CN101931295A - Cylinder-shaped permanent magnet tile-shaped shielding device - Google Patents
Cylinder-shaped permanent magnet tile-shaped shielding device Download PDFInfo
- Publication number
- CN101931295A CN101931295A CN2009100870263A CN200910087026A CN101931295A CN 101931295 A CN101931295 A CN 101931295A CN 2009100870263 A CN2009100870263 A CN 2009100870263A CN 200910087026 A CN200910087026 A CN 200910087026A CN 101931295 A CN101931295 A CN 101931295A
- Authority
- CN
- China
- Prior art keywords
- shape
- cylinder
- watt
- permanent magnet
- shaped
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention relates to a cylinder-shaped permanent magnet tile-shaped shielding device which is provided with a stander that is provided with a central fixed shaft; the central fixed shaft is fixed with a magnet bracket; a cylinder-shaped permanent magnet is sheathed on the central fixed shaft by the magnet bracket; the cylinder-shaped permanent magnet comprises an outer cylindrical surface magnetic pole and an inner cylindrical surface magnetic pole, wherein the outer cylindrical surface magnetic pole is provided with a tile-shaped shielding sleeve body, and the inner cylindrical surface magnetic pole is provided with a tile-shaped shielding core body; the tile-shaped shielding sleeve body is connected with the tile-shaped shielding core body in a magnetic conductive way; the tile-shaped shielding sleeve body and the tile-shaped shielding core body are rotatablely installed with the central fixed shaft by a rotary connecting piece; the tile-shaped shielding core body comprises two pieces of tile-shaped magnetic conductive plates which are arranged in an axial symmetrical way; and the tile-shaped shielding core body two pieces of tile-shaped magnetic conductive plates that are arranged in an axial symmetrical way.
Description
Technical field
The present invention relates to a kind of cylinder-shaped permanent magnet tile-shaped shielding device, the present invention includes a cylinder-shaped permanent magnet, a watt shape shielding body is set on its outer cylinder magnetic pole, a watt shape shielding core body is set on its inner cylinder magnetic pole.
Background technology
Chinese patent 01139883.3 discloses a kind of permanent-magnet induced generating apparatus, power coil and permanent magnet are arranged, described permanent magnet is the disc type permanent magnet that a level is installed, this permanent magnet is fixed by a center stand column and base, the outer mask of this permanent magnet is adorned a rotary magnetic radome, this magnetic shielding cover is installed by bearing and center stand column, this magnetic shielding cover is provided with a plurality of magnetic energy and discharges window, driven pulley is equipped with in this magnetic shielding cover bottom, described base is provided with a drive motors, on this drive motors drags pulley is housed, this drags pulley and driven pulley belt transmission, described power coil are installed in permanent magnet one side.The inapplicable cylinder-shaped permanent magnet of the shielding construction of this patent.Therefore, need provide a kind of cylinder-shaped permanent magnet tile-shaped shielding device.
Summary of the invention
The object of the present invention is to provide a kind of cylinder-shaped permanent magnet tile-shaped shielding device, the present invention includes a cylinder-shaped permanent magnet, a watt of shape shielding body is set on the outer cylinder magnetic pole of described cylinder-shaped permanent magnet, a watt of shape shielding core body is set on the inner cylinder magnetic pole of described cylinder-shaped permanent magnet, and watt shape shielding body is connected with a watt shape shielding core body magnetic conduction; Utilization of the present invention watt shape shields the continuous rotation of body and watt shape shielding core body and the magnetic field intensity of cylinder-shaped permanent magnet is constantly changed, to the shield effectiveness height in magnetic field.
The objective of the invention is to realize: a kind of cylinder-shaped permanent magnet tile-shaped shielding device by following technical proposals, a frame is arranged, described frame is provided with a central fixed shaft, fix a magnet carriage on the described central fixed shaft, a cylinder-shaped permanent magnet is sleeved on the described central fixed shaft by described magnet carriage, described cylinder-shaped permanent magnet comprises an outer cylinder magnetic pole, an inner cylinder magnetic pole, a watt of shape shielding body is set on the described outer cylinder magnetic pole, a watt of shape shielding core body is set on the described inner cylinder magnetic pole, described watt of shape shielding body is connected with described watt of shape shielding core body magnetic conduction, and described watt of shape shielding body and described watt of shape shielding core body rotate by rotating connector and described central fixed shaft to be installed; Described watt of shape shielding body comprises two slices watts of shape magnetic conductive boards that are provided with axisymmetricly, and described watt of shape shielding core body comprises two slices watts of shape magnetic conductive boards that are provided with axisymmetricly.
Compared with the prior art the present invention has following advantage:
1, of the present invention watt of shape shielding body and watt shape shielding core body and cylinder-shaped permanent magnet concentric are equidistantly installed, stressed even, be not subjected to the interference in magnetic field when rotatablely moving, only need the less power of input, just can realize rotating, thereby the zones of different that is implemented in cylinder-shaped permanent magnet changes the effect of its magnetic field intensity around cylinder-shaped permanent magnet.
2, on of the present invention watt of shape shielding body electromagnetic generator is set, the magnetic field that this electromagnetic generator generates can make watt shape magnetic conductive board realize the moment magnetic saturation, and the association magnetic field that can reduce power coil reduces input power to watt gravitation of shape magnetic conductive board.
3, an of the present invention watt of shape shielding body or a watt shape shielding core body adopt a slice silicon steel sheet material to be wound into blank, use the production of cutting forming technology, because this moulding process does not cut off the distinctive bacillar structure of metal material in the process of processing, the continuity that has kept this tissue, therefore, have excellent magnetic property, shield effectiveness is good.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is a perspective view of the present invention
Fig. 2 is the structural representation of the embodiment of the invention one
Fig. 3 is a cylinder-shaped permanent magnet schematic diagram of the present invention
Fig. 4 is an of the present invention watt of shape shielding body schematic diagram
Fig. 5 is an of the present invention watt of shape magnetic conductive board sectional drawing
Fig. 6 is a rotating connector schematic diagram of the present invention
Fig. 7 is induction generating set schematic diagram of the present invention (Fig. 1 its right end face view)
Fig. 8 is an induction generating set decomposing schematic representation of the present invention
Embodiment
Embodiment one:
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, cylinder-shaped permanent magnet tile-shaped shielding device of the present invention, a frame 1 is arranged, described frame is provided with a central fixed shaft 2, fix a magnet carriage 3 on the described central fixed shaft, a cylinder-shaped permanent magnet 4 is sleeved on the described central fixed shaft by described magnet carriage, described cylinder-shaped permanent magnet comprises an outer cylinder magnetic pole 41, an inner cylinder magnetic pole 42, a watt of shape shielding body 5 is set on the described outer cylinder magnetic pole, a watt of shape shielding core body 6 is set on the described inner cylinder magnetic pole, described watt of shape shielding body is connected with described watt of shape shielding core body magnetic conduction, and described watt of shape shielding body and described watt of shape shielding core body rotate with described central fixed shaft by rotating connector 7 to be installed; Described watt of shape shielding body comprises the two slices watts of shape magnetic conductive boards 51,52 that are provided with axisymmetricly, and described watt of shape shielding core body comprises two slices watts of shape magnetic conductive boards 61 that are provided with axisymmetricly.Referring to Fig. 4, described watt of shape shielding body is connected by arc magnetic conduction end plate 72 magnetic conductions with described watt of shape shielding core body, also can connect by annular end plate magnetic conduction, perhaps connects by the alternate manner magnetic conduction.In the present embodiment, central fixed shaft is to be made by non-magnet_conductible material (for example aluminium alloy, stainless steel, copper alloy), and the supporting plate 11,12 on central fixed shaft and frame both sides is fixing, and fixed form is conventional technological means, is not described in detail.
Referring to Fig. 3, in the present embodiment, cylinder-shaped permanent magnet adopts neodymium iron boron material, is the permanent magnet of a drum, comprises outer cylinder magnetic pole 41, inner cylinder magnetic pole 42, two annular end faces 43; Permanent magnet adopts along cylinder direction (or claiming radially) technology that magnetizes and makes, and the outer cylinder magnetic pole of described permanent magnet is that the N utmost point, inner cylinder magnetic pole are the S utmost point, perhaps is provided with on the contrary.Referring to Fig. 2, the magnet carriage adopts non-magnet_conductible material to make, a magnetic conduction ring stand 31 is installed on the magnet carriage, and described cylinder-shaped permanent magnet is fixed by alignment pin and bonding agent and magnetic conduction ring stand, and cylinder-shaped permanent magnet is sleeved on the described central fixed shaft by described magnet carriage.
Referring to Fig. 5, in the present embodiment, watt shape magnetic conductive board in described watt of shape shielding body is a shell structure, be the arc plate shape, the radius of curvature of watt shape magnetic conductive board is greater than the radius of curvature of the outer cylinder magnetic pole of cylinder-shaped permanent magnet, the central angle a of watt shape magnetic conductive board (horizontal stroke) section arc length correspondence can choose in 60 ° of-90 ° of scopes, and the value of present embodiment the best is 90 °; Watt shape magnetic conductive board in described watt of shape shielding core body is a shell structure, be the arc plate shape, the radius of curvature of watt shape magnetic conductive board is less than the radius of curvature of the inner cylinder magnetic pole of cylinder-shaped permanent magnet, the central angle a of watt shape magnetic conductive board section arc length correspondence can choose in 60 ° of-90 ° of scopes, and the value of present embodiment the best is 90 °.Watt shape magnetic conductive board in watt shape shielding body is provided with the cylinder-shaped permanent magnet concentric, watt shape magnetic conductive board and the setting of cylinder-shaped permanent magnet concentric in watt shape shielding core body.
In the present embodiment, watt shape magnetic conductive board that watt shape magnetic conductive board in described watt of shape shielding body and watt shape shield in the core body all adopts multilayer silicon steel plate stacking structure, described multilayer silicon steel plate stacking structure is made of the silicon plate material that a silicon steel metal structure extends continuously, the thickness of described silicon steel sheet is in 0.1～1.5mm scope, the silicon steel sheet number of plies is in 4～60 layers of scope, most preferred thickness is 0.3mm, and the most preferred number of plies is 10 layers.Concrete production method is to use mould to be wound into the cylindrical shape blank of multilayer the one silicon plate material with sufficient length, use cutting forming technology cutting to become shape as shown in Figure 4 then, because this moulding process does not cut off the distinctive bacillar structure of metal material in the process of processing, therefore, has excellent magnetic property.Can also use cylindrical mold to be wound into the hollow barrel-type blank of multilayer one silicon plate material, use cutting forming technology cutting to become shape as shown in Figure 4 then with sufficient length.
In the present embodiment, the right-hand member of watt shape shielding body and watt shape shielding core body is provided with a rotating connector 7, and watt shape shielding body and watt shape shield a core body and fixedly connected with rotating connector and be integral.Referring to Fig. 6, there are a power input wheel 71 and described rotating connector to install.This power input wheel can be connected with a drive motors power by driving belt, drives watt shape shielding body and watt shape shielding core body rotation.Watt shape magnetic conductive board in watt shape shielding body remains in the 0.5-1 millimeter scope with the distance of outer cylinder magnetic pole, and watt shape shields watt shape magnetic conductive board in the core body and the distance of inner cylinder magnetic pole remains in the 0.5-1 millimeter scope.
Referring to Fig. 4, in order to improve watt globality and the rigidity of shape shielding body, described watt of shape housing end of body is provided with one and supports outer shroud 53, and described watt of shape magnetic conductive board and this support outer shroud are fixed; In order to improve watt globality and the rigidity of shape shielding core body, described watt of shape shielding core body end is provided with ring 63 in the support, and ring is fixing in described watt of shape magnetic conductive board and this support.
Referring to Fig. 2, Fig. 7, Fig. 8, (what Fig. 7 showed is to remove the situation that watt shape shielding body and watt shape shield core body, Fig. 8 only shows the position relation of induction generating set), present embodiment discloses the situation that applies the present invention to Blast Furnace Top Gas Recovery Turbine Unit (TRT), in the present embodiment, a plurality of induction generating sets 8 (present embodiment is provided with 4 induction generating sets) are set on the lower supporter plate 13 of described frame, and this induction generating set is arranged on the cylinder-shaped permanent magnet outside.This Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises induction coil, magnetic conduction iron core, electric energy output circuit, and this Blast Furnace Top Gas Recovery Turbine Unit (TRT) belongs to the prior art category, is not described in detail.Be a watt shape shielding body between induction generating set and the cylinder-shaped permanent magnet outer cylinder magnetic pole, when a watt shape shielding body rotates continuously with certain rotating speed, the magnetic field intensity around the induction coil will change continuously, and induction coil will be responded to generating.
In the present embodiment, a plurality of induction generating sets 9 (present embodiment is provided with 4 induction generating sets) are set on the described central fixed shaft, this induction generating set is arranged on cylinder-shaped permanent magnet inside.This Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises induction coil, magnetic conduction iron core, electric energy output circuit.Be a watt shape shielding core body between the inner cylinder magnetic pole of induction generating set and cylinder-shaped permanent magnet, when a watt shape shielding core body rotates continuously with certain rotating speed, the magnetic field intensity around the induction coil will change continuously, and induction coil will be responded to generating.
Referring to Fig. 2, Fig. 4, in order to reduce the rotational resistance of watt shape shielding body and watt shape shielding core body, present embodiment is provided with electromagnetic generator 10 on described arc magnetic conduction end plate.Watt shape shielding body in the present embodiment and watt shape shielding core body can change the magnetic field intensity around the induction generating set in rotation, make Blast Furnace Top Gas Recovery Turbine Unit (TRT) produce induced current, simultaneously, the induction power coil also certainly leads to an association magnetic field suction watt shape magnetic conductive board, increases resistance for the rotation of watt shape shielding body and watt shape shielding core body.In order to reduce association magnetic field that the induction power coil produces to watt gravitation of shape magnetic conductive board, a pulse current is provided to this moment the solenoid in the electromagnetic generator, make on the described watt of shape magnetic conductive board produce one with the opposite magnetic field, association magnetic field of responding to power coil, make a watt shape magnetic conductive board reach the moment magnetic saturation, the gravitation of association magnetic field to shield is slackened.Help rotatablely moving of watt shape shielding body and watt shape shielding core body.Electromagnetic generator that present embodiment adopts comprises pulse current generating circuit, solenoid, and when pulse current generating circuit during to solenoid input pulse electric current, solenoid just produces a magnetic field.Pulse current generating circuit, solenoid, control circuit, required power supply slip ring, the power supply terminal of electromagnetic generator can adopt disclosed content in the prior art.Written or printed documents is not described in detail.
The disclosed technical scheme of present embodiment is horizontal scheme, and central fixed shaft is by the horizontal direction setting; The present invention can also be designed to vertical scheme, and in vertical scheme, central fixed shaft is pressed the vertical direction setting, and the annexation of other part is constant.
Claims (10)
1. cylinder-shaped permanent magnet tile-shaped shielding device, a frame is arranged, it is characterized in that: described frame is provided with a central fixed shaft, fix a magnet carriage on the described central fixed shaft, a cylinder-shaped permanent magnet is sleeved on the described central fixed shaft by described magnet carriage, described cylinder-shaped permanent magnet comprises an outer cylinder magnetic pole, an inner cylinder magnetic pole, a watt of shape shielding body is set on the described outer cylinder magnetic pole, a watt of shape shielding core body is set on the described inner cylinder magnetic pole, described watt of shape shielding body is connected with described watt of shape shielding core body magnetic conduction, and described watt of shape shielding body and described watt of shape shielding core body rotate by rotating connector and described central fixed shaft to be installed; Described watt of shape shielding body comprises two slices watts of shape magnetic conductive boards that are provided with axisymmetricly, and described watt of shape shielding core body comprises two slices watts of shape magnetic conductive boards that are provided with axisymmetricly.
2. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 1 is characterized in that: the central angle of watt shape magnetic conductive board section arc length correspondence in described watt of shape shielding body is 60 °-90 °; The central angle of watt shape magnetic conductive board section arc length correspondence in described watt of shape shielding core body is 60 °-90 °.
3. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 2 is characterized in that: described watt of shape magnetic conductive board adopts multilayer silicon steel plate stacking structure.
4. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 3 is characterized in that: have a power input wheel and described rotating connector to install.
5. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 4 is characterized in that: a plurality of induction generating sets are set on the described frame, and this induction generating set is arranged on the cylinder-shaped permanent magnet outside.
6. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 5 is characterized in that: a plurality of induction generating sets are set on the described central fixed shaft, and this induction generating set is arranged on the inner cylinder of cylinder-shaped permanent magnet with inner region.
7. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 6 is characterized in that: described watt of shape shielding body is connected by an arc magnetic conduction end plate magnetic conduction with described watt of shape shielding core body.
8. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 7 is characterized in that: on the described arc magnetic conduction end plate electromagnetic generator is set.
9. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 8 is characterized in that: described watt of shape housing end of body is provided with one and supports outer shroud, and described watt of shape magnetic conductive board and this support outer shroud are fixed; Described watt of shape shielding core body end is provided with ring in the support, and ring is fixing in described watt of shape magnetic conductive board and this support.
10. cylinder-shaped permanent magnet tile-shaped shielding device according to claim 1 is characterized in that: described watt of shape housing end of body is provided with one and supports outer shroud, and described watt of shape magnetic conductive board and this support outer shroud are fixed; Described watt of shape shielding core body end is provided with ring in the support, and ring is fixing in described watt of shape magnetic conductive board and this support.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100870263A CN101931295A (en) | 2009-06-22 | 2009-06-22 | Cylinder-shaped permanent magnet tile-shaped shielding device |
| PCT/CN2010/074040 WO2010145558A1 (en) | 2009-06-19 | 2010-06-18 | Permanent magnet shield device and application system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100870263A CN101931295A (en) | 2009-06-22 | 2009-06-22 | Cylinder-shaped permanent magnet tile-shaped shielding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101931295A true CN101931295A (en) | 2010-12-29 |
Family
ID=43370290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100870263A Pending CN101931295A (en) | 2009-06-19 | 2009-06-22 | Cylinder-shaped permanent magnet tile-shaped shielding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101931295A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112672627A (en) * | 2020-12-22 | 2021-04-16 | 安徽省锐凌计量器制造有限公司 | Magnetic field shield convenient to disassemble and assemble and assembling method thereof |
| CN112867376A (en) * | 2019-11-27 | 2021-05-28 | 丰田自动车株式会社 | Magnetic field shielding structure |
-
2009
- 2009-06-22 CN CN2009100870263A patent/CN101931295A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112867376A (en) * | 2019-11-27 | 2021-05-28 | 丰田自动车株式会社 | Magnetic field shielding structure |
| CN112867376B (en) * | 2019-11-27 | 2024-04-02 | 丰田自动车株式会社 | Magnetic field shielding structure |
| CN112672627A (en) * | 2020-12-22 | 2021-04-16 | 安徽省锐凌计量器制造有限公司 | Magnetic field shield convenient to disassemble and assemble and assembling method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1842954A (en) | Radial airgap, transverse flux motor | |
| CN103369752A (en) | Permanent magnet eddy heating device | |
| CN101931295A (en) | Cylinder-shaped permanent magnet tile-shaped shielding device | |
| CN101895181A (en) | Disc permanent magnet thin shell type shielding device | |
| CN208147457U (en) | Profile cut-off machine is used in a kind of civic building construction | |
| CN103347320A (en) | Column type permanent magnet vortex heating device | |
| CN101938202A (en) | Rotary shielding device for tubular permanent magnet | |
| CN203368792U (en) | Cylindrical permanent magnetic eddy current heating device | |
| CN101931296A (en) | Tile type shielding device of cylindrical permanent magnets | |
| EP2453550A2 (en) | Stator of a fan motor | |
| CN101924444A (en) | Disk-shaped permanent magnet half-shell shielding device | |
| CN205024294U (en) | Aluminium liquid electromagnetic stirring device | |
| CN104348284A (en) | Magnetic shield structure for brow leakage of motor coils of molecular pump | |
| CN102025243A (en) | Power generating unit with single cylindrical permanent magnet rotating shield | |
| CN102035328A (en) | Cage type electricity generating device with two tile-shaped permanent magnets | |
| CN102025245A (en) | Double tile-shaped permanent magnet rotation generating device | |
| CN101998814A (en) | Cuboid permanent magnet reciprocating mobile magnetic conduction shielding device | |
| CN101924443A (en) | Double plate type shielding device for annular permanent magnet | |
| CN221109829U (en) | Electromagnetic mixing device | |
| CN201541188U (en) | Disk type permanent magnet wind turbine generator | |
| CN202475064U (en) | Rotor sheet structure of novel permanent magnet motor | |
| CN101656455B (en) | Magnetic control generator | |
| CN203774076U (en) | Novel inductive voltage regulator | |
| CN102025244A (en) | Double-tube type permanent magnet rotating shielding power generation device | |
| RU2008106722A (en) | SUBMERSIBLE ELECTRIC PUMP |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20101229 |