CN113637845A

CN113637845A - Rare earth is extraction device for hydrometallurgy

Info

Publication number: CN113637845A
Application number: CN202110953024.9A
Authority: CN
Inventors: 王鲜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2021-11-12

Abstract

The invention relates to a separation device, in particular to an extraction device for rare earth hydrometallurgy. The extraction device for rare earth hydrometallurgy provided by the invention has the advantages of uniform mixing, high mixing efficiency and simplicity in operation. The invention provides an extraction device for rare earth hydrometallurgy, which comprises: the bottom plate is provided with a first bracket; the top of the first bracket is provided with a first storage box; the feeding frame is arranged on the upper side of the first storage box; the mounting plate is arranged at the upper part of the first support and is connected with the first material storage box; the second bracket is arranged at the bottom of the first material storage box; the first valve is rotationally arranged on the first support and the second support. According to the invention, the material blocking mechanism is arranged, people pull the material blocking mechanism, rare earth and extraction flow downwards to the lower side of the first storage box, and the rare earth is separated in the first storage box, so that the blanking effect is realized.

Description

Rare earth is extraction device for hydrometallurgy

Technical Field

The invention relates to a separation device, in particular to an extraction device for rare earth hydrometallurgy.

Background

Rare earth is lanthanide, scandium and yttrium in the chemical periodic table, and is a total name of seventeen metal elements, two hundred and fifty rare earth ores exist in nature, the earliest rare earth is discovered to be finnish chemist Jiaduolin, in one, seven, nine and four years, the first rare earth element is separated from a heavy ore which is similar to asphalt, because the rare earth mineral discovered in the eighteenth century is less, only a chemical method can be used at that time, and then a small amount of oxide which is insoluble in water is prepared, historically, the oxide is conventionally called 'soil', so that rare earth is obtained, the extracting agent can form a chemical reagent of an extract compound which is soluble in an organic phase with an extracted substance, in hydrometallurgy, the extracting agent is used for producing the extract compound with the extracted metal by matching with a chemical reaction and is extracted into the organic phase, and the extracted metal can be extracted from the organic phase to a water phase through a certain chemical reaction, thereby achieving the purposes of metal purification and enrichment, when rare earth metallurgy is carried out, an extractant is used, and the extractant is prepared by mixing a plurality of raw materials in the preparation process of the extractant.

In view of the above, it is therefore necessary to develop an extraction apparatus for rare earth hydrometallurgy, which has uniform mixing, high mixing efficiency and simple operation.

Disclosure of Invention

In order to overcome the defects of insufficient uniformity, low mixing efficiency and complex operation of the prior art, the technical problems are as follows: the extraction device for rare earth hydrometallurgy is uniform in mixing, high in mixing efficiency and simple to operate.

The technical scheme is as follows: an extraction device for rare earth hydrometallurgy, comprising:

the bottom plate is provided with a first bracket;

the top of the first bracket is provided with a first storage box;

the feeding frame is arranged on the upper side of the first storage box;

the mounting plate is arranged at the upper part of the first support and is connected with the first material storage box;

the second bracket is arranged at the bottom of the first material storage box;

the first valve is rotationally arranged on the second support;

the middle part of the first material storage box is provided with a material blocking mechanism;

screens mechanism, the inside downside of mounting panel is equipped with screens mechanism.

Further, the stock stop includes:

the sliding rods are arranged on two sides of the middle part of the first material storage box in a sliding mode;

the baffle is arranged between the two sliding rods and is connected with the first material storage box in a sliding manner;

the handle is arranged on the baffle.

Further, screens mechanism includes:

the bottom of the baffle is provided with a first wedge-shaped block which is connected with the mounting plate in a sliding manner;

the lower part of the first material storage box is symmetrically provided with a first sliding sleeve;

the first sliding sleeve is provided with a first wedge block in a sliding mode, and the first wedge block is in contact fit with the first wedge block;

the first valve is provided with a first rotating shaft, and the first rotating shaft is rotatably connected with the mounting plate;

the first sliding sleeve is provided with a first sliding sleeve;

the stop lever is arranged on the lower side of the second sliding sleeve in a sliding manner and is connected with the mounting plate in a sliding manner;

a second spring is connected between the lower side of the second sliding sleeve and the stop lever;

the first rotating shaft is provided with a rotating block, and the rotating block is in contact fit with the second wedge-shaped block;

and a third spring is connected between the first sliding sleeve and the second wedge-shaped block.

Further, still including filter mechanism, filter mechanism includes:

the bottom plate of the second material storage box is provided with the second material storage box;

the first hose is connected between the lower part of the first storage box and the second storage box;

the upper part of the inner side of the second storage box is rotatably provided with a filter screen;

and the lower part of the second storage box is rotatably provided with a second valve.

Further, still including rabbling mechanism, rabbling mechanism includes:

the third bracket is arranged on the lower side of the first material storage box;

the middle part of the third bracket is provided with a motor;

the output shaft of the motor is provided with a second rotating shaft;

the puddler is equipped with the puddler in the pivot of second, and the puddler is connected with first storage case rotary type.

Further, still including adding medicine mechanism, add medicine mechanism and include:

the fourth bracket is arranged at the upper part of the first material storage box;

the middle part of the fourth bracket is provided with a first extrusion box;

the first extrusion box is provided with an extrusion block in a sliding manner;

the fourth spring is wound on the extrusion block, and two ends of the fourth spring are respectively connected with the first extrusion box and the extrusion block;

a fifth bracket is arranged between the two sides of the fourth bracket;

a medicine storage box is arranged in the middle of the upper part of the fifth bracket;

the first extrusion case is connected with the explosive box, and the top of the explosive box is provided with a threaded cover in a threaded manner.

Further, still including atmospheric pressure mechanism, atmospheric pressure mechanism includes:

the middle part of the first material storage box is provided with a sixth bracket;

the sixth support is provided with a second extrusion box;

a third sliding sleeve is arranged on the lower side of the second extrusion box;

the cam is arranged on the second rotating shaft;

the middle part of the lower side of the third sliding sleeve is provided with an extrusion rod in a sliding manner, and the extrusion rod is in contact fit with the second extrusion box;

the fifth spring is wound on the extrusion rod, and two ends of the fifth spring are respectively connected with the third sliding sleeve and the extrusion rod;

the seventh support is arranged on the sixth support;

the middle part of the upper side of the seventh bracket is provided with the air pressure box;

the pushing block is arranged on the extruding block and is connected with the air pressure box in a sliding manner;

and a second hose is connected between the air pressure box and the second extrusion box.

Further, still including rotary mechanism, rotary mechanism includes:

the eighth bracket is arranged between the two sides of the lower part of the first bracket;

the middle part of the eighth bracket is rotatably provided with a third rotating shaft;

the transmission assembly is connected between the third rotating shaft and the motor output shaft and consists of two belt pulleys and a belt, one belt pulley is arranged on the third rotating shaft, the other belt pulley is arranged on the motor output shaft, and the belt is wound between the two belt pulleys;

the third rotating shaft is provided with a first friction block;

second clutch blocks, second storage case upper portion rotary type are equipped with the second clutch blocks, and first clutch blocks and filter screen all cooperate with the second clutch blocks.

The invention has the beneficial effects that:

1. according to the invention, the material blocking mechanism is arranged, people pull the material blocking mechanism, rare earth and extraction flow downwards to the lower side of the first storage box, and the rare earth is separated in the first storage box, so that the blanking effect is realized;

2. according to the invention, the clamping mechanism is arranged, the stop mechanism operates to drive the clamping mechanism to operate, and the clamping mechanism drives the first valve to close the first storage box, so that rare earth is completely separated and then discharged for collection;

3. according to the invention, the filtering mechanism is arranged, and the separated rare earth is filtered by the filtering mechanism, so that purer rare earth elements are extracted, and the quality of the rare earth elements is improved;

4. according to the invention, the stirring mechanism is arranged, so that people start the stirring mechanism, and the stirring mechanism operates to stir and extract the rare earth, so that the rare earth and the extraction are more uniform and the rare earth is separated quickly;

5. according to the invention, through the arrangement of the dosing mechanism, people can put the extraction into the dosing mechanism, and then the dosing mechanism has the effect of blanking the rare earth, so that the extraction is convenient for people;

6. according to the invention, the pneumatic mechanism is arranged, the stirring mechanism operates to drive the pneumatic mechanism to operate, and further the dosing mechanism is driven to perform intermittent blanking, so that the effect of blanking while stirring is realized, and manual blanking is not needed;

7. the invention prevents the rare earth elements from being accumulated on the filter screen by arranging the rotating mechanism, driving the rotating mechanism by the operation of the stirring mechanism, and driving the filter screen to rotate by the operation of the rotating mechanism.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a third perspective view of the present invention.

Fig. 4 is a schematic diagram of a fourth three-dimensional structure according to the present invention.

Fig. 5 is a schematic perspective view of the stock stop of the present invention.

Fig. 6 is a schematic perspective view of a first locking mechanism of the present invention.

Fig. 7 is a schematic perspective view of a second locking mechanism of the present invention.

Fig. 8 is a schematic perspective view of the filter mechanism of the present invention.

Fig. 9 is a schematic perspective view of a first stirring mechanism of the present invention.

Fig. 10 is a schematic perspective view of a second stirring mechanism of the present invention.

Fig. 11 is a schematic perspective view of the drug adding mechanism of the present invention.

Fig. 12 is a schematic perspective view of a first pneumatic mechanism of the present invention.

Fig. 13 is a schematic perspective view of a second pneumatic mechanism of the present invention.

Fig. 14 is a schematic perspective view of the rotating mechanism of the present invention.

Number designation in the figures: 1: bottom plate, 2: first bracket, 3: first storage bin, 4: feed frame, 5: mounting plate, 6: second bracket, 7: first valve, 8: stock stop, 81: baffle, 82: handle, 83: slide bar, 9: screens mechanism, 91: first wedge block, 92: first sliding sleeve, 93: second wedge block, 94: first rotating shaft, 95: second runner, 96: pin, 97: second spring, 98: rotation block, 99: third spring, 10: filter mechanism, 101: first hose, 102: second storage bin, 103: a filter screen, 104: second valve, 11: stirring mechanism, 111: third bracket, 112: a motor, 113: second rotating shaft, 114: puddler, 12: medicine adding mechanism, 121: fourth bracket, 122: first crush box, 123: extrusion block, 124: fourth spring, 125: fifth bracket, 126: medicine box, 127: screw cap, 13: pneumatic mechanism, 131: sixth bracket, 132: second extrusion case, 133: third runner, 134: cam, 135: squeeze lever, 136: fifth spring, 137: second hose, 138: seventh stent, 139: pneumatic tank, 1310: push block, 14: rotation mechanism, 141: eighth bracket, 142: third rotation shaft, 143: transmission assembly, 144: first friction block, 145: and a second friction block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The utility model provides a rare earth is extraction device for hydrometallurgy, as shown in fig. 1-7, including bottom plate 1, first support 2, first storage case 3, feeding frame 4, mounting panel 5, second support 6, first valve 7, striker mechanism 8 and clamping mechanism 9, the rear side is equipped with first support 2 on the bottom plate 1, first storage case 3 is installed at 2 tops of first support, 3 upside fronts of first storage case are equipped with feeding

frame

4, 2 upper portion fronts of first support are equipped with mounting panel 5, mounting panel 5 is connected with

first storage case

3, 3 bottoms of first storage case are equipped with second support 6, the commentaries on classics formula is equipped with first valve 7 on

second support

6, 3 middle parts of first storage case are equipped with striker mechanism 8, the inside downside of mounting panel 5 is equipped with clamping mechanism 9.

When people need to purify rare earth by extraction, people can use the extraction device for rare earth hydrometallurgy, firstly people pour rare earth and extraction into the first storage tank 3 through the feeding frame 4 to mix the rare earth with the extraction, people pull the stop mechanism 8 forwards to make the rare earth and the extraction fall down, simultaneously the stop mechanism 8 operates to drive the clamping mechanism 9 to operate, the clamping mechanism 9 operates to drive the first valve 7 to rotate to block the discharge port of the first storage tank 3, so that the rare earth is separated from rare earth elements in the first storage tank 3, after the blanking is completed, people push the stop mechanism 8 backwards to block the middle part of the first storage tank 3 to stop the blanking, when the rare earth is separated, people pull the clamping mechanism 9, the clamping mechanism 9 operates to drive the first valve 7 to rotate to open the discharge port of the first tank 3, so that the rare earth elements fall down, at this time, people collect rare earth elements.

Stock stop 8 is equipped with slide bar 83 including baffle 81, handle 82 and slide bar 83, the equal slidingtype in first storage case 3 middle part left and right sides, is equipped with baffle 81 between two slide bar 83 front sides, baffle 81 and first storage case 3 sliding connection, and the front side is equipped with handle 82 on the baffle 81.

When people need the unloading, people pulling handle 82 forward to drive slide bar 83 and slide forward, and then drive baffle 81 and move forward, open in the middle part of first storage case 3, make tombarthite and extraction down, and then begin to deposit, accomplish the unloading back when people, people push handle 82 backward, thereby drive slide bar 83 and slide backward, and then drive baffle 81 and move backward and reset, and then stop the unloading.

The clamping mechanism 9 comprises a first wedge block 91, a first sliding sleeve 92, a second wedge block 93, a first rotating shaft 94, a second sliding sleeve 95, a stop lever 96, a second spring 97, a rotating block 98 and a third spring 99, the bottom of the front side of the baffle 81 is provided with the first wedge block 91, the first wedge block 91 is connected with the mounting plate 5 in a sliding manner, the front side of the lower part of the first material storage tank 3 is symmetrically provided with the first sliding sleeve 92, the first sliding sleeve 92 on the right side is provided with the second wedge block 93 in a sliding manner, the second wedge block 93 is matched with the first wedge block 91 in a contact manner, the front side of the first valve 7 is provided with the first rotating shaft 94, the first rotating shaft 94 is connected with the mounting plate 5 in a rotating manner, the first sliding sleeve 92 on the left side is provided with the second sliding sleeve 95, the stop lever 96 is arranged on the lower side of the second sliding sleeve 95 in a sliding manner, the stop lever 96 is connected with the mounting plate 5 in a sliding manner, the second spring 97 is connected between the lower side of the second sliding sleeve 95 and the stop lever 96, the front side of the first rotating shaft 94 is provided with the rotating block 98, the rotating block 98 is in contact fit with the second wedge block 93, and a third spring 99 is connected between the first sliding sleeve 92 on the right side and the second wedge block 93.

When the baffle 81 moves forward, the baffle 81 drives the first wedge-shaped block 91 to move forward, the first wedge-shaped block 91 is in contact with the second wedge-shaped block 93, so as to drive the second wedge-shaped block 93 to slide downward, the third spring 99 is stretched, so as to drive the rotating block 98 to swing downward, so as to drive the first rotating shaft 94 to rotate, so as to drive the first valve 7 to rotate, so that the rotating block 98 corresponds to the stop lever 96, the second spring 97 in the stretching state is reset, so as to drive the stop lever 96 to slide rightward, so that the stop lever 96 blocks the rotating block 98, the first valve 7 blocks the discharge port of the first storage box 3, when the baffle 81 moves backward, the first wedge-shaped block 91 is not in contact with the second wedge-shaped block 93, so that rare earth is completely separated by extraction, after the rare earth is separated, a person pulls the stop lever 96 leftward, the second spring 97 is stretched, the stop lever 96 is not blocked with the rotating block 98, because third spring 99 resets, so can drive second wedge 93 and upwards slide to drive rotatory piece 98 upswing, and then drive first pivot 94 and rotate, and then drive first valve 7, open the discharge gate of first storage case 3 then, the tombarthite element falls down, and people can collect the tombarthite element this moment.

Example 2

On the basis of embodiment 1, as shown in fig. 8 to 14, the present invention further includes a filtering mechanism 10, the filtering mechanism 10 includes a first hose 101, a second storage tank 102, a filter screen 103 and a second valve 104, the second storage tank 102 is installed on the front side of the bottom plate 1, the first hose 101 is connected between the lower portion of the first storage tank 3 and the second storage tank 102, the filter screen 103 is rotatably installed on the upper portion of the inner side of the second storage tank 102, and the second valve 104 is rotatably installed on the lower portion of the front side of the second storage tank 102.

Rare earth element flows through first hose 101 to the below, thereby flow into on the filter screen 103, make rare earth element filter, and then draw purer rare earth element, and then the quality of rare earth element has been guaranteed, accomplish when rare earth element and filter the back, rare earth element down falls, and then fall into in the second storage case 102, people rotate second valve 104 this moment, second storage case 102 is opened, people collect rare earth element this moment, after people accomplish to collect rare earth element, people reverse second valve 104, and then close second storage case 102.

Still including rabbling mechanism 11, rabbling mechanism 11 is equipped with third support 111 including third support 111, motor 112, second pivot 113 and puddler 114, first storage case 3 rear portion downside, and third support 111 mid-mounting has motor 112, is equipped with second pivot 113 on the motor 112 output shaft, and second pivot 113 front end is equipped with puddler 114, and puddler 114 is connected with first storage case 3 rotary type.

People can start motor 112, and motor 112 output shaft rotates and drives second pivot 113 and rotate to drive puddler 114 and rotate, puddler 114 stirring tombarthite and extraction, and then realized tombarthite and the more even effect of extraction, make the quick separation of tombarthite, when people need not the stirring, people close motor 112 can.

Still including adding medicine mechanism 12, add medicine mechanism 12 including fourth support 121, first extrusion case 122, extrusion piece 123, fourth spring 124, fifth support 125, explosive box 126 and screw cap 127, first storage case 3 rear side upper portion fourth support 121, fourth support 121 mid-mounting has first extrusion case 122, first extrusion case 122 rear side sliding type is equipped with extrusion piece 123, around having fourth spring 124 on the extrusion piece 123, the both ends of fourth spring 124 are connected with first extrusion case 122 and extrusion piece 123 respectively, be equipped with fifth support 125 between the fourth support 121 rear portion left and right sides, explosive box 126 is installed in the middle of fifth support 125 upper portion, first extrusion case 122 is connected with explosive box 126, the thread formula is equipped with screw cap 127 at explosive box 126 top.

Rotatable thread cover 127 of people, thereby open the explosive box 126, people can pour the extractant into the explosive box 126 this moment, the extractant flows into in the first extrusion case 122, after people accomplish to put into the extraction, people rotate thread cover 127 once more, explosive box 126 is closed, when people need extract under to the tombarthite, people press extrusion piece 123 forward, fourth spring 124 is compressed, extrusion piece 123 promotes the extraction forward motion, and then the effect of extraction down has been realized, when people need not to extract down, people loosen extrusion piece 123, because fourth spring 124 resets, so can drive extrusion piece 123 and move backward and reset, and then extract under the stopping.

The pneumatic press further comprises a pneumatic press mechanism 13, the pneumatic press mechanism 13 comprises a sixth support 131, a second extrusion box 132, a third sliding sleeve 133, a cam 134, an extrusion rod 135, a fifth spring 136, a second hose 137, a seventh support 138, a pneumatic press box 139 and a push block 1310, the sixth support 131 is arranged on the rear side of the middle part of the first material storage box 3, the second extrusion box 132 is arranged on the rear side of the sixth support 131, the third sliding sleeve 133 is arranged on the lower side of the second extrusion box 132, the cam 134 is arranged on the front side of the second rotating shaft 113, the extrusion rod 135 is slidably arranged in the middle of the lower side of the third sliding sleeve 133, the extrusion rod 135 is in contact fit with the second extrusion box 132, the fifth spring 136 is wound on the extrusion rod 135, two ends of the fifth spring 136 are respectively connected with the third sliding sleeve 133 and the extrusion rod 135, the seventh support 138 is arranged on the rear side of the sixth support 131, the pneumatic press box 139 is arranged in the middle of the upper side of the seventh support 138, the push block 1310 is slidably connected with the pneumatic press box 139, a second hose 137 is connected between the pneumatic tank 139 and the second squeeze tank 132.

When the output shaft of the motor 112 rotates, the output shaft of the motor 112 rotates to drive the cam 134 to rotate, when the cam 134 rotates the protruding part to contact with the extrusion stem 135, the extrusion stem 135 is driven to move upwards, the fifth spring 136 is compressed to extrude the second extrusion case 132, and then the generated gas flows through the second hose 137, and further flows into the gas pressure case 139, the gas in the gas pressure case 139 drives the push block 1310 to move forwards, and then the extrusion block 123 is pushed to move forwards for blanking, when the cam 134 continues to rotate, the protruding part of the cam 134 is not in contact with the extrusion stem 135, because the fifth spring 136 resets, the extrusion stem 135 can be driven to move downwards to reset, and further the second extrusion case 132 is stopped to be extruded, so that the push block 1310 stops pushing the extrusion block 123, and further the effect of extraction under stirring is realized.

Still including rotary mechanism 14, rotary mechanism 14 is including eighth support 141, third pivot 142, transmission assembly 143, first clutch blocks 144 and second clutch blocks 145, be equipped with eighth support 141 between the left and right sides of first support 2 lower part, eighth support 141 middle part rotary type is equipped with third pivot 142, be connected with transmission assembly 143 between third pivot 142 and the motor 112 output shaft, third pivot 142 front end is equipped with first clutch blocks 144, second storage case 102 upper portion rotary type is equipped with second clutch blocks 145, first clutch blocks 144 and filter screen 103 all cooperate with second clutch blocks 145.

When the output shaft of the motor 112 rotates, the output shaft of the motor 112 rotates to drive the transmission assembly 143 to rotate, so as to drive the third rotating shaft 142 to rotate, further drive the first friction block 144 to rotate, further drive the second friction block 145 to rotate, the second friction block 145 adsorbs the filter screen 103, further drive the filter screen 103 to rotate, prevent rare earth elements from being accumulated on the filter screen 103, and further realize the effect of rapidly filtering.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. An extraction device for rare earth hydrometallurgy is characterized by comprising:

the device comprises a bottom plate (1) and a first support (2), wherein the first support (2) is arranged on the bottom plate (1);

the top of the first bracket (2) is provided with a first storage box (3);

the feeding frame (4) is arranged on the upper side of the first material storage box (3);

the mounting plate (5) is arranged at the upper part of the first support (2), and the mounting plate (5) is connected with the first storage box (3);

the second bracket (6) is arranged at the bottom of the first material storage box (3);

the first valve (7) is rotationally arranged on the second bracket (6);

the material blocking mechanism (8) is arranged in the middle of the first material storage box (3);

the clamping mechanism (9) is arranged at the lower side inside the mounting plate (5).

2. An extraction plant for the hydrometallurgical extraction of rare earths according to claim 1, characterized in that the retention mechanism (8) comprises:

the sliding rods (83) are arranged on two sides of the middle part of the first material storage box (3) in a sliding manner;

the baffle (81) is arranged between the two sliding rods (83), and the baffle (81) is connected with the first material storage box (3) in a sliding manner;

the handle (82) is arranged on the baffle plate (81).

3. An extraction plant for the hydrometallurgical extraction of rare earth according to claim 2, characterized in that the blocking mechanism (9) comprises:

the bottom of the baffle plate (81) is provided with a first wedge-shaped block (91), and the first wedge-shaped block (91) is connected with the mounting plate (5) in a sliding manner;

the first sliding sleeve (92) is symmetrically arranged at the lower part of the first material storage box (3);

the second wedge-shaped block (93) is arranged on the first sliding sleeve (92) in a sliding mode, and the second wedge-shaped block (93) is in contact fit with the first wedge-shaped block (91);

the first rotating shaft (94), the first valve (7) is provided with the first rotating shaft (94), and the first rotating shaft (94) is rotatably connected with the mounting plate (5);

the first sliding sleeve (92) is provided with a first sliding sleeve (95);

the stop rod (96) is arranged on the lower side of the second sliding sleeve (95) in a sliding mode, and the stop rod (96) is connected with the mounting plate (5) in a sliding mode;

a second spring (97), wherein the second spring (97) is connected between the lower side of the second sliding sleeve (95) and the stop lever (96);

the first rotating shaft (94) is provided with a rotating block (98), and the rotating block (98) is in contact fit with the second wedge-shaped block (93);

and a third spring (99) is connected between the first sliding sleeve (92) and the second wedge-shaped block (93).

4. An extraction apparatus for rare earth hydrometallurgy according to claim 3, further comprising a filter mechanism (10), the filter mechanism (10) comprising:

the bottom plate (1) is provided with a second material storage box (102);

the first hose (101) is connected between the lower part of the first storage box (3) and the second storage box (102);

the upper part of the inner side of the second material storage box (102) is rotatably provided with a filter screen (103);

the lower part of the second valve (104) and the second storage tank (102) are rotatably provided with the second valve (104).

5. An extraction apparatus for rare earth hydrometallurgy according to claim 4, further comprising a stirring mechanism (11), wherein the stirring mechanism (11) comprises:

the third bracket (111) is arranged at the lower side of the first material storage box (3);

the motor (112) is arranged in the middle of the third bracket (111);

a second rotating shaft (113), wherein the output shaft of the motor (112) is provided with the second rotating shaft (113);

the stirring rod (114) is arranged on the second rotating shaft (113), and the stirring rod (114) is rotatably connected with the first storage box (3).

6. The extraction device for rare earth hydrometallurgy according to claim 5, characterized in that, it further comprises a medicine adding mechanism (12), the medicine adding mechanism (12) comprises:

a fourth bracket (121), and the fourth bracket (121) is arranged on the upper part of the first storage box (3);

the middle part of the fourth bracket (121) is provided with the first extrusion box (122);

the first extrusion box (122) is provided with an extrusion block (123) in a sliding manner;

the fourth spring (124) is wound on the extrusion block (123), and two ends of the fourth spring (124) are respectively connected with the first extrusion box (122) and the extrusion block (123);

a fifth bracket (125), wherein the fifth bracket (125) is arranged between the two sides of the fourth bracket (121);

a medicine storage box (126), wherein the middle of the upper part of the fifth bracket (125) is provided with the medicine storage box (126);

the first squeezing box (122) is connected with the medicine storage box (126), and the top of the medicine storage box (126) is provided with the threaded cover (127) in a threaded manner.

7. The extraction apparatus for rare earth hydrometallurgy as claimed in claim 6, further comprising a gas pressure mechanism (13), wherein the gas pressure mechanism (13) comprises:

the middle part of the first material storage box (3) is provided with a sixth bracket (131);

the sixth support (131) is provided with a second extrusion box (132);

a third sliding sleeve (133), wherein the lower side of the second extrusion box (132) is provided with the third sliding sleeve (133);

the cam (134) is arranged on the second rotating shaft (113);

the middle part of the lower side of the third sliding sleeve (133) is provided with a sliding type extrusion rod (135), and the extrusion rod (135) is in contact fit with the second extrusion box (132);

the fifth spring (136) is wound on the extrusion rod (135), and two ends of the fifth spring (136) are respectively connected with the third sliding sleeve (133) and the extrusion rod (135);

the seventh support (138), the sixth support (131) is equipped with the seventh support (138);

the middle part of the upper side of the seventh bracket (138) is provided with the air pressure box (139);

the pushing block (1310) is arranged on the extruding block (123), and the pushing block (1310) is connected with the air pressure box (139) in a sliding manner;

and a second hose (137) is connected between the air pressure box (139) and the second extrusion box (132).

8. An extraction apparatus for rare earth hydrometallurgy according to claim 7, further comprising a rotating mechanism (14), the rotating mechanism (14) comprising:

the eighth bracket (141), the eighth bracket (141) is arranged between the two sides of the lower part of the first bracket (2);

the middle part of the eighth bracket (141) is rotatably provided with a third rotating shaft (142);

the transmission component (143) is connected between the third rotating shaft (142) and the output shaft of the motor (112), the transmission component (143) consists of two belt pulleys and a belt, one belt pulley is arranged on the third rotating shaft (142), the other belt pulley is arranged on the output shaft of the motor (112), and the belt is wound between the two belt pulleys;

the third rotating shaft (142) is provided with a first friction block (144);

second friction block (145), second friction block (145) are equipped with in second storage case (102) upper portion rotary type, and first friction block (144) and filter screen (103) all cooperate with second friction block (145).