Bamboo pulp sieve

Abstract

The utility model provides a bamboo pulp sieve, and aims to solve the technical problem that the screening efficiency is affected due to the fact that the frequency of cleaning a sieve mesh is high. The bamboo pulp sieve comprises a machine frame, wherein a workbench is arranged on the top face of the machine frame; the shell is arranged on the workbench, and the shell is of a through structure from the top end to the bottom end; the screen is arranged in the shell, and the internal space of the shell is divided into two parts by the screen; the rotor is rotationally arranged in the middle of the shell through a supporting rod, the paddle plates are obliquely arranged on the rotor, and the multiple paddle plates are arranged around the rotor by a circle; an output shaft of the motor is in power connection with the rotor, and the motor is arranged on the rack and used for driving the rotor to rotate. In the screening process, the motor drives the rotor and the pulp plates to rotate, impurities and bamboo pulp stored in the shell and on the screen are stirred, the impurities cannot be deposited on the screen, and therefore the frequency of cleaning the screen can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bamboo pulp paper production, in particular to a bamboo pulp screen. Background Art

[0002] Bamboo pulp is the main raw material for preparing bamboo pulp paper. Bamboo pulp is prepared from bamboo materials. After bamboo materials are prepared into bamboo pulp, the bamboo pulp needs to be screened to remove impurities in the bamboo pulp.

[0003] The screening device in the prior art will have the problem of screen clogging after working for a certain period of time, and each time after clogging, when cleaning, it is found that there are not many impurities on the screen, just enough to block the entire screen. Therefore, the problem with the prior art is that the frequency of cleaning the screen is high, which affects the screening efficiency. Utility Model Content

[0004] In view of the technical problem that the frequency of cleaning the screen is high and affects the screening efficiency, the utility model provides a bamboo pulp screen, which has the advantages of greatly reducing the frequency of cleaning the screen and improving the screening efficiency.

[0005] The technical solution of the utility model is:

[0006] A bamboo pulp screen, comprising:

[0007] A frame having a workbench on its top surface;

[0008] A shell is arranged on the workbench, and the top to the bottom of the shell is a through structure;

[0009] A screen is disposed in the housing, and the screen divides the internal space of the housing into two parts;

[0010] The rotor is rotatably arranged in the middle of the housing through a support rod.

[0011] A paddle is arranged on the rotor in an inclined manner, and a plurality of paddles are arranged around the rotor;

[0012] The motor has an output shaft which is dynamically connected to the rotor. The motor is arranged on the frame and is used to drive the rotor to rotate.

[0013] Optionally, it also includes:

[0014] A feed pipe has one end located in the shell and above the pulp plate.

[0015] Optionally, a plurality of the feed pipes are arranged in the shell, and the top ends of all the feed pipes are connected to a feed trough.

[0016] Optionally, the motor is fixedly arranged at the bottom of the trough, and the output shaft of the motor is detachably connected to the rotor;

[0017] The bamboo pulp screen also includes a lifting component, which is dynamically connected to the material trough and is used to drive the material trough to rise or fall.

[0018] Optionally, a hexagonal groove is provided on the top of the rotor, a connecting shaft is provided on the output shaft of the motor, and an end of the connecting shaft away from the motor has a hexagonal connecting groove;

[0019] The two ends of a hexagonal column are respectively embedded in the groove and the connecting groove.

[0020] Optionally, the lifting assembly includes a plurality of air cylinders or hydraulic cylinders, and piston rods of the air cylinders or hydraulic cylinders are connected to the material trough.

[0021] Optionally, the workbench has a through hole, and the shell is arranged in the through hole.

[0022] Optionally, the angle between the pulp board surface and the workbench surface is greater than 20° and less than 80°, and there is a gap between one side of the pulp board and the screen;

[0023] The angles between the surfaces of all the pulp boards and the surface of the workbench are equal.

[0024] Compared with the prior art, the beneficial effects of the utility model are:

[0025] The housing and the screen are arranged on the frame, and then a rotor is arranged above the screen, and the rotor is driven to rotate by a motor, and a plurality of inclined pulp plates are arranged on the rotor. During the screening process, the motor drives the rotor and the pulp plates to rotate, so that the impurities and bamboo pulp accumulated in the housing and on the screen are stirred, so that the impurities cannot be deposited on the screen, thereby reducing the frequency of cleaning the screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0027] Figure 1 It is a three-dimensional structural schematic diagram of the utility model; DETAILED DESCRIPTION

[0028] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0029] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the products of the present invention are conventionally placed when in use, or are the orientations or positional relationships conventionally understood by those skilled in the art, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0030] The disclosure below provides many different embodiments or examples for realizing different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described below. Of course, they are merely examples, and the purpose is not to limit the utility model. In addition, the utility model may repeat reference numbers and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. In addition, the utility model provides various specific examples of processes and materials, but those of ordinary skill in the art may be aware of the application of other processes and / or the use of other materials.

[0031] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0032] Example:

[0033] See also Figure 1 A bamboo pulp screen comprises a frame, a shell 2, a screen 3, a rotor 4, a pulp plate 5 and a motor 6. Specifically, the frame has a workbench 1, a shell 2 is arranged on the workbench 1, the shell 2 is a circular structure, the axis of the shell 2 is arranged in the vertical direction, and the interior of the shell 2 is a hollow structure, and the shell 2 is through from the top end to the bottom end.

[0034] The screen 3 is arranged inside the shell 2 and close to the bottom end of the shell 2, and the screen 3 divides the inside of the shell 2 into two parts.

[0035] The rotor 4 is located in the middle of the shell 2, and the axis of the rotor 4 is colinear with the axis of the shell 2. The rotor 4 is rotatably set on the inner wall of the shell 2 through a support rod (specifically, one end of the support rod is fixedly set on the inner wall of the shell 2, and the rotor 4 is rotatably set on the other end of the support rod, and the support rod is set in the horizontal direction).

[0036] A plurality of pulp plates 5 are arranged in the axial direction of the rotor 4, the length direction of the pulp plates 5 is perpendicular to the axis of the rotor 4, and the plate surface of the pulp plates 5 is inclined so that the plate surface of the pulp plates 5 forms a certain angle with the surface of the workbench 1. Preferably, the angle between the plate surface of the pulp plates 5 and the surface of the workbench 1 is greater than 20° and less than 80°, there is a gap between one side of the pulp plates 5 and the screen 3, and the angles between the plate surfaces of all the pulp plates 5 and the surface of the workbench 1 are equal.

[0037] The motor 6 is connected to the frame, and the output shaft of the motor 6 is connected to the rotor 4. The motor 6 drives the rotor 4 and the pulp board 5 to rotate together. During the rotation of the pulp board 5, the bamboo pulp in the shell 2 is driven away from the screen 3.

[0038] In this embodiment, during the screening process, the motor 6 drives the rotor 4 and the pulp plate 5 to rotate, so that the impurities and bamboo pulp accumulated in the shell 2 and on the screen 3 are stirred, so that the impurities cannot be deposited on the screen 3, thereby reducing the frequency of cleaning the screen 3.

[0039] In another specific embodiment:

[0040] The bamboo pulp screen further comprises a feed pipe 7 , one end of which is arranged in the housing 2 and located above the pulp board 5 , and there is a distance between the bottom end of the feed pipe 7 and the pulp board 5 .

[0041] Generally, a plurality of feed pipes 7 are arranged in the housing 2, and the top ends of all the feed pipes 7 are connected to a feed trough 8. In addition, all the feed pipes 7 are evenly distributed around a circle of the rotor 4.

[0042] In this embodiment, a feeding pipe 7 and a feeding trough 8 are provided to facilitate feeding bamboo pulp into the shell 2 , and a plurality of feeding pipes 7 are provided to evenly feed the bamboo pulp into the shell 2 .

[0043] In another specific embodiment:

[0044] The motor 6 is fixedly arranged at the bottom of the trough 8 to realize the connection between the motor 6 and the frame.

[0045] The output shaft of the motor 6 is detachably connected to the rotor 4. At the same time, a lifting assembly is provided on the frame, and the driving end of the lifting assembly is connected to the material trough 8, so that the lifting and lowering of the material trough 8 is driven by the lifting assembly. By setting the lifting assembly, when it is necessary to clean the impurities on the screen 3, the lifting assembly is started, the material trough 8 is lifted, and the screen 3 can be cleaned.

[0046] In another specific embodiment:

[0047] The top of the rotor 4 has a hexagonal groove, and a connecting shaft is coaxially connected to the output shaft of the motor 6. An end of the connecting shaft away from the motor 6 is provided with a hexagonal connecting groove.

[0048] A hexagonal column is arranged between the groove at the top of the rotor 4 and the connecting groove at the bottom end of the connecting shaft. The two ends of the hexagonal column are respectively embedded in the connecting groove and the groove. When the lifting assembly drives the motor 6 to rise, the top of the hexagonal column is separated from the connecting groove, and the hexagonal column can be removed from the groove.

[0049] In this embodiment, by setting hexagonal grooves and connecting grooves, as well as setting hexagonal prisms, a detachable connection between the connecting shaft and the rotor 4, and transmission between the rotor 4 and the connecting shaft can be achieved. The detachable structure of the hexagonal prism and the groove is set to facilitate the replacement of the hexagonal prism when the hexagonal prism is severely worn.

[0050] In another specific embodiment:

[0051] The lifting assembly includes multiple cylinders or hydraulic cylinders 9, and the piston rods of the cylinders or hydraulic cylinders 9 are connected to the material trough 8. Generally, a connecting plate is provided between the piston rods of the cylinders or hydraulic cylinders 9 and the material trough 8, so that the piston rods of the cylinders or hydraulic cylinders 9 are connected to the side walls of the material trough 8.

[0052] All the air cylinders or hydraulic cylinders 9 are distributed around the circumference of the housing 2 .

[0053] In another specific embodiment:

[0054] The workbench 1 is provided with a through hole, and the housing 2 is arranged in the through hole. By passing the bottom end of the housing 2 through the through hole, the screened bamboo pulp can be conveniently collected below the workbench 1.

[0055] The above-mentioned embodiments only express the specific implementation methods of the utility model, and the description is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model.

Claims

1. A bamboo pulp screen, characterized in that: include: A frame having a workbench on its top surface; A shell is arranged on the workbench, and the top to the bottom of the shell is a through structure; A screen is disposed in the housing, and the screen divides the internal space of the housing into two parts; The rotor is rotatably arranged in the middle of the housing through a support rod. A paddle is arranged on the rotor in an inclined manner, and a plurality of paddles are arranged around the rotor; The motor has an output shaft which is dynamically connected to the rotor. The motor is arranged on the frame and is used to drive the rotor to rotate.

2. The bamboo pulp screen according to claim 1, characterized in that: Also includes: A feed pipe has one end located in the shell and above the pulp plate.

3. The bamboo pulp screen according to claim 2, characterized in that: A plurality of feed pipes are arranged in the shell, and the top ends of all the feed pipes are connected to a feed trough.

4. The bamboo pulp screen according to claim 3, characterized in that: The motor is fixedly arranged at the bottom of the trough, and the output shaft of the motor is detachably connected to the rotor; The bamboo pulp screen also includes a lifting component, which is dynamically connected to the material trough and is used to drive the material trough to rise or fall.

5. The bamboo pulp screen according to claim 4, characterized in that: The top of the rotor is provided with a hexagonal groove, the output shaft of the motor is provided with a connecting shaft, and the end of the connecting shaft away from the motor has a hexagonal connecting groove; The two ends of a hexagonal column are respectively embedded in the groove and the connecting groove.

6. The bamboo pulp screen according to claim 4, characterized in that: The lifting assembly includes a plurality of air cylinders or hydraulic cylinders, and piston rods of the air cylinders or hydraulic cylinders are connected to the material trough.

7. The bamboo pulp screen according to claim 1, characterized in that: The workbench is provided with a through hole, and the shell is arranged in the through hole.

8. The bamboo pulp screen according to claim 1, characterized in that: The angle between the pulp board surface and the workbench surface is greater than 20° and less than 80°, and there is a gap between one side of the pulp board and the screen; The angles between the surfaces of all the pulp boards and the surface of the workbench are equal.

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