CN219483398U

CN219483398U - Vibrating screen

Info

Publication number: CN219483398U
Application number: CN202320549429.0U
Authority: CN
Inventors: 焦勇
Original assignee: Shanghai Zaomiao Food Co ltd
Current assignee: Shanghai Zaomiao Food Co ltd
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-08-08
Anticipated expiration: 2033-03-20

Abstract

The utility model relates to a screening equipment's field especially relates to a shale shaker, and it includes base, vibrator and sieve case, and the vibrator sets up on the base, and the sieve case sets up on the vibrator, is provided with the screen cloth on the sieve case, slides on the screen cloth and sets up the connecting rod, and the slip direction of connecting rod is perpendicular to the plane that the screen cloth is located, is provided with the striking rod on the connecting rod, and the striking rod is the slope setting towards the screen cloth, and the distance of striking rod and screen cloth is less than the slip distance of connecting rod; when the vibrator drives the screen box to vibrate, the screen box drives the screen cloth to vibrate, the screen cloth drives the connecting rod to move, and the connecting rod is arranged on the screen cloth in a sliding mode, so that the movement of the connecting rod is asynchronous with the movement of the screen cloth, the knocking rod on the connecting rod is enabled to collide with the screen cloth, the knocking rod collides with the screen cloth to enable raw materials on the screen cloth to fall, and the possibility of blocking of the screen cloth is reduced.

Description

Vibrating screen

Technical Field

The present application relates to the field of screening apparatus, and in particular to a vibrating screen.

Background

Food additives, which are chemical synthetic or natural substances added to foods for improving the quality and color, aroma, taste of the foods and for preserving and processing needs; since the raw materials, semi-finished products and finished products of food additives are mostly in the form of particles or powder, it is often necessary to screen the raw materials by a screening device during the production of the food additives.

At present, screening equipment commonly used is a circular vibrating screen, and the circular vibrating screen mainly comprises a base, a screen box, a screen, a vibrator and damping springs, wherein the vibrator is arranged on the base, the screen box is arranged on the vibrator, the screen box is connected with the base through the damping springs, the screen box is stacked with a plurality of screen boxes, and the screen is arranged in the screen box.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: during the long-term use of the screen box, part of raw materials can block the filter screen, so that the screening efficiency of the screen box is reduced.

Disclosure of Invention

To reduce the likelihood of material clogging the screen, the present application provides a vibrating screen.

The application provides a shale shaker adopts following technical scheme:

the utility model provides a shale shaker, includes base, vibrator and sieve case, the vibrator sets up on the base, the sieve case sets up on the vibrator, be provided with the screen cloth on the sieve case, slide on the screen cloth and set up the connecting rod, the slip direction perpendicular to of connecting rod the plane at screen cloth place, be provided with on the connecting rod and strike the pole, strike the pole orientation the screen cloth is the slope setting, strike the pole be close to the one end of screen cloth with the distance of screen cloth is less than the sliding distance of connecting rod.

Through adopting above-mentioned technical scheme, the vibrator drives the screen box vibration, the screen cloth vibration includes vibration and horizontal vibration from top to bottom, the vibration drives the connecting rod motion from top to bottom of screen box, the connecting rod drives and beats the pole motion, because the connecting rod slides and sets up on the screen cloth, make the vibration of connecting rod and screen cloth unsynchronized, thereby make beat pole and screen cloth vibration unsynchronized, because beat the distance of pole and screen cloth and be less than the sliding distance of connecting rod, make beat the pole strike on the screen cloth with the in-process of vibration, and then make the raw materials of part jam on the screen cloth drop, the screen cloth has reduced the possibility that the raw materials is blocked up.

Preferably, the screen is rotatably provided with a ball sleeve, the connecting rod is slidably arranged in the ball sleeve, a sliding groove for the connecting rod to slide is formed in the ball sleeve, the connecting rod is provided with a limiting plate for limiting the connecting rod to be separated from the sliding groove, and the limiting plate is positioned in the sliding groove.

Through the technical scheme, when the screen box horizontally vibrates, the connecting rod rotates relative to the screen through the spherical sleeve, the spherical sleeve is convenient for the connecting rod to rotate towards any direction, and the connecting rod rotates to enable the knocking rod to collide on the screen, so that the screen box can be knocked by the knocking rod during horizontal vibration; simultaneously, the connecting rod slides and sets up on the ball cover, makes the connecting rod also can slide from top to bottom when rotating to make the screen box shake on arbitrary vibration direction homoenergetic order about and strike the pole and strike the screen cloth, improved the frequency that the pole was beaten the screen cloth to the pole of beating, and then strengthened the clearance effect of beating the pole, reduced the possibility that the screen cloth blockked up.

Preferably, a plurality of gaps are formed in the outer wall of the ball sleeve, the gaps are used for allowing raw materials to pass through, the size of the gaps is the same as that of the mesh of the screen, and the gaps penetrate through the ball sleeve.

Through adopting above-mentioned technical scheme, the breach that the raw materials passed through on the ball cover passes through the screen cloth, has reduced the raw materials and has piled up the possibility at the rotation junction of ball cover and screen cloth, and then has reduced the raw materials and influenced ball cover pivoted possibility.

Preferably, the knocking rod is a telescopic rod and comprises a sleeve arranged on the connecting rod and an inner rod in threaded connection with the sleeve.

Through adopting above-mentioned technical scheme, when the vibration intensity of sieve case changes, the connecting rod rotates and gliding degree also can change, and at this moment, rotates interior pole, makes interior pole roll-in or roll-out sleeve to make strike the pole shorten or extend, thereby adjust the initial distance of striking pole and screen cloth, thereby make the homoenergetic strike on the screen cloth of striking pole under different vibration intensity, improved the application scope of striking pole.

Preferably, a chain is arranged at one end of the knocking rod, which is far away from the connecting rod, and a weighting ball is arranged at one end of the chain, which is far away from the knocking rod.

Through adopting above-mentioned technical scheme, when the connecting rod drove the striking pole striking screen cloth, strike the pole and drive and aggravate the ball motion, aggravate the ball and carry out the secondary striking to the screen cloth to further reduce the screen cloth by the possibility of jam.

Preferably, a plurality of knocking rods are arranged on the connecting rod, and the knocking rods are symmetrically arranged on the connecting rod.

Through adopting above-mentioned technical scheme, the symmetry is provided with many rapping bars on the connecting rod, makes the connecting rod when rotating towards arbitrary direction, all has the rapping bar to strike on the screen cloth to improved the stability that the rapping bar beaten the screen cloth, reduced the possibility that the screen cloth was blockked up.

Preferably, the ball sleeve is provided with a plurality of ball sleeves in a rotating mode, and each ball sleeve is provided with the connecting rod in a sliding mode.

Through adopting above-mentioned technical scheme, a plurality of ball covers are located the different positions of screen cloth, and when the screen cloth vibration, the motion state of the ball cover of different positions is different to make a plurality of positions of screen cloth homoenergetic receive the striking of beating the pole, thereby reduce the possibility that the screen cloth blockked up.

Preferably, the connecting rod penetrates through the ball sleeve, and the knocking rod is arranged at two ends of the connecting rod.

Through adopting above-mentioned technical scheme, when connecting rod pole slides, strike the pole and strike the screen cloth from the both sides of screen cloth, improved and beaten the pole and to the cleaning effect of screen cloth.

Preferably, the ball sleeve is provided with a straight spring, the straight spring is located in the sliding groove, the straight spring is sleeved on the connecting rod, one end of the straight spring is arranged at the bottom of the sliding groove, the other end of the straight spring is arranged on the limiting plate, and the straight spring is used for supporting the limiting plate.

By adopting the technical scheme, as the straight spring has the processes of absorbing energy and releasing energy, the dyssynchrony of the movement of the connecting rod and the screen is further aggravated, and the connecting rod is convenient to drive the knocking rod to strike the screen.

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

1. when the vibrator drives the screen box to vibrate, the screen box drives the screen cloth to vibrate, the screen cloth drives the connecting rod to move, and the connecting rod is arranged on the screen cloth in a sliding mode, so that the movement of the connecting rod is asynchronous with the movement of the screen cloth, the knocking rod on the connecting rod is enabled to collide with the screen cloth, the knocking rod collides with the screen cloth to enable raw materials on the screen cloth to fall, and the possibility of blocking of the screen cloth is reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of a vibrating screen.

Fig. 2 is a cross-sectional view of a shaker.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Reference numerals illustrate: 1. a base; 2. a vibrator; 3. a screen box; 4. a screen; 5. a connecting rod; 6. knocking the rod; 61. a sleeve; 62. an inner rod; 7. a ball sleeve; 8. a chute; 9. a limiting plate; 10. a notch; 11. a chain; 12. a weighted ball; 13. a straight spring; 14. and a damping spring.

Detailed Description

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

The embodiment of the application discloses a vibrating screen. Referring to fig. 1, the vibrating screen includes a base 1, a vibrator 2 and a screen box 3, the vibrator 2 is fixedly installed on the base 1, the screen box 3 is fixedly installed on the vibrator 2, two screen boxes 3 are stacked, a screen 4 is fixedly installed on the screen box 3, a damping spring 14 is fixedly connected to the base 1, one end of the damping spring 14 is fixedly connected with the base 1, and the other end of the damping spring 14 is fixedly connected with the screen box 3.

When the vibrating screen is used, the vibrator 2 is started, the vibrator 2 drives the screen box 3 to vibrate, the screen box 3 drives the screen 4 to vibrate, so that raw materials meeting the requirements are screened out, the vibration transmitted to the base 1 by the screen box 3 is weakened by the damping spring 14, and the noise of the vibrating screen during operation is reduced.

Referring to fig. 2 and 3, slide on the screen cloth 4 and set up connecting rod 5, the slip direction of connecting rod 5 is perpendicular to the plane that screen cloth 4 is located, rotate on the screen cloth 4 and be connected with spherical sleeve 7, set up on the spherical sleeve 7 and supply gliding spout 8 of connecting rod 5, connecting rod 5 slides in spout 8, connecting rod 5 runs through spherical sleeve 7, fixedly connected with limiting plate 9 on the connecting rod 5, limiting plate 9 is located spout 8, limiting plate 9 is used for restricting connecting rod 5 roll-off spout 8, fixed mounting respectively has strike pole 6 at the both ends of connecting rod 5, strike pole 6 is the slope setting towards screen cloth 4, the one end that strikes pole 6 and screen cloth 4 are close to the screen cloth 4 is less than the sliding distance of connecting rod 5.

When screen cloth 4 vibrates from top to bottom, screen cloth 4 drives connecting rod 5 up-and-down motion, and connecting rod 5 drives and beats pole 6 up-and-down motion, because connecting rod 5 slip setting makes the up-and-down motion of connecting rod 5 and the up-and-down vibration of screen cloth 4 asynchronous on screen cloth 4, beat the one end that pole 6 is close to screen cloth 4 and the distance of screen cloth 4 moreover and be less than the sliding distance of connecting rod 5 for beat pole 6 in-process striking that reciprocates on screen cloth 4, and then make the raw materials that adheres to on screen cloth 4 fall down, reduced the possibility that screen cloth 4 blockked up.

When the screen 4 vibrates horizontally, the ball sleeve 7 rotates relative to the screen 4, the ball sleeve 7 drives the connecting rod 5 to rotate relative to the screen 4, the connecting rod 5 rotates to enable the knocking rod 6 to impact the screen 4, and then raw materials attached to the screen 4 fall down, so that the possibility of blocking the screen 4 is reduced; because the ball sleeve 7 can rotate towards any direction, the knocking rod 6 can strike the screen 4 when the screen 4 vibrates towards any horizontal direction; meanwhile, as the connecting rod 5 penetrates through the screen 4 and the knocking rod 6 is located at two ends of the connecting rod 5, the knocking rod 6 knocks the screen 4 from two sides of the screen 4, the frequency of the knocking rod 6 knocking the screen 4 is improved, and the possibility of blocking the screen 4 is further reduced.

Referring to fig. 2 and 3, a plurality of notches 10 are formed in the outer wall of the ball sleeve 7, the notches 10 are positioned at the rotary connection position of the ball sleeve 7 and the screen 4, the notches 10 penetrate through the ball sleeve 7, the size of the notches 10 is the same as that of the mesh of the screen 4, and the notches 10 are used for allowing raw materials to pass through; the raw material passes through the ball sleeve 7 through the notch 10, so that the possibility that the raw material is accumulated on the ball sleeve 7 is reduced, and the possibility that the raw material influences the rotation of the ball sleeve 7 is further reduced.

Referring to fig. 2 and 3, the tapping rod 6 is a telescopic rod, and the tapping rod 6 includes a sleeve 61 fixedly installed at the connecting rod 5 and an inner rod 62 screw-coupled within the sleeve 61; the inner rod 62 is rotated, so that the inner rod 62 is far away from or close to the sleeve 61, the whole length of the knocking rod 6 is lengthened or shortened, the initial distance between the knocking rod 6 and the screen 4 is changed by lengthening or shortening the knocking rod 6, and the operation is simple and convenient; when the vibration intensity of the screen 4 changes, the sliding and rotating degrees of the connecting rod 5 also change, and the length of the knocking rod 6 is adjusted to enable the knocking rod 6 to be impacted on the screen 4 under different vibration intensities, so that the application range of the knocking rod 6 is improved.

Referring to fig. 2 and 3, a chain 11 is fixedly connected to one end of the striking rod 6 away from the connecting rod 5, further, the chain 11 is fixedly connected to one side of the inner rod 62 away from the sleeve 61, and a weighting ball 12 is fixedly connected to one end of the chain 11 away from the inner rod 62; when the knocking rod 6 moves, the knocking rod 6 drives the weighting ball 12 to move, and the weighting ball 12 and the knocking rod 6 respectively strike the screen 4 due to the fact that the motion of the weighting ball 12 and the motion of the knocking rod 6 are not synchronous, so that the possibility of blocking the screen 4 is reduced.

Referring to fig. 2 and 3, a plurality of ball sleeves 7 are rotatably arranged on each screen 4, connecting rods 5 are slidably arranged on each ball sleeve 7, a plurality of knocking rods 6 are fixedly connected to two ends of each connecting rod 5, the knocking rods 6 are symmetrically distributed on the connecting rods 5, in the embodiment of the application, six knocking rods 6 are fixedly connected to each connecting rod 5, and the six knocking rods 6 are symmetrically distributed at two ends of the connecting rods 5; by installing a plurality of ball sockets 7 on the screen 4 and a plurality of striking rods 6 on the connecting rod 5, the frequency with which the striking rods 6 strike the screen 4 is increased, thereby reducing the likelihood of clogging of the screen 4.

Referring to fig. 2 and 3, a straight spring 13 is fixedly connected to the ball sleeve 7, the straight spring 13 is positioned in the chute 8, the straight spring 13 is sleeved on the connecting rod 5, one end of the straight spring 13 is fixedly connected to the bottom of the chute 8, the other end of the straight spring 13 is fixedly connected to the limiting plate 9, and the straight spring 13 is used for supporting the limiting plate 9; the straight spring 13 supports the limiting plate 9, so that the connecting rod 5 is in a suspended state in an initial state, and the knocking rod 6 can conveniently strike the screen 4; meanwhile, when the screen 4 vibrates, the straight spring 13 stretches, and the asynchronous movement of the connecting rod 5 and the screen 4 is further aggravated by the stretching process of the straight spring 13, so that the screen 4 is conveniently impacted by the knocking rod 6.

The implementation principle of the vibrating screen in the embodiment of the application is as follows: when the vibrator 2 drives the screen box 3 to vibrate, the screen box 3 drives the screen 4 to vibrate, the screen 4 vibrates to enable the spherical sleeve 7 to rotate, and meanwhile, the screen 4 vibrates to enable the connecting rod 5 to slide on the spherical sleeve 7; the ball sleeve 7 rotates to drive the connecting rod 5 to rotate, and the connecting rod 5 rotates to drive the knocking rod 6 to collide with the screen 4; the connecting rod 5 slides to drive the knocking rod 6 to strike on the screen 4; meanwhile, the knocking rod 6 moves to drive the weighting ball 12 to move, so that the weighting ball 12 impacts the screen 4, the frequency of the impact of the screen 4 is increased, and the possibility of blocking the screen 4 is reduced; when the vibration intensity of the vibrator 2 changes, the sliding distance of the connecting rod 5 and the rotating angle of the ball sleeve 7 can change, and at the moment, the whole length of the knocking rod 6 is changed by rotating the inner rod 62, so that the distance between the knocking rod 6 and the screen 4 is changed, and the knocking rod 6 can be conveniently impacted on the screen 4 under different vibration intensities.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a shale shaker, includes base (1), vibrator (2) and sieve case (3), vibrator (2) set up on base (1), sieve case (3) set up on vibrator (2), be provided with screen cloth (4), its characterized in that on sieve case (3): the screen cloth (4) is gone up to slide and is set up connecting rod (5), the slip direction of connecting rod (5) perpendicular to the plane at screen cloth (4) place, be provided with on connecting rod (5) and strike pole (6), strike pole (6) orientation screen cloth (4) are the slope setting, strike pole (6) be close to one end of screen cloth (4) with the distance of screen cloth (4) is less than the slip distance of connecting rod (5).

2. The vibrating screen as recited in claim 1, wherein: the utility model discloses a screen cloth, including screen cloth (4), connecting rod (5) are provided with ball cover (7) on the rotation, connecting rod (5) slip sets up in ball cover (7), set up on ball cover (7) confession connecting rod (5) gliding spout (8), connecting rod (5) are provided with and are used for the restriction connecting rod (5) break away from limiting plate (9) of spout (8), limiting plate (9) are located in spout (8).

3. The vibrating screen according to claim 2, wherein: the outer wall of the ball sleeve (7) is provided with a plurality of notches (10), the notches (10) are used for allowing raw materials to pass through, the size of the notches (10) is the same as the mesh size of the screen (4), and the notches (10) penetrate through the ball sleeve (7).

4. The vibrating screen according to claim 2, wherein: the knocking rod (6) is a telescopic rod, and the knocking rod (6) comprises a sleeve (61) arranged on the connecting rod (5) and an inner rod (62) in threaded connection with the sleeve (61).

5. The vibrating screen according to claim 2, wherein: one end of the knocking rod (6) far away from the connecting rod (5) is provided with a chain (11), and one end of the chain (11) far away from the knocking rod (6) is provided with a weighting ball (12).

6. The vibrating screen as recited in claim 1, wherein: the connecting rod (5) is provided with a plurality of knocking rods (6), and the knocking rods (6) are symmetrically arranged on the connecting rod (5).

7. The vibrating screen according to claim 2, wherein: the ball sleeves (7) are rotatably provided with a plurality of ball sleeves, and each ball sleeve (7) is slidably provided with the connecting rod (5).

8. The vibrating screen according to claim 2, wherein: the connecting rod (5) penetrates through the ball sleeve (7), and the knocking rod (6) is arranged at two ends of the connecting rod (5).

9. The vibrating screen according to claim 2, wherein: the ball sleeve (7) is provided with a straight spring (13), the straight spring (13) is located in the sliding groove (8), the straight spring (13) is sleeved on the connecting rod (5), one end of the straight spring (13) is arranged at the bottom of the sliding groove (8), the other end of the straight spring is arranged on the limiting plate (9), and the straight spring (13) is used for supporting the limiting plate (9).