CN218108007U - Liquid raw material impurity demagnetizing and filtering double-effect device - Google Patents

Abstract

The utility model relates to the technical field of liquid raw material impurity removal equipment, in particular to a double-effect device for demagnetizing and filtering liquid raw material impurities, which comprises a barrel body and a barrel cover which can be covered on the barrel body, wherein the barrel body is provided with a liquid inlet; a liquid outlet is arranged on the barrel body; the device also comprises a demagnetizing component for adsorbing and removing magnetic impurities in the liquid raw material and a filtering component for filtering and purifying the liquid raw material; the demagnetizing component and the filtering component are arranged in the barrel body; the magnetism removing component is a permanent magnetism impurity remover which is formed by a plurality of magnetic bars in a parallel surrounding way and is in an annular structure. The utility model discloses can reach the economic benefits and social benefits effect to the filtration of magnetic impurities and other impurity and getting rid of to liquid feedstock, and the contact time of liquid feedstock and permanent magnetism edulcoration ware is long, and area of contact is big, and then the effect is got rid of in the absorption of the magnetic impurities of improvement to liquid feedstock that can very big degree.

Description

Liquid raw material impurity demagnetizing and filtering double-effect device

Technical Field

The utility model relates to a liquid raw materials edulcoration equipment technical field, more specifically relates to a liquid raw materials impurity removes magnetism and filterable economic benefits and social benefits device.

Background

The method for filtering impurities in liquid raw materials and removing magnetic foreign matters commonly used at present comprises the steps of filtering the impurities in the liquid raw materials by a filtering device after passing through a pipeline demagnetizing device, wherein a first-stage pipeline demagnetizer is only added at the position of a pipeline of the commonly used pipeline demagnetizing device, and the demagnetizer generally consists of a permanent magnetic rod for adsorbing the liquid magnetic foreign matters in the pipeline, and has the following defects:

firstly, because the liquid raw materials entering and exiting the pipeline need to be assisted by a delivery pump and other power tools, the flow velocity of the liquid raw materials in the pipeline is high, the contact time with a magnetic impurity removing device in the pipeline is short, the contact area is small, a large part of liquid raw materials rapidly flow out without passing through a demagnetizing device, and the magnetic impurity removing effect is poor;

secondly, liquid raw material pipeline edulcoration device and the separation of magnetic foreign matter adsorption equipment need part the clearance step by step during the clearance, and the clearance degree of difficulty increases with work load, and has some non-strong magnetic foreign matter impurity to carry the magnetic impurity in the liquid raw materials easily and pass magnetic foreign matter remove device in the liquid raw materials, causes the magnetic impurity to get rid of the effect not good in the liquid raw materials.

The vertical filtering and magnetism-removing integrated filter comprises a shell, an upper cover, a filtering basket and a magnetic rod, wherein the shell is in a hollow cylindrical shape, the top of one side of the shell is provided with an inlet, the bottom of the other side of the shell is provided with an outlet, the top of the shell is provided with the upper cover, the upper bottom surface of the upper cover is provided with two handles which are parallel to each other, the handles are hollow square blocks, the upper cover can be conveniently taken out, the edge of the upper cover is provided with a through hole, and the upper cover and the shell are connected by a flange; a threaded through hole is formed in the shell, a magnetic rod fixing plate is arranged on the threaded through hole, and a circular hollow plate is arranged at the top of the magnetic rod fixing plate and is convenient to take out the magnetic rod fixing plate; bar magnet fixed plate bottom is equipped with the bar magnet, adopt threaded connection between bar magnet and the bar magnet fixed plate, the bar magnet overcoat has cup jointed the protective sheath, the inside stopper that is equipped with of casing, stopper and ring form lug, it is spacing in casing import below, be equipped with the filtration basket on the stopper, it fixes on the stopper to filter basket detachable, although this vertical type filtering magnetism integral type filter can remove magnetism and can filter again, but this filter remove magnetism still accomplish through one removing the bar magnet, it is relatively poor to liquid raw materials's the effect of removing magnetism.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome above-mentioned prior art liquid raw materials in impurity filtering operation and magnetism foreign matter remove magnetism operation separately to be handled, and the relatively poor problem of bar magnet treatment effect provides one kind and can filter and remove magnetism to liquid raw materials impurity simultaneously, and remove the effectual liquid raw materials impurity of magnetism and remove magnetism and filterable economic benefits and social benefits device.

In order to solve the technical problem, the utility model discloses a technical scheme is: a double-effect device for demagnetizing and filtering impurities in liquid raw materials comprises a barrel body and a barrel cover capable of covering the barrel body, wherein a liquid inlet is formed in the barrel body; a liquid outlet is arranged on the barrel body; the device also comprises a demagnetizing component for adsorbing and removing magnetic impurities in the liquid raw material and a filtering component for filtering and purifying the liquid raw material; the demagnetizing component and the filtering component are arranged in the barrel body; the demagnetizing component is a permanent magnet trash separator which is formed by enclosing a plurality of magnetic rods in parallel and is of an annular structure.

The utility model discloses close the bung lid to the staving during use, liquid raw material enters into to the staving in from the inlet of staving, permanent magnetism edulcorator and the filter assembly that set up in the staving remove magnetism and filtration to liquid raw material, reach the economic benefits and social benefits effect of filtration and the getting rid of to magnetic impurity and other impurity, liquid raw material through removing magnetism and after filtering is discharged through the liquid outlet of staving, wherein the permanent magnetism edulcorator is for enclosing the annular structure that is who establishes by a plurality of bar magnet side by side, very big degree has increased the area of contact of liquid raw material with permanent magnetism edulcorator, filter assembly's setting can play the cushioning effect to liquid raw material's flow simultaneously, but greatly increased liquid raw material and permanent magnetism edulcorator's contact time, the effect is got rid of in the absorption of the magnetic impurity of the improvement of very big degree in to liquid raw material.

Preferably, the inner wall of the barrel body is provided with an inner cavity ring piece; the permanent magnet impurity remover is inserted into the inner cavity ring piece.

Preferably, the inner wall of the inner cavity ring piece is of a concave structure matched with the outer wall of the permanent magnet impurity remover in shape.

Preferably, the top of the permanent magnet impurity remover is provided with a connecting piece detachably connected with the inner cavity ring piece; and a handle for taking and placing the permanent magnet impurity remover is arranged on the connecting piece.

Preferably, the filtering component comprises a plurality of filter element sleeve rods in a hollow structure and a filtering filter element detachably sleeved outside the filter element sleeve rods; through holes are uniformly distributed on the surface of the filter element sleeve rod; a plurality of the filter element loop bars are communicated with the liquid outlet.

Preferably, the barrel body is connected with a pressure assembly for controlling the pressure in the barrel body.

Preferably, the pressure assembly comprises a pressure release valve, a pressure gauge for monitoring the pressure in the barrel body and a pressure release emptying pipeline communicated with the barrel body; the pressure relief valve and the pressure gauge are arranged on the pressure relief emptying pipeline.

Preferably, the barrel cover is sealed and covered to the opening of the barrel body through a locking structure.

Preferably, the locking structure comprises a rotatable locking rod and a locking buckle capable of locking the locking rod; one end of the lock rod is hinged to the outer wall of the barrel body, and the other end of the lock rod is in threaded connection with the locking buckle; the barrel cover is provided with a clamping groove for the lock rod to be embedded in.

Preferably, a sealing ring capable of being sealed with the barrel body in a squeezing mode is arranged on the barrel cover.

Compared with the prior art, the beneficial effects of the utility model are that:

1) The utility model has the advantages that the demagnetizing component and the filtering component are arranged in the barrel body simultaneously, so that the double effects of filtering and removing magnetic impurities and other impurities in the liquid raw material can be achieved;

2) The utility model discloses well permanent magnetism shaker sets up to enclose by a plurality of bar magnets side by side and establishes to be the loop configuration, has greatly increased the area of contact of liquid raw materials and permanent magnetism shaker, and filter assembly can play certain cushioning effect to the flow of liquid raw materials simultaneously, sets up like this and has greatly increased the contact time of liquid raw materials and permanent magnetism shaker, can effectively balanced adsorb the magnetic impurities in the liquid raw materials and get rid of, so get rid of more thoroughly to the impurity in the liquid raw materials;

3) The utility model has the advantages that the whole structure is simple, the simple operation, the dismouting is clean convenient, the practicality is good, long service life, and the range of application is wide, removes magnetism and edulcoration efficiently, has the effect of market large tracts of land popularization and promotion, does benefit to industrialization and industrial production.

Drawings

FIG. 1 is a schematic view of the internal structure of the dual-effect device for demagnetizing and filtering impurities in liquid raw materials;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural diagram of a filtering component in the dual-effect device for demagnetizing and filtering impurities in liquid raw materials.

In the drawings: 1-barrel body; 11-a liquid inlet; 12-a liquid outlet; 2-barrel cover; 21-a conical section; 22-an abutment; 23-a card slot; 3-a degaussing assembly; 31-a lumen ring; 311-a threaded hole; 32-permanent magnet trash separator; 33-a connector; 331-fixing the nut; 34-a handle; 4-a filter assembly; 41-filter element sleeve rod; 42-a filtration cartridge; 421-cartridge nut; 5-a liquid inlet pipeline; 51-a first pump body; 6-a pressure component; 61-a pressure relief valve; 62-pressure gauge; 63-pressure relief emptying pipe; 7-a locking structure; 71-locking bar; 711-a threaded portion; 72-locking buckle; 73-parallel plates; 8-a liquid outlet pipeline; 9-header pipe; 91-second pump body.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

As shown in fig. 1-3, an embodiment 1 of a dual-purpose device for demagnetizing and filtering impurities in a liquid raw material includes a barrel body 1, a barrel cover 2, a demagnetizing assembly 3 and a filtering assembly 4, wherein the barrel body 1 is a hollow cylindrical barrel, the top of the barrel body is provided with an opening, a liquid inlet 11 is arranged on a side wall of the barrel body 1, the liquid raw material to be processed enters the barrel body 1 through the liquid inlet 11, a liquid outlet 12 is arranged at the bottom of the barrel body 1, and the liquid raw material which is demagnetized and filtered in the barrel body 1 is discharged through the liquid outlet 12.

Wherein bung 2 can close to on staving 1, bung 2 includes toper portion 21 and butt portion 22, and wherein butt portion 22 is the ring form, and butt portion 22 connects in the open end of toper portion 21, and as preferred technical scheme, butt portion 22 and toper portion 21 are the integrated into one piece structure in this embodiment.

Wherein the barrel cover 2 is sealed and covered on the barrel body 1 through the locking structure 7, so that the barrel body 1 is sealed and has no leakage, specifically, the locking structure 7 comprises a plurality of locking rods 71 and locking buckles 72, wherein one end of each locking rod 71 is hinged on the outer wall of the barrel body 1, the other end of each locking rod 71 is in threaded connection with the corresponding locking buckle 72, specifically, a plurality of groups of parallel sheets 73 which are oppositely arranged are uniformly arranged on the side wall of the barrel body 1 at circumferential intervals, one end of each locking rod 71 is hinged between the corresponding group of parallel sheets 73, so that the locking rods 71 can rotate.

Wherein the other end of locking lever 71 is equipped with screw thread portion 711, the spiro union has locking buckle 72 on screw thread portion 711, wherein the even a plurality of draw-in groove 23 that is equipped with of circumference interval along butt portion 22 on the butt portion 22 of bung 2, when bung 2 lid closed to staving 1 on, it makes draw-in groove 23 on the bung 2 corresponding with locking lever 71 on the staving 1 lateral wall to rotate bung 2, upwards overturn locking lever 71 to draw-in groove 23, the screw thread pole portion 711 of locking lever 71 is located draw-in groove 23 this moment, rotatory locking buckle 72 downwards, make locking buckle 72 closely the butt on bung 2, reach the rotation that limits locking lever 71, realize that bung 2 closes with the sealed lid of staving 1. When the barrel cover 2 needs to be opened, the barrel cover 2 can be taken down from the barrel body 1 only by unscrewing the locking buckle 72 upwards and turning the locking rod 71 downwards to enable the locking rod 71 to leave the clamping groove 23.

Can effectively guarantee through the setting of locking structure 7 that bung 2 seals to cover and closes to staving 1 on, and wherein locking lever 71 and draw-in groove 23 respectively the even setting of interval on the lateral wall of staving 1 and bung 2, balanced atress when can making bung 2 lid close to staving 1 can effectively avoid leaking because of the uneven bung 2 that arouses of locking buckle 72 atress.

Wherein remove magnetism subassembly 3 and set up in staving 1 for get rid of the magnetic impurities to among the liquid raw materials, it is concrete, remove magnetism subassembly 3 and include permanent magnetism edulcoration ware 32 and connecting piece 33, the inner wall of staving 1 is equipped with inner chamber ring spare 31, wherein inner chamber ring spare 31 closely laminates to the inner wall of staving 1 on, wherein the casting material of permanent magnetism edulcoration ware 32 is acid and alkali-resistance permanent magnetism strong magnetic metal material, it is concrete, permanent magnetism edulcoration ware 32 is the loop configuration, enclose to establish by a plurality of permanent magnetism stick side by side and form, a plurality of permanent magnetism stick closely laminates and encloses into the circle form promptly.

The inner wall of the inner cavity ring piece 31 is provided with a concave structure matched and inosculated with the shape of the outer wall of the permanent magnet impurity removing device 32, specifically, the inner wall of the inner cavity ring piece 31 is provided with a plurality of grooves which are close to each other, and when the permanent magnet impurity removing device 32 is inserted into the inner cavity ring piece 31, the shape of the outer wall of the permanent magnet impurity removing device 32 and the inner wall of the inner cavity ring piece 31 can be closely attached together.

The height of the permanent magnet impurity remover 32 is the same as that of the inner cavity ring piece 31, the height of the inner cavity ring piece 31 is smaller than that of the barrel body 1, the liquid inlet 11 is arranged on the side wall of the barrel body 1 which is higher than the inner cavity ring piece 31, the liquid inlet 11 is connected with a liquid inlet pipe 5, and the liquid inlet pipe 5 is provided with a first pump body 51.

The connecting piece 33 is arranged at the top of the permanent magnet impurity remover 32, when the permanent magnet impurity remover 32 is inserted into the inner cavity ring piece 31, the connecting piece 33 abuts against the top of the inner cavity ring piece 31, in order to further improve the stability of the permanent magnet impurity remover 32 inserted into the inner cavity ring piece 31, a plurality of threaded holes 311 are uniformly formed in the top of the inner cavity ring piece 31 at intervals, in this embodiment, two threaded holes 311 are formed, a plurality of fixing nuts 331 are uniformly formed in the connecting piece 33 at intervals, in this embodiment, two fixing nuts 331 are formed, after the permanent magnet impurity remover 32 is inserted into the inner cavity ring piece 31, the connecting piece 33 abuts against the top of the inner cavity ring piece 31, the threaded holes 311 in the positions of the fixing nuts 331 correspond to each other, the permanent magnet impurity remover 32 is fixed into the inner cavity ring piece 31 by using weak-magnetic or non-magnetic screws, and the permanent magnet impurity remover 32 can be stably arranged in the inner cavity ring piece 31.

Wherein filter assembly 4 sets up in staving 1, specifically be located the inside of permanent magnetism edulcoration ware 32, filter assembly 4 can get rid of other impurity in the liquid raw materials, and is concrete, filter assembly 4 includes filter core loop bar 41 and filters filter core 42, wherein filter core loop bar 41 is hollow pole, the surperficial equipartition of filter core loop bar 41 has the through-hole, liquid outlet 12 sets up threely in this embodiment, all set up in the bottom of staving 1, three liquid outlet 12 punishment do not is connected with liquid outlet pipeline 8, liquid outlet pipeline 8 all communicates in house steward 9, be equipped with the second pump body 91 on house steward 9.

The first pump body 51 and the second pump body 91 can be selected from pump bodies such as a soft magnetic pump and the like, and can be determined according to the liquid raw material components and the requirements of double-effect demagnetization effects.

Wherein filter the filter core 42 cover and establish on filter core loop bar 41, the one end of filter core loop bar 41 is equipped with the external screw thread, and wherein the tip of filtering filter core 42 is equipped with filter core nut 421, and when filtering filter core 42 cup joints on filter core loop bar 41, filter core nut 421 and the external screw thread screw-thread fit of filter core loop bar 41 tip, alright fix filter core 42 on filter core loop bar 41 firmly, as preferred technical scheme, the optional plastic nut of filter core nut 421.

The other ends of the filter element sleeve rods 41 are communicated with the liquid outlet pipelines 8, so that three groups of filter assemblies 4 are arranged in the embodiment, and three filter element sleeve rods 41 are respectively communicated with the three liquid outlet pipelines 8. The liquid raw material entering the barrel body 1 is filtered by the filter element 42, enters the filter element loop bar 41 through the through hole on the filter element loop bar 41, and is finally discharged through the liquid outlet pipeline 8.

Filter filter element 42 in this embodiment is fluid filter element, can guarantee the filter effect according to the filter core of the different specifications of liquid raw materials impurity content use different precision, also can increase and decrease the quantity that sets up of filtering filter element 42 according to the filter effect to reach better filtering objective.

Wherein staving 1 still is connected with pressure assembly 6, and pressure assembly 6 is used for monitoring, the pressure in the control staving 1, and the guarantee is normal and the operation safety of pressure in the staving 1 during the use. Specifically, pressure unit 6 includes relief valve 61, manometer 62 and pressure release evacuation pipeline 63, and wherein manometer 62 can monitor the pressure size in the staving 1, and relief valve 61 can artifical manual pressure release, and is concrete, and pressure release evacuation pipeline 63 is linked together with staving 1, and wherein relief valve 61 sets up on pressure release evacuation pipeline 63, and when 1 internal pressure value of staving exceeds standard, can artifical manual through relief valve 61 for keep required pressure in the staving 1. Wherein manometer 62 sets up on pressure release evacuation pipeline 63, specifically is located between the position that staving 1 and relief valve 61 are located, but the manometer of automatic pressure release when selecting for use superpressure in this embodiment.

The utility model discloses a concrete theory of operation:

during the use, install this device in fluid business turn over pipeline, the mounted position should select in spacious convenient to detach clearance department to do and match staving support and support 1 normal operating of staving.

Before use, the permanent magnet impurity remover 32 and the inner cavity ring piece 31 are cleaned, then the permanent magnet impurity remover 32 is inserted into the inner cavity ring piece 31, the permanent magnet impurity remover 32 is fixed on the inner cavity ring piece 31 through screws, then the filter element 42 is sleeved into the filter element sleeve rod 41 according to requirements, and the filter element 42 is fixed through the filter element nut 421.

After the correct installation of inspection filter element 42 and permanent magnetism edulcorator 32, on closing bung 2 lid to staving 1, clockwise rotation filter bung 2 makes bung 2 forward hasp on staving 1, then upwards overturns locking lever 71 to draw-in groove 23 in, and rotatory locking is detained 72 downwards makes bung 2 and staving 1 tighten up, guarantees that the sealed of staving 1 does not have the leakage.

After installing bung 2, whether check manometer 62 is normal, if normal then close relief valve 61, make liquid raw materials pass through inlet channel 5 and get into to staving 1 under the helping hand of the first pump body 51, open relief valve 61 through manual, close relief valve 61 behind the air in the evacuation staving 1, make liquid raw materials be negative pressure state in the staving 1, make liquid raw materials cushion and filter impurity in staving 1 through filtering filter element 42, permanent magnetism edulcoration ware 32 is constantly adsorbed the getting rid of to the liquid raw materials magnetic impurities in the staving 1 simultaneously, raw materials in the staving 1 pass filtering filter element 42 and filter core loop bar 41 after filtering edulcoration and magnetic foreign matter adsorption, from staving 1 bottom through discharge gate 12, go out drain pipe 8 and house steward 9 and discharge.

After the device is used regularly and quantitatively, the device needs to be disassembled, cleaned, maintained and reused, at the moment, liquid raw material feeding is stopped firstly, the pressure relief valve 61 is opened manually to empty the pressure in the barrel body 1, then the locking buckle 72 is loosened in sequence, the threaded filter barrel cover locking rod 71 is pulled down, the barrel cover 2 is pulled up to open the barrel cover 2 after being rotated anticlockwise to be in place, the screw for fixing the permanent magnet impurity remover 32 is disassembled, the permanent magnet impurity remover 32 is lifted out of the inner cavity ring piece 31, magnetic foreign matters adsorbed on the permanent magnet impurity remover 32 are removed, meanwhile, the filter core 42 is pulled out and replaced after the filter core screw cap 421 is disassembled, and other impurities in the inner cavity ring piece 31 are cleaned.

The utility model discloses a to liquid feedstock remove magnetism and filter in staving 1, reach the filtration and the economic benefits and social effects who gets rid of magnetic impurity and other impurity, the utility model discloses well staving 1 has set up the permanent magnetism edulcorator 32 of annular lamella type, and liquid feedstock filters the buffering through the filtration filter core 32 in staving 1, greatly increased liquid feedstock and permanent magnetism edulcorator 32's area of contact and time, effective balanced magnetic impurity to in the liquid feedstock adsorbs getting rid of. The whole device is convenient to operate, good in practicability, wide in application range, high in efficiency of magnetism removal and impurity removal, has the effect of large-area popularization and promotion in the market, and is beneficial to industrial production and industrialized production.

Example 2

The embodiment 2 is a double-effect device for demagnetizing and filtering impurities in a liquid raw material, and the difference between the embodiment and the embodiment 1 is as follows: the handles 34 are arranged on the connecting piece 33 in the embodiment, the two handles 34 are arranged on the connecting piece 33 oppositely, the arrangement of the handles 34 can facilitate the permanent magnet impurity remover 32 to be placed into the inner cavity ring piece 31 or to be taken out of the inner cavity ring piece 31, and the convenience in dismounting and mounting of the permanent magnet impurity remover 32 is improved.

Example 3

The embodiment is an embodiment 3 of a double-effect device for demagnetizing and filtering impurities in a liquid raw material, and the embodiment is different from the embodiment 1 in that: be equipped with the sealing washer on bung 2 in this embodiment, when bung 2 upper cover closed to staving 1 on, the sealing washer on bung 2 can closely the butt on staving 1, can further make bung 2 seal cover close to staving 1 on, appear leaking when avoiding using.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A double-effect device for demagnetizing and filtering impurities in liquid raw materials comprises a barrel body (1) and a barrel cover (2) capable of being covered on the barrel body (1), wherein a liquid inlet (11) is formed in the barrel body (1); a liquid outlet (12) is arranged on the barrel body (1); the method is characterized in that: the device also comprises a demagnetizing component (3) for adsorbing and removing magnetic impurities in the liquid raw material and a filtering component (4) for filtering and purifying the liquid raw material; the demagnetizing assembly (3) and the filtering assembly (4) are arranged in the barrel body (1); the demagnetizing assembly (3) is a permanent magnet impurity remover (32) which is formed by a plurality of magnetic rods in a parallel surrounding manner and is of an annular structure.

2. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 1, wherein: the inner wall of the barrel body (1) is provided with an inner cavity ring piece (31); the permanent magnet impurity remover (32) is inserted into the inner cavity ring piece (31).

3. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 2, wherein: the inner wall of the inner cavity ring piece (31) is of a concave structure matched with the outer wall of the permanent magnet impurity remover (32) in shape.

4. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 2, wherein: the top of the permanent magnet impurity remover (32) is provided with a connecting piece (33) detachably connected with the inner cavity ring piece (31); and a handle (34) for taking and placing the permanent magnet trash remover (32) is arranged on the connecting piece (33).

5. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 1, wherein: the filtering component (4) comprises a plurality of hollow filter element sleeve rods (41) and filtering filter elements (42) which are detachably sleeved outside the filter element sleeve rods (41); through holes are uniformly distributed on the surface of the filter element sleeve rod (41); the filter element sleeve rods (41) are all communicated with the liquid outlet (12).

6. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials according to claim 1, which is characterized in that: the barrel body (1) is connected with a pressure assembly (6) used for controlling the pressure in the barrel body (1).

7. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 6, wherein: the pressure assembly (6) comprises a pressure release valve (61), a pressure gauge (62) for monitoring the pressure in the barrel body (1) and a pressure release emptying pipeline (63) communicated with the barrel body (1); the pressure relief valve (61) and the pressure gauge (62) are arranged on the pressure relief emptying pipeline (63).

8. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials as claimed in claim 1, wherein: the barrel cover (2) is sealed and covered at the opening of the barrel body (1) through a locking structure (7).

9. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials according to claim 8, wherein the dual-purpose device comprises: the locking structure (7) comprises a rotatable locking rod (71) and a locking buckle (72) capable of locking the locking rod (71); one end of the lock rod (71) is hinged to the outer wall of the barrel body (1), and the other end of the lock rod is in threaded connection with the locking buckle (72); the barrel cover (2) is provided with a clamping groove (23) for the locking rod (71) to be embedded into.

10. The dual-purpose device for demagnetizing and filtering impurities in liquid raw materials according to any one of claims 1 to 9, wherein: the barrel cover (2) is provided with a sealing ring which can be sealed with the barrel body (1) in an extrusion manner.

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