CN215784791U - Large-scale binary channels probability sieve - Google Patents

Abstract

The utility model discloses a large-scale double-channel probability screen, which comprises a screen box, wherein one side of the top of the bottom of the screen box is flexibly connected with a feed hopper, two ends of two sides of the screen box are fixedly connected with reinforcing beams, the bottom of each reinforcing beam is fixedly connected with a vibrating mechanism, two sides of the bottom of the screen box are respectively connected with a reinforcing plate, two ends of each reinforcing plate are respectively fixedly provided with a double-shaft vibration exciter, the top and the middle of one side of the inner cavity of the screen box are respectively connected with a material separating plate, one side of each material separating plate, which is far away from the feed hopper, is positioned on the inner wall of the screen box and is sequentially clamped with a first screen, a second screen and a discharge plate from top to bottom, the material flowing into the inner cavity of the screen box is separated through the material separating plates, the material is ensured to simultaneously flow into the top ends of the two first screens, then the double-shaft vibration exciters are opened, and the vibration of the double-shaft vibration exciters drives the first screen and the second screen in the inner cavity of the screen box to vibrate, therefore, the materials are screened, and the screening efficiency and precision are improved through double-channel multilayer screening.

Description

Large-scale binary channels probability sieve

Technical Field

The utility model relates to the technical field of probability sieves, in particular to a large-scale double-channel probability sieve.

Background

At present, more than 90% of mining screening equipment used in the market is of a single-channel structure, the requirements of large-scale and intensification cannot be met far away, the development of the industry is seriously hindered, a double-channel probability screen and a probability screen are urgently needed to be developed, the probability screen is mainly used for grading in the industries such as chemical engineering, light industry, food and the like, the structure is light, the probability screen is not suitable for the heavy mine industry, and the market share is very low due to the fact that the probability screen is low in productivity and low in precision, belongs to products except main stream equipment. In order to change the problems, the double-channel heavy probability screen is innovatively invented, so that the performance and the reliability of the product are improved, the defects are overcome, and the economic benefit and the social benefit are greater after the probability screen is popularized and used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a large double-channel probability screen to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a large-scale double-channel probability sieve comprises a sieve box, wherein one side of the top of the bottom of the sieve box is flexibly connected with a feed hopper, two ends of two sides of the sieve box are fixedly connected with reinforcing beams, the bottom of the reinforcing beams is fixedly connected with a vibrating mechanism, the bottom of the vibrating mechanism is fixedly connected with supporting legs, two sides of the bottom of the sieve box are fixedly connected with reinforcing plates, two ends of each reinforcing plate are fixedly provided with a double-shaft vibration exciter, the top and the middle of one side of an inner cavity of the sieve box are fixedly connected with a material separating plate, one side of each material separating plate, far away from the feed hopper, positioned on the inner wall of the sieve box is sequentially clamped with a first screen, a second screen and a material discharging plate from top to bottom, one ends of the first screen, the second screen and the material discharging plate, far away from the feed hopper, are respectively and fixedly communicated with a large particle conveying pipe, a medium particle conveying pipe and a small particle conveying pipe, and one side of the bottom of the sieve box, far away from the feed hopper, is flexibly connected with a material discharging hopper, go out two division boards of inner chamber equidistance fixedly connected with of hopper, and two the division board falls into three play material chamber with the inner chamber of hopper, and is three the top in play material chamber is fixed the intercommunication respectively has the large granule to concentrate pipe, well granule to concentrate pipe and the pipe is concentrated to the tiny particle.

As a preferred technical solution of the present invention, the number of the large particle conveying pipes is two, and the two large particle conveying pipes are respectively and fixedly communicated with the top and the bottom of the large particle concentration pipe, the number of the medium particle conveying pipes is two, the two medium particle conveying pipes are respectively and fixedly communicated with the top and the bottom of the medium particle concentration pipe, the number of the small particle conveying pipes is two, and the two small particle conveying pipes are respectively and fixedly communicated with the top and the bottom of the small particle concentration pipe.

In a preferred embodiment of the present invention, the large particle collecting duct, the medium particle collecting duct, and the small particle collecting duct are vertically disposed downward, and the large particle transporting duct, the medium particle transporting duct, and the small particle transporting duct are disposed obliquely downward.

As a preferred technical scheme of the utility model, the vibration mechanism comprises a connecting bottom plate, a plurality of vibration springs and a connecting top plate, wherein the top ends of the connecting bottom plate are fixedly connected with the plurality of vibration springs at equal intervals, and the top ends of the plurality of vibration springs are fixedly connected with the bottom end of the connecting top plate.

In a preferred embodiment of the present invention, the first screen has a pore size of 5mm, and the second screen has a pore size of 2.5 mm.

As a preferred technical scheme of the present invention, a switch button is fixedly installed at one side of the screen box, and the dual-shaft vibration exciter is electrically connected to an external power source through the switch button.

Compared with the prior art, the utility model has the beneficial effects that:

divide the material of flowing into sieve incasement chamber through dividing the flitch, guarantee that the material can flow in the top of two first screens simultaneously, then open the biax vibration exciter, the vibrations of first screen cloth and the second screen cloth of sieve incasement chamber are driven in the vibrations of biax vibration exciter, thereby sieve the material at first screen cloth top, large granule material flows in the inner chamber of large granule conveyer pipe through vibrations, well granule and small granule material pass through first screen cloth and enter into the top of second screen cloth, the granule material enters into the inner chamber of well granule conveyer pipe through the screening of second screen cloth, the small granule material passes through the second screen cloth and enters into the top of play flitch, and flow in the inner chamber of small granule conveyer pipe through vibrations, the material screening is accomplished, through the multilayer screening of binary channels, improve the efficiency and the precision of screening, and the large granule material of screening, well granule material and small granule material enter into large granule centralized tube respectively and concentrate the pipe In well granule centralized pipe and the granule centralized pipeline to make same grain utmost point material can follow the same discharge material chamber in the play hopper and discharge, make things convenient for the ejection of compact.

Drawings

FIG. 1 is a schematic plan view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a partial side view of the present invention;

fig. 4 is a schematic plan view of the vibration mechanism of the present invention.

In the figure: 1. a screen box; 2. a feed hopper; 3. a discharge hopper; 4. reinforcing the beam; 5. a vibration mechanism; 6. supporting legs; 7. a reinforcing plate; 8. a double-shaft vibration exciter; 9. a material distributing plate; 10. a first screen; 11. a second screen; 12. a discharge plate; 13. a separator plate; 14. a discharge cavity; 15. a large particle concentrating conduit; 16. a large particle conveying pipe; 17. a medium particle conveying pipe; 18. a small particle delivery pipe; 19. a medium particle concentration pipe; 20. a small particle concentration conduit; 21. connecting the bottom plate; 22. vibrating the spring; 23. the top plate is connected.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Referring to fig. 1-4, the utility model provides a large-scale two-channel probability sieve, which comprises a sieve box 1, wherein one side of the top of the bottom of the sieve box 1 is flexibly connected with a feed hopper 2, two ends of two sides of the sieve box 1 are fixedly connected with reinforcing beams 4, the bottom of each reinforcing beam 4 is fixedly connected with a vibrating mechanism 5, the bottom of each vibrating mechanism 5 is fixedly connected with a supporting leg 6, two sides of the bottom of the sieve box 1 are fixedly connected with a reinforcing plate 7, two ends of each reinforcing plate 7 are fixedly provided with a double-shaft vibration exciter 8, the top and the middle of one side of the inner cavity of the sieve box 1 are fixedly connected with a material separating plate 9, one side of the material separating plate 9, which is far away from the feed hopper 2, is provided with a first sieve mesh 10, a second sieve mesh 11 and a material discharging plate 12, one ends of the first sieve mesh 10, the second sieve mesh 11 and the material discharging plate 12, which are far away from the feed hopper 2, are respectively and fixedly communicated with a large-particle conveying pipe 16, Well granule conveyer pipe 17 and tiny particle conveyer pipe 18, one side flexonics that feeder hopper 2 was kept away from to sieve case 1 bottom has out hopper 3, goes out two division boards 13 of the inner chamber equidistance fixedly connected with of hopper 3, and two division boards 13 divide into three play material chamber 14 with the inner chamber of going out hopper 3, and the top in three play material chamber 14 is fixed the intercommunication respectively has large granule to concentrate pipe 15, well granule to concentrate pipe 19 and tiny particle to concentrate pipe 20.

Preferably, the quantity of large granule conveyer pipe 16 is two, and two large granule conveyer pipes 16 concentrate the fixed intercommunication in top and the bottom of pipe 15 with the large granule respectively, well granule conveyer pipe 17's quantity is two, and two well granule conveyer pipes 17 concentrate the fixed intercommunication in top and the bottom of pipe 19 with well granule respectively, the quantity of tiny particle conveyer pipe 18 is two, and two tiny particle conveyer pipes 18 concentrate the fixed intercommunication in top and the bottom of pipe 20 with the tiny particle respectively, with the large granule material, well granule material and tiny particle material concentrate the large granule respectively and concentrate pipe 15, well granule concentrates pipe 19 and tiny particle to concentrate pipe 20, the convenient ejection of compact.

Preferentially, the pipe 15 is concentrated to the large granule, the pipe 19 is concentrated to the well granule and the pipe 20 is concentrated to the tiny particle sets up perpendicularly downwards, and large granule conveyer pipe 16, well granule conveyer pipe 17 and tiny particle conveyer pipe 18 slope set up downwards, make things convenient for the circulation of material, prevent to block up, large granule conveyer pipe 16, well granule conveyer pipe 17 and tiny particle conveyer pipe 18.

Preferably, vibrations mechanism 5 is including connecting bottom plate 21, vibrations spring 22 and connecting roof 23, and a plurality of vibrations springs 22 of the top equidistance fixedly connected with of connecting bottom plate 21, the equal fixed connection in bottom of connecting roof 23 in the top of a plurality of vibrations springs 22 strengthen the vibrations of sieve case 1.

Preferably, the first screen 10 has a pore size of 5mm and the second screen 11 has a pore size of 2.5mm, and classified screening is performed.

Preferably, one side of the screen box 1 is fixedly provided with a switch button, and the double-shaft vibration exciter 8 is electrically connected with an external power supply through the switch button.

When the material screening device is used specifically, materials are poured into an inner cavity of a screen box 1 through a feed hopper 2, the materials flowing into the inner cavity of the screen box 1 are divided through a material dividing plate 9, the materials can be ensured to flow into the top ends of two first screen meshes 10 at the same time, then a double-shaft vibration exciter 8 is opened, the vibration of the double-shaft vibration exciter 8 drives the vibration of the screen box 1, the vibration of the screen box 1 drives the first screen meshes 10 and the second screen meshes 11 of the inner cavity of the screen box 1 to vibrate, so that the materials on the top of the first screen meshes 10 are screened, large-particle materials flow into an inner cavity of a large-particle conveying pipe 16 through vibration, medium-particle materials and small-particle materials flow into the top end of a second screen mesh 11 through the first screen meshes 10, the medium-particle materials flow into an inner cavity of a medium-particle conveying pipe 17 through the screening of the second screen meshes 11, the small-particle materials flow into the top end of a material discharging plate 12 and flow into an inner cavity of a small-particle conveying pipe 18 through vibration, the material screening is completed, the screening efficiency and precision are improved through double-channel multilayer screening, and the screened large-particle materials, medium-particle materials and small-particle materials respectively enter the large-particle concentration pipe 15, medium-particle concentration pipe 19 and small-particle concentration pipe 20 pipelines, so that the same-particle-pole materials can be discharged from the same discharge cavity 14 in the discharge hopper 3, and the discharging is convenient; the quantity of biax vibration exciter 8 is four, and four biax vibration exciters 8 are installed in two sides that protect strong board 7, the unipolar is forced synchronous, biax is synchronous, thereby the height and the screening space of sieve case 1 have been increased, improve screening ability and precision, the avris of sieve case 1 has increased strengthening beam 4, thereby sieve case 1's structure has been strengthened, the requirement of increasing big exciting force, big vibration acceleration has been satisfied, promote the productivity, first screen cloth 10 and second screen cloth 11 all adopt the bar sieve, and bar sieve and woven mesh are thoughtlessly adorned, thereby reach and subtract heavy for the sieve, reduce the height, the purpose of convenient dismantlement.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a large-scale binary channels probability sieve, includes sieve case (1), its characterized in that: one side flexible connection at top has feeder hopper (2) at the bottom of sieve case (1), the equal fixedly connected with in both ends of sieve case (1) both sides reinforcing beam (4), the bottom fixedly connected with vibrations mechanism (5) of reinforcing beam (4), the bottom fixedly connected with supporting leg (6) of vibrations mechanism (5), the equal fixedly connected with in both sides of sieve case (1) bottom protects strong board (7), the equal fixed mounting in both ends that protects strong board (7) has biax vibration exciter (8), the top and the equal fixedly connected with in middle part of sieve case (1) inner chamber one side divide flitch (9), the inner wall from the top down in proper order joint that divides flitch (9) to keep away from one side of feeder hopper (2) and be located sieve case (1) has first screen cloth (10), second screen cloth (11) and play flitch (12), the one end that feeder hopper (2) was kept away from to first screen cloth (10), second screen cloth (11) and play flitch (12) is fixed intercommunication respectively has large granule to carry the large granule to carry Pipe (16), well granule conveyer pipe (17) and tiny particle conveyer pipe (18), one side flexonics that feeder hopper (2) were kept away from to sieve case (1) bottom has a hopper (3), go out two division boards (13) of the inner chamber equidistance fixedly connected with of hopper (3), and two division board (13) fall into three play material chamber (14) with the inner chamber that goes out hopper (3), and are three the top of going out material chamber (14) is fixed the intercommunication respectively has large granule to concentrate pipe (15), well granule to concentrate pipe (19) and tiny particle to concentrate pipe (20).

2. The large scale dual channel probability screen of claim 1, wherein: the quantity of large granule conveyer pipe (16) is two, and two the fixed intercommunication in top and the bottom of pipe (15) is concentrated with the large granule respectively to large granule conveyer pipe (16), the quantity of well granule conveyer pipe (17) is two, and two well granule conveyer pipe (17) is concentrated the fixed intercommunication in top and the bottom of pipe (19) with well granule respectively, the quantity of tiny particle conveyer pipe (18) is two, and two the fixed intercommunication in top and the bottom of pipe (20) is concentrated with the tiny particle respectively to tiny particle conveyer pipe (18).

3. The large scale dual channel probability screen of claim 1, wherein: pipe (15) are concentrated to large granule, well granule are concentrated pipe (19) and little granule and are concentrated pipe (20) and set up perpendicularly downwards, large granule conveyer pipe (16), well granule conveyer pipe (17) and little granule conveyer pipe (18) slope set up downwards.

4. The large scale dual channel probability screen of claim 1, wherein: vibrations mechanism (5) are including connecting bottom plate (21), vibrations spring (22) and connecting roof (23), a plurality of vibrations springs (22) of top equidistance fixedly connected with of connecting bottom plate (21), a plurality of the equal fixed connection in top of vibrations spring (22) is in the bottom of connecting roof (23).

5. The large scale dual channel probability screen of claim 1, wherein: the aperture of the first screen (10) is 5mm, and the aperture of the second screen (11) is 2.5 mm.

6. The large scale dual channel probability screen of claim 1, wherein: one side fixed mounting of sieve case (1) has shift knob, just biax vibration exciter (8) pass through shift knob and external power source electric connection.

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