, so that internal parts can be conveniently opened for installation and maintenance. The sound absorption components are arranged in the screening chamber 3 and the control chamber 2, and the sound volume is controlled to be about 50 decibels.

The concrete working principle of the sand and stone screening device is as follows: install air cleaner 10 inside screening room 3, ensure that installation filter core 10 can rotate, select suitable screen cloth 5 to install on installing port 4, place the grit that needs the screening on the screen cloth 10, then screw up sealed lid 6 screw thread in installing port 4 department, generator 11 starts, generator 11 drives air cleaner 10 and rotates, motor 7 starts simultaneously, brush 8 stirs the grit and rotates, the grit of less granule passes through the screen cloth, air cleaner 10 adsorbs the dust that the grit screened in-process produced in the rotation process, unable absorbent granule then falls into in the dust collection box 12 of below, whole screening process is all accomplished in screening room 3, can not have the dust to get into in the air.

Different from the prior art, the sand and stone screening device can adsorb tiny particles generated in the sand and stone screening process through the air filter, prevent dust from diffusing in the air, and avoid screen blockage through the rotation of the brush.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a grit screening plant, its characterized in that, includes the screening container, the screening container is separated for control room and screening room, the installing port has been seted up to the upper end of screening room, the cooperation sets up the screen cloth of placing the grit of different particle diameters on the installing port, the top cooperation of installing port is connected with sealed lid, sealed lid upper end has linked firmly the motor, the output of motor is connected with the brush, install the connecting rod in the screening room, it is connected with air cleaner to rotate on the connecting rod, air cleaner is located the below of screen cloth, be equipped with the generator in the control room, the output of generator and air cleaner's being connected, air cleaner's below still is provided with the dust collection box.

2. A sand screening apparatus according to claim 1, wherein the sealing cap is threaded onto the mounting port, the sealing cap being provided with a sealing ring above the threaded connection.

3. A sand screening apparatus as claimed in claim 1, wherein the brushes are silica gel brushes and the motor drives the silica gel brushes to rotate so that the silica gel brushes stir the sand and clean the screens.

4. A sand screening apparatus according to claim 1, wherein the left and right ends of the air cleaner are rotatably connected to the output of the generator and the connecting rod, respectively, via bearings.

5. A sand and stone screening device as claimed in claim 1, wherein a controller is also provided in the control chamber, the controller is connected with the generator, and a control panel connected with the controller is provided on the control chamber.