CN218013316U - Centrifugal paper shredding fan - Google Patents

Abstract

The utility model relates to a centrifugal paper shredding fan, including casing, shredded paper mechanism and actuating mechanism, the casing is inside to be equipped with an inner chamber, have paper feed inlet and exit slot on the casing, shredded paper mechanism rotates the paper feed inlet department that sets up in the inner chamber, and drive the rotation by actuating mechanism, shredded paper mechanism includes the pivot of being connected with actuating mechanism, the pivot rotates and installs on the casing, pivot arc side evenly distributes along the pivot radial direction has a plurality of centrifugal blades, centrifugal blade is parallel with pivot axis, one side that centrifugal blade is close to the paper feed inlet is equipped with shredded paper knife, shredded paper knife is perpendicular with pivot axis, one side that the paper feed inlet is close to shredded paper knife is equipped with shredded paper stationary knife; the utility model discloses the rational utilization of fan casing inner chamber's space has improved the shredded paper ability, is difficult for blockking up fan and pipeline when carrying jumbo size scraps of paper or more quantity scraps of paper.

Description

Centrifugal paper shredding fan

Technical Field

The utility model relates to a shredded paper equipment technical field especially relates to a centrifugation shredded paper fan.

Background

Paper products are widely used due to the advantages of light weight, environmental protection, convenient use and the like, and meanwhile, as the paper industry is rapidly developed, the paper consumption is greatly increased, the paper making quantity is increased day by day, and the paper waste is increased, the uniform conveying and recycling of the paper products become a hot topic. A paper shredding fan, in particular to a paper shredding fan applied to a waste recycling system, is mainly used for smashing paper and then facilitating subsequent packaging treatment of a packaging machine.

The invention discloses a paper shredding fan which is provided by Chinese invention patent with publication number CN209866225U, and comprises a shell, a paper shredding mechanism and a driving mechanism, wherein the paper shredding mechanism comprises an impeller, one side of the impeller, which is close to a paper inlet, is provided with a plurality of flying blades, paper shredding is carried out through the flying blades, and the paper shredding effect is good.

However, the paper shredding fan still has some defects, the flying blade and the impeller are both arranged perpendicular to the central axis of the transmission shaft, so that the conveying space of shredded paper in the inner cavity is limited only between the flying blade and the impeller, the space in the inner cavity is not fully utilized, only a small amount of paper scraps with smaller sizes can be processed due to the limited conveying space, the paper shredding capacity is limited, and the fan and a pipeline connected with the fan are easily blocked when large-size paper scraps or a large amount of paper scraps are conveyed. Therefore, the utility model provides a centrifugal shredded paper fan solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a centrifugal shredded paper fan, the space of rational utilization fan casing inner chamber improves the shredded paper ability, is difficult for blockking up fan and pipeline when carrying jumbo size scraps of paper or more quantity scraps of paper.

In order to solve the technical problem, the utility model adopts the technical scheme that: the utility model provides a centrifugal paper shredding fan, the fan includes casing, shredded paper mechanism and actuating mechanism, the inside inner chamber that is equipped with of casing, paper feed mouth and exit slot have on the casing, shredded paper mechanism rotates the paper feed mouth department that sets up in the inner chamber to by actuating mechanism drive rotation, its innovation point lies in: the paper shredding mechanism comprises a rotating shaft connected with the driving mechanism, the rotating shaft is rotatably installed on the shell, a plurality of centrifugal blades are uniformly distributed on the arc-shaped side surface of the rotating shaft along the radial direction of the rotating shaft, the centrifugal blades are parallel to the central axis of the rotating shaft, a paper shredding knife is arranged on one side, close to the paper feeding opening, of each centrifugal blade, the paper shredding knife is perpendicular to the central axis of the rotating shaft, and a paper shredding stationary knife is arranged on one side, close to the paper shredding knife, of the paper feeding opening.

Furthermore, the central axis of the rotating shaft is positioned on the same straight line with the central axis of the paper inlet, and the central axis of the paper outlet is perpendicular to the central axis of the rotating shaft.

Furthermore, the shredded paper moves the sword and installs on centrifugal blade through the connecting plate, connecting plate fixed connection is on centrifugal blade, shredded paper moves sword demountable installation and is close to one side of paper feed mouth in the connecting plate.

Furthermore, the paper shredding fixed cutter is of an annular structure, and saw-toothed cutting edges are distributed on the inner arc-shaped side face of the paper shredding fixed cutter.

Further, the casing outside demountable installation has the end cover, the paper feed mouth is seted up on the end cover, shredded paper stationary knife demountable installation is inboard at the end cover.

The utility model has the advantages that:

(1) The utility model discloses a with centrifugal blade and pivot axis parallel arrangement for shredded paper carries the space to be full of whole inner chamber, makes fan casing inner chamber's space utilize the maximize, and moves mutually supporting of sword and shredded paper stationary knife through the shredded paper, makes the shredded paper scope of shredded paper mechanism cover whole paper feed mouth, has improved shredded paper efficiency and shredded paper ability, is difficult for blockking up fan and pipeline when carrying jumbo size scraps of paper or the scraps of paper of more quantity.

(2) The utility model discloses a pivot axis is in on the same straight line with paper feed inlet axis, and the exit slot axis is perpendicular with the pivot axis, can make the better shredded paper piece of shredded paper mechanism to with the shredded paper piece along with the air high-speed get rid of to the exit slot.

(3) The utility model discloses a shredded paper moves sword demountable installation at the connecting plate, and when the shredded paper moved the cutting edge of sword and become dull or take place to damage, the removable time of unloading shredded paper moved the sword and change.

(4) The utility model discloses the cockscomb structure cutting edge of well shredded paper stationary knife can break away from the shredded paper to the part and move the scraps of paper that the sword action range pasted to the casing inner wall and chop, has improved the shredded paper effect, has reduced the risk of blockking up the fan simultaneously.

(5) The utility model discloses a set up the end cover, make things convenient for the shredded paper stationary knife to change.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of the centrifugal paper shredding fan of the present invention.

Fig. 2 isbase:Sub>A sectional view taken along the directionbase:Sub>A-base:Sub>A of the present invention.

Fig. 3 is an enlarged view of the position B of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a centrifugal paper shredding fan, the fan includes a casing 1, a paper shredding mechanism and a driving mechanism 10, an inner cavity is provided inside the casing 1, a paper inlet 3 and a paper outlet 2 are provided on the casing 1, the paper shredding mechanism rotates the paper inlet 3 in the inner cavity and is driven by the driving mechanism 10 to rotate, the paper shredding mechanism includes a rotating shaft 4 connected with the driving mechanism, the rotating shaft 4 is rotatably installed on the casing 1, the central axis of the rotating shaft 4 is in the same straight line with the central axis of the paper inlet 3, the central axis of the paper outlet 2 is perpendicular to the central axis of the rotating shaft 4, the paper shredding mechanism can better shred the paper, and the paper shredding mechanism is thrown to the paper outlet along with air at high speed.

4 arc side of pivot have a plurality of centrifugal blade 7 along 4 radial direction evenly distributed in the pivot, centrifugal blade 7 is parallel with 4 axis in the pivot, one side that centrifugal blade 7 is close to paper feed mouth 3 is equipped with shredded paper and moves sword 5, shredded paper moves sword 5 perpendicular with 4 axis in the pivot, each shredded paper moves sword 5 and installs in centrifugal blade 7 through connecting plate 9 with one side, connecting plate 9 fixed connection is on centrifugal blade 7, shredded paper moves sword 5 and passes through bolt demountable installation in one side that connecting plate 9 is close to paper feed mouth 3, shredded paper moves the cutting edge of sword 5 and moves one side that centrifugal blade 7 was kept away from towards shredded paper sword 5. The shredded paper moves sword 5 demountable installation on connecting plate 9, when the cutting edge of shredded paper moves sword 5 and becomes dull or takes place to damage, the shredded paper moves sword 5 to change dismantled.

One side of the paper feeding port 3 close to the paper shredding movable knife 5 is provided with a paper shredding fixed knife 6, the paper shredding fixed knife 6 is of an annular structure, and saw-toothed cutting edges are distributed on the inner arc-shaped side face of the paper shredding fixed knife 6, so that paper scraps partially separated from the action range of the paper shredding movable knife and attached to the inner wall of the shell can be chopped, the paper shredding effect is improved, and meanwhile, the risk of blocking a fan is reduced.

An end cover 8 is detachably mounted on the outer side of the machine shell 1 through a bolt, a paper inlet 3 is formed in the end cover 8, and a paper shredding fixed cutter 6 is detachably mounted on the inner side of the end cover 8 through a bolt. The end cover 8 is arranged, so that the paper shredding fixed knife 6 is convenient to replace, and the paper shredding movable knife 5 is more convenient to replace.

The driving mechanism 10 comprises a motor, a driving wheel and a driven wheel, one end of a rotating shaft 4 penetrates through the machine shell 1 and is coaxially connected with the driven wheel, the driving wheel is coaxially arranged at the power output end of the motor and is connected with the driven wheel through a transmission belt, the motor drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the transmission belt, the rotating shaft 4 rotates along with the driven wheel, so that the centrifugal blade 7 and the paper shredding knife 5 which are arranged on the rotating shaft 4 rotate along with the driving wheel, a cutting edge of the paper shredding knife 5 cuts off paper sheets which are sent into the cavity along with wind through the paper inlet, and paper sheets which are partially separated from the working range of the paper shredding knife 5 are stuck to the inner wall of the machine shell and cut off by a paper shredding dead knife, so that the paper scraps are thrown to the paper outlet at high speed along with the wind and are discharged through the paper outlet 2, and paper shredding operation is completed.

The utility model provides a pair of centrifugal shredded paper fan, through with centrifugal blade and pivot axis parallel arrangement for shredded paper transport space is full of whole inner chamber, makes fan casing inner chamber's space utilization maximize, and moves mutually supporting of sword and shredded paper stationary knife through the shredded paper, makes the shredded paper scope of shredded paper mechanism cover whole paper feed mouth, has improved shredded paper efficiency and shredded paper ability, is difficult for blockking up fan and pipeline when carrying jumbo size scraps of paper or more quantity scraps of paper.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a centrifugal paper shredding fan, the fan includes casing, shredded paper mechanism and actuating mechanism, the inside inner chamber that is equipped with of casing, paper feed mouth and exit slot have on the casing, shredded paper mechanism rotates the paper feed mouth department that sets up in the inner chamber including to it is rotatory by actuating mechanism drive, its characterized in that: the paper shredding mechanism comprises a rotating shaft connected with the driving mechanism, the rotating shaft is rotatably installed on the shell, a plurality of centrifugal blades are uniformly distributed on the arc-shaped side surface of the rotating shaft along the radial direction of the rotating shaft, the centrifugal blades are parallel to the central axis of the rotating shaft, a paper shredding knife is arranged on one side, close to the paper feeding opening, of each centrifugal blade, the paper shredding knife is perpendicular to the central axis of the rotating shaft, and a paper shredding stationary knife is arranged on one side, close to the paper shredding knife, of the paper feeding opening.

2. The centrifugal paper shredder fan of claim 1 in which: the central axis of the rotating shaft and the central axis of the paper inlet are positioned on the same straight line, and the central axis of the paper outlet is perpendicular to the central axis of the rotating shaft.

3. The centrifugal paper shredder fan of claim 1 in which: the shredded paper moving knife is installed on the centrifugal blade through a connecting plate, the connecting plate is fixedly connected to the centrifugal blade, and the shredded paper moving knife is detachably installed on one side, close to the paper feeding port, of the connecting plate.

4. The centrifugal paper shredder fan of claim 1 in which: the paper shredding fixed knife is of an annular structure, and saw-toothed cutting edges are distributed on the inner arc-shaped side face of the paper shredding fixed knife.

5. The centrifugal paper shredder fan of claim 1 in which: the outer side of the casing is detachably provided with an end cover, the paper inlet is formed in the end cover, and the paper shredding fixed knife is detachably arranged on the inner side of the end cover.

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