CN115007005B - Be used for pulp to mix processing with dry strength agent interpolation device - Google Patents
Be used for pulp to mix processing with dry strength agent interpolation device Download PDFInfo
- Publication number
- CN115007005B CN115007005B CN202210710736.2A CN202210710736A CN115007005B CN 115007005 B CN115007005 B CN 115007005B CN 202210710736 A CN202210710736 A CN 202210710736A CN 115007005 B CN115007005 B CN 115007005B
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- China
- Prior art keywords
- hopper
- dry strength
- mixing
- stirring
- strength agent
- Prior art date
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- 238000003756 stirring Methods 0.000 claims abstract description 95
- 238000002156 mixing Methods 0.000 claims abstract description 81
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000003795 chemical substances by application Substances 0.000 claims description 97
- 238000007599 discharging Methods 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000012535 impurity Substances 0.000 claims description 26
- 239000002994 raw material Substances 0.000 claims description 23
- 229920001131 Pulp (paper) Polymers 0.000 claims description 16
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000011068 loading method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004090 dissolution Methods 0.000 description 5
- 238000000605 extraction Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229920000881 Modified starch Polymers 0.000 description 1
- 239000004368 Modified starch Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/10—Dissolving using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71775—Feed mechanisms characterised by the means for feeding the components to the mixer using helical screws
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/20—Apparatus therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention relates to a dry strength agent adding device for pulp mixing processing, which relates to the technical field of paper production equipment, a feeding piece is arranged on a frame, the outlet end of the feeding part is arranged in the stirring tank in an extending way, the mixing part is arranged on the frame, and the mixing part is connected with the feeding part; the device is provided with a mixing device, so that when the dry strength agent is conveniently added into the stirring tank, the dry strength agent is pre-dissolved and mixed, a driving structure arranged by the device adopts hydrodynamic force, and when the dry strength agent is dissolved by extracting liquid in the stirring tank, the relevant structural members are driven to throw the dry strength agent.
Description
Technical Field
The invention relates to the technical field of paper production equipment, in particular to a dry strength agent adding device for pulp mixing processing.
Background
When paper is produced, in order to ensure the strength of the finished product after drying, a dry strength agent is added when paper pulp is prepared, so that the structural strength among paper pulp fibers is enhanced; the dry strength agent is hydrophilic material, the conventional dry strength agent is modified starch, high molecular polyester and the like, the dry strength agent is stored in powder form, when the dry strength agent is added to prepare paper pulp, long-time stirring processing is required after the dry strength agent is added to ensure full mixing of the dry strength agent and the paper pulp, and if the dry strength agent is added in a large amount in a short time, a longer-time stirring process is required, so that energy consumption is increased when the paper pulp is prepared, and a device for adding the dry strength agent when the matched paper pulp is prepared is required.
Disclosure of Invention
The invention aims at overcoming the defects and shortcomings of the prior art, and provides a dry strength agent adding device for pulp mixing processing, which is provided with a mixing device, so that when the dry strength agent is added into a stirring tank, the dry strength agent is pre-dissolved and mixed, a driving structure is provided, hydrodynamic force is adopted, and when the dry strength agent is dissolved by extracting liquid in the stirring tank, a related structural member is driven to carry out feeding of the dry strength agent.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
it contains base, stirring pond, frame, stirring roller, agitator motor, and wherein the fixed setting in stirring pond is on the base, and the fixed setting in frame is on the last port in stirring pond, and the stirring roller passes through the bearing and establishes soon in the frame, and the lower extreme of stirring roller stretches to establish in the stirring pond, and agitator motor is fixed to be set up in the frame, and the output shaft of agitator motor and the upper end axle transmission setting of stirring roller, and it still contains:
the feeding part is arranged on the frame, and the outlet end of the feeding part is arranged in the stirring tank in an extending manner;
the material mixing piece is arranged on the frame and connected with the feeding piece;
when the mixing and stirring of the paper pulp are carried out, the raw materials and the water are added into the stirring pool, the stirring roller is driven to work through the stirring motor, the raw materials in the stirring pool are stirred and mixed through the stirring roller, when the dry strength agent is added into the raw materials, the dry strength agent is added into the feeding part, the dry strength agent in the feeding part is fed through the mixing part, and the dry strength agent is fed into the stirring pool to be mixed and stirred with the paper pulp raw materials.
Preferably, the feeding member comprises:
the mixing hopper is fixedly arranged on the frame and is arranged above the stirring pool;
the discharging pipe is fixedly arranged on the lower side plate of the mixing hopper in a penetrating way, and the lower end of the discharging pipe is movably inserted into the stirring tank;
the supporting plate is fixedly arranged on the base and is arranged at the left side of the stirring pool;
the discharging pipe is fixedly arranged on the supporting plate in a penetrating way, the side edge of the port of the discharging pipe is flush with the left side wall of the supporting plate, and the right end of the discharging pipe is fixedly arranged on the left side plate of the mixing hopper in a penetrating way;
the lifting seat is movably sleeved on the supporting plate;
the lifting electric push rod is fixedly arranged on the supporting plate, and the sliding block end of the lifting electric push rod is fixedly arranged on the lifting seat;
the feeding hopper is fixedly arranged on the lifting seat, the right side wall of the feeding hopper is movably propped against the left side wall of the supporting plate, the lower end of the right side wall of the feeding hopper is provided with a material outlet, and the material outlet is communicated with the left port of the material discharging pipe;
the spiral blanking roller is arranged in the discharging pipe, and the shaft of the spiral blanking roller is arranged on the inner side wall of the discharging pipe in a rotating way through a bearing;
when adding dry strength agent raw materials in upwards the hopper, at first through lift electric putter downwardly moving lifting seat, and then the lifting seat drives the hopper downwardly moving, and then the discharge gate of hopper supports and seals through the backup pad in the backup pad, after the hopper descends, pour dry strength agent raw materials into the hopper, and upwards promote the lifting seat through lift electric putter, and then the lifting seat drives the hopper and rise, until the discharge gate of hopper and the left port butt joint of discharging the material pipe link up, dry strength agent in the hopper gets into discharging the material pipe through the discharge gate in, through driving spiral unloading roller rotation, and then promote the dry strength agent in the discharging pipe, fall into in the mixing bucket from the right port of discharging the material pipe.
Preferably, guide rods are symmetrically and fixedly arranged on the front side and the rear side of the feeding hopper on the support plate, guide sleeves are movably sleeved on the guide rods, a cover plate is arranged on the upper port of the feeding hopper in a covering mode, the side edges of the cover plate are fixedly arranged on the guide sleeves, support springs are fixedly sleeved on the guide rods, and the lower ends of the support springs are movably propped against the upper side walls of the guide sleeves;
when the upper hopper descends, the supporting spring pushes the guide sleeve downwards, the guide sleeve further pushes the cover plate downwards, when the upper port of the upper hopper moves downwards to be lower than the lower end of the guide rod, the cover plate is separated from the upper port of the upper hopper, the upper port of the upper hopper is opened, when the upper hopper moves upwards and the upper port of the upper hopper passes over the lower end of the guide rod, the upper port of the upper hopper abuts against the cover plate, the cover plate is pushed to move upwards synchronously, the upper port of the upper hopper is closed through the cover plate, and the supporting spring is compressed.
Preferably, the mixing piece comprises:
the impurity pump is fixedly arranged on the frame, the inlet end of the impurity pump is connected with a water pipe through a flange, and the water pipe is arranged in the stirring tank in an extending manner;
the guide pipe is fixedly arranged on the frame, the inlet end of the guide pipe is connected with the outlet end of the impurity pump through a flange, the outlet end of the guide pipe is fixedly arranged on a side plate of the mixing hopper in a penetrating way, and the outlet end of the guide pipe is lower than the outlet end of the discharge pipe;
the driving shaft is rotatably arranged on the frame through a bearing, and one end of the driving shaft penetrates through a side plate of the discharging pipe and is in transmission arrangement with the shaft of the spiral discharging roller through a bevel gear set;
the water wheel bins are arranged on the guide pipe in series, and the other end of the driving shaft is arranged on a side plate of the water wheel bin in a penetrating way;
the impeller is arranged in the water wheel bin and fixedly arranged on the driving shaft;
when carrying out the interpolation of dry strength agent, the material loading hopper and the row material pipe butt joint of interior having dry strength agent raw materials, start the impurity pump, the liquid in the impurity pump extraction stirring pond, and send into the honeycomb duct with liquid, final liquid is in the exit end row of honeycomb duct goes into the mixing bucket, the liquid flow water wheel storehouse in the honeycomb duct, and then promote the impeller rotation, the impeller drives the drive shaft rotatory, the drive shaft passes through bevel gear group and drives spiral unloading roller rotatory, and then spiral unloading roller is with the dry strength agent promotion of row material intraductal to send into in the mixing bucket, and then dry strength agent and liquid mix in the mixing bucket, send into the stirring pond through the discharging pipe after the mixing is accomplished, and then mix with the paper pulp in the stirring pond again.
Preferably, a material carrying plate is fixedly arranged on the inner side wall of the mixing hopper, and the upper surface of the material carrying plate is lower than the outlet end of the flow guide pipe;
after the dry strength agent is sent into the mixing hopper through the discharge pipe, the dry strength agent falls on the material carrying plate, and the liquid in the guide pipe is discharged to scour and dissolve the dry strength agent on the material carrying plate.
Preferably, a sleeve is movably sleeved on the discharging pipe, a lifting screw pair is rotatably arranged on the rack through a bearing, and a sliding block end of the lifting screw pair is fixedly arranged on the outer side wall of the sleeve;
the sleeve is driven to move up and down through the lifting screw rod pair, so that the up-down height of the lower port of the sleeve is adjusted, and the dry strength agent mixed materials in the mixing hopper are discharged through the lower port of the sleeve after being sent out through the discharging pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the mixing hopper is arranged between the stirring pool and the feeding hopper, the feeding hopper is connected with the mixing hopper through the discharging pipe, the impurity pump is arranged, the impurity pump is connected with the mixing hopper through the flow guide pipe, and then the feeding of the dry strength agent is realized, and the pre-dissolution of the dry strength agent is carried out in the mixing hopper, so that the dry strength agent can be conveniently and quickly mixed after being added into the stirring pool, and the stirring time after the dry strength agent is added is reduced;
2. set up spiral unloading roller in the row material pipe, set up drive shaft and impeller through the water wheel storehouse on the honeycomb duct, and then when sending into the mixing bucket through the liquid in the impurity pump suction stirring pond, drive spiral unloading roller and carry out the pay-off of dry strength agent, and then conveniently add dry strength agent in batches, prevent to add excessive dry strength agent and lead to the caking, improve the dissolution efficiency of dry strength agent.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a sectional view A-A in fig. 1.
Fig. 4 is a B-B cross-sectional view in fig. 2.
Fig. 5 is an enlarged view of a portion C in fig. 4.
Reference numerals illustrate:
the device comprises a base 1, a stirring pool 2, a frame 3, a stirring roller 4, a stirring motor 5, a feeding part 6, a mixing bucket 6-1, a discharging pipe 6-2, a supporting plate 6-3, a discharging pipe 6-4, a lifting seat 6-5, a lifting electric push rod 6-6, a feeding bucket 6-7, a spiral discharging roller 6-8, a mixing part 7, an impurity pump 7-1, a flow guide pipe 7-2, a driving shaft 7-3, a water wheel bin 7-4, an impeller 7-5, a guide rod 8, a guide sleeve 9, a cover plate 10, a supporting spring 11, a material loading plate 12, a sleeve 13 and a lifting screw pair 14.
Detailed Description
The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present invention.
Example 1:
as shown in fig. 1 and 2, the present embodiment includes a base 1, a stirring tank 2, a frame 3, a stirring roller 4, and a stirring motor 5, wherein the stirring tank 2 is fixed on the base 1 by a screw, the frame 3 is fixed on an upper port of the stirring tank 2 by a screw, the stirring roller 4 is rotatably arranged on the frame 3 by a bearing, a lower end of the stirring roller 4 is extended into the stirring tank 2, the stirring motor 5 is fixed on the frame 3 by a screw, and an output shaft of the stirring motor 5 is in transmission arrangement with an upper end shaft of the stirring roller 4, and the present embodiment further includes:
the feeding piece 6 is arranged on the frame 3, and the outlet end of the feeding piece 6 is arranged in the stirring tank 2 in an extending manner;
the material mixing piece 7 is arranged on the frame 3, and the material mixing piece 7 is connected with the material feeding piece 6;
by adopting the above design scheme, when the compounding stirring of paper pulp is carried out, raw materials and water are added into the stirring tank 2, and the stirring roller 4 is driven to work through the stirring motor 5, and then the raw materials in the stirring tank 2 are stirred and mixed through the stirring roller 4, when the dry strength agent is added into the raw materials, the dry strength agent is added into the feeding part 6, and the dry strength agent in the feeding part 6 is fed through the mixing part 7, and the dry strength agent is fed into the stirring tank 2 to be mixed and stirred with the paper pulp raw materials.
Example 2:
as shown in fig. 1, 3 and 4, on the basis of the above embodiment 1, the feeding member 6 includes:
the mixing hopper 6-1, wherein the mixing hopper 6-1 is fixed on the frame 3 through a screw, and the mixing hopper 6-1 is arranged above the stirring pool 2;
the discharging pipe 6-2 is fixedly arranged on the lower side plate of the mixing hopper 6-1 in a penetrating way, and the lower end of the discharging pipe 6-2 is movably inserted into the mixing tank 2;
the support plate 6-3 is fixed on the base 1 through screws, and the support plate 6-3 is arranged on the left side of the stirring tank 2;
the discharging pipe 6-4 is fixedly arranged on the supporting plate 6-3 in a penetrating manner, the side edge of the port of the discharging pipe 6-4 is flush with the left side wall of the supporting plate 6-3, and the right end of the discharging pipe 6-4 is fixedly arranged on the left side plate of the mixing hopper 6-1 in a penetrating manner;
the lifting seat 6-5 is movably sleeved on the supporting plate 6-3;
the lifting electric push rod 6-6, wherein the lifting electric push rod 6-6 is fixed on the supporting plate 6-3 through a screw, and the sliding block end of the lifting electric push rod 6-6 is fixed on the lifting seat 6-5 through a screw;
the feeding hopper 6-7 is fixed on the lifting seat 6-5 through a screw, the right side wall of the feeding hopper 6-7 is movably propped against the left side wall of the supporting plate 6-3, the lower end of the right side wall of the feeding hopper 6-7 is provided with a discharge port, and the discharge port is communicated with the left port of the discharge pipe 6-4;
the spiral blanking roller 6-8 is arranged in the discharging pipe 6-4, and the shaft of the spiral blanking roller 6-8 is arranged on the inner side wall of the discharging pipe 6-4 in a rotating way through a bearing;
by adopting the design scheme, when dry strong agent raw materials are added into the feeding hopper 6-7, firstly, the lifting seat 6-5 is downwards moved through the lifting electric push rod 6-6, then the lifting seat 6-5 drives the feeding hopper 6-7 to downwards move, then the discharge port of the feeding hopper 6-7 is propped against the supporting plate 6-3 to be sealed through the supporting plate 6-3, after the feeding hopper 6-7 descends, the dry strong agent raw materials are poured into the feeding hopper 6-7, the lifting seat 6-5 is upwards pushed through the lifting electric push rod 6-6, then the lifting seat 6-5 drives the feeding hopper 6-7 to ascend until the discharge port of the feeding hopper 6-7 is in butt joint with the left port of the discharging pipe 6-4, the dry strong agent in the feeding hopper 6-7 enters the discharging pipe 6-4 through the discharge port, and then the dry strong agent in the discharging pipe 6-4 is pushed by driving the spiral discharging roller 6-8 to fall into the mixing hopper 6-1 from the right port of the discharging pipe 6-4;
through setting up row material pipe 6-4 and backup pad 6-3, set up feeding hopper 6-7 through lifting seat 6-5 on backup pad 6-3 to carry out the shutoff to the feed opening of feeding hopper 6-7 through backup pad 6-3, and then realize feeding hopper 6-7's lift, make things convenient for feeding hopper 6-7 to drop the back and carry out the interpolation of dry strength agent raw materials, set up spiral unloading roller 6-8 in row material pipe 6-4, and then make things convenient for carrying out the continuous unloading of dry strength agent through spiral unloading roller 6-8, convenient continuous small dose adds dry strength agent, prevent the caking that the dry strength agent of large dose addition leads to.
Example 3:
as shown in fig. 1 and 4, on the basis of the above embodiment 2, guide rods 8 are symmetrically fixed on the front and rear sides of the upper hopper 6-7 on the support plate 6-3 through screws, guide sleeves 9 are movably sleeved on the guide rods 8, a cover plate 10 is covered and arranged on the upper port of the upper hopper 6-7, the side edges of the cover plate 10 are fixed on the guide sleeves 9 through screws, support springs 11 are fixedly sleeved on the guide rods 8, and the lower ends of the support springs 11 are movably abutted on the upper side walls of the guide sleeves 9;
with the above design, when the upper hopper 6-7 descends, the supporting spring 11 pushes the guide sleeve 9 downwards, and then the guide sleeve 9 pushes the cover plate 10 downwards, when the upper port of the upper hopper 6-7 moves downwards below the lower end of the guide rod 8, the cover plate 10 is separated from the upper port of the upper hopper 6-7, and then the upper port of the upper hopper 6-7 is opened, when the upper port of the upper hopper 6-7 moves upwards and passes the lower end of the guide rod 8, the upper port of the upper hopper 6-7 abuts against the cover plate 10, and pushes the cover plate 10 to synchronously move upwards, and then the upper port of the upper hopper 6-7 is closed by the cover plate 10, and the supporting spring 11 compresses tightly.
Example 4:
as shown in fig. 2, 3, 4 and 5, the mixing member 7 comprises, based on the above embodiment 2:
the impurity pump 7-1, the impurity pump 7-1 is fixed on the frame 3 through a screw, the inlet end of the impurity pump 7-1 is connected with a water pipe through a flange, and the water pipe is arranged in the stirring tank 2 in an extending manner;
the guide pipe 7-2, wherein the guide pipe 7-2 is fixed on the frame 3 through a screw, the inlet end of the guide pipe 7-2 is connected with the outlet end of the impurity pump 7-1 through a flange, the outlet end of the guide pipe 7-2 is penetrated and fixed on a side plate of the mixing hopper 6-1, and the outlet end of the guide pipe 7-2 is lower than the outlet end of the discharge pipe 6-4;
the driving shaft 7-3, wherein the driving shaft 7-3 is rotatably arranged on the frame 3 through a bearing, and one end of the driving shaft 7-3 penetrates through a side plate of the discharging pipe 6-4 and is in transmission arrangement with the shaft of the spiral discharging roller 6-8 through a bevel gear set;
the water wheel bin 7-4 is arranged on the guide pipe 7-2 in series, and the other end of the driving shaft 7-3 is arranged on a side plate of the water wheel bin 7-4 in a penetrating way;
the impeller 7-5, the impeller 7-5 is arranged in the water wheel bin 7-4, and the impeller 7-5 is fixed on the driving shaft 7-3 through screws;
according to the design scheme, when dry strength agent is added, the feeding hopper 6-7 with the dry strength agent raw material therein is in butt joint with the discharging pipe 6-4, the impurity pump 7-1 is started, the impurity pump 7-1 pumps liquid in the stirring tank 2 and sends the liquid into the guide pipe 7-2, the liquid is finally discharged into the mixing hopper 6-1 from the outlet end of the guide pipe 7-2, the liquid in the guide pipe 7-2 flows through the water wheel bin 7-4 and further pushes the impeller 7-5 to rotate, the impeller 7-5 drives the driving shaft 7-3 to rotate, the driving shaft 7-3 drives the spiral discharging roller 6-8 to rotate through the bevel gear group, the spiral discharging roller 6-8 pushes the dry strength agent in the discharging pipe 6-4 to the mixing hopper 6-1, the dry strength agent and the liquid are mixed in the mixing hopper 6-1, and after the mixing is completed, the dry strength agent and the liquid are sent into the stirring tank 2 through the discharging pipe 6-2 and then mixed with paper pulp in the stirring tank 2 again;
through setting up water wheel storehouse 7-4 and impeller 7-5, and then conveniently in sending into mixing bucket 6-1 through the liquid in the extraction stirring pond 2 of impurity pump 7-1, when carrying out the mixing dissolution of dry strength agent, wash impeller 7-5 through the rivers in the honeycomb duct 7-2, and then drive the rotation of drive shaft 7-3, and then drive spiral unloading roller 6-8 through drive shaft 7-3 and rotate, and then realize carrying out the pay-off of dry strength agent through spiral unloading roller 6-8.
Example 5:
as shown in fig. 4, in the above embodiment 4, the material carrying plate 12 is fixed on the inner side wall of the mixing hopper 6-1 by screws, and the upper surface of the material carrying plate 12 is lower than the outlet end of the flow guiding pipe 7-2;
with the adoption of the design scheme, after the dry strength agent is sent into the mixing hopper 6-1 through the discharge pipe 6-4, the dry strength agent falls on the material carrying plate 12, and the liquid in the guide pipe 7-2 is discharged to wash and dissolve the dry strength agent on the material carrying plate 12.
Example 6:
as shown in fig. 3 and 4, on the basis of the above embodiment 4, a sleeve 13 is movably sleeved on the discharging pipe 6-2, a lifting screw pair 14 is screwed on the frame 3 through a bearing, and the sliding block end of the lifting screw pair 14 is fixed on the outer side wall of the sleeve 13 through a screw;
by adopting the design scheme, the sleeve 13 is driven to move up and down through the lifting screw pair 14, so that the up-down height of the lower port of the sleeve 13 is adjusted, and then the dry strength agent mixed material in the mixing hopper 6-1 is discharged through the lower port of the sleeve 13 after being sent out through the discharging pipe 6-2.
After the technical scheme disclosed by the invention is adopted, the following steps of:
when dry strength agent is added and pulp raw materials are stirred and mixed, firstly, the lifting seat 6-5 is downwards moved by the lifting electric push rod 6-6, then the lifting seat 6-5 drives the feeding hopper 6-7 to downwards move, when the upper port of the feeding hopper 6-7 moves to the lower part of the guide rod 8, the cover plate 10 is separated from the feeding hopper 6-7, when the feeding hopper 6-7 moves to the lowest position, dry strength agent is added into the feeding hopper 6-7, after the feeding is completed, the feeding hopper is upwards moved by the lifting seat 6-5, and at the moment, the discharge port of the feeding hopper is propped against the left side wall of the supporting plate 6-3 to move, and after the discharge port of the feeding hopper 6-7 is butted with the left port of the discharging pipe 6-4, the lifting seat 6-5 is stopped moving; then the impurity pump 7-1 is started, the mixed liquid in the stirring tank 2 is pumped out and is discharged into the mixing hopper 6-1 through the flow guide pipe 7-2, when the mixed liquid in the flow guide pipe 7-2 flows, the mixed liquid flows through the water wheel bin 7-4 and washes the impeller 7-5 to rotate, the impeller 7-5 drives the driving shaft 7-3 to rotate, the driving shaft 7-3 drives the spiral blanking roller 6-8 to rotate through the bevel gear group, the dry strength agent in the feeding hopper 6-7 enters the discharging pipe 6-4 and is pushed into the mixing hopper 6-1 through the spiral blanking roller 6-8, the dry strength agent falls on the material carrying plate 12 after entering the mixing hopper 6-1, and after the mixed liquid in the flow guide pipe 7-2 enters the mixing hopper 6-1, the dry strength agent on the material carrying plate 12 is washed, and then the dry strength agent is dissolved, and is sent into the stirring tank 2 through the discharging pipe 6-2, and then the dry strength agent solution is mixed and stirred with paper pulp again in the stirring tank 2.
By adopting the technical scheme, the technical advantages can be achieved as follows:
1. a mixing hopper 6-1 is arranged between the stirring tank 2 and the feeding hopper 6-7, the feeding hopper 6-7 is connected with the mixing hopper 6-1 through a discharge pipe 6-4, an impurity pump 7-1 is arranged, the impurity pump 7-1 is connected with the mixing hopper 6-1 through a flow guide pipe 7-2, so that the feeding of the dry strength agent is realized, the pre-dissolution of the dry strength agent is carried out in the mixing hopper 6-1, the quick mixing is facilitated after the dry strength agent is added into the stirring tank 2, and the stirring time after the dry strength agent is added is reduced;
2. the spiral blanking roller 6-8 is arranged in the discharging pipe 6-4, the driving shaft 7-3 and the impeller 7-5 are arranged on the guide pipe 7-2 through the water wheel bin 7-4, and then when liquid in the stirring pool 2 is pumped by the impurity pump 7-1 and is sent into the mixing hopper 6-1, the spiral blanking roller 6-8 is driven to feed dry strength agent, so that the dry strength agent is conveniently added in batches, caking caused by adding excessive dry strength agent is prevented, and the dissolution efficiency of the dry strength agent is improved.
It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. A dry strength agent adding device for pulp mixing processing comprises a base (1), a stirring pool (2), a frame (3), a stirring roller (4) and a stirring motor (5), wherein the stirring pool (2) is fixedly arranged on the base (1), the frame (3) is fixedly arranged on an upper port of the stirring pool (2), the stirring roller (4) is rotatably arranged on the frame (3) through a bearing, the lower end of the stirring roller (4) is arranged in the stirring pool (2) in an extending mode, the stirring motor (5) is fixedly arranged on the frame (3), and an output shaft of the stirring motor (5) is in shaft transmission with the upper end of the stirring roller (4); characterized in that it further comprises:
the feeding piece (6), the feeding piece (6) is arranged on the frame (3), and the outlet end of the feeding piece (6) is arranged in the stirring tank (2) in an extending manner;
the mixing piece (7), the mixing piece (7) is arranged on the frame (3), and the mixing piece (7) is connected with the feeding piece (6);
when the mixing and stirring of the paper pulp are carried out, raw materials and water are added into a stirring tank (2), a stirring motor (5) drives a stirring roller (4) to work, the raw materials in the stirring tank (2) are stirred and mixed through the stirring roller (4), when dry strength agents are added into the raw materials, the dry strength agents are added into a feeding part (6), the dry strength agents in the feeding part (6) are subjected to blanking through a mixing part (7), and the dry strength agents are sent into the stirring tank (2) to be mixed and stirred with the paper pulp raw materials;
the material loading piece (6) contain:
the mixing hopper (6-1) is fixedly arranged on the frame (3), and the mixing hopper (6-1) is arranged above the stirring pool (2);
the discharging pipe (6-2) is penetrated and fixed on the lower side plate of the mixing hopper (6-1), and the lower end of the discharging pipe (6-2) is movably inserted into the stirring tank (2);
the support plate (6-3), the said support plate (6-3) is fixed to the base (1), and the support plate (6-3) is set up in the left side of the stirring pool (2);
the discharging pipe (6-4) is arranged on the supporting plate (6-3) in a penetrating manner, the side edge of the port of the discharging pipe (6-4) is flush with the left side wall of the supporting plate (6-3), and the right end of the discharging pipe (6-4) is arranged on the left side plate of the mixing hopper (6-1) in a penetrating manner;
the lifting seat (6-5) is movably sleeved on the supporting plate (6-3);
the lifting electric push rod (6-6), the lifting electric push rod (6-6) is fixedly arranged on the supporting plate (6-3), and the sliding block end of the lifting electric push rod (6-6) is fixedly arranged on the lifting seat (6-5);
the feeding hopper (6-7) is fixedly arranged on the lifting seat (6-5), the right side wall of the feeding hopper (6-7) is movably propped against the left side wall of the supporting plate (6-3), the lower end of the right side wall of the feeding hopper (6-7) is provided with a discharge port, and the discharge port is communicated with the left port of the discharge pipe (6-4);
the spiral blanking roller (6-8) is arranged in the discharging pipe (6-4), and the shaft of the spiral blanking roller (6-8) is arranged on the inner side wall of the discharging pipe (6-4) in a rotating way through a bearing;
when dry strong agent raw materials are added into the upper hopper (6-7), firstly, the lifting seat (6-5) is downwards moved by the lifting electric push rod (6-6), then the lifting seat (6-5) drives the upper hopper (6-7) to downwards move, then the discharge port of the upper hopper (6-7) is propped against the supporting plate (6-3) to be sealed by the supporting plate (6-3), after the upper hopper (6-7) descends, the dry strong agent raw materials are poured into the upper hopper (6-7), the lifting seat (6-5) is upwards pushed by the lifting electric push rod (6-6), then the lifting seat (6-5) drives the upper hopper (6-7) to ascend until the discharge port of the upper hopper (6-7) is in butt joint with the left port of the discharge pipe (6-4), the dry strong agent in the upper hopper (6-7) enters the discharge pipe (6-4) through the discharge port, and the dry strong agent in the discharge pipe (6-4) is pushed by driving the spiral discharge roller (6-8) to rotate, and then the dry strong agent in the discharge pipe (6-4) falls into the right port (6-1) of the discharge pipe from the discharge pipe (6-4);
guide rods (8) are symmetrically and fixedly arranged on the support plate (6-3) and positioned on the front side and the rear side of the feeding hopper (6-7), guide sleeves (9) are movably sleeved on the guide rods (8), cover plates (10) are arranged on the upper ports of the feeding hopper (6-7) in a covering mode, the side edges of the cover plates (10) are fixedly arranged on the guide sleeves (9), support springs (11) are fixedly sleeved on the guide rods (8), and the lower ends of the support springs (11) are movably propped against the upper side walls of the guide sleeves (9);
when the upper hopper (6-7) descends, the supporting spring (11) pushes the guide sleeve (9) downwards, the guide sleeve (9) pushes the cover plate (10) downwards, when the upper port of the upper hopper (6-7) moves downwards to be lower than the lower end of the guide rod (8), the cover plate (10) is separated from the upper port of the upper hopper (6-7), the upper port of the upper hopper (6-7) is opened, and when the upper port of the upper hopper (6-7) moves upwards and passes over the lower end of the guide rod (8), the upper port of the upper hopper (6-7) abuts against the cover plate (10) and pushes the cover plate (10) to synchronously move upwards, and then the upper port of the upper hopper (6-7) is closed through the cover plate (10) and the supporting spring (11) is compressed;
the mixing piece (7) comprises:
the impurity pump (7-1), the said impurity pump (7-1) is fixed to frame (3), the inlet end of the impurity pump (7-1) has water pipes through the flange connection, and the water pipe stretches into and sets up in the stirring pond (2);
the device comprises a guide pipe (7-2), wherein the guide pipe (7-2) is fixedly arranged on a frame (3), the inlet end of the guide pipe (7-2) is connected with the outlet end of an impurity pump (7-1) through a flange, the outlet end of the guide pipe (7-2) is fixedly arranged on a side plate of a mixing hopper (6-1) in a penetrating way, and the outlet end of the guide pipe (7-2) is lower than the outlet end of a discharge pipe (6-4);
the driving shaft (7-3), the driving shaft (7-3) is rotatably arranged on the frame (3) through a bearing, one end of the driving shaft (7-3) passes through a side plate of the discharging pipe (6-4), and is arranged in transmission with the shaft of the spiral discharging roller (6-8) through a bevel gear set;
the water wheel bin (7-4), the water wheel bin (7-4) is connected in series on the honeycomb duct (7-2), the other end of the driving shaft (7-3) is penetrated on a side plate of the water wheel bin (7-4);
the impeller (7-5), the impeller (7-5) is arranged in the water wheel bin (7-4), and the impeller (7-5) is fixedly arranged on the driving shaft (7-3);
when the dry strength agent is added, a feeding hopper (6-7) with a dry strength agent raw material therein is in butt joint with a discharge pipe (6-4), an impurity pump (7-1) is started, the impurity pump (7-1) pumps liquid in a stirring tank (2) and sends the liquid into a guide pipe (7-2), the liquid is finally discharged into the mixing tank (6-1) from the outlet end of the guide pipe (7-2), the liquid in the guide pipe (7-2) flows through a water wheel bin (7-4) and further pushes an impeller (7-5) to rotate, the impeller (7-5) drives a driving shaft (7-3) to rotate, the driving shaft (7-3) drives a spiral blanking roller (6-8) to rotate through a bevel gear set, the spiral blanking roller (6-8) pushes the dry strength agent in the discharge pipe (6-4) to be sent into the mixing tank (6-1), the dry strength agent and the liquid are mixed in the mixing tank (6-1), and after the mixing is completed, the dry strength agent and the liquid in the stirring tank (2) are mixed with paper pulp again;
the material carrying plate (12) is fixedly arranged on the inner side wall of the mixing hopper (6-1), and the upper surface of the material carrying plate (12) is lower than the outlet end of the flow guide pipe (7-2);
after the dry strength agent is sent into the mixing hopper (6-1) through the discharge pipe (6-4), the dry strength agent falls on the material carrying plate (12), and the liquid in the guide pipe (7-2) is discharged to scour and dissolve the dry strength agent on the material carrying plate (12);
a sleeve (13) is movably sleeved on the discharging pipe (6-2), a lifting screw rod pair (14) is rotatably arranged on the frame (3) through a bearing, and the sliding block end of the lifting screw rod pair (14) is fixedly arranged on the outer side wall of the sleeve (13);
the sleeve (13) is driven to move up and down through the lifting screw pair (14), so that the up-down height of the lower port of the sleeve (13) is adjusted, and the dry strength agent mixed material in the mixing hopper (6-1) is discharged through the lower port of the sleeve (13) after being sent out through the discharging pipe (6-2).
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| CN202210710736.2A CN115007005B (en) | 2022-06-22 | 2022-06-22 | Be used for pulp to mix processing with dry strength agent interpolation device |
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| CN202210710736.2A CN115007005B (en) | 2022-06-22 | 2022-06-22 | Be used for pulp to mix processing with dry strength agent interpolation device |
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| CN115007005B true CN115007005B (en) | 2024-01-23 |
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| CN116693011B (en) * | 2023-07-21 | 2023-12-29 | 中鼎联盛科技有限公司 | Magnetic coagulation sedimentation integrated water purification equipment and process |
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