CN218872787U - Vibrating screen based on double vibrators - Google Patents

Abstract

The utility model designs a vibrating screen based on double vibrators, which comprises a screen box, a support and a vibrator component; the screen box is arranged on the support, the number of the vibrator assemblies is two, and the two groups of vibrator assemblies are arranged on one side of the screen box at the same time; the support comprises a spring support group, a front support and a rear support, the bottom of the spring support group is fixedly arranged at the top of the front support and the top of the rear support respectively, and the top of the spring support group is fixedly connected with the bottom of the screen box; the front support is arranged at the bottom of the front end of the screen box, and the top of the rear support is arranged at the bottom of the rear end of the screen box; this application realizes through setting up the curb plate in shale shaker both sides that silt on the screen cloth can not drop from the screen cloth both sides, has guaranteed the whole vibration filtration of the silt on the screen cloth, simultaneously, sets up two sets of vibrator subassemblies in sieve case side, realizes promoting the technical effect of shale shaker filterability to the increase of vibration frequency.

Description

Vibrating screen based on double vibrators

Technical Field

The utility model belongs to the shale shaker field, concretely relates to shale shaker based on double vibrator.

Background

As is well known, a vibrating screen is a screening device that uses mechanical or electromagnetic methods to vibrate a screen to screen materials, however, the vibrating screen in the prior art has many defects in the practical use process, mainly the insufficient vibrating force of the vibrating screen and the poor stability of the screen body.

Chinese patent CN208627792U discloses a shale shaker with double-deck vibratory screen, including shale shaker body and screen cloth, the draw-in groove has been seted up to one side of shale shaker body, even roll connection has a plurality of balls on the inside bottom plate of draw-in groove, the inside joint of draw-in groove has the screen cloth, the equal equidistance welding in both sides of screen cloth has a plurality of first fixed plates, the side symmetric welding of screen cloth has two second fixed plates, and the screen cloth passes through the draw-in groove joint in the inside of shale shaker body, realizes the fixed between screen cloth and the shale shaker body through first fixed plate and second fixed plate and shale shaker body spiral connection, when needs are dismantled, only needs loosen first fixed plate and second fixed plate, can dismantle the screen cloth, has realized the easy dismounting's of screen cloth function, conveniently carries out the maintenance and the change of screen cloth, guarantees the screening quality of screen cloth, but it does not set up and shines the face side plate structure, and this can seriously lead to its stability when the screening.

Chinese patent CN212550421U discloses a vibrating screen for river sludge treatment, which comprises a vertical frame, wherein the top of the vertical frame is an inlet, the bottom of the vertical frame is an outlet, a plurality of layers of supporting frames are sequentially arranged from the inlet to the outlet, the supporting frames are provided with screens to form a plurality of layers of screens, a spraying device is arranged at the inlet, and two ends of the supporting frame erected by at least one screen are in transmission connection with a first vibrating component assembled outside the vertical frame; a motor is arranged to provide a vibration source and is in transmission connection with the vertical rack through a transmission shaft. Its separation processing at river silt can play stronger vibratory screening effect, and overall structure is simple and the good reliability, adopts upright structure, has mobility and first vibrating spring and second vibrating spring's setting for the horizontal type and can provide stronger vibration transmission, strengthens the screen cloth then and even holistic vibration effect, but the sieve case structure that its set up is planar structure, and this can lead to leaking of silt when the vibration and the motion leads to the screening result relatively poor too fast.

Therefore, the characteristics of insufficient vibrating force and poor filtering performance of the existing vibrating screen structure become problems to be solved urgently in practical use.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems of insufficient vibrating force and poor filtering performance of the existing vibrating screen structure, the utility model designs a vibrating screen based on double vibrators, so as to increase the vibrating force of the vibrating screen structure and realize higher filtering performance,

a vibrating screen based on double vibrators comprises a screen box, a support and a vibrator assembly; it is characterized in that the preparation method is characterized in that,

the sieve box is arranged on the support;

the number of the vibrator assemblies is two;

the two sets of vibrator assemblies are arranged on one side of the screen box at the same time.

Preferably, the seat comprises a spring support group, a front seat and a rear seat;

the bottom of the spring support group is respectively and fixedly arranged at the tops of the front support and the rear support;

the top of the spring supporting group is fixedly connected with the bottom of the screen box.

Preferably, the front support is arranged at the bottom of the front end of the screen box; the top of the rear support is arranged at the bottom of the rear end of the screen box.

Preferably, the height of the front support is smaller than the height of the rear support.

Preferably, the vibrator further comprises two groups of supporting transmission assemblies, and the supporting transmission assemblies are correspondingly connected with the vibrator assemblies respectively.

Preferably, the support transmission assembly comprises a transmission support and a transmission motor;

the transmission motor is arranged on the transmission device support;

the transmission motor is connected with the vibrator assembly through a belt.

Preferably, the sieve box comprises a sieve frame structure and a sieve surface structure;

the screen surface structure is arranged inside the screen frame structure and is fixedly connected with side plates on two sides of the screen frame structure;

the screen frame structure comprises side plates and cross beams;

the side plates comprise bottom rectangular plates and top isosceles trapezoidal plates;

the bottom rectangular plate is fixedly connected with the top isosceles trapezoidal plate;

the cross beam is arranged between the corresponding bottom rectangular plates, and two ends of the cross beam are fixedly connected with the bottom rectangular plates on two sides respectively.

Preferably, the screen surface structure comprises a drag hook screen and a tension plate fixing piece;

the tensioning plate fixing piece comprises a tensioning plate and a tensioning plate stop block;

the tensioning plate stop block is designed by L-shaped angle steel;

the tensioning plate is of a semicircular steel structure;

the tensioning plate is fixedly covered on the long edge of the rib plate stop block;

the bottom of the tensioning plate is tightly attached to the short edge of the pull rib plate stop block;

the draw hook screen cloth both ends are provided with the crotch, the draw hook screen cloth both ends are connected through the hook of crotch and take-up plate.

Preferably, the screen frame structure further comprises a reinforcing beam disposed between the top isosceles trapezoidal panels.

Preferably, the inner side of the top isosceles trapezoid plate is further provided with an inner reinforcing plate, and the outer side of the top isosceles trapezoid plate is further provided with an outer reinforcing plate.

The application has the advantages and effects as follows:

1. this application is through setting up the curb plate in the shale shaker both sides to set up the curb plate into bottom rectangular plate and top isosceles trapezoid board fixed connection, can realize that the silt on the screen cloth can not drop from the screen cloth both sides, and then guaranteed that the silt on the screen cloth can realize whole vibration filtration, finally realize promoting the technological effect of shale shaker filterability.

2. This application realizes the increase to vibration frequency through set up two sets of vibrator subassemblies in sieve case side, finally realizes the technological effect of powerful screening.

3. The application designs a bevel vibrating screen frame face structure is through sifting surface and reel structure fixed connection to through the support of taut board mounting and sifting surface supporting muscle, and then realize the stability of sifting surface and reel structure.

The foregoing description is only an overview of the technical solutions of the present application, so that the technical means of the present application can be clearly understood, and the present application can be implemented according to the content of the description, and the foregoing and other objects, features, and advantages of the present application can be more clearly understood.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a front view of a basic design of a dual shaker-based shaker as provided herein;

FIG. 2 is a screen frame structure diagram of a dual vibrator based shaker herein provided;

FIG. 3 is a screen surface structure view of a dual shaker based shaker as provided herein;

reference numerals: 1. a spring support set; 2. a front support; 3. a rear support; 4. a screen box; 5. a transmission support; 6. a drive motor; 7. a vibrator assembly; 8. a bottom rectangular plate; 9. a top isosceles trapezoidal plate; 10. a cross beam; 11. pulling the hook screen; 12. tensioning the plate; 13. a tension plate stop block; 14. and (4) hooking.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "the embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrase "one embodiment" or "the present embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

Example 1

The present embodiment mainly introduces a basic design of a vibrating screen based on a dual vibrator, and please refer to fig. 1 for specific design.

A vibrating screen based on double vibrators comprises a screen box 4, a support and a vibrator assembly 7; it is characterized in that the preparation method is characterized in that,

the screen box 4 is arranged on the support;

the number of the vibrator assemblies 7 is two;

the two sets of vibrator assemblies 7 are simultaneously arranged on one side of the sieve box 4.

Further, the support comprises a spring support group 1, a front support 2 and a rear support 3;

the bottom of the spring support group 1 is respectively and fixedly arranged at the top of the front support 2 and the rear support 3;

the top of the spring support group 1 is fixedly connected with the bottom of the screen box 4; at this time, the spring support group can give a vibrating floating support force to the screen box.

Further, the front support 2 is arranged at the bottom of the front end of the screen box 4; the top of the rear support 3 is arranged at the bottom of the rear end of the screen box 4;

further, the height of the front support 2 is smaller than that of the rear support 3. Therefore, the whole screen box can be in an inclined state, and the silt can slide down and pass through the screen surface structure conveniently.

Furthermore, the vibrating screen structure further comprises two groups of supporting transmission assemblies, wherein the number of the supporting transmission assemblies is two, the supporting transmission assemblies are respectively connected with the vibrator assemblies 7 correspondingly, and specifically, one group of supporting transmission assemblies is connected with one group of vibrator assemblies; the other set of support transmission assemblies is connected with the other set of vibrator assemblies, and the two are synchronously connected.

Further, the supporting transmission assembly comprises a transmission support 5 and a transmission motor 6;

the transmission motor 6 is arranged on the transmission device support 5;

the transmission motor 6 is connected with the vibrator assembly 7 through a belt.

Further, the screen box 4 includes a screen frame structure and a screen surface structure, and please refer to fig. 2 and fig. 3 for specific design;

the screen surface structure is arranged inside the screen frame structure and is fixedly connected with side plates on two sides of the screen frame structure;

the screen frame structure comprises side plates and cross beams 10;

the side plates comprise a bottom rectangular plate 8 and a top isosceles trapezoidal plate 9;

the bottom rectangular plate 8 is fixedly connected with the top isosceles trapezoid plate 9;

the cross beam 10 is arranged between the corresponding bottom rectangular plates 8, and two ends of the cross beam 10 are fixedly connected with the bottom rectangular plates 8 on two sides respectively.

Furthermore, the screen surface structure comprises a drag hook screen mesh 11 and a tension plate 12 fixing piece;

the tensioning plate 12 fixing part comprises a tensioning plate 12 and a tensioning plate stopper 13;

the tensioning plate stop block 13 is designed by L-shaped angle steel;

the tensioning plate 12 is of a semicircular steel structure;

the tensioning plate 12 is fixedly covered on the long edge of the stay plate stop block;

the bottom of the tensioning plate 12 is tightly attached to the short edge of the pull rib plate stop block;

hook 14 is arranged at two ends of the drag hook screen mesh 11, and the two ends of the drag hook screen mesh 11 are connected with the tensioning plate 12 through the hooking of the hook 14.

Further, the screen frame structure further comprises a reinforcing beam, and the reinforcing beam is arranged between the top isosceles trapezoid plates 9.

Further, the inside of the top isosceles trapezoid-shaped plate 9 is also provided with an inner reinforcing plate, and the outside of the top isosceles trapezoid-shaped plate 9 is also provided with an outer reinforcing plate.

This application is through setting up the curb plate in the shale shaker both sides to set up the curb plate into bottom rectangular plate and top isosceles trapezoid board fixed connection, can realize that the silt on the screen cloth can not drop from the screen cloth both sides, and then guaranteed that the silt on the screen cloth can realize whole vibration filtration, finally realize promoting the technological effect of shale shaker filterability.

This application realizes the increase to vibration frequency through set up two sets of vibrator subassemblies in sieve case side, finally realizes the technological effect of powerful screening.

The application designs a bevel vibrating screen frame face structure is through sifting surface and reel structure fixed connection to through the support of taut board mounting and sifting surface supporting muscle, and then realize the stability of sifting surface and reel structure.

Example 2

Based on the above embodiment 1, the present embodiment mainly introduces an operation principle of a vibrating screen based on a dual vibrator.

The circular shale shaker of this application design is biax piece eccentric vibration exciter, and the vibration of bi-motor, synchronous drive forced synchronization mode drive sieve machine adopts bi-motor to come the drive to be located the main shaft of dual-vibrator, thereby the main shaft drives eccentric block and produces exciting force after rotatory and push away the material to the discharge end from the pan feeding end of sieve machine, sieves the material here simultaneously.

Wherein, the amplitude is adjusted by increasing or decreasing the balancing weight, and can be adjusted between 6mm and 10 mm; the frequency can be adjusted by changing the size of the belt pulley, and the frequency can be adjusted to 800, 850 and 900 according to the size of the belt pulley, and is matched with 850rpm; the inclination angle can be adjusted between 15 degrees and 35 degrees, 18 degrees are recommended under the general condition, the height of the front support can be reduced when the inclination angle is increased, and the rear support is unchanged; or the height of the front support is unchanged, and the height of the rear support is increased; the front support can be lowered and the rear support can be raised at the same time, and the specific adjusting method is determined according to the site; the method of decreasing the inclination angle is opposite to the method of increasing the inclination angle.

The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. All changes, modifications, substitutions, integrations and parameter changes to the embodiments, which are within the spirit and principle of the invention, can be made by conventional substitution or can realize the same function without departing from the principle and spirit of the invention, and all fall into the protection scope of the invention.

Claims (8)

1. A double vibrator based vibrating screen comprising a screen box (4), a support and a vibrator assembly (7); the sieve box is characterized in that the sieve box (4) is arranged on the support;

the number of the vibrator assemblies (7) is two;

the two groups of vibrator assemblies (7) are arranged on one side of the screen box (4) at the same time;

the screen box (4) comprises a screen frame structure and a screen surface structure;

the screen surface structure is arranged in the screen frame structure and is fixedly connected with side plates on two sides of the screen frame structure;

the screen frame structure comprises side plates and a cross beam (10);

the side plates comprise a bottom rectangular plate (8) and a top isosceles trapezoidal plate (9);

the bottom rectangular plate (8) is fixedly connected with the top isosceles trapezoidal plate (9);

the cross beams (10) are arranged between the corresponding bottom rectangular plates (8), and two ends of each cross beam (10) are fixedly connected with the bottom rectangular plates (8) on two sides respectively;

the screen surface structure comprises a drag hook screen (11) and a tightening plate (12) fixing piece;

the tensioning plate (12) fixing piece comprises a tensioning plate (12) and a tensioning plate stop block (13);

the tensioning plate stop block (13) is designed to be L-shaped angle steel;

the tensioning plate (12) is of a semicircular steel structure;

the tensioning plate (12) is fixedly covered on the long edge of the rib plate stop block;

the bottom of the tensioning plate (12) is tightly attached to the short side of the stop block of the pull rib plate;

hook (14) are arranged at two ends of the drag hook screen (11), and two ends of the drag hook screen (11) are connected with the tensioning plate (12) through the hook (14).

2. A dual vibrator based shaker screen according to claim 1, characterized in that the carriers comprise a spring support group (1), a front carrier (2) and a rear carrier (3);

the bottom of the spring support group (1) is respectively and fixedly arranged at the tops of the front support (2) and the rear support (3);

the top of the spring support group (1) is fixedly connected with the bottom of the screen box (4).

3. A dual vibrator based vibrating screen according to claim 2, characterized in that the front carrier (2) is arranged at the bottom of the front end of the screen box (4); the top of the rear support (3) is arranged at the bottom of the rear end of the screen box (4).

4. A double shaker based vibrating screen as claimed in any one of claims 2 or 3, characterised in that the height of the front mount (2) is smaller than the height of the rear mount (3).

5. A vibrating screen based on double vibrators as claimed in any one of claims 1 or 2, characterized in that it further comprises two groups of supporting transmission assemblies, which are respectively connected with vibrator assemblies (7) correspondingly.

6. A dual vibrator based shaker as claimed in claim 5, characterized in that the supporting and transmission assembly comprises a transmission support (5) and a transmission motor (6);

the transmission motor (6) is arranged on the transmission device support (5);

the transmission motor (6) is connected with the vibrator component (7) through a belt.

7. A double shaker vibrating screen as claimed in claim 1, characterised in that the screen frame structure further comprises a reinforcing beam arranged between the top isosceles trapezoidal plates (9).

8. A double vibrator based vibrating screen according to claim 1, characterized in that the inside of the top isosceles trapezoidal shaped plate (9) is further provided with an inner reinforcing plate, and the outside of the top isosceles trapezoidal shaped plate (9) is further provided with an outer reinforcing plate.

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