Iron remover

Abstract

The utility model provides an iron remover. In the working process of the de-ironing separator, after to-be-filtered liquid enters the flow guide pipe, magnetic substances can be adsorbed on the outer wall of the sleeve under the action of magnetic force generated by the magnetic bar, so that the purpose of removing the magnetic substances from the to-be-filtered liquid is achieved, and when the magnetic substances adsorbed on the outer wall of the sleeve reach a certain value, the magnetic substances can be removed by closing the second valve and opening the first valve; then the extending end of a lifting mechanism drives a second fixing plate to move upwards until a magnetic rod is pulled out of a sleeve, at the moment, to-be-filtered liquid entering through a discharging opening can flow in a flow guide pipe from top to bottom, magnetic substances attached to the sleeve can be washed, and at the moment, a third valve is closed, so that the filtering effect is improved. Flushing liquid is conveyed into the second cavity through the first feeding pipe and flushes the sleeve from top to bottom, magnetic substances do not have magnetic force provided by the magnetic bar, so that the magnetic substances can be easily removed from the outer wall of the sleeve through the flushing liquid, finally, the flushing liquid is discharged through the sewage draining exit, and flushing of the iron remover is completed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of the liquid to be filtered impurity removal, specifically to a de-ironing device. BACKGROUND

[0002] The de-ironing device is also called a magnetic filter, and is a single shell structure, and a plurality of magnetic rods are fixed on the upper cover of the flat plate type, the upper cover is inserted into the shell, the inlet and the outlet of the shell are oppositely arranged, liquid flows in from one end of the inlet, passes around the array of magnetic rods, and the ferromagnetic particles are captured and gathered to flow into the other end of the outlet, thereby playing a role in filtering the ferromagnetic particles.

[0003] However, when the existing magnetic filter removes the ferromagnetic particles on the magnetic rods, the magnetic filter needs to be disassembled, and then the ferromagnetic particles on the magnetic rods are removed manually, which wastes a lot of manpower, and if the ferromagnetic particles are not cleaned in time, there is a risk of being washed off into the downstream, thereby failing to meet the current use requirement. UTILITY MODEL CONTENT

[0004] Therefore, the utility model embodiment provides a de-ironing device to solve the problem of wasting manpower caused by disassembling the filter when the existing magnetic filter removes the collected iron on the magnetic rods.

[0005] To achieve the above-mentioned purpose, the utility model embodiment provides the following technical scheme:

[0006] A de-ironing device comprises a shell, a lifting mechanism, a partition plate, a first fixed plate, a second fixed plate, a first valve, a second valve, a third valve, a first feeding pipe, a plurality of sleeves, a plurality of flow guide pipes and a plurality of magnetic rods.

[0007] The partition plate is horizontally arranged in the shell, and the shell forms an upper chamber and a lower chamber;

[0008] The flow guide pipe is vertically arranged in the lower chamber;

[0009] The partition plate is provided with a plurality of first through holes in communication with the upper ends of the flow guide pipes;

[0010] The first fixed plate is horizontally arranged in the upper chamber to form a first chamber and a second chamber, wherein the first chamber is located above the second chamber;

[0011] The sleeve is vertically arranged in the flow guide pipe, and the lower end of the sleeve is a closed end and the upper end is an open end;

[0012] The shell is provided with an inlet and an outlet, wherein the inlet is located on one side of the lower chamber, and the outlet is located on one side of the second chamber;

[0013] The first fixed plate is provided with a plurality of second through holes in communication with the upper ends of the sleeves;

[0014] The second fixing plate is movably arranged in the first chamber;

[0015] The magnetic rod is vertically arranged in the first chamber, and the upper end of the magnetic rod is connected with the second fixing plate;

[0016] The lifting mechanism is arranged at the top of the shell, and is used for driving the second fixing plate to lift, so as to drive the magnetic rod to be inserted into or drawn out of the sleeve;

[0017] The bottom of the shell is provided with a sewage outlet, and the first valve is arranged at the sewage outlet;

[0018] The second valve is arranged at the feeding port, and the third valve is arranged at the discharging port;

[0019] The first end of the first feeding pipe is communicated with the second chamber, and the second end is used for being communicated with external flushing liquid.

[0020] Preferably, the lifting mechanism comprises a motor, a screw rod and a nut;

[0021] The motor is arranged at the top of the shell;

[0022] The screw rod is vertically arranged in the first chamber, and the top of the screw rod is in transmission connection with the rotating shaft of the motor;

[0023] The second fixing plate is provided with a third through hole for mounting the nut;

[0024] The nut is in threaded cooperation with the screw rod.

[0025] Preferably, the feeding pipe is arranged in the lower chamber;

[0026] The partition plate is provided with a fourth through hole for the first end of the feeding pipe to pass through;

[0027] The bottom of the shell is provided with a fifth through hole for the second end of the feeding pipe to extend out.

[0028] Preferably, the device further comprises a guide mechanism;

[0029] The guide mechanism is arranged in the first chamber, and is used for keeping the second fixing plate horizontal when the lifting mechanism drives the second fixing plate to lift up and down.

[0030] Preferably, the guide mechanism comprises a plurality of shaft sleeves and a plurality of guide rods vertically arranged in the first chamber;

[0031] The shaft sleeve is sleeved on the guide rod;

[0032] The second fixing plate is provided with a mounting hole for mounting the shaft sleeve.

[0033] Preferably, the device further comprises a first discharging pipe, a second feeding pipe, a first connecting pipe and a fourth valve;

[0034] The first end of the first discharge pipe is connected to the inlet through the second valve;

[0035] The first end of the second feed pipe is connected to the discharge port through the third valve;

[0036] One end of the first connecting pipe is connected to the first discharge pipe, and the other end is connected to the second feed pipe;

[0037] The fourth valve is located on the first connecting pipe.

[0038] Preferably, it also includes: a second connecting pipe;

[0039] One end of the second connecting pipe is connected to the first discharge pipe, and the other end is connected to the second end of the first feed pipe.

[0040] Preferably, it also includes: a first limit switch;

[0041] The first limit switch is located at the top of the first chamber;

[0042] The first limit switch is connected to the lifting mechanism via communication.

[0043] Preferably, it also includes: a second limit switch;

[0044] The second limit switch is located at the bottom of the first chamber;

[0045] The second limit switch is connected to the lifting mechanism via communication.

[0046] Preferably, the bottom of the shell has an inverted conical structure.

[0047] From the above, the utility model provides a kind of iron remover. Partition is horizontally arranged in shell, shell forms upper chamber and lower chamber, flow guide pipe is vertically arranged in lower chamber, partition is provided with multiple first through holes being communicated with the upper end of flow guide pipe, first fixed plate is horizontally arranged in upper chamber, forms first chamber and second chamber, and make first chamber be located above second chamber, sleeve is vertically arranged in flow guide pipe, the lower end of sleeve is closed end, the upper end is open end, shell is equipped with feed inlet and discharge outlet, and make feed inlet be located at the side of lower chamber, discharge outlet is located at the side of second chamber, first fixed plate is provided with multiple second through holes being communicated with the upper end of sleeve, second fixed plate is movably arranged in first chamber, magnetic bar is vertically arranged in first chamber, and the upper end of magnetic bar is connected with second fixed plate, lifting mechanism is arranged at the top of shell, and the extension end of lifting mechanism is connected with second fixed plate, the extension end of lifting mechanism is extended for driving magnetic bar to insert into sleeve, the bottom of shell is equipped with blow-off port, first valve is arranged in blow-off port, second valve is arranged in feed inlet, third valve is arranged in discharge outlet, the first end of first feed pipe is communicated with second chamber, and second end is used to be communicated with external flushing liquid. Through the iron remover provided above, when the magnetic material in the iron remover accumulates to a certain time, the cleaning of the iron remover can be realized by controlling the opening and closing of first valve, second valve and third valve, and by lifting mechanism. Compared with the existing iron remover, not only the magnetic material can be conveniently removed and collected, but also the problem of wasting manpower caused by disassembling the iron remover can be effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0048] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, a brief introduction of the drawings needed to be used in the embodiments or prior art description will be given below. Obviously, the drawings in the following description are only embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of the provided drawings.

[0049] Figure 1 A structural schematic diagram of an iron remover is provided for the embodiments of the present application.

[0050] Among them, shell 1, first chamber 1-11, second chamber 1-12, lower chamber 1-2, feed inlet 1-3, discharge outlet 1-4, blow-off port 1-5, motor 21, screw 22, nut 23, partition 3, first fixed plate 4, second fixed plate 5, first valve 6, second valve 7, third valve 8, first feed pipe 9, sleeve 10, flow guide pipe 11, magnetic bar 12, shaft sleeve 13-1, guide rod 13-2, first discharge pipe 14, second feed pipe 15, first connecting pipe 16, fourth valve 17, second connecting pipe 18, first limit switch 19, second limit switch 20. DETAILED DESCRIPTION

[0051] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0052] In the present application, the terms "comprising", "containing" or any other variant thereof are intended to cover the non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the sentence "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

[0053] The utility model embodiment provides a kind of iron remover, referring to Figure 1 , Figure 1 It is the structural schematic diagram of iron remover, and iron remover includes: shell 1, lifting mechanism, baffle 3, first fixed plate 4, second fixed plate 5, first valve 6, second valve 7, third valve 8, first feed pipe 9, multiple sleeve pipes 10, multiple flow guides 11 and multiple magnetic rods 12;

[0054] Baffle 3 is horizontally arranged in shell 1, and shell 1 forms upper chamber and lower chamber 1-2;

[0055] Flow guide 11 is vertically arranged in lower chamber 1-2;

[0056] Baffle 3 is provided with a plurality of first through holes in communication with the upper end of flow guide 11;

[0057] First fixed plate 4 is horizontally arranged in upper chamber, forming first chamber 1-11 and second chamber 1-12, wherein first chamber 1-11 is located above second chamber 1-12;

[0058] Sleeve pipe 10 is vertically arranged in flow guide 11, and the lower end of sleeve pipe 10 is closed end, and the upper end is open end;

[0059] Shell 1 is provided with feed port 1-3 and discharge port 1-4, wherein feed port 1-3 is located on one side of lower chamber 1-2, and discharge port 1-4 is located on one side of second chamber 1-12;

[0060] First fixed plate 4 is provided with a plurality of second through holes in communication with the upper end of sleeve pipe 10;

[0061] Second fixed plate 5 is movably arranged in first chamber 1-11.

[0062] The magnetic rod 12 is vertically arranged in the first chamber 1-11, and the upper end of the magnetic rod 12 is connected with the second fixed plate 5;

[0063] The lifting mechanism is arranged at the top of the shell 1, and is used to drive the second fixed plate 5 to ascend or descend, so as to drive the magnetic rod 12 to be inserted into or extracted from the sleeve 10;

[0064] The bottom of the shell 1 is provided with a sewage outlet 1-5, and the first valve 6 is arranged at the sewage outlet 1-5;

[0065] The second valve 7 is arranged at the feeding port 1-3, and the third valve 8 is arranged at the discharging port 1-4;

[0066] The first end of the first feeding pipe 9 is communicated with the second chamber 1-12, and the second end is used to be communicated with the external flushing liquid.

[0067] It should be noted that, during the normal working process of the iron remover, the first valve 6 arranged at the sewage outlet 1-5 is in a normally closed state, and the second valve 7 arranged at the feeding port 1-3 and the third valve 8 arranged at the discharging port 1-4 are in a normally open state, and then after the filtered liquid passes through the feeding port 1-3, it will enter the second chamber 1-12 through the flow guide pipe 11, because the sleeve 10 and the magnetic rod 12 are arranged in the flow guide pipe 11, therefore, after the filtered liquid enters the flow guide pipe 11, the magnetic material (such as iron filings and other materials that can be magnetically adsorbed) will be adsorbed on the outer wall of the sleeve 10 by the magnetic force generated by the magnetic rod 12, so as to achieve the purpose of removing the magnetic material in the filtered liquid, when the magnetic material adsorbed on the outer wall of the sleeve 10 reaches a certain amount, the second valve 7 can be closed first, the first valve 6 is opened, and then the extension end of the lifting mechanism drives the second fixed plate 5 to move upwards until the magnetic rod 12 is extracted from the sleeve 10, at this time, the filtered liquid entering through the discharging port 1-4 can flow from top to bottom in the flow guide pipe 11, and the magnetic material attached to the sleeve 10 can be washed, at this time, the third valve 8 is closed, and the flushing liquid is sent into the second chamber 1-12 through the first feeding pipe 9, and the flushing liquid is washed downward from the upper end of the flow guide pipe 11, so as to further remove the magnetic material from the outer wall of the sleeve 10, and finally the flushing liquid is discharged through the sewage outlet 1-5, and the flushing of the iron remover is completed.

[0068] It should be further noted that the first valve 6, the second valve 7 and the third valve 8 can be electromagnetic valves, or ordinary manual valves.

[0069] It is worth noting that the feeding port 1-3 is arranged on one side of the lower chamber 1-2, and then the flushing liquid entering through the feeding port 1-3 gradually increases, and then uniformly enters the plurality of flow guide pipes 11 for filtration.

[0070] The utility model discloses an iron remover, which comprises a shell 1, a partition plate 3, a first fixed plate 4, a second fixed plate 5, a magnetic rod 12, a lifting mechanism, a first valve 6, a second valve 7, a third valve 8, a first feed pipe 9 and a sleeve pipe 10.

[0071] Specifically, the lifting mechanism comprises a motor 21, a screw rod 22 and a nut 23.

[0072] The motor 21 is arranged on the top of the shell 1.

[0073] The screw rod 22 is vertically arranged in the first chamber 1-11, and the top of the screw rod 22 is in transmission connection with the rotating shaft of the motor 21.

[0074] The second fixed plate 5 is provided with a third through hole for mounting the nut 23.

[0075] The nut 23 is in threaded connection with the screw rod 22.

[0076] It should be noted that the motor 21 is arranged at the top of the shell 1, the screw rod 22 is vertically arranged in the first chamber 1-11, and the top of the screw rod 22 is in transmission connection with the rotating shaft of the motor 21. The second fixed plate 5 is provided with a third through hole for mounting a nut 23, and the nut 23 is in threaded connection with the screw rod 22. Thus, when the motor 21 drives the screw rod 22 to rotate, the nut 23 is in threaded connection with the screw rod 22, and the second fixed plate 5 is driven by the nut 23 to ascend or descend in the vertical direction.

[0077] Preferably, the lifting mechanism is any one of a pneumatic cylinder, a hydraulic cylinder and an electric push rod.

[0078] It should be noted that the lifting mechanism can be a pneumatic cylinder, a hydraulic cylinder, an electric push rod or other mechanisms capable of driving the second fixed plate 5 to ascend or descend, which can be selected by those skilled in the art according to requirements.

[0079] Specifically, the feeding pipe is arranged in the lower chamber 1-2.

[0080] The partition plate 3 is provided with a fourth through hole through which the first end of the feeding pipe passes.

[0081] The bottom of the shell 1 is provided with a fifth through hole through which the second end of the feeding pipe extends.

[0082] It should be noted that the feeding pipe can be arranged in the lower chamber 1-2, and the partition plate 3 is provided with a fourth through hole through which the first end of the feeding pipe passes. The bottom of the shell 1 is provided with a fifth through hole through which the second end of the feeding pipe extends. Alternatively, a connecting port in communication with the first end of the feeding pipe can be directly arranged on one side of the second chamber 1-12, which can be selected by those skilled in the art according to requirements.

[0083] Further, the trapper further comprises a guiding mechanism.

[0084] The guiding mechanism is arranged in the first chamber 1-11, and is used to keep the second fixed plate 5 horizontal when the lifting mechanism drives the second fixed plate 5 to ascend or descend.

[0085] It should be noted that by arranging the guiding mechanism in the first chamber 1-11, the second fixed plate 5 can be kept horizontal when the lifting mechanism drives the second fixed plate 5 to ascend or descend. After the trapper cleans the magnetic substances on the sleeve 10, the lifting mechanism can drive the plurality of magnetic rods 12 to accurately insert into the corresponding plurality of sleeves 10.

[0086] Specifically, the guiding mechanism comprises a plurality of shaft sleeves 13-1 and a plurality of guiding rods 13-2 vertically arranged in the first chamber 1-11.

[0087] The shaft sleeve 13-1 is sleeved on the guiding rod 13-2.

[0088] The second fixing plate 5 is provided with a mounting hole for mounting the shaft sleeve 13-1.

[0089] It should be noted that by setting the shaft sleeve 13-1 and the plurality of guide rods 13-2 vertically arranged in the first chamber 1-11, and sleeving the shaft sleeve 13-1 on the guide rod 13-2, the second fixing plate 5 is provided with a mounting hole for mounting the shaft sleeve 13-1, thereby reducing the friction between the guide rod 13-2 and the second fixing plate 5 during the lifting of the second fixing plate 5 by the lifting mechanism, thereby reducing the noise caused by vibration.

[0090] Further, the de-ironer further comprises a first discharge pipe 14, a second feeding pipe 15, a first connecting pipe 16 and a fourth valve 17.

[0091] The first end of the first discharge pipe 14 is in communication with the feeding port 1-3 through the second valve 7.

[0092] The first end of the second feeding pipe 15 is in communication with the discharge port 1-4 through the third valve 8.

[0093] One end of the first connecting pipe 16 is in communication with the first discharge pipe 14, and the other end is in communication with the second feeding pipe 15.

[0094] The fourth valve 17 is arranged in the first connecting pipe 16.

[0095] It should be noted that when cleaning the de-ironer, the second valve 7 and the third valve 8 need to be closed, so that the equipment cannot work normally due to the lack of flushing liquid. By setting the first discharge pipe 14, the second feeding pipe 15, the first connecting pipe 16 and the fourth valve 17, and making the first end of the first discharge pipe 14 in communication with the feeding port 1-3 through the second valve 7, the first end of the second feeding pipe 15 in communication with the discharge port 1-4 through the third valve 8, one end of the first connecting pipe 16 in communication with the first discharge pipe 14, and the other end in communication with the second feeding pipe 15, and the fourth valve 17 arranged in the first connecting pipe 16, the equipment can work normally when the de-ironer cleans the magnetic material by opening the fourth valve 17, avoiding the de-ironer causing the equipment to shut down due to cleaning of the magnetic material.

[0096] Further, the de-ironer further comprises a second connecting pipe 18.

[0097] One end of the second connecting pipe 18 is in communication with the first discharge pipe 14, and the other end is in communication with the second end of the first feeding pipe 9.

[0098] It should be noted that by setting the second connecting pipe 18, and making one end of the second connecting pipe 18 in communication with the first discharge pipe 14, and the other end in communication with the second end of the first feeding pipe 9, not only can the flushing liquid required for normal operation of the equipment be achieved, but also the flushing liquid required for cleaning of the magnetic material by the de-ironer can be ensured.

[0099] Further, the tramp iron remover further comprises a first limit switch 19.

[0100] The first limit switch 19 is arranged at the top of the first chamber 1-11.

[0101] The first limit switch 19 is in communication connection with the lifting mechanism.

[0102] It should be noted that by arranging the first limit switch 19 at the top of the first chamber 1-11, the first limit switch 19 is in communication connection with the lifting mechanism, and when the second fixed plate 5 is lifted upward by the lifting mechanism, the first limit switch 19 can send a stop signal to the lifting mechanism when the second fixed plate 5 contacts the first limit switch 19, effectively avoiding the second fixed plate 5 from hitting the top of the shell 1.

[0103] Further, the tramp iron remover further comprises a second limit switch 20.

[0104] The second limit switch 20 is arranged at the bottom of the first chamber 1-11.

[0105] The second limit switch 20 is in communication connection with the lifting mechanism.

[0106] It should be noted that by arranging the second limit switch 20 at the bottom of the first chamber 1-11, the second limit switch 20 is in communication connection with the lifting mechanism, and when the second fixed plate 5 is lowered downward by the lifting mechanism, the second limit switch 20 can send a stop signal to the lifting mechanism when the second fixed plate 5 contacts the second limit switch 20, effectively avoiding the second fixed plate 5 from hitting the first fixed plate 4.

[0107] Specifically, the bottom of the shell 1 is in a reverse conical structure.

[0108] It should be noted that by arranging the bottom of the shell 1 in a reverse conical structure, the to-be-filtered liquid can smoothly pass through the blowdown port 1-5 when the tramp iron remover is cleaned, and the magnetic substances in the to-be-filtered liquid can be prevented from accumulating at the bottom of the shell 1.

[0109] Preferably, the extending end of the lifting mechanism is connected to the second fixed plate 5 by a bolt.

[0110] Preferably, the tramp iron remover further comprises a rotating nozzle arranged at the center of the second chamber 1-12.

[0111] The rotating nozzle is arranged at the first end of the first feeding pipe 9.

[0112] It should be noted that the rotating nozzle is arranged at the first end of the first feeding pipe 9, and the magnetic rods around the rotating nozzle can be flushed, so that the flushing efficiency and quality are improved.

[0113] Based on the iron remover provided in the above embodiment, the iron removing step of the iron remover is further provided.

[0114] When the magnetic substances adsorbed on the outer wall of the sleeve 10 reach a certain amount, the fourth valve 17 is opened first, and then the second valve 7 and the third valve 8 are closed, and then the magnetic rod is pulled out from the sleeve 10 through the lifting mechanism, and the magnetic substances adsorbed on the outer wall of the sleeve 10 fall off, at this time, the third valve 8 is opened, and the first valve 6 is opened, and then the filtrate enters the second chamber 1-12 for flushing, at this time, the third valve 8 is closed, and the filtrate is transported to the first feeding pipe 9 through the second connecting pipe 18, and the filtrate is transported to the central rotating nozzle of the second chamber 1-12 through the first feeding pipe 9, so as to further clean the magnetic rod in the middle, and after the cleaning is completed, the first valve 6 is closed, the second valve 7 and the third valve 8 are opened, and the fourth valve 17 is closed, and the normal filtering working state is entered.

[0115] Preferably, the first fixed plate 4 is fixed to the upper chamber through the fixing ring;

[0116] The annular cavity is formed between the shell 1 and the fixing ring;

[0117] The discharge port 1-4 communicates with the annular cavity;

[0118] The annular cavity is provided with a screen between the second chamber 1-12.

[0119] It should be noted that by arranging the screen between the annular cavity and the second chamber 1-12, the flushing liquid entering the discharge port 1-4 can enter the second chamber 1-12 from the screen along the circumference of the annular cavity, so as to uniformly flush the plurality of sleeves.

[0120] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application should not be limited to the embodiments shown herein, but should be consistent with the widest scope of principles and novel features disclosed herein.

Claims

1. A de-ironer characterized in that, The shell, the lifting mechanism, the partition plate, the first fixed plate, the second fixed plate, the first valve, the second valve, the third valve, the first feeding pipe, the plurality of sleeves, the plurality of flow guide pipes and the plurality of magnetic rods are included. The partition plate is horizontally arranged in the shell, and the shell forms an upper chamber and a lower chamber. The flow guide pipe is vertically arranged in the lower chamber. The partition plate is provided with a plurality of first through holes in communication with the upper ends of the flow guide pipes. The first fixed plate is horizontally arranged in the upper chamber to form a first chamber and a second chamber, wherein the first chamber is located above the second chamber. The sleeve is vertically arranged in the flow guide pipe, and the lower end of the sleeve is a closed end, and the upper end of the sleeve is an open end. The shell is provided with a feeding port and a discharging port, wherein the feeding port is located on one side of the lower chamber, and the discharging port is located on one side of the second chamber. The first fixed plate is provided with a plurality of second through holes in communication with the upper ends of the sleeves. The second fixed plate is movably arranged in the first chamber. The magnetic rod is vertically arranged in the first chamber, and the upper end of the magnetic rod is connected with the second fixed plate. The lifting mechanism is arranged at the top of the shell, and the lifting mechanism is used to drive the second fixed plate to ascend and descend, so as to drive the magnetic rod to be inserted into or extracted from the sleeve. The bottom of the shell is provided with a blowdown port, and the first valve is arranged at the blowdown port. The second valve is arranged at the feeding port, and the third valve is arranged at the discharging port. The first end of the first feeding pipe is in communication with the second chamber, and the second end is used to communicate with an external flushing liquid. The lifting mechanism includes a motor, a screw rod and a nut.

2. The iron eliminator according to claim 1, characterized in that The motor is arranged at the top of the shell. The screw rod is vertically arranged in the first chamber, and the top of the screw rod is in transmission connection with the rotating shaft of the motor. The second fixed plate is provided with a third through hole for mounting the nut. The nut is in threaded cooperation with the screw rod. The feeding pipe is arranged in the lower chamber.

3. The iron eliminator according to claim 1, characterized in that The partition plate is provided with a fourth through hole for the first end of the feeding pipe to pass through. The bottom of the shell is provided with a fifth through hole for the second end of the feeding pipe to extend out. Further include:

4. The iron eliminator according to claim 1, characterized in that A guide mechanism. The guide mechanism is arranged in the first chamber, and the guide mechanism is used to keep the second fixed plate horizontal when the second fixed plate is driven by the lifting mechanism to ascend and descend. The guide mechanism includes a plurality of shaft sleeves and a plurality of guide rods vertically arranged in the first chamber.

5. The iron eliminator according to claim 4, characterized in that The shaft sleeve is sleeved on the guide rod. The second fixed plate is provided with a mounting hole for mounting the shaft sleeve. Further include:

6. The iron eliminator according to claim 1, characterized in that A first discharging pipe, a second feeding pipe, a first connecting pipe and a fourth valve. The first end of the first discharging pipe is in communication with the feeding port through the second valve. The first end of the second feeding pipe is in communication with the discharging port through the third valve. One end of the first connecting pipe is in communication with the first discharging pipe, and the other end is in communication with the second feeding pipe. The fourth valve is arranged in the first connecting pipe. Further include:

7. The iron eliminator according to claim 6, characterized in that A second connecting pipe. One end of the second connecting pipe is in communication with the first discharging pipe, and the other end is in communication with the second end of the first feeding pipe. ​ 8. The iron eliminator according to claim 1, characterized in that Further comprising: A first limit switch; The first limit switch is arranged at the top of the first chamber; The first limit switch is in communication connection with the lifting mechanism.

9. The iron eliminator according to claim 8, characterized in that Further comprising: A second limit switch; The second limit switch is arranged at the bottom of the first chamber; The second limit switch is in communication connection with the lifting mechanism.

10. The iron eliminator according to claim 1, characterized in that The bottom of the shell is a reverse conical structure.

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