CN217314364U

CN217314364U - Dustproof multistage mechanical screening device

Info

Publication number: CN217314364U
Application number: CN202123275235.6U
Authority: CN
Inventors: 王秀慧
Original assignee: Shanghai Junma Information Technology Co ltd
Current assignee: Shanghai Junma Information Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-08-30
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a dirt-proof multistage mechanical screening device, including vibration base, vibration base upper end fixedly connected with sieve feed bin, the multistage sieve that the interior fixedly connected with of sieve feed bin corresponds the arrangement from top to bottom, be equipped with the sieve material room that multistage sieve separates again in the sieve material room, sieve material storehouse internal rotation is connected with the pivot that runs through multistage sieve, the pivot all is equipped with along the direction of height and is located sieve material indoor in multistage sieve complex switch board, sieve material room one side all is equipped with the bin gate, sieve material storehouse upper end fixedly connected with air exhauster, air exhauster input end fixedly connected with extends to the indoor dust absorption pipe of sieve material, sieve material storehouse outer one side is equipped with purified water tank, fixedly connected with intake pipe and blast pipe in the purified water tank, the air exhauster output highly is connected with the hose that communicates with the intake pipe. Compared with the prior art, the utility model the advantage lies in, dustproof processing is carried out in the screening process, can prevent simultaneously that the material from piling up, has improved screening efficiency greatly.

Description

Dustproof multistage mechanical screening device

Technical Field

The utility model relates to a sieving mechanism technical field specifically indicates a dirt-proof multistage mechanical screening device.

Background

The screening is to use a sieve to make fine materials smaller than sieve pores in the materials penetrate through the sieve surface, and coarse materials larger than the sieve pores are retained on the sieve surface, so as to complete the separation process of coarse materials and fine materials. The separation process can be regarded as consisting of two stages, material stratification and fine grain screening. The material layering is the condition of accomplishing the separation, and the fine grain is suitable to sieve is the purpose of separation, and current mechanical screening device all is not equipped with dust keeper, raises a large amount of dust easily in the screening process, influences staff's health, and causes the material to pile up easily in the screening process, has greatly influenced screening efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is overcome above defect, provide a dirt-proof multistage mechanical screening device, carry out dustproof processing in the screening process, can prevent simultaneously that the material from piling up, improved screening efficiency greatly.

In order to solve the technical problem, the utility model provides a technical scheme does: a dustproof multistage mechanical screening device comprises a vibration base, wherein the upper end of the vibration base is fixedly connected with a screening bin, the screening bin is internally and fixedly connected with multistage screening plates which are correspondingly arranged up and down, a screening chamber which is separated by the multistage screening plates is arranged in the screening bin, a rotating shaft penetrating through the multi-stage sieve plates is connected in the sieve bin in a rotating way, the rotating shaft is provided with a kickoff plate which is positioned in the sieve bin and matched with the multi-stage sieve plates along the height direction, the upper end of the screening bin is fixedly connected with a first motor which drives the rotating shaft to rotate, bin doors are arranged on one sides of the screening chambers, the upper end of the screening bin is fixedly connected with an exhaust fan, the input end of the exhaust fan is fixedly connected with a dust absorption pipe extending into the screening chamber, one side outside the sieve bin is equipped with purifying water tank, fixedly connected with intake pipe and blast pipe in the purifying water tank, air exhauster output end highly be connected with the hose of intake pipe intercommunication.

As an improvement, the vibration base comprises a bottom plate and a support plate which are arranged in an up-and-down corresponding mode, the screening bin is fixedly connected with the upper end of the support plate, the lower end of the support plate is fixedly connected with a vibration motor, four corners of the bottom of the support plate are fixedly connected with support rods, the upper end of the bottom plate is fixedly connected with a support sleeve matched with the support rods, and a vibration spring matched with the support rods is fixedly connected with the support sleeve.

As an improvement, one side of the rotating shaft is provided with an adjusting sliding groove matched with the shifting plate for experiencing the arrangement of the rotating shaft in the height direction, one end, far away from the rotating shaft, of the shifting plate is connected with a fixing bolt extending into the adjusting sliding groove in a threaded manner, and a fixing screw hole matched with the fixing bolt is arranged in the adjusting sliding groove in an up-down corresponding manner.

As an improvement, the dust absorption hanger is close to one end in the material sieving chamber and is fixedly connected with a filter residue net.

As an improvement, the lower end of the air inlet pipe extends to the bottom in the purified water tank.

Compared with the prior art, the utility model the advantage lie in: the starter motor drive pivot drives the switch-plate and rotates, and the switch-plate is shakeouts the material of the indoor multistage sieve upper end of sieve material, prevents that the material from piling up too high influence screening efficiency, starts in the dust that the air exhauster will sieve in the feed bin lets in purified water tank through the intake pipe, makes the dust subside in purified water tank, and clean air is discharged from the blast pipe.

Drawings

Fig. 1 is a schematic structural view of the dustproof multistage mechanical screening device of the present invention.

Fig. 2 is an enlarged view of a position a of the dustproof multistage mechanical screening device of the present invention.

As shown in the figure: 1. vibrating the base; 2. screening a stock bin; 3. a multi-stage sieve plate; 4. a rotating shaft; 5. a kick-out plate; 6. an exhaust fan; 7. a dust collection pipe; 8. a hose; 9. a purified water tank; 10. an air inlet pipe; 11. an exhaust pipe; 12. a support bar; 13. a support sleeve; 14. a vibration spring; 15. a support plate; 16. a base plate; 17. a vibration motor; 18. a material sieving chamber; 19. a bin gate; 20. adjusting the sliding chute; 21. fixing the bolt; 22. fixing screw holes; 23. and (5) filtering a residue net.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With the attached drawing, the dustproof multistage mechanical screening device comprises a vibration base 1, wherein the upper end of the vibration base 1 is fixedly connected with a screening bin 2, multistage screening plates 3 which are correspondingly arranged up and down are fixedly connected in the screening bin 2, a screening chamber 18 which is separated by the multistage screening plates 3 is arranged in the screening bin 2, a rotating shaft 4 which penetrates through the multistage screening plates 3 is rotatably connected in the screening bin 2, the rotating shaft 4 is provided with a kickoff plate 5 which is positioned in the screening chamber 18 and matched with the multistage screening plates 3 along the height direction, the upper end of the screening bin 2 is fixedly connected with a first motor which drives the rotating shaft 4 to rotate, one side of the screening chamber 18 is provided with a bin gate 19, the upper end of the screening bin 2 is fixedly connected with an exhaust fan 6, the input end of the exhaust fan 6 is fixedly connected with a dust suction pipe 7 which extends into the screening chamber 18, one side of the outside of the screening bin 2 is provided with a purified water tank 9, an air inlet pipe 10 and an exhaust pipe 11 are fixedly connected in the purified water tank 9, and a hose 8 communicated with the air inlet pipe 10 is highly connected to the output end of the exhaust fan 6.

Vibration base 1 corresponds bottom plate 16 and the backup pad 15 of arranging including from top to bottom, sieve 2 fixed connection in feed bin with 15 upper ends of backup pad, 15 lower extreme fixedly connected with vibrating motor 17 of backup pad, the equal fixedly connected with bracing piece 12 in 15 bottom four corners of backup pad, 16 upper ends of bottom plate fixedly connected with bracing piece 12 complex supporting sleeve 13, equal fixedly connected with in the supporting sleeve 13 with bracing piece 12 complex vibrating spring 14.

4 one side of pivot all be equipped with 5 complex experience of switch board 4 direction of height arranges adjust spout 20, switch board 5 is kept away from 4 one end equal threaded connection of pivot and is extended to adjust the fixing bolt 21 in the spout 20, be equipped with in the regulation spout 20 correspond about arranging with fixing bolt 21 complex fixed screw 22.

One end of the dust absorption hanger close to the screening chamber 18 is fixedly connected with a filter residue net 23.

The lower end of the air inlet pipe 10 extends to the bottom in the purified water tank 9.

When the utility model is implemented, when in use, the materials to be screened are loaded from the upper end of the screening bin 2, the materials are sequentially screened downwards by the three multi-stage sieve plates 3 arranged from top to bottom, the sieve pores on the three multi-stage sieve plates 3 are gradually reduced from top to bottom, the materials smaller than the sieve pores drop downwards, the first motor is started to drive the rotating shaft 4 to rotate, the rotating shaft 4 drives the material stirring plate 5 to rotate, a gap is formed between the lower end of the material stirring plate 5 and the multi-stage sieve plates 3, the materials are spread on the multi-stage sieve plates 3 to prevent the materials from being accumulated on the multi-stage sieve plates 3, the vibrating motor 17 is started to drive the screening bin 2 at the upper end of the supporting plate 15 to vibrate, the screening bin 2 drives the supporting rods 12 at four corners to slide up and down and forth in the supporting sleeve 13 in a reciprocating and telescopic manner, the vibrating spring 14 is extruded to continuously compress and deform, and the materials on the multi-stage sieve plates 3 fall quickly under the vibration of the vibrating motor 17, greatly improving the screening efficiency, when the materials in the screening chamber 18 need to be taken out, opening a bin gate 19 at one side of the screening chamber 18, driving a rotating shaft 4 to drive a material stirring plate 5 to rotate to one side close to the bin gate 19, unscrewing a fixing bolt 21 to enable the material stirring plate 5 to movably rotate, enabling the material stirring plate 5 to slide downwards along an adjusting chute 20, enabling the bottom surface of the material stirring plate 5 to contact the upper end of a multi-stage sieve plate 3, screwing the fixing bolt 21 into a fixing screw hole 22 below the fixing bolt, fixing the material stirring plate 5, starting a motor again to drive the rotating shaft 4 to drive the material stirring plate 5 to stir the materials on the multi-stage sieve plate 3 to be close to the bin gate 19, taking out the materials, starting an exhaust fan 6 to suck the dust raised in the screening process through a dust suction pipe 7 during the screening process, discharging the dust into an air inlet pipe 10 through a hose 8, and introducing the dust below the water surface in a purified water tank 9 through the air inlet pipe 10, the dust is filtered by purifying the water in the water tank 9 and clean air is discharged from the exhaust duct 11 at one side.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, it should be understood that those skilled in the art should also understand the scope of the present invention without inventively designing the similar structure and embodiments of the present invention without departing from the spirit of the present invention.

Claims

1. The utility model provides a dirt-proof multistage mechanical screening device which characterized in that: comprises a vibration base (1), the upper end of the vibration base (1) is fixedly connected with a sieve bin (2), the interior of the sieve bin (2) is fixedly connected with multi-stage sieve plates (3) which are correspondingly arranged up and down, a sieve material chamber (18) which is separated by the multi-stage sieve plates (3) is arranged in the sieve bin (2), the sieve bin (2) is rotatably connected with a rotating shaft (4) which penetrates through the multi-stage sieve plates (3), the rotating shaft (4) is provided with a material stirring plate (5) which is arranged in the sieve material chamber (18) and matched with the multi-stage sieve plates (3) along the height direction, the upper end of the sieve bin (2) is fixedly connected with a first motor which drives the rotating shaft (4) to rotate, one side of the sieve material chamber (18) is provided with a bin gate (19), the upper end of the sieve bin (2) is fixedly connected with an exhaust fan (6), the input end of the exhaust fan (6) is fixedly connected with a dust absorption pipe (7) which extends into the sieve material chamber (18), sieve feed bin (2) outer one side is equipped with purified water tank (9), fixedly connected with intake pipe (10) and blast pipe (11) in purified water tank (9), air exhauster (6) output end highly be connected with hose (8) of intake pipe (10) intercommunication.

2. The dust-resistant multistage mechanical screening apparatus of claim 1, wherein: vibration base (1) corresponds bottom plate (16) and backup pad (15) of arranging including from top to bottom, sieve feed bin (2) fixed connection with backup pad (15) upper end, backup pad (15) lower extreme fixedly connected with vibrating motor (17), the equal fixedly connected with bracing piece (12) in backup pad (15) bottom four corners, bottom plate (16) upper end fixedly connected with bracing piece (12) complex supporting sleeve (13), equal fixedly connected with in supporting sleeve (13) with bracing piece (12) complex vibrating spring (14).

3. The dust-resistant multistage mechanical screening apparatus of claim 1, wherein: pivot (4) one side all be equipped with switch-plate (5) complex experience regulation spout (20) that pivot (4) direction of height arranged, switch-plate (5) are kept away from the equal threaded connection in pivot (4) one end and are extended to adjust fixing bolt (21) in spout (20), be equipped with in the regulation spout (20) correspond about arranging with fixing bolt (21) complex fixed screw (22).

4. The dust-resistant multistage mechanical screening apparatus of claim 1, wherein: one end of the dust absorption hanger close to the screening chamber (18) is fixedly connected with a filter residue net (23).

5. The dust-resistant multistage mechanical screening apparatus of claim 1, wherein: the lower end of the air inlet pipe (10) extends to the bottom in the purified water tank (9).