CN219112130U

CN219112130U - Paper-plastic propelling screening device

Info

Publication number: CN219112130U
Application number: CN202223148194.9U
Authority: CN
Inventors: 李超; 曹悦
Original assignee: Shandong Hongxin Machinery Manufacturing Co ltd
Current assignee: Shandong Hongxin Machinery Manufacturing Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-06-02
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a paper-plastic propelling and screening device, and belongs to the field of waste paper recycling equipment. It comprises the following steps: a cylindrical screen with two open ends, wherein the cylindrical screen rotates around a first rotating shaft under the drive of a first driving device; a screen feeding hole is formed in the first end of the cylindrical screen, and the inner wall of the cylindrical screen is fixedly connected with a spiral propelling blade; the plastic paper recycling box is positioned at the second end of the cylindrical screen and is used for collecting plastic paper or adhesive tape conveyed along the inner wall of the cylindrical screen; and the paper scrap recovery box is positioned at the lower side of the cylindrical screen and is used for collecting paper scraps separated by the cylindrical screen. The paper-plastic propelling and screening device realizes the anhydrous paper-plastic separation of the paper boxes and reduces the production energy consumption.

Description

Paper-plastic propelling screening device

Technical Field

The utility model relates to the technical field of papermaking equipment and waste paper recycling, in particular to a paper-plastic propelling screening device.

Background

The carton belongs to recyclable resources, and can be crushed and crushed again to manufacture recycled paper, so that the cutting of trees is reduced, the ecological environment is protected, and wood resources are utilized more effectively. However, when the paper box is crushed and smashed, plastic tapes on the packaging need to be cleaned in advance, otherwise, the quality of the recycled paper is affected, a large amount of water resources are needed to be used for stirring the crushed paper into paper pulp for paper-plastic separation in the traditional paper-plastic separation system, so that the waste of the water resources is caused, and meanwhile, the mode is easy to separate unevenly, more paper pulp is easy to separate out together, and a large amount of resource waste is caused.

Disclosure of Invention

Therefore, the utility model provides the paper-plastic propelling and screening device which can separate paper from plastic without water resources.

Aiming at the technical problems, the utility model provides the following technical scheme:

a paper-plastic advancing screening device comprising: the cylindrical screen with two open ends is driven by a first driving device to rotate around a first rotating shaft, a screen feeding hole is formed in the first end of the cylindrical screen, and the inner wall of the cylindrical screen is fixedly connected with a spiral propelling blade; the plastic paper recycling box is positioned at the second end of the cylindrical screen and is used for collecting plastic paper or adhesive tape conveyed along the inner wall of the cylindrical screen; and the paper scrap recovery box is positioned at the lower side of the cylindrical screen and is used for collecting paper scraps separated by the cylindrical screen.

In some embodiments of the present utility model, the screen further comprises an upper shield located at the upper side of the cylindrical screen, wherein a shield feed port is provided at one end of the upper shield, and the shield feed port is communicated with the cylindrical screen feed port.

In some embodiments of the present utility model, the upper shield is provided with a feed accommodating cavity in an outer area of the first end of the cylindrical screen, the feed inlet of the shield is located at one side end of the feed accommodating cavity, an inclined transition channel communicated with the cylindrical screen is provided at the lower side of the feed accommodating cavity, and the material in the feed accommodating cavity enters the interior of the cylindrical screen along the inclined transition channel.

In some embodiments of the present utility model, the cleaning part further comprises a cleaning brush extending in the same direction as the cylindrical screen, and the cleaning brush is abutted against the outer side wall of the cylindrical screen and rotates reversely with the cylindrical screen under the action of the rotating force of the cylindrical screen.

In some embodiments of the present utility model, the paper dust recycling bin and the cylindrical screen are disposed to extend in the same direction, the paper dust recycling bin is disposed to be semi-enclosed at the lower side of the cylindrical screen, and the paper dust recycling bin is tapered from top to bottom.

In some embodiments of the present utility model, the paper dust recycling box has a v-shaped longitudinal section.

In some embodiments of the present utility model, the paper dust recycling apparatus further includes a supporting frame, the cylindrical screen is rotatably connected to the supporting frame, and the upper shield and the paper dust recycling bin are respectively mounted on the supporting frame.

In some embodiments of the present utility model, the cylindrical screen is located in a receiving space surrounded by the upper shield and the paper dust collection box.

In some embodiments of the present utility model, the first driving device includes a driving motor and a gear transmission mechanism, and the driving motor is mounted on the supporting frame.

In some embodiments of the utility model, the first axis of rotation extends obliquely relative to the horizontal and the cylindrical screen tapers downwardly from the first end to the second end.

Compared with the prior art, the technical scheme of the utility model has the following technical effects:

in the paper-plastic propelling and screening device provided by the utility model, the cylindrical screen is driven to rotate by the first driving device, materials are propelled to the second end along the first end of the cylindrical screen under the guiding action of the spiral propelling blades in the cylindrical screen, paper scraps with qualified sizes enter the paper scraps recycling bin through the sieve holes of the cylindrical screen, and plastic paper or adhesive tapes with larger sizes are conveyed into the plastic paper recycling bin. The separation of plastic paper or plastic adhesive tape and paper scraps is realized, the recovery rate of the paper scraps is improved, the anhydrous paper-plastic separation of the paper boxes is realized, and the energy consumption is reduced. The crushed paper fibers can be packed, stored and transported, so that the storage of materials is convenient.

Drawings

The objects and advantages of the present utility model will be better understood by describing in detail preferred embodiments thereof with reference to the accompanying drawings in which:

FIG. 1 is a schematic diagram of one embodiment of a paper-plastic advancing screen apparatus of the present utility model;

FIG. 2 is a transverse cross-sectional view of one embodiment of a paper-plastic advancing screen apparatus of the present utility model;

fig. 3 is an I-I cross-sectional view of fig. 1.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

As shown in fig. 1 and fig. 2, the paper-plastic pushing and screening device provided by the utility model is used for separating qualified paper scraps (smaller size) from plastic paper or adhesive tape with larger size by pushing and screening the paper scraps mixed with plastic paper (the plastic paper refers to adhesive tape adhered with thinner paper sheets) or adhesive tape, and collecting the paper scraps capable of being recycled through a collecting structure respectively, so that the paper scraps are finally output to a subsequent station through a discharge hole for further treatment, and recycling of the paper scraps is realized.

As shown in fig. 2 and 3, the paper dust pushing and screening device comprises: a cylindrical screen 42 having both ends open, the cylindrical screen 42 being rotated about a first rotation axis a by a first driving means; a screen feeding hole 42a is formed in the first end of the cylindrical screen 42, and a spiral pushing blade 45 is fixedly connected to the inner wall of the cylindrical screen 42 and synchronously rotates with the cylindrical screen 42 so as to convey the material (plastic paper or plastic adhesive tape mixed with paper scraps) in the cylindrical screen 42 along the first end of the screen to the second end; and further includes a plastic paper recycling bin 44 at a second end of the cylindrical screen 42 and a paper dust recycling bin 46 at a lower side of the cylindrical screen 42 for collecting paper dust screened out through the cylindrical screen 42.

When the paper-plastic propelling and screening device is used for separating paper scraps from plastic paper or adhesive tapes, materials (paper scraps containing plastic paper or adhesive tapes) enter the cylindrical screen 42 through the screen feeding hole 42a, under the rotation action of the cylindrical screen 42, the materials are propelled towards the second end along the first end of the cylindrical screen 42 under the guiding action of the spiral propelling blades 45, and the paper scraps with qualified size enter the paper scraps recycling bin 46 through the sieve holes of the cylindrical screen 42, and because the plastic paper or adhesive tapes cannot be broken, the plastic paper or adhesive tapes with larger sizes are conveyed into the plastic paper recycling bin 44 along the cylindrical screen 42. The paper-plastic propelling and screening device can screen and separate paper scraps from plastic paper or plastic adhesive tapes, and improves the recovery rate of the paper scraps. The anhydrous paper-plastic separation of the paper box is realized, and crushed paper fibers can be packaged, stored and transported, so that the storage of materials is facilitated.

Specifically, in an alternative embodiment, the paper-plastic pushing screening device further comprises an upper shield 41 covering the upper side of the cylindrical screen 42, one end of the upper shield 41 is provided with a shield feed inlet 41a, and the shield feed inlet 41a is communicated with the feed inlet 42a of the cylindrical screen 42. The upper shield 41 plays a role in sealing, so that dust generation can be better reduced, and the air quantity of the lower air outlet can be increased.

More specifically, the upper shroud 41 is provided with a feed accommodating chamber 41b in an outer region of the first end of the cylindrical screen 42, the shroud feed inlet 41a is located at one side end of the feed accommodating chamber 41b, an inclined transition passage 41b1 communicating with the cylindrical screen 42 is provided at the lower side of the feed accommodating chamber 41b, and material enters the feed accommodating chamber 41b through the shroud feed inlet 41a and enters the inside of the cylindrical screen 42 along the inclined transition passage 41b 1.

Specifically, the propelling screening device comprises a supporting frame 48, the cylindrical screen 42 is rotatably connected to the supporting frame 48, the upper shield 41 and the paper dust recycling bin 46 are respectively mounted on the supporting frame 48, and form a containing space, and the cylindrical screen 42 is located in the containing space surrounded by the upper shield 41 and the paper dust recycling bin 46.

Specifically, in an alternative embodiment, the propelling screening device further comprises a cleaning part, the cleaning part comprises a cleaning brush 47 extending in the same direction as the cylindrical screen 42, the cleaning brush 47 is rotatably connected to a third rotating shaft, the third rotating shaft is parallel to the first rotating shaft a, the surface of the third rotating shaft is abutted against the outer side wall of the cylindrical screen 42, and the surface of the third rotating shaft is in contact with the outer side wall of the cylindrical screen 42 under the action of the rotating force of the cylindrical screen 42 to realize reverse rotation, so that the cleaning brush 47 cleans the cylindrical screen 42 in real time.

Specifically, in an alternative embodiment, the paper scrap recycling bin 46 and the cylindrical screen 42 are arranged in a co-directional extending manner, and are arranged on the lower side of the cylindrical screen 42 in a semi-surrounding manner, and the paper scrap recycling bin 46 is tapered from top to bottom, more specifically, as shown in fig. 2, the longitudinal section of the paper scrap recycling bin 46 is v-shaped, so that qualified materials can be collected in a concentrated manner, and the paper scrap recycling bin is convenient to be sucked into a device in a subsequent process; the screened off acceptable paper dust is discharged through the discharge port of the paper dust recovery box 46.

Specifically, in an alternative embodiment, the first driving device includes a driving motor 43 and a gear transmission mechanism, the driving motor 43 is mounted on the supporting frame 48, an output shaft of the driving motor is connected with a driving gear of the gear transmission mechanism, a driven gear of the gear transmission mechanism is fixedly connected with the cylindrical screen 42, for example, an outer side surface of the cylindrical screen 42 is welded with the driven gear, and the rotation of the driving motor 43 is controlled to control the rotation of the cylindrical screen 42.

Specifically, in an alternative embodiment, the first axis of rotation a extends obliquely to the horizontal and the cylindrical screen 42 tapers downwardly from a first end to a second end. The inclined arrangement of the cylindrical screen 42 allows the material to be rapidly propelled by its own weight along the auger blade 45 to the second end of the cylindrical screen 42.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While obvious variations or modifications are contemplated as falling within the scope of the present utility model.

Claims

1. A paper-plastic advancing and screening device, comprising:

the cylindrical screen with two open ends is driven by a first driving device to rotate around a first rotating shaft, a screen feeding hole is formed in the first end of the cylindrical screen, and the inner wall of the cylindrical screen is fixedly connected with a spiral propelling blade;

the plastic paper recycling box is positioned at the second end of the cylindrical screen and is used for collecting plastic paper or adhesive tape conveyed along the inner wall of the cylindrical screen;

and the paper scrap recovery box is positioned at the lower side of the cylindrical screen and is used for collecting paper scraps separated by the cylindrical screen.

2. A paper-plastic advancing screen device according to claim 1, further comprising an upper shield positioned on the upper side of the cylindrical screen, wherein one end of the upper shield is provided with a shield feed port, and wherein the shield feed port communicates with the cylindrical screen feed port.

3. A paper-plastic advancing screening device according to claim 2, characterized in that the upper shield is provided with a feed receiving chamber in the outer region of the first end of the cylindrical screen, the shield feed inlet is located at one side end of the feed receiving chamber, the underside of the feed receiving chamber is provided with an inclined transition channel communicating with the cylindrical screen, and the material of the feed receiving chamber enters the interior of the cylindrical screen along the inclined transition channel.

4. A paper and plastic advancing screen device according to claim 1, further comprising a cleaning portion comprising a cleaning brush extending in a same direction as the cylindrical screen, the cleaning brush abutting against an outer sidewall of the cylindrical screen and rotating in a reverse direction with the rotational force of the cylindrical screen.

5. The paper-plastic pushing and screening device according to claim 4, wherein the paper scrap recycling bin and the cylindrical screen are arranged in a same direction in an extending mode, the paper scrap recycling bin is arranged on the lower side of the cylindrical screen in a semi-surrounding mode, and the paper scrap recycling bin is in a tapered closing shape from top to bottom.

6. The paper-plastic advancing and screening device according to claim 5, wherein the paper scrap recycling box is v-shaped in longitudinal section.

7. The paper-plastic advancing and screening device according to claim 2, further comprising a supporting frame body, wherein the cylindrical screen is rotatably connected to the supporting frame body, and the upper shield and the paper dust recycling bin are respectively mounted on the supporting frame body.

8. A paper and plastic advancing screen device according to claim 7, wherein the cylindrical screen is located in a receiving space surrounded by the upper shroud and the paper dust recycling bin.

9. The paper-plastic advancing screen device of claim 7, wherein the first drive device comprises a drive motor and a gear train, the drive motor being mounted to the support frame.

10. A paper and plastic advancing screen device according to claim 1, wherein the first axis of rotation extends obliquely to the horizontal and the cylindrical screen tapers downwardly from the first end to the second end.