Bamboo pulp wet-end pulping equipment

Abstract

The utility model discloses bamboo pulp wet-end pulping equipment, and belongs to the technical field of bamboo pulp processing. The bamboo pulp wet-end repulping equipment comprises a repulping tank body, a top cover is arranged at the top of the repulping tank body and connected with the repulping tank body through a flange, a feeding valve port is formed in the top of the top cover, a handle is arranged on the outer surface of the feeding valve port, an exhaust top pipe is arranged on one side of the feeding valve port, and an exhaust top pipe is arranged on the other side of the exhaust top pipe. Dropping agent connecting pipes are arranged on the periphery of the exhaust jacking pipe, and an inner container tank body is arranged in the pulping tank body. In order to solve the problems that bamboo pulp needs to be discharged from the bottom after pulping processing of a pulper, but the bamboo pulp is sticky liquid and possibly adheres to the inner wall of an output pipeline, and once the bamboo pulp cannot be discharged in time, the bamboo pulp is solidified along with the extension of time, and the subsequent output efficiency can be influenced. And the inner wall of the discharging bottom valve is scraped by a central scraper knife on one side of the rotating middle shaft, so that the bamboo pulp is prevented from being adhered to the inner wall of the discharging bottom valve to influence the discharging speed of the bamboo pulp.

Description

Technical Field

[0001] The utility model relates to the technical field of bamboo pulp processing, in particular to a bamboo pulp wet-end pulping device. Background Art

[0002] The demand for paper and paper products has increased dramatically, while my country's wood raw materials for papermaking are extremely short. On the other hand, my country has abundant bamboo resources, bamboo pulping and papermaking have good performance and less pollution to the environment. Therefore, the development and utilization of my country's abundant bamboo resources can make up for the shortage of wood pulp raw materials, reduce the pollution of pulping and papermaking to the environment, and promote the sustainable development of my country's papermaking industry.

[0003] The Chinese patent with announcement number CN202099644U discloses a bamboo pulp wet end pulping device. Specifically, a spray pipe is provided at the connection between the wet pulp tank and the pulp inlet pipe, and a pulper is provided at the bottom of the wet pulp tank. The utility model overcomes the shortcomings of the prior art, recycles wet end damaged paper, saves papermaking costs, effectively utilizes water resources, and achieves the effect of energy saving and consumption reduction.

[0004] In the above patent, the pulper needs to discharge the bamboo pulp from the bottom after completing the pulping process. However, bamboo pulp is a relatively viscous liquid and may stick to the inner wall of the output pipe. If it cannot be discharged in time, it will solidify over time and affect the subsequent output efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a bamboo pulp wet end pulping equipment, which uses a central scraper on one side of a rotating central axis to scrape the inner wall of a discharge bottom valve to prevent the bamboo pulp from sticking to the inner wall of the discharge bottom valve and thus affecting the discharge rate of the bamboo pulp, thereby solving the problems in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bamboo pulp wet end pulping equipment, comprising a pulping tank body, a top cover is arranged on the top of the pulping tank body, the top cover is connected to the pulping tank body by a flange, a feeding valve port is arranged on the top of the top cover, a handle is arranged on the outer surface of the feeding valve port, an exhaust top pipe is arranged on one side of the feeding valve port, a drip pipe is arranged around the exhaust top pipe, an inner liner tank body is arranged inside the pulping tank body, a steam liner cavity is arranged between the inner liner tank body and the pulping tank body, and the drip pipe and the feeding valve port extend to the interior of the inner liner tank body.

[0007] Preferably, a constant pressure tube is provided at the bottom of the exhaust top pipe, and the constant pressure tube extends to the interior of the steam tank cavity. A supporting frame is provided at the bottom of the pulping tank body, and the supporting frame is welded to the pulping tank body.

[0008] Preferably, a driving motor is arranged inside the supporting stand, and a backwashing pump valve is arranged on one side of the bottom of the pulping tank body, and the backwashing pump valve is connected to the inner tank body through a pipeline.

[0009] Preferably, a bottom hopper is provided at the bottom of the inner tank body, and the bottom hopper and the inner tank body are configured as an integrated structure. A discharge bottom valve is provided at the bottom of the bottom hopper, and the discharge bottom valve is connected to the bottom hopper via a flange.

[0010] Preferably, a rotating central axis is provided inside the bottom bucket, the rotating central axis is rotationally connected to the driving motor, a hole-making blade is provided on the top of the rotating central axis, and the hole-making blade is connected to the rotating central axis by bolts.

[0011] Preferably, a central scraper is provided on one side of the rotating central axis, the central scraper is connected to the rotating central axis by screws, and the central scraper extends to the interior of the discharge bottom valve.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model, after waiting for the processing to be completed, opens the discharge bottom valve at the bottom to discharge the bamboo pulp from the discharge bottom valve. During the process, the rotating central axis still needs to keep rotating, and the central scraper on one side of the rotating central axis is used to scrape the inner wall of the discharge bottom valve to prevent the bamboo pulp from sticking to the inner wall of the discharge bottom valve and thus affecting the discharge rate of the bamboo pulp. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the overall front view of the utility model;

[0015] Figure 2 It is a schematic diagram of the overall internal structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the hole-opening blade structure of the utility model.

[0017] In the figure: 1. pulping tank body; 2. feeding valve port; 3. supporting tripod; 4. driving motor; 5. backwashing pump valve; 101. top cover; 102. inner tank body; 103. steam inner tank cavity; 104. discharge bottom valve; 1011. exhaust top pipe; 1012. drip pipe; 1013. constant pressure pipe; 1021. bottom bucket; 201. handle; 401. rotating center axis; 402. hole opening blade; 403. center scraper. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In order to solve the problem that the pulper needs to discharge the bamboo pulp from the bottom after the pulping process, the bamboo pulp is a relatively viscous liquid and may stick to the inner wall of the output pipe. If it cannot be discharged in time, it will solidify over time and affect the subsequent output efficiency. Please refer to Figure 1-3 , the utility model provides the following solutions:

[0020] A bamboo pulp wet end pulping device comprises a pulping tank body 1, a top cover 101 is arranged on the top of the pulping tank body 1, the top cover 101 is connected to the pulping tank body 1 through a flange, a feeding valve port 2 is arranged on the top of the top cover 101, a handle 201 is arranged on the outer surface of the feeding valve port 2, an exhaust top pipe 1011 is arranged on one side of the feeding valve port 2, and a drip pipe 1012 is arranged around the exhaust top pipe 1011, through which the reaction reagent required for bamboo pulp can be injected into the tank body, an inner tank body 102 is arranged inside the pulping tank body 1, a steam inner tank cavity 103 is arranged between the inner tank body 102 and the pulping tank body 1, and steam can be injected into the steam inner tank cavity 103 to thereby The body 102 is heated to keep the bamboo pulp temperature at a constant state to avoid the bamboo pulp from solidifying. The drip pipe 1012 and the feeding valve port 2 extend to the interior of the inner tank body 102. A constant pressure pipe 1013 is provided at the bottom of the exhaust top pipe 1011. The constant pressure pipe 1013 extends to the interior of the steam tank cavity 103. A support bracket 3 is provided at the bottom of the pulping tank body 1. The support bracket 3 is welded to the pulping tank body 1. A driving motor 4 is provided inside the support bracket 3. A backwashing pump valve 5 is provided on one side of the bottom of the pulping tank body 1. The backwashing pump valve 5 is connected to the inner tank body 102 through a pipeline. The backwashing pump valve 5 can flush the interior of the inner tank body 102 after the processing is completed.

[0021] In this embodiment, the raw material is fed into the inner tank 102 from the feeding valve port 2, and then the motor at the bottom drives the internal blade to process the bamboo slices;

[0022] A bottom bucket 1021 is provided at the bottom of the inner tank body 102, and the bottom bucket 1021 and the inner tank body 102 are set as an integrated structure. A discharge bottom valve 104 is provided at the bottom of the bottom bucket 1021, and the discharge bottom valve 104 is connected to the bottom bucket 1021 through a flange. A rotating central axis 401 is provided inside the bottom bucket 1021, and the rotating central axis 401 is rotatably connected to the driving motor 4. A perforating blade 402 is provided on the top of the rotating central axis 401, and the perforating blade 402 is connected to the rotating central axis 401 through bolts. A central scraper 403 is provided on one side of the rotating central axis 401, and the central scraper 403 is connected to the rotating central axis 401 through screws, and the central scraper 403 extends to the inside of the discharge bottom valve 104;

[0023] In this embodiment, the raw materials are fed into the inner tank body 102 from the feeding valve port 2, and then the motor at the bottom drives the internal blade to process the bamboo chips, and the rotating central axis 401 drives the hole-opening blade 402 to pulp the bamboo chips inside the tank body. After waiting for the processing to be completed, the bottom discharge valve 104 is opened to discharge the bamboo pulp from the discharge bottom valve 104. During the process, the rotating central axis 401 still needs to keep rotating, and the central scraper 403 on one side of the rotating central axis 401 is used to scrape the inner wall of the discharge bottom valve 104 to prevent the bamboo pulp from sticking to the inner wall of the discharge bottom valve 104 and affecting the discharge rate of the bamboo pulp.

[0024] Working principle: the rotating central axis 401 drives the perforated blade 402 to pulp the bamboo slices inside the tank body. After the processing is completed, the discharge bottom valve 104 at the bottom is opened to discharge the bamboo pulp from the discharge bottom valve 104. During the process, the rotating central axis 401 still needs to keep rotating, and the central scraper 403 on one side of the rotating central axis 401 is used to scrape the inner wall of the discharge bottom valve 104 to prevent the bamboo pulp from sticking to the inner wall of the discharge bottom valve 104 and affecting the discharge rate of the bamboo pulp.

[0025] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A bamboo pulp wet end pulping device, comprising a pulping tank (1), characterized in that: The top of the pulping tank body (1) is provided with a top cover (101), the top cover (101) is connected to the pulping tank body (1) via a flange, the top of the top cover (101) is provided with a feeding valve port (2), the outer surface of the feeding valve port (2) is provided with a handle (201), an exhaust top pipe (1011) is provided on one side of the feeding valve port (2), and drip pipes (1012) are provided around the exhaust top pipe (1011), an inner liner tank body (102) is provided inside the pulping tank body (1), a steam liner cavity (103) is provided between the inner liner tank body (102) and the pulping tank body (1), and the drip pipe (1012) and the feeding valve port (2) extend to the interior of the inner liner tank body (102).

2. The bamboo pulp wet end pulping equipment according to claim 1, characterized in that: A constant pressure tube (1013) is provided at the bottom of the exhaust top pipe (1011), and the constant pressure tube (1013) extends to the interior of the steam tank cavity (103). A supporting frame (3) is provided at the bottom of the pulping tank body (1), and the supporting frame (3) is welded to the pulping tank body (1).

3. A bamboo pulp wet end pulping equipment according to claim 2, characterized in that: A driving motor (4) is arranged inside the supporting leg (3), and a backwashing pump valve (5) is arranged on one side of the bottom of the pulping tank body (1), and the backwashing pump valve (5) is connected to the inner tank body (102) through a pipeline.

4. A bamboo pulp wet end pulping equipment according to claim 3, characterized in that: A bottom hopper (1021) is provided at the bottom of the inner tank body (102), and the bottom hopper (1021) and the inner tank body (102) are configured as an integrated structure. A discharge bottom valve (104) is provided at the bottom of the bottom hopper (1021), and the discharge bottom valve (104) is connected to the bottom hopper (1021) via a flange.

5. The bamboo pulp wet end pulping equipment according to claim 4, characterized in that: A rotating central axis (401) is arranged inside the bottom bucket (1021), and the rotating central axis (401) is rotationally connected to the driving motor (4). A hole-punching blade (402) is arranged on the top of the rotating central axis (401), and the hole-punching blade (402) is connected to the rotating central axis (401) by bolts.

6. The bamboo pulp wet end pulping equipment according to claim 5, characterized in that: A central scraper (403) is provided on one side of the rotating central axis (401), and the central scraper (403) is connected to the rotating central axis (401) by screws. The central scraper (403) extends to the inside of the discharge bottom valve (104).

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