CN217810218U

CN217810218U - Head box equipment for boxboard paper production

Info

Publication number: CN217810218U
Application number: CN202221255409.4U
Authority: CN
Inventors: 石仁亮
Original assignee: Sichuan Renliang Industrial Co ltd
Current assignee: Sichuan Renliang Industrial Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-15
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a head box equipment for box board paper production, which comprises a head box body and is characterized in that the upper surface of the head box body is connected with a slurry injection pipe and a diluent injection pipe, the inner top surface of the head box body is connected with a first hopper and a second hopper, and the liquid outlet ends of the first hopper and the second hopper are respectively connected with a first flow control valve and a second flow control valve; the top surface is provided with the flow box in the head box body, first hopper with the second hopper all is located inside the flow box, flow box middle part bottom surface rotates and is connected with the honeycomb duct, the honeycomb duct bottom stretches into inside the mixing box, the honeycomb duct is provided with stirring vane. Has the advantages that: can carry out the timely adjustment of thick liquids concentration according to concrete production conditions, thick liquids concentration control is even, can satisfy the thick liquids demand of different concentrations, and application scope is wide.

Description

Head box equipment for boxboard paper production

Technical Field

The utility model belongs to the technical field of the head box, specifically speaking relates to a head box equipment is used in case board paper production.

Background

The headbox is a key part of modern paper machines and can disperse fibres effectively. The high-turbulence headbox 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. However, the current head box cannot adjust the slurry concentration in time according to specific use conditions, cannot meet the use requirements of different slurry concentrations, and has a limited application range.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model adopts the following basic concept:

a pulp flow box device for box board paper production comprises a pulp flow box body, wherein a controller is arranged on the front side of the pulp flow box body, a pulp injection pipe and a diluent injection pipe are connected to the upper surface of the pulp flow box body, a first hopper and a second hopper are connected to the inner top surface of the pulp flow box body, the first hopper and the second hopper are respectively communicated with the pulp injection pipe and the diluent injection pipe, liquid outlet ends of the first hopper and the second hopper are respectively connected with a first flow control valve and a second flow control valve, and the first flow control valve and the second flow control valve are both electrically connected with the controller;

the inner bottom surface of the flow box body is provided with a stock discharge groove in a penetrating manner, the inner bottom surface of the flow box body is provided with a mixing box, one side of the mixing box, which is close to the stock discharge groove, is communicated with a collecting box, and the bottom of the collecting box is provided with a discharge groove correspondingly communicated with the stock discharge groove; the top surface is provided with the flow box in the head box body, first hopper with the second hopper all is located inside the flow box, flow box middle part bottom surface is rotated and is connected with the honeycomb duct, the honeycomb duct bottom stretches into inside the mixing box, the flow box is located the inside outside of mixing box is provided with stirring vane, the inside drive assembly that is used for the drive that is provided with of head box body the honeycomb duct is rotatory.

The drive assembly comprises a drive motor, the drive motor is installed on the inner bottom surface of the pulp flowing box body, the drive motor is electrically connected with the controller, the output end of the drive motor is connected with a drive shaft, the outer side of the drive shaft is connected with a drive belt wheel, the outer side of the guide pipe is connected with a driven belt wheel, and a belt is connected between the drive belt wheel and the driven belt wheel.

The bottom surface of the diversion box is rotatably connected with a stirring shaft, the stirring shaft is positioned on the outer side inside the mixing box and is connected with the stirring blades, the outer side of the stirring shaft is connected with a driving belt wheel, and the driving belt wheel is meshed with the belt and is connected with the belt.

The stirring blades are distributed on the outer sides of the guide pipe and the stirring shaft in a spirally downward staggered mode.

The inside transmission shaft that installs of flow guide box, the transmission shaft outside is connected with first helical blade and second helical blade, first helical blade with second helical blade's spiral opposite direction, just first helical blade with second helical blade is located respectively first hopper with second hopper below, the transmission shaft tip is worn out the flow guide box just is connected with the drive shaft through drive assembly, the transmission shaft is in drive assembly with the effect of drive shaft is rotatory down.

The transmission assembly comprises a driving bevel gear and a driven bevel gear, the driving bevel gear is installed at the upper end of the driving shaft, the driven bevel gear is installed on the outer side of the transmission shaft, and the driven bevel gear is meshed with the driving bevel gear.

The cross section of the flow guide box is of an inverted trapezoidal structure.

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

the utility model discloses a controller control first flow control valve and second flow control valve control thick liquids and the injection volume of diluent, supplementary thick liquids concentration regulation of realization can satisfy different thick liquids concentration demands.

The utility model discloses a inside the honeycomb duct will mix the leading-in mixing box of thick liquids, it is rotatory to drive the honeycomb duct through drive assembly, mixes the stirring through stirring vane to thick liquids, makes thick liquids misce bene, prevents to produce the fibre and deposits.

The utility model discloses a drive assembly cooperation drive assembly drives the transmission shaft rotatory, flows to the guide pipe through first helical blade and second helical blade propelling movement thick liquids and diluent respectively, helps improving thick liquids dilution mixing efficiency.

The utility model discloses a set up many (mixing) shafts, it is rotatory to drive stirring vane through belt and driving pulley drive (mixing) shaft, helps improving thick liquids dilution mixing efficiency.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

fig. 1 is a front sectional view of the present invention;

fig. 2 is a right side sectional view of the present invention;

fig. 3 is an enlarged view of a portion a of fig. 2.

In the figure: 1-a headbox body; 101-a stock discharge tank; 2-a flow guide box; 3-a first helical blade; 4-a first flow control valve; 5-a first hopper; 6-slurry injection pipe; 7-a second helical blade; 8-a second flow control valve; 9-a second hopper; 10-a diluent injection tube; 11-a drive assembly; 1101-a drive motor; 1102-a drive shaft; 1103-driving pulley; 1104-a belt; 1105-a drive pulley; 1106-driven pulley; 1107-drive bevel gear; 1108-driven bevel gear; 12-a stirring shaft; 13-stirring blades; 14-a mixing box; 15-a flow guide pipe; 16-a drive shaft; 17-a controller; 18-a header; 1801-discharge chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1 to 3, a headbox apparatus for producing cardboard paper comprises a headbox body 1, wherein a controller 17 is arranged at the front side of the headbox body 1, a slurry injection pipe 6 and a dilution liquid injection pipe 10 are connected to the upper surface of the headbox body 1, a first hopper 5 and a second hopper 9 are connected to the inner top surface of the headbox body 1, the first hopper 5 and the second hopper 9 are respectively communicated with the slurry injection pipe 6 and the dilution liquid injection pipe 10, the liquid outlet ends of the first hopper 5 and the second hopper 9 are respectively connected with a first flow control valve 4 and a second flow control valve 8, and the first flow control valve 4 and the second flow control valve 8 are both electrically connected with the controller 17;

a stock discharge groove 101 penetrates through the inner bottom surface of the headbox body 1, a mixing box 14 is arranged on the inner bottom surface of the headbox body 1, one side, close to the stock discharge groove 101, of the mixing box 14 is communicated with a collecting box 18, and a discharge groove 1801 correspondingly communicated with the stock discharge groove 101 is arranged at the bottom of the collecting box 18; the top surface is provided with flow box 2 in the head box body 1, and first hopper 5 and second hopper 9 all are located 2 insides of flow box, and 2 middle part bottom surfaces of flow box rotate and are connected with honeycomb duct 15, and inside honeycomb duct 15 bottom stretched into mixing box 14, the outside that flow box 2 was located 14 insides of mixing box was provided with stirring vane 13, and 1 inside drive assembly 11 that is used for driving honeycomb duct 15 rotatory that is provided with of head box body.

The driving assembly 11 comprises a driving motor 1101, the driving motor 1101 is installed on the inner bottom surface of the headbox body 1, the driving motor 1101 is electrically connected with the controller 17, the output end of the driving motor 1101 is connected with a driving shaft 1102, the outer side of the driving shaft 1102 is connected with a driving belt wheel 1103, the outer side of the flow guide pipe 15 is connected with a driven belt wheel 1106, a belt 1104 is connected between the driving belt wheel 1103 and the driven belt wheel 1106, and by the arrangement, the driving motor 1101 drives the driving shaft 1102 to rotate, the driving belt wheel 1103, the belt 1104 and the driven belt wheel 1106 are used for transmission, and therefore the flow guide pipe 15 is driven to rotate.

2 bottom surfaces of diversion box rotate and are connected with (mixing) shaft 12, the outside that (mixing) shaft 12 is located mixing box 14 inside is connected with stirring vane 13, the (mixing) shaft 12 outside is connected with driving pulley 1105, driving pulley 1105 and belt 1104 meshing are connected, set up like this, carry out the transmission through belt 1104 and driving pulley 1105, make (mixing) shaft 12 and honeycomb duct 15 synchronous revolution, can improve the mixed stirring effect to thick liquids.

Stirring vane 13 distributes in honeycomb duct 15 and (mixing) shaft 12 outside with the decurrent mode dislocation of spiral, sets up like this, can make stirring vane 13 exert decurrent power to thick liquids, makes thick liquids roll, improves the stirring mixing effect to sauce material.

A transmission shaft 16 is rotatably installed inside the flow guide box 2, a first spiral blade 3 and a second spiral blade 7 are connected to the outer side of the transmission shaft 16, the spiral directions of the first spiral blade 3 and the second spiral blade 7 are opposite, the first spiral blade 3 and the second spiral blade 7 are respectively located below the first hopper 5 and the second hopper 9, the end portion of the transmission shaft 16 penetrates out of the flow guide box 2 and is connected with the driving shaft 1102 through a transmission assembly, the transmission shaft 16 rotates under the action of the transmission assembly and the driving shaft 1102, the transmission shaft 16 and the driving shaft 1102 are driven to synchronously rotate through the transmission assembly, and original slurry and diluent are respectively pushed into the flow guide pipe 15 through the first spiral blade 3 and the second spiral blade 7, so that the slurry mixing efficiency is improved.

The transmission assembly includes a drive bevel gear 1107 and a driven bevel gear 1108, the drive bevel gear 1107 is mounted on the upper end of the drive shaft 1102, the driven bevel gear 1108 is mounted on the outer side of the transmission shaft 16, and the driven bevel gear 1108 is engaged with the drive bevel gear 1107.

The section of the flow guide box 2 is of an inverted trapezoidal structure, so that the original slurry and the diluent in the flow guide box 2 can conveniently enter the flow guide pipe 15.

When the slurry mixing device is used, original slurry is injected into the first hopper 5 through the slurry injection pipe 6, diluent is injected into the second hopper 9 through the diluent, the first flow control valve 4 and the second flow control valve 8 are controlled by the controller 17 to inject the original slurry and the diluent into the diversion box 2 according to a certain proportion, the original slurry and the diluent enter the mixing box 14 through the diversion pipe 15, the diversion pipe 15 is driven to rotate by the driving component 11, the stirring blades 13 stir and mix the original slurry and the diluent along with the rotation of the diversion pipe 15 to obtain the slurry with the required concentration for production, and the original slurry and the diluent are stirred and mixed by the stirring blades 13 after flowing out of the diversion pipe 15, so that the stirring and mixing effects are good; the slurry after stirring and mixing is gathered in the mixing box 14, along with the gathering of the slurry, the slurry overflows from the mixing box 14 to the inside of the collecting box 18 and enters the slurry discharge tank 101 through a discharge tank 1801 at the bottom of the collecting box 18, so that the uniform discharge of the slurry is realized; the device can in time adjust the concentration of thick liquids according to concrete production demand, can satisfy the user demand of different concentration thick liquids, and application scope is wide.

Claims

1. The head box equipment for producing the box board paper comprises a head box body and is characterized in that a controller is arranged on the front side of the head box body, a slurry injection pipe and a diluent injection pipe are connected to the upper surface of the head box body, a first hopper and a second hopper are connected to the inner top surface of the head box body, the first hopper and the second hopper are respectively communicated with the slurry injection pipe and the diluent injection pipe, liquid outlet ends of the first hopper and the second hopper are respectively connected with a first flow control valve and a second flow control valve, and the first flow control valve and the second flow control valve are electrically connected with the controller;

2. The headbox equipment according to claim 1, wherein the driving assembly comprises a driving motor, the driving motor is mounted on the inner bottom surface of the headbox body and electrically connected with the controller, a driving shaft is connected to an output end of the driving motor, a driving pulley is connected to the outer side of the driving shaft, a driven pulley is connected to the outer side of the flow guide pipe, and a belt is connected between the driving pulley and the driven pulley.

3. The headbox equipment for the production of cardboard paper according to claim 2, wherein a stirring shaft is rotatably connected to the bottom surface of the diversion box, and the stirring shaft is connected to the outer side of the mixing box.

4. The headbox equipment according to claim 3, wherein the stirring blades are spirally distributed on the outer sides of the guide pipe and the stirring shaft in a downward staggered manner, and a driving belt wheel is connected to the outer side of the stirring shaft and is meshed with the belt.

5. The headbox equipment according to claim 2, wherein a transmission shaft is rotatably mounted inside the flow guide box, a first helical blade and a second helical blade are connected to the outer side of the transmission shaft, the first helical blade and the second helical blade are opposite in spiral direction, the first helical blade and the second helical blade are respectively located below the first hopper and the second hopper, the end of the transmission shaft penetrates through the flow guide box and is connected with the drive shaft through a transmission assembly, and the transmission shaft rotates under the action of the transmission assembly and the drive shaft.

6. The headbox apparatus of claim 5, wherein the transmission assembly comprises a drive bevel gear and a driven bevel gear, the drive bevel gear is mounted on the upper end of the drive shaft, the driven bevel gear is mounted outside the drive shaft, and the driven bevel gear is engaged with the drive bevel gear.

7. The headbox apparatus of claim 1, wherein the headbox apparatus is configured to have an inverted trapezoidal cross-section.