CN215198148U

CN215198148U - Dustproof sieving machine that makes an uproar that falls

Info

Publication number: CN215198148U
Application number: CN202121197731.1U
Authority: CN
Inventors: 晏邦玲; 严燕
Original assignee: Chongqing Hexin Inspection And Certification Co ltd
Current assignee: Chongqing Testing Co Ltd Of Guojian Testing Holding Group
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2021-12-17
Anticipated expiration: 2031-05-31

Abstract

The utility model provides a dustproof noise reduction sieving machine, which comprises a driving motor, a base, a vibrating table arranged on the base and a filtering sieve arranged on the vibrating table, wherein the output end of the driving motor is connected with the vibrating table for driving the vibrating table to vibrate; the fastening structure is arranged on the vibrating table, and the screen cover is arranged at the top of the filter screen; the fastening structure is used for pressing the filter screen through the screen cover. The utility model provides a raise dust, too big problem of noise when sieving machine screening that exists among the prior art.

Description

Dustproof sieving machine that makes an uproar that falls

Technical Field

The utility model relates to an engineering material sample preparation equipment technical field especially relates to a dustproof sieving machine that makes an uproar that falls.

Background

Sieving is a method of separating particles of a particle group according to the particle size, specific gravity, chargeability, magnetism, and other powder properties. The screening method is a method for separating materials by means of the aperture size of a screen mesh, is simple and economical to operate, has high grading precision, and is the most widely applied particle grading operation method in the medical industry. Various screening machines have been invented in order to improve the working efficiency, and the vibrating screen machine is one of the screening machines. The sieving machine is a machine which is matched with a test sieve to analyze the granularity of materials and replaces manual sieving.

The sieving machine in the prior art generally uses a mode of stacking one or more filter sieves to sieve materials, a large amount of dust and noise are easily generated in the sieving process, and great influence is caused on surrounding people and environment.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the embodiment of the invention provides a dustproof and noise-reducing vibrating screen machine, which solves the problems of dust emission and excessive noise during screening of the vibrating screen machine in the prior art.

According to the utility model discloses an embodiment provides following technical scheme:

a dustproof noise-reduction vibrating screen machine comprises a driving motor, a base, a vibrating table arranged on the base, and a filter screen arranged on the vibrating table, wherein the output end of the driving motor is connected with the vibrating table to drive the vibrating table to vibrate; the fastening structure is arranged on the vibrating table, and the screen cover is arranged at the top of the filter screen; the fastening structure is used for pressing the filter screen through the screen cover.

Furthermore, the fastening structure includes a threaded rod and a pressing block, the threaded rod is vertically fixed on the vibrating table, the pressing block is arranged above the screen cover, the pressing block is provided with an installation through hole corresponding to the threaded rod, and the pressing block can be installed on the threaded rod and tightly press the filter screen through the installation through hole and a nut.

Furthermore, the pressing block is further provided with a threaded through hole, the fastening structure further comprises a fastening bolt, the fastening bolt is in threaded connection with the threaded through hole, and the fastening bolt can further press the filter screen.

Further, the threaded rods are at least three.

Furthermore, the lower end of the fastening bolt is also provided with a cushion pad.

Furthermore, at least one layer of screen mesh is arranged in the filter screen.

Compared with the prior art, the utility model discloses following beneficial effect has:

through the seal groove can make the connection between the filter sieve and the connection between filter sieve and the sieve lid more stable, and through the sponge circle that absorbs water, can effectively improve the sealing performance between the filter sieve, reduce the appearance of raise dust, can also reduce certain noise simultaneously.

Drawings

Fig. 1 is a schematic view of a first embodiment of the present invention.

Fig. 2 is a cross-sectional view of a filter screen according to a first embodiment of the present invention.

Fig. 3 is a schematic diagram of a second embodiment of the present invention.

Fig. 4 is a cross-sectional view of a filter screen according to a third embodiment of the present invention.

In the above drawings: 1. a drive motor; 2. a base; 3. a vibration table; 4. filtering and screening; 5. a sealing groove; 6. a water-absorbing sponge ring; 7. a screen cover; 8. a threaded rod; 9. a compression block; 10. fastening a bolt; 11. and (4) screening.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

The first embodiment is as follows:

as shown in fig. 1 and 2, a dust-proof noise-reducing sieving machine includes a driving motor 1, a base 2, a vibrating table 3 mounted on the base 2, and a filtering sieve 4 mounted on the vibrating table 3, wherein an output end of the driving motor 1 is connected to the vibrating table 3 for driving the vibrating table 3 to vibrate, and a transmission structure between the driving motor 1 and the vibrating table 3 is a conventional technique; the upper end of the side wall of the filter sieve 4 is provided with a circle of sealing groove 5, so that when a plurality of filter sieves 4 are stacked, the filter sieve 4 at the lower side is connected with the filter sieve 4 at the upper side through the sealing groove 5, and the connection among the filter sieves 4 is more stable; be equipped with the sponge circle 6 that absorbs water in the seal groove 5, through the sponge circle 6 that absorbs water, can effectively improve the sealing performance between the filter sieve 4, reduce the appearance of raise dust, can also reduce certain noise simultaneously.

As shown in fig. 1, the vibrating table further comprises a fastening structure and a screen cover 7, the fastening structure is arranged on the vibrating table 3, the screen cover 7 is arranged on the top of the uppermost filter screen 4 and used for sealing the upper end of the filter screen 4, and the fastening structure is used for pressing the filter screen 4 through the screen cover 7.

As shown in fig. 1, the fastening structure comprises three threaded rods 8 and a pressing block 9, the three threaded rods 8 are vertically fixed on the vibration table 3 in an equilateral triangle, and the three threaded rods 8 already make the fastening structure sufficiently stable; the pressing block 9 is arranged above the screen cover 7, the pressing block 9 is provided with an installation through hole corresponding to the threaded rod 8, the pressing block 9 can be installed on the threaded rod 8 through the installation through hole and a nut matched with the installation through hole and pressed on the screen cover 7, and finally the filter screen 4 is fixed.

As shown in fig. 1, the pressing block 9 is further provided with a threaded through hole, the fastening structure further includes a fastening bolt 10, the fastening bolt 10 is in threaded connection with the threaded through hole, the fastening bolt 10 is rotated to realize vertical displacement of the fastening bolt 10, the fastening bolt 10 abuts against the sieve cover 7, and the fastening bolt 10 can further press the filter sieve 4.

Further, the lower end of the fastening bolt 10 abutting against the screen cover 7 is further provided with a cushion pad, so that the fastening bolt 10 is prevented from damaging the screen cover 7, and the cushion pad can be a rubber pad/wood pad.

As shown in fig. 2, two layers of screens 11 are arranged in the filter sieve 4, and the two layers of screens 11 can effectively filter the material in the filter sieve 4.

Example two:

as shown in fig. 3, the second embodiment is different from the first embodiment in that only one threaded rod 8 is enough to fix the filter screen 4.

Example three:

as shown in fig. 4, the third embodiment is different from the first embodiment in that the screen mesh 11 in the filter screen 4 has only one layer, which is lower in cost.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a sieving machine of making an uproar falls in preventing dust, includes driving motor, base, installs shaking table on the base and installing filter sieve on the shaking table, driving motor's output with the shaking table is connected, in order to be used for the drive the shaking table vibration still includes fastening structure and sieve lid, its characterized in that: the upper end of the side wall of the filter screen is provided with a circle of sealing groove, a water-absorbing sponge ring is arranged in the sealing groove, and the sealing groove is used for being connected with the lower ends of the screen cover or other filter screens;

the fastening structure is arranged on the vibrating table, and the screen cover is arranged at the top of the filter screen; the fastening structure is used for pressing the filter screen through the screen cover.

2. The dust-proof noise-reducing sieving machine of claim 1, characterized in that: the fastening structure comprises a threaded rod and a pressing block; the threaded rod is vertically fixed on the vibrating table, the pressing block is arranged above the screen cover and provided with an installation through hole corresponding to the threaded rod, and the pressing block can be installed on the threaded rod and tightly press the filter screen through the installation through hole and a nut.

3. The dust-proof noise-reducing sieving machine of claim 2, characterized in that: the filter screen is characterized in that the pressing block is further provided with a threaded through hole, the fastening structure further comprises a fastening bolt, the fastening bolt is in threaded connection with the threaded through hole, and the fastening bolt can further press the filter screen.

4. The dust-proof noise-reducing sieving machine of claim 2, characterized in that: the threaded rods are at least three.

5. The dust-proof noise-reducing sieving machine according to claim 3, characterized in that: and a cushion pad is also arranged at the lower end of the fastening bolt.

6. The dust-proof noise-reducing sieving machine of claim 1, characterized in that: at least one layer of screen is arranged in the filter screen.