CN209866317U - Magnetic filter - Google Patents
Magnetic filter Download PDFInfo
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- CN209866317U CN209866317U CN201822087128.2U CN201822087128U CN209866317U CN 209866317 U CN209866317 U CN 209866317U CN 201822087128 U CN201822087128 U CN 201822087128U CN 209866317 U CN209866317 U CN 209866317U
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Abstract
The utility model relates to a fluid medium pipeline control system technical field especially relates to a magnetic filter. A magnetic filter is arranged on a medium pipeline and comprises a valve body and a magnetic filter core, wherein a medium channel is formed in the valve body, a filter cavity is formed in the side wall of the valve body, and the medium channel is communicated with the filter cavity; the magnetic filter element comprises a cylinder body and at least two magnetic pieces, the cylinder body is arranged in the filter cavity, a matching groove is formed in the side wall of the cylinder body, and the matching groove is communicated with the inside of the cylinder body; at least two magnetic parts are sequentially arranged in the cylinder body, part of each magnetic part is exposed out of the matching groove, and two adjacent magnetic parts repel each other. The utility model has the advantages that: the magnetic filter has the advantages of large magnetomotive force, long action distance of magnetic lines of force, wide space range, strong impurity adsorption capacity, good filtering effect and wide application prospect.
Description
Technical Field
The utility model relates to a fluid medium pipeline control system technical field especially relates to a magnetic filter.
Background
The magnetic filter is arranged on the medium pipeline and is mainly used for adsorbing magnetic impurities in the fluid medium so as to filter the magnetic impurities in the fluid medium.
Conventionally, a magnetic filter generally includes a valve body and a magnetic filter element, and the magnetic filter element is installed in the valve body. The magnetic filter core comprises a magnet and a fixing rod for mounting the magnet, and the fixing rod is arranged on the magnet in a penetrating way. When the magnetic filter element is processed, a through hole needs to be formed in the magnet to be matched with the fixed rod. The processing and manufacturing mode has the advantages of high difficulty, convenient assembly and high cost; meanwhile, the through holes are formed in the magnet, so that the magnetic force of the magnet is reduced, the magnetic force line of the magnet is uneven, the capability of the magnetic filter element for adsorbing impurities is weak, and the filtering effect is poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a magnetic filter having a strong impurity adsorbing capability and a good filtering effect.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
a magnetic filter is arranged on a medium pipeline,
the magnetic filter comprises a valve body and a magnetic filter element, wherein a medium channel is formed in the valve body, a filter hole is formed in the valve body, and the medium channel is communicated with the filter hole;
the magnetic filter element comprises a cylinder body and at least two magnetic pieces, the cylinder body is arranged in the filter hole, a matching groove is formed in the side wall of the cylinder body, and the matching groove is communicated with the inside of the cylinder body; at least two magnetic parts are sequentially arranged in the cylinder body, part of each magnetic part is exposed out of the matching groove, and two adjacent magnetic parts repel each other.
In the application, the cylinder body is arranged, the matching groove is formed in the side wall of the cylinder body, and the magnetic part is arranged in the cylinder body and partially exposed out of the matching groove, so that the magnetic force of the magnetic part is not influenced by the cylinder body, the magnetic filter element is convenient to assemble, and the manufacturing cost is lower; meanwhile, at least two mutually repulsive magnetic parts are arranged in the cylinder body, namely the two magnetic parts are opposite in homopolar, magnetic lines of force around the magnetic parts are emitted from the N pole and enter the S pole according to a physical principle, and an assembly mode that the homopolar repulsion is adopted enables the magnetic parts to have large magnetomotive force, long magnetic line action distance, wide space range, strong impurity adsorption capacity, good filtering effect and wide application prospect.
In one embodiment, the magnetic filter element further comprises a gasket, the gasket is installed in the barrel body and located between two adjacent magnetic members, and each magnetic member abuts against the gasket.
It can be understood that the two adjacent magnetic parts are isolated by the gasket, so that the mutual influence and interference of magnetic lines of force between the two adjacent magnetic parts can be avoided, the impurity adsorption capacity of the magnetic parts is further improved, and the filtering effect is better.
In one embodiment, the gasket is a non-magnetic, non-metallic gasket.
In one embodiment, the spacer is a magnetically conductive spacer.
In one embodiment, the magnetic member is a solid-structure magnetic member.
In one embodiment, the magnetic filter element further comprises a cover body, and the cover body is in threaded connection with the cylinder body so as to fix the magnetic element in the cylinder body.
The magnetic part adopting the solid structure has the advantages of simple structure, convenient processing, stronger magnetic force and better impurity adsorption capacity.
In one embodiment, the cover body is in threaded connection with the barrel body.
In one embodiment, the filtering hole is arranged on the side wall of the valve body, a filtering net is arranged in one end, close to the medium channel, of the filtering hole, and one end, far away from the medium channel, of the filtering hole is sealed through a filtering cover.
In one embodiment, the filter cover is provided with a connecting hole, one end of the cover body is connected with the cylinder body, and the other end of the cover body is arranged in the connecting hole, so that the magnetic filter element is arranged.
In one embodiment, the cylinder is a metal cylinder without magnetism.
The cylinder body made of metal without magnetism can avoid the interference of the cylinder body on the transmission of magnetic lines of force of the magnetic part.
Compared with the prior art, the magnetic filter is provided with the cylinder body, the matching groove is formed in the side wall of the cylinder body, and the magnetic part is arranged in the cylinder body and partially exposed out of the matching groove, so that the magnetic force of the magnetic part is not influenced by the cylinder body, the magnetic filter element is convenient to assemble, and the manufacturing cost is lower; meanwhile, at least two mutually repulsive magnetic parts are arranged in the cylinder body, namely the two magnetic parts are opposite in homopolar, magnetic lines of force around the magnetic parts are emitted from the N pole and enter the S pole according to a physical principle, and an assembly mode that the homopolar repulsion is adopted enables the magnetic parts to have large magnetomotive force, long magnetic line action distance, wide space range, strong impurity adsorption capacity, good filtering effect and wide application prospect.
Drawings
Fig. 1 is a schematic structural diagram of a magnetic filter provided by the present invention;
fig. 2 is a schematic structural view of the magnetic filter element provided by the present invention;
fig. 3 is a schematic structural view of the barrel provided by the present invention;
fig. 4 is a schematic structural view of a magnetic filter element assembled in a manner that two adjacent magnetic members attract each other;
fig. 5 is an experimental diagram of the magnetic filter element in fig. 2 adsorbing iron powder according to the present invention;
fig. 6 is an experimental diagram of the magnetic filter element in fig. 4 adsorbing iron powder.
In the figure, a magnetic filter 100, a valve body 10, a medium channel 11, a medium inlet 11a, a medium outlet 11b, a main valve body 12, a side valve body 13, a filter hole 131, a filter screen 132, a magnetic filter element 20, a cylinder 21, a matching groove 211, a mounting hole 212, a magnetic element 22, a gasket 23, a filter cover 30, a connecting hole 31, a base 40, a positioning groove 41, a push rod mechanism 50, a push rod 51, a convex column 511, a connecting sleeve 52, a cover cap 53, a positioning piece 60 and a groove 61 are arranged.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the present invention provides a magnetic filter 100, wherein the magnetic filter 100 is installed on a medium pipeline, and filters and removes impurities from a fluid medium in the pipeline.
Specifically, the magnetic filter 100 includes a valve body 10 and a magnetic filter element 20, a medium channel 11 for a fluid medium to circulate is opened on the valve body 10, and the magnetic filter element 20 is installed in the medium channel 11 to filter and remove impurities from the fluid medium flowing through the medium channel 11.
The valve body 10 includes a main valve body 12 and a side valve body 13, and the side valve body 13 is provided on one side of the main valve body 12. A similar Y shape is formed between the main valve body 12 and the side valve body 13. Preferably, the main valve body 12 and the side valve body 13 are formed as an integrated structure, so as to facilitate the processing and manufacturing of the valve body 10.
The medium passage 11 opens on the main valve body 12, the medium passage 11 has a medium inlet 11a and a medium outlet 11b, and the medium inlet 11a is used for connecting with an external pipeline so that fluid medium flows into the medium passage 11 from the medium inlet 11 a.
The side valve body 13 is provided with a through filtering hole 131, the filtering hole 131 is located between the medium inlet 11a and the medium outlet 11b and is communicated with the medium channel 11, and the magnetic filter element 20 is installed in the filtering hole 131. The fluid medium enters from the medium inlet 11a, passes through the filter hole 131, is filtered by the magnetic filter element 20 in the filter hole 131, and then flows out from the medium outlet 11 b.
A filter screen 132 is installed in one end of the filter hole 131 close to the medium channel 11, the filter screen 132 is used for filtering non-magnetic impurity particles, the magnetic member 22 is used for adsorbing fine metal impurities, and the filter screen 132 and the magnetic member 22 are mutually matched to form a complete filter stage, so as to comprehensively filter the fluid medium in the medium channel 11.
As shown in fig. 2, the magnetic filter element 20 includes a cylinder 21 and at least two magnetic members 22, a fitting groove 211 is formed in a side wall of the cylinder 21, and the fitting groove 211 is communicated with the inside of the cylinder 21; at least two magnetic members 22 are sequentially installed in the cylinder 21, a part of each magnetic member 22 is exposed out of the corresponding groove 211, and two adjacent magnetic members 22 repel each other.
It can be understood that, by providing the cylinder 21 and opening the engaging groove 211 on the sidewall of the cylinder 21, the magnetic members 22 are sequentially installed in the cylinder 21 (i.e. the magnetic members 22 are stacked) and partially exposed out of the engaging groove 211, not only the magnetic force of the magnetic member 22 is not affected by the cylinder 21, but also the assembly of the magnetic filter element 20 is convenient and the manufacturing cost is lower; meanwhile, at least two mutually repulsive magnetic pieces 22 are arranged in the cylinder 21, namely, homopolarity is arranged between the two magnetic pieces 22 oppositely, according to the physical principle, magnetic lines of force around the magnetic pieces 22 are emitted from an N pole and enter an S pole, and an assembly mode that homopolarity repels is adopted, so that the magnetic pieces 22 are large in magnetomotive force, long in magnetic line of force action distance, wide in space range, strong in impurity adsorption capacity and good in filtering effect.
Specifically, as shown in fig. 3, the cylinder 21 has an axis, and the cylinder 21 has a mounting hole 212 along the axis of the cylinder 21. Preferably, the mounting hole 212 is counter bored. Of course, in other embodiments, the mounting hole 212 may be a through hole, and one end of the mounting hole 212 may be plugged by a plug.
It is understood that one end of the mounting hole 212 is open, and the magnetic members 22 are sequentially installed into the mounting hole 212 from the open end.
Along the axis direction of barrel 21, cooperation groove 211 opens on the outer wall of barrel 21, cooperation groove 211 is logical groove, and with mounting hole 212 intercommunication. Preferably, the number of the fitting grooves 211 is two, and the two fitting grooves 211 are symmetrically opened on the outer wall of the cylinder 21 with respect to the axis of the cylinder 21, and the magnetic member 22 mounted in the mounting hole 212 is partially exposed from the fitting grooves 211.
Further, the cylinder 21 is made of a metal material without magnetism. The barrel 21 is made of a non-magnetic metal material, so that the barrel 21 can be prevented from interfering with the transmission of magnetic lines of force of the magnetic member 22. Alternatively, the non-magnetic metallic material may be brass, stainless steel, or the like. In this embodiment, the cylinder 21 is made of brass, i.e. the cylinder 21 is a brass cylinder.
The magnetic member 22 is cylindrical, and the shape of the magnetic member 22 matches the shape of the mounting hole 212, so that the magnetic member 22 can be installed in the mounting hole 212. Of course, in other embodiments, the magnetic member 22 may have other shapes, such as rectangular, oval, etc.
The magnetic member 22 is formed of a permanent magnet such as a Neodymium (Neodymium) magnet. Preferably, the magnetic member 22 is magnetic steel. In the axial direction of the cylinder 21, two adjacent magnetic members 22 are set to have the same polarity, that is, the magnetic poles of two adjacent magnetic members 22 are both N poles or S poles. In this embodiment, the magnetic poles of the two magnetic members 22 are both S poles.
The number of the magnetic members 22 is at least two. Preferably, the magnetic members 22 are 2-8 pieces in number. Of course, the magnetic member 22 can be set according to the thickness of the magnetic member 22, the depth of the mounting hole 212 and the actual requirement. In this embodiment, the number of the magnetic members 22 is 4, and every two adjacent magnetic members 22 are set to have the same polarity, i.e., repel each other, and are sequentially installed in the installation hole 212.
Further, the magnetic member 22 is formed by cutting a solid magnetic rod, that is, the magnetic member 22 is a solid magnetic member. Here, the magnetic member 22 with a solid structure is adopted, so that the structure is simple, the processing is convenient, the magnetic force is larger, and the impurity adsorption capacity is better; meanwhile, the solid magnetic part is not easy to break.
With reference to fig. 3, the magnetic filter element 20 further includes a spacer 23, the spacer 23 is installed in the installation hole 212 and located between two adjacent magnetic members 22, and each magnetic member 22 abuts against the spacer 23, that is, the two adjacent magnetic members 22 are separated from each other by the spacer 23. It can be understood that, the two adjacent magnetic members 22 are isolated by the spacer 23, so that magnetic lines of force between the two adjacent magnetic members 22 can be prevented from influencing and interfering with each other, and the magnetic members 22 have strong impurity adsorption capability and better filtering effect.
The gasket 23 is made of a non-magnetic material, i.e., the gasket is a non-magnetic gasket. Here, the non-metallic spacer 23 with non-magnetic conductivity is used to isolate two adjacent magnetic members 22, so that firstly, the spacer 23 can be prevented from interfering with itself or influencing the transmission of magnetic force lines of the magnetic members 22, and the magnetic force of the magnetic members 22 can be weakened; secondly, the magnetic member 22 can be prevented from magnetizing the spacer 23 and thus affecting the magnetic force of the magnetic member 22. Of course, in other embodiments, the spacer 23 may be a magnetic conductive spacer, regardless of the above.
Alternatively, the non-magnetically permeable, non-metallic material may be rubber, ceramic, or the like.
Further, the gasket 23 is a non-metal gasket 23 having a certain flexibility. Here, the spacer 23 is configured to have a certain flexibility, which enables the two adjacent magnetic members 22 to be mounted more compactly.
The magnetic filter element 20 further comprises a cover body 24, and the cover body 24 is in threaded connection with the inner wall of the mounting hole 212 to fix the magnetic member 22 in the cylinder 21. Alternatively, the cover 24 is made of a brass material or a stainless steel material, i.e., the cover 24 is a brass cover or a stainless steel cover. Preferably, the cover 24 is made of the same material as the barrel 21.
In this embodiment, to further explain the effect of the magnetic filter element 20 assembled in such a way that two adjacent magnetic members 22 repel each other, two different assembling manners of the magnetic members 22 are provided and experiments are performed. The experimental protocol was as follows:
(1) experimental equipment:
providing a magnetic filter element 20 assembled in such a way that two adjacent magnetic elements 22 repel each other, abbreviated as No. 1 (shown in fig. 2);
providing a magnetic filter element 20 assembled in such a way that two adjacent magnetic members 22 attract each other, abbreviated as No. 2 (as shown in fig. 4);
iron powder.
(2) The experimental steps are as follows:
no. 1 is used for attracting the iron powder, and a relevant experimental chart (shown in figure 5) is obtained;
the iron powder was attracted with No. 2 and the relevant experimental graph was obtained (as shown in fig. 6).
(3) Experimental analysis:
comparing fig. 5 and 6, it is apparent that the iron powder attracted by No. 1 is more and the distribution of the iron powder is more uniform.
(4) The experimental results are as follows:
the magnetic filter element 20 assembled by the mutual repulsion of the two adjacent magnetic pieces 22 has the advantages of large magnetomotive force, long action distance of magnetic lines of force, wide space range, strong impurity adsorption capacity and good filtering effect.
The magnetic filter 100 further includes a filter cover 30, the filter cover 30 is disposed on an end of the filter hole 131 far from the main valve body 12, the filter cover 30 seals the filter hole 131 and makes the filter hole 131 form a filter cavity, and the fluid medium enters the filter cavity from the medium inlet 11a, is filtered by the filter net 132 and the magnetic member 22 in the filter cavity, and then flows out from the medium outlet 11 b.
Furthermore, a connection hole 31 is formed in the filter cover 30, one end of the cover body 24 is in threaded connection with the cylinder 21, and the other end of the cover body is fixed in the connection hole 31, so that the magnetic filter element 20 is installed and fixed.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A magnetic filter is arranged on a medium pipeline and comprises a valve body and a magnetic filter core, wherein a medium channel is formed in the valve body, a filter hole is formed in the valve body, and the medium channel is communicated with the filter hole;
the magnetic filter element is characterized by comprising a cylinder and at least two magnetic pieces, wherein the cylinder is arranged in the filter hole, a matching groove is formed in the side wall of the cylinder, and the matching groove is communicated with the inside of the cylinder; at least two magnetic parts are sequentially arranged in the cylinder body, part of each magnetic part is exposed out of the matching groove, and two adjacent magnetic parts repel each other.
2. The magnetic filter of claim 1, further comprising a gasket disposed in the cartridge body and located between two adjacent magnetic members, wherein each of the magnetic members abuts against the gasket.
3. A magnetic filter as claimed in claim 2, in which the gasket is a non-metallic gasket which is magnetically non-conductive.
4. A magnetic filter as claimed in claim 2, in which the spacer is a magnetically permeable spacer.
5. A magnetic filter as claimed in claim 1, in which the magnetic member is of solid construction.
6. The magnetic filter of claim 1, wherein the magnetic filter element further comprises a cover, the cover and the cylinder are connected to fix the magnetic element in the cylinder.
7. A magnetic filter as claimed in claim 6, in which the lid is threadably connected to the cartridge.
8. A magnetic filter as claimed in claim 6, in which the filter aperture is provided in the side wall of the valve body, a filter screen is provided in the end of the filter aperture adjacent the media passage, and the end of the filter aperture remote from the media passage is sealed by a filter cap.
9. The magnetic filter of claim 8, wherein the filter cover has a connection hole, one end of the cover body is connected to the cylinder, and the other end of the cover body is installed in the connection hole, so as to install the magnetic filter element.
10. A magnetic filter as claimed in claim 1, in which the cartridge is a non-magnetic metal cartridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087128.2U CN209866317U (en) | 2018-12-12 | 2018-12-12 | Magnetic filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087128.2U CN209866317U (en) | 2018-12-12 | 2018-12-12 | Magnetic filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209866317U true CN209866317U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822087128.2U Active CN209866317U (en) | 2018-12-12 | 2018-12-12 | Magnetic filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209866317U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847934A (en) * | 2018-12-12 | 2019-06-07 | 浙江盾安智控科技股份有限公司 | Magnetic filter and its Magnetic filtration device core assemble method |
| CN113102100A (en) * | 2021-04-12 | 2021-07-13 | 台州半城暖通科技有限公司 | Direct-current easily-maintained magnetic remover |
-
2018
- 2018-12-12 CN CN201822087128.2U patent/CN209866317U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847934A (en) * | 2018-12-12 | 2019-06-07 | 浙江盾安智控科技股份有限公司 | Magnetic filter and its Magnetic filtration device core assemble method |
| CN113102100A (en) * | 2021-04-12 | 2021-07-13 | 台州半城暖通科技有限公司 | Direct-current easily-maintained magnetic remover |
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Address after: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Patentee after: Zhejiang deai Intelligent Control Technology Co., Ltd Address before: 689 Jiefang Road, Diankou Industrial Zone, Zhuji County, Shaoxing City, Zhejiang Province Patentee before: ZHEJIANG DUNAN VALVE Co.,Ltd. |