CN201284443Y - High-pressure multi-tube continuous steaming combined paste mill - Google Patents
High-pressure multi-tube continuous steaming combined paste mill Download PDFInfo
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- CN201284443Y CN201284443Y CNU2008201353617U CN200820135361U CN201284443Y CN 201284443 Y CN201284443 Y CN 201284443Y CN U2008201353617 U CNU2008201353617 U CN U2008201353617U CN 200820135361 U CN200820135361 U CN 200820135361U CN 201284443 Y CN201284443 Y CN 201284443Y
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Abstract
The utility model relates to pulping equipment in the paper making industry, and discloses a combined high-pressure pulping machine with multiple pipes and continuous steaming. The pulping machine comprises a feeding screw (4) connected with a feed hopper (3); the feeding screw (4) is connected with a discharge valve (6) which is connected with a T-shaped pipe (9); the T-shaped pipe (9) is connected with a first stewing pipe (11-1), a second stewing pipe (11-2) and a third stewing pipe (11-3) which are orderly connected end to end; the three stewing pipes are synchronously driven by a screw-driving speed regulation motor (17) through a first driving chain (16-1), a second driving chain (16-2) and a third driving chain (16-3) which correspond with the first stewing pipe, the second stewing pipe and the third stewing pipe; and a vertical mill (13) is directly connected with the tailing end of the third stewing pipe (11-3). The total length of the pulping machine is only 6m; one set of equipment replaces three sets of machine sets; the technology process is simple and the pollution is reduced; and the pulping machine is pulping equipment with a wide popularization prospect in middle-sized paper mills.
Description
Technical field
The utility model relates to the refining equipment that the slurrying of a kind of paper mill is used, particularly a kind of high-pressure multi-tube continuous digester combined pulp grinder.
Background technology
Papermaking enterprise adopts chemical pulping method more in the last hundred years, uses rotary spherical digester to add chemical agent boiling several hrs such as caustic soda or sulfate, forage blackening at present.Through the making beating of rinsing repeatedly, raw material, again through repeatedly carrying up and down, is not only wasted energy but also waste water discharges in a large number and causes severe contamination after the slurry dilution to beater by rotary spherical digester.
Above-mentioned pulping process floor space is big, the cost height, and benefit is low, and exhaust emission is serious, and this is the existing root problem of papermaking enterprise.
The utility model content
The purpose of this utility model is to provide a kind of high-pressure multi-tube continuous digester combined pulp grinder, changes rotary spherical digester and the beater chemical pulping technology used at present, thereby avoids above-mentioned defective.
High-pressure multi-tube continuous digester combined pulp grinder of the present utility model comprises: the feeding screw that is connected with feed hopper, this feeding screw is driven by electromagnetic adjustable speed motor and decelerator, its below is provided with water-collecting tray, and this feeding screw is connected with dispensing valve, dispensing valve is connected with the T type pipe that produces steam, T type pipe is provided with pressure gauge, steam valve (master switch) and charging valve, described T type pipe and the first boiling pipe that links to each other successively from beginning to end, the second boiling pipe is connected with the 3rd boiling pipe, above-mentioned three boiling pipes are passed through respectively with first by the screw drives buncher, second with corresponding first driving-chain of the 3rd boiling pipe, second driving-chain and the 3rd driving-chain Synchronous Transmission, vertical grinder links to each other with the terminal of the 3rd boiling pipe, and described vertical grinder is provided with discharging opening and trimming hand wheel.
Wherein said feeding screw is a frusto-conical.
Also be provided with the rotor baiting valve between the terminal of the 3rd boiling pipe and vertical grinder, the flange on its top is connected with the terminal of the 3rd boiling pipe, and this rotor baiting valve also is connected with the minor spiral boost motor, is provided with the multibucket rotor in this rotor baiting valve.
Be carved with decorative pattern on the mill in vertical grinder and have the central cross batch mixing pan.
Wherein three boiling pipes connect with spigot-and-socket fast-assembling support.
Feeding mechanism adopts feeding screw at 10kg/cm
2Pressure under continuous feed, do not regurgitate, air tight.It is long that raw material is cut up with a hay cutter into 25-35mm, send into after being soaked in water in three boiling pipes, be provided with auger pusher forward in the pipe, with the softening raw material of saturated vapor boiling, 12 meters of three boiling pipe length overalls, without rotary spherical digester, do not need any chemical reagent of annotating yet, the auger rotating speed is adjustable, according to international test standard " hot merit curve " data (as shown in Figure 2), according to the difference of raw material, select corresponding heating-up temperature to control the softening speed of separating of taking off of raw material lignin, the effect (pressure is between 0.4-0.6Mpa) that makes raw material reach the fibre bundle plasticizing, separate.
Softening back underflow is not landed, and directly enters to be unified into the thin fast slurry that grinds into the manufacturing corrugated paper of whole vertical grinder, 18-22 ° of SR of button degree of separating.
In the pulping equipment that uses in the prior art, rotary spherical digester, beater and disc mill three overlap about 30 meters of unit total lengths, only 6 meters of high-pressure multi-tube continuous digester combined pulp grinder total lengths of the present utility model, substituted the effect of three cover units with a set of equipment, technical process is simple, is the pulping equipment that there is the future promoted the use of in medium-sized paper mill very much.
The utlity model has following characteristics:
1. the autoclaving raw material is managed internal pressure 8-10kg/cm
2, feeding screw is charging uninterruptedly under high-pressure situations, does not regurgitate, and is air tight, and design is unique.
2. do not use chemical reagent, not only reduced one-tenth and produced cost, save 300 yuan than chemical pulping slurry per ton, and eliminated pollution sources.
3. not to aerial venting, reached cleaner production, pollution-free.
4. Mechanical Method is produced paper pulp, sewage effluent not, and clear water can be recycled, and it is nearly more than 10 times to save clear water than chemical pulping.
5. the softening digestion time of raw material is short, but from being fed to only just slurrying in 10-15 minute of discharging.
6. paper product quality height, because of string is not subjected to the corrosion of chemicals, ring crush intensity is higher than national standard.
7. produce all automation control of digestion process continuously.
8. because liquor ratio is low and heat loss is little, steam consumption quantity reduces by 20%.
9. floor space is little, small investment, and existing rotary spherical digester that uses and beater take up an area of than the mechanical jordaning method Duos 3 times.
10. three cover units such as an alternative rotary spherical digester of the utility model high-pressure multi-tube continuous digester combined pulp grinder, economize on electricity 100KW.
11. often the mill that uses has corase grind, correct grinding supporting utilization simultaneously.Mill of the present utility model is well-designed through for many years, and the mill rag is once worn into the slurry of paper grade (stock).
12. be provided with cross material separating disc at the rotating grinding board center, quicken to get rid of material by centrifugal action to the mill introducing port, increase charging rate.
Description of drawings
Fig. 1 always schemes for the high-pressure multi-tube continuous digester combined pulp grinder structure;
Fig. 2 is heating-up temperature and reduction power curve relation table;
Fig. 3 is the profile of minor spiral boost motor and rotor baiting valve;
Fig. 4 is the structure chart of feeding screw;
Fig. 5 (a) is the mill structure chart in the vertical grinder;
Fig. 5 (b) is the vertical view of Fig. 5 (a);
Fig. 6 props up frame connecting structure figure for boiling pipe and spigot-and-socket fast-assembling.
The parts of the representative of Reference numeral shown in the figure are respectively: electromagnetic adjustable speed motor 1, decelerator 2, feed hopper 3, feeding screw 4, water-collecting tray 5, dispensing valve 6, pressure gauge 7, steam valve (master switch) 8, T type pipe 9, charging valve 10, the first boiling pipe 11-1, the second boiling pipe 11-2, the 3rd boiling pipe 11-3, discharging opening 12, vertical grinder 13, decorative pattern 13-1, cross batch mixing pan 13-2, trimming hand wheel 14, flange form master motor 15, the first driving-chain 16-1, the second driving-chain 16-2, the 3rd driving-chain 16-3, screw drives buncher 17, electric control panel 18, minor spiral boost motor 19, rotor baiting valve 20, multibucket rotor 20-1, fast-assembling support 21.
The specific embodiment
Extremely shown in Figure 6 as Fig. 1, high-pressure multi-tube continuous digester combined pulp grinder of the present utility model comprises: the feeding screw 4 that is connected with feed hopper 3, this feeding screw 4 is driven by electromagnetic adjustable speed motor 1 and decelerator 2, its below is provided with water-collecting tray 5, and this feeding screw 4 is connected with dispensing valve 6, dispensing valve 6 is connected with the T type pipe 9 that produces steam, T type pipe 9 is provided with pressure gauge 7, steam valve (master switch) 8 and charging valve 10, described T type pipe 9 and the first boiling pipe 11-1 that links to each other successively from beginning to end, the second boiling pipe 11-2 is connected with the 3rd boiling pipe 11-3, above-mentioned three boiling pipe 11-1,11-2,11-3 is passed through respectively with first by screw drives buncher 17, the second corresponding first driving-chain 16-1 with the 3rd boiling pipe, the second driving-chain 16-2 and the 3rd driving-chain 16-3 Synchronous Transmission, vertical grinder 13 directly links to each other with the terminal of the 3rd boiling pipe 11-3, and described vertical grinder 13 is provided with discharging opening 12 and trimming hand wheel 14.
Wherein said feeding screw 4 is a frusto-conical.
Between the terminal of the 3rd boiling pipe 11-3 and vertical grinder 13, also be provided with rotor baiting valve 20, the flange on its top is connected with the terminal of the 3rd boiling pipe 11-3, and this rotor baiting valve 20 also is connected with minor spiral boost motor 19, is provided with multibucket rotor 20-1 in this rotor baiting valve 20.
Be carved with decorative pattern 13-1 on the mill in vertical grinder 13 and have central cross batch mixing pan 13-2.
Wherein three boiling pipe 11-1,11-2,11-3 connect with spigot-and-socket fast-assembling support 21.
In the equipment operation, carry out as follows.
Raw material agricultural crop straw, cotton bar are pulverized, and it is long that the rice wheat straw is cut up with a hay cutter into 25-35mm, and the washing back enters feeding screw 4 by hopper 3.Feeding screw 4 is at 10kg/cm
2Pressure state under continuous feed, screw rod rotates earlier the excessive moisture in the raw material is discharged from the outer spout hole that is provided with that puts of feeding screw 4, falls in the water-collecting tray 5 of its below, makes the raw material moisture content remain on 30-35%.
Feeding screw 4 is designed to frusto-conical, raw material is spun into gastight stopper shape pushes ahead, and stopped by dispensing valve 6, when the pipe internal pressure surpasses 10kg/cm
2The time, dispensing valve 6 is backed down blanking, is pushed up back to close blowing plate valve 6 by steam pressure in the pipe after the stopper step-down.Thereby continuously open and close, normal blanking, and enter into three boiling pipe 11-1,11-2,11-3.
Boiling pipe caliber is 400mm, and length is 4m, is provided with auger in the pipe, turns to preceding pusher with per minute 8-10, three omnidistance long 12m of boiling pipe.In T type pipe 9, feed 6kg/cm by steam valve 8 controls
2Steam, under 155-165 ℃ condition, hot digestion softens raw material, after about 10-15 minute, lignin softens to take off to be separated through the omnidistance long 12m of three boiling pipes.Terminal discharging at the 3rd boiling pipe 11-3 blends the piece material via minor spiral boost motor 19, pushes the rotor baiting valve 20 that is provided with multibucket rotor 20-1, and the speed of changeing with per minute 20 is to the mill center of vertical grinder 13 blanking.Multibucket rotor 20-1 and rotor baiting valve 20 are hermetically-sealed constructions, can prevent that the steam in the boiling pipe from leaking, and do not discharge in air.In addition, boiling pipe and vertical grinder 13 connect into whole directly rapid processing raw material, the stock tank that do not fall, and lignin mucus is not solidified, and adopts Mechanical Method to mill and discongests fiber, obtains making the slurry of corrugated paper.
The main frame of vertical grinder 13 directly docks with the 3rd boiling pipe 11-3 for satisfying whole composite demand, from top to bottom to mill center blanking, can save horizontal powerful material-pulling device.Simple for structure, power consumption is few, and is littler by 30% than horizontal mill power, and it is convenient to change mill.
The charging center design of vertical grinder 13 has cross batch mixing pan 13-2, its effect to make the cross plate sub-material get rid of material to the mill introducing port by means of the centrifugal force that the Moving plate rotation is produced, and increases charging rate.
Terminal at the 3rd boiling pipe 11-3 is provided with rotor baiting valve 20, and adopts hermetically-sealed construction to prevent that steam from leaking, and upper flange is connected with the boiling pipe, and the side is provided with minor spiral boost motor 19.Multibucket rotor 20-1 is arranged in the rotor baiting valve 20, and by driving-chain 16-1,16-2 and the synchronous chain transmission of 16-3, per minute 30-36 changes by screw drives buncher 17, starches softening heat material equably to vertical grinder 13 feed, and not to airborne release gas.
Claims (5)
1. high-pressure multi-tube continuous digester combined pulp grinder, it is characterized in that comprising: the feeding screw (4) that is connected with feed hopper (3), this feeding screw (4) is driven by electromagnetic adjustable speed motor (1) and decelerator (2), its below is provided with water-collecting tray (5), and this feeding screw (4) is connected with dispensing valve (6), dispensing valve (6) is connected with the T type pipe (9) that produces steam, T type pipe (9) is provided with pressure gauge (7), steam valve (8) and charging valve (10), described T type pipe (9) and the first boiling pipe (11-1) that links to each other successively from beginning to end, the second boiling pipe (11-2) is connected with the 3rd boiling pipe (11-3), above-mentioned three boiling pipe (11-1,11-2,11-3) pass through respectively with first by screw drives buncher (17), second with corresponding first driving-chain of the 3rd boiling pipe (16-1), second driving-chain (16-2) and the 3rd driving-chain (16-3) Synchronous Transmission, vertical grinder (13) directly links to each other with the terminal of the 3rd boiling pipe (11-3), and described vertical grinder (13) is provided with discharging opening (12) and trimming hand wheel (14).
2. high-pressure multi-tube continuous digester combined pulp grinder as claimed in claim 1 is characterized in that: described feeding screw (4) is a frusto-conical.
3. high-pressure multi-tube continuous digester combined pulp grinder as claimed in claim 1, it is characterized in that: between the terminal of the 3rd boiling pipe (11-3) and vertical grinder (13), also be provided with rotor baiting valve (20), the flange on its top is connected with the terminal of the 3rd boiling pipe (11-3), and this rotor baiting valve (20) also is connected with minor spiral boost motor (19), is provided with multibucket rotor (20-1) in this rotor baiting valve (20).
4. high-pressure multi-tube continuous digester combined pulp grinder as claimed in claim 1 is characterized in that: be carved with decorative pattern (13-1) on the mill in vertical grinder (13) and have central cross batch mixing pan (13-2).
5. high-pressure multi-tube continuous digester combined pulp grinder as claimed in claim 1 is characterized in that: three boiling pipes (11-1,11-2,11-3) connect with spigot-and-socket fast-assembling support (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201353617U CN201284443Y (en) | 2008-08-25 | 2008-08-25 | High-pressure multi-tube continuous steaming combined paste mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201353617U CN201284443Y (en) | 2008-08-25 | 2008-08-25 | High-pressure multi-tube continuous steaming combined paste mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201284443Y true CN201284443Y (en) | 2009-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201353617U Expired - Fee Related CN201284443Y (en) | 2008-08-25 | 2008-08-25 | High-pressure multi-tube continuous steaming combined paste mill |
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| Country | Link |
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| CN (1) | CN201284443Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106868909A (en) * | 2017-01-11 | 2017-06-20 | 杨太松 | It is a kind of can stop cleaning stalk cellulose high-pressure multi-tube continuous digester combined pulp grinder |
| CN111285588A (en) * | 2020-03-27 | 2020-06-16 | 李娟� | Low efficient sludge treatment equipment of energy consumption |
-
2008
- 2008-08-25 CN CNU2008201353617U patent/CN201284443Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106868909A (en) * | 2017-01-11 | 2017-06-20 | 杨太松 | It is a kind of can stop cleaning stalk cellulose high-pressure multi-tube continuous digester combined pulp grinder |
| CN111285588A (en) * | 2020-03-27 | 2020-06-16 | 李娟� | Low efficient sludge treatment equipment of energy consumption |
| CN111285588B (en) * | 2020-03-27 | 2021-07-13 | 苏州双福智能科技有限公司 | Low efficient sludge treatment equipment of energy consumption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20110825 |