CN110819829B

CN110819829B - Rare earth element extractor in monazite

Info

Publication number: CN110819829B
Application number: CN201911261059.5A
Authority: CN
Inventors: 李林豪
Original assignee: Xinxiang Lingyue Electronic Technology Co Ltd
Current assignee: Xinxiang Lingyue Electronic Technology Co., Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-11-06
Anticipated expiration: 2039-12-10
Also published as: CN110819829A

Abstract

The invention discloses a monazite rare earth element extractor, which comprises a working box and a reaction cavity arranged in the working box, a sliding filter plate is arranged in the reaction cavity in a sliding manner, a material placing cavity which is positioned at the upper side of the reaction cavity and is opened upwards is arranged in the working box, the material placing cavity is communicated with the reaction cavity, the invention can extract the rare earth elements in the monazite in the form of solution, dilute hydrochloric acid with certain concentration can react with the monazite, so that the rare earth elements in the monazite are dissolved in the dilute hydrochloric acid solution to the maximum extent, the oxide of radioactive thorium in the monazite does not react with the dilute hydrochloric acid and is left on the upper surface of the sliding filter plate, the thorium oxide on the upper surface of the sliding filter plate is pushed into the recovery box through the push plate for utilization.

Description

Rare earth element extractor in monazite

Technical Field

The invention relates to the technical field of ore element extraction, in particular to a monazite internal rare earth element extractor.

Background

The monazite is ore rich in rare earth elements and is used as a raw material for extracting the rare earth elements, but the monazite also contains oxides of thorium with radioactivity, which can influence the extraction of the rare earth elements by people and cause certain safety problems for workers who operate the monazite, so that a rare earth element extractor in the monazite is urgently needed to solve the problems, and the invention provides an improvement for overcoming the defects.

Disclosure of Invention

The invention aims to provide a monazite rare earth element extractor, which overcomes the problems.

The invention is realized by the following technical scheme.

A rare earth element extractor in monazite comprises a working box and a reaction chamber arranged in the working box, wherein a sliding filter plate is arranged in the reaction chamber in a sliding manner, a material placing chamber which is positioned at the upper side of the reaction chamber and is upwards opened is arranged in the working box, the material placing chamber is communicated with the reaction chamber, a sliding groove which is positioned at the right side of the material placing chamber is arranged in the working box, a sliding plate which is closed at the upper opening of the reaction chamber is arranged in the sliding groove in a sliding manner, the end face of the sliding plate is connected with the wall of the right chamber of the sliding groove through a first compression spring, a first cavity which is positioned at the right side of the reaction chamber and is rightwards opened is arranged in the working box, the first cavity is communicated with the reaction chamber through a material passing hole, a recovery box which is upwards opened is arranged in the material passing hole in a sliding manner, the recovery box can collect oxides of thorium in rare earth elements, a second cavity which is positioned, the utility model discloses a novel filter plate, including the second cavity, be equipped with in the second cavity and can push into the push pedal in the collection box with the oxide of sliding filter plate upper surface thorium, the symmetry is equipped with around in the work box and is located the reaction chamber upside and the ascending open-ended stock solution chamber, the front side stock solution intracavity is full of concentrated hydrochloric acid, the work box up end hinge is equipped with and is located the rotor plate of front side stock solution chamber suitable for reading, the rear side stock solution intracavity is full of water, the stock solution chamber with the reaction chamber passes through the catheter intercommunication, dilutes back concentrated hydrochloric acid and water with a certain proportion, flows in the reaction chamber bottom, be equipped with in the work box and be located the reaction chamber left side downside and the forward open-ended third cavity, it has the processing case to slide in the third cavity, be equipped with the processing chamber in the processing case, reaction chamber lower terminal surface intercommunication is equipped with the rectangular hole, the reaction chamber bottom slides and is equipped with, the rectangular hole is communicated with the third cavity through a communicating hole, and after the reaction is finished, the closing plate slides upwards to enable the acid solution with the rare earth elements to flow into the treatment cavity to finish collection.

Furthermore, the pushing device comprises a horizontal rack slidably connected to the bottom wall of the second cavity, the left end face of the horizontal rack is connected with the left cavity wall of the second cavity through a first extension spring, the right end face of the horizontal rack is fixedly connected with the left end face of the push plate, a first rotating shaft located on the upper side of the horizontal rack is rotatably arranged on the front cavity wall and the rear cavity wall of the second cavity, a first gear meshed with the upper tooth surface of the horizontal rack is fixedly arranged on the first rotating shaft, a second rotating shaft located on the upper side of the first rotating shaft is rotatably arranged on the front cavity wall and the rear cavity wall of the second cavity, the second rotating shaft is in transmission connection with the first rotating shaft through a first belt pulley, and when the second rotating shaft rotates, the first rotating shaft is driven to rotate.

Further, the terminal surface under the slip filter plate with the closing plate up end passes through second compression spring and connects, slip filter plate bottom is equipped with downwardly opening's rectangular channel, the rectangular channel bilateral symmetry sets up, it is located to slide in the rectangular channel partly to slide in the reaction chamber, the sliding block up end with the rectangular channel roof passes through third compression spring and connects, be equipped with in the work box and run through downwards the fourth cavity of catheter, the symmetry sets up around the fourth cavity, it can with front side catheter confined first closing rod to slide in the fourth cavity of front side, it can with to slide in the fourth cavity of rear side catheter confined second closing rod, first closing rod up end with the fourth cavity roof passes through second extension spring and connects, second closing rod, The terminal surface under the first seal bar with the sliding block up end passes through first stay cord and connects, works as the ore of sliding plate upper surface falls into when sliding filter board upper surface, makes the sliding filter board slides down to make the sliding block upwards slide into in the rectangular channel, make first stay cord loosen thereby make the second seal bar with first seal bar upwards slides into in the fourth cavity, open the catheter, because the second seal bar with first seal bar length is different, thereby makes the degree that the catheter was opened is inconsistent, thereby makes water and concentrated hydrochloric acid mix into diluted hydrochloric acid with certain ratio row.

Further, the processing incasement is equipped with the ring channel, the slip of processing intracavity is equipped with the filter, the filter up end has set firmly can with the dead lever that the filter was taken out, the filter left and right sides both ends symmetry is equipped with outside open-ended draw-in groove, it can block into to slide in the draw-in groove be equipped with the card fixture block in the ring channel, the fixture block inner wall with the draw-in groove inner wall passes through fourth compression spring and connects, when the reaction is accomplished, can pull forward the processing case upwards stimulates the dead lever, will the filter is followed the processing intracavity takes out, right the tombarthite solution of processing intracavity is further handled.

Furthermore, a fifth cavity is arranged on the right side of the material placing cavity in the working box, a third rotating shaft is rotatably arranged on the front cavity wall and the rear cavity wall of the fifth cavity, the third rotating shaft is in transmission connection with the second rotating shaft through a second belt pulley, a power cavity is arranged on the lower right side of the reaction cavity in the working box, a fourth rotating shaft is rotatably arranged on the rear cavity wall of the power cavity, the fourth rotating shaft is in transmission connection with the third rotating shaft through a third belt pulley, a first bevel gear is fixedly arranged at the front end of the fourth rotating shaft, a sliding groove is fixedly arranged at the bottom of the working box and is communicated with the power cavity, a sliding block is slidably arranged in the sliding groove, the rear end surface of the sliding block is connected with the rear cavity wall of the sliding groove through a third stretching spring, a fifth rotating shaft extending upwards into the power cavity is rotatably arranged in the sliding block, and a second gear is fixedly arranged on the fifth rotating shaft, and a second bevel gear is fixedly arranged at the top of the fifth rotating shaft, and is meshed with the first bevel gear when the sliding block slides forwards to the front cavity wall of the sliding groove.

Further, a vertical rack penetrating through the rectangular hole and extending downwards into the power cavity is fixedly arranged on the lower end face of the sealing plate, the vertical rack is connected to the left cavity wall of the power cavity in a sliding manner, the bottom face of the vertical rack is connected with the bottom wall of the power cavity through a fourth extension spring, the bottom face of the vertical rack is connected with the front end face of the sliding block through a second pull rope, a sixth rotating shaft positioned on the right side of the vertical rack is rotatably arranged on the front cavity wall and the rear cavity wall of the power cavity, a third gear meshed with the right tooth face of the vertical rack is fixedly arranged on the sixth rotating shaft, a third bevel gear positioned on the rear side of the third gear is fixedly arranged on the sixth rotating shaft, a motor is fixedly arranged on the bottom wall of the power cavity, a motor shaft is rotatably arranged on the upper end face of the motor, a first one-way bearing is fixedly arranged on the motor shaft, the winding wheel is connected with the right end face of the sliding plate through a third pull rope, a fourth gear located on the front side of the second gear is fixedly arranged on the motor shaft, when the sliding block slides forwards to the front cavity wall of the sliding groove, the second gear is meshed with the fourth gear, a second one-way bearing located on the upper side of the fourth gear is fixedly arranged on the motor shaft, a fourth bevel gear is rotatably arranged on the outer end wall of the second one-way bearing, a seventh rotating shaft located on the upper side of the motor shaft is rotatably arranged on the right cavity wall of the power cavity, and double-sided bevel gears respectively meshed with the third bevel gear and the fourth bevel gear are fixedly arranged on the seventh rotating shaft.

The invention has the beneficial effects that: the rare earth elements in the monazite can be extracted in the form of solution, dilute hydrochloric acid with a certain concentration reacts with the monazite, so that the rare earth elements in the monazite are dissolved in the dilute hydrochloric acid solution to the maximum extent, oxides of thorium with radioactivity in the monazite do not react with the dilute hydrochloric acid and are left on the upper surface of the sliding filter plate, and the oxides of thorium on the upper surface of the sliding filter plate are pushed into the recovery box through the push plate for utilization.

Drawings

The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

FIG. 1 is a schematic view of the overall structure of a monazite internal rare earth element extractor of the invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

FIG. 3 is a schematic view of the structure at B-B in FIG. 1;

FIG. 4 is a schematic view of the structure of FIG. 1 at C;

FIG. 5 is a schematic view of the structure of FIG. 1 at D;

fig. 6 is a schematic structural diagram at E in fig. 3.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

As shown in fig. 1-6, a rare earth element extractor in monazite comprises a working box 10 and a reaction chamber 12 arranged in the working box 10, wherein a sliding filter plate 11 is slidably arranged in the reaction chamber 12, a material placing chamber 19 which is located at the upper side of the reaction chamber 12 and is opened upwards is arranged in the working box 10, the material placing chamber 19 is communicated with the reaction chamber 12, a sliding groove 57 which is located at the right side of the material placing chamber 19 is arranged in the working box 10, a sliding plate 56 which can seal the upper opening of the reaction chamber 12 is slidably arranged in the sliding groove 57, the end surface of the sliding plate 56 is connected with the right chamber wall of the sliding groove 57 through a first compression spring 24, a first cavity 27 which is located at the right side of the reaction chamber 12 and is opened rightwards is arranged in the working box 10, the first cavity 27 is communicated with the reaction chamber 12 through a material passing hole 26, an upward-opened recovery box 28 is slidably arranged in the material passing hole 26, the oxide of thorium among the rare earth element can be collected to the collection box 28, be equipped with in the work box 10 and be located the second cavity 82 of the upper left side of reaction chamber 12, be equipped with in the second cavity 82 and push into the oxide of the upper surface thorium of slip filter plate 11 push pedal 55 in the collection box 28, the symmetry is equipped with around in the work box 10 and is located reaction chamber 12 upside and ascending open-ended stock solution chamber 59, be full of concentrated hydrochloric acid in the front side stock solution chamber 59, the up end hinge of work box 10 is equipped with and is located the rotor plate 58 of front side stock solution chamber 59 upper port, full of water in the rear side stock solution chamber 59, stock solution chamber 59 with reaction chamber 12 passes through catheter 63 intercommunication, flows into behind concentrated hydrochloric acid and the water with certain proportion dilution reaction chamber 12 bottom, be equipped with in the work box 10 and be located reaction chamber 12 left side downside and forward open-ended third cavity 48, a treatment box 49 is arranged in the third cavity 48 in a sliding mode, a treatment cavity 50 is arranged in the treatment box 49, a rectangular hole 52 is formed in the lower end face of the reaction cavity 12 in a communicating mode, a closing plate 54 capable of closing the upper opening of the rectangular hole 52 is arranged at the bottom of the reaction cavity 12 in a sliding mode, the rectangular hole 52 is communicated with the third cavity 48 through a communication hole 51, and after the reaction is completed, the closing plate 54 slides upwards to enable the acid solution with the rare earth elements to flow into the treatment cavity 50 to complete collection.

Advantageously, the pushing device 81 includes a horizontal rack 13 slidably connected to the bottom wall of the second cavity 82, the left end surface of the horizontal rack 13 is connected to the left cavity wall of the second cavity 82 through a first extension spring 14, the right end surface of the horizontal rack 13 is fixedly connected to the left end surface of the push plate 55, a first rotating shaft 16 located on the upper side of the horizontal rack 13 is rotatably provided on the front and rear cavity walls of the second cavity 82, a first gear 15 engaged with the upper tooth surface of the horizontal rack 13 is fixedly provided on the first rotating shaft 16, a second rotating shaft 18 located on the upper side of the first rotating shaft 16 is rotatably provided on the front and rear cavity walls of the second cavity 82, the second rotating shaft 18 is in transmission connection with the first rotating shaft 16 through a first pulley 17, and when the second rotating shaft 18 rotates, the first rotating shaft 16 is driven to rotate.

Beneficially, the lower end face of the sliding filter plate 11 is connected with the upper end face of the closing plate 54 through a second compression spring 53, the bottom of the sliding filter plate 11 is provided with a rectangular groove 74 with a downward opening, the rectangular groove 74 is arranged in bilateral symmetry, a sliding block 75 partially located in the reaction chamber 12 is slidably arranged in the rectangular groove 74, the upper end face of the sliding block 75 is connected with the top wall of the rectangular groove 74 through a third compression spring 76, a fourth cavity 65 penetrating the liquid guide tube 63 downwards is arranged in the working box 10, the fourth cavity 65 is arranged in front-back symmetry, a first closing rod 60 capable of closing the front liquid guide tube 63 is slidably arranged in the front fourth cavity 65, a second closing rod 62 capable of closing the rear liquid guide tube 63 is slidably arranged in the rear fourth cavity 65, the second closing rod 62, the upper end face of the first closing rod 60 and the top wall of the fourth cavity 65 are connected through a second extension spring 64, the second closing rod 62 and the lower end face of the first closing rod 60 are connected with the upper end face of the sliding block 75 through a first pull rope 61, when ore on the upper surface of the sliding plate 56 falls onto the upper surface of the sliding filter plate 11, the sliding filter plate 11 slides downwards, so that the sliding block 75 slides upwards into the rectangular groove 74, the first pull rope 61 is loosened, the second closing rod 62 and the first closing rod 60 slide upwards into the fourth cavity 65, and the liquid guide pipe 63 is opened, because the lengths of the second closing rod 62 and the first closing rod 60 are different, the opening degree of the liquid guide pipe 63 is inconsistent, and water and concentrated hydrochloric acid are mixed into dilute hydrochloric acid in a certain ratio.

Beneficially, an annular groove 70 is formed in the processing chamber 49, a filter plate 47 is slidably disposed in the processing chamber 50, a fixing rod 46 capable of taking out the filter plate 47 is fixedly disposed on an upper end face of the filter plate 47, outwardly-opening clamping grooves 73 are symmetrically disposed at left and right ends of the filter plate 47, clamping blocks 71 capable of being clamped in the annular groove 70 are slidably disposed in the clamping grooves 73, inner walls of the clamping blocks 71 are connected with inner walls of the clamping grooves 73 through fourth compression springs 72, when the reaction is completed, the processing chamber 49 can be pulled out forwards, the fixing rod 46 is pulled upwards, the filter plate 47 is taken out of the processing chamber 50, and the rare earth solution in the processing chamber 50 is further processed.

Beneficially, a fifth cavity 20 located on the right side of the material placing cavity 19 is arranged in the working box 10, a third rotating shaft 22 is rotatably arranged on the front cavity wall and the rear cavity wall of the fifth cavity 20, the third rotating shaft 22 is in transmission connection with the second rotating shaft 18 through a second belt pulley 21, a power cavity 32 located on the lower right side of the reaction cavity 12 is arranged in the working box 10, a fourth rotating shaft 69 is rotatably arranged on the rear cavity wall of the power cavity 32, the fourth rotating shaft 69 is in transmission connection with the third rotating shaft 22 through a third belt pulley 23, a first bevel gear 43 is fixedly arranged at the front end of the fourth rotating shaft 69, a sliding groove 77 located on the lower side of the fourth rotating shaft 69 is fixedly arranged at the bottom of the working box 10, the sliding groove 77 is communicated with the power cavity 32, a sliding block 79 is slidably arranged in the sliding groove 77, the rear end face of the sliding block 79 is connected with the rear cavity wall of the sliding groove 77 through a third tension spring 78, the sliding block 79 is provided, the fifth rotating shaft 67 is fixedly provided with a second gear 66, the top of the fifth rotating shaft 67 is fixedly provided with a second bevel gear 68, and when the sliding block 79 slides forwards to the front cavity wall of the sliding groove 77, the second bevel gear 68 is meshed with the first bevel gear 43.

Beneficially, a vertical rack 29 penetrating through the rectangular hole 52 and extending downward into the power cavity 32 is fixedly arranged on the lower end surface of the closing plate 54, the vertical rack 29 is slidably connected to the left cavity wall of the power cavity 32, the bottom surface of the vertical rack 29 is connected with the bottom wall of the power cavity 32 through a fourth tension spring 45, the bottom surface of the vertical rack 29 is connected with the front end surface of the slider 79 through a second pull rope 44, a sixth rotating shaft 42 located on the right side of the vertical rack 29 is rotatably arranged on the front and rear cavity walls of the power cavity 32, a third gear 41 engaged with the right tooth surface of the vertical rack 29 is fixedly arranged on the sixth rotating shaft 42, a third bevel gear 30 located on the rear side of the third gear 41 is fixedly arranged on the sixth rotating shaft 42, a motor 37 is fixedly arranged on the bottom wall of the power cavity 32, a motor shaft 83 is rotatably arranged on the upper end surface of the motor 37, and a first one-way bearing 38 is fixedly, the outer end wall of the first one-way bearing 38 is rotatably provided with a winding wheel 39, the winding wheel 39 is connected with the right end face of the sliding plate 56 through a third pull rope 25, the motor shaft 83 is fixedly provided with a fourth gear 35 positioned in front of the second gear 66, when the sliding block 79 slides forwards to the front cavity wall of the sliding groove 77, the second gear 66 is meshed with the fourth gear 35, the motor shaft 83 is fixedly provided with a second one-way bearing 40 positioned on the upper side of the fourth gear 35, the outer end wall of the second one-way bearing 40 is rotatably provided with a fourth bevel gear 34, the right cavity wall of the power cavity 32 is rotatably provided with a seventh rotating shaft 33 positioned on the upper side of the motor shaft 83, and the seventh rotating shaft 33 is fixedly provided with a double-sided bevel gear 31 respectively meshed with the third bevel gear 30 and the fourth bevel gear 34.

Sequence of mechanical actions of the whole device:

the initial state of the invention is as follows: the second compression spring 53 is in a relaxed state, the third compression spring 76 is in a relaxed state, the first pull rope 61 is in a tensioned state, the fourth cavity 65 is in a stretched state, the second closing rod 62 and the first closing rod 60 close the catheter 63, the fourth extension spring 45 is in a relaxed state, the closing plate 54 closes the upper opening of the rectangular hole 52, the second pull rope 44 is in a relaxed state, the third extension spring 78 is in a relaxed state, the second gear 66 is not meshed with the fourth gear 35, the third pull rope 25 is in a relaxed state, the first compression spring 24 is in a relaxed state, the sliding plate 56 closes the upper opening of the reaction chamber 12, the first extension spring 14 is in a relaxed state, and the push plate 55 is located in the second cavity 82;

1. when rare earth elements in the monazite need to be extracted, the monazite is placed in the material placing cavity 19 and falls on the upper surface of the sliding plate 56, after the monazite needing to be extracted is placed, the motor 37 starts to rotate in the positive direction, the motor 37 drives the motor shaft 83 to rotate in the positive direction, the motor shaft 83 rotates so that the winding wheel 39 rotates under the action of the first one-way bearing 38, the winding wheel 39 rotates to tension the third pull rope 25, the third pull rope 25 is tensioned so that the sliding plate 56 compresses the first compression spring 24, so that the sliding plate 56 slides into the sliding groove 57 rightwards, the upper opening of the reaction cavity 12 is opened, the monazite on the upper surface of the sliding plate 56 falls onto the upper surface of the sliding filter plate 11, the motor 37 stops, and the first compression spring 24 resets so that the sliding plate 56 seals the upper opening of the;

2. when the monazite falls on the upper surface of the sliding filter plate 11, the weight of the monazite causes the sliding filter plate 11 to slide downwards, the sliding filter plate 11 slides downwards to drive the sliding block 75 to slide downwards, when the sliding block 75 slides down into contact with the bottom wall of the reaction chamber 12, the sliding block 75 is pressed to slide up into the rectangular groove 74, the third compression spring 76 is compressed to release the first pull cord 61, the first pull cord 61 is released to reset the second extension spring 64, the second blocking lever 62 and the first blocking lever 60 slide up into the fourth cavity 65, the catheter 63 is opened, because the second blocking lever 62 is not the same length as the first blocking lever 60, the opening degree of the liquid guide pipe 63 is inconsistent, so that the concentrated hydrochloric acid and the water are mixed and diluted into dilute hydrochloric acid according to a certain ratio, thereby reacting with monazite on the upper surface of the sliding filter plate 11 and dissolving rare earth solution in the monazite;

3. after the reaction is completed, the motor 37 starts to rotate reversely, the motor 37 rotates reversely to drive the motor shaft 83 to rotate, the motor shaft 83 rotates to make the fourth bevel gear 34 rotate under the action of the second one-way bearing 40, because the fourth bevel gear 34 is meshed with the double-sided bevel gear 31, the fourth bevel gear 34 rotates to drive the double-sided bevel gear 31 to rotate, because the double-sided bevel gear 31 is meshed with the third bevel gear 30, the double-sided bevel gear 31 rotates to drive the third bevel gear 30 to rotate, the third bevel gear 30 rotates to drive the sixth rotating shaft 42 to rotate, the sixth rotating shaft 42 rotates to drive the third gear 41 to rotate, because the third gear 41 is meshed with the right tooth surface of the vertical rack 29, the vertical rack 41 rotates to make the vertical rack 29 slide upwards, the vertical rack 29 slides upwards to make the fourth tension spring 45 in a tension state, the second tension rope 44 is tightened, the vertical rack 29 slides upwards to drive the closing plate, the closing plate 54 slides upwards to open the upper opening of the rectangular hole 52, so that the solution containing the rare earth element on the bottom wall of the reaction chamber 12 flows into the third cavity 48 through the rectangular hole 52 and the communicating hole 51, is filtered by the filter plate 47 and then flows into the bottom of the treatment chamber 50;

4. the closing plate 54 slides upwards to drive the sliding filter plate 11 to slide upwards, the sliding filter plate 11 slides upwards to make the sliding block 75 separate from the bottom wall of the reaction chamber 12, the third compression spring 76 resets to push the sliding block 75 out downwards, the sliding block 75 slides downwards to tighten the first pull rope 61 to make the second closing rod 62 and the first closing rod 60 slide downwards to close the catheter 63, when the sliding filter plate 11 slides upwards to the lower end surface of the push plate 55, the second pull rope 44 pulls the sliding block 79 to slide forwards to abut against the front cavity wall of the sliding groove 77, so that the second gear 66 is meshed with the fourth gear 35, the second bevel gear 68 is meshed with the first bevel gear 43, the motor shaft 83 rotates to drive the fourth gear 35 to rotate, the fourth gear 35 rotates to drive the second gear 66 to rotate, the second rotating shaft 66 rotates to drive the fifth rotating shaft 67 to rotate, the fifth rotating shaft 67 rotates to drive the second bevel gear 68 to rotate, the second bevel gear 68 rotates to drive the first bevel, the first bevel gear 43 rotates to drive the fourth rotating shaft 69 to rotate, the fourth rotating shaft 69 is in transmission connection with the third rotating shaft 22 through the third belt pulley 23, the fourth rotating shaft 69 rotates to drive the third rotating shaft 22 to rotate, the third rotating shaft 22 is in transmission connection with the second rotating shaft 18 through the second belt pulley 21, the third rotating shaft 22 rotates to drive the second rotating shaft 18 to rotate, the second rotating shaft 18 rotates to drive the first rotating shaft 16 to rotate as the second rotating shaft 18 is in transmission connection with the first rotating shaft 16 through the first belt pulley 17, the first rotating shaft 16 rotates to drive the first gear 15 to rotate, the first gear 15 rotates due to the fact that the first gear 15 is meshed with the upper tooth surface of the horizontal rack 13, the horizontal rack 13 slides rightwards to drive the push plate 55 to slide rightwards, thorium oxides on the upper surface of the sliding filter plate 11 are pushed into the recovery box 28, and collection;

5. after the collection is finished, the recovery box 28 is pulled out to the right, the thorium oxide in the recovery box 28 is recycled, and the initial state is recovered.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rare earth element draws machine in monazite, include the work box and set up in reaction chamber in the work box, its characterized in that: the reaction chamber is internally provided with a sliding filter plate in a sliding manner, the working chamber is internally provided with a material placing chamber which is positioned at the upper side of the reaction chamber and is provided with an upward opening, the material placing chamber is communicated with the reaction chamber, the working chamber is internally provided with a sliding groove which is positioned at the right side of the material placing chamber, the sliding groove is internally provided with a sliding plate which can seal the upper opening of the reaction chamber in a sliding manner, the end surface of the sliding plate is connected with the right wall of the sliding groove through a first compression spring, the working chamber is internally provided with a first cavity which is positioned at the right side of the reaction chamber and is provided with an opening towards the right, the first cavity is communicated with the reaction chamber through a material passing hole, the material passing hole is internally provided with a recovery box with an upward opening in a sliding manner, the recovery box can collect oxides of thorium in rare earth elements, the working chamber is internally provided with a second cavity which is positioned at the upper left side of the, liquid storage cavities which are positioned at the upper side of the reaction cavity and are opened upwards are symmetrically arranged in the front and the back of the working box, the front liquid storage cavity is filled with concentrated hydrochloric acid, the upper end face of the working box is hinged with a rotating plate positioned at the upper opening of the front liquid storage cavity, the rear liquid storage cavity is filled with water, the liquid storage cavity is communicated with the reaction cavity through a liquid guide pipe, concentrated hydrochloric acid and water flow into the bottom of the reaction cavity after being diluted according to a certain proportion, a third cavity which is positioned at the left lower side of the reaction cavity and is opened forwards is arranged in the working box, a treatment box is arranged in the third cavity in a sliding way, a treatment chamber is arranged in the treatment box, a rectangular hole is communicated with the lower end surface of the reaction chamber, a sealing plate capable of sealing the upper opening of the rectangular hole is slidably arranged at the bottom of the reaction chamber, the rectangular hole is communicated with the third cavity through a communicating hole, after the reaction is finished, the closing plate slides upwards to enable the acid solution with the rare earth elements to flow into the treatment cavity to finish collection; the pushing device comprises a horizontal rack which is slidably connected to the bottom wall of the second cavity, the left end face of the horizontal rack is connected with the left cavity wall of the second cavity through a first extension spring, the right end face of the horizontal rack is fixedly connected with the left end face of the push plate, a first rotating shaft which is positioned on the upper side of the horizontal rack is rotationally arranged on the front cavity wall and the rear cavity wall of the second cavity, a first gear which is meshed with the upper tooth surface of the horizontal rack is fixedly arranged on the first rotating shaft, a second rotating shaft which is positioned on the upper side of the first rotating shaft is rotationally arranged on the front cavity wall and the rear cavity wall of the second cavity, the second rotating shaft is in transmission connection with the first rotating shaft through a first belt pulley, and when the second rotating shaft rotates, the first; the lower end face of the sliding filter plate is connected with the upper end face of the sealing plate through a second compression spring, a rectangular groove with a downward opening is formed in the bottom of the sliding filter plate, the rectangular groove is arranged in bilateral symmetry, sliding blocks with parts located in the reaction cavity are arranged in the rectangular groove in a sliding mode, the upper end face of each sliding block is connected with the top wall of the rectangular groove through a third compression spring, a fourth cavity penetrating through the liquid guide pipe downwards is formed in the working box, the fourth cavity is arranged in a front-back symmetry mode, a first sealing rod capable of sealing the liquid guide pipe at the front side is arranged in the fourth cavity at the front side in a sliding mode, a second sealing rod capable of sealing the liquid guide pipe at the rear side is arranged in the fourth cavity at the rear side in a sliding mode, the upper end face of the second sealing rod is connected with the top wall of the fourth cavity through a second extension spring, the lower end face of the second sealing rod is connected with the upper end face of the sliding block through a, when ore on the upper surface of the sliding plate falls into the upper surface of the sliding filter plate, the sliding filter plate slides downwards, so that the sliding block slides upwards into the rectangular groove, the first pull rope is loosened, the second closing rod and the first closing rod slide upwards into the fourth cavity, the liquid guide pipe is opened, the lengths of the second closing rod and the first closing rod are different, the opening degree of the liquid guide pipe is inconsistent, and water and concentrated hydrochloric acid are mixed into dilute hydrochloric acid in a certain ratio; an annular groove is formed in the treatment box, a filter plate is arranged in the treatment cavity in a sliding mode, a fixed rod capable of taking out the filter plate is fixedly arranged on the upper end face of the filter plate, clamping grooves with outward openings are symmetrically formed in the left end and the right end of the filter plate, clamping blocks capable of being clamped into the annular groove are arranged in the clamping grooves in a sliding mode, the inner walls of the clamping blocks are connected with the inner walls of the clamping grooves through fourth compression springs, when the reaction is completed, the treatment box can be pulled out forwards, the fixed rod is pulled upwards, the filter plate is taken out of the treatment cavity, and rare earth solution in the treatment cavity is further treated; a fifth cavity is arranged on the right side of the material placing cavity in the working box, a third rotating shaft is arranged on the front cavity wall and the rear cavity wall of the fifth cavity in a rotating mode, the third rotating shaft is connected with the second rotating shaft through a second belt pulley in a transmission mode, a power cavity is arranged on the right lower side of the reaction cavity in the working box, a fourth rotating shaft is arranged on the rear cavity wall of the power cavity in a rotating mode, the fourth rotating shaft is connected with the third rotating shaft through a third belt pulley in a transmission mode, a first bevel gear is fixedly arranged at the front end of the fourth rotating shaft, a sliding groove is fixedly arranged at the bottom of the working box and is located on the lower side of the fourth rotating shaft and communicated with the power cavity, a sliding block is arranged in the sliding groove in a sliding mode, the rear end face of the sliding block is connected with the rear cavity wall of the sliding groove through a third stretching spring, a fifth rotating shaft extending upwards into, a second bevel gear is fixedly arranged at the top of the fifth rotating shaft, and is meshed with the first bevel gear when the sliding block slides forwards to the front cavity wall of the sliding chute; a vertical rack which penetrates through the rectangular hole and extends downwards into the power cavity is fixedly arranged on the lower end face of the sealing plate, the vertical rack is connected to the left cavity wall of the power cavity in a sliding manner, the bottom face of the vertical rack is connected with the bottom wall of the power cavity through a fourth extension spring, the bottom face of the vertical rack is connected with the front end face of the sliding block through a second pull rope, a sixth rotating shaft which is positioned on the right side of the vertical rack is rotationally arranged on the front cavity wall and the rear cavity wall of the power cavity, a third gear which is meshed with the right tooth face of the vertical rack is fixedly arranged on the sixth rotating shaft, a third bevel gear which is positioned on the rear side of the third gear is fixedly arranged on the sixth rotating shaft, a motor is fixedly arranged on the bottom wall of the power cavity, a motor shaft is rotationally arranged on the upper end face of the motor, a first one-way bearing is fixedly arranged on the motor shaft, a winding wheel is, the motor shaft is fixedly provided with a fourth gear positioned in front of the second gear, when the sliding block slides forwards to the front cavity wall of the sliding groove, the second gear is meshed with the fourth gear, the motor shaft is fixedly provided with a second one-way bearing positioned on the upper side of the fourth gear, the outer end wall of the second one-way bearing is rotatably provided with a fourth bevel gear, the right cavity wall of the power cavity is rotatably provided with a seventh rotating shaft positioned on the upper side of the motor shaft, and the seventh rotating shaft is fixedly provided with a double-sided bevel gear respectively meshed with the third bevel gear and the fourth bevel gear.