CN102029224A - Magnetic system structure for cylindrical permanent magnetic separator - Google Patents

Magnetic system structure for cylindrical permanent magnetic separator Download PDF

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Publication number
CN102029224A
CN102029224A CN200910307763XA CN200910307763A CN102029224A CN 102029224 A CN102029224 A CN 102029224A CN 200910307763X A CN200910307763X A CN 200910307763XA CN 200910307763 A CN200910307763 A CN 200910307763A CN 102029224 A CN102029224 A CN 102029224A
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China
Prior art keywords
magnetic
magnetic patch
patch
circular
main
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CN200910307763XA
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Chinese (zh)
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CN102029224B (en
Inventor
朱明晋
韦春生
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YUANJIAN MAGNETIC APPARATUS MANUFACTURE CO Ltd LIUZHOU
GUANGXI YUANJIAN MINERAL PROCESSING TECHNOLOGY RESEARCH INSTITUTE
Original Assignee
YUANJIAN MAGNETIC APPARATUS MANUFACTURE CO Ltd LIUZHOU
GUANGXI YUANJIAN MINERAL PROCESSING TECHNOLOGY RESEARCH INSTITUTE
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Application filed by YUANJIAN MAGNETIC APPARATUS MANUFACTURE CO Ltd LIUZHOU, GUANGXI YUANJIAN MINERAL PROCESSING TECHNOLOGY RESEARCH INSTITUTE filed Critical YUANJIAN MAGNETIC APPARATUS MANUFACTURE CO Ltd LIUZHOU
Priority to CN 200910307763 priority Critical patent/CN102029224B/en
Publication of CN102029224A publication Critical patent/CN102029224A/en
Application granted granted Critical
Publication of CN102029224B publication Critical patent/CN102029224B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a magnetic system structure for a cylindrical permanent magnetic separator, which is an arc-shaped magnet combined by a plurality of primary magnetic blocks, a plurality of secondary magnetic blocks, and an plurality of auxiliary magnetic block which are in homopolar arrangement, wherein the primary magnetic blocks and the secondary magnetic blocks are arranged alternately along the axial direction of the arc-shaped magnet, the polarities of magnetic poles alternate along the axial direction of the arc-shaped magnet, the primary magnetic blocks and the auxiliary magnetic blocks are arranged alternately along the circumferential direction of the arc-shaped magnet, the polarities of magnetic poles alternate along the circumferential direction of the arc-shaped magnet, all the magnetic blocks are paired in a closely magnetic gathering way, magnetic conductive matters are stuffed among the magnetic blocks, and the primary magnetic blocks, the secondary magnetic blocks and auxiliary magnetic blocks all together form the high-field strength magnetic system structure which has a magnetic loop and, moreover, the polarities of the magnetic poles of the formed magnetic system structure alternate along circumferential and axial directions. The magnetic system structure has high magnetic field strength which is not less than 1.4T on a wider magnetic pole face (8mm); in addition, the magnetic system structure has wide strong magnetic action face, large gradient, good absorption to large granular minerals and very obvious separation effect on minerals with weak and medium magnetism.

Description

The magnetic architecture of cartridge type permanent magnetic separator
[technical field]
The present invention relates to a kind of member of metalliferous mineral magnetic plant, particularly a kind of magnetic architecture of cartridge type permanent magnetic separator.
[background technology]
The magnetic cylinder surface electric field intensity that present domestic permanent-magnet chamber type selects machine is the highest under extremely wide situation less than 6mm can only to reach 0.9T, and sorting of thin ore deposit of weak magnetic and middle magnetic lump ore all do not reached ideal effect.Wet-type permanent magnet drum type magnetic separator field particularly, owing to be subjected to the restriction of magnetic cylinder surface electric field intensity, limited the range of application of cylinder machine greatly, the wide pole-face high field intensity of market in urgent need magnetic cylinder occurs, thereby a kind of novel magnetic architecture of cartridge type permanent magnetic separator that is applicable to becomes the technical barrier that current urgent need solves.
[summary of the invention]
The technical problem to be solved in the present invention is: a kind of magnetic field intensity height, strong magnetic action face width are provided, and the magnetic architecture of a kind of cartridge type permanent magnetic separator that magnetic gradient is big is to overcome the deficiency that above-mentioned prior art exists.
Address the above problem technical scheme be: a kind of magnetic architecture of cartridge type permanent magnetic separator, be by polylith master magnetic patch, the circular-arc magnet that secondary magnetic patch becomes with auxiliary magnetic patch three homopolarity permutation and combination, described main magnetic patch and secondary magnetic patch are alternately arranged along the axial direction of circular-arc magnet, pole polarity is along the axial direction alternation of circular arc, described main magnetic patch and auxiliary magnetic patch are alternately arranged along the circumferencial direction of circular-arc magnet, its pole polarity is along the circumferencial direction alternation of circular arc, adopt closely poly-magnetic pairing between each magnetic patch, middle with non-magnetic conduction substance filling, main magnetic patch, secondary magnetic patch and auxiliary magnetic patch form its pole polarity jointly along the high field intensity of circumference and axial direction alternation and the magnetic architecture of magnetic loop is arranged.
Its further technical scheme is: described main magnetic patch has m * n piece, secondary magnetic patch has the piece of m * (n+1), auxiliary magnetic patch has (m+1) * n piece, main magnetic patch and the secondary magnetic patch alternately arranged along the axial direction of circular-arc magnet are combined into a kind of by the tight magnetic architecture body I that constitutes that arranges of secondary magnetic patch master magnetic patch-secondary magnetic patch, in the circular-arc magnet with this magnetic architecture body I formation, pole orientation at the axial direction two piece main magnetic patch Bs adjacent with circumferencial direction all is opposite mutually, pole orientation at the axial direction secondary magnetic patch A adjacent with circumferencial direction also is opposite mutually, and auxiliary magnetic patch is installed between the two row magnetic architecture body I, the place, two ends of the main magnetic patch of secondary magnetic patch-main magnetic patch-secondary magnetic patch assembly; The main magnetic patch B of 1 magnetic architecture body I with certain row is the center, adds that the two piece auxiliary magnetic patch Cs adjacent with main magnetic patch B constitute along the magnetic architecture body II that axially is combined to form for the auxiliary magnetic patch C of auxiliary magnetic patch C-master magnetic patch B-for the secondary magnetic patch A combination of secondary magnetic patch A-master magnetic patch B-, along the circumferencial direction of circular-arc magnet of circular-arc magnet and to form magnetic be the loop; Above main magnetic patch B, produce the strong E in highfield; Non-magnetic conduction substance is filled in the position, space in the magnetic system, and the span of m, n is: the integer of the integer of 2≤m≤100,2≤n≤500.
Described main magnetic patch is the identical square magnet steel of size shape, and described secondary magnetic patch is and the square magnet steel that size shape is identical, thickness is different of main magnetic patch that the inside and outside installed surface of main magnetic patch and secondary magnetic patch has circular arc R; Auxiliary magnetic patch is the identical triangle magnet steel of size shape, and its outer installed surface has circular arc; Described secondary magnetic patch A is identical with the magnetizing direction of auxiliary magnetic patch C, all along the circumferencial direction of circular-arc magnet; The magnetizing direction of described main magnetic patch B is along the radial direction of circular-arc magnet.
The magnetic architecture of the present invention's cartridge type permanent magnetic separator has following beneficial effect:
1, magnetic field intensity height, strong magnetic action face width, magnetic gradient is big, and the bulky grain mineral are had fine absorption affinity:
The present invention adopts high trade mark rare-earth Nd-Fe-B permanent magnetic material to make main magnetic patch B, secondary magnetic patch A and auxiliary magnetic patch C, and carry out different directions magnetize (referring to accompanying drawing 6~8), three kinds of magnetic patch homopolarity permutation and combination become a circular-arc magnet, main magnetic patch B and secondary magnetic patch A replace permutation and combination along the axial direction of circular-arc magnet and become a kind of and closely arrange the magnetic architecture body I that constitutes by secondary magnetic patch-main magnetic patch-secondary magnetic patch, pole polarity is along the axis direction alternation of circumference, main magnetic patch and auxiliary magnetic patch are alternately arranged along the circumferencial direction of circular-arc magnet, its pole polarity is along the circumferencial direction alternation of circular arc, main magnetic patch, secondary magnetic patch and auxiliary magnetic patch form its pole polarity jointly along the high field intensity of circumference and axial direction alternation and the magnetic architecture of magnetic loop is arranged, utilize the principle of magnetic pole homopolar-repulsion, by main magnetic patch B, secondary magnetic patch A and three kinds of magnetic patch of auxiliary magnetic patch C are combined into a kind of Magnetic architecture body II, above magnetic patch B
Produce the strong E in highfield, when using 50M type magnetic material magnetic field intensity can reach 1.3~1.4T, tube face magnetic field intensity can reach 1.0~1.1T, main magnetic patch B surface area account for whole circular-arc magnet surface area 10~20%, thereby magnetic field intensity height, strong magnetic action face width grab greatly the higher field intensity of on the magnetic pole strength of broad (8mm) acquisition (〉=1.4T), the bulky grain mineral there is fine absorption affinity, fairly obvious separating effect is also arranged so magnetic is centering weakly magnetic mineral material.
2, easy to use, adaptability is strong: the magnetic architecture of the present invention's cartridge type permanent magnetic separator adopts m * n piece master magnetic patch, m * (n+1) the secondary magnetic patch of piece, the auxiliary magnetic patch of (m+1) * n piece are combined into a circular-arc magnet, can be as required, select different m and the numerical value of n arbitrarily, form arc angle difference and any one different circular-arc magnet of length, to satisfy the needs of different cartridge type permanent magnetic separators.
Be described further below in conjunction with the technical characterictic of drawings and Examples the magnetic architecture of the present invention's cartridge type permanent magnetic separator.
[description of drawings]
Fig. 1~Fig. 5: the magnetic architecture schematic diagram of the present invention's cartridge type permanent magnetic separator:
Fig. 1: the axial cutaway view of circular-arc magnet (P-P of Fig. 3 analyses and observe),
Fig. 2: (part) figure is analysed and observe in overlooking of circular-arc magnet,
Fig. 3: the radial cross-section of circular-arc magnet,
The M portion partial enlarged drawing of Fig. 4: Fig. 1,
The N portion partial enlarged drawing of Fig. 5: Fig. 2;
Fig. 6: the combining form schematic diagram of magnetic architecture body I;
Fig. 7: the combining form schematic diagram of magnetic architecture body II;
Fig. 8~Figure 10: the shape of secondary magnetic patch, main magnetic patch and auxiliary magnetic patch and magnetic pole magnetizing direction schematic diagram:
Fig. 8: the shape of secondary magnetic patch and pole orientation,
Fig. 9: the shape of main magnetic patch and pole orientation,
Figure 10: the shape and the pole orientation of auxiliary magnetic patch.
Among the figure: the secondary magnetic patch of A-, B-master's magnetic patch, C-assists magnetic patch, the non-magnetic conduction substance of D-.
[specific embodiment]
A kind of cartridge type permanent magnetic separator magnetic system structure, by the secondary magnetic patch A of polylith, main magnetic patch B and auxiliary magnetic patch C are combined into a circular-arc magnet (referring to Fig. 3), described main magnetic patch B and secondary magnetic patch A alternately arrange along the axial direction of circular-arc magnet, be combined into a kind of by the tight magnetic architecture body I that constitutes that arranges of the secondary magnetic patch A of secondary magnetic patch A-master magnetic patch B-, in the circular-arc magnet with this magnetic architecture body I formation, pole orientation at the axial direction two piece main magnetic patch Bs adjacent with circumferencial direction all is opposite mutually, pole orientation at the axial direction secondary magnetic patch A adjacent with circumferencial direction also is opposite mutually (referring to Fig. 1, Fig. 4, Fig. 6), auxiliary magnetic patch C is installed between the two row magnetic architecture body I, the place, two ends of the main magnetic patch B of the secondary magnetic patch A of secondary magnetic patch A-master magnetic patch B-assembly is (referring to Fig. 1, Fig. 3, Fig. 5);
Main magnetic patch B with certain 1 magnetic architecture body I that goes is the center, adds that it is that the secondary magnetic patch A of secondary magnetic patch A-master magnetic patch B-makes up, assists magnetic patch C to be combined to form along the circumferencial direction of circular-arc magnet for assisting magnetic patch C-master magnetic patch B-that the two piece auxiliary magnetic patch Cs adjacent with main magnetic patch B constitute along the axial of circular-arc magnet Magnetic architecture body II and to form magnetic be the loop; Above main magnetic patch B, produce
Give birth to the strong E in highfield (referring to Fig. 1, Fig. 7), polylith master magnetic patch B, secondary magnetic patch A and auxiliary magnetic patch C form its pole polarity jointly along the high field intensity of circumference and axial direction alternation and the magnetic architecture of magnetic loop is arranged.
Described secondary magnetic patch A is the identical square magnet steel of size shape (referring to Fig. 1, Fig. 8), described main magnetic patch B is and the square magnet steel that size shape is identical, thickness is different (referring to Fig. 1, Fig. 9) of secondary magnetic patch A that the inside and outside installed surface of secondary magnetic patch A and main magnetic patch B has circular arc R (referring to Fig. 3, Fig. 8, Fig. 9); Auxiliary magnetic patch C is the identical triangle magnet steel of size shape, and its outer installed surface has circular arc R (referring to Fig. 3, Figure 10), and described secondary magnetic patch A is identical with the magnetizing direction of auxiliary magnetic patch C, all along the circumferencial direction of circular-arc magnet; The magnetizing direction of described main magnetic patch B is along the radial direction (referring to Fig. 8, Fig. 9, Figure 10) of circular-arc magnet.
In the present embodiment, the secondary magnetic patch A that forms the present invention's cartridge type permanent magnetic separator magnetic system structure have 10 * 14, main magnetic patch B have 10 * 13, auxiliary magnetic patch C have 9 * 13, all adopt rare-earth Nd-Fe-B permanent magnetic material to make.
A kind of conversion as the embodiment of the invention, the piece number of described main magnetic patch B, secondary magnetic patch A, auxiliary magnetic patch C also can be decided as required, general main magnetic patch has m * n piece, secondary magnetic patch to have the piece of m * (n+1), auxiliary magnetic patch that (m+1) * n piece is arranged, the magnetic architecture body I that forms has m * n, and magnetic architecture body II has m * n.
Above-mentioned m is the line number that main magnetic patch B along the circumferential direction arranges, n is the piece number that main magnetic patch B arranges vertically, the span of m is decided according to the arc angle of circular-arc magnet and the width of magnetic patch, the span of n is according to the thickness (that is: the tube length of cartridge type permanent magnetic separator is decided) according to circular-arc magnet, generally, the span of m, n is: 2≤m≤100,2≤n≤500.

Claims (5)

1. the magnetic architecture of a cartridge type permanent magnetic separator, it is characterized in that: this magnetic architecture is by a plurality of main magnetic patch, the circular-arc magnet that secondary magnetic patch becomes with auxiliary magnetic patch three homopolarity permutation and combination, described main magnetic patch and secondary magnetic patch are alternately arranged along the axial direction of circular-arc magnet, pole polarity is along the axial direction alternation of circular arc, described main magnetic patch and auxiliary magnetic patch are alternately arranged along the circumferencial direction of circular-arc magnet, its pole polarity is along the circumferencial direction alternation of circular arc, adopt closely poly-magnetic pairing between each magnetic patch, middle with non-magnetic conduction substance filling, main magnetic patch, secondary magnetic patch and auxiliary magnetic patch form its pole polarity jointly along the high field intensity of circumference and axial direction alternation and the magnetic architecture of magnetic loop is arranged.
2. the magnetic architecture of cartridge type permanent magnetic separator according to claim 1, it is characterized in that: described main magnetic patch has m * n piece, secondary magnetic patch has the piece of m * (n+1), auxiliary magnetic patch has (m+1) * n piece, main magnetic patch and the secondary magnetic patch alternately arranged along the axial direction of circular-arc magnet are combined into a kind of by the tight magnetic architecture body I that constitutes that arranges of secondary magnetic patch-main magnetic patch-secondary magnetic patch, in the circular-arc magnet with this magnetic architecture body I formation, pole orientation at the axial direction two piece main magnetic patch adjacent with circumferencial direction all is opposite mutually, pole orientation at the axial direction secondary magnetic patch adjacent with circumferencial direction also is opposite mutually, auxiliary magnetic patch is installed in the middle place of secondary magnetic patch-main magnetic patch-secondary magnetic patch assembly of two row magnetic architecture body I, main magnetic patch with certain 1 magnetic architecture body I that goes is the center, adds that the two piece auxiliary magnetic patch adjacent with main magnetic patch constitute axially making up for secondary magnetic patch-main magnetic patch-secondary magnetic patch along circular-arc magnet, circumferencial direction along circular-arc magnet is the loop for assisting the magnetic architecture body II that magnetic patch-main magnetic patch-auxiliary magnetic patch is combined to form and forming magnetic; Above main magnetic patch, produce the strong E in highfield; Non-magnetic conduction substance is filled in the position, space in the magnetic system, and the span of m, n is: the integer of the integer of 2≤m≤100,2≤n≤500.
3. the magnetic architecture of cartridge type permanent magnetic separator according to claim 1 and 2, it is characterized in that: described main magnetic patch is the identical square magnet steel of size shape, described secondary magnetic patch is and the square magnet steel that size shape is identical, thickness is different of main magnetic patch that the inside and outside installed surface of main magnetic patch and secondary magnetic patch has circular arc R; Auxiliary magnetic patch is that the identical triangle magnet steel of size shape, its outer installed surface have circular arc, and described secondary magnetic patch A is identical with the magnetizing direction of auxiliary magnetic patch C, all along the circumferencial direction of circular-arc magnet; The magnetizing direction of described main magnetic patch B is along the radial direction of circular-arc magnet.
4. the magnetic architecture of cartridge type permanent magnetic separator according to claim 3 is characterized in that: described main magnetic patch, secondary magnetic patch, auxiliary magnetic patch adopt rare-earth Nd-Fe-B permanent magnetic material to make.
5. the magnetic architecture of cartridge type permanent magnetic separator according to claim 3 is characterized in that: described main magnetic patch surface area account for the combination of whole circular-arc magnet magnetic surface area 10~20%.
CN 200910307763 2009-09-25 2009-09-25 Magnetic system structure for cylindrical permanent magnetic separator Expired - Fee Related CN102029224B (en)

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Application Number Priority Date Filing Date Title
CN 200910307763 CN102029224B (en) 2009-09-25 2009-09-25 Magnetic system structure for cylindrical permanent magnetic separator

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Application Number Priority Date Filing Date Title
CN 200910307763 CN102029224B (en) 2009-09-25 2009-09-25 Magnetic system structure for cylindrical permanent magnetic separator

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CN102029224A true CN102029224A (en) 2011-04-27
CN102029224B CN102029224B (en) 2013-02-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001618A (en) * 2014-05-29 2014-08-27 中国地质科学院郑州矿产综合利用研究所 Permanent magnet high-field intensity magnetic system
CN106111318A (en) * 2016-07-05 2016-11-16 河南理工大学 A kind of strongly magnetic mineral classification fluidization low intensity magnetic separation device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2166890Y (en) * 1993-05-21 1994-06-01 李金柱 Vertical machine for removing iron from fine powder material
CN1281753A (en) * 1999-07-27 2001-01-31 冶金工业部长沙矿冶研究院 Magnet body of cylindrical permanent-magnet magnetic separator
MY126790A (en) * 1999-09-16 2006-10-31 Neomax Co Ltd Method and apparatus for grinding magnetic member and method and apparatus for treating waste fluid
CN201579111U (en) * 2009-09-25 2010-09-15 广西远健选矿工程技术研究院 Magnetic system structure of drum type permanent magnet magnetic separator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104001618A (en) * 2014-05-29 2014-08-27 中国地质科学院郑州矿产综合利用研究所 Permanent magnet high-field intensity magnetic system
CN106111318A (en) * 2016-07-05 2016-11-16 河南理工大学 A kind of strongly magnetic mineral classification fluidization low intensity magnetic separation device

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Granted publication date: 20130213

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