CN217139504U - Concentrating mechanism for medium-low concentration mixed grinding - Google Patents
Concentrating mechanism for medium-low concentration mixed grinding Download PDFInfo
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- CN217139504U CN217139504U CN202220330102.XU CN202220330102U CN217139504U CN 217139504 U CN217139504 U CN 217139504U CN 202220330102 U CN202220330102 U CN 202220330102U CN 217139504 U CN217139504 U CN 217139504U
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- 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
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Abstract
The utility model discloses a well low-concentration mixed thick liquid of beating uses concentrated mechanism, which comprises a bracket, the bottom of support is fixed with the saddle, and the top of saddle is fixed with concentrated jar, the central point department of putting of concentrated tank bottom rotates and installs the round net frame, be fixed with the layer board on the inner wall of support one side, and one side on layer board top installs rotary driving piece, and rotary driving piece's output installs the main shaft, the stirring subassembly is installed to the bottom of main shaft, the central point department of putting on round net frame top is fixed with the cavity steel column, and the top of cavity steel column installs driven fluted disc, the central point department of putting on driven fluted disc surface is provided with prefabricated round hole. The utility model discloses not only improve concentration efficiency, still strengthen the cohesion between the paper pulp fibre, improve the preparation quality of medium-low concentration thick liquid.
Description
Technical Field
The utility model relates to a concentrated technical field of paper pulp specifically is a mixed thick liquid of well low-concentration is ground and is used concentrated mechanism.
Background
The paper-making industry is rapidly developing in the process of global industrialization, the scale benefit of a pulp mill is increasingly obvious, and the pulp grinding as an important working section in the paper-making engineering has great potential on energy conservation and raw material optimization of the paper-making process. The apparatus is particularly important to the paper industry. Low consistency pulping requires more powerful equipment and larger floor space buildings for unit capacity, which makes it difficult to build large-scale energy-producing pulp mills. The development of a groove type beater in the early stage is to a conical beater, a cylindrical refiner in the later stage and a double-plate beater widely used at present, the improvement is also continuously carried out along with the rapid development of the papermaking industry, the development is carried out from the first ten inches to forty or fifty inches, meanwhile, the double-disc grinder in a single grinding area is also developed into a double-disc area double-disc grinder, and tens of series and hundreds of types are developed from more than ten types of disc;
the mixed pulp grinding medium-low concentration papermaking technology can obviously improve the product quality, save energy consumption and greatly improve the production efficiency, a concentration device is required to be used for carrying out concentration treatment on a paper box in the process, the common pulp concentration modes comprise gravity dehydration, extrusion dehydration and vacuum filtration dehydration, wherein a cylinder thickener is a typical device.
The type of concentration mechanism on the market is various nowadays, can satisfy people's user demand basically, but still has certain weak point, and the structure setting of current type of concentration mechanism is comparatively simple, and concentration efficiency is comparatively low, is difficult to satisfy the production demand of well low concentration ground paste liquid.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well low-concentration mixes thick liquid with concentrated mechanism to provide the less problem of concentrated efficiency of concentrated mechanism in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a well low-concentration mixed thick liquid is ground and is used concentrated mechanism, includes the support, the bottom of support is fixed with the saddle, just the top of saddle is fixed with concentrated jar, the central point department of putting of concentrated tank bottom rotates and installs the round net frame, be fixed with the layer board on the inner wall of support one side, just rotary driving spare is installed to one side on layer board top, just the main shaft is installed to rotary driving spare's output, the stirring subassembly is installed to the bottom of main shaft, the central point department of putting on round net frame top is fixed with the cavity steel column, just driven fluted disc is installed on the top of cavity steel column, the central point department of putting on driven fluted disc surface is provided with prefabricated round hole, the pivot is installed in one side rotation of layer board bottom, just one side on pivot surface is fixed with first gear, first gear and driven fluted disc intermeshing.
Preferably, a drain valve is arranged on the outer wall of one side of the concentration tank.
Preferably, a fixed holding frame is fixed on the outer wall of one side of the concentration tank, a stepping motor is installed on the outer wall of one side of the fixed holding frame, and the output end of the stepping motor is fixedly connected with the bottom end of the rotating shaft.
Preferably, the outer circumferential surface of the circular screen frame is provided with circular filter holes at equal intervals.
Preferably, the stirring subassembly includes the connection pad, just the connection pad is fixed in the bottom of main shaft, the corner position department of connection pad bottom all is fixed with the cleaning board, the cleaning board is provided with three groups, three groups the cleaning board is symmetrical structure about the central point of connection pad.
Preferably, a plurality of groups of connecting arms are fixed on one side of the surface of the cleaning plate, and one end of each connecting arm is fixedly connected with the other cleaning plate.
Compared with the prior art, the beneficial effects of the utility model are that: the concentrating mechanism for medium-low concentration mixed pulp grinding not only improves the concentrating efficiency, but also enhances the binding force among paper pulp fibers and improves the preparation quality of medium-low concentration pulp grinding;
(1) through the arrangement of the structure that the rotating shaft and the first gear are matched with each other, the rotating shaft and the first gear are driven to rotate through the stepping motor, the first gear drives the driven fluted disc, the hollow steel column and the rotary screen frame to rotate, at the moment, the paper pulp is thrown out by utilizing centrifugal force, and the thrown waste liquid and large granular impurities are positioned in an interlayer between the rotary screen frame and the concentration tank, so that the concentration work of the paper pulp is completed, the concentration process is rapid and stable, and the concentration efficiency of the mechanism is effectively improved;
(2) through the arrangement of the mutually matched structures of the cleaning plates, the main shaft, the connecting disc and the three groups of cleaning plates are driven to rotate by the rotary driving piece, namely, when the cleaning plates are mixed and sheared, fibers are mutually extruded, rubbed and kneaded, so that the fibers in a winding and bending state are stretched, the binding force among the fibers is enhanced, and the preparation quality of medium-low concentration grinding is improved;
(3) through being provided with the structure of mutually supporting such as cleaning board and mould frame, because the inner wall contact of cleaning board and mould frame, usable cleaning board is shoveled the plug in the mould frame filtration pore this moment, can effectively prolong the maintenance cycle of concentrated mechanism.
Drawings
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a schematic view of the front view cross-sectional structure of the present invention;
fig. 3 is a schematic top view of the driven fluted disc of the present invention;
FIG. 4 is an enlarged schematic view of the stirring assembly of the present invention;
in the figure: 1. a support; 101. a support plate; 2. a saddle; 3. a concentration tank; 301. a drain valve; 302. fixing the holding frame; 4. a rotary drive member; 5. a main shaft; 6. a stepping motor; 7. a rotating shaft; 8. a first gear; 9. a circular screen frame; 10. a stirring assembly; 1001. a connecting disc; 1002. cleaning the board; 1003. a connecting arm; 11. a hollow steel column; 12. a driven fluted disc; 1201. and (6) prefabricating a round hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a concentration mechanism for medium-low concentration mixed grinding comprises a support 1, wherein a support table 2 is fixed at the bottom of the support 1, a concentration tank 3 is fixed at the top end of the support table 2, and a liquid discharge valve 301 is installed on the outer wall of one side of the concentration tank 3;
a circular screen frame 9 is rotatably arranged at the central position of the bottom of the concentration tank 3, and circular filtering holes with equal intervals are arranged on the peripheral surface of the circular screen frame 9;
a supporting plate 101 is fixed on the inner wall of one side of the support 1, a rotary driving piece 4 is installed on one side of the top end of the supporting plate 101, a main shaft 5 is installed at the output end of the rotary driving piece 4, a stirring assembly 10 is installed at the bottom end of the main shaft 5, a hollow steel column 11 is fixed at the central position of the top end of the circular screen frame 9, a driven fluted disc 12 is installed at the top end of the hollow steel column 11, a prefabricated round hole 1201 is formed in the central position of the surface of the driven fluted disc 12, and a paper pulp feeding pipe is inserted from the prefabricated round hole 1201, so that paper pulp is guided into the circular screen frame 9;
a fixed holding frame 302 is fixed on the outer wall of one side of the concentration tank 3, a stepping motor 6 is installed on the outer wall of one side of the fixed holding frame 302, and the output end of the stepping motor 6 is fixedly connected with the bottom end of the rotating shaft 7;
a rotating shaft 7 is rotatably mounted on one side of the bottom end of the supporting plate 101, a first gear 8 is fixed on one side of the surface of the rotating shaft 7, the first gear 8 is meshed with a driven fluted disc 12, a stepping motor 6 is started, the rotating shaft 7 and the first gear 8 are driven to rotate through the stepping motor 6, and then the driven fluted disc 12, the hollow steel column 11 and the circular screen frame 9 are driven to rotate by the first gear 8;
pulp is thrown out by utilizing centrifugal force, thrown waste liquid and large-particle impurities are positioned in an interlayer between the circular screen frame 9 and the concentration tank 3, the part of the waste liquid is discharged through the liquid discharge valve 301, and then a liquid inlet pipe of the material taking pump is inserted from the prefabricated circular hole 1201, so that the concentrated pulp liquid is discharged, and the concentration efficiency of the mechanism can be effectively improved;
the stirring assembly 10 comprises a connecting disc 1001, the connecting disc 1001 is fixed at the bottom end of the main shaft 5, the cleaning plates 1002 are fixed at the corner positions of the bottom end of the connecting disc 1001, three groups of cleaning plates 1002 are arranged, the three groups of cleaning plates 1002 are in a symmetrical structure about the center point of the connecting disc 1001, when the mechanism concentrates the slurry, the rotary driving piece 4 can be synchronously started, the main shaft 5, the connecting disc 1001 and the three groups of cleaning plates 1002 are driven to rotate by the rotary driving piece 4, and the slurry is mixed by the three groups of cleaning plates 1002;
the cleaning plate 1002 moderately homogenizes the fibers in the pulp to enable the fibers to be preliminarily swollen and broomed, and medium-consistency pulp grinding is utilized to enable the fibers to be mutually extruded, rubbed and kneaded, so that the fibers in a winding and bending state are spread, the binding force among the fibers is enhanced, and the preparation quality of medium-low concentration pulp grinding is improved;
a plurality of groups of connecting arms 1003 are fixed on one side of the surface of the cleaning plate 1002, and one ends of the connecting arms 1003 are fixedly connected with the other group of cleaning plate 1002;
because the cleaning plate 1002 is in contact with the inner wall of the cylinder frame 9, the cleaning plate 1002 can be used for shoveling away the blocking objects in the filtering holes of the cylinder frame 9, and the maintenance period of the concentration mechanism is effectively prolonged.
When the device is used, firstly, a paper pulp feeding pipe is inserted from the prefabricated round hole 1201 by a worker, so that paper pulp is guided into the circular screen frame 9, then the worker opens the stepping motor 6, the rotating shaft 7 and the first gear 8 are driven to rotate by the stepping motor 6, the first gear 8 drives the driven fluted disc 12, the hollow steel column 11 and the circular screen frame 9 to rotate, at the moment, the paper pulp is thrown out by centrifugal force, thrown waste liquid and large particle impurities are positioned in an interlayer between the circular screen frame 9 and the concentration tank 3, the part of waste liquid is discharged through the liquid discharge valve 301, then a liquid inlet pipe of the material taking pump is inserted from the prefabricated round hole 1201, so that concentrated paper pulp is discharged, the concentration efficiency of the device can be effectively improved, when the device concentrates the paper pulp, the rotary driving piece 4 can be synchronously opened, the main shaft 5, the connecting disc 1001 and the three groups of plates 1002 are cleaned by the rotary driving piece 4, the three groups of cleaning plates 1002 are utilized to mix the pulp, so that the fibers in the pulp are properly homogenized, the fibers are preliminarily swollen and broomed, and the fibers are mutually extruded, rubbed and kneaded by medium-concentration pulp grinding, so that the fibers in a winding and bending state are stretched, the bonding force among the fibers is enhanced, and the preparation quality of medium-low concentration pulp grinding is improved;
in the process of mixing the slurry by the cleaning plate 1002, because the cleaning plate 1002 is in contact with the inner wall of the cylinder frame 9, the cleaning plate 1002 can be used for shoveling the blocking substances in the filtering holes of the cylinder frame 9, and the maintenance period of the concentration mechanism is effectively prolonged.
Claims (6)
1. The utility model provides a well low-consistency mixing refining is with concentrated mechanism which characterized in that: the device comprises a support (1), wherein a supporting platform (2) is fixed at the bottom of the support (1), a concentration tank (3) is fixed at the top end of the supporting platform (2), a circular screen frame (9) is rotatably installed at the central position of the bottom of the concentration tank (3), a supporting plate (101) is fixed on the inner wall of one side of the support (1), a rotary driving piece (4) is installed at one side of the top end of the supporting plate (101), a main shaft (5) is installed at the output end of the rotary driving piece (4), a stirring assembly (10) is installed at the bottom end of the main shaft (5), a hollow steel column (11) is fixed at the central position of the top end of the circular screen frame (9), a driven fluted disc (12) is installed at the top end of the hollow steel column (11), a prefabricated round hole (1201) is arranged at the central position of the surface of the driven fluted disc (12), and a rotating shaft (7) is rotatably installed at one side of the bottom end of the supporting plate (101), and a first gear (8) is fixed on one side of the surface of the rotating shaft (7), and the first gear (8) is meshed with the driven fluted disc (12).
2. The thickening mechanism for medium-low consistency mixed refining according to claim 1, wherein: and a liquid discharge valve (301) is arranged on the outer wall of one side of the concentration tank (3).
3. The thickening mechanism for medium-low consistency mixed refining according to claim 1, wherein: be fixed on the outer wall of concentrated jar (3) one side and embrace frame (302), just install step motor (6) on the outer wall of fixed frame (302) one side of embracing, the output of step motor (6) and the bottom fixed connection of pivot (7).
4. The thickening mechanism for medium-low consistency mixed refining according to claim 1, wherein: the peripheral surface of the round screen frame (9) is provided with round filtering holes at equal intervals.
5. The thickening mechanism for medium-low consistency mixed refining according to claim 1, wherein: stirring subassembly (10) include connection pad (1001), just connection pad (1001) are fixed in the bottom of main shaft (5), the corner position department of connection pad (1001) bottom all is fixed with cleaning board (1002), cleaning board (1002) are provided with three groups, three groups cleaning board (1002) are symmetrical structure about the central point of connection pad (1001).
6. The thickening mechanism for medium-low consistency mixed refining according to claim 5, wherein: and a plurality of groups of connecting arms (1003) are fixed on one side of the surface of the cleaning plate (1002), and one ends of the connecting arms (1003) are fixedly connected with the other group of cleaning plate (1002).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202220330102.XU CN217139504U (en) | 2022-02-18 | 2022-02-18 | Concentrating mechanism for medium-low concentration mixed grinding |
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CN202220330102.XU CN217139504U (en) | 2022-02-18 | 2022-02-18 | Concentrating mechanism for medium-low concentration mixed grinding |
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CN217139504U true CN217139504U (en) | 2022-08-09 |
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CN202220330102.XU Active CN217139504U (en) | 2022-02-18 | 2022-02-18 | Concentrating mechanism for medium-low concentration mixed grinding |
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- 2022-02-18 CN CN202220330102.XU patent/CN217139504U/en active Active
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