CN111687039A

CN111687039A - Electromagnetic spring hammer device suitable for vibrating screen

Info

Publication number: CN111687039A
Application number: CN202010589746.6A
Authority: CN
Inventors: 许杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-25
Filing date: 2020-06-25
Publication date: 2020-09-22

Abstract

The invention discloses an electromagnetic spring hammer device suitable for a vibrating screen, which belongs to the technical field of vibrating screens and comprises a rack, wherein a screen is arranged in the middle of the rack, shaking devices are arranged on two sides of the screen and comprise a first magnet, a second magnet, an insulating shell and a slide way, the first magnet and the second magnet are arranged in the insulating shell, the first magnet is arranged at the output end of the screen, the second magnet is symmetrically distributed at the other end of the screen, a slide block is arranged between the first magnet and the second magnet, a first iron core and a second iron core are respectively and symmetrically arranged at two ends in the slide block, springs are wound on the outer sides of the first iron core and the second iron core, a coil is arranged on the inner wall of the slide block and comprises a second coil and a first coil, slide blocks are arranged on two sides of the screen close to the rack, and slide ways matched with the slide blocks are arranged on two. The electromagnetic vibration type vibration generator replaces the traditional vibration with low noise.

Description

Electromagnetic spring hammer device suitable for vibrating screen

Technical Field

The invention relates to an electromagnetic spring hammer device, in particular to an electromagnetic spring hammer device suitable for a vibrating screen, and belongs to the technical field of vibrating screens.

Background

The vibrating screen operates by utilizing reciprocating rotary type vibration generated by vibrator excitation. The upper rotary heavy hammer of the vibrator makes the screen surface generate plane convolution vibration, the lower rotary heavy hammer makes the screen surface generate conical surface rotation vibration, the combined effect of the upper rotary heavy hammer and the lower rotary heavy hammer makes the screen surface generate complex rotation type vibration, the vibration track is a complex space curve, the projection of the curve on a horizontal plane is a circle, the projection on a vertical plane is an ellipse, the excitation force of the upper rotary heavy hammer and the excitation force of the lower rotary heavy hammer are adjusted, the amplitude can be changed, and the space phase angle of the upper rotary heavy hammer and the space phase angle of the lower rotary heavy hammer are adjusted, the curve shape of the motion track of the screen surface can be changed, and the motion track of materials on.

The screen box mainly comprises a vibrator, a screen box, a supporting or suspending device, a transmission device and the like. The motor drives the main shaft of the vibration exciter to rotate through the V-belt, and the screen box is vibrated due to the action of centrifugal inertia force of unbalanced weights on the vibration exciter, so that the eccentric weight of the vibration exciter is changed, and different amplitudes can be obtained. The noise is big in the use of current shale shaker, and easily splashes from feed inlet department at the vibration in-process material, causes danger to the personnel.

Disclosure of Invention

The invention mainly aims to provide an electromagnetic spring hammer device suitable for a vibrating screen, wherein a left end magnetic pole of a first magnet is opposite to a right end magnetic pole of a first iron core, a right end magnetic pole of a second magnet is the same as the left end magnetic pole of a second iron core, the left end magnetic pole of the first iron core is the same as the right end magnetic pole of the second iron core, the first iron core moves rightwards under the attraction of the first magnet and the thrust of the second iron core under the action of magnetic force, so that the first iron core and the second iron core compress a second spring and a third spring in the process of moving rightwards, when a power supply is cut off, the second spring and the third spring move leftwards under the counter-action force, the second spring and the third spring are stretched and retracted to a normal state, the right and left movement of the iron core is realized through power on-off, a slide block is driven to realize right and left movement, and the device has low noise in the use process, energy conservation and environmental protection; thereby second baffle atress rotates and drives the rotation of head rod and second connecting rod, leads to the fourth spring to take place deformation, carries out the feeding through the feed inlet, and under the reaction of fourth spring, make its second baffle rotate according to original route after the feeding is accomplished to close the feed inlet, improve the security of feeding in the use.

The purpose of the invention can be achieved by adopting the following technical scheme: an electromagnetic spring hammer device suitable for a vibrating screen comprises a rack, wherein a screen is arranged at the middle position of the rack, shaking devices are arranged on two sides of the screen and comprise a first magnet, a second magnet, an insulating shell and a slide way, the first magnet and the second magnet are arranged in the insulating shell, the first magnet is arranged at the output end of the screen, the second magnet is symmetrically distributed at the other end of the screen, a sliding block is arranged between the first magnet and the second magnet, a first iron core and a second iron core are symmetrically arranged at two ends inside the sliding block respectively, a second spring is wound on the outer side of the first iron core, a third spring is wound on the outer side of the second iron core, the second spring is connected with the third spring, a coil is arranged on the inner wall of the sliding block and comprises a second coil and a first coil, the screen is provided with sliding blocks on two sides close to the rack, and the two sides of the inner wall of the rack are provided with slideways matched with the sliding blocks.

The preferred scheme is that, the feed inlet is installed to one side top of frame, the below of frame is provided with first discharge gate, the below that the frame is located the feed inlet is provided with the motor, the support is installed to the below four corners department of frame, the bracing piece is installed to the other end of support, the outside top of support is provided with first spring, the universal wheel is installed to the below of bracing piece, the output of screen cloth is provided with the second discharge gate, the both sides of second discharge gate are provided with first baffle, first baffle passes through the output of welded fastening in the frame.

The preferred scheme is that the feed inlet is of a trapezoidal structure, the middle positions of the two sides of the interior of the feed inlet are hinged to a second baffle, the bottom of the second baffle is hinged to a first connecting rod, one end of the first connecting rod is hinged to a second connecting rod, one end of the second connecting rod is hinged to the inner wall of the feed inlet, a fourth spring is installed at the middle position of the bottom of the second connecting rod, one end of the fourth spring is installed on the inner wall of the feed inlet, and a spring hinge piece is installed between the second connecting rod and the first connecting rod.

The preferable scheme is that the second discharge port and the first discharge port are both arranged in a downward inclined manner, and the middle position of the first discharge port is a downward arc-shaped surface.

Preferably, the screen is a three-layer screen, and the area of the upper screen is larger than that of the lower screen in the vertical direction.

The preferred scheme is that a cushion pad is arranged between the support and the rack, the cushion pad is made of rubber, and a plurality of anti-skid particles are arranged on the surface of the cushion pad.

Preferably, the screen is arranged between the feed inlet and the second discharge outlet.

The invention has the beneficial technical effects that: the invention provides an electromagnetic spring hammer device suitable for a vibrating screen, wherein a left end magnetic pole of a first magnet is opposite to a right end magnetic pole of a first iron core when the first magnet and a second magnet are in a power-on state, a right end magnetic pole of the second magnet is the same as the left end magnetic pole of a second iron core, the left end magnetic pole of the first iron core is the same as the right end magnetic pole of the second iron core, the first iron core moves rightwards under the attraction of the first magnet and the thrust of the second iron core under the action of magnetic force, so that the first iron core and the second iron core compress a second spring and a third spring in the process of moving rightwards, when a power supply is cut off, the second spring and the third spring move leftwards under the action of reaction force, the second spring and the third spring are stretched and retracted to a normal state, the left-right movement of the iron core is realized through power-on/off, a sliding block is driven to realize the left-right movement, and the noise, energy conservation and environmental protection; thereby second baffle atress rotates and drives the rotation of head rod and second connecting rod, leads to the fourth spring to take place deformation, carries out the feeding through the feed inlet, and under the reaction of fourth spring, make its second baffle rotate according to original route after the feeding is accomplished to close the feed inlet, improve the security of feeding in the use.

Drawings

Fig. 1 is a schematic overall structure of a preferred embodiment of an electromagnetic spring hammer device suitable for use in a vibrating screen according to the present invention;

FIG. 2 is a schematic illustration of the construction of a shaker assembly according to a preferred embodiment of the present invention for an electromagnetic spring hammer apparatus for a shaker screen;

FIG. 3 is a schematic view of a preferred embodiment of a baffle structure of an electromagnetic spring hammer apparatus suitable for use in a shaker in accordance with the present invention;

fig. 4 is an enlarged partial schematic view of a preferred embodiment of an electromagnetic spring hammer apparatus suitable for use in a shaker in accordance with the present invention.

In the figure: 1-support, 2-motor, 3-frame, 4-feed inlet, 5-screen, 6-shaking device, 7-first baffle, 8-second discharge outlet, 9-first discharge outlet, 10-universal wheel, 11-first spring, 12-first magnet, 13-first iron core, 14-second spring, 15-second iron core, 16-third spring, 17-second magnet, 18-support rod, 19-second coil, 20-first coil, 21-insulating shell, 22-slide block, 23-slide way, 24-second baffle, 25-first connecting rod, 26-spring hinge piece, 27-second connecting rod, 28-fourth spring.

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.

As shown in fig. 1-4, the electromagnetic spring hammer device suitable for a vibrating screen provided by the present invention comprises a frame 3, a screen 5 is disposed in the middle of the frame 3, shaking devices 6 are disposed on both sides of the screen 5, each shaking device 6 comprises a first magnet 12, a second magnet 17, an insulating housing 21 and a slideway 23, the first magnet 12 and the second magnet 17 are both disposed in the insulating housing 21, the first magnet 12 is mounted on the output end of the screen 5, the second magnets 17 are symmetrically disposed on the other end of the screen 5, a slider 22 is disposed between the first magnet 12 and the second magnet 17, a first iron core 13 and a second iron core 15 are symmetrically disposed at both ends of the inside of the slider 22, a second spring 14 is wound on the outer side of the first iron core 13, a third spring 16 is wound on the outer side of the second iron core 15, the second spring 14 is connected with the third spring 16, a coil is disposed on the inner wall of the slider 22, the coil includes second coil 19 and first coil 20, and screen cloth 5 all is equipped with slider 22 in the both sides that are close to frame 3, and the slide 23 of cooperation slider 22 is all installed to the inner wall both sides of frame 3, through electromagnetic vibration replacement tradition vibration, and cooperation slip removes and makes this device noise little in the use, and is energy-concerving and environment-protective, and vibration effect is good.

In this embodiment, as shown in fig. 1, a feeding port 4 is installed above one side of a frame 3, a first discharging port 9 is arranged below the frame 3, a motor 2 is arranged below the feeding port 4 of the frame 3, a support 1 is installed at four corners below the frame 3, a supporting rod 18 is installed at the other end of the support 1, a first spring 11 is arranged above the outer side of the support 1, a universal wheel 10 is installed below the supporting rod 18, a second discharging port 8 is arranged at the output end of a screen 5, first baffle plates 7 are arranged on two sides of the second discharging port 8, and the first baffle plates 7 are fixed at the output end of the frame 3 through a welding mode.

In this embodiment, as shown in fig. 1 and 3, the feed inlet 4 is a trapezoid structure, the middle positions of two sides inside the feed inlet 4 are hinged with a second baffle 24, the bottom of the second baffle 24 is hinged with a first connecting rod 25, one end of the first connecting rod 25 is hinged with a second connecting rod 27, one end of the second connecting rod 27 is hinged on the inner wall of the feed inlet 4, the middle position of the bottom of the second connecting rod 27 is provided with a fourth spring 28, one end of the fourth spring 28 is installed on the inner wall of the feed inlet 4, a spring hinge piece 26 is installed between the second connecting rod 27 and the first connecting rod 25, the fourth spring 28, the connecting rod and the spring hinge piece 26 are used in a matching manner, and the feeding safety in the using process is improved.

In this embodiment, as shown in fig. 1, the second discharging hole 8 and the first discharging hole 9 are both arranged in an inclined manner, and the middle position of the first discharging hole 9 is a downward arc-shaped surface, so that friction is reduced, the material can conveniently slide out, and collection is facilitated.

In this embodiment, as shown in fig. 1, the screen 5 is a three-layer screen, and in the vertical direction, the area of the upper screen is larger than that of the lower screen, and the material is screened in multiple layers, so that the classification of discharged materials is more delicate, the structure is simple, and the maintenance is easy.

In this embodiment, as shown in fig. 4, a cushion pad is disposed between the bracket 1 and the frame 3, the cushion pad is made of rubber, and a plurality of anti-slip particles are disposed on the surface of the cushion pad, so that friction is increased during the operation of the device.

In the present embodiment, as shown in fig. 1, the screen 5 is disposed at a position between the feed port 4 and the second discharge port 8.

In summary, in the present embodiment, when the electromagnetic spring hammer device suitable for a vibrating screen is used, the universal wheel 10 is pushed to a proper position to feed materials through the feeding hole 4, a worker presses the second baffle 24 to rotate the second baffle 24 under a force, the second baffle 24 rotates under a force to drive the first connecting rod 25 and the second connecting rod 27 to rotate, so that the fourth spring 28 is deformed, an included angle between the first connecting rod 25 and the second connecting rod 27 is reduced, the spring hinge piece 26 is deformed, feeding is performed through the feeding hole 4, the second connecting rod 27 rotates according to an original path under a reaction of the fourth spring 28 after feeding is completed, the first connecting rod 25 rotates according to an original path through a reaction force of the spring hinge piece 26, so that the second baffle 24 rotates according to an original path, thereby closing the feed port 4, improving the feeding safety in the use process, switching on the power supply, electrifying the first magnet 12 and the second magnet 17 in the insulating shell 21, respectively generating electromagnetic poles at two ends of the first iron core 13 and the second iron core 15 in the slider 22 according to the electromagnetic induction principle, wherein the left magnetic pole of the first magnet 12 is opposite to the right magnetic pole of the first iron core 13, the right magnetic pole of the second magnet 17 is the same as the left magnetic pole of the second iron core 15, the left magnetic pole of the first iron core 13 is the same as the right magnetic pole of the second iron core 15, under the action of magnetic force, the first iron core 13 moves rightwards under the attraction of the first magnet 12 and the thrust of the second iron core 15, the first iron core 13 and the second iron core 15 compress the second spring 14 and the third spring 16 in the process of moving rightwards, and when the power supply is switched off, the second spring 14 and the third spring 16 move leftwards under the counter-acting force, second spring 14 and third spring 16 are stretched and are retracted to normal condition, this is a motion state, through the side-to-side motion of break-make electricity realization iron core, the iron core thereby drives slider 22 and realizes side-to-side motion, the material on the shake screen cloth 5 and then realize the vibration, hierarchical screen cloth 5 is the three-layer screen cloth, in vertical direction, it is greater than lower screen cloth area to go up the screen cloth area, the material passes through the multilayer screening, make the classification of ejection of compact thing more meticulous, the material is finally derived from the discharge gate, this electromagnetic spring hammer device simple structure who is applicable to the shale shaker, easy maintenance, replace traditional vibration through electromagnetic vibration, cooperation slip removes and makes this device noise little in the use, energy-concerving and environment-protective, vibration effect is good.

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

Claims

1. The utility model provides an electromagnetism spring hammer device suitable for shale shaker, includes frame (3), its characterized in that: the screen cloth (5) is arranged at the middle position of the rack (3), the shaking devices (6) are arranged on two sides of the screen cloth (5), each shaking device (6) comprises a first magnet (12), a second magnet (17), an insulating shell (21) and a slide way (23), the first magnet (12) and the second magnet (17) are arranged in the insulating shell (21), the first magnet (12) is installed at the output end of the screen cloth (5), the second magnet (17) is symmetrically distributed at the other end of the screen cloth (5), a sliding block (22) is arranged between the first magnet (12) and the second magnet (17), a first iron core (13) and a second iron core (15) are symmetrically arranged at two inner ends of the sliding block (22) respectively, a second spring (14) is wound on the outer side of the first iron core (13), and a third spring (16) is wound on the outer side of the second iron core (15), second spring (14) and third spring (16) are connected, the inner wall of slider (22) is provided with the coil, and the coil includes second coil (19) and first coil (20), screen cloth (5) all are equipped with slider (22) in the both sides that are close to frame (3), slide (23) of cooperation slider (22) are all installed to the inner wall both sides of frame (3).

2. An electromagnetic spring hammer apparatus adapted for use in a shaker screen, as claimed in claim 1, wherein: feed inlet (4) are installed to one side top of frame (3), the below of frame (3) is provided with first discharge gate (9), the below that frame (3) are located feed inlet (4) is provided with motor (2), support (1) are installed to the below four corners department of frame (3), bracing piece (18) are installed to the other end of support (1), the outside top of support (1) is provided with first spring (11), universal wheel (10) are installed to the below of bracing piece (18), the output of screen cloth (5) is provided with second discharge gate (8), the both sides of second discharge gate (8) are provided with first baffle (7), the output at frame (3) is fixed through welded mode in first baffle (7).

3. An electromagnetic spring hammer apparatus adapted for use in a shaker as claimed in claim 2, wherein: feed inlet (4) are the trapezium structure, the intermediate position department of the inside both sides of feed inlet (4) articulates there is second baffle (24), the bottom of second baffle (24) articulates there is head rod (25), the one end of head rod (25) articulates there is second connecting rod (27), the one end of second connecting rod (27) articulates the inner wall at feed inlet (4), fourth spring (28) are installed to the intermediate position department of second connecting rod (27) bottom, the one end of fourth spring (28) is installed on the inner wall of feed inlet (4), install the articulated piece of spring (26) between second connecting rod (27) and head rod (25).

4. An electromagnetic spring hammer device adapted for use in a vibrating screen, as claimed in claim 1 or 2, wherein: the second discharge hole (8) and the first discharge hole (9) are both arranged in a downward inclined mode, and the middle position of the first discharge hole (9) is a downward arc-shaped surface.

5. An electromagnetic spring hammer apparatus adapted for use in a shaker screen, as claimed in claim 1, wherein: the screen (5) is a three-layer screen, and the area of the upper screen is larger than that of the lower screen in the vertical direction.

6. An electromagnetic spring hammer apparatus adapted for use in a shaker as claimed in claim 2, wherein: be provided with the blotter between support (1) and frame (3), the blotter is the rubber material, and the surface of blotter is equipped with a plurality of antiskid grain.

7. An electromagnetic spring hammer apparatus adapted for use in a shaker screen, as claimed in claim 1, wherein: the screen (5) is arranged between the feed inlet (4) and the second discharge outlet (8).