CN217017367U - Vibrating screen convenient to unloading - Google Patents

Abstract

The utility model discloses a vibrating screen convenient for blanking, which relates to the technical field of vibrating screens and comprises a fixed seat, wherein the upper end of the inner surface of the fixed seat is fixedly connected with a vibrating frame, the left surface and the right surface of the fixed seat are respectively and fixedly connected with two groups of motors, and output shafts of the two groups of motors are provided with a pressing device. This shale shaker convenient to unloading is provided with and pushes down the device, when needs sieve the unloading through the shale shaker to the material, need open the motor, the output shaft of motor can drive the fixed axle rotation this moment, can drive half-tooth gear rotatory when the fixed axle is rotatory, because the internal surface both ends of arc piece all are provided with can with the tooth of half-tooth gear engaged with, therefore half-tooth gear can drive the whole reciprocating motion who constantly is vertical direction of arc piece, the arc piece at fixing base both ends can drive the screen cloth and constantly use the pivot to prescribe a limit to the rotation of angle as rotation center this moment, thereby make the top material can be in the upset of screen cloth unloading sooner.

Description

Vibrating screen convenient to unloading

Technical Field

The utility model relates to the technical field of vibrating screens, in particular to a vibrating screen convenient for blanking.

Background

The vibrating screen operates by utilizing the reciprocating rotary type vibration generated by the vibration of the vibrator. The upper rotary heavy hammer of the vibrator makes the screen surface generate plane rotary vibration, the lower rotary heavy hammer makes the screen surface generate conical surface rotary vibration, and the combined effect makes the screen surface generate re-rotary vibration. The vibration locus is a complex space curve. The curve is projected as a circle in the horizontal plane and as an ellipse in the vertical plane.

Through the retrieval, utility model patent that publication number is CN209999528U discloses an unloading shale shaker, and the steel wire net vibration of the first rubber slab that the device type set up can avoid the shale shaker vibration in-process phenomenon of skidding, still can protect the sealing performance between steel wire net and the reel simultaneously.

The above device has the following disadvantages: the device fixes the position of the vibrating screen while ensuring the sealing performance of the vibrating screen, so that the vibrating screen can only vibrate within a limited range, the falling speed of the material is slow when the device screens the material, and the material is easy to block a screen during blanking.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the vibrating screen convenient for blanking, and solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a shale shaker convenient to unloading, includes the fixing base, the internal surface upper end fixedly connected with vibrations frame of fixing base, the left and right sides surface of fixing base is two sets of motors of fixedly connected with respectively, and is two sets of thereby the output shaft department of motor is provided with and drives the constantly swing of screen cloth and accelerate the device that pushes down of unloading speed, the internal surface fixed connection of fixing base has the pivot.

Preferably, the outer surface of the rotating shaft is rotatably connected with a screen, and the lower surface of the screen is fixedly connected with a return spring.

Preferably, one end of the return spring, which is far away from the screen mesh, is fixedly connected with a fixed seat, and a feed opening is formed in the lower surface of the fixed seat.

Preferably, the inner surface of the fixing seat is fixedly connected with an arc-shaped groove, and the arc surface of the arc-shaped groove is connected with a screen in a sliding manner.

Preferably, the pressing device comprises an arc-shaped block, a half-tooth gear is meshed with the inner surface of the arc-shaped block, a fixed shaft is fixedly connected to the inner surface of the half-tooth gear, and the end, far away from the half-tooth gear, of the fixed shaft is fixedly connected with an output shaft of a motor.

Preferably, the side surface of the arc-shaped block is fixedly connected with a convex block, the outer surface of the convex block is contacted with a fixed rod, and one end of the fixed rod, far away from the convex block, is fixedly connected with a vibration frame.

(III) advantageous effects

The utility model provides a vibrating screen convenient for blanking. The method has the following beneficial effects:

(1) this shale shaker convenient to unloading is provided with and pushes down the device, when needs sieve the unloading to the material through the shale shaker, need open the motor, the output shaft of motor can drive the fixed axle rotation this moment, can drive half-tooth gear rotatory when the fixed axle is rotatory, because the internal surface both ends of arc piece all are provided with can with the tooth of half-tooth gear engaged with, consequently half-tooth gear can drive the whole reciprocating motion who constantly is vertical direction of arc piece, the arc piece at fixing base both ends can drive the screen cloth and constantly use the pivot to carry out the rotation of injecing the angle as rotation center this moment, thereby make the top material can be in the upset of screen cloth unloading faster.

(2) This shale shaker convenient to unloading is provided with the vibrations frame, because the vibrations frame is close to the one side fixedly connected with dead lever of arc piece, consequently can make the lug constantly extrude the dead lever when the arc piece constantly reciprocates to make the arc piece constantly take place vibrations in moving, can make the screen cloth constantly produce less vibrations in the rotation in the continuous vibrations of arc piece, thereby play the promotion effect of certain degree to the whereabouts of material.

Drawings

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

FIG. 2 is a schematic structural view of a cross section of the present invention;

fig. 3 is a schematic structural diagram of the pressing device of the present invention.

In the figure: 1. a fixed seat; 2. a pressing device; 3. screening a screen; 4. a vibration frame; 5. a motor; 6. a rotating shaft; 7. a return spring; 8. an arc-shaped slot; 9. a feed opening; 201. a fixing rod; 202. an arc-shaped block; 203. a fixed shaft; 204. a half-tooth gear; 205. and (6) a bump.

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. 1-3, the present invention provides a technical solution: a vibrating screen convenient for blanking comprises a fixed seat 1, wherein the upper end of the inner surface of the fixed seat 1 is fixedly connected with a vibrating frame 4, the left surface and the right surface of the fixed seat 1 are respectively and fixedly connected with two groups of motors 5, and the two groups of motors 5 are connected through cables, so that the two motors 5 can be simultaneously opened and closed, and simultaneously, the angle deviation between the output shafts of the two groups of motors 5 is always 180 degrees, therefore, when one side motor 5 drives an arc block 202 to ascend through a half-tooth gear 204, the other side motor 5 can drive the arc block 202 to descend, the output shafts of the two groups of motors 5 are provided with a pressing device 2 capable of driving a screen 3 to continuously swing so as to accelerate the blanking speed, the inner surface of the fixed seat 1 is fixedly connected with a rotating shaft 6, the outer surface of the rotating shaft 6 is rotatably connected with the screen 3, the side surface of the screen 3 is set to be a cambered surface, so that the screen 3 can always fit with the cambered surface of an arc-shaped groove 8 during rotation, thereby preventing the leakage of the materials, the lower surface of the screen cloth 3 is fixedly connected with a return spring 7, the return spring 7 can limit the rotation angle of the screen cloth 3, and provides a certain support for the sieve, one end of the reset spring 7 far away from the sieve 3 is fixedly connected with a fixed seat 1, the lower surface of the fixed seat 1 is provided with a feed opening 9, the inner surface of the fixed seat 1 is fixedly connected with an arc-shaped groove 8, the arc surface of the arc-shaped groove 8 is connected with the sieve 3 in a sliding way, the vibrating screen convenient for blanking is provided with a vibrating frame 4, because one surface of the vibrating frame 4 close to an arc-shaped block 202 is fixedly connected with a fixed rod 201, therefore, the convex block 205 can continuously press the fixing rod 201 when the arc block 202 continuously moves up and down, so that the arc block 202 continuously vibrates in the movement, the continuous vibration of the arc-shaped block 202 can make the screen cloth 3 continuously generate smaller vibration in the rotation, thereby promoting the falling of the materials to a certain degree.

In this embodiment, the pressing device 2 includes an arc block 202, the lower surface of the arc block 202 is set to be an arc surface, thereby preventing the arc block 202 from colliding with the screen 3 to cause damage, and the inner surface is provided with a plurality of sets of teeth capable of meshing with the half-tooth gear 204, the inner surface of the arc block 202 is meshed with the half-tooth gear 204, the half-tooth gear 204 is only provided with half teeth, therefore, when meshing with the two sides of the inner surface of the arc block 202, the arc block 202 is driven to ascend and descend respectively, the inner surface of the half-tooth gear 204 is fixedly connected with a fixing shaft 203, one end of the fixing shaft 203 far away from the half-tooth gear 204 is fixedly connected with an output shaft of a motor 5, the side surface of the arc block 202 is fixedly connected with a bump 205, the outer surface of the bump 205 is set to be an arc surface, and the bump 205 is made of an elastic rubber material, therefore, when the bump 205 is squeezed, the arc block 202 is driven to vibrate integrally, the outer surface of the bump 205 is contacted with the fixing rod 201, the one end fixedly connected with vibrations frame 4 of lug 205 is kept away from to dead lever 201, this shale shaker convenient to unloading is provided with push down device 2, when needs sieve the unloading to the material through the shale shaker, need open motor 5, motor 5's output shaft can drive fixed axle 203 rotatory this moment, can drive half-tooth gear 204 rotatory when fixed axle 203 is rotatory, because the internal surface both ends of arc piece 202 all are provided with can with the tooth of half-tooth gear 204 engaged with, consequently half-tooth gear 204 can drive the whole reciprocating motion who constantly is vertical direction of arc piece 202, the arc piece 202 at fixing base 1 both ends can drive the rotation that screen cloth 3 constantly used pivot 6 to prescribe a limit to the angle this moment, thereby make the top material can be more fast unloading in the upset of screen cloth 3.

When the electric bicycle works (or is used), the motor 5 needs to be turned on, at the moment, the output shaft of the motor 5 can drive the fixed shaft 203 to rotate, when the fixed shaft 203 rotates, the half-tooth gear 204 can be driven to rotate, since both ends of the inner surface of the arc-shaped block 202 are provided with teeth that can mesh with the half-tooth gear 204, therefore, the half-tooth gear 204 will drive the arc block 202 to make reciprocating motion in vertical direction continuously, at this time, the arc blocks 202 at the two ends of the fixed seat 1 will drive the screen 3 to rotate in limited angle continuously with the rotating shaft 6 as the rotating center, meanwhile, as the fixed rod 201 is fixedly connected to one side of the vibration frame 4 close to the arc-shaped block 202, therefore, the convex block 205 can continuously press the fixing rod 201 when the arc block 202 continuously moves up and down, so that the arc block 202 continuously vibrates in the movement, the constant vibration of the arc-shaped block 202 causes the screen cloth 3 to continuously generate smaller vibration in rotation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a shale shaker convenient to unloading, includes fixing base (1), its characterized in that: the utility model discloses a blanking machine, including fixing base (1), the internal surface upper end fixedly connected with vibrations frame (4) of fixing base (1), the left and right sides surface difference fixedly connected with two sets of motors (5) of fixing base (1), it is two sets of thereby the output shaft department of motor (5) is provided with and drives screen cloth (3) and constantly swing and accelerate the push down device (2) of unloading speed, the internal surface fixedly connected with pivot (6) of fixing base (1).

2. The vibrating screen convenient for blanking as claimed in claim 1, wherein: the surface of pivot (6) rotates and is connected with screen cloth (3), the lower fixed surface of screen cloth (3) is connected with reset spring (7).

3. The vibrating screen convenient for blanking as claimed in claim 2, wherein: reset spring (7) keep away from one end fixedly connected with fixing base (1) of screen cloth (3), feed opening (9) have been seted up to the lower surface of fixing base (1).

4. The vibrating screen convenient for blanking as claimed in claim 3, wherein: the inner surface of the fixing seat (1) is fixedly connected with an arc-shaped groove (8), and the arc surface of the arc-shaped groove (8) is connected with a screen (3) in a sliding mode.

5. The vibrating screen convenient for blanking of claim 1, wherein: the pressing device (2) comprises an arc-shaped block (202), a half-tooth gear (204) is meshed with the inner surface of the arc-shaped block (202), a fixed shaft (203) is fixedly connected to the inner surface of the half-tooth gear (204), and an output shaft of a motor (5) is fixedly connected to one end, far away from the half-tooth gear (204), of the fixed shaft (203).

6. The vibrating screen convenient for blanking as claimed in claim 5, wherein: the side surface of the arc-shaped block (202) is fixedly connected with a bump (205), the outer surface of the bump (205) is contacted with a fixing rod (201), and one end, far away from the bump (205), of the fixing rod (201) is fixedly connected with a vibration frame (4).

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