CN209055645U - A kind of magnetic element apparatus for measuring magnetic flux - Google Patents
A kind of magnetic element apparatus for measuring magnetic flux Download PDFInfo
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- CN209055645U CN209055645U CN201821672399.8U CN201821672399U CN209055645U CN 209055645 U CN209055645 U CN 209055645U CN 201821672399 U CN201821672399 U CN 201821672399U CN 209055645 U CN209055645 U CN 209055645U
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- coil
- magnetic flux
- magnetic element
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- round bar
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Abstract
The utility model relates to magnetic flux field of measuring technique, more particularly to a kind of magnetic element apparatus for measuring magnetic flux, including Helmholtz coil and fluxmeter, Helmholtz coil includes the first coil and the second coil of support base and coaxial arrangement, cylinder is vertically fixed at the top center of support base, rotary table is rotatably connected at the top of cylinder, the top of rotary table is horizontally fixed with U-type groove body along first coil axis direction, centre mount is fixed in the middle part of U-type groove body, rotation clamping is parallel to the connecting shaft of first coil axis on centre mount, the both ends of connecting shaft are coaxially fixed with oppositely oriented screw rod；The utility model can efficiently solve the apparatus for measuring magnetic flux of the prior art using pneumatic operation, and relative cost is higher, and safeguards inconvenience, be not suitable for the problem used in teaching or scientific experiment.
Description
Technical field
The utility model relates to magnetic flux field of measuring technique, and in particular to a kind of magnetic element apparatus for measuring magnetic flux.
Background technique
The device of magnetic element magnetic flux generally comprises Helmholtz coil and fluxmeter, Helmholtz coil and fluxmeter
Connection.When testing magnetic flux, fluxmeter is opened, magnetic element is first put into Helmholtz coil, then by magnetic element
It is taken out out of Helmholtz coil simultaneously far from after Helmholtz coil a distance, fluxmeter tests out the magnetic flux of the magnetic element
It measures and passes through its display screen and export.Above-mentioned apparatus is mainly that the principle of Hai Muhuoci coil is utilized, when magnetic element is far from the last of the twelve Earthly Branches
When Mu Huozi coil, the magnetic line of force that magnetic element cuts Hai Muhuoci coil generates induced current, and fluxmeter acquires induced current
The magnetic flux value output of magnetic element is obtained afterwards.
It is public in the utility model patent that the applying date is on May 23rd, 2014 such as China Patent No. CN201420266211.5
A kind of device for measuring magnetic element magnetic flux is opened, including Helmholtz coil and the magnetic flux connecting with Helmholtz coil
Meter, Helmholtz coil include support base, the first coil and the second coil for being co-axially located at the support base left and right ends,
The device further includes for by the turnover mechanism of magnetic element overturning 180 degree, one end of turnover mechanism to be provided with solid for installing
Determine the positioning table of magnetic element, positioning table is between first coil and the second coil, when test, magnetic element is packed into and is positioned
It is static after turnover mechanism driving magnetic element overturning 180 degree after fluxmeter is reset in platform, it reads fluxmeter and obtains magnetic element magnetic
Flux；Advantage be it is easy to operate, labor intensity is low, and testing efficiency is higher, test data repeatability and accuracy it is higher, and
It is not only restricted to the volume size of magnetic element.
Magnetic element to be detected is clamped by clamping cylinder in above-mentioned patent, while 180 degree is realized by rotary cylinder
Overturning, operated by pneumatically completing, it is well known that cylinder application need combine generate gas source air compressor and
Air valve is used in conjunction with；Need to match corresponding valve body control circuit when the control of outside, relative cost is higher, and safeguards inconvenience, no
It is suitble to use in teaching or scientific experiment.
Utility model content
The technical issues of solution
For disadvantages mentioned above present in the prior art, the utility model provides a kind of magnetic element magnetic flux measurement dress
It sets, the apparatus for measuring magnetic flux of the prior art can be efficiently solved using pneumatic operation, relative cost is higher, and safeguards not
Just, be not suitable for the problem used in teaching or scientific experiment.
Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of magnetic element apparatus for measuring magnetic flux, including Helmholtz coil and fluxmeter, the Helmholtz coil
First coil and the second coil including support base and coaxial arrangement are vertically fixed column at the top center of the support base
Body is rotatably connected to rotary table at the top of the cylinder, and the top of the rotary table is horizontally fixed with U-shaped along first coil axis direction
Groove body is fixed with centre mount in the middle part of the U-type groove body, and rotation clamping is parallel to first coil axis on the centre mount
Connecting shaft, the both ends of the connecting shaft are coaxially fixed with oppositely oriented screw rod, and screw thread has left clamp and right folder respectively on the screw rod
The basal sliding of body, the left clamp and right clamping body is connected in U-type groove body, and a side end face of the screw rod is fixed with runner.
Further, boss is fixed at the top of the cylinder, the bottom of the rotary table offers circular groove, the boss
Interval cooperation is in the circular groove.
Further, elastic positioning structure is provided between the boss and the inner wall of circular groove.
Further, the elastic positioning structure includes spring and round bar, and 180 ° of interval opens up on the arcwall face of boss
There is one group of blind hole, the round bar difference sliding plug is connected with spring between the round bar inner end and blind hole in the blind hole,
The outer end of round bar is spherical surface.
Further, it is spaced 180 ° on the arcwall face of the circular groove and offers one and half ball grooves, the outer end cooperation of round bar
It is connected in half ball groove.
Further, it is socketed with silica gel ring on the lateral wall of the runner, is uniformly provided with friction projection on the silica gel ring
It rises.
Beneficial effect
It is had the following beneficial effects: compared with known publicly-owned technology using technical solution provided by the utility model
1, the utility model has self-centering clamping structure by the design in the upside for the cylinder and rotary table being mutually rotatablely connected,
By co-rotational one group of oppositely oriented screw design, left clamp and right clamping body can be realized by forward and reverse rotating wheel
Between folding, facilitate the clamping for completing magnetic element and remove, while resetting is more accurate, guarantees the standard of measurement data
True property；Simultaneously by the design of elastic positioning structure, 180 ° of the accurate overturning to detecting element may be implemented, complete maximum value
Cutting, while physical feedback are easy to use personnel's operation.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is that the magnetic element of the utility model clamps schematic diagram；
Fig. 2 is the screw rod perspective view of the utility model；
Fig. 3 is the elastic construction schematic diagram of the utility model；
Label in figure respectively represents: 1- support base；2- first coil；The second coil of 3-；4- cylinder；5- rotary table；6-U type
Groove body；7- connecting shaft；8- screw rod；The left clamp of 9-；10- right clamping body；11- runner；12- spring；13- round bar；14- magnetic element；15-
Centre mount；401- boss；402- blind hole；501- circular groove；Half ball groove of 502-.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Below with reference to embodiment, the utility model will be further described.
Embodiment
A kind of 14 apparatus for measuring magnetic flux of magnetic element of the present embodiment, including Helmholtz coil and fluxmeter, Hai Mu
Hereby coil includes support base 1 and the first coil 2 being coaxially disposed and the second coil 3 suddenly, is consolidated vertically at the top center of support base 1
Surely there is cylinder 4, the top of cylinder 4 is rotatably connected to rotary table 5, and the top of rotary table 5 is horizontally fixed with along 2 axis direction of first coil
U-type groove body 6, the middle part of U-type groove body 6 are fixed with centre mount 15, and rotation clamping is parallel to 2 axis of first coil on centre mount 15
Connecting shaft 7, the both ends of connecting shaft 7 are coaxially fixed with oppositely oriented screw rod 8, and screw thread has left clamp 9 and right clamping body respectively on screw rod 8
10, the basal sliding of left clamp 9 and right clamping body 10 is connected in U-type groove body 6, and a side end face of screw rod 8 is fixed with runner 11；Turn
It is socketed with silica gel ring on the lateral wall of wheel 11, friction protrusion, the design side of silica gel ring and friction protrusion are uniformly provided on silica gel ring
Just runner 11 is manually operated.
The top of cylinder 4 is fixed with boss 401, and the bottom of rotary table 5 offers circular groove 501, and boss 401 intermittently cooperates in circle
In slot 501.
Elastic positioning structure is provided between boss 401 and the inner wall of circular groove 501；(design of elastic positioning structure is realized
180 ° of the accurate overturning to detecting element is completed maximum value and is cut, and the data variation of the pole magnetic element N or the pole S reaches most
Greatly, value physical feedback simultaneously, is easy to use personnel's operation) elastic positioning structure includes spring 12 and round bar 13, the arc of boss 401
Be spaced 180 ° on shape face and offer one group of blind hole 402, round bar 13 distinguishes sliding plug in blind hole 402,13 inner end of round bar with it is blind
Spring 12 is connected between hole 402, the outer end of round bar 13 is spherical surface；180 °, which are spaced, on the arcwall face of circular groove 501 offers one group
The outer end cooperation of half ball groove 502, round bar 13 is connected in half ball groove 502.
It is designed by co-rotational one group oppositely oriented screw rod 8, can realize left folder by forward and reverse rotating wheel 11
The self-centering clamping to magnetic element 14 can be completed by rotating handwheel in folding between body 9 and right clamping body 10, actual use,
It is easy to use, 14180 ° of magnetic element overturnings are completed by rotation manually in measurement process, that is, complete round bar 13 with
The separation of ball groove cooperates again.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modify or replace, can't make corresponding technical solution essence be detached from various embodiments of the utility model technical solution spirit and
Range.
Claims (6)
1. a kind of magnetic element apparatus for measuring magnetic flux, including Helmholtz coil and fluxmeter, the Helmholtz coil packet
Include the first coil and the second coil of support base and coaxial arrangement, it is characterised in that: vertical at the top center of the support base
It is fixed with cylinder, rotary table is rotatably connected at the top of the cylinder, the top of the rotary table is horizontal along first coil axis direction
It is fixed with U-type groove body, centre mount is fixed in the middle part of the U-type groove body, rotation clamping is parallel to first on the centre mount
The connecting shaft of coil axis, the both ends of the connecting shaft are coaxially fixed with oppositely oriented screw rod, and screw thread has a left side respectively on the screw rod
The basal sliding of clamp and right clamping body, the left clamp and right clamping body is connected in U-type groove body, and a side end face of the screw rod is solid
Surely there is runner.
2. a kind of magnetic element apparatus for measuring magnetic flux according to claim 1, which is characterized in that the top of the cylinder
It is fixed with boss, the bottom of the rotary table offers circular groove, and the boss interval cooperation is in the circular groove.
3. a kind of magnetic element apparatus for measuring magnetic flux according to claim 2, which is characterized in that the boss and circular groove
Inner wall between be provided with elastic positioning structure.
4. a kind of magnetic element apparatus for measuring magnetic flux according to claim 3, which is characterized in that the flexibly positioned knot
Structure includes spring and round bar, and 180 ° of interval offers one group of blind hole on the arcwall face of boss, and the round bar difference sliding plug exists
In the blind hole, spring is connected between the round bar inner end and blind hole, the outer end of round bar is spherical surface.
5. a kind of magnetic element apparatus for measuring magnetic flux according to claim 3, which is characterized in that the arc of the circular groove
It is spaced 180 ° on face and offers one and half ball grooves, the outer end cooperation of round bar is connected in half ball groove.
6. a kind of magnetic element apparatus for measuring magnetic flux according to claim 1, which is characterized in that the outside of the runner
It is socketed with silica gel ring on wall, is uniformly provided with friction protrusion on the silica gel ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821672399.8U CN209055645U (en) | 2018-10-16 | 2018-10-16 | A kind of magnetic element apparatus for measuring magnetic flux |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821672399.8U CN209055645U (en) | 2018-10-16 | 2018-10-16 | A kind of magnetic element apparatus for measuring magnetic flux |
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| Publication Number | Publication Date |
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| CN209055645U true CN209055645U (en) | 2019-07-02 |
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| CN201821672399.8U Active CN209055645U (en) | 2018-10-16 | 2018-10-16 | A kind of magnetic element apparatus for measuring magnetic flux |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112165847A (en) * | 2020-09-22 | 2021-01-01 | 汕头大学 | Microwave absorbing device based on magnetofluid self-assembly |
| CN113126005A (en) * | 2021-03-16 | 2021-07-16 | 湖南奥创普科技有限公司 | Two-sided table magnetism check out test set |
| CN116967751A (en) * | 2023-09-07 | 2023-10-31 | 山西星心半导体科技有限公司 | Lamp bead assembling device for LED lamp |
-
2018
- 2018-10-16 CN CN201821672399.8U patent/CN209055645U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112165847A (en) * | 2020-09-22 | 2021-01-01 | 汕头大学 | Microwave absorbing device based on magnetofluid self-assembly |
| CN113126005A (en) * | 2021-03-16 | 2021-07-16 | 湖南奥创普科技有限公司 | Two-sided table magnetism check out test set |
| CN113126005B (en) * | 2021-03-16 | 2024-02-20 | 湖南奥创普科技有限公司 | Double-sided meter magnetism check out test set |
| CN116967751A (en) * | 2023-09-07 | 2023-10-31 | 山西星心半导体科技有限公司 | Lamp bead assembling device for LED lamp |
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