Internal electromagnetic cylinder assembly, external electromagnetic cylinder assembly and non-contact energy information transmission device
An electromagnetic and assembly technology, applied in the direction of circuit devices, electrical components, etc., can solve the problems that the conductive slip ring cannot meet the use requirements, affect the normal operation of the tool, and the conductive slip ring is easy to wear, so as to achieve reasonable design, simplify the assembly process, The effect of avoiding wire entanglement
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Embodiment 1
[0031] Embodiment one: as attached figure 1 , 2 , 3, and 4, an electromagnetic inner cylinder assembly includes an inner cylinder body 1, an inner ring body, a first wire 2 and an inner ring insulating sleeve 3, and an outer ring groove is arranged on the outside of the middle part of the inner cylinder body 1. An inner ring body is arranged in the ring groove, and an inner ring insulating sleeve 3 is arranged on the outer side of the inner ring body, and an annular inner wire groove is arranged on the outer side of the inner ring body corresponding to the inner position of the inner ring insulating sleeve 3, and the first wire 2 is located in the inner ring insulating sleeve 3 and wound along the circumference of the annular inner groove to form the inner coil 4; the inner ring body is cut longitudinally to form the inner ring split petals arranged in sequence along the circumference, at least one inner ring split petal is the inner ring fixing piece 5, and the rest of the in...
Embodiment 2
[0039] Embodiment two: as attached figure 1 , 2 , 3, and 4, an electromagnetic outer cylinder assembly that can be used in conjunction with the above-mentioned electromagnetic inner cylinder assembly includes an outer cylinder body 7, an outer ring insulating sleeve 8, a left limit ring body 9, an outer ring body, a right The limit ring body 10 and the second wire 11, the inner side of the outer cylinder body 7 is fitted with an outer ring insulating sleeve 8, and an annular cavity is formed between the outer cylinder body 7 and the outer ring insulating sleeve 8, and the ring cavity is sequentially arranged from left to right Distributed with a left limit ring body 9, an outer ring body and a right limit ring body 10, and the left limit ring body 9 and the right limit ring body 10 are fixed together with the outer cylinder body 7 respectively, and the inner side of the outer ring body is provided with There is an annular outer wire groove, the second wire 11 is located in th...
Embodiment 3
[0046] Embodiment three: as attached figure 1 , 2 , As shown in 3 and 4, a non-contact energy information transmission device using the above-mentioned electromagnetic inner cylinder assembly and electromagnetic outer cylinder assembly, including the electromagnetic inner cylinder assembly and the electromagnetic outer cylinder assembly, and the inner sleeve of the electromagnetic outer cylinder assembly There is an electromagnetic inner cylinder assembly and there is a gap between the two. The number of annular outer wire grooves on the inner side of the outer ring body is the same as that on the outer side of the inner ring body, and the positions correspond to each other. The winding direction of the outer coil 12 and the inner coil 4 on the contrary. When in use, this embodiment is connected in the pipe string, and the electromagnetic inner cylinder assembly and the electromagnetic outer cylinder assembly can maintain a non-contact state, and the electromagnetic inner cyl...
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