CN110904707A

CN110904707A - Continuous hydraulic pulper

Info

Publication number: CN110904707A
Application number: CN201911275219.1A
Authority: CN
Inventors: 周志远
Original assignee: Individual
Current assignee: Shandong Yinan Park Development And Construction Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-03-24
Anticipated expiration: 2039-12-12
Also published as: CN110904707B

Abstract

The invention relates to the technical field of pulping equipment and discloses a continuous hydraulic pulper which comprises a tank body, fixing seats and supporting legs, wherein the fixing seats are fixedly arranged at the bottom of the outer side of the tank body and are symmetrical with the center of the tank body, and the four supporting legs are fixedly arranged at the top of the tank body and are fixedly connected through connecting rods. Compared with the prior art, the invention removes the traditional mechanical drive, effectively reduces the mechanical damage through the pure hydraulic drive, improves the quality of fibers, simultaneously enables a part of bubbles to lift the pulp from bottom to top through the tiny bubbles jetted from the bubble disc, improves the uniformity of the fibers, accelerates the decomposition efficiency, expands or breaks the other part of bubbles after being combined with the fibers, and further accelerates the fiber decomposition efficiency.

Description

Continuous hydraulic pulper

Technical Field

The invention relates to the technical field of pulping equipment, in particular to a continuous hydraulic pulper.

Background

The traditional hydrapulper drives a vane wheel to rotate by a motor, pulp in a groove body is sucked along the axis center and thrown out from the circumference at a high speed to form violent turbulence circulation, and due to the tearing of the vane wheel wings and the mutual wetting of pulp flow layers with different speeds, a huge friction effect is generated, so that the pulp is powerfully defibered and separated in a wet state, but the traditional hydrapulper has some defects as follows:

utilize the impeller to stir the thick liquids, inevitable and the fibre bundle contact in the thick liquids, the shearing action takes place for impeller and the fibre of high-speed rotation, simultaneously cut into tiny piece with the impurity in the waste paper, influence the quality of thick liquids, traditional hydrapulper divide into high concentration simultaneously, medium-consistency and low-consistency three kinds of types, the during operation need control the concentration of thick liquids, simultaneously when row material in the work, make the fibre that decomposes not thorough easily block up the sieve plate, cause follow-up work to go on, make and to realize continuity production, and then lead to production efficiency to be lower.

Disclosure of Invention

The invention provides a continuous hydraulic pulper which has the advantages of pure hydraulic drive, mechanical damage avoidance and high continuous production efficiency, and solves the problems in the background technology.

The invention provides the following technical scheme: a continuous hydraulic pulper comprises a tank body, a fixed seat and supporting legs, wherein the fixed seat is fixedly arranged at the bottom of the outer side of the tank body and is symmetrical about the center of the tank body, the supporting legs are fixedly arranged at the top of the tank body and are fixedly connected with the top of the tank body through four connecting rods, a pulp inlet cavity is formed in the tank body, the height of the pulp inlet cavity is lower than 80mm of the upper surface of an inner cavity of the tank body, the inner wall of the tank body is connected with the pulp inlet wall to form a pulp inlet wall, two high-pressure pumps are respectively and fixedly arranged on the upper surface of the fixed seat, one side of each high-pressure pump is fixedly connected with a material suction pipe through a flange plate, one end of each material suction pipe penetrates into the pulp inlet wall, the port position of each material suction pipe is positioned at the bottom of the pulp inlet wall, the upper surface of each high, and communicate the inner chamber of the jar body, jar body inner chamber bottom fixed mounting has the bubble dish, set up evenly distributed's through-hole and its middle part on the bubble dish and seted up the cavity to with what the cavity communicated there is L type ventilation pipe, L type ventilation pipe and one end fixed connection air-blower, waste paper feed chute, inlet tube and scattered gas port have been seted up to the upper surface of the jar body, the bottom of the jar body set up with the inside row of intercommunication expect that the pipe and its high minimum are the same with the height of bubble dish.

Preferably, the inner wall of the tank body and the outlet of the impact water pipe are provided with arc-shaped flow guide walls, the arc-shaped flow guide walls and the inner wall of the tank body are combined to form a closed triangular cavity, and the inner wall of the tank body and the inner wall of the pulp inlet wall are provided with uniformly arranged semicircular bulges.

Preferably, the impact water pipe consists of a feeding main pipe and four discharging pipes, the four discharging pipes are distributed in parallel and have the same interval, and the pore diameters of the two rightmost ends of the discharging pipes are larger than those of the two rightmost ends of the discharging pipes.

Preferably, arrange material pipe and jar body junction fixed mounting and have the screen cloth, arrange the material pipe and be located the place ahead and the same height of strikeing the water pipe bottommost discharge gate.

Preferably, the diameter of the through hole on the bubble disc is gradually reduced from bottom to top, the bubble disc has a certain height, the diameter of the through hole is smaller than the diameter of the inner cavity of the tank body, and a settling area is formed between the tank body and the bubble disc.

Preferably, a cavity and a one-way valve are arranged at a folding angle at the bottom of the L-shaped ventilation pipe.

Preferably, the initial height of the slurry in the tank body is 30mm greater than the height of the slurry inlet wall and 50mm lower than the upper surface of the inner cavity of the tank body.

The invention has the following beneficial effects:

1. compared with the prior art, the invention removes the traditional mechanical drive, effectively reduces the mechanical damage through the pure hydraulic drive, improves the quality of fibers, simultaneously enables a part of bubbles to lift the pulp from bottom to top through the tiny bubbles jetted from the bubble disc, improves the uniformity of the fibers, accelerates the decomposition efficiency, expands or breaks after the other part of bubbles are combined with the fibers, and further accelerates the fiber decomposition efficiency under the condition of not damaging fiber bundles.

2. Through waste paper feed chute, the inlet tube adds the raw materials with the certain proportion, and realize under the self-loopa condition at the internal at jar at thick liquids, but the concentration of effective control thick liquids, ensure the quality of thick liquids, arrange the material pipe setting simultaneously and strike water pipe bottom exit, realize lasting production on the one hand, on the other hand makes thick liquids when arranging the material pipe discharge, unqualified tow and impurity block up the screen cloth and can utilize impact rivers to clear up it, improve the efficiency of arranging the material, accelerate production efficiency.

Drawings

FIG. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is a schematic view of the invention at A-A in FIG. 1;

FIG. 3 is a partial schematic view of a structural can body of the present invention;

FIG. 4 is a schematic view of the impact water pipe of the present invention.

In the figure: 1. a tank body; 2. a fixed seat; 3. supporting legs; 4. a high pressure pump; 5. a material suction pipe; 6. impacting the water pipe; 7. a blower; 8. an L-shaped vent pipe; 9. a bubble tray; 10. a waste paper feed chute; 11. a water inlet pipe; 12. a pulp inlet cavity; 13. a pulp inlet wall; 14. a triangular cavity; 15. a semicircular bulge; 16. a discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a continuous hydropulper comprises a tank body 1, a fixed seat 2 and supporting legs 3, wherein the fixed seat 2 is fixedly arranged at the bottom of the outer side of the tank body 1 and is symmetrical about the center of the tank body 1, the supporting legs 3 are fixedly arranged at the top of the tank body 1 and are provided with four connecting rods which are fixedly connected, a pulp inlet wall 13 is arranged in the tank body 1, the height of the pulp inlet wall is 80mm lower than the upper surface of an inner cavity of the tank body 1, the inner wall of the tank body 1 is connected with the pulp inlet wall 13 to form a pulp inlet cavity 12, two high-pressure pumps 4 are respectively and fixedly arranged on the upper surface of the fixed seat 2, one side of each high-pressure pump 4 is fixedly connected with a suction pipe 5 through a flange, one end of each suction pipe 5 penetrates through the pulp inlet wall 13, the port position of each suction pipe is positioned at the bottom of the pulp inlet wall 13, the upper surface of each high-pressure pump 4, the inner cavity of the tank body 1 is communicated, a bubble disc 9 is fixedly installed at the bottom of the inner cavity of the tank body 1, through holes which are uniformly distributed are formed in the bubble disc 9, a cavity is formed in the middle of the bubble disc 9, an L-shaped ventilation pipe 8 is communicated with the cavity, the L-shaped ventilation pipe 8 is fixedly connected with an air blower 7 at one end, a waste paper feeding groove 10, a water inlet pipe 11 and an air dispersing port are formed in the upper surface of the tank body 1, a discharging pipe 16 communicated with the inside is formed in the bottom of the tank body 1, and the lowest position of the bottom of the.

Wherein, the inner wall of the tank body 1 and the outlet of the impact water pipe 6 are provided with arc-shaped flow guide walls, which guide the high-speed slurry ejected from the impact water pipe 6, so that the slurry in the tank body 1 is impacted and is layered with the rotating slurry in the tank body 1, the friction and collision between the slurry are increased, the fiber decomposition efficiency is improved, the slurry can be concentrated to the middle part and is met and combined with the bubbles emitted by the bubble tray 9, the decomposition efficiency is further accelerated, the slurry is lifted upwards and then uniformly dispersed to the two sides, the uniformity of the fibers in the slurry is improved, the arc-shaped flow guide walls and the inner wall of the tank body 1 are combined with a closed triangular cavity 14, the weight of the equipment is effectively reduced, the material cost of the equipment is reduced, the inner wall of the tank body 1 and the inner wall of the slurry inlet wall 13 are provided with uniformly arranged semicircular bulges 15, so that the fiber collision is increased when the, the fiber decomposition efficiency is accelerated, and the smooth surface of the fiber can not damage the fiber.

Wherein, the impact water pipe 6 comprises a feeding main pipe and four discharging pipes, four discharging pipes are distributed in parallel and have the same interval, the aperture of the two upper rightmost ends of the discharging pipes is larger than the aperture of the two lower rightmost ends of the discharging pipes, and the slurry ejected from the two lower discharging pipes is further compressed and discharged at different speeds, so that the slurry of the upper part and the lower part in the tank body 1 rotates at different speeds, the friction and the collision between the slurry are further increased, and the decomposition efficiency of the fiber is accelerated.

Wherein, arrange material pipe 16 and jar body 1 junction fixed mounting and have the screen cloth, carry out the separation to fibre and impurity that decompose incompletely, arrange material pipe 16 and be located the place ahead and the highly the same of strikeing water pipe 6 bottommost discharge gate, when thick liquids discharge from arranging material pipe 16, fibre that does not decompose the end is blockked by the screen cloth to strikeing the thick liquids that water pipe 6 jetted out and can washing away fibre and impurity follow the side that do not decompose the end before the screen cloth, guarantee that the screen cloth can not block up, thereby ensure that equipment continuity work can not interrupt.

Wherein, its diameter of through-hole on the bubble dish 9 reduces by supreme down gradually, with air compression to form the micro bubble and jet out, strike the thick liquids, and make the micro bubble can combine with the fibre, accelerate fibre decomposition rate, bubble dish 9 has the take the altitude and its diameter is less than the inner chamber diameter of jar body 1, forms the settlement zone between jar body 1 and the bubble dish 9, provides the place that subsides for impurity, the clearance of being convenient for improves the quality when thick liquids are discharged simultaneously.

Wherein, the dog-ear department of L type ventilation pipe 8 bottom has seted up cavity and check valve, prevents that there is water to get into L type ventilation pipe 8 through the through-hole on the bubble dish 9 in to flow to air-blower 7 china and cause the circuit short circuit, the emergence of prevention accident, the security that improves the device.

The initial height of the slurry in the tank body 1 is 30mm greater than the height of the slurry inlet wall 13 and 50mm lower than the upper surface of the inner cavity of the tank body 1, so that the slurry can enter the slurry inlet cavity 12 for self circulation, the operation of equipment is ensured, and meanwhile, a space is reserved for adding raw materials, and the continuous production is ensured.

The working principle is that water and waste paper are poured into a tank body 1 according to a certain proportion to form slurry, the height of the slurry is 30mm higher than the height of a slurry inlet wall 13 and 50mm lower than the upper surface of an inner cavity of the tank body 1, a high-pressure pump 4 is started to drive the slurry to rotate and stir in the tank body 1, an air blower 7 is started simultaneously to introduce gas into a bubble disc 9 to be compressed, then the gas enters the slurry through micro bubbles, the slurry at the bottom is lifted upwards, a part of bubbles are combined with fibers, fiber decomposition can be accelerated due to bubble breakage, after a period of time, water and waste paper are added from a waste paper feed tank 10 and a water inlet pipe 11 according to a certain proportion, a discharge pipe 16 is opened to discharge the slurry, self-balance of feeding and discharging is achieved, after the operation is finished, the slurry is discharged completely, and impurities around the bubble disc 9 are cleaned.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a continuous type hydrapulper, includes jar body (1), fixing base (2) and supporting leg (3), fixing base (2) fixed mounting just with the central symmetry of jar body (1) in the bottom in jar body (1) outside, supporting leg (3) fixed mounting just has four and passes through connecting rod fixed connection, its characterized in that at the top of jar body (1): the slurry inlet wall (13) is arranged in the tank body (1), the height of the slurry inlet wall is 80mm lower than the upper surface of an inner cavity of the tank body (1), the inner wall of the tank body (1) is connected with the slurry inlet wall (13) to form a slurry inlet cavity (12), two high-pressure pumps (4) are respectively and fixedly arranged on the upper surface of the fixing base (2), one side of each high-pressure pump (4) is fixedly connected with a material suction pipe (5) through a flange plate, one end of each material suction pipe (5) penetrates through the slurry inlet wall (13) and is communicated with the inner wall of the tank body (1), the port positions of the material suction pipes are positioned at the bottom of the slurry inlet wall (13), the upper surface of each high-pressure pump (4) is fixedly connected with an impact water pipe (6) through a flange plate, the impact water pipe (6) is positioned in the slurry inlet wall (13), one end of the impact water pipe is fixedly connected with the inner wall of the tank body (1, offer evenly distributed's through-hole and its middle part on bubble dish (9) and seted up the cavity to with L type ventilation pipe (8) that have of cavity intercommunication, L type ventilation pipe (8) and one end fixed connection air-blower (7), waste paper feed chute (10), inlet tube (11) and scattered gas port have been seted up to the upper surface of the jar body (1), the bottom of the jar body (1) is seted up and is had the same with the height of the row of inside intercommunication material pipe (16) and its highly lowest department and bubble dish (9).

2. A continuous hydropulper according to claim 1, characterized in that: the utility model discloses a slurry tank, including the jar body (1), the inner wall of the jar body (1) just is located the exit that strikes water pipe (6) and is equipped with arc water conservancy diversion wall, the combination of the inner wall of the arc water conservancy diversion wall and the jar body (1) has inclosed triangle cavity (14), seted up evenly arranged's semi-circular arch (15) on the inner wall of the jar body (1) and on the inner wall of advancing thick liquid wall (13).

3. A continuous hydropulper according to claim 1, characterized in that: the impact water pipe (6) is composed of a feeding main pipe and four discharging pipes, the four discharging pipes are distributed in parallel and have the same interval, and the pore diameter of the two rightmost ends of the discharging pipes is larger than that of the two rightmost ends of the discharging pipes.

4. A continuous hydropulper according to claim 1, characterized in that: arrange material pipe (16) and jar body (1) junction fixed mounting have the screen cloth, it is the same to arrange the place ahead and the height that material pipe (16) are located and strike water pipe (6) bottommost discharge gate.

5. A continuous hydropulper according to claim 1, characterized in that: the diameter of the through hole on the bubble disc (9) is gradually reduced from bottom to top the bubble disc (9) has a certain height and the diameter of the through hole is smaller than the diameter of the inner cavity of the tank body (1), and a settling area is formed between the tank body (1) and the bubble disc (9).

6. A continuous hydropulper according to claim 1, characterized in that: and a cavity and a one-way valve are arranged at the folding angle at the bottom of the L-shaped ventilation pipe (8).

7. A continuous hydropulper according to claim 1, characterized in that: the initial height of the slurry in the tank body (1) is 30mm greater than the height of the slurry inlet wall (13) and 50mm lower than the upper surface of the inner cavity of the tank body (1).