CN212039325U - Disc structure of multi-disc thickener - Google Patents

Abstract

The utility model provides a concentrated quick-witted disc structure of polydisc belongs to concentrated quick-witted accessory technical field of polydisc. The disc type washing machine comprises a machine body, wherein a disc module and a washing module are arranged in the machine body, the disc module comprises a rotating shaft transversely arranged in the machine body, a plurality of disc hubs uniformly arranged at intervals are sleeved on the rotating shaft, and fan blades are uniformly arranged on the disc hubs along the circumferential direction. After changing the filter bag on the disc among the prior art into the fan piece, can effectively reduce the subsequent change expense of filter bag, and reduce cost of maintenance, thereby reach the purpose of increase of production and reduction work load when overhauing, the fan piece can be dismantled with disc wheel hub and be connected and also can easy to assemble and dismantle, rotatory washing subassembly can be through wasing the branch pipe simultaneously to the fan piece of both sides rotatory washing, can increase the washing area of fan piece under the condition that does not increase washing nozzle quantity, both reduced equipment cost can improve the cleaning performance again.

Description

Disc structure of multi-disc thickener

Technical Field

The utility model belongs to the technical field of concentrated quick-witted accessory of polydisc, a concentrated quick-witted disc structure of polydisc is related to.

Background

The preparation and storage of clear water filtrate used in a fiber recovery paper mill of the multi-disc filter remove redundant wastewater and slag, and improve the concentration of broke in the broke tower. It is suitable for white water treatment, pulp recovery and filler (white water recovery) of a waste paper machine; concentrating the selected pulp after screening or before bleaching of various pulps, and is particularly suitable for the pulp with low concentration and poor drainage (pulp concentration); the washing of the paper pulp can carry out spray conversion washing (paper pulp washing) on the sizing layer of the rotary section plate; filtering the alkali recovery causticized white liquor and washing the white liquor on a white mud tray (filtering the white liquor);

the original design of the multi-disc in the prior art is a filter bag type, which needs to be replaced periodically, and the eyelet of the filter bag is enlarged to influence the PPM of the white water at the later stage of the use of the filter bag; the filter bag and the framework need to be maintained regularly, so that the maintenance cost is increased, and the workload of workers is increased; in the production process, the pulp line is directly stopped if the frame is broken, the filter bag is damaged and the like, and the multi-disc cleaning and pulp stripping effects in the prior art are poor.

In order to overcome the defects of the prior art, various solutions are proposed through continuous exploration, for example, a chinese patent discloses a large-span thickener [ application number: 201220017854.7], comprises a casing and a filtering device fixed in the casing and composed of a plurality of stainless steel discs arranged in parallel, wherein the discs are uniformly distributed with filtering holes, the discs are spliced by a plurality of fan-shaped discs, and a central tube is fixedly connected with the center of the stainless steel discs. According to the scheme, a plurality of stainless steel discs are arranged in parallel, and small-hole filter screens are uniformly distributed on the discs, so that the filter screens are not easy to deform, the contact area of the filter screens and white water is increased, the concentration effect of the slurry is good, and the subsequent process is convenient to process; the treated white water has low concentration, is beneficial to the cyclic utilization of the white water, reduces the resource waste and protects the environment, but also has the defects of poor multi-disc cleaning and pulp stripping effects.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, provide a concentrated quick-witted disk structure of polydisc.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a concentrated quick-witted disc structure of polydisc, includes the organism, the organism in be equipped with the disc module and erode the module, the disc module is equipped with the disc wheel hub that a plurality of interval evenly set up including horizontal setting in the organism in the pivot, disc wheel hub on evenly installed the fan along circumference, fan and disc wheel hub can dismantle and be connected, erode the module and include that can carry out abluent rotatory cleaning assembly to the fan and can shell the thick liquid subassembly of shelling of thick liquid, rotatory cleaning assembly include a plurality of washing branch pipes, the washing branch pipe set up the center department at two adjacent disc wheel hubs, shell the thick liquid subassembly and set up the top at the disc module.

In one of the above-described configurations of the multiple disc concentrator discs, the fan blades are made of stainless steel.

In the above-mentioned disk structure of the multi-disk concentrator, the fan blades are fixed on the disk hub by bolts.

In foretell concentrated quick-witted disc structure of polydisc, rotatory cleaning assembly still include along the main inlet tube of horizontal setting at the organism top, washing branch pipe top link to each other with main inlet tube, washing branch pipe on be equipped with a plurality of delivery ports, washing branch pipe on still be equipped with rotatory water outlet spare.

In the above-mentioned disk structure of the multi-disk concentrator, the rotary water outlet member includes a rotary outer tube sleeved on the cleaning branch tube, the cleaning branch tube is movably connected with the rotary outer tube, a plurality of annular connecting runners corresponding to a plurality of water outlets one to one are arranged in the cleaning branch tube, and cleaning nozzles corresponding to the annular connecting runners one to one are further arranged on the rotary outer tube.

In the above-mentioned concentrated quick-witted disc structure of polydisc, rotatory outer tube on be equipped with two sets of washing nozzle, two sets of washing nozzle set up respectively in the both sides of rotatory outer tube, every group washing nozzle includes that a plurality of evenly sets up along vertical direction interval's washing nozzle, and the washing nozzle in two sets of washing nozzles sets up in a staggered manner.

In the above-mentioned disk structure of the multi-disk concentrator, the top of the machine body is further provided with a driver fixing plate, the cleaning branch pipe penetrates through the driver fixing plate and is connected with the main water inlet pipe, the bottom of the driver fixing plate is connected with a rotary driver, the rotary driver is provided with a rotatable output shaft, the end part of the output shaft of the rotary driver is connected with a first gear, the top of the rotary outer pipe is provided with a second gear, and the first gear is meshed with the second gear.

In foretell concentrated quick-witted disc structure of polydisc, driver fixed plate bottom still be equipped with the protective housing, the output shaft of driver fixed plate inserts in the protective housing and links to each other with rotatory outer tube through a gear and No. two gears, rotatory outer tube on still be equipped with insert in the protective housing lateral wall and with the annular limiting plate that the protective housing normal running fit is connected.

In the above-mentioned concentrated quick-witted disc structure of polydisc, the subassembly of shelling thick liquid include a plurality of groups of shelling thick liquid nozzles that link to each other with main inlet tube, every group shells thick liquid nozzle and all corresponds a disc wheel hub, and every group shells thick liquid nozzle and all includes setting up two pairs of shelling thick liquid nozzles in disc wheel hub both sides respectively, and every pair shells thick liquid nozzle and includes two shelling thick liquid nozzles.

In the disc structure of the multi-disc thickener, a connecting pipe is arranged between the pulp stripping nozzle and the main water inlet pipe, and the end part of the pulp stripping nozzle is also provided with a conical cover.

Compared with the prior art, the utility model has the advantages of:

1. after changing the filter bag on the disc among the prior art into the fan piece, can effectively reduce the subsequent change expense of filter bag, and reduce cost of maintenance, thereby reach the purpose of increase of production and reduction work load when overhauing, the fan piece can be dismantled with disc wheel hub and be connected and also can easy to assemble and dismantle, rotatory washing subassembly can be through wasing the branch pipe simultaneously to the fan piece of both sides rotatory washing, can increase the washing area of fan piece under the condition that does not increase washing nozzle quantity, both reduced equipment cost can improve the cleaning performance again.

2. The fan blade made of the stainless steel is simple to maintain and long in service time, the maintenance cost can be effectively reduced, and the fan blade is fixed on the disc hub through the bolt and can be conveniently installed and detached, so that the maintenance time is reduced.

3. The external washing liquid of main inlet tube, the washing liquid enters into in the washing branch pipe through main inlet tube to in flowing into rotatory water spare through the delivery port, rotatory water spare of rethread exports to the fan piece on, rotatory water spare can rotate the washing to the fan piece of both sides simultaneously, can increase the cleaning area of fan piece under the condition that does not increase washing nozzle quantity, has both reduced equipment cost and can improve the cleaning performance again.

4. The single-nozzle is adopted by the pulp stripping nozzle in the prior art, the pulp stripping effect of the single-nozzle is poor, the dead angle which cannot be stripped exists, the double-nozzle is adopted by the single side of the fan sheet in the embodiment for pulp stripping, the pulp stripping effect is greatly improved, and the dead angle can be effectively reduced.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic view of the construction of a disc hub and fan blades;

fig. 2 is a partial structural schematic diagram of the present invention;

FIG. 3 is a schematic diagram of the structure of the rotary cleaning assembly.

In the figure, a disk module 1, a scouring module 2, a rotating shaft 3, a fan blade 4, a rotary cleaning component 5, a pulp stripping component 6, a machine body 7, a cleaning branch pipe 8, a main water inlet pipe 9, a rotary outer pipe 10, a water outlet 11, a rotary water outlet part 12, an annular connecting flow passage 13, a cleaning nozzle 14, a driver fixing plate 15, a rotary driver 16, a first gear 17, a second gear 18, a protective box 19, an annular limiting plate 20, a pulp stripping nozzle 21, a connecting pipe 22, a conical cover 23 and a disk hub 25.

Detailed Description

As shown in fig. 1-3, a multi-disc concentrator disc structure comprises a body 7, the body 7 is internally provided with a disc module 1 and a scouring module 2, the disc module 1 comprises a rotating shaft 3 transversely arranged in the body 1, the rotating shaft 3 is sleeved with a plurality of disc hubs 25 uniformly arranged at intervals, the disc hubs 25 are uniformly provided with fan blades 4 along the circumferential direction, the fan blades 4 are detachably connected with the disc hubs 25, the scouring module 2 comprises a rotary cleaning component 5 capable of cleaning the fan blades and a pulp stripping component 6 capable of stripping pulp, the rotary cleaning component 5 comprises a plurality of cleaning branch pipes 8, the cleaning branch pipes 8 are arranged at the centers of two adjacent disc hubs 25, and the pulp stripping component 6 is arranged at the top of the disc module 1.

The original design of the multi-disc in the prior art is a filter bag type, which needs to be replaced periodically, and the eyelet of the filter bag is enlarged to influence the PPM of the white water at the later stage of the use of the filter bag; the filter bag and the framework need to be maintained regularly, so that the maintenance cost is increased, and the workload of workers is increased; in the production process, the pulp line is directly stopped if the frame is broken, the filter bag is damaged and the like, and the multi-disc cleaning and pulp stripping effects in the prior art are poor.

In this embodiment, after changing the filter bag on the disc among the prior art into the fan piece, can effectively reduce the subsequent change expense of filter bag, and reduce cost of maintenance, thereby reach the purpose of increase of production and reduction work load when overhauing, fan piece 4 can be dismantled with disc wheel hub 25 and be connected and also can easy to assemble and dismantle, rotatory washing subassembly 5 can be simultaneously rotatory the washing to the fan piece of both sides through wasing branch pipe 8, can increase the washing area of fan piece under the condition that does not increase washing nozzle quantity, both reduced equipment cost can improve the cleaning performance again.

As shown in fig. 1-3, the fan blades 4 are made of stainless steel. The fan blades 4 are fixed to the disc hub 25 by bolts. In this embodiment, the fan blade 4 made of all stainless steel is simple to maintain, has a long service life, can effectively reduce the maintenance cost, and the fan blade 4 is fixed on the disc hub 25 through the bolt, so that the fan blade can be conveniently mounted and dismounted.

Rotatory subassembly 5 of washing still include along transversely setting up the main inlet tube 9 at organism 7 top, 8 tops of washing branch pipe link to each other with main inlet tube 9, washing branch pipe 8 on be equipped with a plurality of delivery ports 11, washing branch pipe 8 on still be equipped with rotatory water outlet spare 12.

In this embodiment, as shown in fig. 1 to fig. 3, the main water inlet pipe 9 is externally connected with a cleaning liquid, the cleaning liquid enters the cleaning branch pipe 8 through the main water inlet pipe 9 and flows into the rotary water outlet member 12 through the water outlet 11, and then is output to the fan blades through the rotary water outlet member 12, the rotary water outlet member 12 can simultaneously rotate and wash the fan blades on both sides, the cleaning area of the fan blades can be increased without increasing the number of cleaning nozzles, the equipment cost is reduced, and the cleaning effect can be improved.

Rotatory play water spare 12 establish the rotatory outer tube 10 on wasing branch pipe 8 including the cover, wash branch pipe 8 and rotatory outer tube 10 swing joint, wash branch pipe 8 in be equipped with a plurality of annular connection runners 13 of a plurality of delivery ports 11 one-to-one, rotatory outer tube 10 on still be equipped with a plurality of annular connection runners 13 one-to-one wash nozzle 14.

In this embodiment, as shown in fig. 1 to 3, a driving mechanism is connected to the rotating outer tube 10, the driving mechanism can drive the rotating outer tube 10 to rotate, and the annular connecting flow passage 13 connected to the plurality of water outlets 11 on the rotating outer tube 10 can ensure that the cleaning liquid can enter the cleaning nozzle 14 through the water outlets 11 when the rotating outer tube rotates.

The rotary outer pipe 10 is provided with two groups of cleaning nozzles 14, the two groups of cleaning nozzles 14 are respectively arranged on two sides of the rotary outer pipe 10, each group of cleaning nozzles 14 comprises a plurality of cleaning nozzles 14 which are uniformly arranged along the vertical direction at intervals, and the cleaning nozzles 14 in the two groups of cleaning nozzles 14 are arranged in a staggered manner.

In this embodiment, as shown in fig. 1 to 3, the two sets of cleaning nozzles 14 are staggered to increase the washing area of the fan blade.

The top of the machine body 7 is also provided with a driver fixing plate 15, the cleaning branch pipe 8 penetrates through the driver fixing plate 15 and is connected with the main water inlet pipe 9, the bottom of the driver fixing plate 15 is connected with a rotary driver 16, the rotary driver 16 is provided with a rotatable output shaft, the end part of the output shaft of the rotary driver 16 is connected with a first gear 17, the top of the rotary outer pipe 10 is provided with a second gear 18, and the first gear 17 is meshed with the second gear 18.

In this embodiment, as shown in fig. 1 to fig. 3, the rotary driver 16 is fixed on the driver fixing plate 15, the rotary driver 16 can drive the first gear 17 to rotate, and the first gear 17 can drive the second gear 18 to rotate, so as to drive the rotary outer tube 10 to rotate along the circumferential direction, thereby achieving the purpose of spraying water by rotating the cleaning nozzle 14.

It will be appreciated by those skilled in the art that the rotary drive 16 may be a rotary cylinder or a motor.

The driver fixed plate 15 bottom still be equipped with protective housing 19, the output shaft of driver fixed plate 15 inserts in protective housing 19 and links to each other with rotatory outer tube 10 through a gear 17 and No. two gears 18, rotatory outer tube 10 on still be equipped with insert in the 19 lateral walls of protective housing and with the annular limiting plate 20 that protective housing 19 normal running fit is connected.

In this embodiment, as shown in fig. 1 to fig. 3, the protective box 19 can protect the joint between the first gear 17 and the second gear, so as to prevent the unstable connection between the first gear 17 and the second gear 18 caused by external force, and the ring-shaped limiting plate 20 can limit the position of the outer rotating tube 10, so that the outer rotating tube is more stable during rotation.

The pulping component 6 comprises a plurality of groups of pulping nozzles 21 connected with the main water inlet pipe 9, each group of pulping nozzles 21 corresponds to one disc hub 25, each group of pulping nozzles 21 comprises two pairs of pulping nozzles 21 respectively arranged on two sides of the disc hub 25, and each pair of pulping nozzles 21 comprises two pulping nozzles 21. A connecting pipe 22 is arranged between the pulp stripping nozzle 21 and the main water inlet pipe 9, and a conical cover 23 is further arranged at the end part of the pulp stripping nozzle 21.

In this embodiment, as shown in fig. 1 to 3, a single nozzle is adopted as a grout peeling nozzle in the prior art, the single nozzle has a poor grout peeling effect and has a dead angle which cannot be peeled off.

The utility model discloses a theory of operation is: after the filter bag on the disc in the prior art is changed into a fan blade, the subsequent replacement cost of the filter bag can be effectively reduced, and the maintenance cost is reduced, thereby achieving the purposes of improving the yield and reducing the workload during maintenance, the fan blade 4 can be detachably connected with the disc hub 25 and can also be conveniently installed and detached, the fan blade 4 made of stainless steel is simple to maintain, the service life is long, the maintenance cost can be effectively reduced, the fan blade 4 can be conveniently installed and detached by being fixed on the disc hub 25 through bolts, the main water inlet pipe 9 is externally connected with cleaning liquid, the cleaning liquid enters the cleaning branch pipe 8 through the main water inlet pipe 9 and flows into the annular connecting flow passage 13 through the water outlet 11, the annular connecting flow passage 13 can ensure that the cleaning liquid can enter the cleaning nozzle 14 through the water outlet 11 when the rotating outer pipe rotates, the rotating driver 16 is fixed on the driver fixing plate 15, and the rotating driver, thereby gear 17 rotates and can drive No. two gears 18 and rotate and drive rotatory outer tube 10 along circumferential direction, thereby reach the purpose of the rotatory water spray of washing nozzle 14, guard box 19 can protect the junction of a gear 17 and No. two gears, prevent that external force from leading to the connection of a gear 17 and No. two gears 18 unstable, ring-shaped limiting plate 20 can carry on spacingly to rotatory outer tube 10, it is more stable when rotating to make it, the nozzle of shelling among the prior art adopts single nozzle, single nozzle shell thick liquid effect is poor and there is the dead angle that can't peel off, adopt the fan blade unilateral to adopt double nozzle to shell thick liquid in this embodiment, the effect of shelling is greatly improved, and the dead angle can effectively be reduced.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms disk module 1, flushing module 2, rotating shaft 3, fan 4, rotary cleaning assembly 5, desizing assembly 6, machine body 7, cleaning branch pipe 8, main water inlet pipe 9, rotary outer pipe 10, water outlet 11, rotary water outlet member 12, annular connecting flow passage 13, cleaning nozzle 14, driver fixing plate 15, rotary driver 16, first gear 17, second gear 18, protective box 19, annular limiting plate 20, desizing nozzle 21, connecting pipe 22, conical cover 23, disk hub 25, etc. are used more often herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims (10)

1. A disc structure of a multi-disc concentrator comprises a machine body (7), wherein a disc module (1) and a scouring module (2) are arranged in the machine body (7), it is characterized in that the disk module (1) comprises a rotating shaft (3) transversely arranged in a machine body (7), a plurality of disk hubs (25) uniformly arranged at intervals are sleeved on the rotating shaft (3), the disc hub (25) is uniformly provided with fan blades (4) along the circumferential direction, the fan blade (4) is detachably connected with the disc hub (25), the scouring module (2) comprises a rotary cleaning component (5) which can clean the fan blade and a pulp stripping component (6) which can strip pulp, the rotary cleaning component (5) comprises a plurality of cleaning branch pipes (8), the cleaning branch pipes (8) are arranged at the centers of two adjacent disc hubs (25), the desizing component (6) is arranged at the top of the disk module (1).

2. A multiple disc concentrator disc configuration according to claim 1 wherein the fan (4) is made of stainless steel.

3. A multiple disc concentrator disc structure according to claim 1 wherein the fan blades (4) are bolted to the disc hub (25).

4. A multiple disk concentrator disk structure according to claim 1, 2 or 3, wherein the rotary cleaning assembly (5) further comprises a main water inlet pipe (9) transversely disposed on the top of the machine body (7), the top of the cleaning branch pipe (8) is connected to the main water inlet pipe (9), the cleaning branch pipe (8) is provided with a plurality of water outlets (11), and the cleaning branch pipe (8) is further provided with a rotary water outlet member (12).

5. The disc structure of the multi-disc concentrator according to claim 4, wherein the rotary water outlet member (12) comprises a rotary outer tube (10) sleeved on the cleaning branch tube (8), the cleaning branch tube (8) is movably connected with the rotary outer tube (10), a plurality of annular connecting flow channels (13) corresponding to the plurality of water outlets (11) one by one are arranged in the cleaning branch tube (8), and cleaning nozzles (14) corresponding to the plurality of annular connecting flow channels (13) one by one are further arranged on the rotary outer tube (10).

6. A multi-disc concentrator disc structure according to claim 5, wherein the outer rotating pipe (10) is provided with two sets of cleaning nozzles (14), the two sets of cleaning nozzles (14) are respectively disposed on two sides of the outer rotating pipe (10), each set of cleaning nozzles (14) comprises a plurality of cleaning nozzles (14) uniformly spaced in the vertical direction, and the cleaning nozzles (14) in the two sets of cleaning nozzles (14) are staggered.

7. The disc structure of the multi-disc concentrator according to claim 6, wherein the top of the machine body (7) is further provided with a driver fixing plate (15), the cleaning branch pipe (8) penetrates through the driver fixing plate (15) and is connected with the main water inlet pipe (9), the bottom of the driver fixing plate (15) is connected with a rotary driver (16), the rotary driver (16) is provided with a rotatable output shaft, the end part of the output shaft of the rotary driver (16) is connected with a first gear (17), the top of the rotary outer pipe (10) is provided with a second gear (18), and the first gear (17) is meshed with the second gear (18).

8. The disc structure of the multi-disc concentrator according to claim 7, wherein a protective box (19) is further disposed at the bottom of the driver fixing plate (15), the output shaft of the driver fixing plate (15) is inserted into the protective box (19) and connected to the outer rotating tube (10) through a first gear (17) and a second gear (18), and a ring-shaped limiting plate (20) is further disposed on the outer rotating tube (10) and inserted into the side wall of the protective box (19) and connected to the protective box (19) in a rotating fit manner.

9. A multiple-disc thickener disc structure according to claim 4, wherein the desizing assembly (6) comprises a plurality of groups of desizing nozzles (21) connected to the main water inlet pipe (9), each group of desizing nozzles (21) corresponds to one disc hub (25), each group of desizing nozzles (21) comprises two pairs of desizing nozzles (21) respectively arranged at both sides of the disc hub (25), and each pair of desizing nozzles (21) comprises two desizing nozzles (21).

10. A multiple disc thickener disc configuration according to claim 9 wherein a connecting tube (22) is provided between the stripping nozzle (21) and the main inlet tube (9), and a conical cap (23) is provided at the end of the stripping nozzle (21).

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