CN210333307U

CN210333307U - Vibrating screen

Info

Publication number: CN210333307U
Application number: CN201920805575.9U
Authority: CN
Inventors: 王连新; 万里荣; 祝明开; 朱建阳
Original assignee: Hangzhou Hexing Machine Co ltd
Current assignee: Hangzhou Hexing Machine Co ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-04-17
Anticipated expiration: 2029-05-30

Abstract

The utility model relates to a vibrating screen, and discloses a vibrating screen, which comprises a screen bracket and a screen, wherein the screen bracket comprises a first side plate and a second side plate, and the screen is fixed between the first side plate and the second side plate; the screening device also comprises at least two baffles, the baffles are arranged above the screen, two ends of each baffle are respectively movably connected with the first side plate and the second side plate through pin shafts, and the screen is divided into a plurality of screening chambers by the baffles; the screen cloth below is equipped with the bracing piece that is used for supporting its weight, and the screen cloth is fixed on the bracing piece, and the quantity of bracing piece is the same with baffle quantity, and the baffle is established directly over the bracing piece. The baffle in this shale shaker is adjustable fender, and adjustable fender cuts apart into a plurality of screening rooms with the screen cloth, and when the material in the screening room of the top was not screened by the screen cloth, the material will push away the baffle and roll and fall to next screening room, advances to guarantee that all materials are all screened after the multistage screening.

Description

Vibrating screen

Technical Field

The utility model relates to a shale shaker especially relates to a shale shaker.

Background

The vibrating screen is screening equipment commonly used in sand mining and mining, one or more screen meshes are arranged in the vibrating screen, the existing vibrating screen is basically characterized in that a plurality of screen meshes are divided into upper and lower layers which are fixed on a screen mesh support, and people only need to pour sand and stone onto the screen meshes. Because the shale shaker is the slope setting, some grit are carried outside equipment under the condition of not screening when the shale shaker is vibratory screening to lead to the effect of screening not good. Some also adopt the baffle to separate the screening now, but the baffle is all fixed on the screen cloth support, divides the material reposition of redundant personnel to a plurality of branch unloading ways by a material sorting way, and this kind can prevent that the material from all being screened, but this kind of operation is more troublesome, for example application number: 201310619761.0, title of the invention: a color sorter unloading shale shaker, because every divides the unloading way to be a screening chamber, after the screening, need not to take out the material that does not conform to the screen cloth aperture in every screening chamber.

SUMMERY OF THE UTILITY MODEL

The utility model discloses screening effect is poor or complex operation's shortcoming among the prior art provides a shale shaker.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve:

a vibrating screen comprises a screen support and a screen, wherein the screen support comprises a first side plate and a second side plate, and the screen is fixed between the first side plate and the second side plate; the screening device also comprises at least two baffles, the baffles are arranged above the screen, two ends of each baffle are respectively movably connected with the first side plate and the second side plate through pin shafts, and the screen is divided into a plurality of screening chambers by the baffles; the screen cloth below is equipped with the bracing piece that is used for supporting its weight, and the screen cloth is fixed on the bracing piece, and the quantity of bracing piece is the same with baffle quantity, and the baffle is established directly over the bracing piece. The baffle in this shale shaker is adjustable fender, and adjustable fender cuts apart into a plurality of screening rooms with the screen cloth, and when the material in the screening room of the top was not screened by the screen cloth, the material will push away the baffle and roll and fall to next screening room, advances to guarantee that all materials are all screened after the multistage screening.

Preferably, the eccentric shaft and the shaft sleeve seat are further included, the shaft sleeve seat is fixed on the inner side wall of the first side plate and the inner side wall of the second side plate, a shaft sleeve is fixed between the two shaft sleeve seats, the eccentric shaft is installed in the shaft sleeve, and two ends of the eccentric shaft are connected with the first side plate and the second side plate through bearings respectively. The axle sleeve prevents that the material from dropping on the eccentric shaft to damage the eccentric shaft, prevent to beat the material when the eccentric shaft rotates simultaneously.

Preferably, the eccentric shaft further comprises a shaft seat assembly, two ends of the eccentric shaft are mounted on the first side plate and the second side plate through the shaft seat assembly, and the bearing is mounted in the shaft seat assembly.

Preferably, the shaft seat assembly comprises a first shaft seat, a second shaft seat and a third shaft seat, the first shaft seat and the third shaft seat are installed at two ends of the second shaft seat, a cavity for installing a bearing is formed among the first shaft seat, the second shaft seat, the third shaft seat and the eccentric shaft, an oil duct communicated with the cavity is arranged on the outer side wall of the first bearing, and an oil filling core is installed at a port of the oil duct. The environment of shale shaker is relatively poor, needs to add the wheel lubricating oil after a period of time when the eccentric shaft rotates, and the bearing of traditional eccentric shaft is directly exposed in the outer end at present, and people directly sprays the wheel lubricating oil on the bearing directly, and this kind of operation wheel lubricating oil is extravagant more seriously, and this axle bed subassembly provides a confined cavity and is used for installing the bearing, is equipped with the direct cavity of an oil duct simultaneously, effectively stops the waste of wheel lubricating oil.

Preferably, the transmission mechanism further comprises two motors, the number of the motors is equal to that of the eccentric shafts, the two ends of each eccentric shaft extend out of the first side plate and the second side plate, transmission wheels are fixed at the two ends of each eccentric shaft, the two motors are connected with the transmission wheels of the two eccentric shafts at the same end, and the transmission wheels of the two eccentric shafts at the other ends are connected through synchronous belts.

The utility model discloses owing to adopted above technical scheme, have apparent technological effect:

the baffle in this shale shaker is adjustable fender, and adjustable fender cuts apart into a plurality of screening rooms with the screen cloth, and when the material in the screening room of the top was not screened by the screen cloth, the material will push away the baffle and roll and fall to next screening room, advances to guarantee that all materials are all screened after the multistage screening.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the cross-sectional result of the present invention.

Fig. 3 is a partially enlarged view of a in fig. 2.

The names of the parts indicated by the numerical references in the above figures are as follows: the device comprises a screen support 10, a screen 11, a screen 12, a baffle 13, a support rod, a eccentric shaft 14, a shaft sleeve seat 15, a shaft sleeve 16, a bearing 17, a shaft seat 18, a motor 19, a driving wheel 20, a cavity 100, a first side plate 101, a second side plate 102, an oil duct 171, a first shaft seat 181, a second shaft seat 182 and a third shaft seat 183.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings 1-3 and examples.

Example 1

A vibrating screen comprises a screen support 10 and a screen 11, wherein the screen support 10 comprises a first side plate 101 and a second side plate 102, the first side plate 101 and the second side plate 102 are both made of stainless steel plates, and the screen 11 is welded between the first side plate 101 and the second side plate 102 in an inclined mode; the screening device is characterized by further comprising five baffles 12, the baffles 12 are also made of stainless steel, the baffles 12 are movable baffles and can rotate between the first side plate 101 and the second side plate 102, the baffles 12 are arranged above the screen 11, two ends of the baffles 12 are movably connected with the first side plate 101 and the second side plate 102 through pin shafts respectively, the screen 11 is divided into five screening chambers by the baffles 12, the screening chambers from the uppermost screening chamber to the lowermost screening chamber are respectively called first-stage, second-stage, third-stage, fourth-stage and fifth-stage screening chambers, all gravels are placed in the first-stage screening chamber, the gravels which are not screened can push the baffles 12 to roll down to the next-stage screening chamber, and the step-by-step screening ensures that all gravels are screened; the screen cloth 11 below is equipped with the bracing piece 13 that is used for supporting its weight, and screen cloth 11 fixes on bracing piece 13, and the quantity of bracing piece 13 is the same with baffle 12 quantity, and baffle 12 is established directly over bracing piece 13, because the grit is difficult for being screened when the below through baffle 12, and this position makes things convenient for people to install bracing piece 13, guarantees that screen cloth 11 does not droop.

The eccentric shaft structure is characterized by further comprising an eccentric shaft 14 and a shaft sleeve seat 15, the shaft sleeve seats 15 are fixed on the inner side walls of the first side plate 101 and the second side plate 102, the shaft sleeve seats 15 of the corresponding ends are fixed on the first side plate 101 and the second side plate 102 through bolts, a shaft sleeve 16 is fixed between the two shaft sleeve seats 15, the eccentric shaft 14 is installed in the shaft sleeve 16, and two ends of the eccentric shaft 14 are connected with the first side plate 101 and the second side plate 102 through bearings 17 respectively.

Example 2

Embodiment 2 has substantially the same features as embodiment 1, except that embodiment 2 further comprises a shaft seat assembly 18, the eccentric shaft 14 is mounted on the first side plate 101 and the second side plate 102 through the shaft seat assembly 18 at both ends, and the bearing 17 is mounted in the shaft seat assembly 18.

The axle bed subassembly 18 includes first axle bed 181, second axle bed 182 and third axle bed 183, first axle bed 181 and third axle bed 183 are installed at the both ends of second axle bed 182, first axle bed 181, second axle bed 182, form a cavity 100 that is used for installing bearing 17 between third axle bed 183 and the eccentric shaft 14, cavity 100 is the annular cavity, first axle bed 181 and third axle bed 183 all are through sealing washer and eccentric shaft 14 sealing connection, the inside wall of first axle bed 181 and third axle bed 183 all is equipped with trapezoidal recess, the sealing washer is installed in trapezoidal recess, first bearing 17 lateral wall is equipped with the oil duct 171 that communicates with cavity 100, the oiling core is installed to the port of oil duct 171.

Example 3

Embodiment 3 has substantially the same features as embodiment 2, except that embodiment 3 further comprises two motors 19 equal to the number of the eccentric shafts 14, the number of the eccentric shafts 14 is two, both ends of the eccentric shafts 14 extend out of the first side plate 101 and the second side plate 102, both ends of the eccentric shafts 14 are fixed with transmission wheels 20, the two motors 19 are connected with the transmission wheels 20 of the two eccentric shafts at the same end, and the transmission wheels of the two eccentric shafts 14 at the other end are connected through a synchronous belt.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. A vibrating screen comprises a screen support (10) and a screen (11), wherein the screen support (10) comprises a first side plate (101) and a second side plate (102), and the screen (11) is fixed between the first side plate (101) and the second side plate (102); the method is characterized in that: the screening machine is characterized by further comprising at least two baffles (12), wherein the baffles (12) are arranged above the screen (11), two ends of each baffle (12) are movably connected with the first side plate (101) and the second side plate (102) through pin shafts respectively, and the screen (11) is divided into a plurality of screening chambers by the baffles (12); the support rods (13) used for supporting the weight of the screen (11) are arranged below the screen (11), the screen (11) is fixed on the support rods (13), the number of the support rods (13) is the same as that of the baffles (12), and the baffles (12) are arranged right above the support rods (13).

2. A vibratory screen as set forth in claim 1 wherein: the novel bearing assembly is characterized by further comprising an eccentric shaft (14) and a shaft sleeve seat (15), wherein the shaft sleeve seat (15) is fixedly arranged on the inner side wall of the first side plate (101) and the inner side wall of the second side plate (102), a shaft sleeve (16) is fixedly arranged between the two shaft sleeve seats (15), the eccentric shaft (14) is installed in the shaft sleeve (16), and two ends of the eccentric shaft (14) are respectively connected with the first side plate (101) and the second side plate (102) through bearings (17).

3. A vibratory screen as set forth in claim 2 wherein: the eccentric shaft is characterized by further comprising a shaft seat assembly (18), two ends of the eccentric shaft (14) are mounted on the first side plate (101) and the second side plate (102) through the shaft seat assembly (18), and the bearing (17) is mounted in the shaft seat assembly (18).

4. A vibratory screen as set forth in claim 3 wherein: axle bed subassembly (18) include first axle bed (181), second axle bed (182) and third axle bed (183), the both ends in second axle bed (182) are installed in first axle bed (181) and third axle bed (183), first axle bed (181), second axle bed (182), form one cavity (100) that are used for installing bearing (17) between third axle bed (183) and eccentric shaft (14), first bearing (17) lateral wall is equipped with oil duct (171) with cavity (100) intercommunication, the oil core is installed with to the port of oil duct (171).

5. A vibrating screen according to any one of claims 1 to 4, wherein: the transmission mechanism is characterized by further comprising two motors (19) with the number equal to that of the eccentric shafts (14), the number of the eccentric shafts (14) is two, the two ends of each eccentric shaft (14) extend out of the first side plate (101) and the second side plate (102), the two ends of each eccentric shaft (14) are respectively fixed with a transmission wheel (20), the two motors (19) are connected with the transmission wheels (20) of the two eccentric shafts at the same end, and the transmission wheels of the two eccentric shafts (14) at the other end are connected through a synchronous belt.