CN210995208U

CN210995208U - Horizontal elliptical vibrating screen

Info

Publication number: CN210995208U
Application number: CN201921769303.4U
Authority: CN
Inventors: 胡玉冰; 袁刘杰
Original assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Current assignee: Shanghai Zhaorui Mechanical Equipment Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-07-14
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a horizontal elliptical vibrating screen, which relates to the technical field of screening devices, and comprises a screen box, wherein a square frame is arranged in the screen box, a screen is arranged on the square frame, the screen comprises a mounting frame and a screen sheet arranged on the upper surface of the mounting frame, the mounting frame is in a square arrangement and is matched with the square frame, and the mounting frame is fixed on the square frame through a fixing piece; the mounting bracket includes two first supports and two second supports, first support sets up along sieve case length direction, the second support sets up along sieve case width direction, first support passes through the mounting and installs on the sieve case, the second support is the arc setting, and the arc sets up towards sieve roof portion for make the screen cloth be the arc setting. Through the setting of screen cloth arc for guide to material looks screen cloth both sides, thereby improve the rate of utilization and the screening effect of screen cloth.

Description

Horizontal elliptical vibrating screen

Technical Field

The utility model relates to a sieving mechanism's technical field, more specifically says, it relates to a horizontal elliptical vibrating screen.

Background

In the screening machine, the processing capacity of the circular vibrating screen is larger than that of the linear vibrating screen, the screening efficiency of the linear vibrating screen is higher than that of the circular vibrating screen, and the three-shaft elliptical vibrating screen has the processing capacity of both the circular vibrating screen and the screening efficiency of the linear vibrating screen.

The existing triaxial elliptical vibrating screen comprises a screen box, wherein the screen box is formed by riveting an upper frame, a lower frame and side plates, screen meshes with different specifications are respectively installed on the upper frame and the lower frame to form two layers of screen surfaces, and the two layers of screen surfaces are arranged horizontally.

When the existing triaxial elliptical vibrating screen works, the motion trail of the material is elliptical, so that the material is generally gathered in the middle of the screen, the middle load of the screen is too heavy, and the service life of the screen is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a horizontal elliptical vibrating screen, through the setting of screen cloth arc for lead the material, improve the rate of utilization and the screening effect of screen cloth.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a horizontal elliptical vibrating screen comprises a screen box, wherein a square frame is arranged in the screen box, and a screen is arranged on the square frame;

the mounting bracket includes two first supports and two second supports, first support sets up along sieve case length direction, the second support sets up along sieve case width direction, first support passes through the mounting and installs on the sieve case, the second support is the arc setting, and the arc sets up towards sieve roof portion for make the screen cloth be the arc setting.

Through adopting above-mentioned technical scheme, set up through the screen cloth arc for the material that gets into can be to screen cloth both sides motion, is used for leading to the material, prevents that too much material from piling up in the middle of the screen cloth, influences the life of screen cloth. The materials can be uniformly laid on the screen, so that the utilization rate and the screening effect of the screen are improved.

The utility model discloses further set up to: the square frame comprises a fixing frame, the length of the fixing frame is matched with the width of the screen box, the fixing frame is evenly arranged along the length direction of the screen box, the upper surface of the fixing frame is arranged in an arc shape, and the arc shape is matched with the arc shape of the second support.

Through adopting above-mentioned technical scheme, the mount that the arc set up can provide certain holding power to the mounting bracket, improves the installation steadiness of screen cloth.

The utility model discloses further set up to: the mount includes the fixing base that the U type set up and the fixed plate that the arc set up, the fixing base opening sets up towards sieve case top, the fixed plate sets up at the fixing base top, the arc looks adaptation of fixed plate arc and second support, just a plurality of draw-in grooves have evenly been seted up to the fixed plate along its length direction, the joint has the elastic rubber strip in the draw-in groove, two adjacent mounts can be connected to the elastic rubber strip.

Through adopting above-mentioned technical scheme, during the installation mount, earlier fix the base riveting in the sieve incasement, then weld the fixed plate on the fixing base, correspond the draw-in groove with the elastic rubber strip and place again, promote the elastic rubber strip after that for the elastic rubber strip joint is in the draw-in groove to connect two adjacent mounts, be used for playing buffering and fixed effect, prevent that the fixed plate from at the shale shaker during operation, breaking occur, improve the life-span of equipment's use.

The utility model discloses further set up to: and a positioning bolt is arranged on the second support, and the positioning bolt penetrates through the second support to be in threaded connection with the fixing frame.

Through adopting above-mentioned technical scheme for fixed screen cloth improves the fixed effect of screen cloth, thereby improves the leakproofness of screen cloth, prevents that the material from falling into the screen cloth of below from the gap between screen cloth and the mount, influences the screening effect of material.

The utility model discloses further set up to: the fixing pieces are uniformly arranged along the length direction of the screen box, and each fixing frame is correspondingly provided with a fixing piece;

the mounting is including setting up the dead lever on the sieve incasement lateral wall, be provided with the trip on the dead lever, be provided with the card on the first support and decide the piece, the card decide the piece with be formed with the card between the first support and decide the groove, the card groove sets up towards the sieve incasement centre, just the card decide the groove with trip looks joint.

Through adopting above-mentioned technical scheme, when the fixed screen cloth, will set up trip and the joint of card groove looks on the dead lever, accomplish the installation and the fixed of screen cloth.

The utility model discloses further set up to: the screen box is provided with a through hole, an external thread is arranged on the outer surface of the fixing rod, the fixing rod is matched with the through hole and penetrates through the through hole, a fixing nut is further arranged on the fixing rod, and the fixing nut is located outside the screen box and is abutted to the outer surface of the screen box.

Through adopting above-mentioned technical scheme, when the fixed screen cloth, pass the through-hole with the dead lever from sieve incasement portion, then will set up trip and card groove looks joint on the dead lever to the pulling dead lever makes first support and sieve case lateral wall looks butt, overlaps the fixation nut cover on the dead lever at last, twists fixation nut, makes fixation nut and sieve case lateral wall looks butt, fixes the position of dead lever.

The utility model discloses further set up to: still the cover is equipped with the gasket on the dead lever, the gasket is located between fixation nut and the sieve case lateral wall.

Through adopting above-mentioned technical scheme, improve frictional force between fixation nut and the sieve case lateral wall, improve fixation nut to the fixed effect of dead lever to improve the fixed firmness of screen cloth.

The utility model discloses further set up to: the one end that the dead lever was provided with the trip still is provided with the stopper, be provided with the spacing groove on the inner wall of sieve case, the stopper with spacing groove looks joint.

Through adopting above-mentioned technical scheme for the position and the motion of injecing the dead lever prevent that the dead lever from taking place to rotate at the shale shaker during operation, further improve the fixed firmness of mounting to the screen cloth.

The utility model discloses further set up to: the fixed rod is obliquely arranged and tangent to the arc of the second support.

Through adopting above-mentioned technical scheme, can give a decurrent effort to the screen cloth for support the screen cloth tightly on the fixed plate, improve the fixed firmness of screen cloth.

The utility model discloses further set up to: one side of the first support, which is close to the side wall of the screen box, is provided with an elastic rubber layer, and the elastic rubber layer is arranged along the length direction of the screen box.

Through adopting above-mentioned technical scheme for the width of screen cloth is adjustable, has improved the sealed effect of screen cloth, prevents that the material from falling into the screen cloth of below from the gap between screen cloth and the sieve case lateral wall, influences the screening effect of material.

Compared with the prior art, the utility model has the advantages that:

1. due to the arc arrangement of the screen, the entering materials can move towards the two sides of the screen to guide the materials, so that the phenomenon that the service life of the screen is influenced because excessive materials are accumulated in the middle of the screen is prevented, and the materials can be uniformly laid on the screen, so that the utilization rate and the screening effect of the screen are improved;

2. through being provided with positioning bolt for fixed screen cloth improves the fixed effect of screen cloth, thereby improves the leakproofness of screen cloth, prevents that the material from falling into the screen cloth of below from the gap between screen cloth and the mount, influences the screening effect of material.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the explosion structure of the present invention, mainly showing the structure of the square frame and the screen;

fig. 3 is a plan sectional view of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is an enlarged view of the portion B of FIG. 3;

FIG. 6 is an enlarged view of section C of FIG. 1;

fig. 7 is an enlarged view of a portion D of fig. 1.

Reference numerals: 100. a screen box; 200. a square frame; 210. a fixed mount; 211. a fixed seat; 212. a fixing plate; 213. a card slot; 214. an elastic rubber strip; 300. screening a screen; 310. a mounting frame; 311. a first bracket; 312. a clamping block; 313. a clamping groove; 314. an elastic rubber layer; 315. a second bracket; 320. positioning the bolt; 321. positioning a nut; 330. a screen sheet; 400. a fixing member; 410. fixing the rod; 411. a hook is clamped; 412. a through hole; 413. a limiting block; 414. a limiting groove; 420. fixing a nut; 421. and (7) a gasket.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, a horizontal elliptical vibrating screen includes a screen box 100, a square frame 200 provided in the screen box 100, and a screen 300 provided on the square frame 200. The screen 300 includes a mounting frame 310 and a screen sheet 330 disposed on an upper surface of the mounting frame 310. The mounting bracket 310 is disposed in a square shape and is adapted to the square frame 200, and the mounting bracket 310 is fixed to the square frame 200 by a fixing member 400.

In the present embodiment, three square frames 200 are provided, which are respectively arranged in order from bottom to top in the height direction of the screen box 100 and are parallel to each other.

Referring to fig. 2, the mounting frame 310 includes two first brackets 311 and two second brackets 315, the first brackets 311 are disposed along a length direction of the sieve box 100, the second brackets 315 are disposed along a width direction of the sieve box 100, the first brackets 311 are mounted on the sieve box 100 through the fixing members 400, the second brackets 315 are disposed in an arc shape, and the arc shape is disposed toward a top of the sieve box 100 to enable the sieve mesh 300 to be disposed in an arc shape.

Referring to fig. 2 and 3, the square frame 200 includes a fixing frame 210, the length of the fixing frame 210 is adapted to the width of the screen box 100, and the fixing frame 210 is uniformly arranged along the length direction of the screen box 100. The upper surface of the fixing frame 210 is arc-shaped, and the arc shape is matched with the arc shape of the second bracket 315.

In this embodiment, there are 5 fixing frames 210, and the fixing frames 210 are uniformly arranged along the length direction of the screen box 100, and both ends of the screen box 100 must be provided with the fixing frames 210. The mounting frames 310 are disposed between the two fixing frames 210, and two adjacent mounting frames 310 are integrally disposed, that is, a second support 315 and a first support 311 are shared between two adjacent mounting frames 310.

Referring to fig. 3 and 4, the fixing bracket 210 includes a fixing seat 211 of a U-shaped configuration and a fixing plate 212 of an arc configuration, the opening of the fixing seat 211 is disposed toward the top of the screen box 100, the fixing plate 212 is disposed on the top of the fixing seat 211, and the arc of the fixing plate 212 is matched with the arc of the second bracket 315. The fixing plate 212 is uniformly provided with a plurality of slots 213 along the length direction thereof, the slots 213 are internally connected with elastic rubber strips 214, and the elastic rubber strips 214 can be connected with two adjacent fixing frames 210, i.e. the slots 213 on each fixing plate 212 are correspondingly arranged. In this embodiment, the elastic rubber strip 214 is also adhered and disposed in the slot 213.

When installation mount 210, with fixing base 211 riveting in sieve case 100 earlier, then weld fixed plate 212 on fixing base 211, correspond draw-in groove 213 with elastic rubber strip 214 again and place, promote elastic rubber strip 214 after that for elastic rubber strip 214 joint is in draw-in groove 213, and connect two adjacent mounts 210, be used for playing buffering and fixed effect, prevent fixed plate 212 at the shale shaker during operation, the fracture takes place, improve the life-span of equipment's use.

Referring to fig. 3 and 5, the second bracket 315 is further provided with a positioning bolt 320, and the positioning bolt 320 penetrates through the second bracket 315 to be in threaded connection with the fixing plate 212. And a positioning nut 321 is further disposed on the positioning bolt 320, and the positioning nut 321 is in threaded connection with the positioning bolt 320 and abuts against the fixing plate 212. In this embodiment, only one positioning bolt 320 is provided and located at the center of the second bracket 315, so as to prevent the arc-shaped screen 300 from protruding from the center and affecting the sealing performance of the screen 300.

Referring to fig. 1 and 2, the fixing members 400 are uniformly arranged along the length direction of the screen box 100, and each fixing frame 210 is correspondingly provided with the fixing member 400, that is, in this embodiment, the number of the fixing members 400 is 5.

Referring to fig. 6 and 7, the fixing member 400 includes a fixing rod 410 disposed on an inner side wall of the sieve box 100, a hook 411 is integrally disposed on the fixing rod 410, a locking block 312 is integrally disposed on the first bracket 311, a locking groove 313 is formed between the locking block 312 and the first bracket 311, the locking groove 313 faces the middle of the sieve box 100, and the locking groove 313 is locked with the hook 411.

Referring to fig. 6 and 7, a through hole 412 is formed in the screen box 100, an external thread is formed on the outer surface of the fixing rod 410, a fixing nut 420 and a gasket 421 are further sleeved on the fixing rod 410, the fixing nut 420 and the gasket 421 are both located outside the screen box 100, and the gasket 421 is located between the fixing nut 420 and the side wall of the screen box 100. During installation, the fixing rod 410 penetrates through the through hole 412, then the fixing nut 420 and the gasket 421 are sleeved on the fixing rod 410, and the fixing nut 420 is screwed, so that the fixing nut 420 tightly presses the gasket 421 against the side wall of the screen box 100.

Referring to fig. 6 and 7, the end of the fixing rod 410 provided with the hook 411 is further integrally provided with a limiting block 413, the inner wall of the sieve box 100 is provided with a limiting groove 414, the limiting block 413 and the limiting groove 414 are clamped with each other, and the limiting groove 414 is arranged along the length direction of the sieve box 100.

In this embodiment, the fixing rod 410 is disposed obliquely and tangent to the arc of the second bracket 315, so as to provide a downward force to the screen 300, so as to tightly support the screen 300 on the fixing plate 212, thereby improving the fixing firmness of the screen 300.

Referring to fig. 6 and 7, an elastic rubber layer 314 is adhered to one side of the first bracket 311 close to the side wall of the screen box 100, and the elastic rubber layer 314 is arranged along the length direction of the screen box 100.

The working process is as follows:

the fixing frame 210 is installed, the fixing seat 211 is riveted in the sieve box 100, the fixing plate 212 is welded on the fixing seat 211, the elastic rubber strip 214 is placed in the corresponding clamping groove 213, and then the elastic rubber strip 214 is pushed, so that the elastic rubber strip 214 is clamped in the clamping groove 213 and connected with the two adjacent fixing frames 210.

The screen 300 is installed, the screen 300 is firstly placed on the fixing frame 210, then the fixing rod 410 penetrates through the through hole 412 from the inside of the screen box 100, the clamping hook 411 arranged on the fixing rod 410 is clamped with the clamping groove 313, then the fixing rod 410 is pulled, the limiting block 413 is clamped with the limiting groove 414, and meanwhile, the first support 311 is abutted to the inner side wall of the screen box 100. Then, the gasket 421 and the fixing nut 420 are sleeved on the fixing rod 410, so that the fixing nut 420 tightly presses the gasket 421 against the outer side wall of the sieve box 100.

Finally, the positioning bolt 320 penetrates through the second bracket 315, the fixing plate 212 and the positioning bolt 320, so that the positioning bolt 320 is in threaded connection with the fixing plate 212 and the positioning nut 321, and the positioning nut 321 is abutted against the fixing plate 212, thereby completing the installation of the screen 300.

The above steps are repeated and the remaining screen 300 is installed.

When the screen cloth 300 is installed, the square frame 200 and the screen cloth 300 are installed in sequence from bottom to top, and after one layer of the square frame 200 is installed, the screen cloth 300 on the layer is installed. After the installation of the screen 300 is completed, the next layer of the square frame 200 and the screen 300 is installed.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The horizontal elliptical vibrating screen comprises a screen box (100), wherein a square frame (200) is arranged in the screen box (100), and a screen (300) is arranged on the square frame (200), and is characterized in that the screen (300) comprises an installation frame (310) and a screen sheet (330) arranged on the upper surface of the installation frame (310), the installation frame (310) is arranged in a square shape and matched with the square frame (200), and the installation frame (310) is fixed on the square frame (200) through a fixing piece (400);

mounting bracket (310) includes two first supports (311) and two second supports (315), sieve case (100) length direction setting is followed in first support (311), sieve case (100) width direction setting is followed in second support (315), install on sieve case (100) first support (311) through mounting (400), second support (315) are the arc setting, and the arc sets up towards sieve case (100) top for make screen cloth (300) be the arc setting.

2. The horizontal elliptical vibrating screen of claim 1, characterized in that the square frame (200) comprises a fixing frame (210), the length of the fixing frame (210) is matched with the width of the screen box (100), the fixing frame (210) is uniformly arranged along the length direction of the screen box (100), the upper surface of the fixing frame (210) is arranged in an arc shape, and the arc shape is matched with the arc shape of the second bracket (315).

3. The horizontal elliptical vibrating screen of claim 2, characterized in that the fixing frame (210) comprises a fixing seat (211) arranged in a U shape and a fixing plate (212) arranged in an arc shape, the fixing seat (211) is provided with an opening towards the top of the screen box (100), the fixing plate (212) is arranged at the top of the fixing seat (211), the arc shape of the fixing plate (212) is matched with the arc shape of the second support (315), the fixing plate (212) is uniformly provided with a plurality of clamping grooves (213) along the length direction thereof, the clamping grooves (213) are internally clamped with elastic rubber strips (214), and the elastic rubber strips (214) can be connected with two adjacent fixing frames (210).

4. The horizontal elliptical vibrating screen of claim 3, characterized in that a positioning bolt (320) is disposed on the second bracket (315), and the positioning bolt (320) passes through the second bracket (315) and is in threaded connection with the fixed frame (210).

5. The horizontal elliptical vibrating screen of claim 2, characterized in that the fixing members (400) are uniformly arranged along the length direction of the screen box (100), and each fixing frame (210) is correspondingly provided with a fixing member (400);

fixing part (400) is including setting up dead lever (410) on sieve case (100) inside wall, be provided with trip (411) on dead lever (410), be provided with clamping piece (312) on first support (311), clamping piece (312) with be formed with clamping groove (313) between first support (311), clamping groove (313) set up towards the sieve case (100) centre, just clamping groove (313) with trip (411) looks joint.

6. The horizontal elliptical vibrating screen of claim 5, characterized in that a through hole (412) is provided on the screen box (100), an external thread is provided on the outer surface of the fixing rod (410), the fixing rod (410) is adapted to the through hole (412) and passes through the through hole (412), and a fixing nut (420) is further provided on the fixing rod (410), the fixing nut (420) is located outside the screen box (100) and abuts against the outer surface of the screen box (100).

7. The horizontal elliptical vibrating screen of claim 6, characterized in that a gasket (421) is further sleeved on the fixing rod (410), and the gasket (421) is located between the fixing nut (420) and the outer side wall of the screen box (100).

8. The horizontal elliptical vibrating screen according to claim 7, characterized in that one end of the fixing rod (410) provided with the hook (411) is further provided with a limiting block (413), the inner wall of the screen box (100) is provided with a limiting groove (414), and the limiting block (413) is clamped with the limiting groove (414).

9. The horizontal elliptical vibrating screen of claim 5, wherein the retaining bars (410) are obliquely disposed and tangent to the arc of the second support (315).

10. The horizontal elliptical vibrating screen of claim 9, characterized in that the first support (311) is provided with an elastic rubber layer (314) on one side near the side wall of the screen box (100), and the elastic rubber layer (314) is arranged along the length direction of the screen box (100).