CN218340292U

CN218340292U - Rotary vibration screening equipment

Info

Publication number: CN218340292U
Application number: CN202220864118.9U
Authority: CN
Inventors: 廖琪峰
Original assignee: Taishan Guang An Lin Chemical Co ltd
Current assignee: Taishan Guang An Lin Chemical Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2023-01-20
Anticipated expiration: 2032-04-14

Abstract

The utility model discloses a rotary vibration screening device, which comprises a vibration chassis, a screening box body and a plurality of buffer brackets; the vibrating chassis is fixedly connected with the screening box body and is configured to drive the screening box body to vibrate; a sieve plate is arranged in the sieving box body, the sieve plate divides the inner cavity of the sieving box body into a material storage cavity and a material sieving cavity, a feeding hole is formed in the upper end of the sieving box body, a sundry material discharging hole and a material discharging hole are formed in the side wall of the sieving box body, and the sundry material discharging hole and the material sieving cavity are correspondingly arranged; a plurality of buffering supports encircle the setting around the center on vibration chassis, and the buffering support includes two inner tubes, outer tube and elastic component, through snap ring fixed connection between two inner tubes, outside two inner tubes were located to the outer tube cover, the elastic component was fixed between outer tube and inner tube, and the bottom on vibration chassis is fixed to the inner tube. The elastic part in the buffer bracket is used for absorbing the vibration generated by the vibration chassis and transferred to the ground direction, and the noise generated between the rotary vibration screening equipment and the ground is reduced.

Description

Rotary vibration screening equipment

Technical Field

The utility model relates to a vibrating screen extension technical field, in particular to rotatory vibrating screen equipment.

Background

The vibrating screen machine is an important device for grading solid materials. The materials are circumferentially jumped on the screen surface, the materials with different specifications are classified and regulated to the required screen surface through different screen holes, and are conveyed to a designated area after being collected, so that the purpose of classification or medium removal is achieved. Wherein, vibration screening machine can produce the vibration at the in-process of work, and its vibration effect not only can upwards transmit the sifting surface, has some vibration energy can directly transmit the base with ground direct contact, leads to base and ground repeated collision and produces a large amount of noises, influences normal work.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a rotatory vibration screening equipment can reduce the vibration of whole rotatory vibration screening equipment, noise reduction.

According to the utility model discloses a rotatory vibration screening equipment of first aspect embodiment, including vibration chassis, screening box and a plurality of buffering support; the vibrating chassis is fixedly connected with the screening box body and is configured to drive the screening box body to vibrate; the screening box is internally provided with a screen plate, the screen plate divides an inner cavity of the screening box into a material storage cavity and a material screening cavity, the screen plate is provided with a plurality of screen holes, the upper end of the screening box is provided with a feeding hole, the side wall of the screening box is provided with a sundry material discharging hole and a material discharging hole, the sundry material discharging hole and the material screening cavity are correspondingly arranged, and the material discharging hole and the material storage cavity are correspondingly arranged; it is a plurality of the buffering support winds the center on vibration chassis is encircleed the setting, the buffering support includes two inner tubes, outer tube and elastic component, two through snap ring fixed connection between the inner tube, two are located to the outer tube cover outside the inner tube, the elastic component is fixed the outer tube with between the inner tube, the inner tube is fixed vibration chassis's bottom.

According to the utility model discloses rotatory vibration screening equipment has following beneficial effect at least: the elastic part in the buffer bracket is used for absorbing the vibration generated by the vibration chassis and transferred to the ground direction, and the noise generated between the rotary vibration screening equipment and the ground is reduced.

According to some embodiments of the present invention, the vibration chassis comprises a base, a vibration motor and a vibration disk, wherein a plurality of springs are arranged around the edge of the base; the vibration motor is fixed on the base, and a lug is fixed on a shaft body of a motor shaft of the vibration motor; the utility model discloses a vibration screening box, including vibration dish, lug, spring fixed connection, vibration dish middle part is provided with the through-hole, vibrating motor's motor shaft is arranged in the through-hole, the lug with the inboard butt of through-hole, the axle center of vibrating motor's motor shaft with the distance of the butt department of lug is greater than the diameter of through-hole, vibration dish and a plurality of spring fixed connection, the vibration dish with screening box fixed connection.

According to some embodiments of the present invention, the outer tube comprises two first outer tubes and one second outer tube, the first outer tubes and the inner tubes are in one-to-one correspondence, the first outer tubes surround the outside of the inner tubes, the elastic member is fixedly connected between the first outer tubes and the inner tubes, and the second outer tubes surround two of the second outer tubes.

According to some embodiments of the utility model, the inside of screening box has the bottom plate that the slope set up, the bottom plate orientation material discharge gate slope sets up.

According to some embodiments of the utility model, the material discharge gate with the equal swing joint of miscellaneous material discharge gate has the switch door.

According to the utility model discloses a some embodiments, the surface of sieve is provided with a plurality of lassos, the lasso embeds there is a plurality of elastic balls.

According to the utility model discloses a some embodiments, the sieve with the distance at screening box top is greater than the diameter of elastic ball, the up end of lasso with the distance at the top of screening box is less than the diameter of elastic ball.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further described with reference to the following figures and examples, in which:

figure 1 is a schematic view of a rotary vibratory screening apparatus according to an embodiment of the present invention;

figure 2 is a schematic view of a buffer support of a rotary vibratory screening apparatus in accordance with an embodiment of the present invention;

figure 3 is the sieve schematic diagram of rotary vibratory screening apparatus of an embodiment of the present invention.

100. Vibrating the chassis; 110. a base; 111. a spring; 120. a vibration motor; 121. a bump; 130. vibrating the disc; 200. screening the box body; 210. a sieve plate; 211. a material storage cavity; 212. a material screening cavity; 213. screening holes; 220. a base plate; 230. a ferrule; 231. an elastic ball; 240. a feed inlet; 250. a sundry material outlet; 260. a material outlet; 300. a buffer bracket; 310. an inner tube; 311. a snap ring; 320. an outer tube; 321. a first outer tube; 322. a second outer tube; 330. an elastic member; 400. opening and closing the door;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of meanings are one or more, a plurality of meanings are two or more, and the terms greater than, smaller than, exceeding, etc. are understood as excluding the number, and the terms greater than, lower than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 2, a rotary vibratory screening apparatus according to an embodiment of the present invention includes a vibratory chassis 100, a screening box 200, and a plurality of buffer brackets 300; the vibrating chassis 100 is fixedly connected with the screening box 200 and is configured to drive the screening box 200 to vibrate; a sieve plate 210 is arranged in the sieving box body 200, the sieve plate 210 divides the inner cavity of the sieving box body 200 into a material storage cavity 211 and a material sieving cavity 212, the sieve plate 210 is provided with a plurality of sieve holes 213, the upper end of the sieving box body 200 is provided with a feed inlet 240, the side wall of the sieving box body 200 is provided with a sundry material discharge outlet 250 and a material discharge outlet 260, the sundry material discharge outlet 250 and the material sieving cavity 212 are correspondingly arranged, and the material discharge outlet 260 and the material storage cavity 211 are correspondingly arranged; the plurality of buffer brackets 300 are arranged around the center of the vibration chassis 100, each buffer bracket 300 comprises two inner tubes 310, an outer tube 320 and an elastic member 330, the two inner tubes 310 are fixedly connected through a snap ring 311, the outer tubes 320 are sleeved outside the two inner tubes 310, the elastic member 330 is fixed between the outer tubes 320 and the inner tubes 310, and the inner tubes 310 are fixed at the bottom of the vibration chassis 100.

In the actual use process, the vibration chassis 100 transmits the motion trend of vibration to the screening box 200, so that the material inside the screening box 200 shakes, the material with the particle size smaller than the screen hole 213 passes through the screen hole 213 and falls from the screen plate into the material storage cavity 211, and the impurities with the particle size larger than the screen hole 213 are left in the screening cavity 212, specifically, after the screening is completed, the impurities are led out from the impurity discharge hole 250, and the material is led out from the material discharge hole 260, wherein the vibration energy generated by the vibration chassis 100 is partially transmitted to the buffer bracket 300 located below the vibration chassis 100, the inner tubes 310 in the plurality of buffer brackets 300 bear the vibration energy and generate radial vibration, the energy trend of the radial vibration is absorbed by the elastic member 330, so that the vibration of the whole rotary vibration screening device is reduced, the friction between the buffer bracket 300 and the ground is reduced, on the other hand, the two inner tubes 310 are fastened by using buckles to absorb the axial vibration, so that the vibration of the whole rotary vibration screening device in the axial direction is reduced, and the direct collision between the buffer bracket 300 and the ground is reduced.

In some embodiments, the vibration chassis 100 includes a base 110, a vibration motor 120, and a vibration plate 130, and a plurality of springs 111 are circumferentially disposed at an edge of the base 110; the vibration motor 120 is fixed on the base 110, and a projection 121 is fixed on the shaft body of the motor shaft of the vibration motor 120; the middle part of the vibration disc 130 is provided with a through hole, a motor shaft of the vibration motor 120 is arranged in the through hole, the bump 121 is abutted against the inner side of the through hole, the distance between the axis of the motor shaft of the vibration motor 120 and the abutted part of the bump 121 is larger than the diameter of the through hole, the vibration disc 130 is fixedly connected with the plurality of springs 111, and the vibration disc 130 is fixedly connected with the screening box body 200. Wherein, vibrating motor 120's motor shaft can make vibration dish 130 carry out eccentric rotation at the pivoted in-process, and then makes a plurality of springs 111 produce decurrent separation, and then makes vibration dish 130 produce the vibration, on the vibration energy of vibration dish 130 can directly transmit the screening case with vibration dish 130 fixed connection to the realization carries out rotatory vibration screening's effect to the screening case.

In some embodiments, the outer tube 320 includes two first outer tubes 321 and one second outer tube 322, the first outer tubes 321 and the inner tubes 310 correspond to each other one by one, the first outer tubes 321 surround the outer portions of the inner tubes 310, the elastic member 330 is fixedly connected between the first outer tubes 321 and the inner tubes 310, and the second outer tubes 322 surround the two second outer tubes 322. The second outer pipe 322 provides a supporting force to the entire buffer bracket 300 to increase the rigidity of the entire buffer bracket 300, and the first outer pipe 321 is coupled to the inner pipe 310 to absorb vibration energy transmitted to the lower side by the elastic member 330 therebetween, thereby reducing vibration and noise.

To facilitate the discharging, it is preferable that the inside of the sieving box 200 has a bottom plate 220 obliquely arranged, and the bottom plate 220 is obliquely arranged toward the material discharge hole 260. So that the material will roll towards the material outlet 260 during the discharging process. In contrast, in order to prevent the material from coming out of the material outlet 260 during the material sieving process, the switch doors 400 are movably connected to both the material outlet 260 and the miscellaneous material outlet 250. The opening is only performed when the material needs to be taken out.

In order to give the material inside a tendency to vibrate in the vertical direction, the surface of the screen plate is provided with a plurality of ferrules 230, and a plurality of elastic balls 231 are built in the ferrules 230. In the vibrating process, the elastic ball 231 can repeatedly jump and hit the sieve plate, so that the sieve plate can jump in the vertical direction, the efficiency of the screening process is improved, further, the distance between the sieve plate and the top of the screening box body 200 is larger than the diameter of the elastic ball 231, and the distance between the upper end surface of the ferrule 230 and the top of the screening box body 200 is smaller than the diameter of the elastic ball 231. Preventing the resilient ball 231 from coming out of the ferrule 230.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A rotary vibratory screening apparatus comprising a vibratory chassis (100), a screening bin (200), and a plurality of cushioning supports (300);

the vibrating chassis (100) is fixedly connected with the screening box body (200) and is configured to drive the screening box body (200) to vibrate;

the screening box body (200) is internally provided with a screening plate (210), the screening plate (210) divides an inner cavity of the screening box body (200) into a material storage cavity (211) and a material screening cavity (212), the screening plate (210) is provided with a plurality of screening holes (213), the upper end of the screening box body (200) is provided with a feeding hole (240), the side wall of the screening box body (200) is provided with a sundry material discharging hole (250) and a material discharging hole (260), the sundry material discharging hole (250) and the material screening cavity (212) are correspondingly arranged, and the material discharging hole (260) and the material storage cavity (211) are correspondingly arranged;

buffer bracket (300), it is a plurality of buffer bracket (300) winds the center of vibration chassis (100) encircles the setting, buffer bracket (300) include two inner tubes (310), outer tube (320) and elastic component (330), two through snap ring (311) fixed connection between inner tube (310), two are located to outer tube (320) cover outside inner tube (310), elastic component (330) are fixed outer tube (320) with between inner tube (310), inner tube (310) are fixed the bottom of vibration chassis (100).

2. A rotary vibratory screening apparatus as set forth in claim 1 wherein said vibratory pan (100) includes:

the spring seat comprises a base (110), wherein a plurality of springs (111) are arranged around the edge of the base (110);

the vibration motor (120), the vibration motor (120) is fixed on the base (110), and a lug (121) is fixed on the shaft body of the motor shaft of the vibration motor (120);

vibration dish (130), vibration dish (130) middle part is provided with the through-hole, the motor shaft of vibrating motor (120) is arranged in the through-hole, lug (121) with the inboard butt of through-hole, the axle center of the motor shaft of vibrating motor (120) with the distance of the butt department of lug (121) is greater than the diameter of through-hole, vibration dish (130) and a plurality of spring (111) fixed connection, vibration dish (130) with screening box (200) fixed connection.

3. A rotary vibratory screening apparatus as claimed in claim 1, wherein said outer tubes (320) comprise two first outer tubes (321) and one second outer tube (322), said first outer tubes (321) and said inner tubes (310) corresponding one to one, said first outer tubes (321) surrounding the outside of said inner tubes (310), said elastic members (330) being fixedly connected between said first outer tubes (321) and said inner tubes (310), said second outer tubes (322) surrounding both said second outer tubes (322).

4. A rotary vibratory screening apparatus as set forth in claim 1 wherein said interior of said screening box (200) has an obliquely disposed floor (220), said floor (220) being obliquely disposed toward said material discharge opening (260).

5. A rotary vibratory screening apparatus as set forth in claims 1 or 4 wherein said material discharge outlet (260) and said miscellaneous material discharge outlet (250) are both movably connected with a switch door (400).

6. A rotary vibratory screening apparatus as claimed in claim 1 wherein a surface of said screen deck is provided with a plurality of collars (230), said collars (230) having a plurality of resilient balls (231) embedded therein.

7. A rotary vibratory screening apparatus as claimed in claim 6, characterized in that the distance between the screen deck and the top of the screening box (200) is larger than the diameter of the resilient ball (231) and the distance between the upper end face of the collar (230) and the top of the screening box (200) is smaller than the diameter of the resilient ball (231).