CN217141141U

CN217141141U - Complex frequency vibrating screen capable of reducing noise

Info

Publication number: CN217141141U
Application number: CN202221139929.9U
Authority: CN
Inventors: 刘云芳
Original assignee: Inner Mongolia Shangjian Mechanical Equipment Co ltd
Current assignee: Inner Mongolia Shangjian Mechanical Equipment Co ltd
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-08-09
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a compound frequency vibrating screen of noise reduction, including sound-proof box and screening case, the screening case is placed in sound-proof box inside, and sound-proof box and screening bottom of the case center department and one end all seted up feed opening and looks adaptation, sound-proof box top is provided with the feeder hopper that feeds through with the screening case, and the vertical curb plate of installing in the inside one side of screening case, the bar opening has all been seted up at curb plate one side both ends, and is provided with first collection box and second collection box below the sound-proof box, the inside both ends of screening case level respectively are provided with first filter screen and second filter screen, and the inside reciprocating motion mechanism that is used for reciprocating first filter screen and second filter screen that is equipped with of screening case, the inside clearance mechanism that is used for clearing up first filter screen and second filter screen that is equipped with of screening case. The utility model discloses the scraper blade removes the impurity that can block on first filter screen and the second filter screen and clears up to inside the second collecting box falls to by the bar opening, and then improved the practicality of this equipment.

Description

Complex frequency vibrating screen capable of reducing noise

Technical Field

The utility model relates to a shale shaker technical field especially relates to a noise reduction's complex frequency shale shaker.

Background

The vibrating screen works by utilizing reciprocating rotary type vibration generated by vibration excitation of the vibrator, the upper rotary heavy hammer of the vibrator enables the screen surface to generate plane rotary vibration, the lower rotary heavy hammer enables the screen surface to generate conical rotary vibration, and the combined effect of the upper rotary heavy hammer and the lower rotary heavy hammer enables the screen surface to generate repeated rotary type vibration.

For example, the granted publication No. CN 215198098U 3 discloses a low-noise dust-free vibrating screen, which can reduce noise, but does not have a function of cleaning a screen, so that materials can be stuck on the screen, and the situation that the materials cannot be screened after long-term use occurs, thereby reducing the use effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a complex frequency vibrating screen capable of reducing noise.

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

the utility model provides a compound frequency shale shaker of noise reduction, includes sound-proof box and screening case, the screening case is placed in sound-proof box inside, and sound-proof box and screening bottom of the case center department and one end all seted up feed opening and looks adaptation, sound-proof box top is provided with the feeder hopper with screening case intercommunication, and the vertical curb plate of installing in one side of screening incasement portion, the bar opening has all been seted up at curb plate one side both ends, and is provided with first collection box and second collection box below sound-proof box, screening incasement portion both ends level respectively are provided with first filter screen and second filter screen, and screening incasement portion is equipped with the reciprocating motion mechanism that is used for reciprocating first filter screen and second filter screen, screening incasement portion is equipped with the clearance mechanism that is used for clearing up first filter screen and second filter screen.

As a further scheme of the utility model, reciprocating mechanism includes the rotating electrical machines, and rotating electrical machines horizontal installation in screening incasement portion one side, the eccentric wheel is installed to the output shaft of rotating electrical machines, and the eccentric wheel sets up in second filter screen below, screening incasement portion four ends all are equipped with the stop gear who is used for spacing first filter screen and second filter screen.

As a further scheme of the utility model, stop gear includes the spring beam, and the spring beam is vertical installs in screening incasement bottom one end, the flexible end of spring beam is installed in second filter screen bottom one end, and the vertical spacing post of installing in second filter screen top, first filter screen is passed at spacing post top, and first spring and second spring have been cup jointed on spacing post surface, first spring both ends are installed respectively in spacing post top and first filter screen top, and second spring both ends are installed respectively in first filter screen bottom and second filter screen top.

As a further scheme of the utility model, clearance mechanism includes riser and slide, and the riser has two to set up respectively in first filter screen top and second filter screen top, two riser one side all slides there is the scraper blade, and every riser one side both ends all are equipped with the coupling mechanism who is used for connecting the scraper blade.

As a further scheme of the utility model, the slide has two and installs respectively in one side that the scraper blade was kept away from to two risers, and two slides inside all slides there is the second slider, two the equal level in second slider side is fixed with the connecting rod.

As the utility model discloses a further scheme, sound-proof box outside one side is provided with the connecting plate, and installs respectively in connecting plate one side both ends in two connecting rod other both ends, sound-proof box one side horizontal installation has electric telescopic handle, and electric telescopic handle's output shaft installs in connecting plate one side center department.

As a further scheme of the utility model, coupling mechanism includes the spout, and the vertical riser side end of having seted up of spout, the inside slip of spout has first slider, and first slider one end installs in scraper blade side end, magnet and repulsion are all installed to the inside one end of spout and first slider one side.

The utility model has the advantages that:

1. the utility model provides a compound shale shaker of noise reduction, through the setting of sound-proof box, can give sound insulation to this equipment and fall and make an uproar to rotate through the electronic eccentric wheel of rotating electrical machines, the eccentric wheel rotates and can drive the second filter screen and remove, the second filter screen can drive the second spring and remove, the second spring can drive first filter screen and remove, thereby can make first filter screen and second filter screen vibration, thereby can filter the material, and then improved the result of use of this equipment.

2. The utility model provides a compound frequency shale shaker of noise abatement, it removes to drive the connecting plate through electric telescopic handle, the connecting plate removes and can drive two connecting rods and remove, the connecting rod removes and can drive the second slider and remove, the second slider removes and can drive the slide and remove, the slide removes and can drive the riser and remove, the riser removes and can drive first slider and scraper blade and remove, the scraper blade removes and can clear up the impurity that blocks on first filter screen and the second filter screen, and drop to inside the second collecting box by the bar opening, and then the practicality of this equipment has been improved.

Drawings

FIG. 1 is a schematic structural view of a complex frequency vibrating screen capable of reducing noise according to the present invention;

FIG. 2 is a cross-sectional view of a sound isolation box and a filter box of a noise-reducing multifrequency vibratory screen according to the present invention;

FIG. 3 is a schematic view of the internal structure of a filter box of a complex frequency vibrating screen capable of reducing noise according to the present invention;

FIG. 4 is a schematic diagram of a vertical plate structure of a noise-reducing multifrequency vibratory screen according to the present invention;

fig. 5 is a cross-sectional view of a multiple frequency vibratory screen with reduced noise according to the present invention.

In the figure: 1. a sound insulation box; 2. a feed hopper; 3. a first collection box; 4. a second collection box; 5. An electric telescopic rod; 6. a connecting plate; 7. a connecting rod; 8. screening the box; 9. a side plate; 10. a first filter screen; 11. a second filter screen; 12. a spring lever; 13. a limiting column; 14. a first spring; 15. a second spring; 16. a strip-shaped opening; 17. a squeegee; 18. a vertical plate; 19. a chute; 20. a first slider; 21. a magnet; 22. a slideway; 23. a second slider; 24. a rotating electric machine; 25. an eccentric wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-5, a complex frequency vibrating screen capable of reducing noise comprises a sound insulation box 1 and a screening box 8, wherein the screening box 8 is arranged inside the sound insulation box 1, a feed opening is formed in the center and at one end of the bottom of the sound insulation box 1 and the bottom of the screening box 8, the feed opening is matched with the center, a feed hopper 2 communicated with the screening box 8 is arranged at the top of the sound insulation box 1, a side plate 9 is vertically arranged at one side inside the screening box 8, strip-shaped openings 16 are formed in two ends of one side of the side plate 9, a first collecting box 3 and a second collecting box 4 are arranged below the sound insulation box 1, a first filter screen 10 and a second filter screen 11 are horizontally arranged at two ends inside the screening box 8 respectively, an up-down moving mechanism for moving the first filter screen 10 and the second filter screen 11 up and down is arranged inside the screening box 8, a cleaning mechanism for cleaning the first filter screen 10 and the second filter screen 11 is arranged inside the screening box 8, the filter screen can be conveniently cleaned, and the condition that the filter screen is blocked and cannot be filtered is avoided.

The utility model discloses, reciprocating device includes rotating

electrical machines

24, and 24 horizontal installations of rotating electrical machines in 8 inside one sides of screening case, and eccentric wheel 25 is installed to rotating electrical machines 24's output shaft, and eccentric wheel 25 sets up in 11 below of second filter screen, and 8 inside four ends of screening case all are equipped with the stop gear who is used for spacing first filter screen 10 and second filter screen 11.

The utility model discloses, stop gear includes spring beam 12, and spring beam 12 is vertical installs in 8 interior bottom one ends of screening case, spring beam 12's flexible end is installed in 11 bottom one ends of second filter screen, and the second filter screen 11 top is vertical installs spacing post 13, first filter screen 10 is passed and slides at spacing post 13 top, and first spring 14 and second spring 15 have been cup jointed on spacing post 13 surface, first spring 14 both ends are installed respectively in 13 tops of spacing post and first filter screen 10 tops, and second spring 15 both ends are installed respectively in 10 bottoms of first filter screen and 11 tops of second filter screen, a bottom and second filter screen 11 carry on spacingly to first filter screen 10 bottoms and second filter screen.

In the utility model, the cleaning mechanism comprises a vertical plate 18 and a slide way 22, two vertical plates 18 are respectively arranged above a first filter screen 10 and above a second filter screen 11, a scraper 17 slides on one side of each vertical plate 18, and two ends of one side of each vertical plate 18 are respectively provided with a connecting mechanism for connecting the scraper 17, two slide ways 22 are respectively arranged on one side of each vertical plate 18 away from the scraper 17, a second slide block 23 slides in the two slide ways 22, a connecting rod 7 is horizontally fixed on the side surfaces of the two second slide blocks 23, a connecting plate 6 is arranged on one side outside the soundproof box 1, the other two ends of the two connecting rods 7 are respectively arranged on two ends of one side of the connecting plate 6, an electric telescopic rod 5 is horizontally arranged on one side of the soundproof box 1, an output shaft of the electric telescopic rod 5 is arranged at the center of one side of the connecting plate 6, the connecting mechanism comprises a slide way 19, and the end part of one side of the vertical plate 18 is arranged on the slide way 19, the inside slip of spout 19 has first slider 20, and first slider 20 one end is installed in scraper blade 17 side end portion, and magnet 21 and repulsion are all installed to the inside one end of spout 19 and first slider 20 one side for clear up first filter screen 10 bottom and second filter screen 11.

The working principle is as follows: in actual use, the sound insulation box 1 is arranged to insulate sound and reduce noise of the equipment, the electric eccentric wheel 25 is rotated through the rotating motor 24, the eccentric wheel 25 rotates to drive the second filter screen 11 to move, the second filter screen 11 drives the second spring 15 to move, the second spring 15 drives the first filter screen 10 to move, so that the first filter screen 10 and the second filter screen 11 can vibrate, so as to filter materials, and further improve the use effect of the equipment, the electric telescopic rod 5 drives the connecting plate 6 to move, the connecting plate 6 drives the two connecting rods 7 to move, the connecting rods 7 drive the second sliding blocks 23 to move, the second sliding blocks 23 drive the sliding ways 22 to move, the sliding ways 22 drive the vertical plates 18 to move, the vertical plates 18 drive the first sliding blocks 20 and the scraper plates 17 to move, and the scraper plates 17 move to clean impurities clamped on the first filter screen 10 and the second filter screen 11, and falls from the strip-shaped opening 16 to the inside of the second collecting box 4, thereby improving the practicability of the device.

Having thus shown and described the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other embodiments without departing from the spirit or essential attributes thereof, and it is therefore intended that the embodiments be considered as exemplary and not limiting in any way, and that the scope of the invention is defined by the appended claims rather than by the foregoing description, and therefore all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein without any reference to the appended claims.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A complex frequency vibrating screen capable of reducing noise comprises a sound insulation box (1) and a screening box (8), and is characterized in that the screening box (8) is placed inside the sound insulation box (1), a feed opening is formed in the center of the bottom of the sound insulation box (1) and the bottom of the screening box (8) and matched with the center of the bottom of the sound insulation box (1), a feed hopper (2) communicated with the screening box (8) is arranged at the top of the sound insulation box (1), a side plate (9) is vertically arranged on one side inside the screening box (8), bar-shaped openings (16) are formed in two ends of one side of the side plate (9), a first collecting box (3) and a second collecting box (4) are arranged below the sound insulation box (1), a first filter screen (10) and a second filter screen (11) are horizontally arranged at two ends inside the screening box (8) respectively, and an up-down moving mechanism used for moving the first filter screen (10) and the second filter screen (11) up and down is arranged inside the screening box (8), the screening box (8) is internally provided with a cleaning mechanism for cleaning the first filter screen (10) and the second filter screen (11).

2. A multifrequency vibration sieve as claimed in claim 1, characterized in that said up-down moving mechanism comprises a rotating motor (24), and the rotating motor (24) is horizontally installed at one side inside the sieving box (8), an eccentric wheel (25) is installed on the output shaft of said rotating motor (24), and the eccentric wheel (25) is installed under the second filtering net (11), and four ends inside the sieving box (8) are equipped with a limit mechanism for limiting the position of the first filtering net (10) and the second filtering net (11).

3. A complex frequency vibrating screen capable of reducing noise according to claim 2, wherein the limiting mechanism comprises a spring rod (12), the spring rod (12) is vertically installed at one end of the bottom of the screening box (8), the telescopic end of the spring rod (12) is installed at one end of the bottom of the second filter screen (11), a limiting column (13) is vertically installed at the top of the second filter screen (11), the top of the limiting column (13) penetrates through the first filter screen (10), the surface of the limiting column (13) is sleeved with a first spring (14) and a second spring (15), the two ends of the first spring (14) are respectively installed at the top end of the limiting column (13) and the top end of the first filter screen (10), and the two ends of the second spring (15) are respectively installed at the bottom of the first filter screen (10) and the top end of the second filter screen (11).

4. The complex frequency vibrating screen capable of reducing noise as claimed in claim 3, wherein the cleaning mechanism comprises a vertical plate (18) and a slideway (22), two vertical plates (18) are respectively arranged above the first filter screen (10) and the second filter screen (11), two scrapers (17) slide on one side of each vertical plate (18), and two ends of one side of each vertical plate (18) are respectively provided with a connecting mechanism for connecting the scrapers (17).

5. The complex frequency vibrating screen capable of reducing noise as claimed in claim 4, characterized in that there are two slide ways (22) and the two slide ways are respectively installed on one side of two vertical plates (18) far away from the scraper (17), and second sliding blocks (23) are respectively slid inside the two slide ways (22), and a connecting rod (7) is horizontally fixed on the side surface of each of the two second sliding blocks (23).

6. The complex frequency vibrating screen capable of reducing noise as claimed in claim 5, characterized in that a connecting plate (6) is arranged on one side of the outside of the sound-proof box (1), the other two ends of the two connecting rods (7) are respectively arranged on the two ends of one side of the connecting plate (6), an electric telescopic rod (5) is horizontally arranged on one side of the sound-proof box (1), and the output shaft of the electric telescopic rod (5) is arranged at the center of one side of the connecting plate (6).

7. The complex frequency vibrating screen capable of reducing noise as claimed in claim 6, wherein the connecting mechanism comprises a sliding groove (19), the sliding groove (19) is vertically provided with one side end of a vertical plate (18), a first sliding block (20) slides inside the sliding groove (19), one end of the first sliding block (20) is installed at one side end of the scraping plate (17), and magnets (21) are installed at one side of the first sliding block (20) and one end inside the sliding groove (19) and are in repulsion.