CN214052443U

CN214052443U - Drum screen with built-in vibration hammer

Info

Publication number: CN214052443U
Application number: CN202022952729.2U
Authority: CN
Inventors: 朱治军; 王朝安; 万小虎
Original assignee: Nanjing Hanrui Cobalt Co ltd
Current assignee: Nanjing Hanrui Cobalt Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-08-27
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a drum sieve of built-in vibratory hammer in area relates to drum sieve technical field, including cylinder screen cloth, pivot and screen cloth shell, be provided with at least one vibration mechanism in the pivot, vibration mechanism includes connecting rod and hammer block, the one end of connecting rod articulates through a hinged-support in the pivot, connecting rod swing path is located between the double-phase adjacent bracing piece and the axis of perpendicular to pivot all the time, the hammer block sets up the other end at the connecting rod. This drum sieve of built-in vibratory hammer, the hammer block moves the eminence under the drive of bracing piece and then falls and strike the striking piece on another bracing piece, the striking vibration passes through the bracing piece and transmits on the drum sieve, make whole drum sieve take place the vibration, shake the material that will block up in the sieve mesh and fall, play the effect of clearance sieve mesh, simultaneously, the vibration of drum sieve can promote rolling and the collision of material, be favorable to grinding the edges and corners of material, make material grain shape more slick and sly.

Description

Drum screen with built-in vibration hammer

Technical Field

The utility model relates to a drum sieve technical field specifically is a drum sieve of built-in vibratory hammer in area.

Background

The traditional roller screen mainly comprises a motor, a speed reducer, a roller device, a rack, a sealing cover and a feeding and discharging port. The roller device is obliquely arranged on the frame. The motor is connected with the roller device through the speed reducer and the shaft coupling, and drives the roller device to rotate around the axis of the roller device. After the materials enter the roller device, the materials on the screen surface are overturned and rolled due to the inclination and rotation of the roller device, so that the qualified materials are discharged through the screen on the excircle of the roller, and the unqualified materials (products on the screen) are discharged through the tail end of the roller.

However, for some products with good plasticity and viscosity, a part of the product remains when passing through the screen, and the screen holes are blocked after a long time, which is not favorable for continuous production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drum sieve of built-in vibratory hammer in area to the solution can remain some products to some plasticity good, have viscidity products when passing through the screen cloth, and the jam that can lead to the sieve mesh has been prolonged for a long time, is unfavorable for the problem of continuous production.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drum sieve of built-in vibratory hammer in area, includes the cylinder screen cloth, rotates the pivot that sets up in the frame and the fixed screen cloth shell that sets up in the frame, a plurality of bracing pieces that are the circumference array and distribute of fixedly connected with in the pivot, each the one end fixed connection that the pivot was kept away from to the bracing piece is on the cylinder screen cloth, the screen cloth shell cladding is in the periphery of drum sieve, be provided with at least one vibration mechanism in the pivot, vibration mechanism includes connecting rod and hammer block, the one end of connecting rod articulates through a hinged-support in the pivot, connecting rod swing route is located between the double-phase adjacent bracing piece and the axis of perpendicular to pivot all the time, the hammer block sets up the other end at the connecting rod.

Further, the hinged-support includes the axostylus axostyle, the axostylus axostyle is through two fixed block fixed connection in the pivot, the axis of axostylus axostyle is parallel with the axis of pivot, it has a swivel ring to rotate to be connected with on the axostylus axostyle, connecting rod tip and swivel ring week side fixed connection.

Furthermore, an external thread is arranged at one end, far away from the hinged support, of the connecting rod, a thread groove is formed in the hammer body, and the hammer body is connected to the connecting rod through the matched thread between the thread groove and the external thread.

Furthermore, the connecting rod is provided with an impact block which bears the impact of the hammer body at the position contacted with the hammer body.

Further, the hammer body is spherical.

Compared with the prior art, the beneficial effects of the utility model are that: this drum sieve of built-in vibratory hammer, the hammer block moves the eminence under the drive of bracing piece and then falls and strike on the striking piece on another bracing piece, the striking piece accepts the striking of hammer block completely, pass through the bracing piece with the striking vibration and transmit on the drum sieve screen, make whole drum sieve screen take place the vibration, will block up the material shake in the sieve mesh and fall, play the effect of clearance sieve mesh, and simultaneously, the vibration of drum sieve screen can promote rolling and the collision of material, be favorable to grinding the edges and corners of material, make material grain shape more slick and sly.

Drawings

Fig. 1 is a schematic structural diagram i provided in an embodiment of the present invention;

fig. 2 is a front view of the structure provided by the embodiment of the present invention;

fig. 3 is a schematic view of a connection structure between a vibration mechanism and a rotating shaft according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram ii provided in the embodiment of the present invention;

fig. 5 is a schematic structural diagram according to another embodiment of the present invention;

fig. 6 is a schematic structural diagram according to still another embodiment of the present invention.

In the figure: 1. a roller screen; 2. a rotating shaft; 3. a screen housing; 4. a support bar; 5. a connecting rod; 6. A hammer body; 7. a hinged support; 701. a shaft lever; 702. a fixed block; 703. a rotating ring; 8. and (4) striking the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a drum screen with built-in vibratory hammers comprises a drum screen 1, a rotating shaft 2 rotationally arranged on a rack and a screen shell 3 fixedly arranged on the rack, wherein three supporting rods 4 distributed in a circumferential array are fixedly connected to the rotating shaft 2, a plurality of groups, preferably five groups, of the three supporting rods 4 distributed in the circumferential array are arranged along the rotating shaft 2, one end of each supporting rod 4 far away from the rotating shaft 2 is fixedly connected to the drum screen 1, the screen shell 3 is coated on the periphery of the drum screen, the drum screen 1, the rotating shaft 2 and the screen shell 3 are coaxial and obliquely arranged on the rack, the rotating shaft 2 is driven to rotate, the rotating shaft 2 drives the drum screen 1 to rotate through the supporting rods 4, after materials enter the drum screen 1 from the oblique upper end of the drum screen 1, the materials on the screen surface are overturned and rolled due to the inclination and rotation of the drum screen 1, and qualified materials are discharged through screen holes of the drum screen 1 and fall into the screen shell 3, unqualified materials (products on the screen) are discharged through the inclined lower end of the roller screen 1.

The rotating shaft 2 is provided with a plurality of vibrating mechanisms, further, a vibrating mechanism (as shown in fig. 4) is respectively distributed between each adjacent supporting rod 4 in each group of supporting rods 4, or a vibrating mechanism (as shown in fig. 6) is distributed between two adjacent supporting rods 4 in each group of supporting rods 4, or a vibrating mechanism (as shown in fig. 5) is respectively distributed between one supporting rod 4 and the other two supporting rods 4 in each group of supporting rods 4, the vibrating mechanism comprises a connecting rod 5 and a hammer body 6, one end of the connecting rod 5 is hinged on the rotating shaft 2 through a hinged support 7, the swinging path of the connecting rod 5 is positioned between two adjacent supporting rods 4 and is always perpendicular to the axis of the rotating shaft 2, specifically, the hinged support 7 comprises a shaft rod 701, the shaft rod 701 is fixedly connected on the rotating shaft 2 through two fixing blocks 702, the axis of the shaft rod 701 is parallel to the axis of the rotating shaft 2, a rotating ring 703 is rotatably connected on the shaft rod 701, connecting rod 5 tip and rotating ring 703 week side fixed connection, hammer block 6 sets up the other end at connecting rod 5, it is concrete, the one end that hinged-support 7 was kept away from to connecting rod 5 is provided with the external screw thread, threaded groove has been seted up on hammer block 6, hammer block 6 passes through the cooperation threaded connection between threaded groove and the external screw thread on connecting rod 5, hinged-support 7 makes the swing route of hammer block 6 of being connected with connecting rod 5 inevitable can pass through bracing piece 4, make hammer block 6 inevitable can strike bracing piece 4, hammer block 6 adopts threaded connection's mode with connecting rod 5, can be convenient for follow the hammer block of trading different specifications (weight), place with hammer block 6 contact on connecting rod 5 is provided with the striking piece 8 that bears hammer block 6 striking, furtherly, hammer block 6 is globular or cylindric.

Further, the place of contacting with hammer block 6 on connecting rod 5 is provided with the striking piece 8 that bears the striking of hammer block 6, hammer block 6 moves the eminence under the drive of bracing piece 4 then falls and strikes on striking piece 8 on another bracing piece 4, striking piece 8 can accept the striking of hammer block 6 completely, will strike the vibration and transmit cylinder screen cloth 1 through bracing piece 4 on, make whole cylinder screen cloth 1 take place the vibration, will block up the material shake in the sieve mesh, play the effect of clearance sieve mesh, and simultaneously, cylinder screen cloth 1's vibration can promote the roll and the collision of material, be favorable to grinding the edges and corners of material, make material grain shape more slick and sly.

The working principle is as follows: when the rotary screen is used, the rotary shaft 2 is driven to rotate, the rotary shaft 2 drives the roller screen 1 to rotate through the support rod 4, after materials enter the roller screen 1 from the inclined upper end of the roller screen 1, the materials on the screen surface are overturned and rolled due to the inclination and rotation of the roller screen 1, qualified materials are discharged through the screen holes of the roller screen 1 and fall into the screen shell 3, unqualified materials (products on the screen) are discharged through the inclined lower end of the roller screen 1, in the process, referring to figure 6, the rotary shaft 2 rotates clockwise, the vibration mechanism is driven by the support rod 4-1 to swing upwards, when the support rod 4-1 rotates to a vertical state, namely the position of the support rod 4-2 in figure 6, the support rod 4-1 rotates to the position of the support rod 4-3 in figure 6, at the moment, the vibration mechanism loses the support of the support rod 4-1, instantly swings and impacts the impact block 8 on the support rod 4-2, the striking block 8 receives the striking of the hammer body 6, and transmits striking vibration to the roller screen 1 through the support rod 4, the whole roller screen 1 vibrates, materials blocked in the screen holes are shaken off, the screen holes are cleaned, meanwhile, the vibration of the roller screen 1 can promote the rolling and collision of the materials, the edges and corners of the materials are favorably ground, the shapes of the material particles are more smooth, the rotating shaft 2 continues to rotate clockwise, when the support rod 4-3 rotates to the position of the support rod 4-2 in the figure 6, the support rod 4-1 contacts the hammer body 6 again and drives the hammer body 6 to swing clockwise and upwards to the initial position, the period is one, then the previous period is continued to be repeated, and the cycle is repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drum sieve of built-in bobbing hammer in area, includes drum screen cloth (1), rotates pivot (2) of setting in the frame and fixed screen cloth shell (3) of setting in the frame, a plurality of bracing pieces (4) that are circumference array distribution of fixedly connected with on pivot (2), each one end fixed connection that pivot (2) were kept away from in bracing piece (4) is on drum screen cloth (1), screen cloth shell (3) cladding is in the periphery of drum sieve, its characterized in that: be provided with at least one vibration mechanism in pivot (2), vibration mechanism includes connecting rod (5) and hammer block (6), the one end of connecting rod (5) articulates through a hinged-support (7) in pivot (2) is last, connecting rod (5) swing route is located between two adjacent bracing pieces (4) and the axis of perpendicular to pivot (2) all the time, hammer block (6) set up the other end at connecting rod (5).

2. A trommel with built-in vibration hammer as claimed in claim 1, wherein: the hinged support (7) comprises a shaft lever (701), the shaft lever (701) is fixedly connected to the rotating shaft (2) through two fixing blocks (702), the axis of the shaft lever (701) is parallel to the axis of the rotating shaft (2), a rotating ring (703) is rotatably connected to the shaft lever (701), and the end part of the connecting rod (5) is fixedly connected to the circumferential side of the rotating ring (703).

3. A trommel with built-in vibration hammer as claimed in claim 1, wherein: the connecting rod (5) is provided with an external thread far away from one end of the hinged support (7), a thread groove is formed in the hammer body (6), and the hammer body (6) is connected to the connecting rod (5) through the matching thread between the thread groove and the external thread.

4. A trommel with built-in vibration hammer as claimed in claim 1, wherein: and an impact block (8) for bearing the impact of the hammer body (6) is arranged at the position, which is contacted with the hammer body (6), on the connecting rod (5).

5. A trommel with built-in vibration hammer as claimed in claim 1, wherein: the hammer body (6) is spherical.