CN2378427Y - Steaming blowing pulping technique apparatus - Google Patents
Steaming blowing pulping technique apparatus Download PDFInfo
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- CN2378427Y CN2378427Y CN 98232239 CN98232239U CN2378427Y CN 2378427 Y CN2378427 Y CN 2378427Y CN 98232239 CN98232239 CN 98232239 CN 98232239 U CN98232239 U CN 98232239U CN 2378427 Y CN2378427 Y CN 2378427Y
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- spurted
- slurrying
- valve
- pipe
- scraper
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Abstract
The utility model relates to a steaming and spraying type pulping technical apparatus which mainly overcomes the defects of large investment and shorter service life of the prior art. The utility model uses a low-pressure steam boiler of 0.7 MPa-1.25 MPa, and is provided with an air compressor of 2.0MPa-2.4MPa and a compressed air container, namely, the utility model uses the saturated steam of the low-pressure steam boiler and isothermic compressed air as working mediums so as to have the advantages of less investment, low energy consumption, long service life without polluting environment, high safety, and convenient maintenance. The utility model is widely used for the categories of pulping, brewing, feed producing, etc.
Description
The utility model relates to the pulping technique device, especially a kind of adopt operating pressure be the compressed air of 2.0Mpa-2.4Mpa of the saturated vapor (temperature is 170 ℃-188 ℃) produced of the low-pressure boiler of 0.7Mpa-1.25Mpa and equality of temperature as working media, spurt the pulping technique device with careless class and timber as the decatize of raw material.
Existing chemical pulping, its process time is longer, is used for the many and difficult recovery of amount of chemicals used of boiling raw material, the waste liquor contamination environment of discharging.The slurrying of thermomechanical method, problem such as contaminated solution environment, power consumption are big at all, investment is big.Existing Demolition Pulping must adopt steam that the medium-pressure boiler of 2.45Mpa produces as working media, medium temperature is up to 203 ℃-225 ℃, the colourity of gained paper pulp is darker under this action of high temperature, and be difficult for bleaching, thereby the kind that makes papermaking is confined to fluting medium, fiberboard etc., and credit rating is lower.The operating pressure of the active boiler in China paper mill is commonly 0.7Mpa-1.25Mpa, causes available assets newspaper degree and investment to increase if adopt existing Demolition Pulping technology to change active boiler.The blaster of existing Demolition Pulping is an II class pressure vessel, because of the flow velocity height in the grout outlet, tube wall year normal wear attenuate amount is 2mm-3mm, if the removal of the silt in the raw material is is not exclusively then worn and torn even more serious, become pressure parts but its grout outlet and blaster are integrally welded, the attenuate of this tube wall can cause the security performance of blaster to descend, the technological requirement that can not satisfy Demolition Pulping is again used in step-down, thereby must slice off old grout outlet and the new grout outlet of rewelding at same position, thereby weakened the intensity of this position metal structure, " the supervisory rules of safe technology of pressure vessel " and the pertinent regulations of GB150-1998 " GB150-1998 " according to Ministry of Labour's formulation, welding on same position is reprocessed should be above three times, adopt this kind structure, because of needing to repair every year, changes its grout outlet, such part is repeated to repair to change commanders and is caused shorten dramatically the service life of whole blaster, moreover repairing of pressure parts changed must be subject to the approval of the supervisory department of labor safety, and carry out, thereby the cost of repairs and maintenance difficulties have also been increased by holding the unit that labour department issues certification.Existing Demolition Pulping equipment, top at blaster is provided with large-sized silo, forage very easily amasss and stops up at feed bin internal frame bridge arch, to making the feed difficulty, feed not even needs to stop that it is thin manually to draw, and labour intensity is very big, and the normal operation of influence, this problem is at the straw pulp mill of the chemical pulping of China also ubiquity.In the blaster of existing Demolition Pulping jet chimney is housed, the easy like this forage arch of putting up a bridge in blaster that makes is long-pending, result in blockage, the steam short circuit takes place during the explosion pulp, cause the pulp difficulty, need to stop after the cooling, manually go into interior mediation, thereby reduce the output and the quality of paper pulp, increase energy consumption and labour intensity.Owing to have above-mentioned defective, so existing Demolition Pulping technology and equipment are extensively promoted the use of.
It is that the compressed air of 2.0Mpa-2.4Mpa of the saturated vapour (temperature is 170 ℃-188 ℃) produced of the low pressure steam boiler of 0.7Mpa-1.25Mpa and equality of temperature is as working media that the purpose of this utility model is to provide a kind of pressure that adopts; as raw material, stable yield, pulp quality is higher, safe and reliable to operation, prolong service life, investment minimizing, energy consumption reduction, easy operating maintenance, no discharging of waste liquid, help protecting the decatize of environment to spurt the pulping technique device with careless class and timber.
The purpose of this utility model is achieved in that the body cross section of its scraper lifting machine and scraper feeder is rectangle and congruence, scraper plate is a rectangular sheet, the feed hopper of circular upper part and square lower part be arranged at respectively two body head ends above, the discharge bucket of square cone be arranged at respectively that two bodies do not hold below, scraper feeder is horizontally set on the top that the charging aperture of device is spurted in vertical slurrying, the same axis of circular charging aperture of device is spurted in its discharge bucket and slurrying, scraper lifting machine is by being not more than the top that 60 ° of inclination angles are arranged on the scraper plate feed hopper, and can extend its length downwards along its inclination angle ray, the feed hopper coaxial line of its discharging quarrel and scraper feeder; Spray equipment is connected and composed by spray pump, liquor box and valve pipe, and shower nozzle is arranged at the middle part of scraper lifting machine, and spray pump is connected with the circuit of scraper lifting machine and scraper plate depiler; The end of going into of dilatation blow-off pipe is connected with the pneumatic blow-off valve that the device lower end is spurted in slurrying, goes out end and the cut-grafting of horizontal separator top; The bottom of horizontal separator leads directly to stock tank, and the exhaust steam pipe that its upper lateral part is provided with is communicated with liquor box; Low pressure air compressor is connected with each solenoid directional control valve, pneumatic operated valve and cylinder by pipeline; Switch board is electrically connected with scraper lifting machine, scraper plate depiler, spray pump, low pressure air compressor, middle pressure air compressor, temperature controller, pneumatic operated valve and solenoid directional control valve; Heat insulation layer is laid in the outer wall that device, compressed air heat exchange storage tank and heat distribution pipeline are spurted in slurrying; Unique distinction is: it is in parallel that the 0.7Mpa-1.25Mpa low pressure steam boiler spurts device by spiral heat exchange tube in valve, pipeline and the compressed air heat exchange storage tank and slurrying, and the 2.45Mpa air compressor spurts device by valve, pipeline with compressed air heat exchange storage tank and slurrying connects.
Device is spurted in slurrying in above-mentioned, gives the GB150-1998 of vapour (gas) for the underneath type of vertical type cylinder shape hollow, and its upper and lower end seals with ellipsoidal head; Rounding taper type charging aperture is vertically set on top center, and its underpart is stretched into slurrying and spurted in the device, and the swing type non-return flap is arranged at the below of charging aperture, adopts hinge to connect between the two; With the bottom line boundary of porous awl, upward be cure bag, be water-vapour (gas) chamber down, the sensing head of temperature controller is indoor by interface insertion water-vapour (gas) of being located on the barrel; Bottom in it is sequentially set with porous vertebra, base, U-shaped filler ring, air guide grout outlet, porous gob interceptor with its axis; Take out line in bottom centre with it, be sequentially set with the pressure-bearing pipe, give vapour (gas) three-way pipe, reducing reduced pipe, pneumatic blow-off valve and solenoid directional control valve.
The air guide grout outlet that device is spurted in slurrying in above-mentioned adopts screw thread or flange to be connected with base, and is designed to the not subjected to pressure element.
Slurrying in above-mentioned is spurted between the bottom interior wall of device and the base lower surface and is provided with U type filler ring, and its cross section is circular.
The porous gob interceptor that device is spurted in slurrying in above-mentioned is a hollow cylindrical, the flange that is equipped with suitable for reading, go to the bottom and be annulus, the uniform aperture of active surface, radially be arranged between air guide grout outlet and the pressure-bearing pipe, it is suitable for reading to be connected with the pressure-bearing pipe flange, and its annulus is gone to the bottom and is connected with the air guide grout outlet that therefrom passes, and is designed to the not subjected to pressure element.
Compressed air heat exchange storage tank in above-mentioned is vertical type cylinder shape GB150-1998, and its upper and lower end seals with ellipsoidal head; Its top is provided with safety valve, and the bottom is provided with sewage draining exit; Press air efferent duct, middle pressure air input pipe, spiral heat exchange tube air intake and temperature controller in being furnished with in its cylindrical shell top equal-height position ring week; Spiral heat exchange tube is arranged in the compressed air heat exchange storage tank, and its air intake is connected with steam pipe line, and its condensate water outlet is drawn by the bottom and connect drain valve.
Of the present utility model have a more advantage, it is not only theoretical design, and passed through the check of industrial test, facts have proved, it can accomplish to reduce investment, also have the characteristics that long service life, pulp quality height, pulp yield height, stable yield, automaticity height, energy consumption are low, safe and reliable, be convenient to Operation and Maintenance, obtained qualified slurry through industrial experiment.
The utility model is described in further detail below in conjunction with drawings and Examples.
Accompanying drawing is an overall structure schematic diagram of the present utility model.
Structure shown in the drawings is embodiment of the present utility model.
1. 1.1. 1.2. 2.2.1. 2.2. 3. 3.1. 3.2.3.3. 3.4. 3.5. 3.6.U 3.7. 3.8. 3.9. ( ) 3.10. 3.11. 3.12. 3.13. 3.14.— ( ) 3.15. 3.16. 4. 5.5.1. 6. 7. ( 0.6Mpa ) 8. ( 2.45Mpa ) 8.1. 8.2. 8.3.8.4. 8.5. 8.6. 8.7.8.8. 9. ( 2.45Mpa ) 10. ( 0.7Mpa-1.25Mpa ) 10.1. 10.2 11. 11.1-11.5 12. 12.1. 12.2. k.
In the drawings, the body cross section of scraper lifting machine (1) and scraper plate depiler (2) is rectangle and congruence, scraper plate is a rectangular sheet, the feed hopper of circular upper part and square lower part (1.1) and (2.1) be arranged at respectively two body head ends above, the discharge bucket of square cone (1.2) and (2.2) be arranged at respectively that two bodies do not hold below; Scraper feeder (2) is horizontally set on the top that device (3) charging aperture (3.2) is spurted in vertical slurrying, its discharge bucket (2.1) and charging aperture (3.2) coaxial line; Scraper lifting machine (1) is by being not more than the top that 60 ° of inclination angles are arranged at scraper plate depiler (2) feed hopper (2.1), and can extend its length as required downwards along its inclination angle ray, discharge bucket (1.2) and feed hopper (2.1) coaxial line; Such feed-type can be continuously, spurt device (3) to slurrying equably supplies with pulping raw material, eliminates the long-pending clogging of bridge formation arch of raw material.
In the drawings, spray equipment (12) is connected to form by spray pump (12.1), liquor box (12.2) and valve pipe, shower nozzle is arranged at the middle part of scraper lifting machine (1), spray pump (12.1) is electrically connected with scraper lifting machine (1) and stops synchronously, opens, the solution that is sprayed carries out continuously, soaks into equably the pulping raw material in carrying, in order to solve in the suitability for industrialized production pre-preg equipment numerous and jumbled, the time consumption many, energy consumption is big, a big difficult problem is invested in mechanization and automation.
In the drawings, it is in parallel that low pressure steam boiler (10) spurts device (3) by spiral heat exchange tube (8.3) in valve, pipeline and the compressed air heat exchange storage tank (8) and slurrying, composition low-pressure saturated steam pipeline; Middle pressure air compressor (9) spurts device (3) by valve, pipeline with compressed air heat exchange storage tank (8) and slurrying connects, and forms the middle pressure air pipeline with the low-pressure saturated steam equality of temperature; Carry low-pressure saturated steam to carry out the low pressure vapor phase pulping earlier to the raw material that slurrying is spurted in the device (3), carry the boiling of boosting of the middle pressure air of equality of temperature again, promptly on the temperature line of low-pressure saturated steam, satisfy technology necessary rise to by low pressure in the conditions of cooking of pressing, spurt the purpose of slurrying to reach decatize.
In the drawings, it is the GB150-1998 of the underneath type of vertical type cylinder shape hollow to vapour (gas) that device (3) is spurted in slurrying, and its upper and lower end adopts ellipsoidal head to seal; The charging aperture of rounding taper type (3.2) is vertically set on top center, its underpart is stretched into slurrying and is spurted in the device (3), swing type non-return flap (3.3) is arranged on the below of charging aperture (3.2), adopts hinge to connect between the two, and cylinder (3.1) is carried out opening and closing of swing type non-return flap (3.3); With the boundary of porous awl (3.4) bottom line, upward be cure bag (3.15), be water-vapour (gas) chamber (3.14) down, the sensing head of temperature controller (3.13) is inserted in water-vapour (gas) chamber (3.14) by the interface of being located on the barrel; Bottom in it is sequentially set with porous awl (3.4), base (3.5), U type filler ring (3.6), air guide grout outlet (3.7), porous gob interceptor (3.8) with its axis; , be sequentially set with pressure-bearing pipe (3.12), give vapour (gas) three-way pipe (3.9), reducing reduced pipe (3.10), pneumatic blow-off valve (3.11), solenoid directional control valve (k) with its axis in bottom centre; The paper pulp that makes is by the ejection of air guide grout outlet (3.7) beginning, enter stock tank (6) through pneumatic blow-off valve (3.11), dilatation blow-off pipe (4), horizontal separator (5) and prepare to enter next procedure, isolated exhaust steam imports the liquor box heated solution through exhaust steam pipe (5.1); Above-mentioned structural design is spurted the charging of device (3), effective control of giving process procedures such as vapour (gas), Pressure control, temperature control, pulp, condensate water and body refuse guide for slurrying, technical guarantee is provided, and has reached the purpose of the normal operation of safety.
In the drawings; adopt screw thread or flange to be connected between the air guide grout outlet (3.7) that device (3) is spurted in slurrying and the base (3.5); so that air guide grout outlet (3.7) is easy to dismounting and change after being worn and torn; because it is the unique design of pressure-bearing not; worn outly just can not influence the safe operation that device (3) are spurted in slurrying as long as it is unlikely; and protection pressure-bearing pipe (3.12) exempts from the wearing and tearing of the slurry that spurts at a high speed, silt, foreign matter, and greatly prolonged the service life of equipment.
In the drawings, U type filler ring (3.6) achievements that are provided with between the inwall that device (3) bottom is spurted in slurrying and the base (3.5) are led the useful space of vapour (gas), draining, spoil disposal slag, guarantee that the no clogging in water-vapour (gas) chamber (3.14) takes place, the cross section of U type filler ring (3.6) is circular.
In the drawings, the porous gob interceptor (3.8) that device (3) is spurted in slurrying is a hollow cylindrical, its flange that is equipped with suitable for reading, go to the bottom and be annulus, the uniform aperture of active surface radially is arranged between air guide grout outlet (3.7) and the pressure-bearing pipe (3.12), and it is suitable for reading to be connected with pressure-bearing pipe (3.12) flange, its annulus is gone to the bottom and air guide grout outlet (3.7) welding of therefrom passing, and the air guide grout outlet is not shaken do not get loose; Porous gob interceptor (3.8) has the interception material function that enters water-vapour (gas) chamber (3.14), and constitutes the passage of leading vapour (gas), draining, spoil disposal slag of water-vapour (gas) chamber (3.14) with the space that U type filler ring is brought up.
In the drawings, compressed air heat exchange storage tank (8) is a vertical type cylinder shape GB150-1998, and the device equipressure is spurted in its operating pressure and slurrying; Its upper and lower end adopts ellipsoidal head to seal; Its top is provided with safety valve (8.7), presses the safe operation of air system in guaranteeing jointly with the safety device of middle pressure air compressor; Its bottom is provided with sewage draining exit (8.4); Press the air intake and the temperature controller (8.8) of air efferent duct (8.1), middle pressure air input pipe (8.6), spiral heat exchange tube (8.3) in being furnished with in its cylindrical shell top equal-height position ring week; Spiral heat exchange tube (8.3) is arranged in the compressed air heat exchange storage tank (8), and its air intake is connected with the delivery of steam line, and its condensate outlet (8.5) is drawn by the bottom and connect drain valve; Compressed air heat exchange storage tank (8) is used for heating and deposit is pressed air.
In the drawings, low pressure air compressor is connected, and provides operation power for it with each solenoid directional control valve (k), pneumatic blow-off valve (311), pneumatic air valve (8.1), pneumatic steam valve (10.1), cylinder (3.1) by pipeline.
In the drawings, switch board (11) is electrically connected with scraper lifting machine (1), scraper plate depiler (2), spray pump (2.1), low pressure air compressor (7), middle pressure air compressor (9), temperature controller (3.13) (8.8), solenoid directional control valve (k) by cable (11.1-11.5), realizes programme-control.
In the drawings, heat insulation layer (3.16) is laid in the outer wall that device (3), compressed air heat exchange storage tank (8) and heat distribution pipeline are spurted in slurrying, prevents to scald, and reduces heat loss, to cut down the consumption of energy and to improve working environment.
The pulping equipment that device (3) moves by turns for batch (-type) is spurted in slurrying, but the 2-8 platform is formed a production line side by side.
Claims (6)
1, a kind of decatize is spurted the pulping technique device, the body cross section of its scraper lifting machine and scraper feeder is rectangle and congruence, scraper plate is a rectangular sheet, the feed hopper of circular upper part and square lower part be arranged at respectively two body head ends above, the discharge bucket of square cone be arranged at respectively that two bodies do not hold below, scraper feeder is horizontally set on the top that the charging aperture of device is spurted in vertical slurrying, the same axis of circular charging aperture of device is spurted in its discharge bucket and slurrying, scraper lifting machine is by being not more than the top that 60 ° of inclination angles are arranged on the scraper plate feed hopper, and can extend its length downwards along its inclination angle ray, the feed hopper coaxial line of its discharging quarrel and scraper feeder; Spray equipment is connected and composed by spray pump, liquor box and valve pipe, and shower nozzle is arranged at the middle part of scraper lifting machine, and spray pump is connected with the circuit of scraper lifting machine and scraper plate depiler; The end of going into of dilatation blow-off pipe is connected with the pneumatic blow-off valve that the device lower end is spurted in slurrying, goes out end and the cut-grafting of horizontal separator top; The bottom of horizontal separator leads directly to stock tank, and the exhaust steam pipe that its upper lateral part is provided with is communicated with liquor box; Low pressure air compressor is connected with each solenoid directional control valve, pneumatic operated valve and cylinder by pipeline; Switch board is electrically connected with scraper lifting machine, scraper plate depiler, spray pump, low pressure air compressor, middle pressure air compressor, temperature controller, pneumatic operated valve and solenoid directional control valve; Heat insulation layer is laid in the outer wall that device, compressed air heat exchange storage tank and heat distribution pipeline are spurted in slurrying; It is characterized in that: it is in parallel that the 0.7Mpa-1.25Mpa low pressure steam boiler spurts device by spiral heat exchange tube in valve, pipeline and the compressed air reservoir and slurrying, and the 2.45Mpa air compressor spurts device by valve, pipeline with compressed air heat exchange storage tank and slurrying connects.
2, decatize according to claim 1 is spurted the pulping technique device, it is characterized in that: it is the GB150-1998 of the underneath type of vertical type cylinder shape hollow to vapour (gas) that device is spurted in the slurrying in above-mentioned, and its upper and lower end seals with ellipsoidal head; Rounding taper type charging aperture is vertically set on top center, and its underpart is stretched into slurrying and spurted in the device, and the swing type non-return flap is arranged at the below of charging aperture, adopts hinge to connect between the two; With the bottom line boundary of porous awl, upward be cure bag, be water-vapour (gas) chamber down, the sensing head of temperature controller is indoor by interface insertion water-vapour (gas) of being located on the barrel; Bottom in it is sequentially set with porous vertebra, base, U-shaped filler ring, air guide grout outlet, porous gob interceptor with its axis; , be sequentially set with the pressure-bearing pipe, give vapour (gas) three-way pipe, reducing reduced pipe, pneumatic blow-off valve and solenoid directional control valve with its axis in bottom centre.
3, decatize according to claim 1 and 2 is spurted the pulping technique device, it is characterized in that: the air guide grout outlet that device is spurted in the slurrying in above-mentioned adopts screw thread or flange to be connected with base, and is designed to the not subjected to pressure element.
4, decatize according to claim 1 and 2 is spurted the pulping technique device, it is characterized in that: the slurrying in above-mentioned is spurted between the bottom interior wall of device and the base lower surface and is provided with U type filler ring, and its cross section is circular.
5, decatize according to claim 1 and 2 is spurted the pulping technique device, it is characterized in that: the porous gob interceptor that device is spurted in the slurrying in above-mentioned is a hollow cylindrical, the flange that is equipped with suitable for reading, go to the bottom and be annulus, the uniform aperture of active surface radially is arranged between air guide grout outlet and the pressure-bearing pipe, and it is suitable for reading to be connected with the pressure-bearing pipe flange, its annulus is gone to the bottom and is connected with the air guide grout outlet that therefrom passes, and is designed to the not subjected to pressure element.
6. decatize according to claim 1 is spurted the pulping technique device, it is characterized in that: the compressed air heat exchange storage tank in above-mentioned, be vertical type cylinder shape GB150-1998, and its upper and lower end seals with ellipsoidal head; Its top is provided with safety valve, and the bottom is provided with sewage draining exit; Press air efferent duct, middle pressure air input pipe, spiral heat exchange tube air intake and temperature controller in being furnished with in its cylindrical shell top equal-height position ring week; Spiral heat exchange tube is arranged in the compressed air heat exchange storage tank, and its air intake is connected with steam pipe line, and its condensate water outlet is drawn by the bottom and connect drain valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98232239 CN2378427Y (en) | 1998-12-23 | 1998-12-23 | Steaming blowing pulping technique apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98232239 CN2378427Y (en) | 1998-12-23 | 1998-12-23 | Steaming blowing pulping technique apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2378427Y true CN2378427Y (en) | 2000-05-17 |
Family
ID=33981279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98232239 Expired - Fee Related CN2378427Y (en) | 1998-12-23 | 1998-12-23 | Steaming blowing pulping technique apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2378427Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132359A (en) * | 2013-03-26 | 2013-06-05 | 孟周强 | Transverse tube continuous cooking and steam explosion apparatus for biomass cellulosic ethanol |
-
1998
- 1998-12-23 CN CN 98232239 patent/CN2378427Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103132359A (en) * | 2013-03-26 | 2013-06-05 | 孟周强 | Transverse tube continuous cooking and steam explosion apparatus for biomass cellulosic ethanol |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |