CN210039326U - Coil array electromagnetic field calibration and acquisition device - Google Patents
Coil array electromagnetic field calibration and acquisition device Download PDFInfo
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- CN210039326U CN210039326U CN201920212860.XU CN201920212860U CN210039326U CN 210039326 U CN210039326 U CN 210039326U CN 201920212860 U CN201920212860 U CN 201920212860U CN 210039326 U CN210039326 U CN 210039326U
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Abstract
The utility model provides a coil array electromagnetic field calibration and acquisition device, belonging to the technical field of teaching equipment, comprising a fixed plate, a magnetic field generating device, a support column, a sliding plate and an induction device; work platform is located to the fixed plate, and magnetic field generating device is fixed in a fixed plate face, and a plurality of support column perpendicular to fixed plate face sets up, and sliding plate slidable connects in support column and sliding plate and fixed plate and is parallel to each other, and induction system is mobilizable to be connected in the sliding plate, the utility model discloses simple structure lets the operator cut the one-to-one relation of experience magnetic field size, direction and induction system position, and device low in manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of the teaching equipment, especially, relate to a coil array electromagnetic field calibration collection system.
Background
With the development of economy and society, electromagnetic fields and electromagnetic waves are widely applied in various fields of modern society, one typical application of the electromagnetic fields and the electromagnetic waves lies in the field of medical instruments, and the precise position of the medical instrument (such as a scalpel, a capsule type medical device and the like) is judged by utilizing the distribution of the magnetic field in the space and the unique characteristics of the field intensity and the direction of the magnetic field at any point in the space so as to precisely control the medical instrument.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a coil array electromagnetic field calibration collection system, it can let the operator cut the body and observe that magnetic field size, direction are the only notion in the space, and low in manufacturing cost.
The purpose of the utility model is realized through the following technical scheme:
a coil array electromagnetic field calibration acquisition device comprises a fixed plate, a magnetic field generation device, a support column, a sliding plate and an induction device;
the fixed plate is arranged on the working platform; the magnetic field generating device is fixed on one plate surface of the fixed plate and used for generating a space magnetic field; the plurality of support columns are perpendicular to the fixing plate; the sliding plate is connected with the supporting column in a sliding way and is parallel to the fixed plate; the induction device is detachably connected to a plate surface of the sliding plate, and the connection position of the induction device and the plate surface of the sliding plate is adjustable so as to induce the size of the magnetic field at different positions and convert the magnetic field into a readable electric signal.
Furthermore, the magnetic field generating device comprises a plurality of coils which are distributed on a plate surface of the fixing plate in an integral manner, and the axes of the coils are perpendicular to the plate surface of the fixing plate. The coils are electrically connected with a signal generator in a one-to-one correspondence manner to provide fixed frequency, fixed current and fixed voltage.
Furthermore, the fixed plate is perpendicular to the plate surface and is provided with a plurality of first jacks in an array manner, the magnetic field generating device comprises a first bolt, the coil is fixed on the first bolt, and the first bolt is detachably inserted into the first jacks.
Furthermore, the fixed plate surface is provided with a plurality of mutually parallel clamping grooves, the magnetic field generating device comprises a clamping plate, the coil is fixed on one surface of the clamping plate, and the clamping plate is clamped in the clamping grooves.
Furthermore, the fixed plate, the support column and the sliding plate are provided with scales for reading the positions of the magnetic field generating device and the sensing device.
Furthermore, a plurality of second jacks are formed in the support columns, second bolts are inserted into the second jacks, and the second bolts are correspondingly connected with the support columns one by one to support the sliding plate.
Furthermore, the sliding plate is perpendicular to the plate surface in an array mode and is provided with a plurality of third jacks, the lower end of the sensing device is fixedly connected with a third bolt, and the third bolt is detachably arranged in the third jack.
Furthermore, the magnetic field induction device further comprises a shielding box, wherein the shielding box comprises a shielding cavity, and the fixed plate, the magnetic field generation device, the support column, the sliding plate and the induction device are all accommodated in the shielding cavity.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses simple structure lets the operator cut the one-to-one of observing magnetic field size, direction and space position department position, lets the operator change the principle of understanding magnetic field location, and this device low in manufacturing cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a coil array electromagnetic field calibration acquisition device provided in the first embodiment and the second embodiment of the present invention;
fig. 2 is a top view of a fixing plate according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating a connection between a magnetic field generating device and a fixing plate according to a first embodiment of the present invention;
fig. 4 is a top view of a fixing plate according to a second embodiment of the present invention;
fig. 5 is a schematic view illustrating a connection between the magnetic field generating device and the fixing plate according to the second embodiment of the present invention;
fig. 6 is a schematic view of the connection between the sliding plate and the support column according to the first and second embodiments of the present invention;
fig. 7 is a schematic view illustrating the connection between the sensing device and the sliding plate according to the first and second embodiments of the present invention;
reference numerals: 1-fixed plate, 11-jack I, 12-clamping groove, 2-magnetic field generating device, 21-coil, 22-bolt I, 23-clamping plate, 3-supporting column, 31-jack II, 32-bolt II, 4-sliding plate, 41-jack III, 42-bolt III, and 5-induction device.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1, a coil array electromagnetic field calibration and collection device includes a fixed plate 1, a magnetic field generation device 2, a support column 3, a sliding plate 4 and an induction device 5, where it is to be noted that the magnetic field generation device 2 may be a magnet or an electromagnetic coil, and the induction device 5 may be a magnetic field sensor;
the fixed plate 1 is arranged on the working platform; the magnetic field generating device 2 is fixed on one plate surface of the fixed plate 1 and used for generating a space magnetic field; the support columns 3 are arranged perpendicular to the fixing plate 1; the sliding plate 4 is slidably connected to the supporting column 3, and the sliding plate 4 and the fixed plate 1 are parallel to each other; the induction device 5 is detachably connected to one plate surface of the sliding plate 4, and the connection position of the induction device 5 and the plate surface of the sliding plate 4 is adjustable and used for inducing the magnitude of magnetic fields at different positions and converting the magnetic fields into readable electric signals; it should be noted that the sensing device 5 is used for sensing the magnitude and the opposite direction of the magnetic field generated by the magnetic field generating device 2, and the sensing device 5 is electrically connected to a signal reading device (e.g. a computer) for reading and recording signals generated by the magnetic field generating device 2 when the sensing device 5 is in different spatial positions.
In some embodiments, the magnetic field generating device 2 includes a plurality of coils 21, the plurality of coils 21 are distributed on a surface of the fixing plate 1 in an array manner, an axis of the coil 21 is perpendicular to the surface of the fixing plate 1, the number of the coils is increased or decreased according to actual conditions, and the arrangement of the plurality of coils is adjusted according to more actual conditions. The plurality of coils 21 are electrically connected with the signal generator for providing fixed frequency, fixed current and fixed voltage in a one-to-one corresponding mode, and by adopting the design, the coils generate a constant magnetic field, so that the error of detecting the size of the magnetic field at the same spatial position through multiple operations is effectively reduced, and the accuracy of the device is ensured.
In some embodiments, as shown in fig. 4 and 5, the fixing plate 1 is provided with a plurality of first insertion holes 11 in an array manner perpendicular to the plate surface, the magnetic field generating device 2 includes first pins 22, the coil 21 is fixed on the first pins 22, and the first pins 22 are detachably inserted into the first insertion holes 11; when the magnetic field generating device is used, the magnetic field generating devices 2 are inserted into the first insertion holes 11 through the first insertion pins 22, so that the magnetic field generating devices 2 are distributed on the fixing plate 1 in an array manner.
In some embodiments, the fixed plate 1, the supporting column 3, and the sliding plate 4 are provided with scales for reading the positions of the magnetic field generating device 2 and the sensing device 5, it should be noted that two scales are provided on the plate surface of the sliding plate 4 perpendicular to each other, and the two scales are respectively used as the X coordinate and the Y coordinate of the sensing device 5 after being read, and the scale marked on the supporting column 3 is used as the Z coordinate of the sensing device 5 after being read.
In some embodiments, as shown in fig. 6, a plurality of second insertion holes 31 are formed in each of the plurality of support columns 3, second insertion pins 32 are inserted into the second insertion holes 31, and the second insertion pins 32 are connected with the support columns 3 in a one-to-one correspondence manner to receive the sliding plate 4; the sliding plate 4 is received by adopting the above mode, the structure is simple, the manufacturing cost is low, and the position of the sliding plate 4 can be rapidly replaced in the experimental process.
In some embodiments, as shown in fig. 1 and 7, the sliding plate 4 is provided with a plurality of jacks three 41 in an array manner perpendicular to the plate surface, the lower end of the sensing device 5 is fixedly connected with a bolt three 42, and the bolt three 42 is detachably inserted into the jacks three 41; when the device is used, the sensing device 5 is inserted into the third insertion hole 41 through the third insertion pin 42, and the position needs to be changed continuously, and by adopting the design, the position of the sensing device 5 on the sliding plate 4 can be changed conveniently.
An operation method of the coil array electromagnetic field calibration acquisition device,
the method comprises the following steps:
s1, enabling a magnetic field generating device 2 to generate a magnetic field, and recording the position of the magnetic field generating device 2;
s2, adjusting the distance between the sliding plate 4 and the fixed plate 1;
s3, moving the position of the sensing device 5 on the sliding plate 4, enabling the sensing device 5 to traverse the surface of the sliding plate 4, reading an electric signal generated by each position sensing device 5, and recording the position of the sensing device 5 and the electric signal;
s4. repeat the operations of S2 and S3 until the slide plate 4 passes all positions of the support column 3.
Example two
This embodiment includes all the contents of the first embodiment, and particularly: the fixing plate 1 and the coil 21 are connected in different ways, as shown in fig. 2 and 3, specifically as follows: the 1 face of fixed plate is equipped with a plurality of draw-in grooves 12 that are parallel to each other, and magnetic field generating device 2 includes cardboard 23, and coil 21 is fixed in 23 faces of cardboard, and in draw-in groove 12 was located to cardboard 23 card, formed the array and arranged in the draw-in groove 12 that fixed plate 1 was established to coil 21 slip card in proper order during the use.
EXAMPLE III
This embodiment includes all the contents of the first embodiment or the second embodiment, and particularly: this device still includes the shielded cell, and the shielded cell includes the shielding chamber, and fixed plate 1, magnetic field generating device 2, support column 3, sliding plate 4 and induction system 5 all holding are in the shielding intracavity, and when the experiment, operating personnel can open the shielded cell and change induction system 5 positions, closes the shielded cell, and the record data adopts above design, can avoid magnetic field around the experimental environment, electric current etc. to produce the influence to the magnetic field that magnetic field generating device 2 produced, the effectual stability, the accuracy of having guaranteed the experiment.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a coil array electromagnetic field calibration collection system which characterized in that: comprises a fixed plate (1), a magnetic field generating device (2), a support column (3), a sliding plate (4) and an induction device (5);
the fixed plate (1) is arranged on the working platform; the magnetic field generating device (2) is fixed on one plate surface of the fixed plate (1) and is used for generating a space magnetic field; the plurality of supporting columns (3) are arranged perpendicular to the fixing plate (1); the sliding plate (4) is connected to the supporting column (3) in a sliding way, and the sliding plate (4) is parallel to the fixed plate (1); the induction device (5) is detachably connected to one plate surface of the sliding plate (4), and the connection position of the induction device (5) and the sliding plate (4) is adjustable and used for inducing the magnitude of magnetic fields at different positions and converting the magnetic fields into readable electric signals.
2. The coil array electromagnetic field calibration acquisition device of claim 1, wherein: magnetic field generating device (2) include a plurality of coils (21), and is a plurality of coil (21) are array distribution in a fixed plate (1) face, the axis perpendicular to fixed plate (1) face of coil (21), and a plurality of coils (21) one-to-one electricity connect signal generator, signal generator is used for providing the signal of telecommunication of fixed frequency, fixed current and fixed voltage for the coil.
3. The coil array electromagnetic field calibration acquisition device of claim 2, wherein: the fixing plate (1) is perpendicular to the plate surface array and is provided with a plurality of first jacks (11), the magnetic field generating device (2) comprises a first bolt (22), the coil (21) is fixed on the first bolt (22), and the first bolt (22) is detachably inserted into the first jacks (11).
4. The coil array electromagnetic field calibration acquisition device of claim 2, wherein: the magnetic field generating device is characterized in that a plurality of clamping grooves (12) which are parallel to each other are formed in the surface of the fixing plate (1), the magnetic field generating device (2) comprises a clamping plate (23), the coil (21) is fixed on the surface of the clamping plate (23), and the clamping plate (23) is clamped in the clamping grooves (12).
5. The coil array electromagnetic field calibration acquisition device of claim 1, wherein: the fixed plate (1), the supporting column (3) and the sliding plate (4) are provided with scales for reading the positions of the magnetic field generating device (2) and the sensing device (5).
6. The coil array electromagnetic field calibration acquisition device of claim 1, wherein: a plurality of second jacks (31) are formed in the support columns (3), second bolts (32) are inserted into the second jacks (31), and the second bolts (32) are correspondingly connected with the support columns (3) one by one to be used for bearing the sliding plates (4).
7. The coil array electromagnetic field calibration acquisition device of claim 1, wherein: the sliding plate (4) is perpendicular to the plate surface in an array mode and provided with a plurality of third jacks (41), the lower end of the sensing device (5) is fixedly connected with a third bolt (42), and the third bolt (42) is detachably inserted into the third jacks (41).
8. The coil array electromagnetic field calibration acquisition device of claim 1, wherein: the magnetic field induction type magnetic field shielding device is characterized by further comprising a shielding box, wherein the shielding box comprises a shielding cavity, and the fixed plate (1), the magnetic field generating device (2), the supporting column (3), the sliding plate (4) and the induction device (5) are contained in the shielding cavity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212860.XU CN210039326U (en) | 2019-02-19 | 2019-02-19 | Coil array electromagnetic field calibration and acquisition device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920212860.XU CN210039326U (en) | 2019-02-19 | 2019-02-19 | Coil array electromagnetic field calibration and acquisition device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801537A (en) * | 2019-02-19 | 2019-05-24 | 宜宾学院 | A kind of coil array electromagnetic field calibration acquisition device and operating method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109801537A (en) * | 2019-02-19 | 2019-05-24 | 宜宾学院 | A kind of coil array electromagnetic field calibration acquisition device and operating method |
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