CN217774713U

CN217774713U - Internal spiral rolling screen drum structure

Info

Publication number: CN217774713U
Application number: CN202221948985.7U
Authority: CN
Inventors: 岳明理
Original assignee: Jiaozuo Hexin Machinery Co ltd
Current assignee: Jiaozuo Hexin Machinery Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-11
Anticipated expiration: 2032-07-22

Abstract

The utility model discloses an interior spiral roll sieve tube structure, including a sieve section of thick bamboo, install the main shaft in the sieve section of thick bamboo, be fixed with interior helical blade on the outer wall of main shaft, two connecting plates of the outer wall fixedly connected with of sieve section of thick bamboo equal fixed the inlaying on the connecting plate is equipped with the bearing, two the common fixedly connected with countershaft of inner circle of bearing, the equal fixedly connected with belt pulley of tip of main shaft and countershaft, two the common cover of outer wall of belt pulley is equipped with the belt, the outer wall of sieve section of thick bamboo is fixed with even board, sliding insert on even board is equipped with the right angle pole, the outer wall cover of right angle pole is equipped with expanding spring, expanding spring's both ends respectively with the outer wall of right angle pole and the outer wall fixed connection of even board. The utility model discloses an including helical blade rotate carry on the material carry the in-process of screening constantly with the striking of a sieve section of thick bamboo outer wall through steel impact ball, make a sieve section of thick bamboo vibration, increase the frequency that the material is beated, avoid the material jam in the mesh of a sieve section of thick bamboo.

Description

Internal spiral rolling screen drum structure

Technical Field

The utility model relates to a conveying equipment technical field especially relates to an interior spiral roll screen section of thick bamboo structure.

Background

A roller screen drum is a screening device. The motor is connected with the screen drum device through the speed reducer and the coupling, and drives the screen drum device to rotate around the shaft of the screen drum device. When the material got into a sieve section of thick bamboo device, by the slope and the rotation of a sieve section of thick bamboo device, the material on the sifter was overturned and was rolled, and qualified material discharges through the discharge gate of a sieve section of thick bamboo rear end bottom, and unqualified material discharges through the discharge gate of a sieve section of thick bamboo afterbody to accomplish the screening operation of material.

The material is carried by lower up in a sieve section of thick bamboo, but the material card of screening is easy in the mesh of a sieve section of thick bamboo, and then causes the jam of mesh, influences the normal clear of screening work.

In order to solve the problems, an internal spiral rolling screen cylinder structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the background art and providing an internal spiral rolling screen cylinder structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an interior spiral roll sieve tube structure, includes a sieve section of thick bamboo, install the main shaft in the sieve section of thick bamboo, be fixed with interior helical blade on the outer wall of main shaft, two connecting plates of outer wall fixedly connected with of sieve section of thick bamboo equal fixed the inlaying on the connecting plate is equipped with the bearing, two the common fixedly connected with countershaft of inner circle of bearing, the equal fixedly connected with belt pulley of tip of main shaft and countershaft, two the common cover of outer wall of belt pulley is equipped with the belt, the outer wall of sieve section of thick bamboo is fixed with even board, it is equipped with the right angle pole to slide on the board even, the outer wall cover of right angle pole is equipped with expanding spring, expanding spring's both ends respectively with the outer wall of right angle pole and the outer wall fixed connection of even board, be fixed with the connecting rod that is used for extrudeing the right angle pole and removes on the outer wall of countershaft.

In the above internal spiral rolling screen drum structure, the end part of the screen drum is fixedly connected with a collecting tank, and the end part of the screen drum is provided with a discharge hole communicated with the collecting tank.

In foretell interior spiral roll sieve section of thick bamboo structure, the lower lateral wall fixedly connected with hydro-cylinder of a sieve section of thick bamboo, the lower lateral wall of collecting vat slides and inserts and is equipped with the push pedal, fixedly connected with fixed plate between the drive end of hydro-cylinder and the tip of push pedal, be connected with the back flow between the upper end outer wall of collecting vat and the last lateral wall of a sieve section of thick bamboo.

In the above internal spiral rolling screen drum structure, the length of the push plate is consistent with that of the collecting tank.

In the above internal spiral rolling screen cylinder structure, steel impact balls are fixed at the ends of the right-angle rods.

Compared with the prior art, the internal spiral rolling screen drum structure has the advantages that:

the utility model discloses an including helical blade rotate carry on the material carry the in-process of screening constantly with the striking of a sieve section of thick bamboo outer wall through steel impact ball, make a sieve section of thick bamboo vibration, increase the frequency that the material is beated, avoid the material jam in the mesh of a sieve section of thick bamboo.

Drawings

Fig. 1 is a schematic structural view of an internal spiral rolling screen drum structure provided by the present invention;

fig. 2 is a side view of a right-angle rod and an auxiliary shaft in the internal spiral rolling screen drum structure provided by the utility model.

In the figure: the device comprises a screen cylinder 1, a main shaft 2, internal spiral blades 3, a bearing 4, an auxiliary shaft 5, a belt pulley 6, a belt 7, a connecting plate 8, a right-angle rod 9, a steel impact ball 10, an expansion spring 11, a connecting rod 12, a collecting tank 13, a push plate 14, an oil cylinder 15 and a return pipe 16.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, an internal spiral rolling screen cylinder structure comprises a screen cylinder 1, a main shaft 2 is installed in the screen cylinder 1, internal spiral blades 3 are fixed on the outer wall of the main shaft 2, two connecting plates are fixedly connected to the outer wall of the screen cylinder 1, bearings 4 are fixedly embedded on the two connecting plates, an auxiliary shaft 5 is fixedly connected to the inner rings of the two bearings 4, belt pulleys 6 are fixedly connected to the end portions of the main shaft 2 and the auxiliary shaft 5, belts 7 are sleeved on the outer walls of the two belt pulleys 6, a connecting plate 8 is fixed to the outer wall of the screen cylinder 1, a right-angle rod 9 is slidably inserted on the connecting plate 8, a steel impact ball 10 is fixed to the end portion of the right-angle rod 9, an expansion spring 11 is sleeved on the outer wall of the right-angle rod 9, two ends of the expansion spring 11 are fixedly connected to the outer wall of the right-angle rod 9 and the outer wall of the connecting plate 8 respectively, a connecting rod 12 for extruding the right-angle rod 9 to move is fixed on the outer wall of the auxiliary shaft 5, the end part of the main shaft 2 is fixedly connected with the driving end of an external driving motor, the main shaft 2 is driven to rotate by the driving motor, the rotation of the internal spiral blade 3 is realized, the conveying of materials is realized, the materials are screened by the contact with the inner wall of the screen cylinder 1 in the conveying process, the materials with small particle size flow out through the screen cylinder 1, the materials with large particle size are left on the screen cylinder 1, the auxiliary shaft 5 is driven to rotate by the linkage action of the belt 7 in the rotating process of the main shaft 2, the auxiliary shaft 5 drives the connecting rod 12 to contact with the upper bottom wall of the right-angle rod 9 when the connecting rod 12 is separated from the right-angle rod 9, the right-angle rod 9 bounces upwards under the reverse elasticity of the telescopic spring 11, the steel impact ball 10 is in contact with the screen cylinder 1 to impact the screen cylinder 1, the screen cylinder 1 vibrates by the impact, the materials clamped in the mesh of the screen cylinder 1 are loosened and separated by the vibration, or the vibration increases the shaking frequency of the materials, so that the materials are prevented from being clamped in the meshes.

End fixedly connected with collecting vat 13 of a sieve section of thick bamboo 1, the tip of a sieve section of thick bamboo 1 is equipped with the discharge gate that communicates with collecting vat 13, the lower lateral wall fixedly connected with hydro-cylinder 15 of a sieve section of thick bamboo 1, the lower lateral wall of collecting vat 13 slides and inserts and is equipped with push pedal 14, fixedly connected with fixed plate between the drive end of hydro-cylinder 15 and the tip of push pedal 14, be connected with back flow 16 between the upper end outer wall of collecting vat 13 and the last lateral wall of a sieve section of thick bamboo 1, the length of push pedal 14 is unanimous with the length of collecting vat 13, big material after the screening is derived to collecting vat 13 in through the discharge gate, withdraw pulling push pedal 14 through the hydro-cylinder 15 drive end and move up, promote the material in the collecting vat 13 and move up, when the material pushes away to the upper end of collecting vat 13, the material flows into in the back flow 16, flow back to a sieve section of thick bamboo 1 along back flow again, can carry out the secondary screening, get rid of remaining small-particle size material in the material.

When the discharge of big material is carried out to needs, accessible hydro-cylinder 15 drives push pedal 14 and moves down, and the lower extreme of collecting vat 13 is opened, can carry out the discharge of material.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an interior spiral roll sieve tube structure, includes sieve section of thick bamboo (1), its characterized in that, install main shaft (2) in sieve section of thick bamboo (1), be fixed with interior helical blade (3) on the outer wall of main shaft (2), two connecting plates of the outer wall fixedly connected with of sieve section of thick bamboo (1), two equal fixed the inlaying on the connecting plate is equipped with bearing (4), two the common fixedly connected with countershaft (5) of inner circle of bearing (4), the equal fixedly connected with belt pulley (6) of tip of main shaft (2) and countershaft (5), two the outer wall of belt pulley (6) is overlapped jointly and is equipped with belt (7), the outer wall of sieve section of thick bamboo (1) is fixed with even board (8), slide on even board (8) and insert and be equipped with right angle rod (9), the outer wall cover of right angle rod (9) is equipped with expanding spring (11), the both ends of expanding spring (11) respectively with the outer wall of right angle rod (9) and the outer wall fixed connection of even board (8), be fixed with outer wall (12) that are used for extrudeing connecting rod (9) removal on countershaft (5).

2. The internal spiral rolling screen drum structure according to claim 1, characterized in that the end of the screen drum (1) is fixedly connected with a collecting tank (13), and the end of the screen drum (1) is provided with a discharge hole communicated with the collecting tank (13).

3. The internal spiral rolling screen drum structure according to claim 2, characterized in that an oil cylinder (15) is fixedly connected to the lower side wall of the screen drum (1), a push plate (14) is slidably inserted into the lower side wall of the collecting tank (13), a fixing plate is fixedly connected between the driving end of the oil cylinder (15) and the end of the push plate (14), and a return pipe (16) is connected between the outer wall of the upper end of the collecting tank (13) and the upper side wall of the screen drum (1).

4. An internal screw trommel screen structure as claimed in claim 3 wherein the length of the push plate (14) corresponds to the length of the collection trough (13).

5. An internal screw roller screen cylinder structure according to claim 1, characterized in that steel striking balls (10) are fixed at the ends of the right-angle rods (9).