CN117990128A - Annular double-layer anti-electromagnetic interference high-precision sensor and application method thereof - Google Patents
Annular double-layer anti-electromagnetic interference high-precision sensor and application method thereof Download PDFInfo
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- CN117990128A CN117990128A CN202410390770.5A CN202410390770A CN117990128A CN 117990128 A CN117990128 A CN 117990128A CN 202410390770 A CN202410390770 A CN 202410390770A CN 117990128 A CN117990128 A CN 117990128A
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- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000000694 effects Effects 0.000 description 23
- 230000008878 coupling Effects 0.000 description 13
- 238000010168 coupling process Methods 0.000 description 13
- 238000005859 coupling reaction Methods 0.000 description 13
- 238000010030 laminating Methods 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 3
- 206010040007 Sense of oppression Diseases 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/028—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups mitigating undesired influences, e.g. temperature, pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/18—Screening arrangements against electric or magnetic fields, e.g. against earth's field
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Abstract
The application relates to the technical field of sensors, in particular to an annular double-layer anti-electromagnetic interference high-precision sensor and an application method thereof.
Description
Technical Field
The application relates to the technical field of sensors, in particular to a high-precision annular double-layer anti-electromagnetic interference sensor and an application method thereof.
Background
The annular anti-electromagnetic interference sensor, also called an anti-interference magnetic ring or ferrite magnetic ring, is mainly made of ferrite materials such as ferric oxide, nickel oxide, zinc oxide, copper oxide and the like. The sensor is named because of a unique annular structure, and is widely applied to various electronic devices so as to improve the anti-interference capability and performance stability of the devices, and the working principle of the annular anti-electromagnetic interference sensor is mainly based on a magnetic field shielding technology. By utilizing the magnetic field characteristics of the magnetic ring, electromagnetic waves inside and outside the electronic element generate mutual cancellation effects, thereby achieving the shielding effect. The technology can obviously reduce electromagnetic interference to the electronic equipment and improve the stability and reliability of the equipment.
In the prior art, the ring-shaped anti-electromagnetic interference sensor is usually installed on a signal wire and a power wire which need to be protected, the installation mode is that a magnetic ring with proper size is selected and then installed on the ring-shaped anti-electromagnetic interference sensor, the ring-shaped anti-electromagnetic interference sensor is sleeved on the signal wire and the power wire which need to be protected, and then the ring-shaped anti-electromagnetic interference sensor is tightly bound by using an adhesive tape or a binding tape, and the installation mode causes that the ring-shaped anti-electromagnetic interference sensor needs to be sleeved from the signal wire and the power wire head, if the signal wire and the power wire are connected, the ring-shaped anti-electromagnetic interference sensor needs to be disconnected and then sleeved.
In order to solve the problem, the prior art adopts a method that an annular anti-electromagnetic interference sensor is divided into two halves, one ends of the two halves are rotationally connected together, then a magnetic ring is divided into two halves, the two halves are respectively and fixedly connected to the two halves of the annular anti-electromagnetic interference sensor, when the annular anti-electromagnetic interference sensor is required to be installed on a signal wire and a power wire, the two halves of the annular anti-electromagnetic interference sensor are rotated to be close together, the signal wire and the power wire are sleeved when being fastened, and then an adhesive tape or a binding belt is used for binding the signal wire, the power wire and a connector of the power wire are not required to be disconnected, and then the annular anti-electromagnetic interference sensor is installed.
However, in order to provide a space for rotating and splicing the coils on the two semi-annular anti-electromagnetic interference sensors when the coils are sleeved on the signal wire or the power wire, the diameters of the coils are usually set to be slightly larger than those of the signal wire and the power wire, but the coils are not tightly attached to the signal wire and the power wire, so that the shielding effect is low, and in order to solve the technical problem, an annular double-layer anti-electromagnetic interference high-precision sensor is needed.
Disclosure of Invention
Aiming at the defects existing in the prior art, the application aims to provide an annular double-layer anti-electromagnetic interference high-precision sensor which is used for solving the technical problem that the shielding effect is low due to the fact that a magnetic ring, a signal wire and a power wire are not tightly attached in the prior art.
The above object of the present application is achieved by the following technical solutions: the utility model provides an annular double-deck anti-electromagnetic interference's high accuracy sensor, includes first main part and second main part, be equipped with the rotation post between first main part one end and the second main part one end, first main part is close to rotation post one end and second main part is close to rotation post one end and rotates to be connected on the rotation post, the fluting has all been seted up to the one side that first main part and second main part are relative each other, two the spout has all been seted up to the fluting bottom surface, the equal sliding connection of spout department has half magnetic ring is seted up to first main part and second main part.
Through adopting above-mentioned technical scheme, first slip the half magnetic circle of first main part and the half magnetic circle of second main part makes them dislocation, make the cambered surface of the half magnetic circle of first main part laminate the outside of signal line and the cambered surface of the half magnetic circle of second main part laminate the outside of signal line, but the terminal surface of the half magnetic circle of first main part and the half magnetic circle of second main part is incomplete to contact, make one high one low laminating in the signal line outside, make the outside of signal line is overlapped to first main part and second main part, in this way, when just so make the half magnetic circle of first main part and the half magnetic circle of second main part have pivoted space, the half magnetic circle can also laminate the outside of signal line, thereby realized improving shielding effect's purpose, the technical problem that the magnetic circle makes shielding effect low with signal line and power cord do not closely in the prior art has been solved simultaneously.
Further, a fixing device for fixing the semi-magnetic ring is arranged on one surface, away from each other, of the first main body and the second main body.
Through adopting above-mentioned technical scheme, though make the laminating that makes their dislocation of the half magnetic circle of sliding first main part and the half magnetic circle of second main part in the outside of signal line can make their laminating signal line not have the gap, but also lead to if meet vibration in the use, the half magnetic circle of sliding connection first main part and second main part can remove, lead to producing the gap between half magnetic circle and the signal line for half magnetic circle weakens to the shielding effect of signal line, fixing device's setting just has solved this technical problem, use fixing device to fix half magnetic circle so if meet vibration sliding connection first main part and the half magnetic circle of second main part in the use just can not remove.
Further, fixing device includes fixing bolt and fixed screw, the fixed screw is offered in the one side that first main part and second main part kept away from each other and is link up to fluting department, fixing bolt passes through fixed screw threaded connection on first main part and second main part.
Through adopting above-mentioned technical scheme, twist fixing bolt in from fixed screw department toward first main part and second main part, make fixing bolt one end stretch into to the fluting in contact the one side that the signal line was kept away from to half magnetic ring, then screw up fixing bolt, make fixing bolt oppression half magnetic ring, can make half magnetic ring fix like this, can also make half magnetic ring and signal line paste tighter simultaneously, realized the purpose of the shielding effect of half magnetic ring of further having improved.
Further, the slot penetrates through the first main body and one end, far away from the rotating column, of the second main body, and the slot penetrates through one end, far away from the rotating column, of the second main body and the first main body.
By adopting the technical scheme, although the half magnetic rings of the first main body and the half magnetic rings of the second main body are in dislocation fit on the outer sides of the signal wires, the signal wires can be fit without gaps, the signal wires with the diameter and the too large inner diameter difference between the two half magnetic rings are needed to be replaced, and the half magnetic rings are installed in an inserting mode in the prior art.
Further, the first main body and the second main body are provided with a protection device for preventing the semi-magnetic ring from sliding out of the first main body and the second main body at one end far away from the rotating column.
By adopting the technical scheme, although the grooves and the sliding grooves are arranged to be communicated to one ends of the first main body and the second main body far away from the rotating column, the semi-magnetic ring can be conveniently replaced, but sliding the semi-magnetic ring during product display or human observation and transportation can easily lead the semi-magnetic ring to be separated from the first main body and the second main body, so that the invention has poor use feeling during display or human observation and transportation, the technical problem is solved by the protective device, and the semi-magnetic ring is prevented from sliding out of the first main body and the second main body by the protective device during product display or human observation and transportation, so that the semi-magnetic ring is not easy to slide out during display or human observation and transportation, and is very convenient to use.
Further, the protection device comprises a plugging groove and a plugging plate, wherein the plugging groove is formed in the upper surface of one end, far away from the rotating column, of the first main body and the second main body and penetrates through the bottom surface of the groove, and the plugging plate is plugged in the first main body and the second main body through the plugging groove.
Through adopting above-mentioned technical scheme, prevent like this that half magnetic circle from sliding out first main part and second main part, promote the plugboard towards the fluting direction, make the plugboard peg graft to the fluting bottom surface to block the fluting and link up a main part and the second main part one end of keeping away from the pivoted post, half magnetic circle just can not follow the roll-off on first main part and the second main part like this, just realized preventing half magnetic circle roll-off first main part and the purpose of second main part.
Furthermore, a positioning device for fixing the plugboard is arranged on one side of the plugboard.
By adopting the technical scheme, although the arrangement of the protection device prevents the semi-magnet ring from sliding out of the first main body and the second main body, a user can certainly hold the swing device when observing the invention, if the plug board is not fixed at this time, the plug board is carelessly swung out when the user holds the device for observation, so that the viewing feeling of the user is extremely bad, the technical problem is solved by the arrangement of the positioning device, the plug board is fixed by the positioning device, and therefore, the plug board cannot be swung out when the user holds the device for observation, and the viewing feeling of the user is improved.
Further, positioner includes trapezoidal groove, trapezoidal inserts and dwang, the grooved one end is kept away from at the plugboard to the trapezoidal groove is seted up, the dwang sets up in one side of plugboard and rotates to connect in first main part and second main part, trapezoidal inserts one end fixed connection is on the dwang, and the other end stretches out to the plugboard.
Through adopting above-mentioned technical scheme, the mode of fixed plugboard is so, after inserting the plugboard in first main part and the second main part, aim at trapezoidal inserts with the dovetail groove and be in same horizontal height, then rotate the dwang and make trapezoidal inserts pass through dovetail groove embedding plugboard in, the plugboard just has been restricted like this to realized the purpose of fixed plugboard.
Further, the one end that the rotation post was kept away from to first main part and second main part is equipped with connecting device, connecting device includes door shape frame, flange, coupling spring and coupling hook, door shape frame fixed connection is kept away from the outside of the one end of rotation post in first main part, flange fixed connection is kept away from the outside of rotation post one end in the second main part, coupling spring one end fixed connection is being close to the one side of first main part at the flange, and the other end fixed connection coupling hook.
Through adopting above-mentioned technical scheme, thereby in order to make the tighter of first main part and second main part connection promote shielding effect, rotate first main part and second main part and be close to each other and entangle behind the signal line, pulling connecting hook again makes the connecting hook catch on the door-shaped frame, and the pulling force of connecting spring will make the first main part and the tighter of second main part connection like this to make half magnetic circle laminating signal line tighter, thereby realized promoting shielding effect's purpose.
The application method of the annular double-layer anti-electromagnetic interference high-precision sensor comprises the following steps:
S1, sliding the half magnetic ring of the first main body and the half magnetic ring of the second main body to enable the half magnetic ring of the first main body and the half magnetic ring of the second main body to be staggered, and enabling the cambered surfaces of the half magnetic rings of the first main body to be attached to the outer side of the signal line and the cambered surfaces of the half magnetic rings of the second main body to be attached to the outer side of the signal line;
S2, setting a fixing device, wherein the fixing device comprises a fixing bolt and a fixing screw hole, the fixing bolt is screwed into the first main body and the second main body from the fixing screw hole, one end of the fixing bolt extends into the slot to be contacted with one surface of the semi-magnetic ring far away from the signal line, and then the fixing bolt is screwed, so that the fixing bolt presses the semi-magnetic ring;
S3, a connecting device is arranged and comprises a door-shaped frame, a convex plate, a connecting spring and a connecting hook, the first main body and the second main body are rotated to be close to each other to cover the signal line, and then the connecting hook is pulled to enable the connecting hook to hook the door-shaped frame.
By adopting the technical scheme, the cambered surfaces of the half magnetic rings of the first main body are attached to the outer side of the signal wire and the cambered surfaces of the half magnetic rings of the second main body are attached to the outer side of the signal wire, so that the half magnetic rings of the first main body and the half magnetic rings of the second main body can be attached to the outer side of the signal wire while rotating spaces are reserved, and the shielding effect is improved; the half magnetic ring is pressed by the fixing bolt, so that the half magnetic ring can be fixed, and meanwhile, the half magnetic ring can be tightly attached to the signal wire, so that the purpose of further improving the shielding effect of the half magnetic ring is achieved; the door-shaped frame is hooked by the connecting hooks, so that the first main body and the second main body are connected more tightly by the tensile force of the connecting springs, the semi-magnetic ring is attached to the signal wire more tightly, and the purpose of further improving the shielding effect is achieved.
In summary, the present application at least includes at least one of the following advantages.
Through fluting, the sliding tray, half magnetic circle and connecting device's setting, the half magnetic circle that has realized the first main part of slip and the half magnetic circle of second main part make them misplace, make the cambered surface of the half magnetic circle of first main part laminate the outside of signal line and the cambered surface of the half magnetic circle of second main part laminate the outside of signal line, but the terminal surface of the half magnetic circle of first main part and the half magnetic circle of second main part is incomplete to contact, make the outside of signal line is overlapped to first main part and second main part, then the pulling coupling hook makes the coupling hook catch on the door-shaped frame, the pulling force of coupling spring will make the first main part and the more tight of second main part connection like this, thereby make the half magnetic circle laminate the signal line more tightly with the half magnetic circle of second main part, when making the half magnetic circle of first main part and the half magnetic circle of second main part have the pivoted space, the half magnetic circle can also laminate the outside of signal line, the purpose of improvement shielding effect.
Through fixing device's setting, realized twisting in from fixed screw department to first main part and the second main part and move fixing bolt, make fixing bolt one end stretch into to the fluting in contact the one side that the signal line was kept away from to half magnetic ring, then screw up fixing bolt, make fixing bolt oppression half magnetic ring, can make half magnetic ring fix like this, can also make half magnetic ring and signal line paste tighter simultaneously, further promotion shielding effect's purpose.
Through link up the fluting to the one end that the column was kept away from to first main part and second main part, the spout link up to the one end that the column was kept away from to first main part and second main part, thereby realized can keeping away from the one end roll-off of column with half magnetic ring from first main part and second main part and break away from first main part and second main part, convenient purpose of changing.
Through protector and positioner's setting, realized when needs product show or confession people observe and the transportation, promote the plugboard towards fluting direction, make the plugboard peg graft to fluting bottom surface to block fluting link up a main part and the second main part and keep away from the one end of rolling post, aim at trapezoidal inserts with trapezoidal slot again and be that they are in same horizontal height, then rotate the dwang and make trapezoidal inserts pass through trapezoidal slot embedding plugboard in, the plugboard just has been restrained like this, promoted user's impression and the purpose of convenient transportation and user use experience.
Drawings
FIG. 1 is a diagram of the overall structure of an embodiment;
FIG. 2 is an enlarged view of portion A of FIG. 1;
Fig. 3 is an enlarged view of a portion B in fig. 1.
Reference numerals: 1. a first body; 2. a second body; 3. rotating the column; 4. slotting; 40. a chute; 5. a semi-magnetic ring; 6. a fixing device; 60. a fixing bolt; 61. fixing the screw holes; 7. a protective device; 70. a plug-in groove; 71. a plug board; 8. a positioning device; 80. a trapezoid groove; 81. a trapezoidal insert; 82. a rotating lever; 9. a connecting device; 90. a door-shaped frame; 91. a convex plate; 92. a connecting spring; 93. and a connecting hook.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
Embodiment, refer to fig. 1, an annular double-deck anti-electromagnetic interference's high accuracy sensor, including first main part 1 and second main part 2, be equipped with rotation post 3 between first main part 1 one end and the second main part 2 one end, first main part 1 is close to rotation post 3 one end and second main part 2 is close to rotation post 3 one end and rotates to be connected on rotation post 3, fluting 4 has all been seted up to the one side that first main part 1 and second main part 2 are relative each other, spout 40 has all been seted up to two fluting 4 bottom surfaces, spout 40 department has all sliding connection to first main part 1 and second main part 2 has half magnetic ring 5, first half magnetic ring 5 and the half magnetic ring 5 of second main part 2 of sliding first main part 1 make them misplace, make the outside of the cambered surface laminating signal line of half magnetic ring 5 of first main part 1 and the cambered surface laminating signal line of half magnetic ring 5 of second main part 2, but the terminal surface of half magnetic ring 5 of first main part 1 and second main part 2 is not fully contacted, make first main part 1 and second main part 2's the spout 40 have all been seted up, the spout 40 department has all sliding connection, signal 5 has been realized simultaneously, signal shielding effect has been solved simultaneously in the first main part 1 and second main part 2, and the signal line 5 has been realized simultaneously, and signal shielding effect has been solved simultaneously in the signal 5.
Although the outer sides of the signal lines can be made to be attached to the signal lines by attaching the half magnetic rings 5 of the first main body 1 and the half magnetic rings 5 of the second main body 2 in a staggered manner, if vibration is encountered in the use process, the half magnetic rings 5 of the first main body 1 and the second main body 2 are in sliding connection, gaps are generated between the half magnetic rings 5 and the signal lines, so that the shielding effect of the half magnetic rings 5 on the signal lines is weakened, in order to solve the technical problem, the fixing device 6 is arranged on one side, far away from each other, of the first main body 1 and the second main body 2, the fixing device 6 comprises a fixing bolt 60 and a fixing screw hole 61, the fixing screw hole 61 is formed on one side, far away from each other, of the first main body 1 and the second main body 2, and penetrates through the grooved 4, the fixing bolt 60 is in the first main body 1 and the second main body 2 through the fixing screw hole 61 in a threaded manner, the fixing bolt 60 is screwed in the first main body 1 and the second main body 2, one end of the fixing bolt 60 stretches into the grooved 5 to the grooved 5, then the half magnetic rings 5 is tightly pressed, and the signal lines can be tightly pressed with the half magnetic rings 5, and the signal lines can be tightly pressed, and the signal lines can be tightly fixed on one side, and the magnetic rings 5 can be tightly fixed, and the signal lines can be tightly pressed with the first main body 5, and the signal lines can be tightly pressed.
Although the half magnetic rings 5 of the first body 1 and the half magnetic rings 5 of the second body 2 are attached to the outer sides of the signal lines in a staggered manner, so that the signal lines can be attached to the signal lines without gaps, the signal lines with the too large inner diameter difference between the diameters of the two half magnetic rings 5 are needed to be replaced, and the half magnetic rings 5 are installed in a plugging manner in the prior art, but the half magnetic rings 5 are arranged on the first body 1 and the second body 2 in a sliding connection manner in the embodiment, so that the half magnetic rings 5 are excessively troublesome to replace, in order to solve the technical problem, the slotted grooves 4 are penetrated to the ends of the first body 1 and the second body 2 away from the rotating column 3, and the slotted grooves 40 are penetrated to the ends of the first body 1 and the second body 2 away from the rotating column 3, so that the half magnetic rings 5 can be slipped out from the ends of the first body 1 and the second body 2 away from the rotating column 3, thereby being separated from the first body 1 and the second body 2, and being convenient to replace.
Although the slot 4 and the sliding groove 40 are arranged to penetrate through the first main body 1 and the second main body 2 at the end far away from the rotating column 3, the semi-magnetic ring 5 can be conveniently replaced, when the product is displayed or observed and transported by a person, the semi-magnetic ring 5 is easily separated from the first main body 1 and the second main body 2, so that the invention uses a very poor sense when being displayed or observed and transported by the person, in order to solve the technical problem, the first main body 1 and the second main body 2 are provided with the protecting device 7 at the end far away from the rotating column 3, the protecting device 7 comprises the inserting groove 70 and the inserting plate 71, the inserting groove 70 is opened at the upper surface of the first main body 1 and the second main body 2 at the end far away from the rotating column 3 and penetrates through the bottom surface of the slot 4, the inserting plate 71 is easily inserted into the first main body 1 and the second main body 2 through the inserting groove 70, the inserting plate 71 is pushed towards the direction of the slot 4, and the inserting plate 71 is inserted into the bottom surface of the slot 4, so that the slot 4 is blocked from penetrating through the first main body and the second main body 2, and the second main body 2 is not easily separated from the first main body 2 and the second main body 2, and the semi-magnetic ring 5 is easily removed from the first main body 5 and the first main body 2 is easily observed, and the magnetic ring 5 is easily transported.
Although the arrangement of the protection device 7 prevents the semi-magnetic ring 5 from sliding out of the first body 1 and the second body 2, a user certainly holds the swing device when observing the invention, if the plugboard 71 is not fixed, the plugboard 71 is carelessly thrown out when the user holds the invention for observation, so that the viewing feeling of the user is extremely bad, in order to solve the technical problem, the positioning device 8 is arranged on one side of the plugboard 71, the positioning device 8 comprises a trapezoid groove 80, a trapezoid insert 81 and a rotating rod 82, the trapezoid groove 80 is arranged at one end of the plugboard 71 far away from the slot 4, the rotating rod 82 is arranged on one side of the plugboard 71 and is rotatably connected to the first body 1 and the second body 2, one end of the trapezoid insert 81 is fixedly connected to the rotating rod 82, and the other end extends towards the plugboard 71, after the plugboard 71 is inserted into the first body 1 and the second body 2, the trapezoid insert 81 is aligned with the trapezoid insert 81 to be at the same horizontal level, and then the trapezoid insert 81 is rotated to make the trapezoid insert 80 pass through the trapezoid insert 80, so that the viewing feeling of the plugboard 71 is extremely bad when the user is not observed, and the user is extremely bad when observing the plugboard 71.
In order to make the first main body 1 and the second main body 2 more tightly connected and thereby promote shielding effect, refer to fig. 2 and 3, this embodiment is that the first main body 1 and the second main body 2 are kept away from the one end of rotating the post 3 and are equipped with connecting device 9, connecting device 9 includes door-shaped frame 90, flange 91, connecting spring 92 and coupling hook 93, door-shaped frame 90 fixed connection is in the outside of the one end of first main body 1 keeping away from rotating the post 3, flange 91 fixed connection is in the outside of the one end of second main body 2 keeping away from rotating the post 3, one end fixed connection of coupling spring 92 is in the one side that flange 91 is close to first main body 1, the other end fixed connection coupling hook 93, rotate behind first main body 1 and the second main body 2 are close to each other and entangle the signal line, pull coupling hook 93 makes coupling hook 93 catch door-shaped frame 90, the pulling force of coupling spring 92 will make the first main body 1 and the second main body 2 more tightly connected so as to make half magnetic ring 5 laminating signal line, thereby realized the purpose of promoting shielding effect.
The specific implementation process comprises the following steps: first, the half magnetic ring 5 of the first main body 1 and the half magnetic ring 5 of the second main body 2 are slid to enable the half magnetic ring 5 of the first main body 1 and the half magnetic ring 5 of the second main body 2 to be staggered, the cambered surfaces of the half magnetic ring 5 of the first main body 1 are attached to the outer side of the signal line and the cambered surfaces of the half magnetic ring 5 of the second main body 2 are attached to the outer side of the signal line, however, the end faces of the half magnetic ring 5 of the first main body 1 and the half magnetic ring 5 of the second main body 2 are not completely contacted, the first main body 1 and the second main body 2 are sleeved on the outer side of the signal line, then the fixing bolt 60 is screwed into the first main body 1 and the second main body 2 from the fixing screw hole 61, one end of the fixing bolt 60 extends into the slot 4 to be contacted with the surface of the half magnetic ring 5 far away from the signal line, then the fixing bolt 60 is screwed, the half magnetic ring 5 is pressed, the connecting hook 93 is pulled to hook 90, and the connecting spring 92 is pulled to enable the connecting hook 93 to be hooked on the door-shaped frame 90, and the connecting spring 92 is pulled to enable the first main body 1 and the second main body 2 to be connected tightly.
When the product is required to be displayed or observed and transported, the inserting plate 71 is pushed towards the direction of the slot 4, so that the inserting plate 71 is inserted into the bottom surface of the slot 4, the slot 4 is blocked from penetrating through a main body and one end of the second main body 2 far away from the rotating column 3, the trapezoid-shaped groove 80 is aligned with the trapezoid-shaped inserts 81 to be at the same horizontal level, and then the rotating rod 82 is rotated to enable the trapezoid-shaped inserts 81 to be embedded into the inserting plate 71 through the trapezoid-shaped groove 80, so that the inserting plate 71 is limited.
The application method of the annular double-layer anti-electromagnetic interference high-precision sensor comprises the following steps:
s1, sliding the half magnetic ring 5 of the first main body 1 and the half magnetic ring 5 of the second main body 2 to enable the half magnetic ring 5 of the first main body 1 and the half magnetic ring 5 of the second main body 2 to be staggered, and enabling the cambered surfaces of the half magnetic ring 5 of the first main body 1 and the cambered surfaces of the half magnetic ring 5 of the second main body 2 to be attached to the outer sides of the signal lines;
s2, arranging a fixing device 6, wherein the fixing device 6 comprises a fixing bolt 60 and a fixing screw hole 61, screwing the fixing bolt 60 into the first main body 1 and the second main body 2 from the fixing screw hole 61 to enable one end of the fixing bolt 60 to extend into the slot 4 to be contacted with one surface of the semi-magnetic ring 5 far away from a signal line, and then screwing the fixing bolt 60 to enable the fixing bolt 60 to press the semi-magnetic ring 5;
S3, arranging a connecting device 9, wherein the connecting device 9 comprises a door-shaped frame 90, a convex plate 91, a connecting spring 92 and a connecting hook 93, rotating the first main body 1 and the second main body 2 to mutually approach to sleeve a signal wire, and pulling the connecting hook 93 to enable the connecting hook 93 to hook the door-shaped frame 90;
The cambered surfaces of the half magnetic rings 5 of the first main body 1 are attached to the outer side of the signal line, and the cambered surfaces of the half magnetic rings 5 of the second main body 2 are attached to the outer side of the signal line, so that the half magnetic rings 5 of the first main body 1 and the half magnetic rings 5 of the second main body 2 have a rotating space, and the half magnetic rings 5 can be attached to the outer side of the signal line, and the purpose of improving the shielding effect is achieved; the fixing bolts 60 press the half magnetic ring 5, so that the half magnetic ring 5 can be fixed, and meanwhile, the half magnetic ring 5 can be tightly attached to the signal wire, so that the purpose of further improving the shielding effect of the half magnetic ring 5 is achieved; the connecting hook 93 hooks the door-shaped frame 90, so that the first main body 1 and the second main body 2 are connected more tightly by the tensile force of the connecting spring 92, so that the half magnetic ring 5 is attached to the signal wire more tightly, and the purpose of further improving the shielding effect is achieved.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the application, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. The utility model provides an annular double-deck anti-electromagnetic interference's high accuracy sensor, its characterized in that includes first main part (1) and second main part (2), be equipped with between first main part (1) one end and second main part (2) one end and rotate post (3), first main part (1) is close to rotation post (3) one end and second main part (2) and is close to rotation post (3) one end and rotate and connect on rotating post (3), fluting (4) have all been seted up to the one side that first main part (1) and second main part (2) are relative each other, two spout (40) have all been seted up to fluting (4) bottom surface, spout (40) department equal sliding connection has half magnetic ring (5) are seted up to first main part (1) and second main part (2).
2. The annular double-layer electromagnetic interference resistant high-precision sensor according to claim 1, wherein the first main body (1) and the second main body (2) are provided with a fixing device (6) for fixing the semi-magnetic ring (5) on the surface far away from each other.
3. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 2, wherein the fixing device (6) comprises a fixing bolt (60) and a fixing screw hole (61), the fixing screw hole (61) is formed in one surface of the first main body (1) and the second main body (2) far away from each other and penetrates through the slot (4), and the fixing bolt (60) is connected to the first main body (1) and the second main body (2) through the fixing screw hole (61) in a threaded mode.
4. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 1, wherein the slot (4) penetrates through one end of the first main body (1) and one end of the second main body (2) away from the rotating column (3), and the sliding groove (40) penetrates through one end of the second main body (2) away from the rotating column (3) and the first main body (1).
5. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 1, wherein one end of the first main body (1) and the second main body (2) far away from the rotating column (3) is provided with a protection device (7) for preventing the semi-magnetic ring (5) from sliding out of the first main body (1) and the second main body (2).
6. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 5, wherein the protection device (7) comprises a plugging groove (70) and a plugging plate (71), the plugging groove (70) is formed in the upper surface of one end, far away from the rotating column (3), of the first main body (1) and the second main body (2) and penetrates through the bottom surface of the slot (4), and the plugging plate (71) is plugged into the first main body (1) and the second main body (2) through the plugging groove (70).
7. The annular double-layer electromagnetic interference resistant high-precision sensor according to claim 6, wherein a positioning device (8) for fixing the plug board (71) is arranged on one side of the plug board (71).
8. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 7, wherein the positioning device (8) comprises a trapezoid groove (80), a trapezoid insert (81) and a rotating rod (82), the trapezoid groove (80) is formed in one end, far away from the slot (4), of the plugboard (71), the rotating rod (82) is arranged on one side of the plugboard (71) and is rotationally connected to the first main body (1) and the second main body (2), one end of the trapezoid insert (81) is fixedly connected to the rotating rod (82), and the other end of the trapezoid insert (81) extends towards the plugboard (71).
9. The annular double-layer anti-electromagnetic interference high-precision sensor according to claim 1, wherein one end of the first main body (1) and the second main body (2) far away from the rotating column (3) is provided with a connecting device (9), the connecting device (9) comprises a door-shaped frame (90), a convex plate (91), a connecting spring (92) and a connecting hook (93), the door-shaped frame (90) is fixedly connected to the outer side of one end of the first main body (1) far away from the rotating column (3), the convex plate (91) is fixedly connected to the outer side of one end of the second main body (2) far away from the rotating column (3), one end of the connecting spring (92) is fixedly connected to one surface of the convex plate (91) close to the first main body (1), and the other end of the connecting spring is fixedly connected to the connecting hook (93).
10. The application method of the annular double-layer anti-electromagnetic interference high-precision sensor according to any one of claims 1 to 9, comprising the following steps:
S1, sliding the half magnetic ring (5) of the first main body (1) and the half magnetic ring (5) of the second main body (2) to enable the half magnetic ring (5) of the first main body (1) and the half magnetic ring (5) of the second main body (2) to be staggered, and enabling the cambered surfaces of the half magnetic ring (5) of the first main body (1) to be attached to the outer side of the signal line and the cambered surfaces of the half magnetic ring (5) of the second main body (2) to be attached to the outer side of the signal line;
s2, arranging a fixing device (6), wherein the fixing device (6) comprises a fixing bolt (60) and a fixing screw hole (61), the fixing bolt (60) is screwed into the first main body (1) and the second main body (2) from the fixing screw hole (61), one end of the fixing bolt (60) stretches into the groove (4) to be contacted with one surface of the semi-magnetic ring (5) far away from the signal line, and then the fixing bolt (60) is screwed, so that the fixing bolt (60) presses the semi-magnetic ring (5);
s3, a connecting device (9) is arranged, the connecting device (9) comprises a door-shaped frame (90), a convex plate (91), a connecting spring (92) and a connecting hook (93), the first main body (1) and the second main body (2) are rotated to be close to each other to cover the signal line, and then the connecting hook (93) is pulled to enable the connecting hook (93) to hook the door-shaped frame (90).
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