CN215465908U

CN215465908U - High-efficient drum sieve

Info

Publication number: CN215465908U
Application number: CN202121242315.9U
Authority: CN
Inventors: 郑斌黎; 宋祖铨; 刘建; 马乾; 潘正果
Original assignee: Fujian Dingxin Technology Co Ltd
Current assignee: Fujian Dingxin Technology Co Ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2022-01-11
Anticipated expiration: 2031-06-04

Abstract

The utility model relates to the technical field of rotary screens, in particular to a high-efficiency rotary screen, which comprises a rotary screen body and two support frames, wherein two opposite ends of the rotary screen body are symmetrically connected with connecting rods, a through mounting groove is formed in each support frame, two fixing rods are arranged between two opposite side walls of an inner cavity of the mounting groove in parallel, the outer walls of the fixing rods are connected with a mounting plate in a sliding manner, a driving motor is arranged on one side surface, away from each other, of the mounting plate, an output shaft of the driving motor penetrates through the mounting plate to be connected with the connecting rods, and a lifting mechanism is symmetrically arranged on one side surface, away from each other, of the two support frames, so that the rotary screen body can rotate under the driving of the driving motor to screen materials, and in the rotating process of the rotary screen body, the lifting mechanism can drive the driving motor and the mounting plate to slide up and down along the fixing rods in a reciprocating manner, so that the rotary side of the rotary screen body can shake up and down in a reciprocating manner, thereby avoid the material to block up the screening hole, improve the screening efficiency of drum sieve body.

Description

High-efficient drum sieve

Technical Field

The utility model relates to the technical field of drum screens, in particular to a high-efficiency drum screen.

Background

The drum screen mainly comprises a motor, a speed reducer, a frame, a drum device and a feed inlet and a discharge outlet; after the materials enter the roller device, the materials on the screen surface are overturned and rolled by the inclination and the rotation of the roller device, so that the fine materials pass through the screen and are discharged from the fine material outlet, and the coarse materials do not pass through the screen and are discharged from the coarse material outlet.

The existing drum sieve structure is generally only simple, and the motor drives the drum to rotate so as to play a screening effect, however, the screening efficiency of the drum sieve is reduced due to the fact that the screening holes of the drum sieve are easily blocked due to lack of shaking force during working.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the technical problems to be solved by the utility model are as follows: the utility model provides a high-efficient drum sieve, solves among the prior art drum sieve mesh and blocks up easily and cause the problem that screening efficiency reduces.

In order to solve the technical problems, the utility model adopts the technical scheme that:

the utility model provides a high-efficient drum sieve, includes drum sieve body and two support frames, the drum sieve body is located between two support frames, the screening hole more than two is seted up on drum sieve body surface, the relative both ends symmetric connection of drum sieve body has the connecting rod, set up the mounting groove that link up on the support frame, the parallel is equipped with two dead levers between the relative both sides wall of mounting groove inner chamber, dead lever outer wall sliding connection has the mounting panel, two install driving motor on the side that the mounting panel kept away from each other, driving motor's output shaft passes the mounting panel and is connected with the connecting rod, two the symmetry is equipped with elevating system on the side that the support frame kept away from each other, elevating system is connected with driving motor.

Furthermore, the outer wall of the fixed rod is further sleeved with two springs, and the two springs are located on the upper side and the lower side of the mounting plate.

Further, elevating system includes the casing, casing fixed mounting is on the support frame, casing inner chamber fixedly connected with rotates the motor, the output shaft fixedly connected with two-way screw rod of rotation motor, two-way screw rod outer wall threaded connection has the screw sleeve, the screw sleeve is kept away from the one end of rotating the motor and is stretched out the casing outside and driving motor fixed connection.

Furthermore, the last welding of driving motor has the connecting block, the threaded sleeve is connected with driving motor through the connecting block.

Furthermore, the drum screen body comprises a first drum part, a second drum part and a third drum part, the second drum part is located between the first drum part and the third drum part, the second drum part is respectively connected with the first drum part and the third drum part, the first drum part and the third drum part are both in a circular truncated cone shape, the second drum part is in a cylindrical shape, and the second drum part is communicated with a material pipe provided with an end cover.

The utility model has the beneficial effects that:

through the arrangement of the components such as the driving motor, the lifting mechanism, the fixing rods, the mounting plate and the like, the two opposite ends of the drum screen body are symmetrically connected with the connecting rods, the supporting frames are provided with through mounting grooves, two fixing rods are arranged between the two opposite side walls of the inner cavity of the mounting groove in parallel, the outer walls of the fixing rods are connected with the mounting plate in a sliding manner, the driving motor is arranged on the side surface, far away from each other, of the two mounting plates, the output shaft of the driving motor penetrates through the mounting plate to be connected with the connecting rods, the lifting mechanism is symmetrically arranged on the side surface, far away from each other, of the two supporting frames and connected with the driving motor, so that the drum screen body can rotate under the driving of the driving motor to screen materials, and in the rotating process of the drum screen body, the lifting mechanism can drive the driving motor and the mounting plate to slide up and down along the fixing rods in a reciprocating manner, so that the side of the drum screen body can shake up and down in a reciprocating manner while rotating, thereby avoid the material to block up the screening hole, improve the screening efficiency of drum sieve body.

Drawings

FIG. 1 is a schematic diagram of a high efficiency trommel according to the present invention;

FIG. 2 is a schematic side view of the high efficiency trommel of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view at A of FIG. 2 of a high efficiency trommel according to the present invention;

FIG. 4 is a schematic view of a high efficiency trommel according to the present invention;

fig. 5 is a schematic structural view illustrating a lifting mechanism of a high-efficiency drum screen according to the present invention;

description of reference numerals:

1. a trommel body; 11. screening holes; 12. a connecting rod; 13. a first drum part; 14. a second drum part; 15. a third drum part;

2. a support frame; 21. mounting grooves; 22. fixing the rod; 23. mounting a plate; 24. a drive motor; 25. a lifting mechanism; 251. a housing; 252. rotating the motor; 253. a bidirectional screw; 254. a threaded sleeve; 26. a spring; 27. and (4) connecting the blocks.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1, the technical solution provided by the present invention:

From the above description, the beneficial effects of the present invention are:

The working principle of the high-efficiency drum screen is as follows:

during operation, open driving motor and elevating system respectively, driving motor rotates and drives the rotation of drum sieve body to sieve this internal material of drum sieve, elevating system drives driving motor and mounting panel and slides from top to bottom along the dead lever in the mounting groove simultaneously, thereby drives the shake about the drum sieve body, thereby avoids the material to block up the screening hole, improves the screening efficiency of drum sieve body.

As is apparent from the above description, the provision of the spring makes it possible to reduce noise generated by the vertical sliding of the mounting plate.

From the above description, can drive two-way screw rod through rotating the motor and rotate to drive the screw sleeve and drive driving motor and slide from top to bottom, and then play the shake effect to the drum sieve body.

As can be seen from the above description, the two sides of the trommel body are truncated cone-shaped, and the middle of the trommel body is cylindrical, so that the materials can be collected to the second drum part of the trommel body and then discharged from the material pipe, and thus the materials are not accumulated in the trommel body.

Referring to fig. 1 to 5, a first embodiment of the present invention is:

referring to fig. 1, 2 and 4, a high-efficiency drum screen comprises a drum screen body 1 and two supporting frames 2, the drum screen body 1 is positioned between the two support frames 2, more than two screening holes 11 are arranged on the surface of the drum screen body 1, the two opposite ends of the drum screen body 1 are symmetrically connected with connecting rods 12, the supporting frame 2 is provided with a through mounting groove 21, two fixed rods 22 are arranged in parallel between two opposite side walls of the inner cavity of the mounting groove 21, the outer walls of the fixed rods 22 are connected with mounting plates 23 in a sliding manner, a driving motor 24 is arranged on one side surface of each mounting plate 23 which is far away from each other, an output shaft of the driving motor 24 penetrates through the mounting plate 23 to be connected with the connecting rod 12, two lifting mechanisms 25 are symmetrically arranged on one side face, far away from each other, of the support frame 2, and the lifting mechanisms 25 are connected with the driving motor 24.

Referring to fig. 1 and 3, two springs 26 are further sleeved on the outer wall of the fixing rod 22, and the two springs 26 are located on the upper side and the lower side of the mounting plate 23.

Referring to fig. 5, the lifting mechanism 25 includes a housing 251, the housing 251 is fixedly installed on the support frame 2, an inner cavity of the housing 251 is fixedly connected with a rotating motor 252, an output shaft of the rotating motor 252 is fixedly connected with a two-way screw 253, an outer wall of the two-way screw 253 is in threaded connection with a threaded sleeve 254, and one end of the threaded sleeve 254, which is far away from the rotating motor 252, extends out of the housing 251 and is fixedly connected with the driving motor 24.

Referring to fig. 4, a connection block 27 is welded on the driving motor 24, and the threaded sleeve 254 is connected with the driving motor 24 through the connection block 27.

Referring to fig. 4, the trommel body 1 includes a first roller part 13, a second roller part 14 and a third roller part 15, the second roller part 14 is located between the first roller part 13 and the third roller part 15, the second roller part 14 is respectively connected with the first roller part 13 and the third roller part 15, the first roller part 13 and the third roller part 15 are both in a circular truncated cone shape, the second roller part 14 is in a cylindrical shape, and a material pipe provided with an end cover is communicated with the second roller part 14.

The working principle of the high-efficiency drum screen is as follows:

during operation, materials are added into the drum screen body 1 through a material pipe, then the driving motor 24 and the rotating motor 252 are respectively started, the driving motor 24 rotates to drive the drum screen body 1 to rotate, so that the materials in the drum screen body 1 are screened, meanwhile, the rotating motor 252 can drive the two-way screw 253 to rotate, so that the threaded sleeve 254 is driven to drive the driving motor 24 and the mounting plate 23 to slide up and down in the mounting groove 21 along the fixing rod 22, the drum screen body 1 is driven to shake up and down, the situation that the screening holes 11 are blocked by the materials is avoided, and the screening efficiency of the drum screen body 1 is improved;

after the screening is finished, opening an end cover of the material pipe, and then rotating the material pipe to the lower part to discharge the screened residual materials.

In summary, the high-efficiency drum screen provided by the utility model is provided with the components of the driving motor, the lifting mechanism, the fixing rods, the mounting plate and the like, wherein the two opposite ends of the drum screen body are symmetrically connected with the connecting rods, the supporting frames are provided with the through mounting grooves, the two fixing rods are arranged between the two opposite side walls of the inner cavity of the mounting groove in parallel, the outer walls of the fixing rods are slidably connected with the mounting plate, the driving motor is arranged on one side surface of the two mounting plates away from each other, the output shaft of the driving motor penetrates through the mounting plates to be connected with the connecting rods, the lifting mechanism is symmetrically arranged on one side surface of the two supporting frames away from each other and is connected with the driving motor, so that the drum screen body can rotate under the driving of the driving motor to screen materials, and in the rotating process of the drum screen body, the lifting mechanism can drive the driving motor and the mounting plate to slide up and down along the fixing rods in a reciprocating manner, thereby make the drum sieve body rotate the reciprocal shake from top to bottom in limit to avoid the material to block up the screening hole, improve the screening efficiency of drum sieve body.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a high-efficient drum sieve, its characterized in that, includes drum sieve body and two support frames, the drum sieve body is located between two support frames, more than two screening holes have been seted up on drum sieve body surface, the relative both ends symmetric connection of drum sieve body has the connecting rod, set up the mounting groove that link up on the support frame, the parallel is equipped with two dead levers between the relative both sides wall of mounting groove inner chamber, dead lever outer wall sliding connection has the mounting panel, two install driving motor on the side that the mounting panel was kept away from each other, driving motor's output shaft passes the mounting panel and is connected with the connecting rod, two the symmetry is equipped with elevating system on the side that the support frame was kept away from each other, elevating system is connected with driving motor.

2. The efficient drum screen as claimed in claim 1, wherein the outer wall of the fixed rod is further sleeved with two springs, and the two springs are located on the upper side and the lower side of the mounting plate.

3. The efficient drum screen according to claim 1, wherein the lifting mechanism comprises a housing, the housing is fixedly mounted on the support frame, a rotating motor is fixedly connected to an inner cavity of the housing, a bidirectional screw is fixedly connected to an output shaft of the rotating motor, a threaded sleeve is connected to an outer wall of the bidirectional screw in a threaded manner, and one end of the threaded sleeve, which is far away from the rotating motor, extends out of the housing and is fixedly connected with the driving motor.

4. The efficient drum screen according to claim 3, wherein a connecting block is welded on the driving motor, and the threaded sleeve is connected with the driving motor through the connecting block.

5. A high efficiency trommel as claimed in claim 1 wherein the trommel body comprises first, second and third roller sections, the second roller section being located between and connected to the first and third roller sections respectively, the first and third roller sections each being frustoconical and the second roller section being cylindrical.