CN220329201U - Double-deck shale shaker - Google Patents

Abstract

The utility model discloses a double-layer vibrating screen, which comprises a screen box, wherein the screen box is arranged continuously in a multi-section mode, the side walls of the screen box are fixedly connected with a driving assembly, the driving assembly comprises a motor, the driving end face of the motor is fixedly connected with a transmission device, the end face of the transmission device is fixedly connected with a vibration exciter, the outer wall of the vibration exciter is connected with a clamp through bolts, the clamping is connected with a screen plate, the bottom of the vibration exciter is fixedly connected with a damping spring, the bottom of the screen box is connected with an undersize collecting hopper through bolts, the end face of the screen box is connected with an organic front chute through bolts, and a rubber sealing disc is arranged at the joint of the screen box and the vibration exciter. The utility model solves the problem that no double-layer high-amplitude vibrating screen exists in the industry and promotes the diversified development of the high-amplitude vibrating screen by arranging the upper layer of screen plate and the lower layer of screen plate on the screen machine and respectively arranging the screen plate above and below the vibration exciter.

Description

Double-deck shale shaker

Technical Field

The utility model relates to the technical field of mechanical equipment application, in particular to a double-layer vibrating screen.

Background

The high-amplitude vibrating screen is a screening machine widely applied in recent years and is characterized by low vibration frequency, large amplitude and large vibration intensity, only a screen plate and a vibration exciter participate in vibration, a screen box and a frame do not participate in vibration, impact on a civil foundation is small, equipment energy consumption is low, and the screen plate is not easy to block holes. The method is widely applied to classification of the fine-grained materials, particularly solves the problem of classification of wet sticky fine-grained materials, and has remarkable effect.

At present, a high-amplitude vibrating screen is generally a single-layer screen, and due to the special vibrating structure, the research and development of the double-layer screen are limited, so that the high-amplitude vibrating screen is difficult and heavy, and has not been broken through in recent years. The high-amplitude vibrating screen has the advantages of more advantages, large processing capacity and good screening effect, and along with the rapid development of industries such as coal, electric power and the like, the requirements on the double-layer high-amplitude vibrating screen are more urgent.

In order to solve the problems, the utility model provides a double-layer vibrating screen which continuously advances the multi-element development of a high-amplitude vibrating screen form.

Disclosure of Invention

The utility model aims to solve the technical problems of providing a double-layer vibrating screen, overcoming the defects of the prior art, providing a novel double-layer high-amplitude vibrating screen, arranging an upper layer of screen plate and a lower layer of screen plate on a screen machine and respectively arranging the screen plates above and below a vibration exciter, having reasonable structure and stable performance, solving the embarrassment of no double-layer high-amplitude vibrating screen in the industry and promoting the diversified development of the high-amplitude vibrating screen.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a double-deck shale shaker, including the screen box, the screen box is multistage continuous setting, and the equal fixedly connected with drive assembly of lateral wall, drive assembly includes the motor, the driving end face fixedly connected with transmission of motor, transmission's terminal surface fixedly connected with vibration exciter.

The outer wall bolted connection of vibration exciter has the clamp, and the block is connected with the sieve, the bottom fixedly connected with damping spring of vibration exciter, the bottom bolted connection of sieve case has the undersize collecting hopper, the terminal surface bolted connection of sieve case is the chute before the organic, the junction of sieve case and vibration exciter is provided with the rubber seal dish.

The utility model is further provided with: the bottom of the undersize collecting hopper is fixedly connected with a bottom bracket, and is arranged in the bottom bracket.

Through above-mentioned technical scheme for the installation of position is fixed to the undersize collecting hopper after the screening, conveniently collects the material after the screening.

The utility model is further provided with: the bottoms of the motors in the driving assemblies are all connected with motor supports through bolts.

Through above-mentioned technical scheme for carry out the installation fixed of position to drive assembly, make it can not cause each other and influence.

The utility model is further provided with: the screen box, the undersize collecting hopper, the machine front chute and the rubber sealing disc form a fully-closed box body, and the vibration exciter, the screen plate and the clamping assembly are sealed inside.

Through above-mentioned technical scheme, be convenient for carry out solitary operation in the seal box of difference for whole seal box does not vibrate, and inside vibration exciter, sieve and clamp vibrate, can not cause the influence between a plurality of boxes.

The utility model is further provided with: the sieve contains upper screen plate and lower floor screen plate, the clamp contains clamp upper portion, clamp lower part and clamp crossbeam, the upper screen plate is fixed in the vibration exciter top through clamp upper portion, the lower floor screen plate is fixed in the vibration exciter below through clamp lower part and clamp crossbeam.

Through above-mentioned technical scheme for the clamp can be installed the sieve in the upper and lower side of vibration exciter fixedly, conveniently carries out dismantlement and maintenance in later stage simultaneously.

The utility model is further provided with: the chute is equipped with the baffle in the machine front inside, and has two discharge gates for the water conservancy diversion of upper strata screen upper material and lower floor screen upper material.

Through above-mentioned technical scheme for the material when screening, it can circulate through the discharge gate, forms the effect of water conservancy diversion.

The beneficial effects of the utility model are as follows:

1. the utility model is provided with the upper layer of screen plate and the lower layer of screen plate, and the upper layer of screen plate and the lower layer of screen plate are respectively arranged above and below the vibration exciter, the vibration exciter is positioned at the mass center position of the vibration-reference part, the equipment structure is reasonable, the vibration mode is stable, the running speed of materials on the screen surface is uniform, the screening effect is good, the utility model has the greatest advantage that the novel double-layer high-amplitude vibrating screen is provided, and the novel double-layer high-amplitude vibrating screen can screen out three kinds of materials with large, medium and small particle sizes at the same time, thereby playing a positive role in optimizing the process layout and saving the investment cost.

2. The utility model only takes part in vibration by the sieve plate and the vibration exciter, the sieve box and the frame do not need to vibrate, the impact on the civil engineering foundation is small, and the energy consumption of the equipment is low.

3. The utility model is provided with a plurality of sections of vibration screening units, each vibration screening unit vibrates independently, each section of vibration screening unit has adjustable amplitude, and different requirements of different kinds of materials with different particle sizes on the amplitude are met.

4. The utility model takes the screen box, the machine front chute and the under-screen collecting hopper which do not need vibrating as the sealed box body, and places the screen plate and the vibration exciter in the box body, so that the whole screening operation is carried out in the sealed space, dust generated in the screening process is prevented from polluting the operation environment, and the environment protection requirement is met.

5. The baffle is arranged in the front chute of the machine, and is provided with two discharge ports for guiding materials on the upper layer of screen and materials on the lower layer of screen; the chute before the machine has low manufacturing cost, reasonable design and small occupied space, and meets the use requirement.

Drawings

Fig. 1 is a schematic diagram of the main structure of the present utility model.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a schematic diagram of the structure of each section of vibration unit of the screen plate.

Fig. 4 is a schematic diagram of a single-section vibration unit structure.

Fig. 5 is a schematic view of the structure of the clip 12.

In the figure: 1. a screen box; 2. a vibration exciter; 3. a sieve plate; 3-1, an upper layer sieve plate; 3-2, a lower layer screen plate; 4. a damping spring; 5. a bottom bracket; 6. undersize collection hoppers; 7. a chute in front of the machine; 8. a rubber sealing disk; 9. a motor bracket; 10. a motor; 11. a transmission device; 12. a clamp; 12-1, the upper part of the clamp; 12-2, lower part of the clamp; 12-3, a clamp beam.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

As shown in fig. 1 and fig. 2, a double-layer vibrating screen comprises a screen box 1, wherein the screen box 1 is arranged in a multi-section type continuous manner, the side walls of the screen box 1 are fixedly connected with driving components, the bottoms of motors 10 in a plurality of driving components are connected with motor brackets 9 through bolts, the motor brackets are used for fixing the positions of the driving components so as to prevent the driving components from influencing each other, the driving components comprise the motors 10, a driving end surface of each motor 10 is fixedly connected with a transmission device 11, the end surface of each transmission device 11 is fixedly connected with a vibration exciter 2, and the motor 10 drives the transmission device 11 to rotate so as to drive the vibration exciter 2 inside to rotate, so that the vibration effect is realized;

the bottom fixedly connected with damping spring 4 of vibration exciter 2 for carry out the shock attenuation to whole vibration screening structure, the friction that produces when reducing vibrations, the bottom bolted connection of screen box 1 has sieve bottom collecting hopper 6, the bottom fixedly connected with end bracket 5 of sieve bottom collecting hopper 6, and install and end bracket 5's inside, be used for carrying out the installation fixedly of position to sieve bottom collecting hopper 6 after the screening, conveniently collect the material after the screening, the terminal surface bolted connection of screen box 1 is organic front chute 7, the inside baffle that is equipped with of chute 7 before the machine, and there are two discharge gates, be used for the water conservancy diversion of material on upper screen and the lower floor screen material, make the material when carrying out the screening, it can circulate through the discharge gate, form the effect of water conservancy diversion, the junction of screen box 1 and vibration exciter 2 is provided with rubber seal dish 8, prevent the leakage of dust when inside screening processing, screen box 1, sieve bottom collecting hopper 6, chute 7 before the machine and rubber seal dish 8 constitute totally closed form box, be convenient for carry out the operation in different seal box inside, make whole box alone, the screen plate is not influenced between vibration exciter 2, the screen plate is not made, the vibration exciter is more than 3, vibration exciter 12 is carried out, the vibration exciter is not influenced between the screen plate, the vibration exciter is more than the screen plate is convenient for the vibration absorber is carried out.

As shown in fig. 3-5, the outer wall of the vibration exciter 2 is connected with a clamp 12 through bolts, and is connected with a screen plate 3 in a clamping manner, so that materials in the vibration exciter are screened, the screen plate 3 comprises an upper screen plate 3-1 and a lower screen plate 3-2, the clamp 12 comprises a clamp upper portion 12-1, a clamp lower portion 12-2 and a clamp cross beam 12-3, the upper screen plate 3-1 is fixed above the vibration exciter 2 through the clamp upper portion 12-1 and is used for carrying out pre-screening processing on the materials at the top, and the lower screen plate 3-2 is fixed below the vibration exciter 2 through the clamp lower portion 12-2 and the clamp cross beam 12-3, so that the screen plate 3 can be installed and fixed below the vibration exciter 2 by the clamp 12, and meanwhile, later disassembly and maintenance are convenient.

When the utility model is used, firstly, materials to be screened are put into the screen box 1, then, a plurality of groups of motors 10 are started, the motors drive the vibration exciter 2 to operate through the transmission device 11, and further drive the internal screen plate 3 to vibrate so as to screen the materials, meanwhile, the screening work is positioned in the sealed box, so that dust generated by the screening work can be sealed, the surrounding environment is prevented from being polluted, and the undersize collecting hopper 6 is arranged at the bottom so as to rapidly collect the materials, thereby facilitating the later treatment of the materials.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides a double-deck shale shaker, includes screen box (1), its characterized in that: the screen box (1) is arranged in a multistage type continuously, the side walls of the screen box are fixedly connected with driving assemblies, the driving assemblies comprise motors (10), driving end faces of the motors (10) are fixedly connected with transmission devices (11), and end faces of the transmission devices (11) are fixedly connected with vibration exciters (2);

the utility model discloses a vibration exciter, including sieve box (1), sieve box, sieve plate (2), clamp (12) and block connection are connected with to the outer wall bolted connection of vibration exciter (2) and sieve plate (3), the bottom fixedly connected with damping spring (4) of vibration exciter (2), the bottom bolted connection of sieve box (1) has undersize collecting hopper (6), terminal surface bolted connection of sieve box (1) chute (7) before organic, the junction of sieve box (1) and vibration exciter (2) is provided with rubber seal dish (8).

2. A dual layer vibrating screen as claimed in claim 1, wherein: the bottom of the undersize collecting hopper (6) is fixedly connected with a bottom bracket (5), and is arranged in the bottom bracket (5).

3. A dual layer vibrating screen as claimed in claim 1, wherein: the bottoms of the motors (10) in the driving assemblies are connected with motor brackets (9) through bolts.

4. A dual layer vibrating screen as claimed in claim 1, wherein: the full-closed box body is formed by the screen box (1), the undersize collecting hopper (6), the pre-machine chute (7) and the rubber sealing disc (8), and the vibration exciter (2), the screen plate (3) and the clamping assembly are sealed inside.

5. A dual layer vibrating screen as claimed in claim 1, wherein: the sieve plate (3) comprises an upper layer sieve plate (3-1) and a lower layer sieve plate (3-2), the clamp (12) comprises a clamp upper portion (12-1), a clamp lower portion (12-2) and a clamp cross beam (12-3), the upper layer sieve plate (3-1) is fixed above the vibration exciter (2) through the clamp upper portion (12-1), and the lower layer sieve plate (3-2) is fixed below the vibration exciter (2) through the clamp lower portion (12-2) and the clamp cross beam (12-3).

6. A dual layer vibrating screen as claimed in claim 1, wherein: the inside of the machine front chute (7) is provided with a baffle plate and two discharge holes, and the baffle plate is used for guiding materials on the upper layer screen and materials on the lower layer screen.