CN219683241U

CN219683241U - Vibrating screen

Info

Publication number: CN219683241U
Application number: CN202320841700.8U
Authority: CN
Inventors: 徐彬; 陈松; 张俊峰
Original assignee: Shanghai Binze Electromechanical Equipment Installation Co ltd
Current assignee: Shanghai Binze Electromechanical Equipment Installation Co ltd
Priority date: 2023-04-15
Filing date: 2023-04-15
Publication date: 2023-09-15
Anticipated expiration: 2033-04-15

Abstract

The utility model relates to a vibrating screen, and relates to the field of sorting operation equipment, which comprises a vibrating frame, a screen box and a vibrating motor, wherein the screen box is rotatably arranged on the vibrating frame, the rotating axis of the screen box is perpendicular to the advancing direction of materials in the screen box, and a driving piece for driving the screen box to rotate is arranged on the vibrating frame. According to the utility model, the screen box is rotatably arranged on the vibration frame, and in the process of screening materials, a worker can drive the screen box to rotate through the driving piece according to the conditions of the materials, so that the inclination angle of the screen box is changed, the residence time of the materials on the screen can be adjusted, the materials can be sufficiently vibrated and screened, and the screening accuracy and screening efficiency are improved.

Description

Vibrating screen

Technical Field

The utility model relates to the field of sorting operation equipment, in particular to a vibrating screen.

Background

The utility model discloses a chinese utility model with patent number CN212597040U, the shale shaker of disclosure includes vibrating frame, screen box and fixes the vibrating motor in the vibrating frame outside, and the screen box slope sets up in the top of vibrating frame. An upper screen for screening out coarse particles and a lower screen for screening out finished particles are arranged in the screen box, the upper screen is located above the lower screen, and a guide plate for accommodating fine particles of the lower screen is arranged below the lower screen. When the vibrating screen is used, the vibrating motor is started, the materials are fed from the upper part of the upper screen, coarse particles, fine particles and finished product particles are screened out through the upper screen and the lower screen, and the coarse particles, the fine particles and the finished product particles are respectively fed into different areas.

In practical use, if the material is wetted and agglomerated, the agglomerated material stays on the screen for a long time, and the agglomerated material is vibrated by the vibration of the vibration motor, so that the material can be sufficiently vibrated and screened; if the vibrating screen is used for screening the damp materials, the agglomerated materials are separated into coarse particle areas without being vibrated, and the materials are inaccurately screened.

Disclosure of Invention

In order to improve the accuracy of material screening, the utility model provides the vibrating screen which is convenient to use.

The utility model provides a vibrating screen which adopts the following technical scheme:

the utility model provides a shale shaker, includes vibrating frame, sieve case and vibrating motor, the sieve case rotates and sets up on the vibrating frame, the axis of rotation of sieve case perpendicular to the advancing direction of sieve incasement material, be provided with on the vibrating frame and be used for the drive sieve case pivoted driving piece.

Through adopting above-mentioned technical scheme, rotate the screen box and set up on vibrating frame, when screening the material, the staff can be according to the condition of material, through driving piece drive screen box adjustment inclination to adjust the dwell time of material on the screen cloth, make the material obtain abundant vibrations screening; when the inclination angle of the screen box is adjusted, the larger the inclination angle of the screen box is, the shorter the residence time of the material on the screen is, whereas the smaller the inclination angle is, the longer the residence time of the material on the screen is.

Optionally, the pivot of sieve case is located the middle part of sieve case, the driving piece sets up to electric putter, the both ends of driving piece articulate respectively in the vibration frame with on the sieve case.

By adopting the technical scheme, the rotating shaft of the screen box is arranged in the middle of the screen box, most of the weight of the screen box can be borne by the rotating shaft, and the driving piece bears a small part of the weight, so that the service life of the driving piece can be effectively prolonged; the driving piece is set as an electric push rod, and the electric push rod drives the screen box to rotate, so that the control structure is simple and the control is accurate; and the electric push rod has an automatic locking function, so that the change of the angle of the screen box is effectively prevented.

Optionally, the vibrating motor is provided with two and respectively symmetry set up in the both sides of vibration frame, vibrating motor rotates to be fixed in on the vibration frame, two be connected with the universal driving axle between the vibrating motor.

Through adopting above-mentioned technical scheme, vibrating motor's vibrations direction is invariable when the vibrating motor is in operation, rotates the vibrating motor and fixes on the vibration frame, in the use, can rotate the vibrating motor according to the material condition, changes the contained angle between vibrating motor vibrations direction and the sieve case to can adjust the vibrations range of sieve case, and then can be quick shake the caking material apart; the linkage shaft is connected between the two vibration motors, and when one vibration motor is regulated, the other vibration motor can rotate along with the rotation, so that the regulation is convenient.

Optionally, a swing rod is fixed on the linkage shaft, the swing rod is perpendicular to the linkage shaft, a connecting rod is fixed at the bottom of the screen box in a rotating mode, and one end, away from the screen box, of the connecting rod is connected with the swing rod in a rotating mode.

By adopting the technical scheme, the swing rod is arranged on the linkage shaft, the connecting rod is rotationally fixed at the bottom of the screen box and is rotationally connected with the swing rod, and when the inclination angle of the screen box is adjusted, the connecting rod drives the swing rod to deflect, so that the linkage shaft is driven to rotate to adjust the angle of the vibration motor; when the inclination angle of the screen box is reduced, the vibration direction of the vibration motor is gradually vertical to the screen box; when the inclination angle of the screen box becomes larger, the included angle between the vibration direction of the vibration motor and the screen box is gradually reduced.

Optionally, still include vibration base, vibration base corresponds the position of four angles of vibration frame all is provided with the leg, the top of leg all is provided with the elastic component, the elastic component is kept away from the one end of leg is fixed the bottom of vibration frame.

Through adopting above-mentioned technical scheme, set up the elastic component between vibration base and leg, the elastic component can cushion the vibrations of vibration frame, reduces the vibration conduction of vibration frame to vibration base.

Optionally, the elastic member is configured as a compression spring.

By adopting the technical scheme, the buffer effect of the compression spring is better, and the cost is lower.

Optionally, a positioning column is fixed at the bottom of the vibration frame corresponding to the position of the elastic piece, and the positioning column is inserted into the elastic piece; the top of the supporting leg is coaxially fixed with a locating sleeve, one end, far away from the vibration frame, of the locating sleeve is fixed with a limiting plate with the diameter larger than that of the locating sleeve, the locating sleeve is inserted into the elastic piece, and the limiting plate is abutted to the lower end of the elastic piece.

By adopting the technical scheme, the positioning column is arranged at the bottom of the vibration frame and is inserted into the elastic piece, so that the connection strength between the elastic piece and the vibration frame can be improved; the top of the supporting leg is provided with the locating sleeve, and the locating sleeve is provided with the limiting plate, so that the connection strength between the elastic piece and the supporting leg can be effectively improved.

Optionally, the support leg is kept away from the one end of elastic component is fixed with the fixed plate, run through on the fixed plate and offered the fixed orifices that is used for being connected with ground.

Through adopting above-mentioned technical scheme, set up the fixed plate in the leg lower extreme, the fixed plate can be through bolt fastening subaerial, prevents in the use, and the leg takes place the displacement subaerial.

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

1. through rotating the screen box on the vibration frame, when screening materials, a worker can drive the screen box to adjust the inclination angle through the driving piece according to the condition of the materials, so that the stay time of the materials on the screen is adjusted, the materials are sufficiently vibrated and screened, and when the stay time of the materials on the screen is adjusted, the stay time of the materials on the screen is shorter as the inclination angle of the screen is larger, otherwise, the stay time of the materials on the screen is longer as the inclination angle is smaller;

2. through rotating and fixing the vibrating motor on the vibrating frame, the vibrating motor is constant in vibrating direction when in operation, in the use process, a worker can rotate the vibrating motor according to the material condition and change the included angle between the vibrating direction of the vibrating motor and the screen box, so that the vibrating amplitude of the screen box can be adjusted, the caking material can be rapidly vibrated, a linkage shaft is connected between the two vibrating motors, and when one vibrating motor is regulated, the other vibrating motor can rotate along with the rotation, thereby being convenient to regulate;

3. through set up the pendulum rod on the universal driving shaft, rotate fixed connecting rod in the screen box bottom to rotate connecting rod and pendulum rod, when adjusting the inclination of screen box, the connecting rod can drive the pendulum rod and deflect, thereby drive the universal driving shaft and rotate the angle of adjusting vibrating motor, when making the screen box inclination diminish, vibrating motor's vibrations direction is perpendicular to the screen box gradually, when the screen box inclination grow, the contained angle between vibrating motor's vibrations direction and the screen box reduces gradually.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view showing the structure of a driving member according to an embodiment of the present utility model;

fig. 3 is an enlarged view of the area a in fig. 2.

Reference numerals: 1. a vibration frame; 11. positioning columns; 2. a vibration base; 21. supporting legs; 22. a positioning sleeve; 23. a limiting plate; 24. an elastic member; 25. a fixing plate; 251. a fixing hole; 3. a screen box; 31. a rotating shaft; 32. a driving member; 33. a connecting rod; 4. a vibration motor; 41. a linkage shaft; 42. and (5) swinging rod.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a vibrating screen, which comprises a vibrating frame 1, a vibrating base 2, a screen box 3 and a vibrating motor 4, and is disclosed with reference to fig. 1. The vibration base 2 is a rectangular frame body formed by welding profile steel, vertical supporting legs 21 are respectively welded and fixed at four corners of the vibration base 2, and the top ends of the supporting legs 21 are connected with elastic pieces 24 of the vibration frame 1. The screen box 3 rotates and sets up on vibration frame 1, and vibrating motor 4 is provided with two, and the symmetry sets up in the both sides of vibration frame 1 respectively. When screening the material, can rotate the inclination of adjusting the sieve case 3 according to the material condition, control the dwell time of material on the screen cloth to make the material obtain better screening.

Referring to fig. 2 and 3, a rotation shaft 31 is fixed to the middle of the screen box 3, the axial direction of the rotation shaft 31 is perpendicular to the advancing direction of the material in the screen box 3, and the screen box 3 is rotatably fixed to the vibration frame 1 through the rotation shaft 31. The one end at sieve case 3 still is provided with the drive piece 32 that drive sieve case 3 rotated around pivot 31, and drive piece 32 sets up to electric putter, and drive piece 32 is provided with two and is located the both sides of sieve case 3 respectively, and the both ends of drive piece 32 are rotationally fixed in sieve case 3 and vibration frame 1 respectively. When the driving member 32 is extended or contracted, the driving member 32 rotates the screen box 3.

The vibration motors 4 are rotatably fixed to the vibration frame 1, and a linkage shaft 41 is connected between the two vibration motors 4, and when one vibration motor 4 is rotated, the other vibration motor 4 follows the rotation. A swing rod 42 is welded and fixed at the middle part of the linkage shaft 41, and the swing rod 42 is perpendicular to the linkage shaft 41. A connecting rod 33 is hinged and fixed at the position of the lower side of the screen box 3, which is close to the swing rod 42, one end of the connecting rod 33, which is far away from the screen box 3, is hinged and connected with one end of the swing rod 42, which is far away from the linkage shaft 41, and the rotation axes of the hinged points of the two ends of the connecting rod 33 are parallel to the axis of the linkage shaft 41. In the process that the driving piece 32 drives the screen box 3 to rotate, the connecting rod 33 drives the swing rod 42 to deflect, so that the two vibration motors 4 are driven to rotate through the linkage rod.

The vibration motor 4 can adopt a reciprocating high-frequency vibration motor 4 or an eccentric wheel type vibration motor 4, and if the reciprocating high-frequency vibration motor 4 is adopted, the vibration direction of the vibration motor 4 is linear; when the inclination angle of the screen box 3 is gradually reduced, the vibration direction of the vibration motor 4 is gradually vertical to the screen box 3; when the inclination angle of the screen box 3 is gradually increased, the angle between the vibration direction of the vibration motor 4 and the screen box 3 is gradually decreased. If the eccentric wheel type vibration motor 4 is adopted, the vibration motor 4 always vibrates along the radial direction, and almost does not vibrate along the axial direction; when the inclination angle of the screen box 3 is gradually reduced, the radial plane of the vibration motor 4 is gradually vertical to the plane of the screen box 3; when the inclination angle of the screen box 3 is gradually increased, the included angle between the radial plane of the vibration motor 4 and the plane of the screen box 3 is gradually reduced. Above-mentioned setting, when the inclination of screen box 3 reduces, needs extension material dwell time on the screen cloth, vibrating motor 4 can improve the vibrations range of screen box 3 to the shake of caking material is opened with higher speed, facilitates the use.

A positioning sleeve 22 is coaxially fixed at the top of the supporting leg 21, a limiting plate 23 is coaxially and integrally arranged at the lower end of the positioning sleeve 22, and the diameter of the limiting plate 23 is larger than that of the positioning sleeve 22. A positioning column 11 is fixed at the bottom of the vibration frame 1 corresponding to the position of the supporting leg 21, and the positioning column 11 is coaxial with the positioning sleeve 22. Elastic pieces 24 are arranged between the supporting legs 21 and the vibration frame 1, the elastic pieces 24 are arranged in a plurality corresponding to the number of the supporting legs 21, the elastic pieces 24 are compression springs, two ends of each elastic piece 24 are respectively sleeved and fixed on the positioning sleeve 22 and the positioning column 11, and the lower ends of the elastic pieces 24 are abutted on the limiting plates 23. In normal operation, the elastic member 24 can effectively reduce the vibration conduction of the vibration frame 1 to the vibration base 2.

A rectangular fixing plate 25 is welded and fixed to the bottom of the support leg 21, fixing holes 251 are formed in the fixing plate 25 in a penetrating manner, and a plurality of fixing holes 251 are distributed along the circumferential direction of the fixing plate 25. When the vibration base 2 is installed, the fixing plate 25 can be locked on the ground through bolts, and the vibration base 2 is prevented from being displaced due to vibration in the working process.

The embodiment of the utility model discloses a vibrating screen, which is implemented according to the following principle: through rotationally arranging the screen box 3 on the vibration frame 1, when in use, a worker can adjust the inclination angle of the screen box 3 according to the condition of materials, and the residence time of the materials on the screen is controlled, so that the effect of controlling the screening time of the materials is achieved; the larger the inclination angle of the screen box 3 is, the shorter the residence time of the material on the screen is, whereas the smaller the inclination angle is, the longer the residence time of the material on the screen is. When the agglomerated materials are screened, the inclination angle of the screen box 3 can be reduced, so that the agglomerated materials can vibrate for a longer time to shake the materials apart; the inclination angle can be increased to screen the material without caking, and the screening efficiency is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a shale shaker, includes vibrating frame (1), sieve case (3) and vibrating motor (4), its characterized in that: the screen box (3) is rotatably arranged on the vibration frame (1), the rotation axis of the screen box (3) is perpendicular to the advancing direction of materials in the screen box (3), and a driving piece (32) for driving the screen box (3) to rotate is arranged on the vibration frame (1).

2. A vibrating screen according to claim 1, wherein: the rotating shaft of the screen box (3) is positioned in the middle of the screen box (3), the driving piece (32) is an electric push rod, and two ends of the driving piece (32) are respectively hinged to the vibrating frame (1) and the screen box (3).

3. A vibrating screen according to claim 2, wherein: the vibration motors (4) are arranged at two sides of the vibration frame (1) and are symmetrically arranged at two sides of the vibration frame (1), the vibration motors (4) are rotationally fixed on the vibration frame (1), and a linkage shaft (41) is connected between the two vibration motors (4).

4. A vibrating screen according to claim 3 wherein: the swing rod (42) is fixed on the linkage shaft (41), the swing rod (42) is perpendicular to the linkage shaft (41), a connecting rod (33) is fixedly arranged at the bottom of the screen box (3) in a rotating mode, and one end, away from the screen box (3), of the connecting rod (33) is connected with the swing rod (42) in a rotating mode.

5. A vibrating screen according to claim 1, wherein: still include vibration base (2), vibration base (2) correspond the position of four angles of vibration frame (1) all is provided with leg (21), the top of leg (21) all is provided with elastic component (24), elastic component (24) are kept away from the one end of leg (21) is fixed the bottom of vibration frame (1).

6. A vibrating screen according to claim 5 wherein: the elastic member (24) is provided as a compression spring.

7. A vibrating screen according to claim 6 wherein: a positioning column (11) is fixed at the bottom of the vibration frame (1) corresponding to the elastic piece (24), and the positioning column (11) is inserted into the elastic piece (24); the top of support leg (21) is fixed with locating sleeve (22) coaxially, locating sleeve (22) keep away from one end of vibration frame (1) is fixed with diameter is greater than locating sleeve (22) diameter limiting plate (23), locating sleeve (22) are inserted and are located in elastic component (24), limiting plate (23) butt elastic component (24)'s lower extreme.

8. A vibrating screen according to claim 5 wherein: one end of each supporting leg (21) far away from the elastic piece (24) is fixedly provided with a fixing plate (25), and a fixing hole (251) used for being connected with the ground is formed in the fixing plate (25) in a penetrating mode.