CN217940889U

CN217940889U - Vibration grading device

Info

Publication number: CN217940889U
Application number: CN202222307755.9U
Authority: CN
Inventors: 王龙
Original assignee: Inner Mongolia Shenhong New Material Technology Co ltd
Current assignee: Inner Mongolia Shenhong New Material Technology Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-12-02
Anticipated expiration: 2032-08-31

Abstract

The application provides a vibration grading plant, including frame, sieve case, the four corners position of sieve case is installed through the elastic component slope respectively in the frame, the sieve incasement is equipped with the sieve, be equipped with the vibrator on the sieve case, still include the chute, the chute just is the slope distribution for T shape structure, just the incline direction of chute with the incline direction of sieve case is the same, the vertical section tip of chute extends to the feed portion top of sieve case, the chute is connected with and drives its edge sieve case width direction reciprocating motion's reciprocating motion device, reciprocating motion device installs in the frame. The utility model provides a can reduce the sieve when hierarchical carborundum the middle part both sides position do not have the blind area of carborundum, has increased the effective screening area of sieve, has improved the utilization ratio of sieve.

Description

Vibration grading device

Technical Field

The application relates to a carborundum classification technique especially relates to a vibration grading plant.

Background

Silicon carbide is an inorganic substance, and has many other uses besides being used as an abrasive, for example, because of its chemical stability, high thermal conductivity, small thermal expansion coefficient and good wear resistance: the silicon carbide powder is coated on the inner wall of the impeller or the cylinder body of the water turbine by a special process, so that the wear resistance of the water turbine can be improved, and the service life of the water turbine can be prolonged by 1-2 times; the high-grade refractory material has the advantages of thermal shock resistance, small volume, light weight, high strength and good energy-saving effect. The low-grade silicon carbide (containing SiC about 85%) is an excellent deoxidizer, and can be used for speeding up steel-making, easily controlling chemical composition and raising steel quality. In addition, silicon carbide is also used in great quantity to make silicon carbide rod for electric heating element.

In the production process of silicon carbide, quartz sand, petroleum coke (or coal coke), wood chips and other raw materials are smelted out of a furnace through a resistance furnace at high temperature, then are crushed through a jaw crusher and a hammer crusher in sequence, the crushed silicon carbide is directly sent into a vibration classification device through a belt conveyor to be screened, the required silicon carbide granularity sand particles are sorted, and then the silicon carbide granularity sand particles are subjected to blowing dust removal and then are sealed and bagged for storage.

At present, the vibratory classification device sieve width that carborundum screening was used generally is 2 ~ 3 times of band conveyer area width, because band conveyer only has a unloading point usually, and vibratory classification device sieve width is great for area width, carborundum falls to the sieve back from band conveyer, along with the motion of sieve vibration drive carborundum, carborundum on the sieve is most concentrated in the sieve middle part, the blind area that does not have carborundum can appear in the both sides position at sieve middle part, the work of screening is not carried out basically in this both sides position, lead to the utilization ratio reduction of sieve.

SUMMERY OF THE UTILITY MODEL

The application provides a vibration grading plant for sieve middle part both sides position of the vibration grading plant who solves current carborundum screening and use does not carry out screening work basically, leads to the problem of the utilization ratio reduction of sieve.

The application provides a vibration grading device which comprises a rack and a screen box, wherein the four corners of the screen box are obliquely arranged on the rack through elastic pieces respectively, a screen plate is arranged in the screen box, and a vibrator is arranged on the screen box;

the sieve box is characterized by also comprising chutes, wherein the chutes are of T-shaped structures and are distributed in an inclined manner, the inclined directions of the chutes are the same as those of the sieve box, and the end parts of the vertical sections of the chutes extend to the positions above the feeding parts of the sieve box;

the chute is connected with a reciprocating device which can drive the chute to reciprocate along the width direction of the screen box, and the reciprocating device is arranged on the rack.

Optionally, the horizontal section of the chute is an integral structure formed by a rectangular groove body and an isosceles trapezoid groove body;

the long bottom edge end of the isosceles trapezoid groove body is connected with the rectangular groove body end, and the short bottom edge end of the isosceles trapezoid groove body is connected with the vertical section of the chute.

Optionally, a vibration transmission structure is mounted at the side end of the feeding portion of the screen box, the vibration transmission structure can be in contact with the bottom of the chute, and the vibration transmission structure can transmit the vibration generated by the screen box to the chute;

the chute is connected with the reciprocating device through a plurality of elastic connecting pieces which are uniformly distributed.

Optionally, the vibration transmission structure includes a mounting frame, a plurality of transmission wheels are rotatably mounted on the mounting frame and distributed along the width direction of the screen box, and the axes of the transmission wheels are perpendicular to the width direction of the screen box, and the mounting frame is fixed at the side end of the feeding portion of the screen box;

when the elastic connecting piece and the elastic piece are both in a free state, each transfer wheel presses the bottom of the chute tightly.

Optionally, the reciprocating device includes a base and a reciprocating screw rod, the base is fixed on the frame, the upper end of the base is slidably connected to a moving seat capable of sliding along the width direction of the sieve box through a sliding structure, and the moving seat is connected to the bottom of the chute through the elastic connecting piece;

the reciprocating screw rod is rotatably installed on the base, the reciprocating screw rod penetrates through the moving seat and is in threaded connection with the moving seat, and one end of the reciprocating screw rod is connected with a motor installed on the base.

Optionally, the sliding structure includes two symmetrically distributed slide bars, two the slide bars are all fixed on the base, two the slide bars all with reciprocal lead screw is parallel, two the slide bars all run through remove the seat and with remove seat sliding connection.

Optionally, the sieve plate is formed by splicing a plurality of sieve meshes.

Compared with the prior art, the beneficial effects of this application do:

the utility model provides a vibration grading plant, be provided with the sieve case that the slope distributes through the elastic component in the frame, the sieve incasement is equipped with the sieve, be equipped with the vibrator on the sieve case, and be provided with and be T shape structure and with the same chute of sieve case incline direction, the vertical section of chute extends to the feed portion top of sieve case, the chute is connected with the reciprocating motion device that can drive it along sieve case width direction reciprocating motion, make band conveyer when feeding to the sieve case, start the vibrator, the vibrator drives the vibration of sieve case after the work, the sieve case drives the sieve vibration back, band conveyer carries silicon carbide to the horizontal segment of chute in, because the chute is the slope distribution, silicon carbide in the chute horizontal segment flows into the vertical section of chute according to self gravity, and carry out screening work on flowing into the sieve of sieve incasement along the vertical section of chute, start reciprocating motion device simultaneously, reciprocating motion device drives the chute along sieve case width direction reciprocating motion, the chute is to the even feed of sieve width direction at reciprocating motion's in-process. Compared with the prior art, the silicon carbide grading mode can reduce the blind areas of the two sides of the middle of the sieve plate without silicon carbide, increase the effective screening area of the sieve plate and improve the utilization rate of the sieve plate.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following descriptions are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic front view of a vibration classification apparatus provided in an embodiment of the present application;

fig. 2 is a schematic top view of a vibration grading apparatus provided in an embodiment of the present application;

fig. 3 is a schematic partial top view of a vibration grading apparatus according to an embodiment of the present application;

FIG. 4 is an enlarged view of the area A of FIG. 1;

fig. 5 is a schematic perspective view of a vibration transmission structure of a vibration grading apparatus according to an embodiment of the present application.

Description of the reference numerals: the device comprises a frame 1, a screen box 2, an elastic part 3, a connecting lug 4, a screen plate 5, a screen 6, a vibrator 7, a first discharge port 8, a second discharge port 9 and an elastic connecting part 10;

the chute 11, the vertical section 12, the horizontal section 13, the rectangular groove body 14 and the isosceles trapezoid groove body 15;

the device comprises a reciprocating device 16, a base 17, a reciprocating screw 18, a moving seat 19, a motor 20, a sliding structure 21 and a sliding rod 22;

vibration transmission structure 23, mounting frame 24, transmission wheel 25;

a belt conveyor 26.

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 are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort also belong to the protection scope of the present application.

As shown in fig. 1 to 5, a vibration classification apparatus provided in an embodiment of the present application includes a frame 1 and a screen box 2, four corners of the screen box 2 are respectively installed on the frame 1 through an elastic member 3 in an inclined manner, and the elastic member 3 is a support spring. Specifically, one end of the supporting spring is fixed on the frame 1, and the other end of the supporting spring is fixedly connected with the screen box 2 through the connecting lug 4. Sieve case 2 is internal to dismantle to be fixed with sieve 5, is equipped with vibrator 7 on the sieve case 2, and vibrator 7 is fixed in the bottom of sieve case 2.

Further, sieve case 2 is no top hollow structure, and the bottom of sieve case 2 is equipped with first bin outlet 8, and the discharge end of sieve case 2 is equipped with the second bin outlet 9 that is used for discharging 5 upper end materials of sieve.

Still include chute 11, chute 11 is T shape structure and is the slope and distributes, and the incline direction of chute 11 is the same with the incline direction of sieve case 2, and the vertical section 12 tip of chute 11 extends to the feed portion top of sieve case 2, for the 5 feeds of sieve in the sieve case 2.

The chute 11 is connected with a reciprocating device 16 which can drive the chute to reciprocate along the width direction of the screen box 2, and the reciprocating device 16 is arranged on the frame 1.

During the use, carborundum passes through hammer crusher breakage back, carries through band conveyer 26, and band conveyer 26's discharge portion extends to the horizontal segment 13 top of chute 11, and band conveyer 26's discharge portion can be located the horizontal segment 13 top of chute 11 all the time. The silicon carbide on the belt conveyor 26 falls into the horizontal section 13 of the chute 11, while the vibrator 7 and the reciprocating means 16 are activated. Wherein, the vibrator 7 drives the sieve box 2 to vibrate, the sieve box 2 drives the sieve plate 5 to vibrate, and the reciprocating device 16 drives the chute 11 to reciprocate along the width direction of the sieve box 2. Because chute 11 is the slope and distributes, the carborundum that gets into in chute 11 horizontal segment 13 flows into in the vertical section 12 of chute 11 according to self gravity, and flow to on the sieve 5 along the vertical section 12 of chute 11, make chute 11 at reciprocating motion's in-process to the even feed of 5 width direction on the sieve, the carborundum that flows on the sieve 5 realizes hierarchical under the vibration of sieve 5, carborundum that falls down from sieve 5 discharges from first bin outlet 8, carborundum that the upper end of sieve 5 intercepted discharges from second bin outlet 9.

The utility model provides a vibration grading plant, be provided with the sieve case 2 that the slope distributes through elastic component 3 in through frame 1, be equipped with sieve 5 in the sieve case 2, be equipped with vibrator 7 on the sieve case 2, vibrator 7 realizes the vibration of sieve 5 after the work, and be provided with and be T shape structure and with the same chute 11 of sieve case 2 incline direction, chute 11's vertical section 12 extends to the feed portion top of sieve case 2, chute 11 is connected with and drives its reciprocating motion device 16 along 2 width direction reciprocating motion of sieve case, make belt conveyor 26 send into behind the carborundum after the breakage to chute 11, chute 11 is behind 5 width direction uniform feed of sieve at reciprocating motion's in-process, can reduce the blind area that 5 middle part both sides of sieve do not have carborundum, and then increased the effective screening area of sieve 5, sieve 5's utilization ratio has been improved.

To ensure that material from the horizontal section 13 of the chute 11 flows smoothly into the vertical section 12 of the chute 11. In some embodiments of the present application, the horizontal section 13 of the chute 11 is an integral structure formed by a rectangular groove body 14 and an isosceles trapezoid groove body 15;

wherein, the long bottom end of the isosceles trapezoid trough body 15 is connected with the rectangular trough body 14, and the short bottom end of the isosceles trapezoid trough body 15 is connected with the vertical section 12 of the chute 11 to form an integral structure.

In order to improve the effect of the chute 11 in evenly feeding the screening deck 5. In some embodiments of the present application, the side end of the feed side of the screen box 2 is mounted with a vibration transfer structure 23, the vibration transfer structure 23 can be in contact with the bottom of the chute 11, and the vibration transfer structure 23 can transfer the vibration generated by the screen box 2 to the chute 11. The chute 11 is connected to the shuttle 16 by a plurality of evenly distributed resilient connecting members 10.

Further, the elastic connection member 10 employs a damper spring.

During the use, reciprocating motion device 16 drives chute 11 reciprocating motion through a plurality of damping spring, and after sieve case 2 vibrates, vibration transmission structure 23 vibrates along with sieve case 2 together, because vibration transmission structure 23 and chute 11 bottom contact, vibration transmission structure 23 vibration back can drive chute 11 vibration, can be better after chute 11 vibrates reach the purpose of even feed.

In the present embodiment, by providing the damper spring, the vibration of the chute 11 can be prevented from being transmitted to the reciprocating device 16. By providing the vibration transmission structure 23 in contact with the bottom of the chute 11, it can be ensured that the reciprocating movement of the chute 11 is not affected when the vibration is transmitted.

In some embodiments of the present application, the vibration transmission structure 23 includes a mounting frame 24, a plurality of transmission wheels 25 are rotatably mounted on the mounting frame 24 and distributed along the width direction of the screen box 2, the axes of the transmission wheels 25 are perpendicular to the width direction of the screen box 2, and the mounting frame 24 is detachably fixed at the side end of the feeding portion of the screen box 2.

Wherein each transfer wheel 25 is pressed against the bottom of the chute 11 when the resilient connecting element 10 and the resilient element 3 are both in a free state.

During the use, after the sieve case 2 vibrates, the sieve case 2 passes through mounting bracket 24 with vibration transmission to transfer wheel 25 on, because transfer wheel 25 and the contact of chute 11 bottom, after the transfer wheel 25 vibrates, transfer wheel 25 will vibrate the transmission to chute 11 on, transfer wheel 25 is rotatable moreover, make when chute 11 of transfer wheel 25 and the contact of chute 11 bottom when reciprocating motion, can reduce the frictional force between chute 11 and the transfer wheel 25, and then can carry out reciprocating motion steadily when guaranteeing chute 11 and transfer wheel 25 contact.

In some embodiments of the present application, the reciprocating device 16 includes a base 17 and a reciprocating screw 18, the base 17 is fixed on the frame 1, the upper end of the base 17 is slidably connected with a movable seat 19 capable of sliding along the width direction of the screen box 2 through a sliding structure 21, and the movable seat 19 is connected with the bottom of the chute 11 through an elastic connecting piece 10.

The reciprocating lead screw 18 is rotatably installed on the base 17, the reciprocating lead screw 18 penetrates through the movable base 19 and is in threaded connection with the movable base 19, and one end of the reciprocating lead screw 18 is connected with a motor 20 installed on the base 17.

When the sieve box is used, after the motor 20 drives the reciprocating screw rod 18 to rotate, the reciprocating screw rod 18 drives the moving seat 19 to reciprocate in the width direction of the sieve box 2, and the moving seat 19 drives the chute 11 to reciprocate through the elastic connecting piece 10.

In order to improve the smoothness of the movable base 19 during movement. In some embodiments of the present application, the sliding structure 21 includes two symmetrically distributed sliding rods 22, both sliding rods 22 are fixed on the base 17, both sliding rods 22 are parallel to the reciprocating lead screw 18, both sliding rods 22 extend through the movable base 19 and are slidably connected with the movable base 19.

Considering that the existing sieve plate 5 is generally of an integrated structure, after the sieve plate 5 is used for a long time and a certain part of the sieve plate 5 is damaged, the whole sieve plate 5 needs to be replaced, the sieve plates 5 at the rest and the intact parts cannot be effectively utilized, the production cost can be increased, and the technical problem is solved. In some embodiments of the present application, the screen panel 5 is constructed by splicing a plurality of screen meshes 6.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The utility model provides a vibration grading plant, includes frame (1), sieve case (2), the four corners position of sieve case (2) is installed through elastic component (3) slope respectively in frame (1) is last, be equipped with sieve (5) in sieve case (2), be equipped with vibrator (7) on sieve case (2), its characterized in that: also comprises a chute (11);

the chute (11) is of a T-shaped structure and is distributed obliquely, the oblique direction of the chute (11) is the same as that of the sieve box (2), and the end part of a vertical section (12) of the chute (11) extends to the position above the feeding part of the sieve box (2);

the chute (11) is connected with a reciprocating device (16) capable of driving the chute to reciprocate along the width direction of the screen box (2), and the reciprocating device (16) is installed on the rack (1).

2. The vibratory grading apparatus of claim 1, wherein: the horizontal section (13) of the chute (11) is of an integral structure consisting of a rectangular groove body (14) and an isosceles trapezoid groove body (15);

the long bottom edge of the isosceles trapezoid groove body (15) is connected with the rectangular groove body (14), and the short bottom edge of the isosceles trapezoid groove body (15) is connected with the vertical section (12) of the chute (11).

3. The vibratory classifying apparatus of claim 1, wherein: a vibration transmission structure (23) is arranged at the side end of the feeding part of the screen box (2), the vibration transmission structure (23) can be in contact with the bottom of the chute (11), and the vibration transmission structure (23) can transmit the vibration generated by the screen box (2) to the chute (11);

the chute (11) is connected with the reciprocating device (16) through a plurality of elastic connecting pieces (10) which are uniformly distributed.

4. The vibratory classifying apparatus of claim 3, wherein: the vibration transmission structure (23) comprises a mounting frame (24), a plurality of transmission wheels (25) distributed along the width direction of the screen box (2) are rotatably mounted on the mounting frame (24), the axis of each transmission wheel (25) is perpendicular to the width direction of the screen box (2), and the mounting frame (24) is fixed at the side end of the feeding part of the screen box (2);

wherein, when the elastic connecting piece (10) and the elastic piece (3) are both in a free state, each transmission wheel (25) is pressed on the bottom of the chute (11).

5. The vibratory grading apparatus of claim 3, wherein: the reciprocating device (16) comprises a base (17) and a reciprocating lead screw (18), the base (17) is fixed on the rack (1), the upper end of the base (17) is connected with a movable seat (19) which can slide along the width direction of the sieve box (2) in a sliding manner through a sliding structure (21), and the movable seat (19) is connected with the bottom of the chute (11) through the elastic connecting piece (10);

reciprocating screw (18) rotate to be installed on base (17), just reciprocating screw (18) run through remove seat (19) and with remove seat (19) threaded connection, reciprocating screw (18)'s one end is connected with and installs motor (20) on base (17).

6. The vibratory classifying apparatus of claim 5, wherein: sliding construction (21) include two symmetric distribution's slide bar (22), two slide bar (22) are all fixed on base (17), two slide bar (22) all with reciprocal lead screw (18) are parallel, two slide bar (22) all run through remove seat (19) and with remove seat (19) sliding connection.

7. The vibratory grading apparatus of any of claims 1-6, wherein: the sieve plate (5) is formed by splicing a plurality of sieve meshes (6).