CN209886175U

CN209886175U - Shale shaker otter board convenient to change and maintain

Info

Publication number: CN209886175U
Application number: CN201920304032.9U
Authority: CN
Inventors: 韩磊; 吴学勇
Original assignee: Desert Tianjin Vibrator Manufacturing Co Ltd
Current assignee: Desert Tianjin Vibrator Manufacturing Co Ltd
Priority date: 2019-03-11
Filing date: 2019-03-11
Publication date: 2020-01-03
Anticipated expiration: 2029-03-11

Abstract

The utility model provides a vibrating screen plate convenient for replacement and maintenance, which comprises a screen plate, a screen frame, a screen mesh, a support plate, an ultrasonic screening system, a short shaft, a support angle iron, a screen mesh press plate, a baffle plate, a T-shaped head bolt and a nut, wherein the screen frame is fixed between the screen plate and the screen mesh; the supporting angle iron is arranged at the lower part of the screen; the screen pressing plate is arranged on the upper part of the screen; the striker plate is arranged on the screen mesh pressing plate; the T-shaped head bolt is fixed between the support angle iron and the screen mesh pressing plate, and the nut is in threaded fit with the T-shaped head bolt; the ultrasonic screening system is fixed at two ends of the screen through the short shaft and is supported by the supporting plates, and damage to objects is reduced through the T-shaped head bolt fastener, so that the T-shaped head bolt is prevented from loosening and falling off after being rotated due to vibration of the vibrating screen in the working process of the vibrating screen, and the safety performance of the device is improved.

Description

Shale shaker otter board convenient to change and maintain

Technical Field

The utility model belongs to the shale shaker otter board field especially relates to a shale shaker otter board convenient to change and maintain.

Background

The vibrating screen works by utilizing reciprocating rotary vibration generated by vibrator excitation, 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, the screen surface generates complex rotary vibration by the combined action effect, the vibration track is a complex space curve, the projection of the curve on the horizontal plane is a circle, the projection on the vertical plane is an ellipse, the amplitude can be changed by adjusting the excitation force of the upper rotary heavy hammer and the lower rotary heavy hammer, and the curve shape of the motion track of the screen surface and the motion track of materials on the screen surface can be changed by adjusting the space phase angle of the upper heavy hammer and the lower heavy hammer.

Chinese patent publication No. CN 203235683U, title of invention creation the utility model discloses a vibrating screen, this vibrating screen includes: rectangle sieve, sieve surface distribution have the sieve mesh, and the aperture size of sieve surface sieve mesh reduces from the one end to the other end of sieve gradually, the utility model discloses a vibrating screen, simple structure, the screening effect is obvious, the clearance of being convenient for, when improving its practical life, has reduced manufacturing cost. The existing device has the problems that materials are easily clamped on sieve pores, sieve plates with serious abrasion cannot be replaced, the safety performance of equipment is not high, and the production efficiency is low.

Therefore, it is necessary to provide a vibrating screen plate which is convenient to replace and maintain.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a shale shaker otter board convenient to change and maintain to solve the easy card of current device material in the condition of sieve mesh, can not change the more serious sieve of wearing and tearing, the security performance of equipment is not high, problem that production efficiency hangs down. A vibrating screen plate convenient to replace and maintain comprises a screen plate, a screen frame, a screen mesh, a supporting plate, an ultrasonic screening system, a short shaft, supporting angle iron, a screen mesh pressing plate, a material baffle plate, a T-shaped head bolt and a nut, wherein the screen frame is fixed between the screen plate and the screen mesh; the supporting angle iron is arranged at the lower part of the screen; the screen pressing plate is arranged on the upper part of the screen; the striker plate is arranged on the screen mesh pressing plate; the T-shaped head bolt is fixed between the support angle iron and the screen mesh pressing plate, and the nut is in threaded fit with the T-shaped head bolt; the ultrasonic screening system is fixed at two ends of the screen through the short shaft and is supported by the supporting plates, and damage to objects is reduced through the T-shaped head bolt fastener, so that the T-shaped head bolt is prevented from loosening and falling off after being rotated due to vibration of the vibrating screen in the working process of the vibrating screen, and the safety performance of the device is improved.

The sieve plate comprises a first sieve plate, a second sieve plate, a feeding port, a sieve frame, a positioning bolt and a spring group, wherein the first sieve plate and the second sieve plate are sequentially arranged from top to bottom; a feeding port is fixed on the upper side of the first sieve plate; a screen frame is arranged on the outer side of the first screen plate; and an upper positioning bolt is arranged on the upper side of the sieve frame. Set up two at least independent sieves each other, and the equal detachably of each sieve installs on the reel to when vibrating screen needs to be changed, can only change the more serious sieve of wearing and tearing, vibrating screen all can reform transform for overall structure's screening system, thereby avoided the waste of spare parts, reduced workman's work load, promoted production efficiency.

The screen cloth contains the sieve mesh, upper hole section and lower hole section, the sieve mesh is equipped with a plurality ofly, and each sieve mesh contains the upper hole section and connects in the lower hole section of upper hole section bottom, the upper hole section is straight hole, the lower hole section is the taper hole that from top to bottom size scales up, make the screen cloth under must intensity condition, can suitably reduce the thick board of screen cloth, the easy control shape of sieve mesh that the etching takes shape and non-deformable, let the material pass through the sieve mesh fast unimpededly, effectively reduce the material card in the condition of sieve mesh, promote the material yield that utilizes the screen cloth to screen the material.

The supporting plate comprises vertical plates, rectangular through holes, through grooves and mounting grooves, and the supporting plate is composed of two vertical plates; rectangular through holes are formed in the opposite surfaces of the two supporting plates; the through groove is positioned at the end part of the short shaft, and the mounting groove is positioned below the through groove; the through groove is positioned at the end part of the short shaft, and has the advantages of simple structure, high working efficiency, low failure rate, low manufacturing cost and the like.

The ultrasonic screening system comprises an ultrasonic generator, an energy converter, a resonance ring, an ultrasonic power supply, a damping spring, a base, a ground foot, a dust cover and an upper frame, wherein the ultrasonic generator is fixedly connected with the energy converter, and the front end of the ultrasonic generator is fixedly provided with the resonance ring; the ultrasonic power supply is fixed on a wall; the upper end of the base is fixed with a damping spring, and the lower end of the base is fixed with a foot margin; an upper frame is fixed at the upper end of the damping spring, and a dust cover is covered on the upper end of the upper frame. Supersonic generator makes the screening effect splendid, avoids the jam condition to take place, has very high practicality, has promoted the service function nature of shale shaker greatly, guarantees its result of use and result of use, is fit for extensively promoting.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a setting through T type head bolt fastener, has reduced the damage of article, prevents that T type head bolt is not hard up and drop after rotating because the shale shaker vibrations produce in the shale shaker working process, has improved the security performance of equipment.

2. The utility model discloses the setting of sieve, vibrating screen all can reform transform for overall structure's screening system to avoid the waste of spare parts, reduced workman's work load, promoted production efficiency.

3. The utility model discloses the setting of screen cloth makes the screen cloth under must intensity condition, can suitably reduce the thick board of screen cloth, and the sieve mesh that the etching takes shape easily controls shape and non-deformable, lets the material pass through the sieve mesh fast unimpeded, effectively reduces the material card in the condition of sieve mesh, promotes the material rate that utilizes the screen cloth to screen the material.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the sieve plate of the present invention.

Figure 3 is the structural schematic diagram of the ultrasonic screening system of the present invention.

Fig. 4 is a schematic structural diagram of the support plate of the present invention.

In the figure:

1-sieve plate, 101-first sieve plate, 102-second sieve plate, 103-feeding port, 104-sieve frame, 105-positioning bolt, 106-spring set, 2-sieve frame, 3-sieve screen, 31-sieve hole, 32-upper hole section, 33-lower hole section, 4-supporting plate, 41-vertical plate, 42-rectangular through hole, 43-through groove, 44-mounting groove, 5-ultrasonic sieving system, 51-ultrasonic generator, 52-transducer, 53-resonance ring, 54-ultrasonic power supply, 55-damping spring, 56-base, 57-ground foot, 58-dust cover, 59-upper frame, 6-short shaft, 7-supporting angle iron, 8-sieve pressing plate, 9-material baffle plate, 10-T-shaped head bolt, 11-nut.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

the utility model provides a vibrating screen plate convenient for replacement and maintenance, which comprises a screen plate 1, a screen frame 2, a screen 3, a support plate 4, an ultrasonic screening system 5, a short shaft 6, support angle iron 7, a screen press plate 8, a striker plate 9, a T-shaped head bolt 10 and a nut 11, wherein the screen frame 2 is fixed between the screen plate 1 and the screen 3; the supporting angle iron 7 is arranged at the lower part of the screen mesh 3; the screen pressing plate 8 is arranged at the upper part of the screen 3; the striker plate 9 is arranged on the screen mesh pressing plate 8; the T-shaped head bolt 10 is fixed between the support angle iron 7 and the screen pressing plate 8, and the nut 11 is matched with the T-shaped head bolt thread 10; ultrasonic wave screening system 5 passes through minor axis 6 to be fixed at screen cloth 3 both ends, and has backup pad 4 to support, through T type head bolt fastener, has reduced the damage of article, prevents that T type head bolt is not hard up and drop after rotating because the shale shaker vibrations produce in the shale shaker working process, has improved the security performance of equipment.

The screen plate 1 comprises a first screen plate 101, a second screen plate 102, a feeding port 103, a screen frame 104, a positioning bolt 105 and a spring group 106, wherein the first screen plate 101 and the second screen plate 102 are sequentially arranged from top to bottom; a feeding port 103 is fixed on the upper side of the first sieve plate 101; a screen frame 104 is arranged on the outer side of the first screen plate 101; an upper positioning bolt 105 is installed on the upper side of the sieve frame 104. Set up two at least independent sieves each other, and the equal detachably of each sieve installs on the reel to when vibrating screen needs to be changed, can only change the more serious sieve of wearing and tearing, vibrating screen all can reform transform for overall structure's screening system, thereby avoided the waste of spare parts, reduced workman's work load, promoted production efficiency.

The screen cloth 3 contains the sieve mesh 31, go up hole section 32 and lower hole section 33, the sieve mesh 31 is equipped with a plurality ofly, and each sieve mesh 31 contains hole section 32 and connects in the lower hole section 33 of last hole section 32 bottom, it is straight hole to go up hole section 32, lower hole section 33 is the taper hole that from top to bottom size increases progressively, make the screen cloth under must intensity condition, can suitably reduce the thick board of screen cloth, the easy control shape of sieve mesh that the etching takes shape and non-deformable, let the material pass through the sieve mesh fast unimpeded, effectively reduce the material card in the condition of sieve mesh, promote the material rate that utilizes the screen cloth to screen the material.

The supporting plate 4 comprises two vertical plates 41, rectangular through holes 42, through grooves 43 and mounting grooves 44, and the supporting plate 4 is composed of two vertical plates 41; rectangular through holes 42 are formed in the opposite surfaces of the two support plates 4; the through groove 43 is positioned at the end part of the short shaft, and the mounting groove is positioned below the through groove 43; the through slots 43 are located at the ends of the short shafts.

The ultrasonic screening system 5 comprises an ultrasonic generator 51, a transducer 52, a resonance ring 53, an ultrasonic power supply 54, a damping spring 55, a base 56, a ground pin 57, a dust cover 58 and an upper frame 59, wherein the ultrasonic generator 51 is fixedly connected with the transducer 52, and the front end of the ultrasonic generator is fixedly provided with the resonance ring 53; the ultrasonic power supply 54 is fixed on the wall; the upper end of the base 56 is fixed with a damping spring 55, and the lower end is fixed with a foot pin 57; an upper frame 59 is fixed at the upper end of the damping spring 55, and a dust cover 58 is covered on the upper end of the upper frame 59. Supersonic generator makes the screening effect splendid, avoids the jam condition to take place, has very high practicality, has promoted the service function nature of shale shaker greatly, guarantees its result of use and result of use, is fit for extensively promoting.

Principle of operation

The utility model discloses shale shaker otter board convenient to change and maintain, supersonic generator 5 produces the high frequency and vibrates, converts the vertical shock ripples that becomes high frequency sinusoidal form by transducer 52, and this shock ripples makes resonance ring 53 produce resonance on reaching resonance ring 53, then has resonance ring 53 to vibrate even transmission to screen cloth 3, and the material on the screen cloth 3 is when doing the vibration of low frequency cubic unit, superposes ultrasonic vibration, both can prevent that the mesh from blockking up, can improve screening output and quality again.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A vibrating screen plate convenient to replace and maintain is characterized by comprising a screen plate (1), a screen frame (2), a screen (3), a supporting plate (4), an ultrasonic screening system (5), a short shaft (6), supporting angle iron (7), a screen pressing plate (8), a material baffle plate (9), a T-shaped head bolt (10) and a nut (11), wherein the screen frame (2) is fixed between the screen plate (1) and the screen (3); the supporting angle iron (7) is arranged at the lower part of the screen (3); the screen pressing plate (8) is arranged at the upper part of the screen (3); the striker plate (9) is arranged on the screen mesh pressing plate (8); the T-shaped head bolt (10) is fixed between the support angle iron (7) and the screen pressing plate (8), and the nut (11) is in threaded fit with the T-shaped head bolt (10); the ultrasonic screening system (5) is fixed at two ends of the screen (3) through a short shaft (6) and is supported by a support plate (4).

2. The vibrating screen plate convenient for replacement and maintenance of claim 1, wherein the screen plate (1) comprises a first screen plate (101), a second screen plate (102), a feeding port (103), a screen frame (104), positioning bolts (105) and a spring set (106), and the first screen plate (101) and the second screen plate (102) are sequentially arranged from top to bottom; a feeding port (103) is fixed on the upper side of the first sieve plate (101); a screen frame (104) is arranged on the outer side of the first screen plate (101); and an upper positioning bolt (105) is arranged on the upper side of the sieve frame (104).

3. A vibrating screen panel for facilitating replacement and maintenance according to claim 1, wherein the screen panel (3) comprises a plurality of screen holes (31), an upper hole section (32) and a lower hole section (33), the screen holes (31) are provided in plurality, each screen hole (31) comprises an upper hole section (32) and a lower hole section (33) connected to the bottom end of the upper hole section (32), the upper hole section (32) is a straight hole, and the lower hole section (33) is a tapered hole with gradually increasing size from top to bottom.

4. A vibrating screen plate convenient to replace and maintain as claimed in claim 1, characterized in that the support plate (4) comprises vertical plates (41), rectangular through holes (42), through grooves (43) and mounting grooves (44), the support plate (4) is composed of two vertical plates (41); rectangular through holes (42) are formed in the opposite surfaces of the two supporting plates (4); the through groove (43) is positioned at the end part of the short shaft, and the mounting groove is positioned below the through groove (43); the through groove (43) is positioned at the end part of the short shaft.

5. The vibrating screen plate convenient to replace and maintain as set forth in claim 1, characterized in that the ultrasonic screening system (5) comprises an ultrasonic generator (51), a transducer (52), a resonance ring (53), an ultrasonic power supply (54), a damping spring (55), a base (56), a foot (57), a dust cover (58) and an upper frame (59), the ultrasonic generator (51) is fixedly connected with the transducer (52), and the front end of the ultrasonic generator is fixedly provided with the resonance ring (53); the ultrasonic power supply (54) is fixed on the wall; the upper end of the base (56) is fixed with a damping spring (55), and the lower end of the base is fixed with a ground pin (57); an upper frame (59) is fixed at the upper end of the damping spring (55), and a dustproof cover (58) is covered on the upper end of the upper frame (59).