阅读说明：本技术 一种从旧稀土材料中提纯稀土氧化物装置及其使用方法 (Device for purifying rare earth oxide from old rare earth material and using method thereof ) 是由 曾胜山 谢云霞 于 2020-06-30 设计创作，主要内容包括：本发明公开了一种从旧稀土材料中提纯稀土氧化物装置,包括提纯箱体,所述提纯箱体内安装有提纯板,所述提纯板两侧设置有升降柱,所述升降柱上端安装有提升装置,所述提升装置包括左提升杆和有提升杆,所述左提升杆一端连接于左侧所述升降柱上,所述右提升杆一端连接于右侧所述升降柱上,所述提升装置固定连接于固定架上,所述提纯箱体左侧上端安装有刮除装置,本发明提供的一种从旧稀土材料中提纯稀土氧化物装置,通过该装置能够快速的从旧稀土中提纯稀土氧化物,同时通过传输装置将稀土进行分段式烘干回收,提高了稀土在回收过程中的效率,同时提纯流程进一步简化,提供回收利用的效率,降低稀土废料的堆积问题,减少对环境的污染。(The invention discloses a device for purifying rare earth oxide from old rare earth materials, which comprises a purifying box body, wherein a purifying plate is arranged in the purifying box body, lifting columns are arranged on two sides of the purifying plate, a lifting device is arranged at the upper end of each lifting column, the lifting device comprises a left lifting rod and a lifting rod, one end of the left lifting rod is connected to the left lifting column, one end of the right lifting rod is connected to the right lifting column, the lifting device is fixedly connected to a fixed frame, and a scraping device is arranged at the upper end of the left side of the purifying box body. The recycling efficiency is improved, the problem of stacking of rare earth waste is reduced, and the pollution to the environment is reduced.)

1. The device for purifying rare earth oxide from old rare earth materials comprises a purifying box body and is characterized in that, a purification plate is arranged in the purification box body, lifting columns are arranged on two sides of the purification plate, a lifting device is arranged at the upper ends of the lifting columns, the lifting device comprises a left lifting rod and a right lifting rod, one end of the left lifting rod is connected to the left lifting column, one end of the right lifting rod is connected to the right lifting column, the lifting device is fixedly connected to the fixed frame, the upper end of the left side of the purification box body is provided with a scraping device which comprises a scraping plate, the scraping plate is arranged on the push rod, the push rod is connected with the push cylinder, the push rod is arranged at the upper end of the scraping frame, the scraping frame is arranged on the box wall at the lower end of the left side of the purifying box body, the right side of the purification box body is provided with a transmission device, and the upper end of one side of the transmission device is provided with a drying device.

2. The apparatus of claim 1, wherein a fixing sleeve is installed at the lower end of the scraping device, the fixing sleeve comprises a fixing seat, the fixing seat is installed on the fixing frame, a semicircular groove is formed in the upper end surface of the fixing seat, the pushing cylinder is installed in the semicircular groove, a threaded rotating clip is arranged in an inner groove on each side of one end of the semicircular groove, the threaded rotating clip is installed in the semicircular groove, a rotating rod is installed at the middle position of the lower end of the fixing seat, the rotating rod is rotatably connected in the fixing seat, the rotating rod is in transmission connection with the threaded rotating clip, a hinge seat is arranged at the other end of the semicircular groove, and the hinge seat is connected to one end of the pushing cylinder.

3. The apparatus of claim 2, wherein the pushing cylinder is provided with a locking hole at both sides of one end, a locking groove is provided at one side of the locking hole, and the screw thread rotating clamp passes through the locking groove and is connected to the locking hole.

4. The apparatus for purifying rare earth oxide from old rare earth material as claimed in claim 2, wherein a locking protrusion is provided on one side of a lower end of the screw rotation block, and the locking protrusion slides on an inner groove on one side of the fixing seat.

5. The apparatus according to claim 1, wherein the transmission device comprises a transmission connecting plate, the transmission connecting plate is mounted on a transmission belt, the transmission belt is mounted on the transmission wheel, the transmission wheel is mounted on a transmission frame, collecting grooves are arranged on two sides of the transmission belt, the collecting grooves are mounted on the transmission frame, one end of each collecting groove is connected to the transmission frame, and the other end of each collecting groove is fixedly connected to the purifying box.

6. The apparatus according to claim 1, wherein the drying device comprises an oven, the oven is mounted on the transmission frame, drying pipes are mounted on two side walls of the oven, a screening wheel is arranged on one side of each drying pipe, the screening wheel is mounted on a rotating shaft on one side of the oven, and the rotating shaft is rotatably connected to a motor outside the oven.

7. The device for purifying rare earth oxides from old rare earth materials as claimed in claim 1, wherein a plurality of groups of electromagnetic coils are installed in the screening wheel, the electromagnetic coils are respectively arranged at the periphery of the screening wheel, and the electromagnetic coils are connected with an electrified sliding block.

8. Use of the apparatus for purifying rare earth oxide from old rare earth material, wherein the apparatus for purifying rare earth oxide from old rare earth material is the apparatus for purifying rare earth oxide from old rare earth material as claimed in any one of claims 1 to 7, comprising the following steps:

s1, putting old rare earth materials into the purification box body for purification, separating out rare earth oxides through a solvent in the purification box body, lifting the separated rare earth oxides through the lifting device, lifting the separated precipitates, lifting the rare earth oxides along with the lifting in the lifting process, lifting the purification plate to the lower end of the scraping device after the rare earth oxides are lifted to a certain distance, and attaching the scraping plate to the purification plate;

s2, pushing the scraping plate by the push rod to push the rare earth oxide on the purifying plate to the transmission connecting plate, wherein in the pushing process, in order to ensure that the rare earth is pushed thoroughly, the scraping plate is driven by the rotary rod to ascend through the threaded rotary card, meanwhile, the clamping protrusion on the threaded rotary card is embedded into the clamping groove, meanwhile, the threaded rotary card continuously ascends to drive the pushing cylinder to ascend, the scraping plate is more attached to the purifying plate, and the scraping is more thorough;

s3, the transmission connecting plate drives the rare earth oxide to enter the oven for drying while scraping, impurity metals in the rare earth oxide are screened through the screening wheel after drying, different electromagnetic coils are electrified to adsorb metals in the screening process through the electrified sliding block in the rotating process, and the rare earth oxide is screened into the purification box through the rotary brush of the screening wheel, so that the purification work of the rare earth oxide is completed.

Technical Field

The invention relates to the technical field of rare earth recovery, in particular to a device for purifying rare earth oxide from old rare earth materials and a using method thereof.

Background

Rare earths are now becoming extremely important strategic resources. The rare earth element oxide refers to 15 lanthanide element oxides with atomic numbers of 57 to 71 in the periodic table of elements, and 17 element oxides of scandium and yttrium with similar chemical properties to the lanthanide elements. The rare earth elements are widely applied in the fields of petroleum, chemical industry, metallurgy, textile, ceramics, glass, permanent magnet materials and the like, and the value of rare earth oxides is increased along with the technological progress and the continuous breakthrough of application technology.

In recent years, due to the over-exploitation of rare earth resources, not only is the resources greatly wasted, but also the environment is seriously polluted. Therefore, the recycling of rare earth materials is increased, the method has great social, environmental and economic benefits, multiple-flow operation is generally adopted in the rare earth recycling process, precipitates purified by a wet method in the operation process need to be lifted from a reaction tank and then transferred to another operation procedure for corresponding operation, the labor and the time are wasted, the efficiency in operation is reduced, the purification cannot be continuously carried out, the recycling efficiency of rare earth waste is greatly reduced, the stacking amount of the rare earth waste in the environment is larger, and the harm to the environment is increasingly prominent.

Disclosure of Invention

The invention aims to provide a device for purifying rare earth oxide from old rare earth materials, which aims to solve the problems in the background technology, can quickly purify the rare earth oxide from the old rare earth, and simultaneously carries out sectional drying and recovery on the rare earth through a transmission device, thereby improving the efficiency of the rare earth in the recovery process, further simplifying the purification process, improving the recovery efficiency, reducing the accumulation problem of rare earth waste materials and reducing the pollution to the environment.

In order to achieve the purpose, the invention provides the following technical scheme: the device for purifying rare earth oxide from old rare earth materials comprises a purifying box body, wherein a purifying plate is arranged in the purifying box body, lifting columns are arranged on two sides of the purification plate, a lifting device is arranged at the upper ends of the lifting columns, the lifting device comprises a left lifting rod and a right lifting rod, one end of the left lifting rod is connected to the left lifting column, one end of the right lifting rod is connected to the right lifting column, the lifting device is fixedly connected on the fixed frame, the upper end of the left side of the purifying box body is provided with a scraping device, the scraping device comprises a scraping plate which is arranged on a push rod, the push rod is connected with a push cylinder, the push rod is arranged at the upper end of the scraping frame, the scraping frame is arranged on the box wall at the lower end of the left side of the purifying box body, a transmission device is arranged on the right side of the purification box body, and a drying device is arranged at the upper end of one side of the transmission device; the rare earth waste materials react in the purification box body to complete the reaction and purification of the rare earth, the precipitate of the reacted precipitated rare earth oxide is lifted by the lifting device, the rare earth oxide is precipitated and lifted in the lifting process, the rare earth oxide is scraped by the scraping device after being lifted to the lower end of the scraping device, the rare earth oxide is scraped to the transmission device of the transmission device, the purified rare earth is transmitted by the cooperation of the scraping device and the transmission device, the purified rare earth is directly transmitted into the next operation flow by scraping, and the assembly line type operation of the rare earth is completed.

Preferably, the lower end of the scraping device is provided with a fixed sleeve, the fixed sleeve comprises a fixed seat, the fixed seat is mounted on the fixed seat, the upper end surface of the fixed seat is provided with a semicircular groove, the push cylinder is mounted in the semicircular groove, internal grooves on two sides of one end of the semicircular groove are provided with threaded rotating clamps, the threaded rotating clamps are mounted in the semicircular groove, the middle position of the lower end of the fixed seat is provided with a rotating rod, the rotating rod is rotatably connected in the fixed seat and is in transmission connection with the threaded rotating clamps, the other end of the semicircular groove is provided with a hinge seat, and the hinge seat is connected to one end of the push cylinder; scraping device is when operating, reaction tombarthite viscosity is higher, it is relatively poor to strike off the effect once only in operation of striking off, can upwards promote scraping device's push away a section of thick bamboo through setting up the rotatory card of screw thread, it rises to make the push away a section of thick bamboo through promoting, increase the inclination of push away a section of thick bamboo, when striking off like this, the effect of striking off has been improved, the purification volume of purification tombarthite, the rotatory card of screw thread can also be at the fixed push away a section of thick bamboo of striking off the in-process simultaneously, guarantee the firm of push away a section.

Preferably, both sides of one end of the push cylinder are provided with clamping holes, one side in each clamping hole is provided with a clamping groove, and the threaded rotary clamp penetrates through the clamping groove and is connected into the clamping holes; the card hole is used for passing the rotatory card of screw thread through the pusher, guarantees the stability of pusher on semicircular groove, sets up the draw-in groove simultaneously on the card hole, is convenient for play the fulcrum effect when promoting the pusher in fixed later stage.

Preferably, a clamping protrusion is arranged on one side of the lower end of the threaded rotary clamp, and the clamping protrusion slides on an inner groove on one side of the fixed seat; the convex card is arranged on the thread rotating card, and is mainly used for completing the support of the push cylinder in the total convex card embedded clamping groove in the rising process of the thread rotating card and lifting the push cylinder through the support.

Preferably, the transmission device comprises a transmission connecting plate, the transmission connecting plate is arranged on a transmission belt, the transmission belt is arranged on the transmission wheel, the transmission wheel is arranged on a transmission frame, collecting grooves are arranged on two sides of the transmission belt, the collecting grooves are arranged on the transmission frame, one end of each collecting groove is connected to the transmission frame, and the other end of each collecting groove is fixedly connected to the purification box body; the transmission is even the board can upwards promote the purification tombarthite, scrapes the purification tombarthite through scraping the board and goes to the transmission belt between the transmission even board, in advancing drying device with purification tombarthite transmission, because there is a large amount of liquid in the purification tombarthite in the transmission course, prevents liquid recovery at liquid pollution purification workshop through both sides collecting vat, guarantees the recovery of purification liquid and recycles.

Preferably, the drying device comprises an oven, the oven is mounted on the transmission frame, drying pipes are mounted on two side walls of the oven, a screening wheel is arranged on one side of each drying pipe, the screening wheel is mounted on a rotating shaft on one side of the oven, and the rotating shaft is rotatably connected to a motor on the outer side of the oven; the rare earth oxide is dried by the oven, and then the rare earth is purified and screened by the screening wheel after being dried, so that the purity of the rare earth is further improved.

Preferably, a plurality of groups of electromagnetic coils are installed in the screening wheel, the electromagnetic coils are respectively arranged on the periphery of the screening wheel, and the electromagnetic coils are connected with the electrified sliding block; the magnetized metals in the rare earth can be separated by switching on and off the plurality of groups of electromagnetic coils on the screening wheel, so that the purpose of re-purifying the rare earth is achieved.

The use method of the device for purifying the rare earth oxide from the old rare earth material comprises the following steps:

s1, putting old rare earth materials into the purification box body for purification, separating out rare earth oxides through a solvent in the purification box body, lifting the separated rare earth oxides through the lifting device, lifting the separated precipitates, lifting the rare earth oxides along with the lifting in the lifting process, lifting the purification plate to the lower end of the scraping device after the rare earth oxides are lifted to a certain distance, and attaching the scraping plate to the purification plate;

s2, pushing the scraping plate by the push rod to push rare earth oxide on the purifying plate to the transmission connecting plate, wherein in the pushing process, in order to ensure thorough rare earth pushing, the threaded rotating card is driven by the rotating rod to ascend, meanwhile, the clamping protrusion on the threaded rotating card is embedded into the clamping groove, meanwhile, the rotating rod continues to ascend to drive the pushing cylinder to ascend, the scraping plate is more attached to the purifying plate, and the scraping is more thorough;

s3, the transmission connecting plate drives the rare earth oxide to enter the oven for drying while scraping, impurity metals in the rare earth oxide are screened through the screening wheel after drying, different electromagnetic coils are electrified to adsorb metals in the screening process through the electrified sliding block in the rotating process, and the rare earth oxide is screened into the purification box through the rotary brush of the screening wheel, so that the purification work of the rare earth oxide is completed.

Compared with the prior art, the invention has the beneficial effects that:

(1) scraping by the scraping device, scraping the rare earth oxide onto the transmission device of the transmission device, completing the transmission of the purified rare earth by the matching of the scraping device and the transmission device, directly scraping and transmitting the purified rare earth into the next operation flow after the purification of the rare earth, and completing the assembly line type operation of the rare earth.

(2) Through setting up the rotatory card of screw thread and can upwards promoting scraping device's a push away section of thick bamboo, make a push away section of thick bamboo through promoting and rise, increase a push away inclination of section of thick bamboo, when striking off like this, improved the effect of striking off for the purification volume of purification tombarthite, the rotatory card of screw thread can also be at the fixed push away section of thick bamboo of striking off the in-process simultaneously, guarantees the firm of a push away section of thick bamboo, makes and strikes off the speed and accelerate.

(3) The card hole is used for passing the rotatory card of screw thread through the pusher, guarantees the stability of pusher on semicircular groove, sets up the draw-in groove simultaneously on the card hole, is convenient for play the fulcrum effect when promoting the pusher in fixed later stage.

(4) The convex card is arranged on the thread rotating card, and is mainly used for completing the support of the push cylinder in the total convex card embedded clamping groove in the rising process of the thread rotating card and lifting the push cylinder through the support.

(5) The transmission is even the board can upwards promote the purification tombarthite, scrapes the purification tombarthite through scraping the board and goes to the transmission belt between the transmission even board, in advancing drying device with purification tombarthite transmission, because there is a large amount of liquid in the purification tombarthite in the transmission course, prevents liquid recovery at liquid pollution purification workshop through both sides collecting vat, guarantees the recovery of purification liquid and recycles.

(6) The magnetized metals in the rare earth can be separated by switching on and off the plurality of groups of electromagnetic coils on the screening wheel, so that the purpose of re-purifying the rare earth is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the rare earth oxide purifying apparatus according to the present invention.

Fig. 2 is a schematic view of the structure of the scraping device of the present invention.

FIG. 3 is a schematic view of the structure of the screw rotation clamp and the pushing cylinder of the present invention.

FIG. 4 is a schematic view of the internal structure of the card hole of the present invention.

FIG. 5 is a schematic view of the structure of the screw rotating card and the rotating rod of the present invention.

FIG. 6 is a schematic view of a screening wheel according to the present invention.

Reference numerals: 1. purification box, 2, purification plate, 3, lifting column, 4, lifting device, 5, left lifting rod, 6, right lifting rod, 7, fixing frame, 8, scraping device, 9, scraping plate, 10, push rod, 11, push cylinder, 12, scraping frame, 13, transmission device, 14, drying device, 15, fixing sleeve, 16, fixing seat, 17, semicircular groove, 18, thread rotating card, 19, rotating rod, 20, hinged seat, 21, clamping hole, 22, clamping groove, 23, clamping protrusion, 24, inner groove, 25, transmission connecting plate, 26, transmission belt, 27, transmission wheel, 28, transmission frame, 29, collecting groove, 30, oven, 31, drying tube, 32, screening wheel, 33, rotating shaft, 34, motor, 35, electromagnetic coil, 36 and electrifying slider.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings.