CN221218302U

CN221218302U - Head box

Info

Publication number: CN221218302U
Application number: CN202323356755.9U
Authority: CN
Inventors: 蔡兴武
Original assignee: Eternit Guangzhou Building System Co ltd
Current assignee: Eternit Guangzhou Building System Co ltd
Priority date: 2023-12-11
Filing date: 2023-12-11
Publication date: 2024-06-25
Anticipated expiration: 2033-12-11

Abstract

The utility model relates to the technical field of headboxes and discloses a headbox, which comprises a mounting base, wherein a box body is fixedly assembled at the top of the mounting base, a box cover is arranged at the top of the box body, a stirring mechanism is arranged in an inner cavity of the box body, a roll pressing mechanism is arranged on the outer wall of the box body, a drain pipe is fixedly assembled at the bottom of the box body, a mounting hole is formed in the outer wall of the box body, and a sealing mechanism is arranged on the inner wall of the mounting hole. The water in the water tank is pumped into the spray pipe through the first water supply pipe and the first rotary joint by the high-pressure water pump, the water is sprayed out through the spray head, the second rotary table is driven to rotate through the rotation of the servo motor, the first rotary table is driven to rotate through the rotation of the belt, the spray pipe can rotate, the plurality of faces in the box body can be cleaned by the water, the problem that residual residues in the inside of the existing headbox need to be cleaned after the use is solved, a worker needs to hold the water pipe to clean the inside during cleaning, and a large amount of time can be consumed during cleaning.

Description

Head box

Technical Field

The utility model relates to the technical field of headboxes, in particular to a headbox.

Background

Headbox is a critical part of modern paper machines. Its structure and properties are decisive for the formation of the sheet and the quality of the paper, and can effectively disperse the fibres. The high turbulence flow box can generate high-strength micro turbulence, can effectively disperse fibers, prevent the fibers from precipitating and re-flocculating, and can effectively improve the strength of paper sheets.

The existing head box needs to clean residues left in the head box after being used, workers need to hold a water pipe to clean the head box when cleaning, and a large amount of time can be consumed when cleaning. Prior art headboxes have many foam forms during agitation, which can affect the quality of the paper during its production.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a headbox, which has the advantages of strong practicability and good stability and solves the problems of the prior art.

The utility model provides the following technical scheme: the utility model provides a head box, includes the installation base, the fixed box that is equipped with in top of installation base, the case lid is installed at the top of box, rabbling mechanism is installed to the inner chamber of box, roll pressing mechanism is installed to the outer wall of box, the bottom fixed mounting of box has the drain pipe, the mounting hole has been seted up to the outer wall of box, sealing mechanism is installed to the inner wall of mounting hole, cleaning device is installed to sealing mechanism's inner wall.

As a preferable technical scheme of the utility model, the cleaning device comprises a spray pipe, one end of the spray pipe is fixedly provided with a first rotary joint, one end of the first rotary joint, which is far away from the spray pipe, is fixedly provided with a first water supply pipe, one end of the first water supply pipe, which is far away from the first rotary joint, is provided with a water outlet of a high-pressure water pump, a water inlet of the high-pressure water pump penetrates through an inner cavity of a water tank, the top of the water tank is provided with a water filling port, the outer wall of the spray pipe is provided with a spray hole, and the inner wall of the spray hole is provided with a spray head.

As a preferable technical scheme of the utility model, a rotary joint II is fixedly arranged at the other end of the spray pipe, a water supply pipe II is fixedly arranged at one end of the rotary joint II, which is far away from the spray pipe, one end of the water supply pipe II, which is far away from the rotary joint II, is arranged at a water outlet of a liquid supply pump, a water inlet of the liquid supply pump penetrates through an inner cavity of a defoaming box, a bracket is arranged at the bottom of the defoaming box, and a liquid filling opening is arranged at the top of the defoaming box.

As a preferable technical scheme of the utility model, the two ends of the spray pipe are respectively provided with the first electromagnetic valve and the second electromagnetic valve.

As a preferred embodiment of the present utility model, a plurality of spray holes 914 and spray heads 915 are provided.

As a preferable technical scheme of the utility model, the outer wall of the spray pipe is fixedly sleeved with the first rotary table, the outer wall of the first rotary table is rotationally connected with the belt, the inner wall of the belt is rotationally connected with the second rotary table, the inner wall of the second rotary table is fixedly sleeved on the power output shaft of the servo motor, and the bottom of the servo motor is provided with the bracket.

As a preferable technical scheme of the utility model, the position of the spray pipe is positioned at the upper right corner of the box body.

As a preferred embodiment of the present utility model, the nozzle is made of stainless steel.

Compared with the prior art, the utility model has the following beneficial effects:

1. This head box, water in the water tank is taken out in the spray tube through feed pipe one and rotary joint one, through the shower nozzle with water blowout, rethread servo motor rotates and drives carousel two rotations, belt rotation drives carousel one and rotates afterwards, make the spray tube rotate, make water can clear up a plurality of faces in the box, and then solved current head box and need clear up inside remaining residue after using, the workman needs handheld water pipe to clear up inside when the clearance, can consume a large amount of time when the clearance.

2. According to the head box, the defoaming agent in the defoaming box is pumped into the spray pipe through the water supply pipe II and the rotary joint II by the liquid supply pump, and then the defoaming agent is sprayed out through the spray head, so that foam generated by stirring in the box body can be eliminated, and the problem that a plurality of foams appear when the existing head box is used for stirring, and the foams can influence the quality of paper when the paper is produced is solved.

3. This head box through installing solenoid valve one and solenoid valve two respectively at the both ends of spray tube, solenoid valve two closes when the clearance, and water can not get into the defoaming case, and when defoaming, solenoid valve one closes, and the defoaming agent can not get into in the water tank, makes this device clear up can carry out the defoaming.

Drawings

FIG. 1 is a right side schematic view of the present utility model;

FIG. 2 is a left side schematic view of the present utility model;

FIG. 3 is a schematic view of the right side structure of the cleaning device of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3 according to the present utility model;

FIG. 5 is a schematic view of the left side structure of the cleaning device of the present utility model.

In the figure: 1. a mounting base; 2. a case; 3. a case cover; 4. a stirring mechanism; 5. a roll pressing mechanism; 6. a drain pipe; 7. a mounting hole; 8. a sealing mechanism; 9. a cleaning device; 901. a spray pipe; 902. a first electromagnetic valve; 903. a bracket; 904. a first rotary joint; 905. a first water supply pipe; 906. a water pressing pump; 907. a water tank; 908. a water inlet; 909. a first turntable; 910. a belt; 911. a second turntable; 912. a servo motor; 913. a bracket; 914. a spray hole; 915. a spray head; 916. a second electromagnetic valve; 917. a second rotary joint; 918. a water supply pipe II; 919. a liquid feeding pump; 920. a defoaming box; 921. and a liquid adding port.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

Referring to fig. 1-5, a headbox comprises a mounting base 1, a box body 2 is fixedly arranged at the top of the mounting base 1, a box cover 3 is arranged at the top of the box body 2, a stirring mechanism 4 is arranged in an inner cavity of the box body 2, a roll pressing mechanism 5 is arranged on the outer wall of the box body 2, a drain pipe 6 is fixedly arranged at the bottom of the box body 2, a mounting hole 7 is formed in the outer wall of the box body 2, a sealing mechanism 8 is arranged on the inner wall of the mounting hole 7, a cleaning device 9 is arranged on the inner wall of the sealing mechanism 8, and the cleaning device 9 is utilized to clean residual paper residues in the box body 2 through the cleaning device 9, and meanwhile, a defoaming agent is further added into the box body 2 through the cleaning device 9, so that foams in the box body 2 are eliminated, and the quality of paper can be improved.

In a preferred embodiment, the cleaning device 9 includes a nozzle 901, one end of the nozzle 901 is fixedly provided with a first rotary joint 904, one end of the first rotary joint 904 away from the nozzle 901 is fixedly provided with a first water supply pipe 905, one end of the first water supply pipe 905 away from the first rotary joint 904 is installed at a water outlet of a high-pressure water pump 906, a water inlet of the water pump 906 penetrates through an inner cavity of the water tank 907, a water filling port 908 is installed at the top of the water tank 907, a spray hole 914 is formed in the outer wall of the nozzle 901, a spray head 915 is installed on the inner wall of the spray hole 914, water in the water tank 907 is pumped into the nozzle 901 through the first water supply pipe 905 and the first rotary joint 904 by the high-pressure water pump 906, and the water is sprayed out through the spray head 915, so that residual paper residues in the box 2 can be cleaned.

In a preferred embodiment, the other end of the nozzle 901 is fixedly provided with a second rotary joint 917, one end of the second rotary joint 917 away from the nozzle 901 is fixedly provided with a second water feeding pipe 918, one end of the second water feeding pipe 918 away from the second rotary joint 917 is provided with a water outlet of a water feeding pump 919, a water inlet of the water feeding pump 919 penetrates through an inner cavity of the defoaming box 920, a bracket 913 is provided at the bottom of the defoaming box 920, a liquid feeding port 921 is provided at the top of the defoaming box 920, the defoaming agent in the defoaming box 920 is pumped into the nozzle 901 through the second water feeding pipe 918 and the second rotary joint 917 through the water feeding pump 919, and the defoaming agent is sprayed out through a spray head 915, so that foam generated by stirring in the box 2 can be eliminated.

In a preferred embodiment, the first solenoid valve 902 and the second solenoid valve 916 are respectively installed at two ends of the nozzle 901, and by using the arrangement of the first solenoid valve 902 and the second solenoid valve 916, the first solenoid valve 902 is closed when the device is stirring, so that the defoaming agent can be prevented from entering the water tank 907, and when the tank 2 is cleaned, the second solenoid valve 916 is closed, so that the water can be prevented from entering the defoaming tank 920.

In a preferred embodiment, the spray holes 914 and the spray heads 915 are provided in a plurality, and by using the arrangement of the spray heads 915, water and defoamer can be sprayed out more uniformly, so that the paper residue cleaning effect in the box body 2 is better.

In a preferred embodiment, the outer wall of the spray pipe 901 is fixedly sleeved with a first turntable 909, the outer wall of the first turntable 909 is rotationally connected with a belt 910, the inner wall of the belt 910 is rotationally connected with a second turntable 911, the inner wall of the second turntable 911 is fixedly sleeved on a power output shaft of a servo motor 912, a bracket 903 is installed at the bottom of the servo motor 912, the second turntable 911 is driven to rotate through rotation of the servo motor 912, and then the belt 910 is rotated to drive the first turntable 909 to rotate, so that the spray pipe 901 can rotate, and the spray pipe 901 can clean multiple angles in the box 2.

In a preferred embodiment, the position of the nozzle 901 is located at the upper right corner of the tank 2, and by arranging the nozzle 901 at the upper right corner of the tank 2, the stirring mechanism 4 is not in contact with the nozzle 901 during operation, and a plurality of surfaces in the tank 2 can be effectively flushed by rotating the nozzle 901 when cleaning the inner wall of the tank 2.

In a preferred embodiment, the nozzle 901 is made of stainless steel, and the stainless steel has strong corrosion resistance, so that the nozzle 901 is in contact with water in the box 2 for a long time, and the nozzle 901 is not corroded, and the corroded slag is mixed with paper pulp to influence the quality of paper.

When the paper pulp recycling device is used, when paper pulp is added into the box body 2, the electromagnetic valve 902 is closed, the defoaming agent in the defoaming box 920 is pumped into the spray pipe 901 through the water feeding pipe 918 and the rotary joint 917 through the liquid feeding pump 919, then the defoaming agent is sprayed out through the spray nozzle 915, foam generated by stirring in the box body 2 can be eliminated, when the device stops running, the electromagnetic valve 916 is closed, water in the water tank 907 is pumped into the spray pipe 901 through the water feeding pipe 905 and the rotary joint 904 through the high-pressure water pump 906, the water is sprayed out through the spray nozzle 915, meanwhile, the servo motor 912 is started, the rotary table 911 is driven to rotate through the rotation of the servo motor 912, then the rotary table 909 is driven to rotate through the rotation of the belt 910, the spray pipe 901 can rotate, and residual paper residues in the box body 2 can be cleaned.

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

Claims

1. A headbox comprising a mounting base (1), characterized in that: the utility model discloses a cleaning device, including installation base (1), sealing mechanism (8), sealing mechanism (9) are installed to the inner wall of sealing mechanism (8), box (2) are fixed to be equipped with at the top of installation base (1), case lid (3) are installed at the top of box (2), rabbling mechanism (4) are installed to the inner chamber of box (2), roll mechanism (5) are installed to the outer wall of box (2), drain pipe (6) are fixed to the bottom of box (2), mounting hole (7) have been seted up to the outer wall of box (2), sealing mechanism (8) are installed to the inner wall of mounting hole (7).

2. A headbox according to claim 1, characterized in that: cleaning device (9) are including spray tube (901), one end fixed mounting of spray tube (901) has rotary joint one (904), one end fixed mounting that spray tube (901) was kept away from to rotary joint one (904) has feed pipe one (905), the delivery port at high-pressure water pump (906) is installed to one end that rotary joint one (904) was kept away from to feed pipe one (905), the inner chamber of water tank (907) is run through to the water inlet of pressure water pump (906), water inlet (908) are installed at the top of water tank (907), orifice (914) have been seted up to the outer wall of spray tube (901), shower nozzle (915) are installed to the inner wall of orifice (914).

3. A headbox according to claim 2, characterized in that: the utility model discloses a defoaming device, including spray tube (901), support (913) are installed to the bottom of defoaming case (920), spray tube (901) is fixed to be equipped with rotary joint two (917) in the other end of spray tube (901), rotary joint two (917) are kept away from the one end fixed mounting of spray tube (918) and are had water supply pipe two (918), water delivery port at liquid feeding pump (919) is installed to one end that rotary joint two (917) were kept away from to water supply pump (919), the inner chamber of defoaming case (920) is run through to the water inlet of liquid feeding pump (919), support (913) are installed to the bottom of defoaming case (920), liquid feeding mouth (921) are installed at the top of defoaming case (920).

4. A headbox according to claim 2, characterized in that: two ends of the spray pipe (901) are respectively provided with a first electromagnetic valve (902) and a second electromagnetic valve (916).

5. A headbox according to claim 2, characterized in that: the spray holes (914) and the spray heads (915) are provided with a plurality of spray holes.

6. A headbox according to claim 2, characterized in that: the outer wall of spray tube (901) is fixed to be cup jointed carousel one (909), the outer wall of carousel one (909) rotates and is connected with belt (910), the inner wall of belt (910) rotates and is connected with carousel two (911), the inner wall of carousel two (911) is fixed to be cup jointed on the power output shaft of servo motor (912), bracket (903) are installed to the bottom of servo motor (912).

7. A headbox according to claim 6, characterized in that: the position of the spray pipe (901) is positioned at the upper right corner of the box body (2).

8. A headbox according to claim 2, characterized in that: the spray pipe (901) is made of stainless steel.