CN212468756U - Static fully-sealed circular vibrating screen - Google Patents

Abstract

The utility model relates to a static totally enclosed circle sieve that shakes. The full-sealed type sieve box is characterized by comprising a full-sealed type sieve box, wherein a sealing cover is arranged at the top of the full-sealed type sieve box, and the bottom of the full-sealed type sieve box is connected with a bracket assembly; the bracket assembly is connected with the vibration screening unit arranged in the fully-sealed screening box through the spring support unit. The dust-free dust.

Description

Static fully-sealed circular vibrating screen

Technical Field

The utility model relates to a circle shakes and sieves technical field, especially relates to a static totally enclosed circle shakes and sieves.

Background

At present, the circular vibrating screen is widely applied to various industries, is mainly suitable for screening more powdery and dry materials, is serious in dust pollution in the screening process based on the circular vibrating screen, and is greatly limited in use along with the improvement of environmental protection requirements. Many enterprises have carried out structural transformation to the circular vibrating screen in order to reduce dust pollution in the screening process, and the transformation is mostly in a dynamic sealing mode and mainly comprises the following structures: the bottom support assembly at the lower part of the circular vibrating screen and the sealing cover at the upper part do not vibrate, the screen box at the middle part vibrates, a sealing cover is additionally arranged at a gap between the bottom support assembly and the sealing cover in the vibrating process of the screen box, and when a large amount of dust is gushed out from the gap, the sealing cover blocks the dust; the mode can reduce the gushing of dust, but can not completely prevent the gushing of dust, and especially after long-time work, the periphery of the circular vibrating screen still contains a large amount of dust, so that the environment is polluted, and the physical health of field workers is seriously threatened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that exists among the prior art, and provide a simple structure, reasonable in design, can realize that screening in-process dust does not have the leakage, sealed effectual, overhaul convenient, to the environment friendly static totally enclosed formula circle sieve that shakes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a static fully-sealed circular vibrating screen comprises a fully-sealed screen box, wherein a sealing cover is arranged at the top of the fully-sealed screen box, and the bottom of the fully-sealed screen box is connected with a bracket assembly; the bracket assembly is connected with the vibration screening unit arranged in the fully-sealed screening box through the spring support unit.

Preferably, four corners of the bracket assembly are respectively connected with the screen plates in the vibrating screening unit through the corresponding spring bracket units.

Preferably, the spring support unit comprises a lower support connected with the bracket assembly and an upper support connected with the vibratory screening unit, and a spring is arranged between the lower support and the upper support.

Preferably, two springs are independently arranged between the lower bracket and the upper bracket side by side.

Preferably, a spring access door is arranged at the fully-sealed type screen box corresponding to the spring.

Preferably, the vibrating screening unit comprises a screen plate unit and a vibration exciter which are arranged on a screen core; the screen plate unit at least comprises a group of screen plates.

Preferably, the vibration exciter is arranged inside the fully-sealed type screen box and is connected with the hole of the fully-sealed type screen box through a rubber ring, and the shaft of the vibration exciter is connected with the motor support through a coupler.

Preferably, the rubber ring is a damping rubber sealing ring, and the outer side of the damping rubber sealing ring is connected with the fully-sealed type screen box through a bolt.

Preferably, one side of the top of the fully-sealed type screen box is provided with a feed inlet, and the end part of the other side of the fully-sealed type screen box is provided with a plurality of screened material outlets.

Preferably, the fully sealed sieve box, the sealing cover and the bracket are integrated into a whole structure.

The utility model has the advantages of simple structure, reasonable in design, can realize that screening in-process dust does not have to leak, sealed effectual, overhaul convenient, friendly to the environment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic external structural view of the present invention;

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

fig. 4 is a position relation diagram of the vibration exciter and the rubber ring of the present invention.

In the figure: 1. a fully sealed sieve box; 2. a sealing cover; 3. a screen core; 4. a spring access door; 5. a spring; 6. a vibration exciter; 7. a bracket assembly; 8. a motor; 9. a motor bracket; 10. a rubber ring; 11. a sieve plate; 12. a lower bracket; 13. an upper bracket; 14. a coupler; 15. a feed inlet; 16. and a material screening outlet.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a static fully-sealed circular vibrating screen comprises a fully-sealed screen box 1, wherein a sealing cover 2 is arranged at the top of the fully-sealed screen box 1, and the bottom of the fully-sealed screen box 1 is connected with a bracket assembly 7; the bracket assembly 7 is connected with a vibration screening unit arranged inside the fully-sealed type screen box 1 through a spring bracket unit. The utility model discloses a sealed lid 2 and bracket assembly 7 that link to each other with totally enclosed sieve case 1, the vibration screening unit in the totally enclosed sieve case 1 links to each other with bracket assembly 7, make totally enclosed sieve case 1, sealed lid 2 and bracket assembly 7 constitute a seal structure, and this structure does not vibrate in the in-process of operation, in order to realize the form of static seal in the process of screening, the vibration screening unit links to each other with bracket assembly 7 through the spring bracket unit simultaneously, make the vibration screening unit can realize screening and bracket assembly 7 do not take place the characteristics of vibration; preferably, the sealing cover 2 is provided with an access door, and when the circular vibrating screen breaks down, the circular vibrating screen enters the fully-sealed screen box 1 through the access door for maintenance and overhaul, so that the purpose of static full sealing can be achieved, and convenience is brought to overhaul.

Furthermore, the four corners of the bracket assembly 7 are respectively connected with the sieve plates 11 in the vibrating sieving unit through the corresponding spring bracket units. The main purpose of the above structure is to be able to keep the vibrating screening unit stable.

Further, the spring bracket unit comprises a lower bracket 12 connected to the carrier assembly 7, an upper bracket 13 connected to the vibratory screening unit, and a spring 5 arranged between the lower bracket 12 and the upper bracket 13. The damping of the vibrating screen unit can be achieved by providing a spring 5.

Further, two springs 5 are independently arranged between the lower bracket 12 and the upper bracket 13 side by side. Not only can realize good shock attenuation effect, can also make the circle shake sieve and continue work to suitable opportunity and overhaul the maintenance when a spring 5 breaks down.

Further, a spring access door 4 is arranged at the fully-sealed type screen box 1 corresponding to the spring 5. The maintenance and installation of the spring 5 are facilitated by the arrangement of the spring access door 4.

Further, the vibrating screening unit comprises a screen plate unit and a vibration exciter 6 which are arranged on the screen core 3; the screen deck unit comprises at least one set of screen decks 11. The utility model discloses in sieve 11 can be a plurality of, need the foundation actual conditions to dispose.

Further, the vibration exciter 6 is arranged inside the fully sealed type screen box 1, and is connected with the hole of the fully sealed type screen box 1 through a rubber ring 10, and the shaft of the vibration exciter 6 is connected with the motor 8 with the motor bracket 9 through a coupler 14. The coupler 14 and the motor 8 can be arranged outside the fully-sealed type sieve box 1 by arranging the rubber ring 10 (dust greatly affects the service life of the coupler 14 and the motor 8, and the requirement on the motor 8 is also too high at the same time), and the rubber ring 10 in the utility model is mainly used for sealing and shock absorption; particularly, the vibration absorption can prevent the fully-sealed type sieve box 1 from shaking, and the use safety of related equipment is ensured; the sealing can prevent dust from escaping.

Further, the rubber ring 10 is a damping rubber sealing ring, and the outer side of the damping rubber sealing ring is connected with the fully-sealed type sieve box 1 through a bolt.

Furthermore, a feed inlet 15 is arranged on one side of the top of the fully-sealed type screen box 1, and a plurality of screened material outlets 16 are arranged at the end part of the other side of the fully-sealed type screen box 1.

Further, the fully sealed type sieve box 1, the sealing cover 2 and the bracket assembly 7 are of an integrated structure.

The utility model provides a can realize static totally enclosed circle sieve that shakes under screening operating condition, this circle sieve that shakes is at the in-process of work, and totally enclosed sieve case 1, sealed lid 2 and bracket assembly 7 do not take place vibrations, and is seal status, and the vibration screening unit takes place to vibrate in totally enclosed sieve case 1 and realizes the shock attenuation through the vibration screening unit, the utility model discloses in order to reduce the acquisition cost of equipment and prolong the life of coupler 14 and motor 8, set up coupler 14 and motor 8 in the outside of totally enclosed sieve case 1, motor 8 drives the vibration exciter 6 in the vibration screening unit through coupler 14 and produces the vibration when screening the operation, in order to avoid the in-process that vibrates to take place the dust and reveal, consequently be provided with between vibration exciter 6 and totally enclosed sieve case 1 and be used for the shock attenuation and sealed rubber circle 10; when the utility model is used, the motor 8 is started, the motor 8 generates exciting force through the coupler 14 and the vibration exciter 6, the sieve plate 11 is enabled to do circular motion under the damping action of the spring 5, meanwhile, materials enter the sieve plate 11 from the feeding hole 15 for sieving, and the sieved materials are discharged from the sieving material outlet 16; in the working process, the fully-sealed type sieve box 1, the sealing cover 2 and the bracket assembly 7 do not vibrate and are in a sealing state, and the rubber ring 10 simultaneously ensures that dust is not leaked, so that the purpose of meeting the environmental protection requirement of the utility model is achieved; the top of the sealing cover 2 in the utility model is provided with a dust removing device, when dust appears in the fully sealed sieve box 1, the corresponding dust removing device is opened in time; when the maintenance is needed, the maintenance can be carried out through the maintenance door arranged on the sealing cover 2; when the spring 5 is in failure, the spring 5 can be replaced or maintained through the spring access door 4; preferably, the access door and the spring access door 4 are provided with sealing strips for preventing dust in the fully sealed sieve box 1 from leaking. The dust-free screening device has the characteristics of no dust leakage, good sealing effect, convenience in maintenance and environmental friendliness in the screening process.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. A static fully-sealed circular vibrating screen is characterized by comprising a fully-sealed screen box (1), wherein a sealing cover (2) is arranged at the top of the fully-sealed screen box (1), and the bottom of the fully-sealed screen box (1) is connected with a bracket assembly (7); the bracket assembly (7) is connected with a vibration screening unit arranged inside the fully-sealed type screen box (1) through a spring support unit.

2. A static fully sealed circular vibrating screen according to claim 1, characterised in that the four corners of the carrier assembly (7) are connected to the screen plate (11) of the vibrating screen unit by means of respective spring bracket units.

3. A static fully sealed circular vibrating screen according to claim 1, characterised in that the spring support unit comprises a lower support (12) connected to the carrier assembly (7), an upper support (13) connected to the vibrating screen unit, and a spring (5) is provided between the lower support (12) and the upper support (13).

4. A static fully sealed circular vibrating screen according to claim 3, characterised in that two springs (5) are arranged side by side between the lower support (12) and the upper support (13) independently.

5. A static fully sealed circular vibrating screen according to claim 3 or 4, characterized in that a spring access door (4) is arranged at the fully sealed screen box (1) corresponding to the spring (5).

6. A static fully sealed circular vibrating screen according to claim 1, characterised in that the vibrating screen unit comprises a screen plate unit and an exciter (6) mounted on a screen core (3); the screen plate unit at least comprises a group of screen plates (11).

7. A static fully sealed circular vibrating screen according to claim 6, characterised in that the exciter (6) is arranged inside the fully sealed screen box (1) and is connected to the hole of the fully sealed screen box (1) by a rubber ring (10), and the shaft of the exciter (6) is connected to the motor (8) with the motor support (9) by a coupler (14).

8. A static fully sealed circular vibrating screen according to claim 7, characterised in that the rubber ring (10) is a damping rubber sealing ring, and the outer side of the damping rubber sealing ring is connected with the fully sealed screen box (1) through bolts.

9. A static fully sealed circular vibrating screen according to claim 1, characterized in that the top of the fully sealed screen box (1) is provided with a feed inlet (15) on one side and the other side of the fully sealed screen box (1) is provided with a plurality of screened material outlets (16) at the end.

10. A static fully sealed circular vibrating screen according to claim 1, characterised in that the fully sealed screen box (1), the sealing cover (2) and the carrier assembly (7) are of an integral structure.

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