CN214718254U

CN214718254U - Vibrating screen

Info

Publication number: CN214718254U
Application number: CN202120273667.4U
Authority: CN
Inventors: 吕强
Original assignee: Xi'an Nanfeng Daily Chemical Co ltd
Current assignee: Xi'an Nanfeng Daily Chemical Co ltd
Priority date: 2021-01-30
Filing date: 2021-01-30
Publication date: 2021-11-16
Anticipated expiration: 2031-01-30

Abstract

The utility model relates to a screening plant's field especially relates to a vibrating screen, and it includes frame, sieve case and supporting spring, supporting spring sets up in the frame, and right the sieve case supports, the coarse fodder export has been seted up on the sieve case lateral wall, has seted up the fine material export on the diapire, still includes the base, the base includes lower plate, supporting mechanism and upper plate, the upper plate passes through the supporting mechanism and sets up in the lower plate top, the frame sets firmly on the upper plate, the upper plate slope sets up, and is close to coarse fodder export one side is less than and keeps away from coarse fodder export one side. This application has when guaranteeing screening quality, reduces the effect that the screen cloth mesh blockked up.

Description

Vibrating screen

Technical Field

The application relates to the field of screening devices, in particular to a vibrating screen.

Background

A vibrating screen is a screening device that operates by utilizing reciprocating rotary type vibration generated by vibrator excitation. At present, in the production and processing process of washing powder, in order to ensure the fineness of the finished washing powder, a vibrating screen is generally used for screening the washing powder.

Chinese utility model patent application No. 201921908585.1 discloses a shale shaker, it includes: a shaker body; the mechanism that sprays sets up in the shale shaker main part is configured to wash away the silt on the plastic chip, the mechanism that sprays includes: the spraying mechanism main body is arranged above the vibrating screen main body; the spray head is arranged on the spray mechanism main body; the spray header faces the screen mesh of the vibrating screen main body.

In the prior art, in actual production, the screening quality is reduced due to the fact that the mesh of the screen is too large, and the screen is easy to block due to the fact that the mesh is too small, and the inventor thinks that the screen has the defect of inconvenience in use.

SUMMERY OF THE UTILITY MODEL

In order to reduce the blockage of the meshes of the screen mesh while ensuring the screening quality so as to facilitate the practical use of the vibrating screen, the application provides the vibrating screen.

The application provides a shale shaker adopts following technical scheme:

the utility model provides a vibrating screen, includes frame, sieve case and supporting spring, supporting spring sets up in the frame, and right the sieve case supports, the coarse fodder export has been seted up on the sieve case lateral wall, has seted up the fine material export on the diapire, still includes the base, the base includes lower plate, supporting mechanism and upper plate, the upper plate passes through the supporting mechanism and sets up in the lower plate top, the frame sets firmly on the upper plate, the upper plate slope sets up, and is close to coarse fodder export one side is less than and keeps away from coarse fodder export one side.

Through adopting above-mentioned technical scheme, the supporting mechanism of design sets up the inclination that increases the sieve case through the upper plate slope for the screen cloth that can use less mesh number when the shale shaker uses still keeps the screening quality, has reached promptly when guaranteeing the screening quality, and the effect that the screen cloth is difficult for blockking up, and the practicality is strong, can suitably reduce the material moreover and pass through the use time of shale shaker, promotes shale shaker screening efficiency.

Optionally, the supporting mechanism includes two supporting components, one supporting component is disposed on one side of the lower base plate close to the coarse material outlet, the other supporting component is disposed on one side of the lower base plate far away from the coarse material outlet, and the height of the supporting component far away from the coarse material outlet is greater than that of the supporting component near the coarse material outlet.

Through adopting above-mentioned technical scheme, the supporting component of design realizes the slope of upper plate through the difference in height, is convenient for design corresponding inclination through calculation before the prefabrication.

Optionally, one of the support assemblies is provided as at least one upright, and the top end of the upright is hinged with the upper bottom plate; and the other supporting component is set as a movable supporting piece, and the movable supporting piece is used for adjusting the inclination angle of the upper bottom plate.

Through adopting above-mentioned technical scheme, the movable support piece and the stand cooperation of design for adjustment movable support piece can adjust the inclination of upper plate, is favorable to adjusting the inclination of screen cloth according to the production needs, convenient to use, and the suitability is strong.

Optionally, the movable support member includes a telescopic member, one end of the telescopic member is hinged to the lower base plate, and the other end of the telescopic member is hinged to the upper base plate.

By adopting the technical scheme, when the inclination angle of the screen is required to be adjusted, the telescopic component is adjusted to be telescopic, the upper bottom plate is driven to deflect, the screen box deflects along with the upper bottom plate, and the adjustment of the inclination angle of the screen is realized; the telescopic part of design through with the stand cooperation, adjusts upper plate inclination, simple structure, and it is convenient to adjust, and the practicality is strong.

Optionally, the movable support piece comprises a support column and a telescopic part, a lower guide groove is formed in the top wall of the lower base plate along the length direction of the lower guide groove, an upper guide groove is formed in the top wall of the upper base plate along the length direction of the upper guide groove, the central lines of the lower guide groove and the upper guide groove are located in the same vertical plane, the bottom end of the support column is slidably arranged in the lower guide groove, the top end of the support column is hinged to a sliding column, the sliding column is slidably arranged in the upper guide groove, the axis direction of a hinge shaft of the sliding column is perpendicular to the vertical plane where the central line of the upper guide groove is located, and the telescopic part is arranged on the lower base plate or the upper base plate and used for pushing the support column to move along the length direction of the lower guide groove.

By adopting the technical scheme, when the inclination angle of the screen is required to be adjusted, the telescopic part is adjusted to stretch, the telescopic part drives the supporting column to slide along the length direction of the lower guide groove, when the supporting column is close to the upright column, the inclination angle of the upper bottom plate is increased, and when the supporting column is far away from the upright column, the inclination angle of the upper bottom plate is decreased; the movable support piece of design through support column and telescopic part cooperation, adjusts upper plate inclination for support through support column and stand after the adjustment is accomplished, support firmly, the practicality is strong.

Optionally, the telescopic component is arranged on the upper base plate, one end of the telescopic component is hinged to the upper base plate, and the other end of the telescopic component is hinged to the support column.

By adopting the technical scheme, the telescopic component can stretch out and draw back to push the support column to move, and the device is simple in structure, convenient and practical.

Optionally, the supporting mechanism further comprises an auxiliary pillar, one end of the auxiliary pillar is detachably connected with the lower bottom plate, and the other end of the auxiliary pillar is detachably connected with the upper bottom plate.

Through adopting above-mentioned technical scheme, the auxiliary stay of design carries out auxiliary stay to the upper plate, and the stress of being convenient for when using the shale shaker disperses, reduces telescopic parts's supporting pressure, helps promoting supporting mechanism's support stability.

Optionally, a plurality of connecting columns are arranged on the upper base plate and the lower base plate, the connecting columns are arranged at intervals along the length direction of the upper base plate or the lower base plate, and jacks used for being in splicing fit with the connecting columns are arranged at two ends of the auxiliary supporting columns.

Through adopting above-mentioned technical scheme, the spliced pole of design is convenient for and the auxiliary stay cooperation, and the convenience supports the upper plate of different angles, and the suitability is strong.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the designed supporting mechanism increases the inclination angle of the screen box through the inclined arrangement of the upper bottom plate, so that the screening quality can be still maintained by using a screen with a smaller mesh number when the vibrating screen is used, namely, the screening quality is ensured, meanwhile, the screen is not easy to block, the practicability is high, the use time of materials passing through the vibrating screen can be properly reduced, and the screening efficiency of the vibrating screen is improved;

2. the designed movable supporting piece is matched with the upright post, so that the inclination angle of the upper bottom plate can be adjusted by adjusting the movable supporting piece, the inclination angle of the screen can be adjusted according to production requirements, the use is convenient, and the applicability is strong;

3. the auxiliary strut of design carries out auxiliary stay to the upper plate, and the stress of being convenient for when using the shale shaker disperses, reduces telescopic component's supporting pressure, helps promoting supporting mechanism's support stability.

Drawings

Fig. 1 is a schematic view of the overall structure of a vibrating screen according to embodiment 1 of the present application.

Fig. 2 is a schematic view of the overall structure of a vibrating screen according to embodiment 2 of the present application.

Fig. 3 is a schematic structural view of the base in fig. 2.

Description of reference numerals: 1. a frame; 2. a screen box; 21. a coarse material outlet; 22. a fine material outlet; 23. screening a screen; 24. a vibration motor; 3. a support spring; 4. a base; 41. a lower base plate; 411. a lower guide groove; 42. a support mechanism; 421. a column; 422. a support pillar; 4221. a traveler; 423. a telescopic member; 424. an auxiliary strut; 4241. connecting columns; 43. an upper base plate; 431. and an upper guide groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a vibrating screen. Referring to fig. 1 and 2, the vibrating screen includes a base 4, a frame 1, a screen box 2, and a support spring 3. The base 4 comprises a lower base plate 41, a supporting mechanism 42 and an upper base plate 43, the upper base plate 43 is obliquely arranged above the lower base plate 41 through the supporting mechanism 42, the rack 1 is welded at the top of the upper base plate 43, the screen box 2 is arranged above the rack 1 and is elastically supported on the rack 1 through a supporting spring 3, one end of the supporting spring 3 is welded on the rack 1, and the other end of the supporting spring is welded on the screen box 2. There is screen cloth 23 through the bolt fastening in the sieve case 2, and the welding of 2 tops of sieve case has the installation roof beam, has vibrating motor 24 through the bolt fastening on the installation roof beam, has seted up coarse fodder export 21 on the sieve case 2 is close to the lateral wall of the lower one side of upper plate 43, and the diapire is the back taper setting, and an organic whole is provided with fine material export 22 on the diapire.

Referring to fig. 1, the supporting mechanism 42 includes two supporting components, one supporting component is disposed on one side of the lower bottom plate 41 close to the coarse material outlet 21, the other supporting component is disposed on one side of the lower bottom plate 41 far from the coarse material outlet 21, and the height of the supporting component far from the coarse material outlet 21 is greater than that of the supporting component near the coarse material outlet 21. In the embodiment of the application, the supporting component close to the coarse material outlet 21 is provided with two upright columns 421, the bottom ends of the upright columns 421 are welded with the lower bottom plate 41, the top ends of the upright columns 421 are hinged with the upper bottom plate 43, and the axial direction of the hinged shafts at the top ends of the upright columns 421 is parallel to the width direction of the upper bottom plate 43; the other support assembly is configured as a movable support member for adjusting the tilt angle of the upper base plate 43.

Referring to fig. 1 and 2, the supporting mechanism 42 further includes an auxiliary pillar 424, and two ends of the auxiliary pillar 424 are respectively provided with an insertion hole. A plurality of connecting columns 4241 used for being in splicing fit with the jacks are welded on the side edges of the two sides of the upper bottom plate 43 and the lower bottom plate 41, and the connecting columns 4241 are arranged at intervals along the length direction of the upper bottom plate 43 and the lower bottom plate 41. The insertion hole at one end of the auxiliary support column 424 is inserted into the connection column 4241 on the lower bottom plate 41, and the insertion hole at the other end is inserted into the connection column 4241 on the upper bottom plate 43, so as to support the upper bottom plate 43 in an auxiliary manner.

Example 1

Referring to fig. 1, the movable supporting member includes two telescopic members 423, in this embodiment, the telescopic members 423 are configured as hydraulic cylinders, cylinder bodies of the hydraulic cylinders are hinged to the lower plate 41, end portions of piston rods of the hydraulic cylinders are hinged to the upper plate 43, and hinge shafts at two ends of the hydraulic cylinders are both parallel to hinge shafts of the upright 421.

The implementation principle of the embodiment 1 is as follows: when the inclination angle of the screen 23 needs to be adjusted, the auxiliary strut 424 is knocked along the connecting shaft axis in the direction away from the upper base plate 43 and the lower base plate 41, so that the auxiliary strut 424 is separated from the connecting column 4241, the hydraulic cylinder is adjusted to stretch and retract, the upper base plate 43 is driven to deflect around the hinge shaft of the upright column 421, the screen box 2 deflects along with the upper base plate 43, the screen 23 deflects together, the included angle between the screen 23 and the horizontal plane is changed until the angle of the screen 23 reaches the required position, the piston rod of the hydraulic cylinder stops stretching and retracting, the auxiliary strut 424 is reinstalled to support the upper base plate 43, and the adjustment of the inclination angle of the screen 23 is completed.

Example 2

Referring to fig. 2 and 3, the movable support includes a support column 422 and a telescopic member 423. The top wall of the lower bottom plate 41 is provided with a lower guide groove 411 along the length direction, the top wall of the upper bottom plate 43 is provided with an upper guide groove 431 along the length direction, the central lines of the lower guide groove 411 and the upper guide groove 431 are located on the same vertical plane, the bottom end of the support column 422 is slidably arranged in the lower guide groove 411, the top end of the support column 422 is hinged with a sliding column 4221, the sliding column 4221 is slidably arranged in the upper guide groove 431, and the axis direction of a hinge shaft of the sliding column 4221 is perpendicular to the vertical plane where the central line of the upper guide groove 431 is located. The flexible part 423 sets up to the pneumatic cylinder, and the cylinder body of pneumatic cylinder articulates on last bottom plate 43 diapire, and the piston rod tip of pneumatic cylinder articulates at support column 422 middle part, and the articulated shaft at pneumatic cylinder both ends all is on a parallel with the articulated shaft setting on support column 422 top. The hydraulic cylinder can also be arranged on the lower bottom plate 41, and all the hydraulic cylinder can push and pull the supporting column 422 to move along the length direction of the lower guide groove 411.

The implementation principle of the embodiment 2 is as follows: when the inclination angle of the screen 23 needs to be adjusted, the auxiliary strut 424 is knocked along the direction away from the upper base plate 43 and the lower base plate 41 along the axial direction of the connecting shaft, so that the auxiliary strut 424 is separated from the connecting column 4241, the hydraulic cylinder is adjusted to stretch, the supporting column 422 is driven to slide along the length direction of the lower guide groove 411, further the upper base plate 43 deflects around the hinge shaft of the upright column 421, the screen box 2 deflects along with the upper base plate 43, so that the screen 23 deflects together, the included angle between the screen 23 and the horizontal plane changes, until the angle of the screen 23 reaches a required position, the piston rod of the hydraulic cylinder stops stretching, the auxiliary strut 424 is reinstalled, the upper base plate 43 is supported, and the inclination angle adjustment of the screen 23 is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a vibrating screen, includes frame (1), sieve case (2) and supporting spring (3), supporting spring (3) set up in frame (1), and right sieve case (2) support, coarse fodder export (21) have been seted up on sieve case (2) lateral wall, have seted up on the diapire fine material export (22), its characterized in that: still include base (4), base (4) include lower plate (41), supporting mechanism (42) and upper plate (43), upper plate (43) pass through supporting mechanism (42) and set up in lower plate (41) top, frame (1) sets firmly on upper plate (43), upper plate (43) slope sets up, and is close to coarse fodder export (21) one side is less than and keeps away from coarse fodder export (21) one side.

2. The vibratory screen of claim 1, wherein: the supporting mechanism (42) comprises two supporting components, one supporting component is arranged on one side, close to the coarse material outlet (21), of the lower base plate (41), the other supporting component is arranged on one side, far away from the coarse material outlet (21), of the lower base plate (41), and the height of the supporting component, far away from the coarse material outlet (21), of the supporting component is larger than the height of the supporting component, close to the coarse material outlet (21).

3. The vibratory screen of claim 2, wherein: the supporting component is arranged into at least one upright post (421), and the top end of the upright post (421) is hinged with the upper bottom plate (43); the other support component is arranged as a movable support part which is used for adjusting the inclination angle of the upper bottom plate (43).

4. The vibratory screen of claim 3, wherein: the movable support comprises a telescopic component (423), one end of the telescopic component (423) is hinged with the lower bottom plate (41), and the other end of the telescopic component (423) is hinged with the upper bottom plate (43).

5. The vibratory screen of claim 3, wherein: the movable support comprises a support column (422) and a telescopic component (423), a lower guide groove (411) is formed in the top wall of the lower base plate (41) along the length direction of the top wall, an upper guide groove (431) is formed in the top wall of the upper base plate (43) along the length direction of the top wall of the lower base plate, the middle lines of the lower guide groove (411) and the upper guide groove (431) are located on the same vertical plane, the bottom end of the support column (422) is arranged in the lower guide groove (411) in a sliding mode, a sliding column (4221) is hinged to the top end of the support column (422), the sliding column (4221) is arranged in the upper guide groove (431) in a sliding mode, the axis direction of a hinge shaft of the sliding column (4221) is perpendicular to the vertical plane where the middle line of the upper guide groove (431) is located, and the telescopic component (423) is arranged on the lower base plate (41) or the upper base plate (43) and used for pushing the support column (422) to move along the length direction of the lower guide groove (411).

6. The vibratory screen of claim 5, wherein: the telescopic component (423) is arranged on the upper base plate (43), one end of the telescopic component (423) is hinged with the upper base plate (43), and the other end of the telescopic component is hinged with the supporting column (422).

7. The vibratory screen of any one of claims 4-6, wherein: the supporting mechanism (42) further comprises an auxiliary strut (424), one end of the auxiliary strut (424) is detachably connected with the lower bottom plate (41), and the other end of the auxiliary strut is detachably connected with the upper bottom plate (43).

8. The vibratory screen of claim 7, wherein: the upper base plate (43) and the lower base plate (41) are respectively provided with a plurality of connecting columns (4241), the connecting columns (4241) are arranged at intervals along the length direction of the upper base plate (43) or the lower base plate (41), and two ends of the auxiliary strut (424) are respectively provided with a jack which is used for being in splicing fit with the connecting columns (4241).