CN107469983B - Impeller of shredded paper conveying fan - Google Patents
Impeller of shredded paper conveying fan Download PDFInfo
- Publication number
- CN107469983B CN107469983B CN201710736889.3A CN201710736889A CN107469983B CN 107469983 B CN107469983 B CN 107469983B CN 201710736889 A CN201710736889 A CN 201710736889A CN 107469983 B CN107469983 B CN 107469983B
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- CN
- China
- Prior art keywords
- plate
- shaft sleeve
- partition
- base
- impeller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Abstract
The invention discloses an impeller of a scrap paper conveying fan, which comprises a base disc and a shaft sleeve, wherein the shaft sleeve is arranged in the center of the base disc, a plurality of even number of partition plates are arranged on the base disc, the partition plates are annularly arrayed around the shaft sleeve by taking the shaft center of the shaft sleeve as a base point and are connected with the shaft sleeve, the rear side of each partition plate is connected with the base disc, each partition plate comprises a plate with a shear blade, and the shear blade is provided with sawteeth along one edge of the shaft sleeve in the radial direction. Due to the arrangement of the sawteeth, the pressure of each tooth to the paper sheet is very high, the paper sheet is easy to tear, the rotating speed of the impeller is not too high, the length of each paper sheet is very short, and fragments can be generated in the process of tearing the paper sheet. The invention is used for the paper shredding fan.
Description
Technical Field
The invention relates to an impeller of a shredded paper conveying fan.
Background
The existing paper shredding fan is used for crushing long and long edge paper, impellers of the fan are unreasonable in design and break paper sheets by inertia, the impeller of the fan needs a large rotating speed to cut off the paper sheets, the rotating speed of the impeller is too high, the wind speed is high, the length of each section of paper sheets is too long, the paper sheets are blown by airflow, the speed of the paper sheets relative to the impellers is reduced, the impeller touches the paper sheets every time, the paper sheets cannot be cut off, and the length of the paper sheets is doubled.
At present, a plurality of partition plates are directly used as cutting edges, so that paper sheets are cut off, the cutting edges are difficult to cut off the shear sheets, and if the shear sheets are arranged, the connection between the shear sheets and the partition plates is a difficult problem for technicians in the field to solve.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provided is an impeller of a low-speed shredded paper conveying fan.
The solution of the invention for solving the technical problem is as follows:
the utility model provides an impeller of shredded paper conveying fan, includes the base disc, still includes the axle sleeve that stands in base disc central authorities, still stands the subregion board of a plurality of even number on the base disc, and the subregion board uses the axle center of axle sleeve as basic point annular array around the axle sleeve and with the bushing connection, and the rear side of subregion board is connected with the base disc, and the subregion board is including the band knife board that has the cutting blade, and the cutting blade is equipped with the sawtooth along the radial edge of axle sleeve.
As a further improvement of the above solution, the dividing plate further comprises a land plate without shear blades.
As a further improvement of the scheme, one of every two adjacent partition plates is a cutting edge plate, and the other one is a knife plate, so that the number of the partition plates is even.
As a further improvement of the above scheme, all the partition plates are arranged in equal span, the number of the partition plates is M, N partition plate groups are erected on the base disc, each partition plate group comprises a cutting edge partition plate and a knife plate which are arranged next to each other, and M/N =2.
As a further improvement of the scheme, a reinforcing plate is connected between the edge zone plate and the band knife plate in each zone plate group.
As a further improvement of the above scheme, a recessed portion is arranged on the front side of the band knife plate, the edge of the recessed portion extends outwards to form a connecting flat plate standing on the band knife plate, and the shear blade is connected with the connecting flat plate.
As a further improvement of the scheme, the connecting flat plate is connected with the shaft sleeve.
As a further improvement of the scheme, all the connecting flat plates are connected to form a connecting plate which is an integral component.
As a further improvement of the above scheme, the saw teeth are formed by connecting three planes, and one of the planes forming the saw teeth is flush with the front side surface of the shear blade, so that the front side surface of the shear blade is a plane.
As a further improvement of the scheme, the base plate is a circular plate, the axis of the shaft sleeve penetrates through the centroid of the base plate, and the outer periphery of the base plate is provided with an annular flange.
The beneficial effects of the invention are: the utility model provides an impeller of shredded paper conveying fan, includes the base disc, still includes the axle sleeve that stands in base disc central authorities, still stands the subregion board of a plurality of even number on the base disc, and the subregion board uses the axle center of axle sleeve as basic point annular array around the axle sleeve and with the bushing connection, and the rear side of subregion board is connected with the base disc, and the subregion board is including the band knife board that has the cutting blade, and the cutting blade is equipped with the sawtooth along the radial edge of axle sleeve. Due to the arrangement of the sawteeth, the pressure of each tooth to the paper sheet is very large, the paper sheet is easy to tear, the rotating speed of the impeller is not too large, the length of each paper sheet is very short, and fragments can be generated in the process of tearing the paper sheet. The invention is used for the paper shredding fan.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.
Fig. 1 is a schematic front view of a clip according to an embodiment of the present invention;
fig. 2 is a schematic top view of an embodiment of the present invention.
Detailed Description
The conception, the specific structure and the technical effects produced by the present invention will be clearly and completely described in conjunction with the embodiments and the attached drawings, so as to fully understand the objects, the features and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. The technical characteristics of the invention can be combined interactively on the premise of not conflicting with each other.
Referring to fig. 1 and 2, this is an embodiment of the invention, specifically:
the utility model provides an impeller of shredded paper conveying fan, includes base plate 1, still includes the axle sleeve 2 that stands in base plate 1 central authorities, still has the subregion board of a plurality of even number on the base plate 1, the subregion board uses the axle center of axle sleeve 2 as base point annular array around axle sleeve 2 and be connected with axle sleeve 2, the rear side of subregion board is connected with base plate 1, the subregion board is including the band knife board 31 that has shear blade 4, shear blade 4 is equipped with the sawtooth along the radial edge of axle sleeve 2. Due to the arrangement of the sawteeth, the pressure of each tooth to the paper sheet is very high, the paper sheet is easy to tear, the rotating speed of the impeller is not too high, the length of each paper sheet is very short, and fragments can be generated in the process of tearing the paper sheet.
The zone plate also includes a cutting edge plate 32 without the shear blades 4. The embodiment is arranged on a turbine, the turbine is provided with shearing rods with the same number as the partition plates, the shearing rods correspond to the partition plates one by one, the shearing rods corresponding to the blade partition plates 32 are provided with shearing blades, and the band knife plate is not provided with the shearing blades, so that when each partition plate is intersected with the shearing rod, one shearing blade is always intersected with the partition plate or the shearing rod, and paper sheets are effectively cut off.
One of each two adjacent division plates is a land plate 32 and the other is a band knife plate 31, so that the number of division plates is even. I.e. a land plate 32 is provided between two adjacent band-knife plates 31.
In order to allow all the sheets to be cut evenly, all the partition plates are arranged at equal intervals, the number of the partition plates is M, the base plate 1 is erected with N partition plate groups, each of which comprises one edge plate 32 and one band knife plate 31 which are arranged next to each other, wherein M/N =2.
Because the partition plates are deformed by wind resistance during rotation, a reinforcing plate 33 is connected between the blade plate 32 and the band knife plate 31 in each partition plate group.
In order to prevent the partition plate and the shearing rod from having an excessive clearance and prevent paper sheets from being processed, a concave part is arranged on the front side of the band knife plate 31, the edge of the concave part extends outwards to form a connecting flat plate arranged on the band knife plate 31, and the shearing blade 4 is connected with the connecting flat plate.
In order to reinforce the strength of the connection plate, the connection plate is connected to the boss 2.
For the convenience of processing, assembly and maintenance, all the connecting flat plates are connected into a connecting plate 5, and the connecting plate 5 is a one-piece component.
In order to improve the shearing effect, the saw teeth are formed by connecting three planes, and one plane forming the saw teeth is flush with the front side surface of the shear blade 4, so that the front side surface of the shear blade 4 is a plane.
The base plate 1 of the embodiment is a circular disc, the axis of the shaft sleeve 2 passes through the centroid of the base plate 1, the inner side edge of the partition plate is connected with the shaft sleeve 2, and the outer side edge of the partition plate and the outer periphery of the base plate 1 are provided with annular flanges. The ribs can prevent the cut paper pieces from overflowing out of the fan.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous modifications and substitutions without departing from the spirit of the present invention and within the scope of the appended claims.
Claims (3)
1. The utility model provides an impeller of shredded paper conveying fan, includes base plate (1), its characterized in that: the cutting disc is characterized by further comprising a shaft sleeve (2) which is erected in the center of the base disc (1), a plurality of even number of partition plates are erected on the base disc (1), the partition plates are annularly arrayed around the shaft sleeve (2) by taking the shaft center of the shaft sleeve (2) as a base point and are connected with the shaft sleeve (2), the rear side of each partition plate is connected with the base disc (1), each partition plate comprises a band knife plate (31) with a shear blade (4), and one edge of each shear blade (4) along the radial direction of the shaft sleeve (2) is provided with sawteeth;
the partition plate also comprises a blade area plate (32) without the shear blades (4);
one of every two adjacent partition plates is a cutting edge plate (32), and the other one is a knife plate (31), so that the number of the partition plates is even;
all the partition plates are arranged in an equal-span mode, the number of the partition plates is M, N partition plate groups are erected on the base plate (1), each partition plate group comprises a cutting edge plate (32) and a cutting plate (31) which are arranged next to each other, and M/N =2;
a reinforcing plate (33) is connected between the edge region plate (32) and the band knife plate (31) in each region plate group;
a concave part is arranged on the front side of the band knife plate (31), the edge of the concave part extends outwards to form a connecting flat plate which is erected on the band knife plate (31), and the shear blade (4) is connected with the connecting flat plate;
the connecting flat plate is connected with the shaft sleeve (2);
the sawteeth are formed by connecting three planes, one plane forming the sawteeth is flush with the front side face of the shear blade (4), and the front side face of the shear blade (4) is a plane.
2. The impeller of the shredded paper conveying fan according to claim 1, wherein: all the connecting flat plates are connected to form a connecting plate (5), and the connecting plate (5) is an integrated component.
3. The impeller of the shredded paper feeding fan according to claim 1, wherein: the base disc (1) is a disc, the axis of the shaft sleeve (2) penetrates through the centroid of the base disc (1), and the outer periphery of the base disc (1) is provided with an annular flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710736889.3A CN107469983B (en) | 2017-08-24 | 2017-08-24 | Impeller of shredded paper conveying fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710736889.3A CN107469983B (en) | 2017-08-24 | 2017-08-24 | Impeller of shredded paper conveying fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107469983A CN107469983A (en) | 2017-12-15 |
| CN107469983B true CN107469983B (en) | 2023-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710736889.3A Active CN107469983B (en) | 2017-08-24 | 2017-08-24 | Impeller of shredded paper conveying fan |
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| Country | Link |
|---|---|
| CN (1) | CN107469983B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382183B (en) * | 2018-10-10 | 2020-07-31 | 江西艾斯欧匹精密智造科技有限公司 | Fan adopting half-cage type telescopic wrapping to assist paper shredding |
| CN109351440A (en) * | 2018-10-30 | 2019-02-19 | 江苏贝莱德风机制造有限公司 | A kind of stable type air draught Paper crusher fan |
| CN115318405B (en) * | 2022-08-26 | 2023-07-25 | 佛山市南海九洲普惠风机有限公司 | Paper shredding fan |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3182728B2 (en) * | 1999-01-09 | 2001-07-03 | 承 昊 田 | Food waste disposal equipment |
| US8602334B2 (en) * | 2010-12-06 | 2013-12-10 | The Toro Company | Debris vacuum with supplemental debris shearing surface |
| CN103551226B (en) * | 2013-11-04 | 2015-10-28 | 上海通用风机股份有限公司 | A kind of material cutting carrying method and blower fan used |
| CN106480845A (en) * | 2016-12-13 | 2017-03-08 | 青岛中汽特种汽车有限公司 | A kind of blower fan reducing mechanism and the blower fan comprising this reducing mechanism |
| CN207238185U (en) * | 2017-08-24 | 2018-04-17 | 佛山市南海九洲普惠风机有限公司 | A kind of impeller of broken side paper conveying fan |
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- 2017-08-24 CN CN201710736889.3A patent/CN107469983B/en active Active
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| Publication number | Publication date |
|---|---|
| CN107469983A (en) | 2017-12-15 |
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