CN112837904A - Small-size mutual-inductor iron core constructional device - Google Patents
Small-size mutual-inductor iron core constructional device Download PDFInfo
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- CN112837904A CN112837904A CN202011554611.2A CN202011554611A CN112837904A CN 112837904 A CN112837904 A CN 112837904A CN 202011554611 A CN202011554611 A CN 202011554611A CN 112837904 A CN112837904 A CN 112837904A
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052737 gold Inorganic materials 0.000 claims abstract description 6
- 239000010931 gold Substances 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 41
- 229920000742 Cotton Polymers 0.000 claims description 33
- 238000004140 cleaning Methods 0.000 claims description 26
- 229920001971 elastomer Polymers 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 5
- 230000001154 acute effect Effects 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- -1 polyethylene terephthalate Polymers 0.000 claims description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 5
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 5
- 239000004814 polyurethane Substances 0.000 claims description 5
- 239000006096 absorbing agent Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 238000003466 welding Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 19
- 239000003063 flame retardant Substances 0.000 description 10
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 8
- 238000009413 insulation Methods 0.000 description 7
- 230000004044 response Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 230000003534 oscillatory effect Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- B08B1/143—
-
- B08B1/32—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
Abstract
The invention relates to the field of small-sized voltage transformers, in particular to a small-sized transformer iron core structure device which comprises a box body, an iron core, a framework and a coil, wherein a rotating rod is movably arranged at the upper end inside the box body, a flow deflector is fixedly arranged at the outer side of the upper end outside the rotating rod, a driving rod is fixedly arranged at the lower end outside the rotating rod, a resisting rod is movably connected at the outer end of the driving rod, the welding of pins is facilitated while the corrosion resistance and the electric conductivity are improved by taking the copper as a material, and a layer of gold is plated on the outer side of the driving rod, so that the mounting efficiency of the voltage transformer is improved, wherein the first pin is used as a primary input, the second pin is used as a primary input, the third pin is used as a shielding lead-out, the fourth pin is used as a secondary output, the fifth pin is used, 4 surge (common mode) 4 stages (differential mode), 4 oscillating waves and 4 ringing waves.
Description
Technical Field
The invention relates to the technical field of small voltage transformers, in particular to a small transformer iron core structure device.
Background
In the electric quantity collecting equipment such as a distribution transformer terminal, a concentrator and the like, a mutual inductor is needed, the mutual inductor is equipment for converting voltage or current according to proportion, the function of the mutual inductor is mainly to convert high voltage or large current into standard low voltage or standard small current according to proportion, so that the standardized miniaturization of a measuring instrument, a protective device and an automatic control device is convenient to realize, and meanwhile, the mutual inductor can also be used for isolating a high-voltage system so as to ensure the safety of people and equipment.
But current small-size voltage transformer lets the dust pile up on voltage transformer easily when the heat dissipation in the outside to lead to influencing voltage transformer's normal work, and current small-size voltage transformer ubiquitous shock resistance degree is low, and insulating effect is poor, and fire-retardant inefficiency, the poor problem of electromagnetic compatibility performance makes current small-size voltage transformer can't satisfy people's demand.
Disclosure of Invention
The utility model provides a small-size mutual-inductor iron core constructional device, thereby the device can clear away the accumulational dust in the voltage transformer outside automatically and guarantee voltage transformer normal operating, can improve small-size voltage transformer's impact resistance, insulating effect, fire-retardant efficiency, electromagnetic compatibility to satisfy people to small-size voltage transformer's demand.
The utility model provides a small-size mutual-inductor iron core constructional device, includes box body, iron core, skeleton, coil, the inside upper end movable mounting of box body has the dwang, dwang outside upper end outside fixed mounting has the water conservancy diversion piece, dwang outside lower extreme fixed mounting has the actuating lever, actuating lever outer end swing joint has the tight pole of support, support the one end swing joint of tight pole towards the box body and have dust collector, box body bottom fixed mounting has first stitch, second stitch, third stitch, fourth stitch, fifth stitch, sixth stitch.
Preferably, the box body has the length 37, the width 37, the height 34.5mm, the deviation of the external dimension is not more than 1.0mm, the deviation of the relative position of the pins is not more than 0.5mm, the primary and secondary of the mutual inductor are phi 1.0mm pin input and output, and the single shielding layer is adopted.
Preferably, the lower end of the rotating rod is fixedly provided with a heat absorbing plate, the flow deflectors are arranged on the outer side of the rotating rod in an inclined equidistant mode, and the outer ends of the flow deflectors are arranged in an arc-shaped bent mode.
Preferably, the driving rod and the abutting rod are connected through an elastic rotating shaft, and the abutting rod and the driving rod are arranged at an acute included angle.
Preferably, the outer side of the dust removing device is in a trapezoid shape with two sides inclined outwards, and the inner side of the dust removing device is fixedly provided with cleaning cotton.
Preferably, the upper end and the lower end of the cleaning cotton are fixedly provided with rubber rotating wheels, and the outer sides of the rubber rotating wheels are provided with saw-toothed grooves.
Preferably, the cleaning cotton is provided with an arc-shaped convex strip on the outer side, and the convex strip is spirally arranged on the outer side of the cleaning cotton.
Preferably, the first pin, the second pin, the third pin, the fourth pin, the fifth pin and the sixth pin are made of copper, and a gold layer is plated on the outer side of the first pin, the second pin, the third pin, the fourth pin, the fifth pin and the sixth pin.
Preferably, the iron core is made of 30QG110, the framework is made of nylon 66, and the box body is made of PBT.
Preferably, a coil is wound on the outer side of the framework, the coil is made of a polyurethane enameled wire, a polyethylene terephthalate film is wrapped on the outer side of the coil, and resin glue is arranged on the inner wall of the box body.
Compared with the prior art, the invention has the following beneficial effects:
1. the heat absorbing plate is fixedly arranged at the lower end of the rotating rod, the flow deflector is arranged at the outer side of the rotating rod in an inclined equidistant manner, the outer end of the flow deflector is arranged in an arc-shaped bent manner, the heat absorbing plate can be in close contact with a heating source, so that the heat in the box body can be conducted to the flow deflector, the heat can be directly taken away when the airflow for radiating the small-sized voltage transformer is in contact with the flow deflector, and the heat radiating efficiency of the small-sized voltage transformer is improved, wherein the rotating rod can be driven to rotate when the airflow is in contact with the flow deflector through the shape of the flow deflector, the driving rod is connected with the tightening rod through the elastic rotating shaft, the tightening rod and the driving rod are arranged at an acute included angle, so that the tightening rod and the dust removing device can move towards the outer side of the box body under the action force of the elastic rotating shaft on the driving rod and tightly attached, thereby reach the effect of cleaing away the box body outside dust, avoid the box body outside to pile up too much dust and lead to influencing normal use.
2. Through the trapezoidal setting that the dust collector outside leans out for both sides, the inboard fixed mounting of dust collector has clean cotton, then can let the dust collector both sides support the box body outside thereby make things convenient for clean cotton and the contact assurance of box body outside to clear away the efficiency to the dust, wherein through both ends fixed mounting about clean cotton has the rubber runner, the zigzag groove has been seted up in the rubber runner outside, then just can produce frictional force after rubber runner and the contact of box body outside, make it rotates to drive clean cotton when dust collector removes, the clear cotton outside of rethread is provided with circular-arc sand grip, the sand grip sets up in the clean cotton outside for the heliciform, make just can utilize the dust that the sand grip will clear up down to upwards drive and leave the box body outside after clean cotton rotates, thereby reach the effect of piling up on clean cotton of dust.
3. The material through first stitch, the second stitch, the third stitch, the fourth stitch, the fifth stitch, the sixth stitch is copper, and one deck gold layer has been plated to the outside, when making can improve corrosion resistance, electric conductivity, can make things convenient for the welding of stitch, improve voltage transformer's installation effectiveness, wherein be primary input through first stitch, the second stitch is primary input, the third stitch is drawn forth for shielding, the fourth stitch is secondary output, the fifth stitch is empty stitch, the sixth stitch is secondary output, make can improve voltage transformer's electromagnetic compatibility performance reach fast transition 4 grades, 4 grades (differential mode) of surge 4 (common mode), 4 grades of oscillatory wave, 4 grades of ringing wave's effect.
4. The voltage transformer has the advantages that the iron core is made of 30QG110, the framework is made of nylon 66, and the box body is made of PBT, so that the overall strength of the voltage transformer can be improved, and the effects of vibration response I level, vibration endurance I level, impact response I level, impact endurance I level and collision I level can be achieved.
5. The coil is made of polyurethane enameled wire, the outer side of the coil is wrapped with a polyethylene terephthalate film, so that the effects of insulation resistance of more than 500M ohm (insulation resistance of more than 200Mohm 1 hour after the completion of a damp and hot test project according to DL-4792009) and medium strength of 3500VAC leakage current of less than 0.4mA and impact pressure resistance of more than 5000V are achieved, wherein resin adhesive is arranged on the inner wall of the box body, so that the components and materials of the product are all flame retardant materials, and the flame retardant grades of all organic materials achieve the effect of V-1 grade.
Drawings
FIG. 1 is a perspective front view of the cassette of the present invention;
FIG. 2 is a front interior perspective view of the cassette of the present invention;
FIG. 3 is a top view of the cassette of the present invention;
FIG. 4 is a left perspective view of the cassette of the present invention;
FIG. 5 is a schematic view of a cleaning pad of the present invention;
FIG. 6 is a bottom view of the cassette of the present invention;
FIG. 7 is a pin circuit diagram of the present invention.
In FIGS. 1-7: the device comprises a box body 1, a rotating rod 2, a flow deflector 3, a first pin 4, a second pin 5, a third pin 6, a fourth pin 7, a fifth pin 8, a sixth pin 9, a heat absorption plate 10, an iron core 11, a framework 12, a coil 13, a driving rod 14, a tightening rod 15, a dust removal device 16, a rubber rotating wheel 17, a cleaning cotton 18 and a raised strip 19.
Detailed Description
Referring to fig. 1 to 7, a schematic diagram of a planar structure and a schematic diagram of a three-dimensional structure of a small transformer core structure device are shown.
The utility model provides a small-size mutual-inductor iron core constructional device, comprises a box bod 1, iron core 11, skeleton 12, coil 13, 1 inside upper end movable mounting of box body has dwang 2, 2 outside upper end outside fixed mounting of dwang has water conservancy diversion piece 3, 2 outside lower extreme fixed mounting of dwang has actuating lever 14, 14 outer end swing joint of actuating lever has support tight pole 15, support tight pole 15 towards the one end swing joint of box body 1 has dust collector 16, 1 bottom fixed mounting of box body has first stitch 4, second stitch 5, third stitch 6, fourth stitch 7, fifth stitch 8, sixth stitch 9.
In concrete implementation, 2 lower extreme fixed mounting of dwang has absorber plate 10, water conservancy diversion piece 3 sets up in the dwang 2 outside for the slope equidistance, 3 outer ends of water conservancy diversion piece are the crooked setting of arc, then can utilize absorber plate 10 and the source that generates heat to closely contact, thereby can be with 1 inside heat conduction of box body on water conservancy diversion piece 3, make just can directly take away the heat when being used for the radiating air current of small-size voltage transformer and water conservancy diversion piece 3 contact, thereby improve small-size voltage transformer's radiating efficiency, wherein the shape that sets up through water conservancy diversion piece 3, then when air current and water conservancy diversion piece 3 contact, can drive dwang 2 and rotate.
In concrete implementation, actuating lever 14 with support tight pole 15 and be connected through the elasticity pivot, support tight pole 15 and actuating lever 14 and be the acute angle contained angle setting, make support tight pole 15 and dust collector 16 can move to the box body 1 outside at actuating lever 14 elasticity pivot's effort, and paste closely in the box body 1 outside, then just can take dust collector 16 to move in the box body 1 outside when dwang 2 is rotatory, thereby reach the effect of clearing away the dust in the box body 1 outside, avoid the box body 1 outside to pile up too much dust and lead to influencing normal use.
In specific implementation, the outer side of the dust removing device 16 is in a trapezoid shape with two sides inclining outwards, the cleaning cotton 18 is fixedly mounted on the inner side of the dust removing device 16, and therefore the two sides of the dust removing device 16 can abut against the outer side of the box body 1, the cleaning cotton 18 is convenient to contact with the outer side of the box body 1, and the dust removing efficiency is guaranteed.
In the specific implementation, rubber wheels 17 are fixedly mounted at the upper end and the lower end of the cleaning cotton 18, and a saw-toothed groove is formed in the outer side of each rubber wheel 17, so that friction force can be generated after the rubber wheels 17 are in contact with the outer side of the box body 1, and the cleaning cotton 18 is driven to rotate when the dust removal device 16 moves.
In the specific implementation, the outer side of the cleaning cotton 18 is provided with the arc-shaped convex strip 19, and the convex strip 19 is spirally arranged on the outer side of the cleaning cotton 18, so that the cleaned dust can be upwards driven to leave the outer side of the box body 1 by the convex strip 19 after the cleaning cotton 18 rotates, and the effect of preventing the cleaned dust from being accumulated on the cleaning cotton 18 is achieved.
In specific implementation, the first pin 4, the second pin 5, the third pin 6, the fourth pin 7, the fifth pin 8 and the sixth pin 9 are made of copper, and a layer of gold with a thickness of 0.05mm is plated on the outer side of the copper, so that the corrosion resistance and the conductivity can be improved, meanwhile, the welding of the pins can be facilitated, and the installation efficiency of the voltage transformer can be improved, wherein the first pin 4 is used as a primary input, the second pin 5 is used as a primary input, the third pin 6 is used as a shielding lead-out, the fourth pin 7 is used as a secondary output, the fifth pin 8 is a hollow pin, and the sixth pin 9 is used as a secondary output, so that the electromagnetic compatibility of the voltage transformer can be improved to achieve the effects of fast transient level 4, surge level 4 (common mode) level 4 (differential mode), oscillatory wave level 4 and ringing wave level 4;
YH parameter Specification
Rated frequency | Rated voltage |
50Hz | 100V |
YH Angle Difference, Difference of ratios nonlinearity
Input (rated primary voltage percentage) | 5% | 20%~100% | 100%~120% |
Linear degree of specific difference | <0.5% | <0.5% | <0.3% |
Angular difference | <1.5° | <1.20° | <1.0° |
YH has anti-electromagnetic interference characteristic, and fast transient and common mode surge, differential mode surge, oscillation wave and ringing wave have no influence on YH transmission and transformation.
In specific implementation, the material of the iron core 11 is 30QG110, the material of the framework 12 is nylon 66, and the material of the box body 1 is PBT, so that the overall strength of the voltage transformer can be improved to achieve the effects of vibration response level I, vibration endurance level I, impact response level I, impact endurance level I and collision level I.
In the specific implementation, the coil 13 is wound on the outer side of the framework 12, the coil 13 is made of a polyurethane enameled wire, the outer side of the coil 13 is wrapped by a polyethylene terephthalate film, and the inner wall of the box body 1 is provided with resin glue, so that the insulation resistance is higher than 500M ohm (the insulation resistance is higher than 200Mohm 1 hour after the completion of a damp-heat test project in DL-4792009), the medium strength is 3500VAC leakage current is less than 0.4mA, and the impact withstand voltage is higher than 5000V, wherein the resin glue flame-retardant insulating compound is arranged on the inner wall of the box body 1, so that the composition materials of the product are flame-retardant materials, and the flame-retardant grades of all organic materials achieve the V-1 grade effect.
The working principle of the small mutual inductor iron core structure device is as follows.
Firstly, a heat absorbing plate 10 is fixedly installed at the lower end of a rotating rod 2, a flow deflector 3 is arranged at the outer side of the rotating rod 2 in an inclined equidistant manner, the outer end of the flow deflector 3 is arranged in an arc-shaped bent manner, the heat absorbing plate 10 can be utilized to be in close contact with a heating source, so that the heat in the box body 1 can be conducted to the flow deflector 3, the heat can be directly taken away when the air flow for radiating the small-sized voltage transformer is in contact with the flow deflector 3, and the radiating efficiency of the small-sized voltage transformer is improved, wherein the rotating rod 2 can be driven to rotate by the shape of the flow deflector 3 when the air flow is in contact with the flow deflector 3, the driving rod 14 is connected with a resisting rod 15 through an elastic rotating shaft, the resisting rod 15 and the driving rod 14 are arranged at an acute included angle, so that the resisting rod 15 and a dust removal device 16 can move, and stick to the outside of the box body 1 tightly, then when the rotating rod 2 rotates, the dust removing device 16 can be brought to move outside the box body 1, thereby achieving the effect of removing the dust outside the box body 1, avoiding the influence on normal use caused by the accumulation of too much dust outside the box body 1, then the outside of the dust removing device 16 is in a trapezoidal arrangement with two sides inclining outwards, the inside of the dust removing device 16 is fixedly provided with the cleaning cotton 18, then the two sides of the dust removing device 16 can be propped against the outside of the box body 1, thereby facilitating the contact between the cleaning cotton 18 and the outside of the box body 1 to ensure the dust removing efficiency, wherein, the upper end and the lower end of the cleaning cotton 18 are fixedly provided with the rubber rotating wheel 17, the outside of the rubber rotating wheel 17 is provided with the saw-toothed groove, when the rubber rotating wheel 17 is contacted with the outside of the box body 1, the cleaning cotton 18 is, the raised line 19 is spirally arranged on the outer side of the cleaning cotton 18, so that the cleaned dust can be driven upwards by the raised line 19 to leave the outer side of the box body 1 after the cleaning cotton 18 rotates, the effect of preventing the cleaned dust from being accumulated on the cleaning cotton 18 is achieved, then the welding of pins can be facilitated and the installation efficiency of the voltage transformer can be improved by the first pin 4, the second pin 5, the third pin 6, the fourth pin 7, the fifth pin 8 and the sixth pin 9 which are made of copper and plated with a layer of gold on the outer side, the corrosion resistance and the conductivity can be improved, wherein the first pin 4 is used as primary input, the second pin 5 is used as primary input, the third pin 6 is led out for shielding, the fourth pin 7 is used as secondary output, the fifth pin 8 is used as empty pin, the sixth pin 9 is used as secondary output, the electromagnetic compatibility of the voltage transformer can be improved to reach the fast transient level 4, surge 4 level (common mode) 4 level (differential mode), oscillatory wave 4 level, ringing wave 4 level effect, then through the material of 30QG110 for iron core 11, the material of framework 12 for increasing nylon 66, the material of box body 1 for PBT setting, can improve the overall strength of voltage transformer to achieve vibration response I level, vibration endurance I level, impact response I level, impact endurance I level effects, through the material of coil 13 for polyurethane enameled wire, the outside of coil 13 is wrapped with polyethylene terephthalate film, thus achieve insulation resistance >500M ohm) (insulation resistance > 200Mohm 1 hour after the completion of damp and hot test project in DL-4792009), the dielectric strength is 3500VAC leakage current <0.4mA, impact withstand voltage >5000V effect, wherein the inner wall of box body 1 is provided with resin glue flame retardant insulation compound, so that the composition material of the product is flame retardant material, the flame retardant grade of all organic materials achieves the effect of V-1 grade.
Claims (9)
1. The utility model provides a small-size mutual-inductor iron core constructional device, includes box body (1), iron core (11), skeleton (12), coil (13), its characterized in that: box body (1) inside upper end movable mounting has dwang (2), dwang (2) outside upper end outside fixed mounting has water conservancy diversion piece (3), dwang (2) outside lower extreme fixed mounting has actuating lever (14), actuating lever (14) outer end swing joint has supporting rod (15), supporting rod (15) have dust collector (16) towards the one end swing joint of box body (1), box body (1) bottom fixed mounting has first stitch (4), second stitch (5), third stitch (6), fourth stitch (7), fifth stitch (8), sixth stitch (9).
2. The small transformer core structure device according to claim 1, wherein: dwang (2) lower extreme fixed mounting has absorber plate (10), water conservancy diversion piece (3) set up in the dwang (2) outside for the slope equidistance, water conservancy diversion piece (3) outer end sets up for the arc is crooked.
3. The small transformer core structure device according to claim 1, wherein: the driving rod (14) is connected with the abutting rod (15) through an elastic rotating shaft, and the abutting rod (15) and the driving rod (14) are arranged at an acute included angle.
4. The small transformer core structure device according to claim 1, wherein: the outer side of the dust removing device (16) is in a trapezoid arrangement with two sides inclining outwards, and cleaning cotton (18) is fixedly mounted on the inner side of the dust removing device (16).
5. The small transformer core structure device according to claim 1, wherein: the upper end and the lower end of the cleaning cotton (18) are fixedly provided with rubber rotating wheels (17), and the outer side of each rubber rotating wheel (17) is provided with a saw-toothed groove.
6. The small transformer core structure device according to claim 1, wherein: the cleaning cotton is characterized in that an arc-shaped convex strip (19) is arranged on the outer side of the cleaning cotton (18), and the convex strip (19) is spirally arranged on the outer side of the cleaning cotton (18).
7. The small transformer core structure device according to claim 1, wherein: the first pin (4), the second pin (5), the third pin (6), the fourth pin (7), the fifth pin (8) and the sixth pin (9) are made of copper, and a gold layer is plated on the outer side of the copper.
8. The small transformer core structure device according to claim 1, wherein: the iron core (11) is made of 30QG110, the framework (12) is made of nylon 66, and the box body (1) is made of PBT.
9. The small transformer core structure device according to claim 1, wherein: skeleton (12) outside winding has coil (13), the material of coil (13) is polyurethane enameled wire, coil (13) outside parcel has the polyethylene terephthalate film, box body (1) inner wall is provided with the resin and glues.
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CN202011554611.2A CN112837904A (en) | 2021-04-02 | 2021-04-02 | Small-size mutual-inductor iron core constructional device |
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CN202011554611.2A CN112837904A (en) | 2021-04-02 | 2021-04-02 | Small-size mutual-inductor iron core constructional device |
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CN112379523A (en) * | 2020-11-23 | 2021-02-19 | 徐梓杨 | Intelligent glasses wearing system applied to power plant equipment inspection |
CN212727793U (en) * | 2020-04-02 | 2021-03-16 | 同辉电子科技股份有限公司 | Heat radiation structure of SiC motor controller |
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