CN218902628U

CN218902628U - Negative pressure efficient vibrating screen

Info

Publication number: CN218902628U
Application number: CN202223258218.6U
Authority: CN
Inventors: 宋庚申; 宋昌赞; 李达; 李亚飞; 宋新礼
Original assignee: Hebei Guikang Metal Products Co ltd
Current assignee: Hebei Guikang Metal Products Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-04-25
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a negative pressure efficient vibrating screen, which comprises a screen box, wherein a first screen is arranged in the screen box, vibrating grooves are formed in two sides of the screen box, mounting rods are arranged on two sides of the screen box, adjusting rods are arranged in the mounting rods, the bottom ends of the adjusting rods are fixedly connected with mounting plates, mounting holes are formed in the mounting plates, a screening cavity is formed in the bottom end of the first screen, a second screen is arranged in the screening cavity, and four groups of fixing plates are fixedly connected to two sides of the top end of the screen box. This negative pressure efficient vibration screen cloth passes through driving motor and drives the lead screw rotation, and the outside driving sleeve of lead screw drives cleaning brush and makes a round trip to reciprocate at the screen box top, and the cleaning brush of removal can be with the material that blocks up in first screen cloth and second screen cloth mesh brushing off, and this structure has realized the efficiency that the automatically cleaning's function had improved the screen cloth clearance, has solved the problem of inconvenient clearance.

Description

Negative pressure efficient vibrating screen

Technical Field

The utility model relates to the technical field of screens, in particular to a negative pressure efficient vibrating screen.

Background

The vibrating screen is one of indispensable parts in negative pressure vibrating screen equipment, and the negative pressure vibrating screen is equipment for screening through a vacuum suction system, and the woven structure of the vibrating screen is a corrugated metal wire which is bent in advance, so that two bends are clamped at the same position, and the size of a mesh hole is ensured.

Through retrieving, according to the rotatory negative pressure vibration screen cloth of application number CN202122395887.7 disclosed, mention "front end internal surface swing joint of installation piece has the slider, the lower extreme surface fixedly connected with connecting rod of slider, the lower extreme surface fixedly connected with post groove of connecting rod, the left side external surface fixedly connected with spring of post groove, the front end external surface fixedly connected with slide of slider, the upper end external surface fixedly connected with friction lever of slider, the left side internal surface swing joint of post groove has the spliced pole, the right side external surface fixedly connected with column spinner of spliced pole, the outer wall swing joint of column spinner has the screen cloth, the right side external surface swing joint of installation piece has the movable block.

The vibrating screen designed in the first scheme is installed in a clamping mode, the installed structure is single, and the installed adjustable performance is poor;

secondly, after the vibrating screen is used for a long time, the inside of the meshes of the screen is easily blocked by materials, so that the screening effect is poor;

thirdly, the range of the vibrating screen is limited, and the screening space is small and the treatment capacity is low.

Disclosure of Invention

The utility model aims to provide a negative pressure efficient vibrating screen, which solves the problem that the background technology is inconvenient to clean.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a negative pressure efficient vibrating screen, includes the screen box, the internally mounted of screen box has first screen cloth, the both sides of screen box are provided with the vibration groove, the both sides of screen box are provided with the installation pole, the inside of installation pole is provided with the regulation pole, the bottom fixedly connected with mounting panel of regulation pole, the inside of mounting panel is provided with the mounting hole, the bottom of first screen cloth is provided with the screening chamber, the internally mounted in screening chamber has the second screen cloth, the both sides fixedly connected with four groups fixed plates on screen box top, fixedly connected with dead lever between the fixed plate, swing joint has the lead screw between the fixed plate, the outside of lead screw and dead lever is provided with the driving sleeve, the below of lead screw is provided with the gag lever post, the bottom fixedly connected with cleaning brush of driving sleeve, one side fixed mounting of fixed plate has driving motor.

Preferably, the bottom cover of drive sleeve is sliding connection in the outside of gag lever post, the bottom of cleaning brush inlays the inside at first screen cloth and second screen cloth.

Preferably, the output end of the driving motor is fixedly connected with one side of the screw rod, and the internal thread of the driving sleeve is embedded with the external thread of the screw rod.

Preferably, the top of first screen cloth fixed mounting has the gusset plate, inside equidistant honeycomb hole that is provided with of gusset plate.

Preferably, a positioning hole is formed in the adjusting rod, and a positioning bolt is movably linked in the mounting rod.

Preferably, one side of the positioning bolt is embedded in the positioning hole.

Preferably, one side of the mounting rod is fixedly connected with a vibrating block, and the vibrating block is embedded in the vibrating groove.

Compared with the prior art, the utility model has the beneficial effects that: the negative pressure efficient vibrating screen not only realizes the function of automatic cleaning, but also realizes the function of flexible installation and efficient screening;

(1) Through being provided with driving motor, lead screw, gag lever post, fixed plate, drive sleeve and cleaning brush, the cleaning brush is placed always in one side of screen box top and can not influence normal screening when idle, can start driving motor earlier when needs clean first screen cloth and second screen cloth, and driving motor drives the lead screw rotation, and the outside drive sleeve of lead screw drives the cleaning brush and reciprocates at screen box top, and the material that blocks up in first screen cloth and second screen cloth mesh can be washed away to the cleaning brush that removes, and this structure has realized self-cleaning's function;

(2) The screen box is characterized in that the screen box is provided with the installation rod, the installation plate, the positioning bolt, the positioning hole and the adjusting rod, the installation height can be adjusted according to the installation requirement of equipment when the screen is installed, the positioning bolt is screwed out of the positioning hole firstly when the screen is adjusted, then the adjusting rod is moved, the adjusting rod drives the installation plate to move to a proper height and then is locked by the positioning bolt, and then the screen box is installed on the equipment by the installation plate and the installation hole;

(3) Through being provided with first screen cloth, screening chamber, second screen cloth and gusset plate, the material can pass through first screen cloth at the in-process of screening, and cellular gusset plate on the first screen cloth can evenly divide the material to inside the first screen cloth, and the material enters into the screening intracavity portion after screening through first screen cloth and carries out secondary screening, and equidistant distributed's screening chamber has enlarged the space of screening, has strengthened the throughput of screening.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic cross-sectional elevation view of the mounting plate of the present utility model.

In the figure: 1. a mounting rod; 2. a screen box; 3. a driving motor; 4. a first screen; 5. a screw rod; 6. a limit rod; 7. a fixing plate; 8. a vibration tank; 9. a mounting plate; 10. a screening cavity; 11. a second screen; 12. a drive sleeve; 13. a fixed rod; 14. a reinforcing plate; 15. a mounting hole; 16. a cleaning brush; 17. positioning bolts; 18. positioning holes; 19. an adjusting rod; 20. and (5) vibrating the block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1: referring to fig. 1-4, a negative pressure efficient vibrating screen comprises a screen box 2, wherein a first screen 4 is installed in the screen box 2, vibrating grooves 8 are formed in two sides of the screen box 2, mounting rods 1 are arranged on two sides of the screen box 2, adjusting rods 19 are arranged in the mounting rods 1, the bottom ends of the adjusting rods 19 are fixedly connected with mounting plates 9, mounting holes 15 are formed in the mounting plates 9, a screening cavity 10 is formed in the bottom end of the first screen 4, a second screen 11 is installed in the screening cavity 10, four groups of fixing plates 7 are fixedly connected to two sides of the top end of the screen box 2, fixing rods 13 are fixedly connected between the fixing plates 7, screw rods 5 are movably connected between the fixing plates 7, driving sleeves 12 are arranged outside the screw rods 5 and the fixing rods 13, limiting rods 6 are arranged below the screw rods 5, cleaning brushes 16 are fixedly connected to the bottom ends of the driving sleeves 12, and a driving motor 3 is fixedly installed on one side of the fixing plates 7;

the bottom end of the driving sleeve 12 is sleeved outside the limiting rod 6 in a sliding connection manner, the bottom ends of the cleaning brushes 16 are embedded inside the first screen 4 and the second screen 11, the output end of the driving motor 3 is fixedly connected with one side of the screw rod 5, and the internal threads of the driving sleeve 12 are embedded with the external threads of the screw rod 5;

specifically, as shown in fig. 1, 2 and 3, the driving motor 3 drives the screw rod 5 to rotate, the cleaning brush 16 at the bottom of the screw rod 5 can clean the first screen 4 and the second screen 11, and the moving cleaning brush 16 can clean the materials blocked in the meshes of the first screen 4 and the second screen 11 to realize an automatic cleaning function.

Example 2: the inside of the adjusting rod 19 is provided with a positioning hole 18, the inside of the mounting rod 1 is movably linked with a positioning bolt 17, one side of the positioning bolt 17 is embedded in the positioning hole 18, one side of the mounting rod 1 is fixedly connected with a vibrating block 20, and the vibrating block 20 is embedded in the vibrating groove 8;

specifically, as shown in fig. 1 and 4, the height of the mounting plate 9 can be adjusted, the positioning bolt 17 is screwed out from the positioning hole 18 during adjustment, the adjusting rod 19 drives the mounting plate 9 to move to a proper height and then is locked by using the positioning bolt 17, and the mounting flexibility of the adjustable mounting plate 9 is improved.

Example 3: the top end of the first screen 4 is fixedly provided with a reinforcing plate 14, and honeycomb holes are formed in the reinforcing plate 14 at equal intervals;

specifically, as shown in fig. 1 and 2, the cellular reinforcement plate 14 on the first screen 4 can uniformly divide the material into the first screen 4, and the material enters the screening cavity 10 for secondary screening after being screened by the first screen 4, so that the screening efficiency is improved.

Working principle: when the screen box 2 is used, firstly, the screen box 2 is installed on equipment, firstly, the positioning bolts 17 are required to be adjusted according to the installation requirement, firstly, the positioning bolts 17 are screwed out from the inside of the positioning holes 18, then, the adjusting rods 19 are moved, the adjusting rods 19 drive the installation plates 9 to move to a proper height, then, the positioning bolts 17 are used for locking the installation plates, after the installation is stable, the equipment can drive the screen box 2 to vibrate to realize rapid screening, materials can pass through the first screen 4 in the screening process, the cellular reinforcing plate 14 on the first screen 4 can uniformly divide the materials into the first screen 4, the materials enter the screening cavity 10 to carry out secondary screening after being screened by the first screen 4, the screening cavity 10 distributed at equal intervals enlarges the screening space, when the first screen 4 and the second screen 11 need to be cleaned, the driving motor 3 can be started firstly, the driving motor 3 drives the screw 5 to rotate, the driving sleeve 12 outside the screw 5 drives the cleaning brush 16 to reciprocate back and forth at the top of the screen box 2, and the moving cleaning brush 16 can brush the materials blocked in the meshes of the first screen 4 and the second screen 11, and the automatic cleaning function is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a negative pressure efficient vibrating screen, includes sieve case (2), its characterized in that: the utility model discloses a screen cloth, including screen cloth (2), screen cloth (2) are provided with vibration groove (8), screen cloth (2) are provided with installation pole (1) in both sides, the inside of installation pole (1) is provided with regulation pole (19), the bottom fixedly connected with mounting panel (9) of regulation pole (19), the inside of mounting panel (9) is provided with mounting hole (15), the bottom of first screen cloth (4) is provided with screening chamber (10), the internally mounted in screening chamber (10) has second screen cloth (11), screen cloth (2) are provided with four groups fixed plate (7) in both sides fixedly connected with on top, fixedly connected with dead lever (13) between fixed plate (7), swing joint has lead screw (5) between fixed plate (7), the outside of lead screw (5) and dead lever (13) is provided with driving sleeve (12), the below of lead screw (5) is provided with spacing pole (6), the bottom fixedly connected with cleaning brush (16) of driving sleeve (12), fixed plate (3) one side.

2. The negative pressure efficient vibratory screen of claim 1, wherein: the bottom of the driving sleeve (12) is sleeved outside the limiting rod (6) and is in sliding connection, and the bottom of the cleaning brush (16) is embedded inside the first screen (4) and the second screen (11).

3. The negative pressure efficient vibratory screen of claim 1, wherein: the output end of the driving motor (3) is fixedly connected with one side of the screw rod (5), and the internal thread of the driving sleeve (12) is embedded with the external thread of the screw rod (5).

4. The negative pressure efficient vibratory screen of claim 1, wherein: the top of first screen cloth (4) fixed mounting has gusset plate (14), inside equidistant honeycomb hole that is provided with of gusset plate (14).

5. The negative pressure efficient vibratory screen of claim 1, wherein: the inside of adjusting pole (19) is provided with locating hole (18), the inside movable link of installation pole (1) has positioning bolt (17).

6. The negative pressure efficient vibratory screen of claim 5, wherein: one side of the positioning bolt (17) is embedded in the positioning hole (18).

7. The negative pressure efficient vibratory screen of claim 1, wherein: one side of the mounting rod (1) is fixedly connected with a vibrating block (20), and the vibrating block (20) is embedded in the vibrating groove (8).