K-band high-power extra-small double-section assembly

Abstract

The utility model discloses a k-band high-power extra-small double-section assembly, which comprises a double-section assembly body, a cavity, a cover plate, a clip, an inner conductor, gyromagnetic ferrites, permanent magnets, dielectric rings and a load, the four gyromagnetic ferrites at the upper end of the cavity are respectively placed in circular cavities of the four dielectric rings, the inner conductor is clamped among the four gyromagnetic ferrites, and the load is arranged on the cover plate. Three leads of the inner conductor are led out of the cavity and are fixed by the dielectric block at the port of the dielectric ring, the other lead is welded on the load, the clip is placed in the lead, the two permanent magnets are placed on the clip, and the two cover plates are covered on the clip. According to the utility model, advantages of convenient use, high frequency, wide bandwidth, high isolation, large power, small size, and good working stability at a limiting temperature are realized, and the upper surface and the lower surface of the inner inverted body are respectively coated with a layer of 705 silicone rubber, thereby playing a better role in insulation and sparking prevention, and being capable of bearing a larger peak power requirement.

Description

TECHNICAL FIELD

[0001] The utility model relates to isolator technical field especially relates to a k wave band high -power special small double -section subassembly. BACKGROUND

[0002] Under the influence of information fast and rapid development, microwave communication has become the main means of communication, and the application of microwave electronic equipment is becoming more and wide, and the performance requirement of whole machine is greatly improved, and the performance index of ferrite circulator is also higher, and the performance of single-section isolator can not basically meet the whole machine system of high isolation and high power, and the working frequency range of existing multi-section isolator is low, and it cannot meet the requirements of wide frequency, high isolation and high power, therefore, the technical personnel in the art provides a k wave band high -power special small double -section subassembly to solve the problems in the above background technology. SUMMARY

[0003] The utility model discloses a k wave band high -power special small double -section subassembly to solve the shortcomings in the prior art.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A k wave band high -power special small double -section subassembly, including: double -section subassembly body, cavity, apron, clip, inner conductor, gyromagnetic ferrite, permanent magnet, dielectric ring, load, four gyromagnetic ferrites of cavity upper end are placed in the round cavity of four dielectric rings respectively, and the inner conductor is clamped between four gyromagnetic ferrites, and three lead lines of the inner conductor are led to the outside of the cavity and are fixed by using the dielectric block of the dielectric ring port, and the other lead line is welded on the load, is put into the clip, and two permanent magnets are placed on the clip, and two aprons are covered, and the inner conductor lead line of both sides protrudes the cavity in the middle, and three ports are equipped on the double -section subassembly body.

[0006] As a further scheme of the utility model, the cavity and two aprons are fixed by rotating screw, and the inner conductor and the dielectric ring embedded in four gyromagnetic ferrites are tightly pressed in the cavity, and two aprons and the cavity are glued on the cavity by thread fastening glue.

[0007] As a further scheme of the utility model, four gyromagnetic ferrites are nickel-zinc ferrite, the dielectric ring is polytetrafluoroethylene dielectric ring, the permanent magnet is samarium-cobalt permanent magnet, and the load is radio frequency load.

[0008] As a further scheme of the utility model, the dielectric ring is integrally designed, and the inner conductor lead line of the port can be tightly pressed while fixing gyromagnetic ferrite in the double -section subassembly, to prevent the lead line from moving.

[0009] As a further scheme of the utility model, the double-section assembly is a single-section isolator and a single-section circulator connected in series, and the reverse isolation degree between the ports is twice of the single-section.

[0010] As a further scheme of the utility model, the double-section assembly rotating magnetic ferrite is power material, and the inner body is designed without sharp edges and corners.

[0011] The utility model has the advantages of:

[0012] The utility model discloses a k wave band high-power very small double-section assembly, convenient to use, high frequency, wide bandwidth, high isolation, large power, small volume, good working stability under limit temperature, and a layer of 705 silicon rubber is coated on the upper and lower surfaces of the inner body, better insulation and anti-sparking effect are achieved, and the requirement of bearing greater peak power can be met. DRAWINGS

[0013] Figure 1 The utility model provides a kind of overall structure schematic diagram of k wave band high-power very small double-section assembly;

[0014] Figure 2 The utility model provides a kind of exploded structure schematic diagram of k wave band high-power very small double-section assembly.

[0015] In the drawing: cavity 1;Load 2;Dielectric ring (3a, 3b);Rotating magnetic ferrite (4a, 4b, 4c, 4d);Inner body 5;Clip 6;Permanent magnet (7a, 7b);Cover plate (8a, 8b);Port (1a, 1b, 1c). DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and apparently, the described embodiments only are part of the embodiments of the utility model, not all the embodiments. It should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "setting" should be understood in broad sense, and the specific meanings of the above terms in the patent can be understood by those skilled in the art according to specific circumstances.

[0017] REFERENCE Figure 2The utility model provides a kind of k-band high-power very small double-section assembly, its structure includes: double-section assembly body, cavity 1, cover plate 8a, 8b, clip 6, inner conductor 5, spin magnetic ferrite 4a, 4b, 4c, 4d, permanent magnet 7a, 7b, dielectric ring 3a, 3b, load 2, two pieces of spin magnetic ferrite 4a, 4b on the upper end of cavity 1 are placed in the circular cavity of dielectric ring 3a respectively, spin magnetic ferrite 4a is placed in large ring, spin magnetic ferrite 4b is placed in small ring, inner conductor 5 is clamped between four pieces of spin magnetic ferrite 4a, 4b, 4c, 4d, a layer of 705 silicone rubber is coated on the upper and lower surfaces of inner body, better insulation and anti-arcing effect is achieved, three leads of inner conductor 5 are led out of cavity 1 and are compressed and fixed using integrated dielectric ring 3a, another lead is welded together with load 2, dielectric ring 3b is placed above inner body 5;Two pieces of spin magnetic ferrite 4c, 4d are placed in the corresponding rings of dielectric ring 3a, 3b, 4c is placed in large ring, 4d is placed in small ring, clip 6 is placed in dielectric ring 3b, two pieces of permanent magnet 7a, 7b are placed above clip 6, 7a is placed in large cavity, 7b is placed in small cavity, a layer of thread fastening glue is coated on the threads of cover plate 8a, 8b, cover plate 8a, 8b are fixed on cavity 8a by screwing, 8a is fixed in large cavity, 8b is fixed in small cavity, double-section assembly body is in series connection with a single-section isolator and a single-section circulator, the reverse isolation degree between port 1a and port 1b is twice of single-section.

[0018] Refer to Figure 1 , 1a, 1b, 1c respectively represent three ports of double-section assembly body, if the port "1a" is taken as input end, "1b" is taken as output end, then the transmission direction of electromagnetic wave signal through circulator is 1a→1b, so the reverse isolation degree between 1a→1b is the sum of two single-section reverse isolation degrees.

[0019] In the utility model, spin magnetic ferrite 4a, 4b, 4c, 4d is nickel-zinc ferrite, dielectric ring 3a, 3b is polytetrafluoroethylene dielectric ring, permanent magnet 7a, 7b is samarium-cobalt permanent magnet, load 2 is radio frequency body load;

[0020] In the utility model, three leads of inner conductor 5 extend out of cavity 1, and are connected with external circuit board, to realize electrical performance connection, another lead of inner conductor 5 is connected with load 2;

[0021] In the utility model, dielectric ring 3a, 3b is integrated design, and it can compress the lead of inner conductor 5 of port 1a, 1b, 1c while fixing spin magnetic ferrite 4a, 4b, 4c, 4d in a kind of wideband high-isolation four-section assembly, to prevent lead movement;

[0022] In the utility model, the double-section assembly body is a single-section isolator and a single-section circulator in series, so the reverse isolation degree between port 1a and port 1b is twice that of the single section.

[0023] In the utility model, the double-section assembly rotating magnetic ferrite 4a, 4b, 4c and 4d is power material, the inner body is designed without sharp edges and corners, and is coated with 705 silicone rubber, so as to play the role of insulation and prevent the inner body 5 from sparking, and can withstand the requirement of greater peak power.

[0024] The main technical indexes of the circulator are as follows:

[0025]

[0026] In the application, the structures and connection relations not described in detail are prior art, and the structures and principles are well-known technology, which will not be repeated here.

[0027] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A k-band high power subminiature dual section assembly, characterized by, It includes: Double section component body, cavity (1), cover plate (8a, 8b), clamps (6), inner conductor (5), spin magnetic ferrite (4a, 4b, 4c, 4d), permanent magnet (7a, 7b), dielectric ring (3a, 3b), load (2), the four spin magnetic ferrite (4a, 4b, 4c, 4d) on the upper end of the cavity (1) is placed in the round cavity of four dielectric rings (3a, 3b) respectively, the inner conductor (5) is clamped between the four spin magnetic ferrite (4a, 4b, 4c, 4d), three leads of the inner conductor (5) are led out of the cavity (1) and fixed by the dielectric block of the dielectric ring (3a, 3b) port, the other lead is welded on the load (2), put into the clamp 6, and put two permanent magnets (7a, 7b) on the clamp (6), cover two cover plates (8a, 8b), the inner conductor lead of both sides protrudes from the cavity (1), the double section component body is provided with three ports (1a, 1b, 1c).

2. A k-band high power subminiature dual section assembly according to claim 1, characterized in that, The cavity (1) and the two cover plates (8a, 8b) are fixed by spin screw, and the inner conductor (5) and the dielectric ring (3a, 3b) embedded in the four spin magnetic ferrite (4a, 4b, 4c, 4d) are tightly pressed in the cavity, and the two cover plates 8a, 8b) and the cavity (1) are tightly fastened and glued on the cavity (1) by thread.

3. A k-band high power subminiature dual section assembly according to claim 1, wherein Four spin magnetic ferrite (4a, 4b, 4c, 4d) is nickel zinc ferrite, the dielectric ring (3a, 3b) is polytetrafluoroethylene dielectric ring, the permanent magnet (7a, 7b) is samarium cobalt permanent magnet, and the load (2) is radio frequency load.

4. A k-band high power subminiature dual section assembly according to claim 1, wherein The dielectric ring (3a, 3b) is designed as a whole, and the spin magnetic ferrite (4a, 4b, 4c, 4d) in the double section component can press the inner conductor (5) lead of the port tightly, preventing the lead from moving.

5. A k-band high power subminiature dual section assembly according to claim 1, wherein The double section component is a single section isolator and a single section circulator in series, and the reverse isolation degree between the port (1a) and the port (1b) is twice that of the single section.

6. A k-band high power subminiature dual section assembly according to claim 1, wherein The spin magnetic ferrite (4a, 4b, 4c, 4d) of the double section component is power material, and the inner body is designed without sharp edges and corners.

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