CN221107212U - Filtering device of phosphorite flotation agent production line - Google Patents

Abstract

The utility model belongs to the technical field of production of phosphorite flotation agents, and particularly relates to a filtering device of a phosphorite flotation agent production line, which comprises the following components: the drainage device comprises a box body and a drainage groove, wherein the drainage groove is formed in the box body and is communicated with a feed inlet of the box body, a drainage plate is rotationally connected to the drainage groove, one end of the drainage plate is fixedly connected with a rotating block, and one end of the rotating block penetrates through the inner wall of the drainage groove and extends to the outside to be rotationally connected with the box body; the two slots are formed in one side of the box body; the limiting component is positioned in the rotating block and used for limiting the rotating block; the utility model solves the problem that when the filter screen filters slurry, vibration generated by collision of the slurry and the filter screen can drive the filter screen to slightly move, so that the sealing performance of the filter device is reduced, and solves the problem that the working efficiency of staff is reduced because the filter device cannot clean the filter screen in the using process.

Description

Filtering device of phosphorite flotation agent production line

Technical Field

The utility model belongs to the technical field of production of phosphorite flotation agents, and particularly relates to a filtering device of a phosphorite flotation agent production line.

Background

A filtration device in a phosphate flotation line is typically a device for separating solid particles (e.g. ore, impurities, etc.) from liquids (solutions or suspensions). In the production of phosphate flotation agents, filtration devices are mainly used to separate phosphate ore or other valuable minerals from mixtures.

For example, chinese patent with publication number CN211357886U discloses a filtering device for phosphate rock flotation agent production line, which comprises a cavity and a filter screen, wherein the upper end face middle of the cavity is connected with an upper cover, the upper cover is connected with a feed pipe, a first valve is connected on the feed pipe, the middle of the lower end face of the cavity is connected with a bottom cover, the lower end face of the bottom cover is welded with a bracket, a discharge pipe is connected on the bottom cover, a second valve is connected on the discharge pipe, the cavity is connected with a net rack at equal intervals, a frame is arranged on the net rack, the filter screen is fixed on the inner side of the frame, the left end face and the right end face of the frame are welded with sliding blocks, the cavity is composed of a left plate, a front panel, a right plate and a back panel, the front part of the right end face of the left plate is welded on the front panel, and the back part of the right end face of the left plate is welded on the back panel. The utility model solves the problem that the filtering component in the existing filtering device cannot be independently overhauled and cleaned due to the integral structure of the filtering component by arranging the groove handle, the frame, the sliding block, the sliding chute and the limiting hole structure.

The above patent has the following problems:

This patent suffers from several drawbacks in use, such as: above-mentioned filter equipment is when using, because the filter screen does not possess fixing device's reason on, makes the filter screen when filtering the thick liquids, and the vibration that thick liquids and filter screen collision produced probably can drive the filter screen and carry out slight removal, leads to filter equipment's leakproofness to reduce, and above-mentioned filter equipment can't wash the filter screen in the in-process of using, leads to staff's work efficiency to reduce. In view of this, we propose a filtration device for a phosphorite flotation agent production line.

Disclosure of utility model

The utility model aims to provide a filtering device of a phosphorite flotation agent production line, which aims to solve the problems in the background technology.

In view of this, the present utility model provides a filtering device for a phosphate ore flotation agent production line, comprising:

The drainage device comprises a box body and a drainage groove, wherein the drainage groove is formed in the box body and is communicated with a feed inlet of the box body, a drainage plate is rotationally connected to the drainage groove, one end of the drainage plate is fixedly connected with a rotating block, and one end of the rotating block penetrates through the inner wall of the drainage groove and extends to the outside to be rotationally connected with the box body;

the two slots are formed in one side of the box body;

The limiting component is positioned in the rotating block and used for limiting the rotating block;

The two water through tanks are arranged on the bottom surface of the drainage tank and are communicated with a discharge hole of the box body, a plurality of placing grooves communicated with the outside are arranged on the inner wall of the water through tank, a filter screen is connected in a sliding manner in the placing grooves, two first sliding grooves communicated with the placing grooves are arranged in the filter screen, a sliding block is connected in the first sliding grooves in a sliding manner, and one end of the sliding block extends to the inner wall of the placing grooves and is matched with the placing grooves in a plugging manner;

The driving components are respectively positioned in the filter screens and used for driving the corresponding two sliding blocks to move.

Based on the above-mentioned structure, through standing groove and the filter screen that set up, let the filter screen can insert in the standing groove, perhaps let the staff take out the filter screen from the standing groove, first spout and slider through setting up, let the slider can slide in first spout, drive assembly through setting up, let the staff drive two sliders that correspond through drive assembly, let one end of two sliders insert on the inner wall of corresponding standing groove, fix the filter screen in the standing groove that corresponds, ensure that whole device at the during operation, the collision of thick liquid can not let the filter screen produce and remove, through drainage groove and the drainage plate that set up, let the drainage plate can rotate in the drainage groove, through the turning block that sets up, let the staff drive the drainage plate through turning block and rotate, limit module and slot through setting up, when the drainage plate rotates suitable position, the staff can fix the turning block through limit module and two slots, ensure that the thick liquid that enters into the drainage groove can receive the guide effect of drainage plate and enter into one of the through a plurality of filter screens.

In the above technical solution, further, the limiting component includes:

The second sliding groove is formed in the rotating block and is communicated with the outside, an inserting block is connected in a sliding manner in the second sliding groove, one end of the inserting block extends into one of the inserting grooves and is in plug-in fit with the one of the inserting grooves, a spring fixed with the inner wall of the second sliding groove is fixedly connected to the other end of the inserting block, and an extrusion groove is formed in the inserting block;

The third chute is arranged on the inner wall of the second chute and is communicated with the outside, the extrusion block is connected in a sliding manner in the third chute, and one end of the extrusion block extends into the extrusion groove.

In this technical scheme, ensure that the rotor can be fixed.

In the above technical scheme, further, one end of the plug is in plug-in fit with another slot, and one end of the extrusion block is obliquely arranged.

In this technical scheme, ensure that the one end of inserted block can normally insert in another slot, ensure that the one end of extrusion piece can extrude extrusion groove.

In the above technical scheme, further, one end of the extrusion block is in plug-in fit with the extrusion groove.

In this technical scheme, ensure that the one end of extrusion piece can normally insert into the extrusion inslot.

In the above technical solution, further, the driving assembly includes:

The first rotating groove is formed in the filter screen and is communicated with the two first sliding grooves, the inner wall of the first rotating groove is provided with a second rotating groove, the first rotating groove is rotationally connected with a threaded sleeve, a worm wheel ring which rotates with the second rotating groove is fixedly connected to the threaded sleeve, the threaded sleeve is internally and threadedly connected with the two threaded rods, and one ends of the two threaded rods extend into the two first sliding grooves respectively and are fixed with the other ends of the two sliding blocks respectively;

The through groove is formed in the bottom surface of the inner wall of the second rotary groove and is communicated with the outside, and the worm meshed with the worm wheel ring is rotationally connected in the through groove.

In this technical scheme, ensure that whole device is at the during operation, a plurality of filter screens can not receive the influence removal that thick liquid collided.

In the above technical scheme, further, the one end and the first spout sliding connection of threaded rod, the one end fixedly connected with handle of worm, and the one end of handle extends to the external world and rotates with the filter screen to be connected.

In the technical scheme, one end of the threaded rod is ensured to normally slide in the first sliding groove, a user is ensured to drive the worm to rotate through the handle at one end of the worm, and the handle at one end of the worm is ensured to normally rotate on the filter screen.

The beneficial effects of the utility model are as follows:

1. this filter equipment of phosphorite flotation agent production line, through standing groove and the filter screen that sets up, let the filter screen can insert the standing groove in, perhaps let the staff take out the filter screen from the standing groove, through first spout and the slider that sets up, let the slider can slide in first spout, drive assembly through setting up, let the staff drive two sliders that correspond through drive assembly and remove, let one end of two sliders insert on the inner wall of corresponding the standing groove, fix the filter screen in the standing groove that corresponds, ensure that whole device can not let the filter screen produce the removal at the during operation with the collision of filter screen, the filter screen is when filtering to the thick liquids has been solved, the vibration that thick liquids and filter screen collision produced probably can drive the filter screen and slightly remove, lead to filter equipment leakproofness reduction's problem.

2. This filter equipment of phosphorite flotation agent production line, through drainage groove and the drainage board that sets up, let the drainage board can be at drainage inslot rotatory, through the turning block that sets up, let the staff drive the drainage board through the turning block and rotate, spacing subassembly and slot through setting up, when the drainage board rotates suitable position, the staff can fix the turning block through spacing subassembly and two slots, ensure that the thick liquid that enters into in the drainage groove can receive the guiding effect of drainage board to enter into one of them water channel in, by a plurality of filter screens filtration, the unable in-process of using of filter equipment has been solved, wash the filter screen, lead to the problem that staff work efficiency reduces.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the case of the present utility model;

FIG. 3 is a schematic view of the internal structure of the case of the present utility model;

FIG. 4 is a schematic view of a partial exploded construction of the present utility model;

FIG. 5 is a schematic view of the internal structure of the turning block of the present utility model;

fig. 6 is a schematic view of the internal structure of the filter screen of the present utility model.

The label in the figure is:

1. A case; 2. drainage grooves; 3. a drainage plate; 4. a rotating block; 5. a slot; 6. a water passage groove; 7. a placement groove; 8. a filter screen; 9. a first chute; 10. a slide block; 11. a second chute; 12. inserting blocks; 13. a spring; 14. an extrusion groove; 15. a third chute; 16. extruding a block; 17. a first rotating groove; 18. a second rotary groove; 19. a threaded sleeve; 20. a worm gear ring; 21. a threaded rod; 22. a through groove; 23. a worm.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

Referring to fig. 1-6, the present embodiment provides a filtering device for a phosphate rock flotation agent production line, including:

The drainage device comprises a box body 1 and a drainage groove 2, wherein the drainage groove 2 is arranged in the box body 1 and is communicated with a feed inlet of the box body 1, a drainage plate 3 is rotationally connected to the drainage groove 2, one end of the drainage plate 3 is fixedly connected with a rotating block 4, and one end of the rotating block 4 penetrates through the inner wall of the drainage groove 2 and extends to the outside to be rotationally connected with the box body 1;

Two slots 5, the two slots 5 are arranged on one side of the box body 1;

The limiting component is positioned in the rotating block 4 and is used for limiting the rotating block 4;

The two water through tanks 6 are arranged on the bottom surface of the drainage tank 2 and are communicated with the discharge port of the box body 1, a plurality of placing grooves 7 communicated with the outside are arranged on the inner wall of the water through tank 6, a filter screen 8 is connected in a sliding manner in the placing grooves 7, two first sliding grooves 9 communicated with the placing grooves 7 are arranged in the filter screen 8, a sliding block 10 is connected in the first sliding grooves 9 in a sliding manner, and one ends of the sliding blocks 10 extend to the inner wall of the placing grooves 7 and are in plug-in fit with the placing grooves 7;

The driving components are respectively positioned in the filter screens 8 and are used for driving the corresponding two sliding blocks 10 to move.

Example 2:

The embodiment provides a filter equipment of phosphorite flotation agent production line, has not only including the technical scheme of above-mentioned embodiment, still has following technical feature, and spacing subassembly includes:

The second sliding groove 11 is formed in the rotating block 4 and is communicated with the outside, an inserting block 12 is connected in a sliding manner in the second sliding groove 11, one end of the inserting block 12 extends into one of the inserting grooves 5 and is in plug-in fit with one of the inserting grooves 5, the other end of the inserting block 12 is fixedly connected with a spring 13 fixed with the inner wall of the second sliding groove 11, and an extruding groove 14 is formed in the inserting block 12;

The third chute 15, the third chute 15 is offered on the inner wall of the second chute 11 and is linked together with the external world, the third chute 15 sliding connection has extrusion piece 16, and the one end of extrusion piece 16 extends into extrusion groove 14.

When a worker needs to clean a plurality of corresponding filter screens 8 in one water through groove 6, the worker presses the extrusion block 16 by hand, so that the extrusion block 16 slides in the third chute 15, one end of the extrusion block 16 extrudes the extrusion groove 14, one end of the insertion block 12 enters from one of the slots 5, the other end of the insertion block 12 compresses the spring 13, at the moment, the fixation of the rotation block 4 is relieved, then the worker rotates the rotation block 4 by hand, the rotation block 4 drives the drainage plate 3 to rotate in the drainage groove 2, when the drainage plate 3 rotates to a proper position, at the moment, external slurry is guided by the drainage plate 3 to enter the other water through groove 6 and is filtered by the plurality of corresponding filter screens 8 in the other water through groove 6, and then the worker releases the hand pressing the extrusion block 16, so that the insertion block 12 is inserted into the other slot 5 under the rebound force of the spring 13, and the rotation block 4 can be fixed.

Example 3:

The embodiment provides a filter equipment of phosphorite flotation agent production line, has not only including the technical scheme of above-mentioned embodiment, still has following technical characteristics, and the one end of inserted block 12 is pegged graft the cooperation with another slot 5, and the one end of extrusion piece 16 is the slope setting.

Wherein, ensure that one end of the insert block 12 can be normally inserted into another slot 5, ensure that one end of the extrusion block 16 can extrude the extrusion groove 14.

Example 4:

The present embodiment provides a filtering device for a phosphate rock flotation agent production line, which has the following technical characteristics in addition to the technical scheme of the above embodiment, and one end of the extrusion block 16 is in plug-in fit with the extrusion groove 14.

Wherein it is ensured that one end of the extrusion block 16 is normally inserted into the extrusion groove 14.

Example 5:

The embodiment provides a filter equipment of phosphorite flotation agent production line, has not only the technical scheme including above-mentioned embodiment, still has following technical feature, and drive assembly includes:

The first rotating groove 17 is formed in the filter screen 8 and is communicated with the two first sliding grooves 9, the inner wall of the first rotating groove 17 is provided with a second rotating groove 18, the first rotating groove 17 is rotationally connected with a threaded sleeve 19, the threaded sleeve 19 is fixedly connected with a worm wheel ring 20 which rotates with the second rotating groove 18, the threaded sleeve 19 is internally and threadedly connected with two threaded rods 21, and one ends of the two threaded rods 21 respectively extend into the two first sliding grooves 9 and are respectively fixed with the other ends of the two sliding blocks 10;

The through groove 22, the through groove 22 starts to be communicated with the outside on the bottom surface of the inner wall of the second rotary groove 18, and a worm 23 meshed with the worm wheel ring 20 is rotationally connected in the through groove 22.

When in use, a worker rotates a plurality of worms 23 by hand, the worms 23 drive the corresponding worm wheel rings 20 to rotate in the corresponding second rotating grooves 18, the worm wheel rings 20 drive the corresponding threaded sleeves 19 to rotate in the corresponding first rotating grooves 17, when the threaded sleeves 19 rotate, the two threaded rods 21 can move away from the outside under the action of the threads of the corresponding threaded sleeves 19, one ends of the two threaded rods 21 drive the corresponding two sliding blocks 10 to move away from the outside along the corresponding two first sliding grooves 9 respectively, one ends of the two sliding blocks 10 respectively enter the corresponding two first sliding grooves 9 from the inner wall of the corresponding placing groove 7, at this time, the fixation of the filter screen 8 can be released, then the worker can draw out the corresponding plurality of filter screens 8 in one of the water passing grooves 6 for cleaning, the corresponding multiple filter screens 8 are respectively inserted into the corresponding multiple placing grooves 7, then a worker reversely rotates the multiple worms 23 by hands, the worm 23 drives the corresponding worm wheel ring 20 to reversely rotate in the corresponding second rotating groove 18, the worm wheel ring 20 drives the corresponding threaded sleeve 19 to reversely rotate in the corresponding first rotating groove 17, when the threaded sleeve 19 reversely rotates, the two threaded rods 21 can move towards the outside under the action of the threads of the corresponding threaded sleeve 19, one ends of the two threaded rods 21 drive the corresponding two sliding blocks 10 to respectively move towards the outside along the corresponding two first sliding grooves 9, one ends of the two sliding blocks 10 are inserted into the inner wall of the corresponding slave placing groove 7 from the corresponding two first sliding grooves 9, the filter screens 8 are fixed in the corresponding placing grooves 7 at the moment and cannot move, and the integral device is ensured to work, the plurality of filter screens 8 are not moved by the impact of slurry.

Example 66:

the embodiment provides a filter equipment of phosphorite flotation agent production line, has still following technical characteristics except including the technical scheme of above-mentioned embodiment, and threaded rod 21's one end and first spout 9 sliding connection, worm 23's one end fixedly connected with handle, and the one end of handle extends to the external world and rotates with filter screen 8 to be connected.

Wherein, ensure that the one end of threaded rod 21 can normally slide in first spout 9, ensure that the user can drive worm 23 through the handle of worm 23 one end and rotate to ensure that the handle of worm 23 one end can normally rotate on filter screen 8.

When a worker needs to clean a plurality of corresponding filter screens 8 in one water through groove 6, the worker presses the extrusion block 16 by hand, so that the extrusion block 16 slides in the third chute 15, one end of the extrusion block 16 extrudes the extrusion groove 14, one end of the insertion block 12 enters from one of the slots 5, the other end of the insertion block 12 compresses the spring 13, at the moment, the fixation of the rotation block 4 is released, then the worker rotates the rotation block 4 by hand, the rotation block 4 drives the drainage plate 3 to rotate in the drainage groove 2, when the drainage plate 3 rotates to a proper position, at the moment, external slurry is guided by the drainage plate 3 to enter the other water through groove 6 and filtered by a plurality of corresponding filter screens 8 in the other water through groove 6, then the worker releases the hand pressing the extrusion block 16, so that the insertion block 12 is inserted into the other slot 5 under the rebound force of the spring 13, ensuring that the rotating block 4 can be fixed, then, a worker rotates a plurality of worms 23 by hand, so that the worms 23 drive the corresponding worm wheel rings 20 to rotate in the corresponding second rotating grooves 18, the worm wheel rings 20 drive the corresponding threaded sleeves 19 to rotate in the corresponding first rotating grooves 17, when the threaded sleeves 19 rotate, the two threaded rods 21 can move away from the outside under the action of the threads of the corresponding threaded sleeves 19, one ends of the two threaded rods 21 drive the corresponding two sliding blocks 10 to move away from the outside along the corresponding two first sliding grooves 9 respectively, one ends of the two sliding blocks 10 respectively enter the corresponding two first sliding grooves 9 from the inner wall of the corresponding placing groove 7, the fixation of the filter screen 8 can be released at the moment, and then, the worker can draw out the corresponding plurality of filter screens 8 in one water through grooves 6 for cleaning, after the cleaning is finished, the corresponding filter screens 8 are respectively inserted into the corresponding plurality of placing grooves 7, then a worker reversely rotates the plurality of worms 23 by hands, the worm 23 drives the corresponding worm wheel ring 20 to reversely rotate in the corresponding second rotating groove 18, the worm wheel ring 20 drives the corresponding threaded sleeve 19 to reversely rotate in the corresponding first rotating groove 17, when the threaded sleeve 19 reversely rotates, the two threaded rods 21 can move towards the external direction under the action of the threads of the corresponding threaded sleeve 19, one ends of the two threaded rods 21 drive the corresponding two sliding blocks 10 to respectively move towards the external direction along the corresponding two first sliding grooves 9, one ends of the two sliding blocks 10 are inserted into the inner wall of the corresponding slave placing groove 7 from the corresponding two first sliding grooves 9, the filter screens 8 are fixed in the corresponding placing grooves 7 at the moment and cannot move, and the fact that the whole device is not influenced by slurry collision is ensured.

The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.

Claims (6)

1. A filter device for a phosphate ore flotation agent production line, comprising:

The drainage device comprises a box body (1) and a drainage groove (2), wherein the drainage groove (2) is formed in the box body (1) and is communicated with a feed inlet of the box body (1), a drainage plate (3) is rotationally connected to the drainage groove (2), a rotating block (4) is fixedly connected to one end of the drainage plate (3), and one end of the rotating block (4) penetrates through the inner wall of the drainage groove (2) and extends to the outside to be rotationally connected with the box body (1);

The two slots (5) are formed in one side of the box body (1);

The limiting component is positioned in the rotating block (4) and used for limiting the rotating block (4);

The two water through tanks (6), the two water through tanks (6) are arranged on the bottom surface of the drainage tank (2) and are communicated with a discharge hole of the box body (1), a plurality of placing grooves (7) communicated with the outside are arranged on the inner wall of the water through tank (6), a filter screen (8) is connected in a sliding manner in the placing grooves (7), two first sliding grooves (9) communicated with the placing grooves (7) are arranged in the filter screen (8), a sliding block (10) is connected in the first sliding grooves (9) in a sliding manner, and one ends of the sliding blocks (10) extend to the inner wall of the placing grooves (7) and are in plug-in fit with the placing grooves (7);

The driving assemblies are respectively positioned in the filter screens (8) and used for driving the corresponding two sliding blocks (10) to move.

2. The filtration device of a phosphate flotation reagent production line according to claim 1, wherein the limiting assembly comprises:

The second sliding groove (11), the second sliding groove (11) is arranged in the rotating block (4) and is communicated with the outside, the second sliding groove (11) is connected with an inserting block (12) in a sliding way, one end of the inserting block (12) extends into one of the inserting grooves (5) and is in inserting fit with one of the inserting grooves (5), the other end of the inserting block (12) is fixedly connected with a spring (13) fixed with the inner wall of the second sliding groove (11), and the inserting block (12) is provided with an extruding groove (14);

The third sliding groove (15), the third sliding groove (15) is arranged on the inner wall of the second sliding groove (11) and is communicated with the outside, the extrusion block (16) is connected in a sliding manner in the third sliding groove (15), and one end of the extrusion block (16) extends into the extrusion groove (14).

3. The filtering device of the phosphorite flotation agent production line according to claim 2, wherein one end of the inserting block (12) is in inserted fit with the other inserting groove (5), and one end of the extruding block (16) is obliquely arranged.

4. A phosphate flotation reagent line filtering device according to claim 2, characterized in that one end of the extrusion block (16) is in plug-in fit with the extrusion tank (14).

5. A filtration device for a phosphate flotation reagent line according to claim 1, wherein the drive assembly comprises:

The device comprises a first rotating groove (17), wherein the first rotating groove (17) is formed in a filter screen (8) and is communicated with two first sliding grooves (9), a second rotating groove (18) is formed in the inner wall of the first rotating groove (17), a threaded sleeve (19) is rotationally connected to the first rotating groove (17), a worm wheel ring (20) which rotates with the second rotating groove (18) is fixedly connected to the threaded sleeve (19), two threaded rods (21) are connected to the threaded sleeve (19) in an internal thread manner, and one ends of the two threaded rods (21) extend into the two first sliding grooves (9) respectively and are fixed with the other ends of the two sliding blocks (10) respectively;

The through groove (22) is communicated with the outside at the bottom surface of the inner wall of the second rotary groove (18), and a worm (23) meshed with the worm wheel ring (20) is rotationally connected with the through groove (22).

6. The filtering device of the phosphorite flotation agent production line according to claim 5, wherein one end of the threaded rod (21) is in sliding connection with the first chute (9), one end of the worm (23) is fixedly connected with a handle, and one end of the handle extends to the outside and is in rotary connection with the filter screen (8).