Bidirectional synchronous regulation radio frequency coaxial phase shifter

Abstract

The utility model discloses a radio frequency coaxial phase shifter, belongs to the technical field of phase shifters, and particularly relates to a bidirectional synchronous adjustment radio frequency coaxial phase shifter, which comprises a fixed conductor, an inner conductor, an outer conductor, an adjusting nut, a male connector and a female connector, the inner conductor is movably installed on the outer side of the fixed conductor, the outer conductor is movably installed on the outer side of the inner conductor, the adjusting nut is movably installed in the middle of the fixed conductor, and the male connector and the female connector are installed at the two ends of the outer conductor respectively. Extension or retraction of the inner conductor and the outer conductor is realized through the adjusting nut, simultaneous extension or retraction of the inner conductor and the outer conductor at the two ends can be realized through rotation of the adjusting nut, so that the working efficiency is greatly improved, and meanwhile, the limiting nut is arranged in the middle of the inner conductor, so that excessive adjustment during adjustment can be prevented; therefore, the radio frequency coaxial phase shifter is protected.

Description

TECHNICAL FIELD

[0001] The utility model discloses a radio frequency coaxial phase shifter belongs to phase shifter technical field, specifically related to a kind of two-way synchronous adjustment radio frequency coaxial phase shifter. BACKGROUND

[0002] For many radio frequency and microwave systems, phase shifter is very important device, is the core component in phased needle radar, satellite communication, mobile communication equipment. Through it can adjust phase to realize various effects, including combination, subtraction and alignment signal;Meanwhile phase adjustment is also part of phased array antenna technology.

[0003] In addition, the phase change in radar response can be used to distinguish important features of radar targets. Therefore, during testing and in systems that have been deployed, phase shift hardware is needed.

[0004] Such as patent number CN202420622904.7, a connector with adjustable electrical length, by screwing the threaded connection in the connector main shell both ends moving shell, can make that external contact piece slip along the outer elastic contact piece certain distance, simultaneously make that inner contact piece slip along the inner elastic contact piece certain distance, since the distance that external contact piece slips along the outer elastic contact piece and the distance that inner contact piece slips along the inner elastic contact piece are equal, therefore can guarantee that the electrical performance of the connector with adjustable electrical length has no change after adjusting electrical length. Therefore the connector realizes physical length change, can make that the electrical length of the connector changes, and then solves the problem of repeatedly replacing connector and other components in engineering when there is electrical length consistency requirement, simultaneously the connector with adjustable electrical length only needs a unit when used in the electrical length consistency engineering scene, can solve the problem of repeatedly replacing components.

[0005] But this connector adjusts height, needs to adjust both ends, so repeated work is carried out, to lead to work efficiency decline, increase working time. Utility model content

[0006] The utility model discloses a two-way synchronous adjustment radio frequency coaxial phase shifter, solves the problem mentioned above.

[0007] Technical scheme: a two-way synchronous adjustment radio frequency coaxial phase shifter, the radio frequency coaxial phase shifter includes: fixed conductor, inner conductor, outer conductor, adjusting nut, male connector and female connector;

[0008] In further embodiments, the inner conductor is movably mounted on the outer side of the fixed conductor, the outer conductor is movably mounted on the outer side of the inner conductor, the adjusting nut is movably mounted in the middle of the fixed conductor, and the male connector and the female connector are respectively mounted on both ends of the outer conductor.

[0009] In further embodiments, the inner conductor and the outer conductor are each provided with two, the inner conductor is externally screwed with both ends of the fixed conductor to drive the inner conductor to extend or retract according to the rotation of the fixed conductor, and the outer conductor is externally screwed with both ends of the inner conductor to drive the outer conductor to extend or retract according to the rotation of the inner conductor.

[0010] In further embodiments, the inner conductor is provided with a limiting nut.

[0011] In further embodiments, the fixed conductor, the inner conductor and the outer conductor are internally formed with a cavity, and the cavity is provided with a contact piece, both ends of the contact piece being connected with the male connector and the female connector.

[0012] In further embodiments, the male connector and the female connector are detachably mounted at both ends of the outer conductor.

[0013] Beneficial effects: the inner conductor and the outer conductor are extended or retracted through the adjusting nut, the inner conductor and the outer conductor at both ends are simultaneously extended or retracted through the rotation of the adjusting nut, thereby greatly improving the work efficiency, and the limiting nut is arranged at the middle part of the inner conductor, thereby preventing over-adjustment during the adjustment, and thereby protecting the radio frequency coaxial phase shifter. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is the expanded schematic view of the utility model.

[0015] Fig. 2 is the combined schematic view of the utility model.

[0016] Reference signs: fixed conductor 1, inner conductor 2, outer conductor 3, adjusting nut 4, male connector 5, female connector 6, limiting nut 7. DETAILED DESCRIPTION

[0017] The technical scheme of the utility model will be described clearly and completely below in combination with the drawings, obviously, the described embodiments are a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the protection scope of the utility model.

[0018] In the description of the utility model, it is necessary to explain, the term '' center '' '' upper '' '' lower '' '' left '' '' right '' '' vertical '' '' horizontal '' '' internal '' '' external '' and so on indicate the orientation or positional relation based on the orientation or positional relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms '' first '' '' second '' '' third '' are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0019] In the description of the utility model, it is necessary to explain, the term '' center '' '' upper '' '' lower '' '' left '' '' right '' '' vertical '' '' horizontal '' '' internal '' '' external '' and so on indicate the orientation or positional relation based on the orientation or positional relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms '' first '' '' second '' '' third '' are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0020] A two-way synchronous regulation radio frequency coaxial phase shifter, comprising: fixed conductor 1, inner conductor 2, outer conductor 3, adjusting nut 4, male connector 5, female connector 6, limit nut 7.

[0021] In one embodiment, as shown in Figs. 1-2 The inner conductor 2 is movably installed on the outer side of the fixed conductor 1, the outer conductor 3 is movably installed on the outer side of the inner conductor 2, the adjusting nut 4 is movably installed in the middle of the fixed conductor 1, and the male connector 5 and the female connector 6 are respectively installed at both ends of the outer conductor 3.

[0022] In one embodiment, as shown in Figs. 1-2 The inner conductor 2 and the outer conductor 3 are both provided with two, the inner conductor 2 is screwed with the outer side of both ends of the fixed conductor 1 to drive the inner conductor 2 to extend or retract according to the rotation of the fixed conductor 1, and the outer conductor 3 is screwed with the outer side of both ends of the inner conductor 2 to drive the outer conductor 3 to extend or retract according to the rotation of the inner conductor 2.

[0023] In one embodiment, as shown in Figs. 1-2 The inner conductor 2 is provided with a limit nut 7.

[0024] In one embodiment, as shown in Figs. 1-2As shown, the fixed conductor 1, the inner conductor 2 and the outer conductor 3 form a cavity, and a contact is arranged in the cavity, two ends of the contact are connected with the male connector 5 and the female connector 6.

[0025] In one embodiment, as shown in the drawings, Figs. 1-2 As shown, the male connector 5 and the female connector 6 are detachably mounted on two ends of the outer conductor 3.

[0026] Working principle: when the utility model works, first, the male connector 5 and the female connector 6 are connected with external equipment, when adjustment is needed, the adjusting nut 4 is screwed, thereby driving the fixed conductor 1 to rotate, thereby the fixed conductor 1 and the inner conductor 2 at two ends are screw-connected and matched, thereby driving the inner conductor 2 to move, when the inner conductor 2 rotates, the outer conductor 3 at two ends is screw-connected and matched, thereby driving the outer conductor 3 to move, thereby realizing extension and retraction work, thereby the utility model greatly improves work efficiency, meanwhile, the limiting nut 7 is arranged in the middle of the inner conductor 2, thereby over-adjustment during adjustment can be prevented, thereby the radio frequency coaxial phase shifter is protected.

[0027] Obviously, the above embodiments are only examples for clearly illustrating, and not limit the embodiments. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A bidirectional synchronous adjustment radio frequency coaxial phase shifter, characterized in that, The radio frequency coaxial phase shifter comprises a fixed conductor, an inner conductor, an outer conductor, an adjusting nut, a male connector and a female connector; The inner conductor is movably mounted outside the fixed conductor, the outer conductor is movably mounted outside the inner conductor, the adjusting nut is movably mounted in the middle of the fixed conductor, and the male connector and the female connector are respectively mounted at two ends of the outer conductor.

2. A bidirectional synchronous adjustment RF coaxial phase shifter according to claim 1, characterized in that, The inner conductor and the outer conductor are both provided with two, the inner conductor is screwed outside two ends of the fixed conductor to be extended or retracted according to rotation of the fixed conductor, and the outer conductor is screwed outside two ends of the inner conductor to be extended or retracted according to rotation of the inner conductor.

3. A bidirectional synchronous adjustment RF coaxial phase shifter according to claim 2, characterized in that, A limiting nut is arranged on the inner conductor.

4. The bidirectional synchronous adjustment RF coaxial phase shifter according to claim 1, wherein, The fixed conductor, the inner conductor and the outer conductor are formed with cavities, and a contact is arranged in the cavity, two ends of the contact being connected with the male connector and the female connector.

5. The bidirectional synchronous adjustment RF coaxial phase shifter according to claim 1, wherein, The male connector and the female connector are detachably mounted at two ends of the outer conductor.

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