CN112297226A - Pulping and pulp feeding device for clean pulp - Google Patents
Pulping and pulp feeding device for clean pulp Download PDFInfo
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- CN112297226A CN112297226A CN201910691703.6A CN201910691703A CN112297226A CN 112297226 A CN112297226 A CN 112297226A CN 201910691703 A CN201910691703 A CN 201910691703A CN 112297226 A CN112297226 A CN 112297226A
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- flange
- screw pump
- slurry
- pulp
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B19/00—Machines or methods for applying the material to surfaces to form a permanent layer thereon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0887—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing provided with sieves or filters
Abstract
The invention discloses a pulping and pulp feeding device for clean pulp, and relates to the field of clean pulp spraying equipment. Including the agitator, abandon thick liquid structure, the screw pump, the agitator is vertical to be fixed on the base, its inner wall is provided with belt cleaning device, inside center is provided with filter equipment, the agitator below is connected with abandoning thick liquid structure through the flange, the play thick liquid pipe of abandoning thick liquid structure upwards fixes on the barrel to one side, it is connected with the screw pump through the hose to abandon thick liquid structure, the screw pump is vertical to be fixed on the base, the screw pump is equipped with water jet and first jet, the second jet, can carry out washing and gas washing to screw pump and thick liquid way pipeline, and back flush the filter equipment of agitator. The invention has simple structure and convenient operation, does not spray slurry during stirring, can filter sludge, adopts a mode of combining air washing and water washing, has more convenient and thorough cleaning and good cleaning effect, and is not easy to block slurry pipeline.
Description
Technical Field
The invention relates to a clean slurry spraying device, in particular to a clean slurry pulping and feeding device.
Background
The Prestressed Concrete Cylinder Pipe (PCCP) is widely applied to major water diversion and water transfer hydraulic construction projects such as south-to-north water diversion in China and urban water supply pipe network construction projects due to the excellent characteristics of large caliber, high pressure, deep earthing and long distance, and the durability of prestressed high-strength steel wires wound on the core of the PCCP directly influences the structural safety of the PCCP. The GB/T19685 'prestressed concrete cylinder pipe' national standard requires that cement paste with specified water-cement ratio is sprayed when wire winding is carried out, and the surface of the steel wire is effectively protected for the first time. The cement paste water-cement ratio on the surface of the steel wire is 0.625, the cement paste water-cement ratio has very strong viscosity, the solidification speed is very fast, the stirred slurry exceeds 45 minutes, initial setting is started, sludge can be generated, if the slurry is not cleaned timely and thoroughly, the slurry can be solidified on a stirring barrel or the inner wall of a slurry path pipeline, a worker directly takes a water pipe to clean the stirring barrel when generally cleaning, cleaning waste water flows out of a sprayer along the slurry path pipeline, and the slurry path pipeline is cleaned.
In addition, the traditional spraying equipment firstly deposits through the slag settling tank and then flows into the slurry pipeline for spraying after slurry comes out of the stirring barrel in the working process, the equipment structure is complex, the occupied area is large, and the slurry pipeline is inconvenient to clean and easy to block after the slurry comes out of the stirring barrel.
The screw pump for conveying the slurry is generally of a horizontal structure, a gap is reserved between the lower part of the conveying rod and the cylinder wall, the slurry is easy to deposit on the cylinder wall due to large specific gravity, the traditional screw pump is not easy to clean, a layer of thick slurry is solidified below the cylinder wall after a long time, the conveying of the slurry is influenced, and the slurry path is easy to block due to the fact that sludge is easily generated.
Disclosure of Invention
The invention aims to solve the technical problem of providing a pulping and slurry feeding device for purifying slurry, which has the advantages of simple structure, convenient operation, no splashing of slurry during stirring, capability of filtering sludge, convenient cleaning, good cleaning effect and difficult blockage of slurry pipelines.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a pulping and pulp feeding device for purified pulp comprises a stirring barrel, a pulp discarding structure and a screw pump, wherein the stirring barrel is fixedly connected with a first valve of the pulp discarding structure through a stirring barrel pulp outlet pipe flange fixed on a pulp discharging pipe, and the pulp outlet pipe of the pulp discarding structure is communicated with the screw pump through a feeding pulp path hose;
the stirring barrel comprises a barrel body, the barrel body is fixed on the base, a cleaning pipe is fixed above the barrel body and close to the inner wall of the barrel body through a supporting block, and the cleaning pipe is communicated with an external water source through a water pump; an anti-splashing structure is fixed on the inner wall below the barrel body, a filter barrel is fixed at the center of the bottom of the barrel body, a slurry outlet pipe is arranged below the barrel body, and a flange is fixed at the tail end of the slurry outlet pipe; the stirring shaft is arranged at the center line of the barrel body, stirring blades are fixed at the tail end of the stirring shaft, a stirring shaft support is arranged at the position, extending out of the barrel body, of the stirring shaft, a bearing is arranged on the stirring shaft support, the stirring shaft support is fixedly connected with a motor support, the motor is fixedly connected to the motor support, the motor is connected with the stirring shaft through a coupler, and the stirring shaft support is fixedly connected to the base.
Abandon thick liquid structure includes the barrel, the barrel both ends are fixed with first flange and second flange respectively, first flange and first valve one end fixed connection, the first valve other end and agitator play thick liquid pipe flange fixed connection, second flange and second valve one end fixed connection, the second valve other end and the flange fixed connection on the connector, the connector is equipped with the screw thread rather than the relative one end outer wall of flange fixed connection play thick liquid pipe on the barrel between first flange and the second flange.
The screw pump comprises a screw pump body, the screw pump body is vertically fixed on a screw pump support, the screw pump body is provided with a driving motor, the driving motor is electrically connected with a frequency converter, the screw pump body comprises a feeding section and a discharging section, the feeding section is provided with a feeding port, a water spraying port and a first air spraying port, the feeding port is connected with a feeding slurry path hose through a flange, the water spraying port is communicated with a water source through a cleaning machine, the first air spraying port is communicated with an air source through a second electromagnetic valve, the discharging section is provided with a discharging port and a second air spraying port, the discharging port is connected with a discharging slurry path hose through a flange, and the second air spraying port is communicated with the air source through the first electromagnetic valve.
Preferably, the cleaning pipe is annular tubular, is made of polytetrafluoroethylene, is tightly attached to the inner wall of the barrel body, and is close to and faces the inner wall of the stirring barrel body to be uniformly provided with a plurality of water spraying holes.
Preferably, the splash-proof structure is at least two rectangular steel plates which are welded and fixed on the inner wall of the barrel body in an obliquely upward symmetrical mode and are positioned above the stirring blades.
Preferably, the inside of the filter cartridge is of a cavity structure, the side wall of the filter cartridge is uniformly provided with a plurality of filter holes, and the filter cartridge is welded and fixed at the center of the bottom of the barrel body.
Preferably, the first flange and the second flange are fixedly connected with the cylinder in a welding mode, and the first valve and the second valve are wafer-type electric butterfly valves.
Preferably, the outlet of the slurry outlet pipe is obliquely upward and welded and fixed with the cylinder body at an acute included angle, and the outer wall of the outlet of the slurry outlet pipe is provided with threads.
Preferably, the screw pump body is a G-shaped screw pump, and the driving motor is an electromagnetic speed regulating motor and adjusts the rotating speed through a frequency converter.
Preferably, the first electromagnetic valve, the second electromagnetic valve and the air source are connected with a water vapor filter through air pipes, and the second air jet and the first electromagnetic valve are connected with a pressure transmitter through air pipes.
Preferably, the water spray opening of the screw pump feeding section is provided with threads and is fixedly connected with the water pipe through the threads, and the first air spray opening and the second air spray opening are both provided with threads and are fixedly connected with the air pipe through the threads.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
1. according to the invention, the annular cleaning pipe with the water spraying holes is arranged above the barrel body, so that the slurry does not adhere to the barrel body, workers only need to turn on the water pump, water is directly sprayed on the inner wall of the barrel body through the water spraying holes, the water flows from the upper part to the lower part of the inner wall, the inner wall of the whole stirring barrel can be cleaned by the water, the operation is simple, the labor is saved, and the cleaning effect is good; the filter cartridge arranged below the barrel body can filter mud residues in the slurry, so that a slurry path is not blocked; the anti-splashing structure is welded and fixed on the inner wall of the stirring barrel body, so that slurry cannot be splashed out of the stirring barrel body in the high-speed stirring process of the stirring shaft in a rotating mode, and materials are saved.
2. The slurry outlet pipe is arranged obliquely upwards, so that sludge in slurry is precipitated in the barrel body to form a sludge settling tank due to gravity, the second valve is opened at intervals to release the sludge, the sludge settling tank does not need to be additionally arranged, and the slurry outlet pipe is simple in structure and convenient to operate; abandon simultaneously and set up first valve and second valve in the thick liquid structure, make easy row thick liquid, collect useless thick liquid and wash thick liquid way.
3. The invention adopts a vertical mode to install the screw pump, firstly, the deposition of slurry in the screw pump is stopped from the source, the feeding section is provided with a water spraying port and an air spraying port, water is sprayed in the feeding section by four jets, the feeding section of the screw pump can be washed, the air source connected with the air spraying port can be opened in the washing process, so that the water and the air are mixed and washed, the screw pump is operated in the washing process, the water flows downwards along the feeding section, so that the feeding section is washed, the water flows into the discharging section from the feeding section and finally flows into a slurry pipeline, and the slurry pipeline is also washed. In the spraying process, if a slurry path behind the screw pump is blocked, the pressure transmitter sends a signal, and the air jet at the discharge section starts to jet high-pressure gas to dredge the slurry path, so that the continuous operation of the equipment is ensured.
4. After an air source connected with an air nozzle of the screw pump feeding section is opened, high-pressure air not only dredges the screw pump, but also comes out from a filtering device filtering hole of the stirring barrel along a slurry discarding structure, so that sludge adhered to the filtering device is flushed away, the filtering device is reversely cleaned, and the filtering device is prevented from being blocked.
5. The invention carries out the washing mode combining water washing and air washing to the pulping and the pulp feeding, has simple operation and good washing effect, and the pulp path pipeline is not easy to be blocked.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. the device comprises a stirring barrel 101, a motor 102, a motor support 103, a coupler 104, a stirring shaft support 105, a support block 106, a cleaning pipe 107, a base 108, a stirring shaft 109, a barrel body 110, an anti-splashing structure 111, a stirring blade 112, a filter cartridge 113, a slurry discharge pipe 2, a slurry discarding structure 201, a stirring barrel slurry outlet pipe flange 202, a first valve 203, a first flange 204, a slurry outlet pipe 205, a barrel body 206, a second flange 207, a second valve 208, a connecting body 3, a screw pump 301, a frequency converter 302, a feeding port 303, a driving motor 304, a screw pump body 305, a screw pump support 306, a water spray port 307, a first air spray port 308, a first electromagnetic valve 309, a second electromagnetic valve 310, a pressure transmitter 311, a water vapor filter 312, a cleaning machine 313, a second air spray port 314, a discharge port 315, a cleaning, Air source 316, water source 317, air pipe 318, water pipe 319, feeding slurry path hose 320 and discharging slurry path hose.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a pulping and pulp feeding device for clean pulp comprises a stirring barrel 1, a pulp discarding structure 2 and a screw pump 3, wherein the stirring barrel 1 is fixedly connected with a first valve 202 of the pulp discarding structure 2 through a stirring barrel pulp outlet pipe flange 201 fixed on a pulp discharging pipe 113, and a pulp outlet pipe 204 of the pulp discarding structure 2 is communicated with the screw pump 3 through a feeding pulp path hose 319;
the stirring barrel 1 comprises a barrel body 109, the barrel body 109 is fixed on a base 107, a cleaning pipe 106 is fixed above the barrel body 109 and clings to the inner wall through a supporting block 105, and the cleaning pipe 106 is communicated with an external water source through a water pump; an anti-splashing structure 110 is fixed on the inner wall below the barrel body 109, a filter barrel 112 is fixed at the center of the bottom of the barrel body 109, a slurry outlet pipe 113 is arranged below the barrel body 109, and a flange is fixed at the tail end of the slurry outlet pipe; the utility model discloses a stirring shaft, including staving center line position, motor support 102, motor 101, stirring shaft support 104, motor support 202, motor 101, motor 103, stirring shaft support 104 is fixed with stirring vane 111, the stirring shaft stretches out the staving position is equipped with (mixing) shaft support 104, stirring shaft support 104 is equipped with the bearing, stirring shaft support 104 and motor support 202 fixed connection, motor 101 fixed connection is on motor support 102, motor 101 pass through the shaft coupling 103 with stirring shaft 108 is connected, stirring shaft support 104 fixed connection is on base 107.
The slurry disposal structure 2 comprises a cylinder body 205, a first flange 203 and a second flange 206 are respectively fixed at two ends of the cylinder body 205, the first flange 203 is fixedly connected with one end of a first valve 202, the other end of the first valve 202 is fixedly connected with a flange 201 of a slurry outlet pipe of a stirring barrel, the second flange 206 is fixedly connected with one end of a second valve 207, the other end of the second valve 207 is fixedly connected with a flange on a connecting body 208, and a slurry outlet pipe 204 is fixedly connected on the cylinder body 205 between the first flange 203 and the second flange 206.
The screw pump 3 comprises a screw pump body 304, the screw pump body 304 is vertically fixed on a screw pump support 305, the screw pump body 304 is provided with a driving motor 303, the driving motor 303 is electrically connected with a frequency converter 301, the screw pump body 304 comprises a feeding section and a discharging section, the feeding section is provided with a feeding port 302, a water spraying port 306 and a first air spraying port 307, the feeding port 302 is connected with a feeding slurry path hose 319 through a flange, the water spraying port 306 is communicated with a water source 316 through a cleaning machine 312, the first air spraying port 307 is communicated with an air source 315 through a second electromagnetic valve 309, the discharging section is provided with a discharging port 314 and a second air spraying port 313, the discharging port 314 is connected with the discharging slurry path hose 320 through a flange, and the second air spraying port 313 is communicated with the air source 315 through the first electromagnetic valve 308.
Further, the cleaning pipe 106 is annular and tubular, is made of polytetrafluoroethylene, is tightly attached to the inner wall of the barrel 109, and is provided with a plurality of water spraying holes close to and facing the inner wall of the stirring barrel body.
Further, the anti-splashing structure 110 is at least two rectangular steel plates, and is welded and fixed on the inner wall of the barrel 109 in an obliquely upward symmetrical manner and located above the stirring blade 111.
Further, the inside of the filter cartridge 112 is a cavity structure, the side wall of the filter cartridge 112 is uniformly provided with a plurality of filter holes, and the filter cartridge 112 is welded and fixed at the center of the bottom of the barrel 109.
Further, the first flange 203 and the second flange 206 are both fixedly connected with the cylinder 205 by welding, and the first valve 202 and the second valve 207 are both split clamping electric butterfly valves.
Further, the outlet of the slurry outlet pipe 204 is welded and fixed with the cylinder 205 in an acute included angle in an inclined upward manner, the outer wall of the outlet of the slurry outlet pipe 204 is provided with threads, and the outer wall of the end, opposite to the flange, of the connecting body 208 is provided with threads.
Further, the screw pump body 304 is a G-type screw pump, and the driving motor 303 is an electromagnetic speed regulating motor and adjusts the rotating speed through the frequency converter 301.
Further, a water vapor filter 311 is connected between the first electromagnetic valve 308 and the second electromagnetic valve 309 and the air source 315 through an air pipe 317, and a pressure transmitter 310 is connected between the second air jet 313 and the first electromagnetic valve 308 through an air pipe.
Further, the water spraying port 306 of the screw pump feeding section is threaded and fixedly connected with the water pipe 318 through threads, and the first air spraying port 307 and the second air spraying port 313 are both threaded and fixedly connected with the air pipe 317 through threads.
During pulping, the first valve 202 is closed, after pulping is completed, the second valve 207 is closed, the first valve 202 is opened, slurry flows into the slurry discarding structure 2 from the filter hole of the mixing drum filter cylinder 112, flows into the feeding section of the screw pump 3 along the slurry outlet pipe 204 which is arranged obliquely upwards after sediment, and is sent into a slurry path pipeline connected below the slurry outlet section by driving the conveying rod through the electromagnetic speed regulating motor. When discharging slurry and discharging slag, the first valve 202 and the second valve 207 are opened, and residual slurry and sludge are discharged into a waste residue collecting device connected with the connecting body 208 along the slurry discarding structure 2.
If a slurry path behind the screw pump 3 is blocked in the pulping process, the pressure transmitter 310 sends a signal, and an air source of a first air jet 307 of the screw pumping material section is opened to dredge the slurry path pipeline, so that the continuous operation of the equipment is ensured.
When the equipment is washed, the first valve 202 is closed, the water pump connected with the cleaning pipe 106 of the stirring barrel 1 is opened, the barrel body 109 is cleaned through the cleaning pipe 106, cleaning wastewater flows into the slurry discarding structure 2 from the filtering hole of the filtering barrel 112, the slurry discarding structure 2 is cleaned, if the cleaning wastewater does not enter the screw pump 3, the second valve 207 can be opened to discharge the cleaning wastewater, if the second valve 207 is closed, the cleaning wastewater flows into the material inlet section of the screw pump 3 along the slurry outlet pipe 204, at the moment, the driving motor 303 is opened, the screw pump 3 is in a running state, the cleaning wastewater flows into the slurry pipeline behind the screw pump 3 after cleaning the screw pump 3, and the slurry pipeline behind the screw pump 3 is cleaned.
When the mixing drum 1 is cleaned, the second electromagnetic valve 309 connected with the cleaning machine 312 connected with the water spray 6 of the feeding section of the screw pump 3 and the first air spray 307 is opened, the screw pump 3 is simultaneously washed and air-washed, water and air are mixed to form water mist, the water and air mixture enters the slurry discarding structure 2 from the slurry outlet pipe 204 along the feeding slurry pipeline hose 319, the second valve 207 of the slurry discarding structure 2 is closed, the water and air mixture is sprayed out from the filtering holes of the filter cartridge 112 of the mixing drum 1, sludge blocked in the filtering holes is flushed away, the filter cartridge 112 is dredged, and the back washing of the filter cartridge 112 is realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The pulping and pulp conveying device for the net pulp is characterized by comprising a stirring barrel (1), a pulp discarding structure (2) and a screw pump (3), wherein the stirring barrel (1) is fixedly connected with a first valve (202) of the pulp discarding structure (2) through a stirring barrel pulp outlet pipe flange (201) fixed on a pulp discharging pipe (113), and a pulp outlet pipe (204) of the pulp discarding structure (2) is communicated with the screw pump (3) through a feeding pulp passage hose (319);
the stirring barrel (1) comprises a barrel body (109), the barrel body (109) is fixed on a base (107), a cleaning pipe (106) is fixed on the upper portion of the barrel body (109) and clings to the inner wall of the barrel body through a supporting block (105), and the cleaning pipe (106) is communicated with an external water source through a water pump; an anti-splashing structure (110) is fixed on the inner wall below the barrel body (109), a filter barrel (112) is fixed at the center of the bottom of the barrel body (109), a slurry outlet pipe (113) is arranged below the barrel body (109), and a flange is fixed at the tail end of the slurry outlet pipe; a stirring shaft (108) is arranged at the central line position of the barrel body, a stirring blade (111) is fixed at the tail end of the stirring shaft (108), a stirring shaft support (104) is arranged at the position of the stirring shaft, which extends out of the barrel body, the stirring shaft support (104) is provided with a bearing, the stirring shaft support (104) is fixedly connected with a motor support (202), the motor (101) is fixedly connected with a motor support (102), the motor (101) is connected with the stirring shaft (108) through a coupler (103), and the stirring shaft support (104) is fixedly connected with a base (107);
the slurry disposal structure (2) comprises a cylinder body (205), a first flange (203) and a second flange (206) are respectively fixed at two ends of the cylinder body (205), the first flange (203) is fixedly connected with one end of a first valve (202), the other end of the first valve (202) is fixedly connected with a slurry outlet pipe flange (201) of a stirring barrel, the second flange (206) is fixedly connected with one end of a second valve (207), the other end of the second valve (207) is fixedly connected with a flange on a connecting body (208), the connecting body (208) is provided with threads on the outer wall of one end opposite to the flange, and a slurry outlet pipe (204) is fixedly connected on the cylinder body (205) between the first flange (203) and the second flange (206);
the screw pump (3) comprises a screw pump body (304), the screw pump body (304) is vertically fixed on a screw pump support (305), the screw pump body (304) is provided with a driving motor (303), the driving motor (303) is electrically connected with a frequency converter (301), the screw pump body (304) comprises a feeding section and a discharging section, the feeding section is provided with a feeding port (302), a water spraying port (306) and a first air spraying port (307), the feeding port (302) is connected with a feeding slurry path hose (319) through a flange, the water spraying port (306) is communicated with a water source (316) through a cleaning machine (312), the first air spraying port (307) is communicated with an air source (315) through a second electromagnetic valve (309), the discharging section is provided with a discharging port (314) and a second air spraying port (313), the discharging port (314) is connected with a discharging slurry path hose (320) through a flange, the second air injection port (313) is communicated with an air source (315) through a first electromagnetic valve (308).
2. The clean slurry pulping and feeding device as claimed in claim 1, wherein the cleaning pipe (106) is annular and tubular, is made of polytetrafluoroethylene, is tightly attached to the inner wall of the barrel body (109), and is uniformly provided with a plurality of water spray holes close to and facing the inner wall of the stirring barrel body.
3. The neat paste pulping and feeding device as claimed in claim 1, wherein the anti-splashing structure (110) is at least two rectangular steel plates, and is welded and fixed on the inner wall of the barrel body (109) and above the stirring blade (111) in an obliquely upward symmetrical manner.
4. The neat paste pulping and feeding device as claimed in claim 1, wherein the inside of the filter cartridge (112) is a cavity structure, the side wall of the filter cartridge (112) is uniformly provided with a plurality of filter holes, and the filter cartridge (112) is welded and fixed at the center of the bottom of the barrel body (109).
5. The clean slurry pulping and feeding device as claimed in claim 1, wherein the first flange (203) and the second flange (206) are fixedly connected with the cylinder (205) by welding, and the first valve (202) and the second valve (207) are wafer electric butterfly valves.
6. The net slurry pulping and feeding device as claimed in claim 1, wherein the outlet of the slurry outlet pipe (204) is welded and fixed with the cylinder (205) in an inclined upward manner at an acute included angle, and the outer wall of the outlet of the slurry outlet pipe (204) is provided with threads.
7. The pulping and feeding device of the net slurry as claimed in claim 1, wherein the screw pump body (304) is a G-type screw pump, and the driving motor (303) is an electromagnetic speed regulating motor and the rotation speed is regulated by a frequency converter (301).
8. The pulping and pulp feeding device of the clean pulp as claimed in claim 1, wherein a water vapor filter (311) is connected between the first electromagnetic valve (308) and the second electromagnetic valve (309) and the air source (315) through an air pipe (317), and a pressure transmitter (310) is connected between the second air jet (313) and the first electromagnetic valve (308) through an air pipe.
9. The neat paste pulping and feeding device as claimed in claim 1, wherein the water jet (306) of the screw pump feeding section is threaded and fixedly connected with the water pipe (318) through threads, and the first air jet (307) and the second air jet (313) are both threaded and fixedly connected with the air pipe (317) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910691703.6A CN112297226A (en) | 2019-07-30 | 2019-07-30 | Pulping and pulp feeding device for clean pulp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910691703.6A CN112297226A (en) | 2019-07-30 | 2019-07-30 | Pulping and pulp feeding device for clean pulp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112297226A true CN112297226A (en) | 2021-02-02 |
Family
ID=74330093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910691703.6A Pending CN112297226A (en) | 2019-07-30 | 2019-07-30 | Pulping and pulp feeding device for clean pulp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112297226A (en) |
-
2019
- 2019-07-30 CN CN201910691703.6A patent/CN112297226A/en active Pending
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