CN111560783A

CN111560783A - Pulper for papermaking of convenient maintenance

Info

Publication number: CN111560783A
Application number: CN202010407245.1A
Authority: CN
Inventors: 梁权峰
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2020-05-14
Filing date: 2020-05-14
Publication date: 2020-08-21
Anticipated expiration: 2040-05-14
Also published as: CN111560783B

Abstract

The invention discloses a papermaking pulper convenient to maintain, which comprises a stirring bin, wherein the stirring bin is of a conical hollow structure, a conical opening sleeve is fixedly sleeved on the bottom surface of the inner wall of the stirring bin, the bottom end of the conical opening sleeve penetrates through the middle part of the bottom surface of the stirring bin and extends to the outside of the stirring bin, and an annular sliding groove is formed in the outer edge of the top surface of the conical opening sleeve. The utility model provides a pulper for papermaking of convenient maintenance, includes a jar body, the bottom welding of the jar body has four supporting legs, four the supporting leg with jar body forms annular array as the centre of a circle. This pulper for papermaking of convenient maintenance has realized through latch mechanism that the process of transmission shaft corotation drives the rotor sword rotatoryly through the location contact pin, can make location contact pin and contact pin groove separation with the axis of rotation reversal, realizes the quickly separating between drive mechanism and the driving source, has made things convenient for equipment to dismantle and the maintenance. This has solved the inconvenient problem of dismantlement and installation when the pulper maintains.

Description

Pulper for papermaking of convenient maintenance

Technical Field

The invention relates to the field of papermaking production equipment, in particular to a papermaking pulper convenient to maintain.

Background

The characters bear the history and culture of people, and the paper is used as a bearing body of the characters to bear and appeal the development and the change of human civilization.

The paper is composed of plant fibers, and the paper can be applied to the production of paper by extracting and smashing the fibers of raw materials into pulp in the paper making process. Pulpers are capable of breaking up pulp sheets, broke, etc. from the production process and forming fibrous pulp. Most of existing pulpers are rigidly connected by adopting equipment such as bolts and the like between a belt pulley or a turntable at the bottom of the pulper and the blade, the pulper cannot realize quick separation between driving hardware equipment and pulping action hardware equipment during overhauling and maintenance, the disassembly and the assembly are troublesome, the overhauling time is greatly prolonged, and the maintenance operation is greatly difficult due to the fact that the hardware equipment at the position is integral, particularly for a vertical pulper, the whole disassembly is required during overhauling of the vertical pulper.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the pulper for the paper making, which is convenient to maintain and solves the problem that the pulper is inconvenient to disassemble and assemble during maintenance.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a pulper for papermaking of convenient maintenance, which comprises a tank body, the bottom welding of the jar body has four supporting legs, four the supporting leg with the jar body forms annular array as the centre of a circle, the centre of a circle position of jar body bottom is inlayed and is had the positioning disk, run through on the top of positioning disk the bottom of the jar body extends to its inside, drive mechanism has been cup jointed in the centre of a circle position activity at positioning disk top, latch mechanism has been cup jointed in the bottom activity of positioning disk, latch mechanism's bottom welding has the conical surface cover, the bottom welding of conical surface cover has the shrouding, the centre of a circle position of shrouding is inlayed and is had the bearing, the fixed cover of inner circle of bearing has been cup jointed the transmission shaft, run through the bottom of transmission shaft the bottom of shro.

Preferably, the height of the conical surface sleeve is 1.2 times of the height of the clamping mechanism, and a layer of sealing rubber sheet is attached to the bottom surface of the inner wall of the conical surface sleeve.

Preferably, the transmission mechanism comprises a transmission sleeve, the transmission sleeve is movably sleeved at the middle part of the top surface of the positioning disc, the top end of the transmission sleeve penetrates through the top of the positioning disc and extends to the inside of the tank body, a stirring rod is fixedly inserted at the circle center of the transmission sleeve, a rotor cutter is fixedly sleeved at the top end of the stirring rod, two needle inserting grooves are formed in the bottom of the transmission sleeve, and the two needle inserting grooves are axially symmetrical relative to the stirring rod.

Preferably, one side of the transmission sleeve opposite to the rotor knife is attached with a layer of wear-resistant gasket, and the wear-resistant gasket is movably sleeved on the surface of the stirring rod.

Preferably, the side surface of the rotor cutter is a conical surface, and the diameter of the bottom end of the rotor cutter is 1.5 times of the diameter of the transmission sleeve.

Preferably, the clamping mechanism includes the rotating part, the rotating part is fixed to be cup jointed the top of transmission shaft, the swivelling chute has been seted up to the top surface of positioning disk, the rotating part activity is cup jointed in the swivelling chute, and the side activity alternates and has the location contact pin about the swivelling chute bottom surface.

The locating contact pin top end is movably sleeved in a contact pin groove opposite to the locating contact pin, the bottom end of the locating contact pin penetrates through the bottom of the locating disc and extends to the lower portion of the locating disc, a limiting plate is welded at the bottom end of the locating contact pin, and the limiting plate is movably connected with one side, opposite to the bottom surface of the locating disc, of the locating spring through an extrusion spring.

The locating contact pin with the lapped one side of rotating member has seted up the linking conical surface, the locating contact pin with the lifting conical surface has been seted up to the one side that the rotating member carried on the back mutually.

Preferably, the rotating part comprises a circular plate, the circular plate is fixedly sleeved on the surface of the transmission shaft, two trigger arms are welded on the left side and the right side of the circular plate and are in central symmetry with respect to the transmission shaft, a linking groove is formed in one side, overlapped with the positioning contact pin, of each trigger arm, the linking groove is matched with the linking conical surface, a lifting groove is formed in one side, opposite to the positioning contact pin, of each trigger arm, and the lifting groove is matched with the lifting conical surface.

Preferably, the section of the engagement part of the engagement groove and the engagement conical surface is V-shaped, and the section of the engagement part of the lifting groove and the lifting conical surface is an inclined plane forming an inclination angle of 75 degrees with the horizontal plane.

Advantageous effects

The invention provides a pulper for papermaking, which is convenient to maintain. Compared with the prior art, the method has the following beneficial effects:

(1) this pulper for papermaking of convenient maintenance has realized through latch mechanism that the process of transmission shaft corotation drives the rotor sword rotatoryly through the location contact pin, can make location contact pin and contact pin groove separation with the axis of rotation reversal, realizes the quickly separating between drive mechanism and the driving source, has made things convenient for equipment to dismantle and the maintenance.

(2) This pulper for papermaking of convenient maintenance has realized the pulping operation through joint mechanism cooperation drive mechanism to because the cooperation between rotatory piece and the location contact pin, can realize that the drive stems from the quickly separating between the concrete action hardware, simplified the maintenance and dismantled the flow, shortened maintenance time, very big promotion equipment trouble emergency response ability when, promoted production process's security.

(3) This pulper for papermaking of convenient maintenance passes through drive mechanism and realizes the mutual independence of drive hardware equipment and action hardware equipment, can effectually disassemble the protection with equipment when wholly carrying equipment, has strengthened equipment later stage storage and maintenance effect, and at the design stage at the equipment initial stage, can greatly strengthen changing each other and the adaptation between the same kind of type equipment hardware with drive arrangement as the universal construction, has strengthened the flexibility of mill's equipment operation.

Drawings

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

FIG. 2 is a cross-sectional view of the drive mechanism and clamping mechanism of the present invention;

FIG. 3 is a top view of a rotating member of the present invention;

fig. 4 is a front view of a structural alignment pin of the present invention.

In the figure: 1. a tank body; 2. supporting legs; 3. positioning a plate; 4. a transmission mechanism; 401. a transmission sleeve; 402. a stirring rod; 403. a rotor knife; 404. a pin slot; 5. a clamping mechanism; 501. a rotating member; 50101. a circular plate; 50102. a trigger arm; 50103. a joining groove; 50104. lifting the groove; 502. a rotating tank; 503. positioning a contact pin; 504. a limiting plate; 505. a compression spring; 506. connecting the conical surfaces; 507. lifting the conical surface; 6. a conical surface sleeve; 7. closing the plate; 8. a bearing; 9. a drive shaft; 10. a pulley.

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 pulper for papermaking convenient to maintain comprises a tank body 1, four supporting legs 2 are welded at the bottom of the tank body 1, the four supporting legs 2 are in a circular array with the tank body 1 as a circle center, a positioning disc 3 is embedded at the circle center position of the bottom of the tank body 1, the top end of the positioning disc 3 penetrates through the bottom of the tank body 1 and extends into the tank body, a transmission mechanism 4 is movably sleeved at the circle center position of the top of the positioning disc 3, a clamping mechanism 5 is movably sleeved at the bottom of the positioning disc 3, a conical surface sleeve 6 is welded at the bottom end of the clamping mechanism 5, a sealing plate 7 is welded at the bottom end of the conical surface sleeve 6, a bearing 8 is embedded at the circle center position of the sealing plate 7, a transmission shaft 9 is fixedly sleeved at the inner ring of the bearing 8, the bottom end of the.

In the invention, the height of the conical surface sleeve 6 is 1.2 times of the height of the clamping mechanism 5, and a layer of sealing rubber sheet is attached to the bottom surface of the inner wall of the conical surface sleeve 6.

In the invention, a transmission mechanism 4 comprises a transmission sleeve 401, the transmission sleeve 401 is movably sleeved in the middle of the top surface of a positioning plate 3, the outer edge of the bottom surface of the transmission sleeve 401 is of a C-shaped structure, the outer edge of the top surface of the positioning plate 3 is of a C-shaped structure matched with the outer edge of the bottom surface of the transmission sleeve 401, the C-shaped structure is annular, six insertion grooves are formed in the bottom surface of the C-shaped structure, the six insertion grooves are in annular array relative to the center of a circle of the transmission sleeve 401, the arc length of each insertion groove is one twelfth of the circumference of the outer edge of the transmission sleeve 401, the top end of the transmission sleeve 401 penetrates through the top of the positioning plate 3 and extends into a tank body 1, a stirring rod 402 is fixedly inserted in the center of the transmission sleeve 401, a rotor cutter 403 is fixedly sleeved on the top end of the stirring rod 402, two insertion grooves 404 are formed in the bottom of the transmission.

In the invention, one side of the transmission sleeve 401 opposite to the rotor cutter 403 is attached with a layer of wear-resistant gasket, the wear-resistant gasket is movably sleeved on the surface of the stirring rod 402, and the wear-resistant gasket is made of fluororubber.

In the invention, the side surface of the rotor knife 403 is a conical surface, the diameter of the bottom end of the rotor knife 403 is 1.5 times of that of the transmission sleeve 401, and the rotor knife 403 can break plant fibers in the tank body 1 to realize the pulping effect.

In the invention, the clamping mechanism 5 comprises a rotating piece 501, the rotating piece 501 is fixedly sleeved at the top end of the transmission shaft 9, a rotating groove 502 is formed in the top surface of the positioning disc 3, the rotating piece 501 is movably sleeved in the rotating groove 502, positioning pins 503 are movably inserted into the left side and the right side of the bottom surface of the rotating groove 502, the two positioning pins 503 are axisymmetric with respect to the transmission shaft 9, and the two positioning pins 503 are opposite to and correspond to the two pin grooves 404 one by one.

The top end of the positioning insertion pin 503 is movably sleeved in the insertion pin groove 404 opposite to the position, the bottom end of the positioning insertion pin 503 penetrates through the bottom of the positioning plate 3 and extends to the lower side of the positioning plate, the bottom end of the positioning insertion pin 503 is welded with a limiting plate 504, one side of the limiting plate 504 opposite to the bottom surface of the positioning plate 3 is movably connected with an extrusion spring 505, and when the positioning insertion pin 503 is opposite to the insertion pin groove 404, the elastic potential energy of the extrusion spring 505 is converted into kinetic energy to push the positioning insertion pin 503 to enter the insertion pin groove 404.

The positioning pin 503 has a connecting conical surface 506 on the side overlapping with the rotating member 501, and the positioning pin 503 has a lifting conical surface 507 on the side opposite to the rotating member 501.

In the invention, the rotating piece 501 comprises a circular plate 50101, the circular plate 50101 is fixedly sleeved on the surface of a transmission shaft 9, two trigger arms 50102 are welded on the left side and the right side of the circular plate 50101, the two trigger arms 50102 are in central symmetry with respect to the transmission shaft 9, one side of the trigger arm 50102, which is overlapped with a positioning pin 503 where the trigger arm 50102 is located, is provided with an engagement groove 50103, the engagement groove 50103 is matched with an engagement conical surface 506, one side of the trigger arm 50102, which is opposite to the positioning pin 503 where the trigger arm is located, is provided with a lifting groove 50104, the lifting groove 50104 is matched with a lifting conical surface 507, the horizontal height of the bottom end of the lifting groove 50104 is higher than the horizontal height of the middle part of the engagement groove 50103, when the top end of the positioning pin 503 completely overlaps the top of the inner wall of the pin slot 404, the bottom end of the lift slot 50104 is at a lower level than the bottom end of the driving sleeve 401.

In the invention, the section of the fit part of the engaging groove 50103 and the engaging conical surface 506 is V-shaped, and the section of the fit part of the lifting groove 50104 and the lifting conical surface 507 is an inclined surface forming an inclination angle of 75 degrees with the horizontal plane.

When the device is used, the belt pulley 10 is in transmission connection with a driving motor through a transmission belt, taking fig. 3 as an example, the belt pulley 10 drives the rotating piece 501 to rotate anticlockwise, the engagement groove 50103 is matched with the engagement conical surface 506, at the moment, the top end of the positioning contact pin 503 is in the contact pin groove 404, the rotating piece 501 abuts against and drives the positioning contact pin 503 to rotate, the positioning contact pin 503 is made to drive the transmission sleeve 401 to rotate, and the stirring rod 402 is made to drive the rotor cutter 403 to crush the plant pulp fibers in the tank body 1;

when the clamping mechanism 5 needs to be detached, the belt pulley 10 is rotated reversely, the belt pulley 10 drives the rotor cutter 403 to rotate clockwise through the transmission shaft 9, the lifting groove 50104 is abutted to the lifting conical surface 507, the positioning pin 503 is driven to move in the direction away from the transmission sleeve 401 under the action of the inclined surface until the top end of the positioning pin 503 is separated from the pin groove 404, the rotating piece 501 continues to rotate, the positioning pin 503 is driven to be staggered with the pin groove 404, the clamping mechanism 5 is separated from the transmission mechanism 4 at the moment, and all hardware of the clamping mechanism 5 and the bottom of the clamping mechanism can be integrally taken down so as to be convenient to maintain.

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 pulper for papermaking of convenient maintenance, includes jar body (1), its characterized in that: the bottom welding of the jar body (1) has four supporting legs (2), four supporting legs (2) use the jar body (1) forms annular array as the centre of a circle, the centre of a circle position of the jar body (1) bottom is inlayed and is had positioning disk (3), the top of positioning disk (3) runs through the bottom of the jar body (1) and extends to its inside, drive mechanism (4) has been cup jointed in the centre of a circle position activity at positioning disk (3) top, clamping mechanism (5) has been cup jointed in the bottom activity of positioning disk (3), conical surface cover (6) has been welded to the bottom welding of clamping mechanism (5), the bottom shrouding welding of conical surface cover (6) has (7), the centre of a circle position of shrouding (7) is inlayed and is had bearing (8), transmission shaft (9) has been cup jointed to the inner circle fixing of bearing (8), the bottom of transmission shaft (9) runs through the bottom of shrouding (7, the bottom end of the transmission shaft (9) is fixedly sleeved with a belt pulley (10).

2. A paper mill pulper for facilitating maintenance according to claim 1, wherein: the height of the conical surface sleeve (6) is 1.2 times of the height of the clamping mechanism (5), and a layer of sealing rubber sheet is attached to the bottom surface of the inner wall of the conical surface sleeve (6).

3. A paper mill pulper for facilitating maintenance according to claim 1, wherein: the transmission mechanism (4) comprises a transmission sleeve (401), the transmission sleeve (401) is movably sleeved in the middle of the top surface of the positioning disc (3), the top end of the transmission sleeve (401) penetrates through the top of the positioning disc (3) and extends to the inside of the tank body (1), a stirring rod (402) is fixedly inserted in the circle center of the transmission sleeve (401), a rotor knife (403) is fixedly sleeved on the top end of the stirring rod (402), two needle inserting grooves (404) are formed in the bottom of the transmission sleeve (401), and the two needle inserting grooves (404) are axisymmetric with respect to the stirring rod (402).

4. A paper mill pulper for facilitating maintenance according to claim 3, wherein: one side of the transmission sleeve (401) opposite to the rotor knife (403) is attached with a layer of wear-resistant gasket, and the wear-resistant gasket is movably sleeved on the surface of the stirring rod (402).

5. A paper mill pulper for facilitating maintenance according to claim 3, wherein: the side surface of the rotor knife (403) is a conical surface, and the diameter of the bottom end of the rotor knife (403) is 1.5 times of that of the transmission sleeve (401).

6. A paper mill pulper for facilitating maintenance according to claim 1, wherein: the clamping mechanism (5) comprises a rotating piece (501), the rotating piece (501) is fixedly sleeved at the top end of the transmission shaft (9), a rotating groove (502) is formed in the top surface of the positioning disc (3), the rotating piece (501) is movably sleeved in the rotating groove (502), and positioning pins (503) are movably inserted in the left side and the right side of the bottom surface of the rotating groove (502);

the top end of the positioning contact pin (503) is movably sleeved in a contact pin groove (404) opposite to the position of the positioning contact pin, the bottom end of the positioning contact pin (503) penetrates through the bottom of the positioning disc (3) and extends to the lower part of the positioning disc, a limiting plate (504) is welded at the bottom end of the positioning contact pin (503), and one side, opposite to the bottom surface of the positioning disc (3), of the limiting plate (504) is movably connected with an extrusion spring (505);

the locating contact pin (503) and the lapped one side of the rotating piece (501) are provided with a connecting conical surface (506), and the locating contact pin (503) and the opposite side of the rotating piece (501) are provided with a lifting conical surface (507).

7. The easy-to-maintain pulper for paper making according to claim 6, wherein: rotating member (501) includes plectane (50101), plectane (50101) is fixed to cup joint on the surface of transmission shaft (9), two trigger arm (50102) have all been welded to plectane (50101) left and right sides, two trigger arm (50102) become central symmetry about transmission shaft (9), trigger arm (50102) and its position place location contact pin (503) lapped one side seted up linking groove (50103), linking groove (50103) with linking conical surface (506) agree with mutually, trigger arm (50102) and its position place lifting groove (50104) have been seted up to one side that location contact pin (503) carried on the back mutually, lifting groove (50104) with lifting conical surface (507) agree with mutually.

8. A paper mill pulper for facilitating maintenance according to claim 7, wherein: the section of the fit part of the engagement groove (50103) and the engagement conical surface (506) is V-shaped, and the section of the fit part of the lifting groove (50104) and the lifting conical surface (507) is an inclined plane forming an inclination angle of 75 degrees with the horizontal plane.