CN210529077U - Rare earth electrolytic cell unloader - Google Patents
Rare earth electrolytic cell unloader Download PDFInfo
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- CN210529077U CN210529077U CN201921435461.6U CN201921435461U CN210529077U CN 210529077 U CN210529077 U CN 210529077U CN 201921435461 U CN201921435461 U CN 201921435461U CN 210529077 U CN210529077 U CN 210529077U
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Abstract
A rare earth electrolytic cell blanking device comprises a hollow blanking bin, wherein a blanking port is arranged at the bottom of the blanking bin; the discharging device of the rare earth electrolytic cell also comprises a controller, wherein the controller is used for controlling the air nozzle to spray air according to a set time value; the lower extreme of feed opening is equipped with spiral feeder, spiral feeder is including the casing that has cylindrical cavity, is equipped with the feed inlet that communicates with the feed opening on the casing and is used for supplying the material to flow into the discharge gate in the electrolysis trough cell, is equipped with in the cavity of casing to be used for carrying the material in the casing to the defeated material screw thread post of discharge gate position. The utility model discloses a glassware is regularly quantitative sent into the electrolysis trough inslot with rare earth oxide under the spiral, and the space can be destroyed and the phenomenon that hardens in the design of air nozzle, further guarantees that rare earth oxide is smooth to send into under the spiral in the glassware, the utility model has the advantages of simple overall structure and convenient manufacture.
Description
Technical Field
The utility model belongs to the technical field of tombarthite fused salt electrolysis, especially, relate to a tombarthite electrolysis trough unloader.
Background
At present, molten salt electrolysis is a main method for producing rare earth, and the industrial technical equipment for rare earth electrolysis is relatively lagged, so that the production efficiency is low, the control stability of the production process is poor, the dependence on manual experience is strong, and the environmental pollution is serious. Particularly, rare earth electrolytic blanking completely depends on manual experience and manual feeding, which causes poor feeding control precision and large labor intensity, so that the current efficiency and the energy utilization rate are low, the development of the large-scale process of the rare earth electrolytic cell is limited to a great extent, the current efficiency of the rare earth electrolytic cell is only about 70%, the energy utilization rate is about 15%, and the energy-saving potential is huge. In the industrial production of rare earth molten salt electrolysis, if the blanking can not be carried out according to the actual production requirements, the content of the rare earth oxide in the electrolyte is easily too high or too low, and the too high content can generate precipitation in an electrolytic cell to influence the normal operation of the electrolytic cell. And the rare earth oxide is easy to block due to the characteristic of poor self-fluidity.
Therefore, there is a need to provide a new blanking device for rare earth electrolytic cell to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a rare earth electrolytic cell blanking device which has simple structure and can automatically and stably perform blanking.
The technical scheme adopted by the utility model for solving the technical problems is that the blanking device of the rare earth electrolytic cell comprises a hollow blanking bin, wherein the bottom of the blanking bin is provided with a blanking hole; the discharging device of the rare earth electrolytic cell also comprises a controller, wherein the controller is used for controlling the air nozzle to spray air according to a set time value; the lower extreme of feed opening is equipped with spiral feeder, spiral feeder is including the casing that has cylindrical cavity, is equipped with the feed inlet that communicates with the feed opening on the casing and is used for supplying the material to flow into the discharge gate in the electrolysis trough cell, is equipped with in the cavity of casing to be used for carrying the material in the casing to the defeated material screw thread post of discharge gate position.
Preferably, a plurality of air outlet holes are circumferentially distributed on the air nozzle, and an opening of at least one air outlet hole in the plurality of air outlet holes is arranged in an upward inclined manner.
Preferably, the air nozzle is arranged close to the side wall of the blanking bin.
Preferably, cylindrical cavity in the casing is transverse distribution, and the feed inlet sets up in top one side of casing, and the discharge gate sets up in bottom one side of casing, the size of feed opening with the diameter looks adaptation of casing.
Preferably, the external diameter of the material conveying threaded column is 30-80mm, the thread pitch of the material conveying threads on the material conveying threaded column is 5-50mm, the tooth width is 5-20mm, and the tooth depth is 5-50 mm.
Preferably, the external diameter of the material conveying threaded column is 40-70mm, the thread pitch of the material conveying threads on the material conveying threaded column is 15-40mm, the tooth width is 10-15mm, and the tooth depth is 10-40 mm.
Preferably, the cross-sectional area of the discharging bin is gradually reduced from top to bottom.
Preferably, the housing comprises at least two sub-housings, and each sub-housing is detachably assembled together to form the housing.
Preferably, the number of the feed openings and the number of the spiral feeders are the same and are multiple.
Preferably, the number of the feed opening and the number of the spiral blanking devices are both 2.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) automatic blanking: the rare earth oxide can be fed into the electrolytic bath at regular time and quantity through the spiral feeder.
(2) The spiral blanking mode is not easy to block, the thick stud and the wide thread pitch can effectively avoid the problems of blocking or less feeding caused by factors such as uneven rare earth oxide material, high viscosity and the like, and ensure that the blanking device can stably and sufficiently feed into the electrolytic bath.
(3) The big feed opening of design can avoid the rare earth oxide in the feed bin as far as possible to appear the space and harden the phenomenon, designs the size of feed opening according to the diameter of casing.
(4) The design of interval air injection can further ensure that the rare earth oxide is smoothly fed into the spiral feeder.
(5) The utility model has simple integral structure and convenient manufacture and use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is the structure schematic diagram of the discharging bin of the utility model.
In the figure:
1. the screw feeder comprises a feeding bin, 11 parts of a feeding opening, 2 parts of an air nozzle, 3 parts of a screw feeder, 31 parts of a shell, 32 parts of a feeding opening, 33 parts of a discharging opening and 34 parts of a material conveying threaded column.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1-2, the present embodiment includes a hollow blanking bin 1, and a blanking port 11 is disposed at the bottom of the blanking bin 1; the discharging device of the rare earth electrolytic cell also comprises a controller, wherein the controller is used for controlling the air nozzle 2 to spray air according to a set time value; the lower end of the feed opening 11 is provided with a spiral feeder 3, the spiral feeder 3 comprises a shell 31 with a cylindrical cavity, the shell 31 is provided with a feed opening 32 communicated with the feed opening 11 and a discharge opening 33 used for feeding materials into the electrolytic cell body, and the cavity of the shell 31 is internally provided with a material conveying threaded column 34 used for conveying the materials in the shell 31 to the position of the discharge opening 33. The design is that the air injection is carried out at intervals, so that firstly, the rare earth oxide in the blanking bin 1 can be influenced, and the generated gaps and hardening phenomena are damaged, so that the rare earth oxide can smoothly fall down; secondly, the process that the rare earth oxide falls into the spiral blanking device 3 is influenced as little as possible.
A plurality of air outlet holes are circumferentially distributed on the air nozzle 2, and at least one opening of the air outlet holes is arranged in an upward inclined mode. The ejected gas flow can affect the rare earth oxide in the blanking bin 1 in various ways, thereby promoting the rare earth oxide to smoothly fall down into the spiral blanking device 3. And the gap and the structure that hardens take place in feed bin 1 middle zone down mostly, and the venthole that the tilt up set up can effectual destruction its structure, guarantees the smooth falling of rare earth oxide.
The air nozzle 2 is arranged close to the side wall of the blanking bin 1. Firstly, do not block falling of rare earth oxide, secondly on the main entrance of blanking, make down the distance between the lateral wall of feed bin 1 and air nozzle 2 as far as possible to reduce rare earth oxide's space and the phenomenon that hardens.
The embodiment further comprises an air pump, the air pump is communicated with the air nozzle 2, and the controller controls the air nozzle 2 to spray air according to a set time value through the air pump.
The cylindrical cavity in the shell 31 is transversely distributed, the feed inlet 32 is arranged on one side of the top of the shell 31, the discharge outlet 33 is arranged on one side of the bottom of the shell 31, and the size of the discharge outlet 11 is matched with the diameter of the shell 31. The screw blanking device 3 controls the blanking amount without controlling the blanking amount through the blanking port 11, so that the blanking port 11 as large as possible can be designed according to the shell 31.
The external diameter of the material conveying threaded column 34 is 30-80mm, the thread pitch of the material conveying threads on the material conveying threaded column 34 is 5-50mm, the tooth width is 5-20mm, and the tooth depth is 5-50 mm. The thick stud and the wide screw pitch can effectively avoid the problems of blockage or less feeding caused by factors such as uneven rare earth oxide material, high viscosity and the like, and ensure that the blanking device can stably and sufficiently feed into the electrolytic bath.
The external diameter of the material conveying threaded column 34 is 40-70mm, the thread pitch of the material conveying threads on the material conveying threaded column 34 is 15-40mm, the tooth width is 10-15mm, and the tooth depth is 10-40 mm.
The cross-sectional area of the lower feed bin 1 is gradually reduced from top to bottom, which is beneficial for the rare earth oxide to smoothly fall to the feed opening 11 from the lower feed bin 1.
The housing 31 includes at least two sub-housings, and the sub-housings are detachably assembled together to form the housing 31. The detachable design of the sub-shell body enables the convenient detachable shell body 31 to be cleaned daily, and material blockage is avoided as much as possible.
The number of the feed opening 11 and the spiral feeder 3 is the same and is a plurality of, thus realizing multi-point uniform feeding and being convenient for the device to be used in large-scale rare earth electrolytic tanks.
The number of the feed opening 11 and the spiral feeder 3 is 2.
Example two
This embodiment is substantially the same as the first embodiment, except that:
the cylindrical cavities in the shell 31 of the screw feeder 3 are vertically distributed, the feed inlet 32 is arranged on the top side of the shell 31, and the discharge outlet 33 is arranged on the bottom side of the shell 31.
The working principle of the blanking device of the rare earth electrolytic tank provided by the utility model is as follows:
the spiral feeder 3 has the advantage of continuous and uniform feeding, but because rare earth oxide materials are not uniform and have high viscosity, the spiral feeder 3 is designed to have coarse threads and low rotating speed, and the phenomenon that the feeder is blocked by oxides can be effectively avoided. By adopting the structural design, quantitative blanking in unit time in the rare earth electrolysis process can be realized only by controlling the rotating speed of the material conveying threaded column 34 of the spiral blanking device 3, and the problem of accuracy of blanking amount does not need to be worried about, so that the blanking port 11 can be designed to be as large as possible, and the phenomena of gaps and hardening of rare earth oxides in the blanking bin 1 can be avoided as far as possible. Meanwhile, the air nozzle 2 is arranged in the lower storage bin 1, air is sprayed once at intervals under the control of the controller, gaps generated by the rare earth oxide in the lower storage bin 1 are damaged, hardening phenomena are avoided, the rare earth oxide in the lower storage bin 1 is loosened, and accordingly the rare earth oxide can smoothly fall down. The utility model has simple integral structure and convenient manufacture and use.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The blanking device of the rare earth electrolytic cell is characterized by comprising a hollow blanking bin, wherein the bottom of the blanking bin is provided with a blanking port; the discharging device of the rare earth electrolytic cell also comprises a controller, wherein the controller is used for controlling the air nozzle to spray air according to a set time value; the lower extreme of feed opening is equipped with spiral feeder, spiral feeder is including the casing that has cylindrical cavity, is equipped with the feed inlet that communicates with the feed opening on the casing and is used for supplying the material to flow into the discharge gate in the electrolysis trough cell, is equipped with in the cavity of casing to be used for carrying the material in the casing to the defeated material screw thread post of discharge gate position.
2. The rare earth electrolysis cell blanking device according to claim 1, wherein a plurality of air outlet holes are circumferentially distributed on the air nozzle, and the opening of at least one of the air outlet holes is arranged obliquely upward.
3. The rare earth electrolysis cell blanking device of claim 2 wherein the air nozzle is disposed proximate to a side wall of the blanking bin.
4. The rare earth electrolysis cell blanking device according to claim 3, wherein the cylindrical cavities in the shell are distributed transversely, the feed inlet is arranged on one side of the top of the shell, the discharge outlet is arranged on one side of the bottom of the shell, and the size of the blanking outlet is matched with the diameter of the shell.
5. The blanking device of rare earth electrolyzer as claimed in claim 4, characterized in that the external diameter of the feeding screw column is 30-80mm, the pitch of the feeding screw on the feeding screw column is 5-50mm, the tooth width is 5-20mm, and the tooth depth is 5-50 mm.
6. The blanking device of rare earth electrolytic cell as claimed in claim 5, wherein the outside diameter of the feeding screw post is 40-70mm, the pitch of the feeding screw on the feeding screw post is 15-40mm, the tooth width is 10-15mm, and the tooth depth is 10-40 mm.
7. The rare earth electrolysis cell blanking device of claim 6 wherein the cross sectional area of the blanking bin is gradually reduced from top to bottom.
8. The rare earth electrolysis cell blanking device of claim 7 wherein the housing includes at least two sub-housings, each sub-housing being removably assembled together to form the housing.
9. The rare earth electrolysis cell blanking device of claim 8 wherein the number of the blanking ports and the spiral blanking device is the same and is multiple.
10. The rare earth electrolysis cell blanking device of claim 9 wherein the number of the blanking port and the spiral blanking device is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921435461.6U CN210529077U (en) | 2019-08-31 | 2019-08-31 | Rare earth electrolytic cell unloader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921435461.6U CN210529077U (en) | 2019-08-31 | 2019-08-31 | Rare earth electrolytic cell unloader |
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| CN210529077U true CN210529077U (en) | 2020-05-15 |
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| CN201921435461.6U Active CN210529077U (en) | 2019-08-31 | 2019-08-31 | Rare earth electrolytic cell unloader |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108034967A (en) * | 2018-01-18 | 2018-05-15 | 中南大学 | A kind of rare earth electrolysis cell blanking device and rare earth electrolysis cell |
| CN113073359A (en) * | 2021-03-25 | 2021-07-06 | 赣州晨光稀土新材料有限公司 | Sustainable blanking device for preparing rare earth electrolysis waste molten salt and implementation method thereof |
-
2019
- 2019-08-31 CN CN201921435461.6U patent/CN210529077U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108034967A (en) * | 2018-01-18 | 2018-05-15 | 中南大学 | A kind of rare earth electrolysis cell blanking device and rare earth electrolysis cell |
| CN113073359A (en) * | 2021-03-25 | 2021-07-06 | 赣州晨光稀土新材料有限公司 | Sustainable blanking device for preparing rare earth electrolysis waste molten salt and implementation method thereof |
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