CN215277958U

CN215277958U - Purification and modification preparation device for low-grade bentonite

Info

Publication number: CN215277958U
Application number: CN202120548440.6U
Authority: CN
Inventors: 曹庆坤; 余雪华
Original assignee: Xinyang City Shangtianti Yihe Mineral Product Resources Development Co ltd
Current assignee: Xinyang City Shangtianti Yihe Mineral Product Resources Development Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-12-24
Anticipated expiration: 2031-03-17

Abstract

The utility model relates to a bentonite purification equipment technical field, especially a purification and modified preparation facilities for low-grade bentonite, effectively solved the lower problem of the longer degree of cleanliness of utilizing the natural precipitation purification bentonite time among the prior art, the utility model discloses a centrifuge tube adopts centrifugal mode with bentonite solution and impurity separation, and separation efficiency is higher, and the bentonite solution degree of cleanliness of clearing up is higher, and the stirring cleaning device who is equipped with can play the effect of stirring when centrifugation bentonite solution, can play the cleaning action when clearing up again the centrifuge tube, and the rapping device who is equipped with can be when clearing up the centrifuge tube, and the impurity that will block up in the filtration pore is strikeed vibrations and is come out, reinforcing clearance effect.

Description

Purification and modification preparation device for low-grade bentonite

Technical Field

The utility model relates to a bentonite purification equipment technical field, especially a purification and modified preparation facilities for low-grade bentonite.

Background

Bentonite, also called bentonite, bentonite or bentonite, is a non-metallic mineral product with montmorillonite as the main mineral component, the montmorillonite structure is a crystal structure composed of two silicon-oxygen tetrahedrons sandwiching a layer of aluminum oxy octahedron, because the layered structure formed by montmorillonite unit cells has certain cations, and the cations and the montmorillonite unit cells have unstable functions and are easy to exchange with other cations, the bentonite has better ion exchange performance, and because the bentonite has special properties, such as swelling property, caking property, adsorptivity, thixotropy, suspension property and cation exchange property, the bentonite is widely used in various industrial fields.

The purification of bentonite is divided into a physical purification method and a chemical purification method, and the physical purification method can be divided into a dry method and a wet method. The wet purification uses water as a main medium to separate impurities from montmorillonite to achieve the purpose of purification, and natural precipitation is usually utilized to precipitate the impurities to the bottom, but the purification time is longer and the purity of bentonite is lower, so that the quality of the bentonite is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a purification and modification preparation device for low-grade bentonite, which effectively solves the problem of longer time and lower purity of bentonite purification by natural precipitation in the prior art, and adopts the technical scheme of solving the problems that the device comprises a collecting barrel and is characterized in that a plurality of supporting legs are arranged at the bottom of the collecting barrel in a surrounding manner, a centrifugal barrel with an upward opening is coaxially and rotatably connected in the collecting barrel, filter holes are uniformly distributed on the outer edge surface of the centrifugal barrel, and a stirring cleaning device and a beating device are arranged in the collecting barrel;

the stirring and cleaning device comprises a plurality of fixed rods which point to the axis of the collecting barrel and are arranged on the upper side of the collecting barrel at intervals along the circumferential direction, one end of each fixed rod which points to the axis of the collecting barrel is fixedly connected with an installation barrel with an opening arranged downwards, the upper end of the installation barrel is fixedly connected with a servo motor, an output shaft of the servo motor extends downwards into the installation barrel and is fixedly connected with a driving bevel gear, the lower end of each fixed rod is provided with a cross chute along the length direction, a lead screw is rotatably connected in each cross chute along the length direction, one end of each lead screw extends into the installation barrel and is fixedly connected with a driven bevel gear matched with the driving bevel gear, each lead screw is in threaded connection with a cross slide block matched with the cross chute on the corresponding side, and the lower end of each cross slide block is detachably connected with a stirring rod which is vertically arranged and is positioned in the centrifugal barrel, and a press switch positioned on the outer side of the cross slide block is fixedly connected in one cross slide groove, the press switch controls the action of the rapping device, and the centrifugal cylinder is driven by a centrifugal motor fixedly arranged at the lower end of the collecting barrel.

Preferably, the rapping device comprises a vertical shaft which is eccentrically and rotatably connected to the bottom surface of the collecting barrel and positioned outside the centrifugal barrel, a sliding rod which is positioned above the vertical shaft and points to the axis of the collecting barrel is fixedly connected to the inner wall of the collecting barrel, a rapping block is arranged on the sliding rod in a sliding fit manner, one end of a driving rod which is horizontally arranged is fixedly connected to the vertical shaft, the other end of the driving rod is hinged to one end of a connecting rod which is horizontally arranged, the other end of the connecting rod is hinged to the lower end of the rapping block, and the vertical shaft is driven by a rapping motor which is fixedly connected to the lower end of the collecting barrel.

Preferably, a slurry discharge pipe is arranged below the collecting barrel, and a slurry discharge faucet is fixedly connected to an outlet of the slurry discharge pipe.

Preferably, the bottom surface of the centrifugal cylinder is provided with a waste discharge hole, and a sealing cover is connected in the waste discharge hole in a threaded manner.

Preferably, the outer edge of the sealing cover is provided with anti-skid patterns.

Preferably, a plurality of flexible bristles are uniformly distributed on the outer circular surface of the stirring rod in a divergent manner.

Preferably, the centrifugal cylinder is coaxially and fixedly connected with a centrifugal shaft at the lower end of the centrifugal cylinder, a vertically-arranged long key is fixedly connected to the outer edge surface of the centrifugal shaft, an internal thread hole is formed in the long key, a shaft sleeve fixedly connected with an output shaft of the centrifugal motor is coaxially and rotatably connected to the inner bottom surface of the collecting barrel, a key groove matched with the long key is formed in the inner wall of the shaft sleeve, an external thread hole corresponding to the internal thread hole is formed in the key groove, and a bolt extending out of the shaft sleeve is connected to the internal thread hole and the external thread hole through common threads.

The utility model has the advantages that:

1. the utility model separates the bentonite solution from the impurities by adopting a centrifugal mode through the centrifugal cylinder, the separation efficiency is higher, and the purity of the separated bentonite solution is higher;

2. the stirring and cleaning device can play a role in stirring when the bentonite solution is centrifuged and also play a role in cleaning when the centrifugal cylinder is cleaned;

3. the beating device that is equipped with can be when clearing up the centrifuge drum, and the impurity that will block up in the filtration pore is strikeed the vibrations and is vibrated out, reinforcing clearance effect.

Drawings

Fig. 1 is a schematic view of a first perspective three-dimensional cross section of the present invention.

Fig. 2 is a perspective view of the second viewing angle of the present invention.

Fig. 3 is a perspective view of the utility model.

Fig. 4 is an enlarged schematic view of the area a in the main-view full-section perspective schematic view of the present invention.

Fig. 5 is a perspective view of a third perspective of the present invention.

Fig. 6 is a schematic perspective view of a fourth perspective view of the present invention.

Fig. 7 is an enlarged schematic view of a B region in the fourth perspective cross-sectional view of the present invention.

Fig. 8 is a schematic bottom view, a full-section and a perspective view of the present invention.

Fig. 9 is an enlarged schematic view of the C region in the bottom full-section perspective view of the present invention.

Fig. 10 is an enlarged schematic view of the region D in the bottom full-section perspective view of the present invention.

Fig. 11 is a partial perspective view of the fifth viewing angle of the present invention.

Fig. 12 is a schematic view of the cross slide and the cross sliding groove of the present invention.

Fig. 13 is a perspective view of a sixth viewing angle according to the present invention.

Fig. 14 is an enlarged schematic view of the region E in the sixth perspective view of the present invention.

Reference numerals

1. The centrifugal machine comprises a collecting barrel, 2 supporting legs, 3 a centrifugal barrel, 4 filtering holes, 5 fixing rods, 6 an installation barrel, 7 a servo motor, 8 a driving bevel gear, 9 a cross sliding groove, 10 a lead screw, 11 a driven bevel gear, 12 a cross sliding block, 13 a stirring rod, 14 a press switch, 15 a centrifugal motor, 16 a vertical shaft, 17 a sliding rod, 18 a beating block, 19 a driving rod, 20 a connecting rod, 21 a beating motor, 22 a pulp discharging pipe, 23 a pulp discharging tap, 24 a sealing cover, 25 an anti-slip pattern, 26 flexible bristles, 27 a centrifugal shaft, 28 a long key, 29 a shaft sleeve, 30 a bolt, 31 an internal threaded hole and 32 an external threaded hole.

Detailed Description

The following description of the present invention will be made in detail with reference to the accompanying drawings 1 to 14.

The first embodiment adopts the technical scheme that the device comprises a collecting barrel 1 and is characterized in that the bottom of the collecting barrel 1 is provided with a plurality of supporting legs 2 in a surrounding manner, a centrifugal barrel 3 with an upward opening is coaxially and rotatably connected in the collecting barrel 1, filter holes 4 are uniformly distributed on the outer edge surface of the centrifugal barrel 3, and a stirring cleaning device and a beating device are arranged in the collecting barrel 1;

the stirring and cleaning device comprises a plurality of fixed rods 5 which point to the axis of a collecting barrel 1 and are arranged at intervals along the circumferential direction on the upper side of the collecting barrel 1, a mounting barrel 6 with an opening arranged downwards is fixedly connected to one end of each fixed rod 5 which points to the axis of the collecting barrel 1, a servo motor 7 is fixedly connected to the upper end of the mounting barrel 6, an output shaft of the servo motor 7 extends downwards into the mounting barrel 6 and is fixedly connected with a driving bevel gear 8, a cross chute 9 is arranged at the lower end of each fixed rod 5 along the length direction of the fixed rod, a lead screw 10 is rotatably connected to each cross chute 9 along the length direction of the cross chute, one end of each lead screw extends into the mounting barrel 6 and is fixedly connected with a driven bevel gear 11 matched with the driving bevel gear 8, a cross slide block 12 matched with the cross chute 9 at the corresponding side of each lead screw 10 is in threaded connection, and a stirring rod 13 which is vertically arranged and is positioned in a centrifugal barrel 3 is detachably connected to the lower end of each cross slide block 12, a press switch 14 positioned outside the crosshead shoe 12 is fixedly connected in one of the crosshead chutes 9, the press switch 14 controls the action of the rapping device, and the centrifuge tube 3 is driven by a centrifuge motor 15 fixedly installed at the lower end of the collecting tub 1. When the embodiment is used, the rotating speed and the rotating number of turns of each forward rotation and reverse rotation of the servo motor 7 are fixed, the servo motor 7 can make the crosshead shoe 12 positioned to a cleaning station along the crosshead slot 9 through forward rotation, and the servo motor 7 can make the crosshead shoe 12 return to an initial position, namely a stirring station, along the crosshead slot 9 through reverse rotation;

when the bentonite is centrifugally purified, the crosshead 12 is positioned at a stirring station, a stirring rod 13 detachably connected with the crosshead 12 is relatively close to the axis of the centrifugal cylinder 3 at the moment, then the bentonite is mixed with water to dissolve the bentonite into the water to prepare a bentonite solution, the bentonite solution is added into the centrifugal cylinder 3 and a centrifugal motor 15 is started, the centrifugal motor 15 drives the centrifugal cylinder 3 to rotate, so that the bentonite solution and impurities do centrifugal motion together, the centrifugal cylinder 3 is provided with a filter hole 4, the bentonite solution can enter the collecting barrel 1 through the filter hole 4, the impurities can not be left in the centrifugal cylinder 3 through the filter hole 4, the bentonite and the impurities are separated, the bentonite purification rate is improved, in addition, when the centrifugal cylinder 3 is used for centrifuging the bentonite solution, the stirring rod 13 plays a stirring role for the bentonite solution relative to the movement of the bentonite solution, thereby avoiding the separation effect of the bentonite and the impurities from being influenced by the precipitation of the impurities, after the centrifugal purification is finished, closing the centrifugal motor 15, and collecting and treating the purified bentonite solution in the collecting barrel 1; when the bentonite solution is centrifuged and the purified bentonite solution in the collecting barrel 1 is collected and treated, the centrifugal barrel 3 needs to be cleaned, the servo motor 7 is started to rotate forwards, the servo motor 7 rotates forwards to enable the driving bevel gear 8 to rotate forwards through the output shaft, the driving bevel gear 8 drives the driven bevel gear 11 to rotate, the driven bevel gear 11 drives the lead screw 10 to rotate, the lead screw 10 drives the cross slide block 12 connected with the lead screw to move towards the side close to the inner side wall of the centrifugal barrel 3 along the cross slide groove 9, the servo motor 7 is closed until the cross slide block 12 moves to a cleaning station, the stirring rod 13 moves to a cleaning station along with the cross slide block 12 and is in contact fit with the inner side wall of the centrifugal barrel 3, the centrifugal motor 15 is started to enable the centrifugal barrel 3 to rotate, and the stirring rod 13 plays a role of a scraper to clean the inner wall of the centrifugal barrel 3, at the moment, a person should hold a washing device such as an external washing pipe to wash the centrifugal cylinder 3 so as to increase the cleaning effect, after the cleaning is finished, the centrifugal motor 15 is closed, and then the servo motor 7 is started to rotate reversely to enable the cross-shaped stirring cleaning device to return to a stirring station for the next centrifugal purification;

the crosshead 12 and the stirring rod 13 can be detachably connected through threaded fit, so that the stirring rod 13 has interchangeability, and when the crosshead 12 moves to a cleaning station, the crosshead 12 presses the press switch 14 to start the rapping motor 21, so that the rapping device is started.

In the second embodiment, on the basis of the first embodiment, the rapping device includes a vertical shaft 16 eccentrically and rotatably connected to the bottom surface of the collecting barrel 1 and located outside the centrifugal cylinder 3, a sliding rod 17 fixedly connected to the inner wall of the collecting barrel 1 and located above the vertical shaft 16 and pointing to the axis of the collecting barrel 1 is slidably fitted on the sliding rod 17, a rapping block 18 is slidably fitted on the sliding rod 17, one end of a horizontally arranged driving rod 19 is fixedly connected to the vertical shaft 16, the other end of the driving rod 19 is hinged to one end of a horizontally arranged connecting rod 20, the other end of the connecting rod 20 is hinged to the lower end of the rapping block 18, and the vertical shaft 16 is driven by a rapping motor 21 fixedly connected to the lower end of the collecting barrel 1. When the centrifugal cleaning device is used, part of impurities can be blocked in the filter holes 4 during centrifugal cleaning of a bentonite solution, and the subsequent cleaning effect is affected, so that the impurities blocked in the filter holes 4 are cleaned when the centrifugal cylinder 3 is cleaned, the press switch 14 is extruded by the cross slide block 12 and is triggered when the cross slide block 12 moves to a cleaning station, the rapping motor 21 is started, the rapping motor 21 drives the vertical shaft 16 to rotate, the vertical shaft 16 drives the driving rod 19 to rotate, the driving rod 19 drives the connecting rod 20 to swing, the swinging of the connecting rod 20 drives the rapping block 18 to reciprocate along the sliding rod 17, when the rapping block 18 moves to the maximum stroke along the sliding rod 17, the rapping block 18 just contacts with the outer wall of the centrifugal cylinder 3 to realize rapping of the centrifugal cylinder 3, then the rapping block 18 returns to the original position, and the rapping block 18 reciprocates along the sliding rod 17 to realize repeated rapping of the centrifugal cylinder 3, can beat the vibration with the impurity that blocks up in filtration pore 4 and come out, beat the cleaning function use of device cooperation stirring cleaning device, can carry out comprehensive clearance to centrifuge tube 3, when crosshead 12 gets back to the stirring station from the cleaning station, crosshead 12 breaks away from the cooperation with push switch 14, beats the device stop work.

In the third embodiment, on the basis of the first embodiment, a slurry discharge pipe 22 is arranged below the collecting barrel 1, and a slurry discharge tap 23 is fixedly connected to an outlet of the slurry discharge pipe 22. When the embodiment is used, purified bentonite solution in the collecting barrel 1 can be discharged by opening the slurry discharging faucet 23, and the slurry discharging faucet 23 can be conveniently drained by an external catheter.

In the fourth embodiment, on the basis of the first embodiment, a waste discharge hole is formed in the bottom surface of the centrifugal cylinder 3, and a sealing cover 24 is screwed in the waste discharge hole. This embodiment is when using, sealed lid 24 at ordinary times with arrange the waste hole and be convenient for the bentonite purification in the mating state, when clearing up centrifuge tube 3, rotatory sealed lid 24 makes it break away from the waste hole of discharging, the impurity of clearing up out and the water of clearance usefulness can enter into collecting vessel 1 through arranging the waste hole together, it is in the open mode to arrange thick liquid tap 23 simultaneously, the impurity of clearing up out and the water of clearance usefulness can further discharge to the outside through arranging thick liquid pipe 22, when needs clear up collecting vessel 1, can directly wash collecting vessel 1 with washing devices such as outside scavenge pipe.

In the fifth embodiment, on the basis of the fourth embodiment, the outer edge of the sealing cover 24 is provided with an anti-slip pattern 25. In use, the anti-slip pattern 25 increases the friction effect of the sealing cap 24 when it is rotated, so that the rotation is easy.

In the sixth embodiment, on the basis of the first embodiment, a plurality of flexible bristles 26 are distributed on the outer circumferential surface of the stirring rod 13 in a divergent manner. When the embodiment is used, when the stirring rod 13 is in the cleaning position, the flexible bristles 26 are in contact with the inner wall of the centrifugal cylinder 3, so that the cleaning effect can be improved.

Seventh embodiment, on the basis of the first embodiment, the lower end of the centrifugal cylinder 3 is coaxially and fixedly connected with a centrifugal shaft 27, the outer edge surface of the centrifugal shaft 27 is fixedly connected with a vertically arranged long key 28, the long key 28 is provided with an internal thread hole 31, the inner bottom surface of the collecting barrel 1 is coaxially and rotatably connected with a shaft sleeve 29 fixedly connected with an output shaft of the centrifugal motor 15, the inner wall of the shaft sleeve 29 is provided with a key groove matched with the long key 28, the key groove is provided with an external thread hole 32 corresponding to the internal thread hole 31, and the internal thread hole 31 and the external thread hole 32 are internally and jointly and threadedly connected with a bolt 30 extending out of the shaft sleeve 29. When the centrifugal motor is used in the embodiment, the centrifugal motor 15 drives the shaft sleeve 29 to rotate, the shaft sleeve 29 is matched with the long key 28 on the centrifugal shaft 27 through the key slot, and the bolt 30 is matched with the internal thread hole 31 and the external thread hole 32 to fix the centrifugal shaft 27 and the shaft sleeve 29, at the moment, the centrifugal motor 15 can drive the centrifugal shaft 27 to rotate through the shaft sleeve 29 to further enable the centrifugal cylinder 3 to rotate, when the centrifugal cylinder 3 needs to be replaced and maintained due to damage or other reasons, the centrifugal cylinder 3 and the centrifugal shaft 27 can be separated from the shaft sleeve 29 together by screwing out the bolt 30, and at the moment, the centrifugal cylinder 3 can be taken out so as to be replaced and maintained.

Claims

1. A purification and modification preparation device for low-grade bentonite comprises a collecting barrel (1), and is characterized in that the bottom of the collecting barrel (1) is provided with a plurality of supporting legs (2) in a surrounding manner, a centrifugal barrel (3) with an upward opening is coaxially and rotatably connected in the collecting barrel (1), filter holes (4) are uniformly distributed on the outer edge surface of the centrifugal barrel (3), and a stirring cleaning device and a beating device are arranged in the collecting barrel (1);

stirring cleaning device includes dead lever (5) that collecting vessel (1) upside was provided with a plurality of directional collecting vessel (1) axes along circumferencial direction interval ring, the common fixedly connected with opening of the one end of each dead lever (5) directional collecting vessel (1) axis is installation section of thick bamboo (6) of arranging down, installation section of thick bamboo (6) upper end fixedly connected with servo motor (7), servo motor (7) output shaft stretches into installation section of thick bamboo (6) downwards and fixedly connected with initiative bevel gear (8), cross spout (9) have all been seted up along its length direction to the lower extreme of each dead lever (5), all rotate along its length direction in each cross spout (9) and be connected with lead screw (10), the one end of each lead screw all stretches into installation section of thick bamboo (6) and fixedly connected with driven bevel gear (11) rather than initiative bevel gear (8) complex, equal threaded connection has cross slider (12) rather than the cross spout (9) complex of corresponding side on each lead screw (10) The lower end of each cross slide block (12) is detachably connected with a stirring rod (13) which is vertically arranged and is positioned inside the centrifugal cylinder (3), one cross slide groove (9) is internally and fixedly connected with a press switch (14) which is positioned on the outer side of the cross slide block (12), the press switch (14) controls the beating device to act, and the centrifugal cylinder (3) is driven by a centrifugal motor (15) which is fixedly installed at the lower end of the collecting barrel (1).

2. The device for purifying and modifying the low-grade bentonite according to claim 1, wherein the rapping device comprises a vertical shaft (16) eccentrically and rotatably connected to the bottom surface of the collecting barrel (1) and located outside the centrifugal cylinder (3), a sliding rod (17) is fixedly connected to the inner wall of the collecting barrel (1) and located above the vertical shaft (16) and pointing to the axis of the collecting barrel (1), a rapping block (18) is slidably fitted on the sliding rod (17), one end of a horizontally arranged driving rod (19) is fixedly connected to the vertical shaft (16), the other end of the driving rod (19) is hinged to one end of a horizontally arranged connecting rod (20), the other end of the connecting rod (20) is hinged to the lower end of the rapping block (18), and the vertical shaft (16) is driven by a rapping motor (21) fixedly connected to the lower end of the collecting barrel (1).

3. The device for purifying and modifying the low-grade bentonite according to claim 1, wherein a slurry discharge pipe (22) is arranged below the collecting barrel (1), and a slurry discharge tap (23) is fixedly connected to an outlet of the slurry discharge pipe (22).

4. The device for purifying and modifying the low-grade bentonite according to claim 1, wherein a waste discharge hole is formed on the bottom surface of the centrifugal cylinder (3), and a sealing cover (24) is connected in the waste discharge hole in a threaded manner.

5. The purification and modification preparation device for low-grade bentonite according to claim 4, wherein the sealing cover (24) is provided with anti-slip patterns (25) on the outer edge.

6. The device for purifying and modifying the low-grade bentonite according to claim 1, wherein a plurality of flexible bristles (26) are distributed on the outer circumferential surface of the stirring rod (13) in a divergent manner.

7. The device for purifying and modifying the low-grade bentonite according to claim 1, wherein a centrifugal shaft (27) is coaxially and fixedly connected to the lower end of the centrifugal cylinder (3), a vertically arranged long key (28) is fixedly connected to the outer edge surface of the centrifugal shaft (27), an internal threaded hole (31) is formed in the long key (28), a shaft sleeve (29) fixedly connected to an output shaft of the centrifugal motor (15) is coaxially and rotatably connected to the inner bottom surface of the collection barrel (1), a key groove matched with the long key (28) is formed in the inner wall of the shaft sleeve (29), an external threaded hole (32) corresponding to the internal threaded hole (31) is formed in the key groove, and a bolt (30) extending out of the shaft sleeve (29) is jointly and threadedly connected to the internal threaded hole (31) and the external threaded hole (32).