CN213996304U

CN213996304U - High-purity sodium tungstate production dehydration centrifuge

Info

Publication number: CN213996304U
Application number: CN202022937868.8U
Authority: CN
Inventors: 邱增禄; 席建国; 席欢根; 席磊强; 周文献
Original assignee: Jiangxi Huarong Technology Co ltd
Current assignee: Jiangxi Huarong Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-20
Anticipated expiration: 2030-12-10

Abstract

The utility model belongs to the technical field of high-purity sodium tungstate production, in particular to a high-purity sodium tungstate production dehydration centrifuge, which comprises two frames, a supporting seat, a casing, a rotary drum and a spiral conveyor which are distributed at intervals, wherein the surface of the spiral conveyor is provided with a material throwing-out hole, the supporting seat at the head is provided with a feeding port, and one side of the feeding port is provided with a feeding component; the tail part of the spiral conveyor is provided with a solid blanking hole, the supporting seat is internally provided with a material guide hole communicated with the solid blanking hole, and the head part of the bottom surface of the shell is provided with a detachable solid discharge port; a material guide assembly is also arranged in the supporting seat; the dehydration centrifuge of the utility model has safer and more convenient feeding through the arranged feeding component; the inside guide subassembly of equipment can reduce the speed of the solid material ejection of compact, avoids solid material and solid discharge port to produce great friction, and in addition, the solid discharge port is detachable installation, and it is more convenient to dismantle the maintenance, has reduced cost of maintenance and the maintenance degree of difficulty.

Description

High-purity sodium tungstate production dehydration centrifuge

Technical Field

The utility model belongs to the technical field of high-purity sodium tungstate production, concretely relates to high-purity sodium tungstate production dewatering centrifuge.

Background

Sodium tungstate is an inorganic substance, has a chemical formula of Na2WO4, is colorless crystal or white crystalline powder, weathers in dry air, loses crystal water at 100 ℃, is soluble in water and insoluble in ethanol, has a relative density of 3.23-3.25, has a melting point of 698 ℃ (anhydrous product), has a purity of high-purity sodium tungstate of minimum 69%, has a maximum water-insoluble content of 0.01%, is a common device for producing high-purity sodium tungstate, is a machine for separating components in a mixture of liquid and solid particles or liquid and liquid by using centrifugal force, and comprises a horizontal dehydration centrifuge, a spiral conveyor and a rotary drum as a core part, wherein the spiral conveyor is used for providing centrifugal force for solid-liquid separation and conveying and discharging solid substances.

However, when the original horizontal dewatering centrifuge is used, the solid discharge port is usually installed in a fixed mode, and the solid discharge port is easily abraded due to the fact that the solid can generate contact friction with the solid discharge port when being discharged.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a high-purity sodium tungstate production dehydration centrifuge has convenient to use and easily maintains's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a dehydration centrifuge for producing high-purity sodium tungstate comprises two racks which are distributed at intervals, supporting seats fixed at the top ends of the racks, a machine shell fixed on the inner sides of the two supporting seats, a rotary drum rotatably installed in the machine shell, and a spiral conveyor rotatably installed in the rotary drum, wherein an auxiliary motor for driving the rotary drum to rotate and a main motor for driving the spiral conveyor to rotate are respectively installed on the two supporting seats; the tail part of the rotary drum is provided with a clear liquid blanking hole, and a clear liquid discharge port communicated with the clear liquid blanking hole is fixed at the tail part of the bottom surface of the shell; the tail part of the spiral conveyor is provided with a solid blanking hole, the supporting seat is internally provided with a material guide hole communicated with the solid blanking hole, and the head part of the bottom surface of the shell is provided with a detachable solid discharge port; a material guiding component is also arranged in the supporting seat.

As a preferred technical scheme of the utility model, the feeding assembly comprises a bottom plate, a support column fixed on the top surface of the bottom plate and a feeding hopper arranged on the top end of the support column, and the discharge end of the feeding hopper extends into the feeding port; the four corners of the bottom surface of the bottom plate are provided with movable wheels.

As a preferred technical scheme of the utility model, the utility model also comprises a locking pin and a return spring; the bottom surface of the shell is fixedly provided with a first base and a second base which are distributed at intervals, and the solid discharge port can be embedded into the inner sides of the first base and the second base; a positioning plate is fixed on the outer wall of the solid discharge port, and a positioning groove capable of accommodating the positioning plate is formed in the surface of the first base; a through hole for the locking pin to penetrate through is formed in the second base, a first limiting ring and a second limiting ring are fixed on the inner walls of two ports of the through hole respectively, a third limiting ring is fixed on the locking pin, and the reset spring is sleeved on the locking pin and is positioned between the first limiting ring and the third limiting ring; the outer wall of the solid discharge port is provided with a locking groove for the locking pin to be embedded in; and a pull ring is fixed at one end of the locking pin, which is far away from the solid discharge port.

As a preferred technical scheme of the utility model, the guide subassembly includes the guide slide, the guide slide is the installation of slope form, just the tail end of guide slide with inner wall of the supporting seat is articulated, stretch out the bottom of guide slide the guide hole is in directly over the solid discharge port the guide slide with it has flexible post still to articulate between the bottom surface in the supporting seat the both ends of flexible post all are fixed with the spring and keep off the ring, and the cover is equipped with on the flexible post and is in two the inboard expanding spring of spring fender ring.

As a preferred technical scheme of the utility model, the supporting seat inner wall still is fixed with a holding-off plate that is the slope form installation, just the holding-off plate is in the guide slide with directly over supporting seat articulated position.

Compared with the prior art, the beneficial effects of the utility model are that: the dehydration centrifuge of the utility model has safer and more convenient feeding through the arranged feeding component; the inside guide subassembly of equipment can reduce the speed of the solid material ejection of compact, avoids solid material and solid discharge port to produce great friction, and in addition, the solid discharge port is detachable installation, and it is more convenient to dismantle the maintenance, has reduced cost of maintenance and the maintenance degree of difficulty.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front sectional view of the housing of the present invention;

fig. 3 is an enlarged schematic structural view of a portion a of fig. 2 according to the present invention;

fig. 4 is an enlarged schematic structural view of the position B in fig. 2 according to the present invention;

in the figure: 1. a frame; 2. a housing; 3. a supporting seat; 4. a secondary motor; 5. a main motor; 6. a feeding port; 7. a solids discharge port; 8. a clear liquid discharge port; 9. a base plate; 10. a moving wheel; 11. a support pillar; 12. feeding a hopper; 13. a drum; 14. a screw conveyor; 15. throwing out the material hole; 16. a solid feed aperture; 17. clear liquid blanking holes; 18. a material guiding sliding plate; 19. a material guide hole; 20. a telescopic column; 21. a spring retainer ring; 22. a tension spring; 23. a material stopping plate; 24. a first base; 25. positioning a plate; 26. positioning a groove; 27. a second base; 28. a locking pin; 29. perforating; 30. a first limit ring; 31. a second limiting ring; 32. a third limiting ring; 33. a return spring; 34. a pull ring; 35. and locking the grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a high-purity sodium tungstate production dehydration centrifuge comprises two racks 1 distributed at intervals, supporting seats 3 fixed at the top ends of the racks 1, a machine shell 2 fixed on the inner sides of the two supporting seats 3, a rotary drum 13 rotatably installed in the machine shell 2 and a spiral conveyor 14 rotatably installed in the rotary drum 13, wherein an auxiliary motor 4 for driving the rotary drum 13 to rotate and a main motor 5 for driving the spiral conveyor 14 to rotate are respectively installed on the two supporting seats 3, a material throwing-out hole 15 is formed in the surface of the spiral conveyor 14, a material inlet 6 communicated with the spiral conveyor 14 is erected on the supporting seat 3 positioned at the head, and a material feeding assembly is configured on one side of the material inlet 6; the tail part of the rotary drum 13 is provided with a clear liquid blanking hole 17, and the tail part of the bottom surface of the shell 2 is fixed with a clear liquid discharge port 8 communicated with the clear liquid blanking hole 17; a solid discharging hole 16 is formed at the tail part of the screw conveyor 14, a material guiding hole 19 communicated with the solid discharging hole 16 is formed in the supporting seat 3, and a detachable solid discharging port 7 is arranged at the head part of the bottom surface of the shell 2; the supporting seat 3 is also internally provided with a material guide assembly, when in use, the material is fed by the material feeding assembly, the material enters the material inlet 6 through the material feeding assembly, then enters the screw conveyor 14 from the material inlet 6, the main motor 5 drives the screw conveyor 14 to rotate, meanwhile, the auxiliary motor 4 drives the rotary drum 13 to rotate, the screw conveyor 14 rotates to throw the solid material out, the solid material is discharged from the material throwing-out hole 15, is conveyed by the screw conveyor 14 and discharged from the solid discharging hole 16, enters the material guide hole 19 through the material guide assembly and enters the solid discharging hole 7, and finally is discharged from the solid discharging hole 7, and other clear liquid is discharged from the clear liquid discharging hole 8 after passing through the clear liquid discharging hole 17, and the clear liquid discharging hole 7 is detachably mounted, so that the maintenance can be performed when necessary, and the device is very convenient.

Specifically, according to fig. 1, in the present embodiment, the feeding assembly includes a bottom plate 9, a supporting pillar 11 fixed on the top surface of the bottom plate 9, and an upper hopper 12 installed on the top end of the supporting pillar 11, and a discharging end of the upper hopper 12 extends into the feeding port 6; moving wheels 10 are mounted at four corners of the bottom surface of the bottom plate 9, and when the materials are fed, the materials to be dehydrated are poured into a feeding hopper 12 and enter a feeding port 6 along the feeding hopper 12.

Specifically, according to fig. 1, fig. 2, fig. 3 and fig. 4, in the present embodiment, a locking pin 28 and a return spring 33 are further included; a first base 24 and a second base 27 which are distributed at intervals are fixed on the bottom surface of the machine shell 2, and the solid discharge port 7 can be embedded into the inner sides of the first base 24 and the second base 27; a positioning plate 25 is fixed on the outer wall of the solid discharge port 7, and a positioning groove 26 capable of accommodating the positioning plate 25 is formed in the surface of the first base 24; a through hole 29 for the locking pin 28 to penetrate through is formed in the second base 27, a first limiting ring 30 and a second limiting ring 31 are fixed on the inner walls of two ports of the through hole 29 respectively, a third limiting ring 32 is fixed on the locking pin 28, and a return spring 33 is sleeved on the locking pin 28 and is positioned between the first limiting ring 30 and the third limiting ring 32; a locking groove 35 for embedding the locking pin 28 is arranged on the outer wall of the solid discharge port 7; the one end that deviates from solid discharge port 7 at stop pin 28 is fixed with pull ring 34, be the fixed state of solid discharge port 7 in the drawing, at this moment, realize the block effect in locating plate 25 embedding constant head tank 26, under the spring action of reset spring 33, the locking of solid discharge port 7 is realized in the stop pin 28 embedding locking groove 35, when needs dismantle solid discharge port 7, utilize pull ring 34 to draw stop pin 28 outward, after stop pin 28 breaks away from locking groove 35, translation solid discharge port 7, it can to make locating plate 25 break away from constant head tank 26, therefore, the great convenience is achieved.

Specifically, according to fig. 1, fig. 2 and fig. 3, in this embodiment, the material guiding assembly includes a material guiding sliding plate 18, the material guiding sliding plate 18 is installed in an inclined manner, a tail end of the material guiding sliding plate 18 is hinged to an inner wall of the supporting seat 3, a bottom end of the material guiding sliding plate 18 extends out of the material guiding hole 19 and is located directly above the solid discharge port 7, a telescopic column 20 is further hinged between the material guiding sliding plate 18 and the inner bottom surface of the supporting seat 3, spring retaining rings 21 are fixed to both ends of the telescopic column 20, and a telescopic spring 22 located inside the two spring retaining rings 21 is sleeved on the telescopic column 20, when the solid material is discharged, the solid material falls onto the material guiding sliding plate 18, the material guiding sliding plate 18 turns downwards, at this time, the telescopic column 20 contracts, and under the action of the two spring retaining rings 21, the telescopic spring 22 contracts, so as to achieve a buffering effect and reduce a falling speed of the solid material.

Specifically, according to fig. 1, fig. 2 and fig. 3, in this embodiment, a material blocking plate 23 is further fixed on the inner wall of the supporting seat 3, and the material blocking plate 23 is located right above the hinge position of the material guiding sliding plate 18 and the supporting seat 3, and the material blocking plate 23 prevents the solid material from falling to the connecting gap between the material guiding sliding plate 18 and the supporting seat 3.

The utility model discloses a theory of operation and use flow: the utility model discloses a dewatering centrifuge, when using, utilize the feeding subassembly to carry out the material loading, the material gets into pan feeding mouth 6 through feeding hopper 12 of feeding subassembly, then get into auger delivery ware 14 from pan feeding mouth 6, main motor 5 drive auger delivery ware 14 rotates, vice motor 4 drive rotary drum 13 rotates simultaneously, auger delivery ware 14 rotates throws away solid material, solid material is discharged from throwing away material hole 15, carry and discharge from solid unloading hole 16 through auger delivery ware 14, get into guide hole 19 and get into solid discharge port 7 through the guide subassembly, discharge from solid discharge port 7 finally, other clear liquids are discharged from clear solution discharge port 8 after clear solution unloading hole 17;

because the solid discharge port 7 is detachably mounted, the solid discharge port can be detachably maintained if necessary, when the solid discharge port 7 needs to be detached, the locking pin 28 is pulled outwards by the pull ring 34, and after the locking pin 28 is separated from the locking groove 35, the solid discharge port 7 is translated, so that the positioning plate 25 is separated from the positioning groove 26, which is very convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high-purity sodium tungstate production dewatering centrifuge, includes two interval distribution's frame (1), fixes supporting seat (3) on frame (1) top, fix two casing (2) of supporting seat (3) inboard, rotate and install casing (2) inside rotary drum (13) and rotate and install screw conveyor (14) inside rotary drum (13), two still install the drive on supporting seat (3) respectively rotary drum (13) pivoted vice motor (4) and drive screw conveyor (14) pivoted main motor (5), its characterized in that: a material throwing-out hole (15) is formed in the surface of the screw conveyor (14), a material inlet (6) communicated with the screw conveyor (14) is erected on the supporting seat (3) positioned at the head, and a feeding assembly is arranged on one side of the material inlet (6); a clear liquid blanking hole (17) is formed in the tail of the rotary drum (13), and a clear liquid discharge port (8) communicated with the clear liquid blanking hole (17) is fixed at the tail of the bottom surface of the shell (2); a solid blanking hole (16) is formed in the tail of the spiral conveyor (14), a material guide hole (19) communicated with the solid blanking hole (16) is formed in the supporting seat (3), and a detachable solid discharge port (7) is mounted at the head of the bottom surface of the shell (2); a material guiding component is also arranged in the supporting seat (3).

2. The high-purity sodium tungstate production dewatering centrifuge as recited in claim 1, wherein: the feeding assembly comprises a bottom plate (9), a supporting column (11) fixed on the top surface of the bottom plate (9) and a feeding hopper (12) arranged at the top end of the supporting column (11), and the discharging end of the feeding hopper (12) extends into the feeding port (6); moving wheels (10) are arranged at four corners of the bottom surface of the bottom plate (9).

3. The high-purity sodium tungstate production dewatering centrifuge as recited in claim 1, wherein: the locking pin (28) and the return spring (33) are also included; a first base (24) and a second base (27) which are distributed at intervals are fixed on the bottom surface of the shell (2), and the solid discharge port (7) can be embedded into the inner sides of the first base (24) and the second base (27); a positioning plate (25) is fixed on the outer wall of the solid discharge port (7), and a positioning groove (26) capable of accommodating the positioning plate (25) is formed in the surface of the first base (24); a through hole (29) for the locking pin (28) to penetrate through is formed in the second base (27), a first limiting ring (30) and a second limiting ring (31) are fixed to the inner walls of two end openings of the through hole (29) respectively, a third limiting ring (32) is fixed to the locking pin (28), and the return spring (33) is sleeved on the locking pin (28) and located between the first limiting ring (30) and the third limiting ring (32); a locking groove (35) for embedding the locking pin (28) is formed in the outer wall of the solid discharge port (7); a pull ring (34) is fixed at one end of the locking pin (28) which is far away from the solid discharge opening (7).

4. The high-purity sodium tungstate production dewatering centrifuge as recited in claim 1, wherein: the guide subassembly includes guide slide (18), guide slide (18) are the installation of slope form, just the tail end of guide slide (18) with supporting seat (3) inner wall is articulated, stretch out the bottom of guide slide (18) guide hole (19) are in directly over solid discharge port (7) guide slide (18) with still articulated between the bottom surface in supporting seat (3) have flexible post (20) the both ends of flexible post (20) all are fixed with spring retainer ring (21), and the cover is equipped with on flexible post (20) and is in two the inboard expanding spring (22) of spring retainer ring (21).

5. The high-purity sodium tungstate production dewatering centrifuge as recited in claim 4, wherein: a material stopping plate (23) which is installed in an inclined mode is further fixed on the inner wall of the supporting seat (3), and the material stopping plate (23) is located right above the hinged position of the material guiding sliding plate (18) and the supporting seat (3).