CN214811773U

CN214811773U - Vertical discharge centrifuge

Info

Publication number: CN214811773U
Application number: CN202121236618.XU
Authority: CN
Inventors: 陈钢; 秦锡荣; 宋凤英
Original assignee: Shaoxing Huawei Chemical Co Ltd
Current assignee: Shaoxing Huawei Chemical Co Ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-11-23
Anticipated expiration: 2031-06-03

Abstract

The utility model belongs to the technical field of the centrifuge technique and specifically relates to a vertical centrifuge of unloading is related to, including fuselage tank subassembly, install in fuselage tank subassembly rotary drum assembly, be used for driving the relative fuselage tank subassembly's of rotary drum assembly transmission assembly and install the distributing device in the rotary drum assembly, fuselage tank subassembly is including the end cover of jar body and the sealed tank body, distributing device includes fixed mounting in the outer barrel of end cover, be located the internal interior barrel of urceolus and be used for driving the relative outer barrel pivoted driving piece of barrel, interior barrel all is the slope setting with jar body axis with the axis of outer barrel, outer barrel and interior barrel upper end are closed setting, outer barrel upper end is equipped with the inlet pipe, the end cover is worn out to inlet pipe one end, outer barrel lower extreme and interior barrel lower extreme form annular discharge gate. This application can improve the distribution condition of suspension feed liquid, promotes vertical centrifuge of unloading to the separation effect of suspension feed liquid, improves vertical centrifuge's of unloading separation efficiency.

Description

Vertical discharge centrifuge

Technical Field

The application relates to the technical field of centrifuges, in particular to a vertical discharging centrifuge.

Background

The vertical discharge centrifuge is a device which utilizes strong centrifugal force to accelerate the sedimentation speed in the suspension liquid and separate solid and liquid with different sedimentation coefficients and buoyancy densities in the suspension liquid.

At present, chinese patent application No. CN201710665310.9 discloses a vertical centrifuge, which includes a base and a casing fixed on the base, wherein a rotating drum driven by a power device and located in the casing is rotatably installed on the base, the top of the casing is hinged with an upper cover, the upper cover is provided with a feeding pipe penetrating into the rotating drum, and a liquid outlet is provided between the casing and the rotating drum on the base.

The suspension liquid enters the rotary drum from the feeding pipe, and under the high-speed rotation of the rotary drum, the suspension liquid is intensively distributed on the limited circumference of the inner wall of the rotary drum for material separation, and the separated liquid is discharged from the liquid outlet.

The above prior art solutions have the following drawbacks: because the suspension liquid directly enters the rotary drum through the feeding pipe, the suspension liquid is not uniformly distributed and is not completely separated.

SUMMERY OF THE UTILITY MODEL

In order to improve the distribution condition of the suspension feed liquid, increase the separation effect of the suspension feed liquid, improve the separation efficiency of the vertical discharge centrifuge on the suspension feed liquid and improve the resource utilization rate of the suspension feed liquid.

The application provides a vertical centrifuge of unloading adopts following technical scheme:

the utility model provides a vertical centrifuge of unloading, vertical centrifuge of unloading include fuselage tank subassembly, install in fuselage tank subassembly rotary drum assembly, be used for driving the relative fuselage tank subassembly of rotary drum assembly's transmission assembly and install the distributing device in the rotary drum assembly, fuselage tank subassembly is including the end cover of jar body and the sealed tank body, the distributing device includes fixed mounting in the outer barrel of end cover, is located the internal interior barrel of urceolus and is used for driving the relative outer barrel pivoted driving piece of barrel, the axis of interior barrel and outer barrel all is the slope setting with a jar body axis, outer barrel and interior barrel upper end are sealed setting, outer barrel upper end is equipped with the inlet pipe, the end cover is worn out to inlet pipe one end, outer barrel lower extreme and interior barrel lower extreme form annular discharge gate.

Through adopting above-mentioned technical scheme, the barrel makes high-speed rotary motion in the driving piece drives, after the suspension enters into the cavity of outer barrel and interior barrel through the inlet pipe, under the centrifugal force effect of the rotatory production of inner tube body, make suspension feed liquid evenly spread in the cloth dish, install on the end cover because of the distributing device slope, suspension feed liquid after the cloth can evenly distributed in the rotary drum of rotary drum assembly, drive the rotary drum high-speed rotation at the transmission assembly, with suspension feed liquid under the effect of centrifugal force and gravity, with low density liquid through the filtration rotary drum centrifugation of rotary drum assembly to the jar internal, high density solid is discharged through the row of discharging outlet of rotary drum bottom plate, the solid-liquid separation of suspension feed liquid has been realized.

The distribution condition of the suspension feed liquid is improved, the separation effect of the suspension feed liquid is improved, and the separation efficiency of the vertical discharge centrifuge on the suspension feed liquid is improved.

Optionally, the driving member includes a second motor and a second driving shaft, the second motor is fixedly connected to the second driving shaft, and the second motor is fixedly mounted on the end cover provided with the motor support.

Through adopting above-mentioned technical scheme, on driving piece direct mount the motor support on the end cover, the installation is simple, and it is convenient to dismantle.

Optionally, the inner cylinder and the outer cylinder are conical, and a convergent wedge-shaped cavity is formed between the inner cylinder and the outer cylinder.

By adopting the technical scheme, on one hand, the suspension liquid is in a divergent state in the flowing process, so that the suspension liquid is uniformly distributed, and on the other hand, the convergent wedge-shaped cavity can control the speed of the distribution of the suspension liquid, so that the probability of incomplete solid-liquid separation caused by insufficient distribution is reduced.

Optionally, a material beating disc capable of stirring bulk suspended material liquid is fixedly arranged on the second driving shaft, and the material beating disc is located in the outer cylinder and at the lower end of the feeding pipe.

Through adopting above-mentioned technical scheme, can stir the material of caking and smash, improve centrifugal separation efficiency, improve the utilization ratio of resource.

Optionally, be equipped with a plurality of dnockout blade on the dnockout dish, dnockout blade evenly distributed is in dnockout dish circumference, dnockout blade is followed driving piece direction of rotation is equipped with the cutting edge.

Through adopting above-mentioned technical scheme, can smash the suspension feed liquid of caking, the caking material of being convenient for spreads from the distributing device smoothly, promotes the separation effect to the suspension feed liquid.

Optionally, a plurality of filter holes are formed in the circumferential direction of the lower end of the knockout plate of the outer cylinder.

Through adopting above-mentioned technical scheme, can pass through the first separation of filtration pore with the liquid in the suspension feed liquid in advance, improve the separation efficiency of suspension feed liquid.

Optionally, a reinforcing ring is arranged at the bottom of the outer cylinder body, and the reinforcing ring is fixedly connected with the outer cylinder body.

By adopting the technical scheme, the supporting rigidity of the outer cylinder body can be improved.

Optionally, interior barrel bottom is equipped with annular deflector, annular deflector includes connecting portion and guide part, the relative connecting portion in guide part cross-section are the slope setting, connecting portion are equipped with a plurality of relief holes, the relief hole aperture is greater than the filtration pore aperture.

Through adopting above-mentioned technical scheme, on the one hand, connecting portion play the effect of drainage to the suspension feed liquid, and the relief hole of connecting portion is used for discharging partial solid particle, reduces solid particle and blocks up the distributing device. On the other hand, the guide part can increase the cloth space, so that the cloth is more uniform.

Optionally, the outer cylinder and the end cover are fixed by a support, the support includes a screw, a support block and a nut, the support block is fixed on the outer cylinder, one end of the screw is provided with a thread, a non-threaded end of the screw is fixed with the support block, the end cover is provided with an installation through hole, the screw passes through the installation through hole, and the nut is screwed into the screw to the end cover above the installation through hole.

By adopting the technical scheme, the processing technology is simple, and the installation and the disassembly are convenient.

Optionally, the support block is provided with a through T-shaped groove, the non-threaded end is circumferentially provided with a shaft diameter matched with the T-shaped groove, the non-threaded end and the T-shaped groove can slide relatively, and the two ends of the T-shaped groove are provided with retaining pieces.

Through adopting above-mentioned technical scheme, be convenient for install the screw rod and support the cover, easy dismounting is convenient for maintain moreover.

In summary, the present application includes at least one of the following beneficial technical effects:

1. simple structure, low cost and convenient assembly and disassembly.

2. Improve the distribution condition of suspension feed liquid, promoted the separation effect to suspension feed liquid.

3. The separation efficiency of the vertical discharge centrifuge on the suspension feed liquid is improved, and the resource utilization rate is improved.

Drawings

Fig. 1 is a schematic structural view of a conventional vertical discharge centrifuge.

Fig. 2 is a distributing device of a vertical discharge centrifuge.

Fig. 3 is a schematic structural diagram of the beating disc.

Fig. 4 is an enlarged view of a portion X of fig. 1.

Fig. 5 is a sectional view a-a of fig. 4.

Description of reference numerals: 1. a drum assembly; 11. a drum; 12. filtering the rotary drum; 13. a drum end cover; 14. a drum bottom plate; 141. a discharge outlet; 2. a transmission assembly; 21. a first motor; 22. a motor pulley; 23. a conveyor belt; 24 a first drive shaft; 25. a drive shaft pulley; 3. a hydraulic scraper assembly; 4. a fuselage can assembly; 41. a tank body; 411. a liquid outlet; 42. an end cap; 421. mounting a through hole; 422. a feeding port; 423. a scraper edge; 5. a material distribution device; 51. a second motor; 511. a first flat key; 52. a motor support; 53. a second drive shaft; 531. a conical shaft sleeve; 532. a second flat key; 54. a feed pipe; 55. a material distribution disc; 551. an inner cylinder; 552. an outer cylinder; 553. a filtration pore; 56. an outer cylinder cover; 57. a material beating disc; 571. a knockout blade; 58. an annular guide plate; 581. a connecting portion; 582. a guide portion; 583. a discharge hole; 59. a reinforcement ring; 6. a support; 61. a support block; 611. a T-shaped groove; 612. a baffle plate; 62. a screw; 621. a threaded end; 622. a non-threaded end; 63. and a nut.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a vertical discharge centrifuge,

referring to fig. 1, the vertical discharge centrifuge comprises a machine body tank component 4, a rotary drum assembly 1 arranged in the machine body tank component 4, a transmission assembly 2 used for driving the rotary drum assembly 1 to be opposite to the machine body tank component 4, a material distribution device 5 arranged in the rotary drum assembly 1 and a hydraulic scraper assembly 3 used for cleaning filter residues staying in the rotary drum assembly 1.

The fuselage can assembly 4 includes a can 41 and an end cap 42 that seals the can 41.

The drum assembly 1 comprises a drum 11, a filter drum 12 positioned outside the drum 11, a drum end cover 13 provided with a scraper edge and used for sealing the filter drum 12, and a drum bottom plate 14 provided with a discharge port 141, wherein the drum 11 and the filter drum 12 are fixed through bolts, and filter meshes are arranged on the circumference of the filter drum 12 and used for separating solid from liquid of suspension feed liquid.

The scraper arranged on the hydraulic scraper assembly 3 is used for cleaning filter residues staying on the filter rotary drum 12.

Referring to fig. 1 and 2, the material distribution device 5 includes a feed pipe 54, a material distribution tray 55, a second motor 51, and a second drive shaft 53.

The material distribution disc 55 comprises an inner cylinder 551 and an outer cylinder 552, the inner cylinder 551 is located in the outer cylinder 552, the axes of the inner cylinder 551 and the outer cylinder 552 are inclined with the axis of the tank 41, and the lower end of the outer cylinder 552 and the lower end of the inner cylinder 551 form an annular material outlet.

Outer cylinder cover 56 with a feed port is arranged at the upper end of outer cylinder 552, outer cylinder 552 is welded with outer cylinder cover 56, feed pipe 54 penetrates into outer cylinder 552 through the feed port, and outer cylinder 552 and tank 41 are fixed through bracket 6.

The end cover 42 is provided with a motor support 52, the motor support 52 is obliquely arranged in the tank body 41, the motor support 52 is fixed with a second motor 51, the second motor 51 is rigidly connected with a second driving shaft 53 through a first flat key 511, the shaft end of the driving shaft 53 is provided with a conical shaft sleeve 531, the driving shaft 53 is fixedly connected with the conical shaft sleeve 531 through a second flat key 532, the conical shaft sleeve 531 is fixedly welded with the upper end of the inner cylinder 551, the conical shaft sleeve 531 and the second driving shaft 53 are rigidly connected, and the inner cylinder 551 can rotate at a high speed along with the rotation of the second motor 51.

After the suspension liquid enters the cavities of the outer cylinder 552 and the inner cylinder 551 through the feeding pipe 54, the second motor 51 rotates to drive the inner cylinder 551 to rotate at a high speed, the suspension liquid is uniformly dispersed in the cavities under the action of centrifugal force generated by the rotation of the inner cylinder 551, the suspension liquid is discharged through the annular discharge hole to complete material distribution, the material distribution device 5 is obliquely arranged on the end cover 42, the suspension liquid after material distribution can be uniformly distributed in the rotary drum 11, the rotary drum 11 is driven to rotate at a high speed by the transmission assembly 2, the suspension liquid is centrifuged into the tank 41 through the filter rotary drum 12 of the rotary drum assembly 1 under the action of centrifugal force and gravity, the high-density solid is discharged through the discharge hole 141 of the rotary drum base plate 14, and solid-liquid separation of the suspension liquid is realized.

The transmission assembly 2 comprises a first motor 21, a motor pulley 22, a conveyor belt 23, a first driving shaft 24 and a driving shaft pulley 25, wherein the first driving shaft 24 is fixedly connected with the rotary drum 11, the first driving shaft 24 is fixedly connected with the driving shaft pulley 25, the first motor 21 is fixedly connected with the motor pulley 22, and the motor pulley 22 is connected with the driving shaft pulley 25 through the conveyor belt 23 and is used for driving the rotary drum 11 assembly to rotate around the axis thereof at a high speed.

The outer cylinder 552 and the inner cylinder 551 are in an open cone shape, a convergent wedge-shaped cavity is formed between the outer cylinder 552 and the inner cylinder 551, the suspension liquid is in a divergent state in the flowing process, the suspension liquid is uniformly distributed, in addition, the speed of the distribution of the suspension liquid can be controlled by the convergent wedge-shaped cavity, and the probability of incomplete solid-liquid separation caused by insufficient distribution is reduced.

Referring to fig. 2 and 3, in order to enable the agglomerated suspension liquid to be separated from the solid better, a knockout plate 57 is arranged on a conical shaft sleeve 531, the knockout plate 57 and the conical shaft sleeve 531 are fixed through screws, and the knockout plate 57 is positioned above an inner cylinder 551, so that the agglomerated suspension liquid can be conveniently broken up before distribution.

In order to crush the agglomerated suspension liquid and facilitate smooth transmission of the agglomerated material from the distributing device, the stirring tray 57 is provided with three stirring blades 571, the stirring blades 571 are uniformly distributed around the stirring tray 57, and the stirring blades 571 are provided with cutting edges along the rotation direction of the second motor 51.

Referring to fig. 2, in order to improve the separation efficiency of the suspension liquid, a plurality of filtering holes 553 are circumferentially formed at the lower end of the beating disc 57 of the outer cylinder 552, so that the liquid in the suspension liquid can be primarily separated from the cloth through the filtering holes 553 in advance.

To improve the supporting rigidity of the outer cylinder 552, a reinforcing ring 59 is welded to the bottom end of the outer cylinder 552.

For the increase cloth space, interior barrel 551 bottom is equipped with annular deflector 58, and annular deflector 58 includes connecting portion 581 and guide portion 582, and the relative connecting portion in guide portion 582 cross-section are the slope setting, and connecting portion 581 is equipped with a plurality of relief hole 583, and the relief hole 583 aperture is greater than filter aperture 553. On the one hand, connecting portion play the effect of drainage to the suspension feed liquid, and the relief hole of connecting portion is used for discharging partial solid particle, reduces solid particle and blocks up the distributing device. On the other hand, the guide part increases the cloth space, so that the cloth is more uniform.

Referring to fig. 4 and 5, the bracket 6 includes a screw 62, a supporting block 61 and a nut 63, the supporting block 61 is welded on the periphery of the outer cylinder 522, the end cover 42 is provided with a mounting through hole 421, one end of the screw 62 is threaded, a threaded end 621 of the screw 62 passes through the mounting through hole, the nut 63 is loose-proof, and a non-threaded end 622 of the screw 62 is fixedly connected with the supporting block 61.

In order to fix the non-threaded end 622 of the screw 62 and the supporting block 61, the supporting block 61 is provided with a through T-shaped groove 611, the non-threaded end 622 is circumferentially provided with a shaft diameter matched with the T-shaped groove 611, the non-threaded end 611 and the T-shaped groove 611 can slide relatively, a certain sliding gap is reserved between the non-threaded end 622 and the T-shaped groove 611 for adjusting the installation distance between the screw 62 and the supporting block 61, and two ends of the T-shaped groove 611 are provided with retaining pieces 612 for limiting the radial play of the screw 62.

The application relates to a vertical discharge centrifuge implementation principle is: under the driving of the second motor 51, the inner cylinder 551 rotates at a high speed, when the suspension enters the distribution disc 55 through the feeding pipe 54, the outer cylinder cover 56 is disposed at the upper end of the outer cylinder 552, under the centrifugal force generated by the rotation of the inner cylinder 551, the outer cylinder cover 56 can prevent the suspension from running out of the outer cylinder 552 during the operation process, so that the suspension is uniformly distributed in the distribution disc 55, the end cover 42 is obliquely mounted on the distribution device 5, the distributed suspension can be uniformly distributed in the rotary drum 11, under the driving of the first motor 21, the rotary drum 11 rotates at a high speed, the suspension centrifuges the suspension into the tank 41 through the filter rotary drum 12 under the action of centrifugal force and gravity, the high-density solid is discharged through the discharge port 141 of the rotary drum bottom plate 14 and the discharge outlet 412 on the tank, the solid-liquid separation of the suspension is realized, and for the solid remained on the filter rotary drum 12, the residual solids are stripped through the scraper, and the stripped solids are discharged through the discharge port 141 of the rotary drum bottom plate 14, so that the separation efficiency of the vertical discharge centrifuge on the suspended material liquid is improved.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a vertical centrifuge of unloading which characterized in that: the vertical discharge centrifuge comprises a machine body tank assembly (4), a rotary drum assembly (1) arranged in the machine body tank assembly (4), a transmission assembly (2) used for driving the rotary drum assembly (1) to rotate relative to the machine body tank assembly (4) and a material distribution device (5) arranged in the rotary drum assembly (1), wherein the machine body tank assembly (4) comprises a tank body (41) and an end cover (42) used for sealing the tank body (41), the material distribution device (5) comprises an outer cylinder body (552) fixedly arranged on the end cover (42), an inner cylinder body (551) positioned in the outer cylinder body (552) and a driving part used for driving the inner cylinder body (551) to rotate relative to the outer cylinder body (552), the axes of the inner cylinder body (551) and the outer cylinder body (552) are both obliquely arranged with the axis of the tank body (41), the upper ends of the outer cylinder body (552) and the inner cylinder body (551) are in a closed arrangement, the upper end of the outer cylinder body (552) is provided with a feeding pipe (54), one end of the feeding pipe (54) penetrates through the end cover (42), and the lower end of the outer cylinder body (552) and the lower end of the inner cylinder body (551) form an annular discharging hole.

2. A vertical discharge centrifuge as defined in claim 1 wherein: the driving piece comprises a second motor (51) and a second driving shaft (53), the second motor (51) is fixedly connected with the second driving shaft (53), and the second motor (51) is fixedly installed on an end cover (42) provided with a motor support (52).

3. A vertical discharge centrifuge as defined in claim 1 wherein: the inner cylinder (551) and the outer cylinder (552) are tapered, and a converging wedge-shaped cavity is formed between the inner cylinder (551) and the outer cylinder (552).

4. A vertical discharge centrifuge as defined in claim 2 wherein: a material stirring disc (57) capable of stirring the bulk suspended material liquid is fixedly arranged on the second driving shaft (53), and the material stirring disc is positioned in the outer cylinder and is arranged at the lower end of the feeding pipe (54).

5. A vertical discharge centrifuge as defined in claim 4 wherein: the material beating disk (57) is provided with a plurality of material beating blades (571), the material beating blades (571) are uniformly distributed in the circumferential direction of the material beating disk (57), and the material beating blades (571) are provided with cutting edges along the rotating direction of the driving piece.

6. A vertical discharge centrifuge as defined in claim 4 wherein: the outer cylinder (552) is provided with a plurality of filtering holes (553) along the circumferential direction at the lower end of the material beating disc (57).

7. A vertical discharge centrifuge as defined in claim 1 wherein: the bottom of the outer cylinder body (552) is provided with a reinforcing ring (59), and the reinforcing ring (59) is fixedly connected with the outer cylinder body (552).

8. A vertical discharge centrifuge as defined in claim 7 wherein: interior barrel (551) bottom is equipped with annular deflector (58), annular deflector (58) are including connecting portion (581) and guide portion (582), the relative connecting portion in guide portion (582) cross-section are the slope setting, connecting portion (581) are equipped with a plurality of relief hole (583), relief hole (583) aperture is greater than filtration hole (553) aperture.

9. A vertical discharge centrifuge as defined in claim 1 wherein: the outer cylinder (552) and the end cover (42) are fixed through a support (6), the support (6) comprises a screw rod (62), a supporting block (61) and a nut (63), the supporting block (61) is fixed on the outer cylinder (552), one end of the screw rod (62) is provided with a thread, the non-threaded end (622) of the screw rod (62) is fixed with the supporting block (61), the end cover (42) is provided with an installation through hole (421), the screw rod (62) penetrates through the installation through hole (421), and the nut (63) is screwed into the end cover (42) above the screw rod (62) and the installation through hole (421).

10. A vertical discharge centrifuge as defined in claim 9 wherein: the supporting block (61) is provided with a through T-shaped groove (611), the non-threaded end (622) is circumferentially provided with a shaft diameter matched with the T-shaped groove (611), the non-threaded end (622) and the T-shaped groove (611) can slide relatively, and blocking pieces (612) are arranged at two ends of the T-shaped groove (611).