CN214234510U

CN214234510U - A high-efficient centrifuge for preparing strontium fluoride

Info

Publication number: CN214234510U
Application number: CN202023198030.8U
Authority: CN
Inventors: 蒋加富
Original assignee: Nantong Taiyang High Tech Materials Technology Co ltd
Current assignee: Nantong Taiyang High Tech Materials Technology Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-09-21
Anticipated expiration: 2030-12-26

Abstract

The application relates to a high-efficiency centrifugal machine for preparing strontium fluoride, relating to the technical field of centrifugal machines; the motor comprises a machine shell, a main shaft and a first motor, wherein the main shaft is rotatably connected inside the machine shell; an annular screen is arranged outside the main shaft, a liquid baffle plate is arranged at the upper end of the annular screen, and the end part of the main shaft is fixedly connected to the liquid baffle plate; the top end of the machine shell is provided with a feeding pipe, and the lower end of the machine shell is provided with a liquid discharge pipe; the lower end of the annular screen is provided with a material bearing plate which is sleeved on the main shaft, and the material bearing plate is provided with a discharging assembly for discharging; the inner part of the shell close to the feed pipe is provided with a primary filter screen pipe, one end of the primary filter screen pipe far away from the feed pipe is positioned above the screen, the liquid baffle plate is provided with a feed inlet for communicating with the primary filter screen pipe, and one end of the primary filter screen pipe close to the liquid baffle plate is vertically and downwards inclined; this application has the effect of optimizing centrifugal effect, improves centrifugal efficiency.

Description

A high-efficient centrifuge for preparing strontium fluoride

Technical Field

The application relates to the technical field of centrifuges, in particular to a high-efficiency centrifuge for preparing strontium fluoride.

Background

The centrifugal machine is a machine for separating components of a mixture of liquid and solid particles or liquid and special bodies by using centrifugal force, and is mainly used for separating fixed particles from the liquid in suspension or separating immiscible liquid; in the preparation process of strontium fluoride, strontium carbonate, hydrofluoric acid and water are reacted in proportion, and the product after reaction needs to be centrifugally separated by a centrifuge and then dried to obtain strontium fluoride, so that the centrifuge is necessary equipment for preparing strontium fluoride.

A related Chinese patent with the publication number of CN211678279U discloses an explosion-proof flat hanging bag centrifuge, which comprises a base, a bearing seat fixedly connected to the base, a main shaft fixedly inserted on the bearing seat, and a motor for driving the main shaft to rotate, wherein one end of the main shaft, which is far away from the motor, is fixedly connected with a rotary drum, a large number of filter holes are arranged on the rotary drum, the upper end of the rotary drum is connected with a liquid blocking plate, a machine shell for covering the rotary drum is hermetically connected to the base on the periphery of the rotary drum, the upper end of the machine shell is opened and is hermetically connected with a top cover, a feeding pipe is inserted on the top cover, a liquid discharge pipe is arranged on the base, and the liquid discharge pipe is connected with a liquid discharge pipe and a liquid discharge valve; injecting materials to be centrifuged into the rotary drum through the feeding pipe, then starting the motor to drive the main shaft to drive the rotary drum to rotate, throwing liquid out of the rotary drum through the filter holes under the action of centrifugal force and discharging the liquid from the liquid discharge pipe, and after the centrifugal operation is finished, opening the top cover and the liquid blocking plate to take the materials out of the rotary drum.

In view of the above-mentioned related technologies, the inventor believes that when there are many solid-liquid mixed materials to be centrifuged, the centrifugal speed of the centrifuge is slow, and the centrifugal efficiency is low, so that improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the technical problem of low centrifugal efficiency in the related art, the application provides a high-efficiency centrifugal machine for preparing strontium fluoride.

The application provides a high-efficient centrifuge for preparing strontium fluoride, adopts following technical scheme:

a high-efficiency centrifugal machine for preparing strontium fluoride comprises a machine shell, a main shaft rotationally connected inside the machine shell, and a first motor for driving the main shaft to rotate; an annular screen is arranged outside the main shaft, a liquid baffle plate is arranged at the upper end of the annular screen, and the end part of the main shaft is fixedly connected to the liquid baffle plate; the top end of the machine shell is provided with a feeding pipe, and the lower end of the machine shell is provided with a liquid discharge pipe; the lower end of the annular screen is provided with a material bearing plate which is sleeved on the main shaft, and the material bearing plate is provided with a discharging assembly for discharging; the inside that the casing is close to inlet pipe department is provided with first filter screen pipe, the one end that first filter screen pipe kept away from inlet pipe department is located cyclic annular screen cloth top, set up the feed inlet that is used for being linked together with first filter screen pipe on the fender liquid board, the vertical downward sloping setting of one end that first filter screen pipe is close to fender liquid board department.

By adopting the technical scheme, when a solid-liquid mixed material enters the shell through the inlet pipe, the solid-liquid mixed material is firstly filtered through the primary filter screen pipe, the solid material enters the screen through the inlet hole under the guiding action of the inclined primary filter screen pipe, and then the first motor is started to drive the main shaft and the annular screen to rotate, so that the solid-liquid separation operation is carried out on the solid material for the second time, and the centrifugal effect is optimized.

Optionally, a butt-joint ring plate is arranged at the upper end of the primary filter screen pipe along the circumferential direction of the primary filter screen pipe, a butt-joint ring groove for the butt-joint ring plate to be inserted is formed in the top wall inside the casing, a plurality of springs are fixedly arranged on the two side walls of the butt-joint ring plate along the circumferential direction of the butt-joint ring plate respectively, and one ends of the springs far away from the butt-joint ring plate are fixedly connected to the side walls of the butt-joint ring groove.

By adopting the technical scheme, when the material enters the primary filter screen pipe, the spring is in a deformation state under the action of the gravity of the material, and after the material is separated from the primary filter screen pipe, the spring rebounds to drive the primary filter screen pipe to shake, so that the liquid material on the primary filter screen pipe is shaken off.

Optionally, a material guide pipe is arranged at one end of the primary filter screen pipe, which is far away from the butt joint ring plate, and is located right above the feed port, the caliber of the material guide pipe, which is far away from the primary filter screen pipe, is smaller than that of the material guide pipe, which is close to the primary filter screen pipe, and the caliber of the material guide pipe, which is far away from the primary filter screen pipe, is not larger than that of the feed port.

By adopting the technical scheme, the material which is discharged from the primary filter screen pipe and is about to enter the screen net can be guided by the material guide pipe, so that the solid material can be completely and stably guided into the screen net.

Optionally, the guide pipe is connected with an anti-blocking rod in a rotating mode, and a second motor used for driving the anti-blocking rod to rotate in the circumferential direction is arranged inside the casing.

Through adopting above-mentioned technical scheme, when a large amount of solid materials entered through the passage, prevent that the stifled pole rotates in order to dredge the solid materials through the passage, avoid solid materials jam in the passage and can't discharge.

Optionally, a cover plate is arranged at a position, close to the feeding port, of the liquid baffle, the cover plate is located between the liquid baffle and the material guide pipe, and a driving assembly used for driving the cover plate to cover the feeding port is arranged on the liquid baffle.

Through adopting above-mentioned technical scheme, after solid material got into the screen cloth inside completely, cover the apron lid on the feed inlet through drive assembly to prevent that the screen cloth from being thrown away the screen cloth from open feed inlet department at the solid material that drives that the part quality is lighter in-process that the solid material rotated, guarantee centrifugal operation's stability and go on.

Optionally, the caliber of the upper end of the annular screen is larger than that of the lower end of the annular screen.

Through adopting above-mentioned technical scheme to make the annular screen cloth present the round platform form of wide from top to bottom, reduce the hold up volume of the liquid material on the annular screen cloth, make by the liquid material of centrifugation can fully discharge.

Optionally, the inside cleaning ring plate that slides along its direction of height of casing is connected with, the laminating of cleaning ring plate and casing inner wall, the casing top is provided with and is used for driving the first cylinder that cleaning ring plate slided along the casing direction of height.

Through adopting above-mentioned technical scheme, after accomplishing centrifugal operation, start the cylinder and slide along casing direction of height with the clean crown plate of drive to scrape the casing inner wall, thereby will get rid of the liquid material discharge of spattering on the casing inner wall.

Optionally, the unloading assembly includes a fixed plate fixedly sleeved on the main shaft, a second cylinder fixedly connected to the fixed plate, and a driving rod fixedly connected to a driving end of the second cylinder; wherein one side of the material bearing plate is attached to the side wall of the fixed plate, the other side of the material bearing plate is attached to the side wall of the screen, the material bearing plate is arranged in a manner of inclining downwards vertically on one side of the material bearing plate away from the main shaft, the end part of the driving rod is fixedly connected to the side wall of the material bearing plate, the enclosing plate is arranged inside the casing, the outer side wall of the filter screen is attached to the enclosing plate, and the bottom of the casing close to the enclosing plate is provided with a discharge hole.

Through adopting above-mentioned technical scheme, after accomplishing centrifugal operation, main shaft stop rotation starts the second cylinder this moment and in order to drive actuating lever, hold the flitch downstream, and the solid material that lies in on holding the flitch breaks away from the flitch and falls into on the base under the effect of the flitch that holds of slope, then discharges from the discharge gate department.

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

1. when a solid-liquid mixed material enters the interior of the shell through the feeding pipe, primary filtration is carried out through the primary filter screen pipe, the solid material enters the screen through the feeding hole under the guiding action of the inclined primary filter screen pipe, and then the first motor is started to drive the main shaft and the annular screen to rotate so as to carry out secondary solid-liquid separation operation on the solid material and optimize the centrifugal effect;

2. after accomplishing centrifugal operation, start the cylinder and slide along the casing direction of height with the clean crown plate of drive to scrape the casing inner wall, thereby will get rid of the liquid material discharge of spattering on the casing inner wall.

Drawings

FIG. 1 is a sectional view showing the internal structure of a high-efficiency centrifuge for producing strontium fluoride according to one embodiment;

fig. 2 is a partial schematic view of the structure of part a in fig. 1.

Description of reference numerals: 1. a housing; 11. a support leg; 12. a feed pipe; 13. a liquid discharge pipe; 14. a discharge port; 15. butting ring grooves; 151. a spring; 2. a main shaft; 21. a first motor; 22. a liquid baffle; 221. a feed inlet; 222. a drive assembly; 2221. a screw rod; 2222. a third motor; 223. a cover plate; 23. an annular screen; 24. a separation chamber; 3. a discharge assembly; 31. a fixing plate; 32. a second cylinder; 33. a drive rod; 34. a material bearing plate; 35. a discharge chamber; 36. enclosing plates; 4. a primary filter screen pipe; 41. a material guide pipe; 411. an anti-blocking rod; 412. a blade; 413. a second motor; 42. butting ring plates; 5. a first cylinder; 51. a push rod; 511. the ring plate is cleaned.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a high-efficient centrifuge for preparing strontium fluoride. Referring to fig. 1, a high-efficiency centrifuge for preparing strontium fluoride comprises a casing 1, wherein a plurality of support legs 11 are vertically welded on the lower surface of the casing 1; a feed pipe 12 is inserted through the top wall of the machine shell 1, and a liquid discharge pipe 13 is fixedly inserted into the bottom wall of the interior of the machine shell 1; casing 1 internal rotation is connected with main shaft 2, and casing 1 outside is provided with first motor 21, and first motor 21 drive end runs through casing 1 and fixed connection in 2 tip of main shaft, and the perpendicular welding of one end that first motor 21 department was kept away from to main shaft 2 has liquid baffle 22, and the fixed welding of liquid baffle 22 lateral wall along its circumference has cyclic annular screen 23.

Referring to fig. 1, the caliber of the annular screen 23 near the liquid baffle 22 is larger than that far from the liquid baffle 22; a discharging assembly 3 is arranged between the annular screen 23 and the bottom wall of the casing 1, the discharging assembly 3 comprises a fixing plate 31 fixedly sleeved on the main shaft 2, a second cylinder 32 fixedly welded on the side wall of the fixing plate 31, and a driving rod 33 fixedly welded at the driving end of the second cylinder 32, one end of the driving rod 33 far away from the second cylinder 32 is fixedly welded with an annular material bearing plate 34, one side of the material bearing plate 34 is attached to the peripheral wall of the fixing plate 31, and one side of the material bearing plate 34 far away from the fixing plate 31 is vertically arranged in a downward inclined manner and attached to the side wall of the annular screen 23; the annular screen 23, the fixing plate 31, the material-bearing plate 34 and the liquid-blocking plate 22 together enclose a separation chamber 24.

Referring to fig. 1, an annular enclosure plate 36 is vertically welded on the bottom wall of the casing 1 near the spindle 2 and on the periphery of the annular screen 23, the side wall of the enclosure plate 36 is attached to the outer side wall of the annular screen 23, the enclosure plate 36 and the casing 1 together enclose a discharge chamber 35, and the bottom wall of the casing 1 near the discharge chamber 35 is provided with a discharge port 14 in a penetrating manner.

Referring to fig. 1 and 2, a feed inlet 221 is formed through the side wall of the liquid baffle 22, a primary filter screen pipe 4 is obliquely arranged inside the casing 1 and above the feed inlet 221, a butt-joint ring plate 42 is welded at one end of the primary filter screen pipe 4 along the circumferential direction of the primary filter screen pipe, a butt-joint ring groove 15 for the butt-joint ring plate 42 to be inserted is formed in the inner top wall of the casing 1 close to the feed pipe 12, a plurality of springs 151 are fixedly bonded on the two side walls of the butt-joint ring plate 42 along the circumferential direction of the butt-joint ring plate, and one end of each spring 151 far away from the butt-joint ring plate 42 is fixedly bonded on the side wall of the butt-joint ring groove 15.

Referring to fig. 1, a material guide pipe 41 is fixedly bonded to one end of the preliminary filter screen pipe 4, which is far away from the butt-joint ring plate 42, the material guide pipe 41 is welded to the end wall of the material guide pipe 41, which is far away from the preliminary filter screen pipe 4, the one end of the material guide pipe 41, which is far away from the preliminary filter screen pipe 4, is located right above the material inlet 221, the diameter of the pipe orifice of the material guide pipe 41, which is close to the preliminary filter screen pipe 4, is larger than the diameter of the pipe orifice of the material guide pipe 41, which is far away from the preliminary filter screen pipe 4, and the diameter of the pipe orifice of the material guide pipe 41, which is far away from the preliminary filter screen pipe 4, is not larger than the caliber of the material inlet 221.

Referring to fig. 1, a second motor 413 is welded on the top wall of the interior of the casing 1, an anti-blocking rod 411 is fixedly connected to a driving end of the second motor 413, the anti-blocking rod 411 is inserted into the material guide pipe 41 in a penetrating manner, and a plurality of blades 412 are welded on the outer side wall of the anti-blocking rod 411; the upper surface of the liquid baffle 22 close to the feed inlet 221 is provided with a cover plate 223 and a driving assembly 222 for driving the cover plate 223 to cover the feed inlet 221; the cover plate 223 is located between the material guiding pipe 41 and the liquid baffle 22, the driving assembly 222 includes a third motor 2222 fixedly connected to the outer surface of the liquid baffle 22 and a screw 2221 fixedly connected to the driving end of the third motor 2222, and the cover plate is sleeved on the outer side wall of the screw 2221 through threads.

Referring to fig. 1, the inside clean crown plate 511 that slides along its direction of height of casing 1, clean crown plate 511 lateral wall laminating in the inner wall of casing 1, casing 1 top fixedly connected with first cylinder 5, the fixed welding of first cylinder 5 drive end has push rod 51, the one end that first cylinder 5 department was kept away from to push rod 51 runs through casing 1 and fixed welding in clean crown plate 511 surface to thereby the clean crown plate 511 of drive removes along casing 1 direction of height and scrapes the liquid material that spatters on casing 1 inner wall.

The implementation principle of the high-efficiency centrifugal machine for preparing strontium fluoride in the embodiment of the application is as follows: the solid-liquid mixture needing to be centrifuged is injected into the shell 1 through the feeding pipe 12, the solid-liquid mixture is subjected to primary solid-liquid separation through the primary filter screen pipe, then the solid-liquid mixture subjected to primary solid-liquid separation enters the separation chamber 24 through the material guide pipe 41 and the feeding hole 221, then the third motor 2222 is started to drive the cover plate 223 to cover the feeding hole 221, then the first motor 21 is started to drive the annular screen 23 to rotate, and the liquid material adhered to the outer surface of the solid material is thrown out of the separation chamber 24 under the action of centrifugal force.

After the centrifugal operation is completed, the third motor 2222 is turned off, the first cylinder 5 is started to drive the material bearing plate 34 to move downwards, and at this time, the solid materials on the material bearing plate 34 enter the discharging chamber 35 and are discharged from the discharging port 14 under the guiding action of the inclined material bearing plate 34; the second cylinder 32 is activated again to drive the cleaning blade to move along the height direction of the machine shell 1 so as to scrape off the liquid material splashed on the inner wall of the machine shell 1, and finally the liquid material is discharged from the liquid discharge pipe 13.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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. A high-efficiency centrifugal machine for preparing strontium fluoride comprises a machine shell (1), a main shaft (2) rotationally connected to the interior of the machine shell (1), and a first motor (21) for driving the main shaft (2) to rotate; an annular screen (23) is arranged outside the main shaft (2), a liquid baffle plate (22) is arranged at the upper end of the annular screen (23), and the end part of the main shaft (2) is fixedly connected to the liquid baffle plate (22); a feeding pipe (12) is arranged at the top end of the machine shell (1), and a liquid discharge pipe (13) is arranged at the lower end of the machine shell (1); the method is characterized in that: a material bearing plate (34) is arranged at the lower end of the annular screen (23), the material bearing plate (34) is sleeved on the main shaft (2), and a discharging assembly (3) for discharging is arranged on the material bearing plate (34); the inside that casing (1) is close to inlet pipe (12) department is provided with first filter screen pipe (4), the one end that inlet pipe (12) department was kept away from in first filter screen pipe (4) is located annular screen cloth (23) top, offer feed inlet (221) that are used for being linked together with first filter screen pipe (4) on keeping off liquid board (22), the vertical downward sloping setting of one end that first filter screen pipe (4) are close to and keep off liquid board (22) department.

2. The high-efficiency centrifuge for preparing strontium fluoride according to claim 1, wherein: the utility model discloses a filter screen assembly, including casing (1), primary filter screen pipe (4), the inside roof of casing (1) is offered and is supplied butt joint annular plate (42) to insert butt joint annular groove (15) of establishing, butt joint annular plate (42) both sides wall is fixed along its circumference respectively and is provided with a plurality of spring (151), one end fixed connection in butt joint annular groove (15) lateral wall that butt joint annular plate (42) department was kept away from in spring (151).

3. The high-efficiency centrifuge for preparing strontium fluoride according to claim 2, wherein: the one end that butt joint ring board (42) department was kept away from in preliminary filter screen pipe (4) is provided with passage guide (41), passage guide (41) are located feed inlet (221) directly over, the bore that passage guide (41) were kept away from preliminary filter screen pipe (4) department is lighter than its bore that is close to preliminary filter screen pipe (4) department, just the bore that passage guide (41) were kept away from preliminary filter screen pipe (4) department is not more than the bore of feed inlet (221).

4. A high efficiency centrifuge for the production of strontium fluoride according to claim 3, wherein: the interior of the material guide pipe (41) is rotatably connected with an anti-blocking rod (411), and a second motor (413) used for driving the anti-blocking rod (411) to rotate in the circumferential direction is arranged inside the machine shell (1).

5. A high efficiency centrifuge for the production of strontium fluoride according to claim 3, wherein: the liquid baffle (22) is provided with a cover plate (223) near the feed inlet (221), the cover plate (223) is positioned between the liquid baffle (22) and the material guide pipe (41), and the liquid baffle (22) is provided with a driving assembly (222) for driving the cover plate (223) to cover the feed inlet (221).

6. The high-efficiency centrifuge for preparing strontium fluoride according to claim 1, wherein: the caliber of the upper end of the annular screen (23) is larger than that of the lower end thereof.

7. The high-efficiency centrifuge for preparing strontium fluoride according to claim 1, wherein: casing (1) inside is slided along its direction of height and is connected with clean crown plate (511), clean crown plate (511) and casing (1) inner wall laminating, casing (1) top is provided with and is used for driving first cylinder (5) that clean crown plate (511) slided along casing (1) direction of height.

8. The high-efficiency centrifuge for preparing strontium fluoride according to claim 1, wherein: the discharging assembly (3) comprises a fixing plate (31) fixedly sleeved on the main shaft (2), a second air cylinder (32) fixedly connected to the fixing plate (31), and a driving rod (33) fixedly connected to the driving end of the second air cylinder (32); supporting plate (34) wherein one side laminating in fixed plate (31) lateral wall, its opposite side laminating in the screen cloth lateral wall, supporting plate (34) keep away from the vertical downward sloping setting of one side of main shaft (2) department, actuating lever (33) tip fixed connection in supporting plate (34) lateral wall, casing (1) inside is provided with bounding wall (36), the filter screen lateral wall laminates with bounding wall (36) mutually, casing (1) is close to the bottom of bounding wall (36) department and is provided with discharge gate (14).