CN213079083U

CN213079083U - Low-noise vibrating screen

Info

Publication number: CN213079083U
Application number: CN202021627717.6U
Authority: CN
Inventors: 李明
Original assignee: Zhenjiang Pioneer Cropscience Co ltd
Current assignee: Zhenjiang Pioneer Cropscience Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-30
Anticipated expiration: 2030-08-07

Abstract

The utility model discloses a low-noise vibrating screen, wherein a bottom frame is fixedly connected with a first screen frame, a second screen frame is arranged on the first screen frame, a driving device is arranged on the bottom frame, and the driving device is used for driving the second screen frame to move; the second sieve frame is provided with a first sliding block, the first sieve frame is provided with a first sliding groove corresponding to the first sliding block, the first sliding block is connected with the first sliding groove in a sliding mode, two ends of the first sliding groove and two ends of the first sliding block are respectively provided with an anti-collision energy absorption layer, the anti-collision energy absorption layers are used for reducing sound generated in collision, two ends of the first sieve frame are provided with first limiting blocks, and the first limiting blocks are used for limiting the maximum sliding distance of the second sieve frame and limiting the relative distance between the first sieve frame and the second sieve frame; the utility model discloses a set up slider and spout, slider and spout sliding connection improve the motion state between the sieve in original sieve machine, reduce friction, reduce the noise that produces because of the friction.

Description

Low-noise vibrating screen

Technical Field

The utility model relates to a reciprocating sieve technical field, concretely relates to reciprocating sieve of low noise.

Background

The vibrating screen utilizes the relative motion of bulk materials and a screen surface to enable partial particles to penetrate through screen holes, the materials such as sand, gravel, broken stone and the like are divided into vibrating screening mechanical equipment with different grades according to particle sizes, the screened particle grade depends on the screen surface, the screen surface is divided into three types of grate grids, plate screens and mesh screens, the grate grids are suitable for screening large-particle materials, gaps of the grate grids are 1.1-1.2 times of the particle size of undersize materials and are generally not suitable for being smaller than 50 mm, the plate screens are formed by punching steel plates, holes are round, square or rectangular, the hole diameters are generally 10-80 mm, the service life is long, the plate screens are not prone to being blocked and are suitable for screening medium particles, the mesh screens are woven or welded by steel wires, the holes are square, rectangular or elongated, the common hole diameters are generally 6-85 mm, the elongated mesh screens are suitable for screening wet materials, and.

The plate sieve is an important instrument for sieving powder, the powder is the most common solid existing form, almost all industrial departments relate to powder treatment at present, the influence of the size and the particle size distribution of powder particles on the quality of products is very large, products with different purposes and products with different forms have different requirements on the particle size of the powder, mechanical sieving and grading are the most common and simplest methods, the size of the powder particles can be judged by intuitively judging the powder particles with different particle sizes according to the mesh number of a sieve which can pass through the mechanical sieving and grading, and the control mode of the powder particle size and the particle size distribution which is commonly adopted in production practice is also adopted.

In the actual work, because relative motion is to be done, the sieve often reciprocates on predetermineeing the stroke, and under the high-speed motion, the sieve collides with the organism, produces great noise, influences operational environment.

Disclosure of Invention

An object of the utility model is to provide a reciprocating sieve of low noise to solve one of the above-mentioned multinomial defect or defect that leads to among the prior art.

In order to achieve the purpose, the utility model is realized by adopting the following technical scheme: a low-noise vibrating screen is characterized by comprising an underframe, a first screen frame, a second screen frame and a driving device, wherein the underframe is fixedly connected with the first screen frame; the second sieve frame sets up first slider, and first sieve frame sets up the first spout corresponding with first slider, first slider and first spout sliding connection, and first spout both ends and first slider both ends all set up the anticollision and inhale the energy layer, and the anticollision is inhaled the energy layer and is used for alleviateing the sound that takes place when colliding, and first sieve frame both ends set up first stopper, and first stopper is used for restricting the biggest sliding distance of second sieve frame and is used for restricting first sieve frame and second sieve frame relative distance.

Preferably, the vibrating screen with low noise is characterized in that the first sliding block is provided with a plurality of rollers.

Preferably, the reciprocating sieve of aforementioned low noise, its characterized in that, second bank both ends all set up drive arrangement, and drive arrangement includes first connecting plate, second connecting plate and drives actuating cylinder, and first connecting plate and second bank fixed connection drive actuating cylinder output and first connecting plate fixed connection, second connecting plate and drive actuating cylinder fixed connection, second connecting plate and chassis fixed connection.

Preferably, the reciprocating sieve of low noise, its characterized in that, the chassis sets up the funnel, and the funnel below sets up the case that gathers materials, and the case bottom that gathers materials sets up the mounting panel, mounting panel and chassis fixed connection.

Preferably, the reciprocating sieve of low noise, its characterized in that gathers materials the case bottom and sets up the second slider, and the mounting panel is opened has the second spout with second slider assorted, second slider and second spout sliding connection.

Preferably, the vibrating screen with low noise is characterized in that the mounting plate is provided with a second limiting block.

Preferably, the vibrating screen with low noise is characterized in that the mounting plate is provided with water leakage holes.

Preferably, the vibrating screen with low noise is characterized by further comprising a baffle plate, and the baffle plate is fixedly connected with the first screen frame.

According to the above technical scheme, the embodiment of the utility model has following effect at least: the utility model improves the motion state between the sieve plates in the original sieving machine, reduces the friction and reduces the noise generated by the friction by arranging the sliding block and the sliding groove which are connected in a sliding way; the anti-collision energy absorption layers are arranged at the two ends of the sliding block and the sliding groove, noise generated due to collision between the screen frames is reduced, the driving cylinder is changed from the original motor by the driving device, and the noise of the driving cylinder is smaller than that of the motor, so that the noise generated by the whole device is reduced.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the present invention;

FIG. 2 is a schematic structural view of an embodiment of the present invention in a second direction;

FIG. 3 is a third schematic structural view of an embodiment of the present invention;

FIG. 4 is an exploded view of an embodiment of the present invention;

wherein: 1-underframe, 2-first sieve frame, 3-second sieve frame, 4-driving device, 5-first sliding block, 6-first sliding groove, 7-anti-collision energy absorption layer, 8-first limiting block, 9-roller, 10-first connecting plate, 11-second connecting plate, 12-driving cylinder, 13-funnel, 14-collecting box, 15-mounting plate, 16-second sliding block, 17-second sliding groove, 18-second limiting block, 19-water leakage hole and 20-baffle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1 and 2, the present embodiment discloses a low-noise vibrating screen, which comprises a chassis 1, a first screen frame 2, a second screen frame 3 and a driving device, wherein the driving device comprises a first connecting plate 10, a second connecting plate 11 and a driving cylinder 12, and the driving cylinder 12 is selected because the noise generated by the driving cylinder 12 is lower than that generated by the existing motor; the first sieve frame 2 is fixedly connected with the underframe 1, the upper end of the first sieve frame 2 is provided with a second sieve frame 3, the specific connection relationship is that the bottom end of the second sieve frame 3 is provided with a first sliding block 5, the first sieve frame 2 is provided with a first sliding chute 6 matched with the first sliding block 5, the first sliding block 5 is in sliding connection with the first sliding chute 6, the first sliding block 5 is provided with a plurality of rollers 9, and the rollers 9 are arranged for reducing the friction between the first sliding block 5 and the first sliding chute 6 and further reducing the noise generated by the friction; first slider 5 and first spout 6 both ends all are equipped with crashproof and inhale energy layer 7, and crashproof purpose on energy layer 7 is in order to reduce first spout 6 and first slider 5 both noises that collide with and produce, and preferred crashproof can layer 7 be elastic rubber layer and sponge layer.

The first limiting block 8 is connected with the first sieve frame 2, the first limiting block 8 and the 1 st sieve frame 2 can rotate relatively, and the first limiting block 8 is L-shaped; when the machine operates, the first limiting block 8 rotates to the position shown in fig. 2, a certain distance is reserved between the vertical end and the second sieve frame 3 to limit the maximum sliding distance of the second sieve frame 3, the vertical end is also provided with a rubber layer, and the transverse end limits the relative distance between the first sieve frame 2 and the second sieve frame 3; when machinery does not operate or the sieve frame needs to be overhauled, the first limiting block 8 rotates to the opposite condition to that in the figure 2, so that the sieve frame is convenient to take out and overhaul.

The below of first bank 2 sets up funnel 13, the purpose that sets up funnel 13 is for conveniently collecting the powder after shining, funnel 13's below sets up the case 14 that gathers materials, the case 14 that gathers materials is collected the raw materials that falls down from funnel 13, transports the utility model discloses, concrete connection is as follows, chassis 1 is equipped with mounting panel 15, mounting panel 15 and chassis 1 fixed connection, mounting panel 15 is opened there is second spout 17, the case 14 bottom that gathers materials sets up second slider 16, second slider 16 and second spout 17 sliding connection, the case 14 that gathers materials sets up the handle, mounting panel 15 sets up second stopper 18 in the one end of keeping away from the handle, the handle end is used for pulling out the case 14 that gathers materials, second stopper 18 restricts the biggest gliding position of case 14 that gathers materials on the one hand, on the other hand location case 14 that gathers materials for the position of case 14 that gathers materials is corresponding with the discharge gate position of funnel 13.

Mounting panel 15 is opened there is the hole 19 that leaks in the both sides of case 14 that gathers materials, and the hole 19 that leaks is used for when belt cleaning device, makes things convenient for sewage to discharge, and baffle 20 can dismantle with first bank of screens 2 and be connected, and is concrete, when this implementation is listed as the during operation, baffle 20 passes through bolt and 2 fixed connection of first bank of screens, when this implementation is listed as out of work, unscrews bolt baffle 20 and can separate with first bank of screens 2, and the convenience is listed as other mechanisms to this implementation and is operated.

When the sieve is used, particles with a sieve are poured on the sieve screen on the second sieve frame 3, the baffle 20 is fixedly connected with the first sieve frame 2 at the moment, and the air cylinders 12 are respectively driven to intake air, so that the second sieve frame 3 moves left and right, and particles with the diameter meeting the requirement are sieved; the screened particles fall through a hopper 13 into a collection box 14 and are finally transported away by pulling the collection box 14.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The vibrating screen with low noise is characterized by comprising a base frame (1), a first screen frame (2), a second screen frame (3) and a driving device (4), wherein the base frame (1) is fixedly connected with the first screen frame (2), the second screen frame (3) is arranged on the first screen frame (2), the driving device (4) is arranged on the base frame (1), and the driving device (4) is used for driving the second screen frame (3) to move; second bank of screens (3) set up first slider (5), first bank of screens (2) set up with first slider (5) corresponding first spout (6), first slider (5) with first spout (6) sliding connection, first spout (6) both ends with first slider (5) both ends all set up the anticollision and inhale can layer (7), the anticollision is inhaled can layer (7) and is used for alleviating the sound that takes place when colliding, first bank of screens (2) both ends set up first stopper (8), first stopper (8) are used for restricting the maximum sliding distance of second bank of screens (3) and are used for restricting first bank of screens (2) and second bank of screens (3) relative distance.

2. A low noise vibrating screen according to claim 1, characterized in that the first slide (5) is provided with a plurality of rollers (9).

3. A low noise vibrating screen according to claim 1, characterized in that the driving device (4) is disposed at both ends of the second screen frame (3), the driving device (4) comprises a first connecting plate (10), a second connecting plate (11) and a driving cylinder (12), the first connecting plate (10) is fixedly connected with the second screen frame (3), the output end of the driving cylinder (12) is fixedly connected with the first connecting plate (10), the second connecting plate (11) is fixedly connected with the driving cylinder (12), and the second connecting plate (11) is fixedly connected with the base frame (1).

4. A low noise vibrating screen according to claim 1, characterized in that the base frame (1) is provided with a funnel (13), a material collecting box (14) is arranged below the funnel (13), a mounting plate (15) is arranged at the bottom end of the material collecting box (14), and the mounting plate (15) is fixedly connected with the base frame (1).

5. A vibrating screen with low noise as defined in claim 4, characterized in that the bottom end of the material collecting box (14) is provided with a second sliding block (16), the mounting plate (15) is provided with a second sliding slot (17) matched with the second sliding block (16), and the second sliding block (16) is connected with the second sliding slot (17) in a sliding manner.

6. A low noise vibrating screen according to claim 4, characterized in that the mounting plate (15) is provided with a second stopper (18).

7. A low noise vibrating screen according to claim 4, wherein the mounting plate (15) is provided with water leakage holes (19).

8. A low noise vibrating screen according to claim 1, further comprising a baffle (20), wherein the baffle (20) is detachably connected to the first frame (2).