Strip line type annular isolator

Abstract

The utility model discloses a strip line type annular isolator, and relates to the technical field of annular isolators. The lower inner wall of the shell is fixedly connected with an annular ferrite, the top end of the shell is movably clamped with a protective cover matched with the annular ferrite for use, a central conductor is arranged on the outer surface of the annular ferrite in a penetrating manner, and one end, opposite to the annular ferrite, of the central conductor penetrates through the inner wall of the shell; the inner wall of the mounting groove is provided with a shielding assembly, the outer surface of the shell is provided with a reinforcing mechanism used in cooperation with the center conductor, through the reinforcing mechanism, a wire connected with the center of the conductor can be reinforced conveniently, the situation of loosening or wire breaking is avoided, and normal use of the annular isolator is ensured; the influence of external environmental factors on the isolation performance is reduced, and the isolation effect of the annular isolator is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to annular isolator technical field, concretely is a kind of band line annular isolator. BACKGROUND

[0002] With the rapid development of wireless communication, satellite communication, radar and other fields, the performance requirements of signal isolator are also higher and higher, and the band line annular isolator can meet the strict requirements of signal isolation in these fields due to its unique performance advantages, for example, in wireless communication system, the band line annular isolator can be used to isolate transmitting and receiving circuits to prevent the interference of transmitting signal to receiving circuit and improve communication quality, and in satellite communication and radar system, the band line annular isolator can be used to protect sensitive receiving equipment and prevent the influence of external interference signal.

[0003] Firstly, the conductor center in the existing annular isolator is not connected firmly with the wire, which is easy to loosen or break, thereby affecting the normal use of the arc-shaped isolator structure; secondly, the shell part of the existing annular isolator is not provided with an auxiliary shielding structure, which may be affected by external environmental factors such as temperature, humidity, magnetic field change and the like, resulting in fluctuation of isolation performance, thereby reducing the isolation effect of the annular isolator. SUMMARY

[0004] In order to solve the problem that the conductor center in the annular isolator is not connected firmly with the wire and the isolation effect of the annular isolator is poor; the utility model aims to provide a band line annular isolator.

[0005] To solve the above technical problems, the utility model discloses the following technical scheme: a band line formula annular isolator, including the shell, the shell is annular ferrite provides stable installation environment, protects it from external physical damage, the lower inner wall of the shell is fixedly connected with annular ferrite, the top of the shell swing joint has the protective cover of cooperation annular ferrite use, the protective cover can play the protection effect to the internal structure, the outer surface of annular ferrite is equipped with center conductor and passes through, and the one end of center conductor is away from annular ferrite and passes through the inner wall of shell, and center conductor realizes the transmission of signal, and the setting of passing through ensures the stability and reliability of signal transmission, the top of the shell is equipped with the installation slot, and the inner wall of installation slot is provided with shielding assembly, and shielding assembly can stably play the role, improve the anti -interference ability of isolator, the outer surface of the shell is provided with the reinforcing mechanism of cooperation center conductor use, and reinforcing mechanism can stably fix the wire connected with center conductor, prevent its slack, the reinforcing mechanism includes support plate, one end of support plate is fixedly connected with one end of shell, the top of support plate one side is fixedly connected with base, and the top of base is fixedly connected with wire ring, and wire ring is convenient for passing through the wire connected with center conductor, the top of base both sides is equipped with the sliding slot, and the lower inner wall of two sliding slots is slidably connected with connecting rod, and the sliding slot provides sliding track for connecting rod, so that connecting rod can be adjusted according to the position of need, adapt to the wire fixing of different size, the one end of two connecting rods opposite sides is equipped with reinforcing plate and is fixedly connected with the outer surface of wire ring, and reinforcing plate can be clamped and fixed to the wire connected with center conductor, ensure that the wire does not slacken or fall off in the process of use, the lower part of one end of two connecting rods is equipped with the first positioning hole, one end of base is equipped with recess, and the inner wall of one side of recess is equipped with the second positioning hole of cooperation first positioning hole use, and the inner wall of first positioning hole and second positioning hole are commonly screwed with adjusting bolt, and through the cooperation of adjusting bolt and first positioning hole and second positioning hole, the position of connecting rod can be conveniently adjusted, and then the clamping force of reinforcing plate is adjusted, and then the wire is better reinforced, and the stability of wire and center conductor connection is improved, to guarantee the normal use of annular isolator structure.

[0006] Preferably, the shielding assembly includes a protective layer body, one end of the protective layer body is fixedly connected with the inner wall of one side of the installation slot, the protective layer body can protect the shielding assembly, one end of the protective layer body is fixedly connected with a magnetic shielding layer body, the magnetic shielding layer body can effectively block the interference of external magnetic fields, improve the performance stability of the isolator, one end of the magnetic shielding layer body away from the protective layer body is fixedly connected with an insulating layer, the insulating layer can prevent short circuit between the conductive layer and the magnetic shielding layer body, ensure the normal work of the shielding assembly, and one end of the insulating layer away from the magnetic shielding layer body is fixedly connected with a conductive layer, the conductive layer can guide the external electromagnetic field to the ground, further improve the anti-interference ability of the isolator.

[0007] Compared with the prior art, the utility model has the beneficial effects that:

[0008] 1、 The present application through the setting of reinforcing mechanism structure, can play to facilitate the wire connected with the conductor center reinforcing, avoid appearing loose or broken wire condition, ensure the normal use of ring isolator;

[0009] 2、 The present application through the setting of shielding assembly structure, play the role of auxiliary shielding isolation, reduce the influence of external environmental factors on the isolation performance, improve the isolation effect of ring isolator. BRIEF DESCRIPTION OF DRAWINGS

[0010] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in the embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0011] Figure 1 It is the structure schematic diagram of the utility model.

[0012] Figure 2 It is the structure schematic diagram of the utility model.

[0013] Figure 3 It is the reinforcing mechanism structure schematic diagram of the utility model.

[0014] Figure 4 It is the reinforcing mechanism structure schematic diagram of the utility model Figure 3 It is the structure enlarged schematic diagram of A in the utility model.

[0015] Figure 5 It is the shielding assembly explosive type structure schematic diagram of the utility model.

[0016] In the drawing: 1, shell;2, reinforcing mechanism;21, support plate;22, base;23, wire ring;24, reinforcing plate;25, connecting rod;26, recess;27, adjusting bolt;28, second positioning hole;29, sliding slot;201, first positioning hole;3, shielding assembly;31, protective layer body;32, magnetic shielding layer body;33, insulating layer;34, conductive layer;4, mounting plate;5, connecting bolt;6, protective cover;7, mounting groove;8, center conductor;9, ring ferrite. DETAILED DESCRIPTION

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Example: Figures 1-5 As shown, this utility model provides a wired annular isolator, including a housing 1. An annular ferrite 9 is fixedly connected to the lower inner wall of the housing 1. A protective cover 6, which is used in conjunction with the annular ferrite 9, is movably engaged at the top of the housing 1. A central conductor 8 penetrates the outer surface of the annular ferrite 9, and one end of the central conductor 8 facing away from the annular ferrite 9 penetrates the inner wall of the housing 1. A mounting groove 7 is formed at the top of the housing 1, and a shielding component 3 is provided on the inner wall of the mounting groove 7. A mating central conductor 8 is provided on the outer surface of the housing 1. The reinforcing mechanism 2 used in the conductor 8 includes a support plate 21. One end of the support plate 21 is fixedly connected to one end of the outer shell 1. A base 22 is fixedly connected to one side of the top of the support plate 21, and a conductor ring 23 is fixedly connected to the top of the base 22. Sliding grooves 29 are provided on both sides of the top of the base 22, and connecting rods 25 are slidably connected to the lower inner walls of both sliding grooves 29. One end of each connecting rod 25 passes through the outer surface of the conductor ring 23 and is fixedly connected to a reinforcing plate 24. Each of the connecting rods 25 has a first positioning hole 201 at one end of its lower part. The base 22 has a groove 26 at one end, and a second positioning hole 28 that works with the first positioning hole 201 is formed on one side of the inner wall of the groove 26. The inner walls of the first positioning hole 201 and the second positioning hole 28 are threaded together with an adjusting bolt 27. The outer shell 1 is a ring-shaped ferrite 9 that provides an installation environment and protection. The protective cover 6 protects the internal structure. The center conductor 8 realizes signal transmission. The mounting groove 7 provides an installation position for the shielding component 3. The reinforcement mechanism 2 can fix the wire connected to the center conductor 8 and improve the stability of the connection. The support plate 21 supports the reinforcement mechanism 2. The base 22 provides an installation base for the wire ring 23. The sliding groove 29 allows the connecting rod 25 to be adjusted in position. The reinforcement plate 24 clamps the wire connected to the center conductor 8. The adjusting bolt 27 works with the first positioning hole 201 and the second positioning hole 28 to adjust the clamping force, thereby better reinforcing the connected wire and improving the stability of the connection to ensure the normal operation of the ring isolator structure.

[0019] The shielding assembly 3 comprises a protective layer body 31, one end of the protective layer body 31 is fixedly connected with the inner wall of one side of the mounting groove 7, one end of the protective layer body 31 is fixedly connected with a magnetic shielding layer body 32, the end of the magnetic shielding layer body 32 away from the protective layer body 31 is fixedly connected with an insulating layer 33, and the end of the insulating layer 33 away from the magnetic shielding layer body 32 is fixedly connected with a conductive layer 34, the protective layer body 31 protects the shielding assembly 3, the magnetic shielding layer body 32 blocks external magnetic field interference, the insulating layer 33 prevents short circuit, and the conductive layer 34 guides external electromagnetic field to the ground, thereby improving the isolation effect of the annular isolator structure.

[0020] The mounting plate 4 is movably arranged at one end of the shell 1 and the protective cover 6, and the mounting plate 4 movably penetrates the center conductor 8, and the mounting plate 4 is threadedly connected with the connecting bolt 5 at one end of the shell 1 and one end of the protective cover 6, and the mounting plate 4 and the connecting bolt 5 further fix the shell 1 and the protective cover 6, thereby ensuring the protection of the internal structure.

[0021] The upper inner wall of the protective cover 6 is made of heat dissipation material, which helps the isolator to dissipate heat and improve its working stability and service life.

[0022] The two reinforcing plates 24 are arc-shaped and mirror-imaged, and the inner walls of the two reinforcing plates 24 are made of anti-skid material, so that the arc-shaped and mirror-imaged reinforcing plates 24 better fit the wires connected to the center conductor 8, and the anti-skid material ensures firm clamping.

[0023] The wire ring 23 and the center conductor 8 are concentrically arranged, which facilitates the connection of the wires passing through the wire ring 23 to the center conductor 8 and is conducive to signal transmission.

[0024] The reinforcing mechanism 2 and the shielding assembly 3 are provided in multiple groups, which improves the fixing effect of the wires connected to the center conductor 8 and the anti-interference ability of the isolator.

[0025] The protective layer body 31, the magnetic shielding layer body 32, the insulating layer 33 and the conductive layer 34 are of the same size, and the bottom ends of the protective layer body 31, the magnetic shielding layer body 32, the insulating layer 33 and the conductive layer 34 are fixedly connected with the lower inner wall of the mounting groove 7, which ensures the integrity and stability of the shielding assembly 3.

[0026] Working principle: first, install the annular ferrite 9 in the shell 1, then install the protective cover 6 at the top end of the shell 1 by using the mounting plate 4 and the connecting bolt 5, so as to protect the internal structure of the isolator structure.

[0027] Then, the corresponding wires are connected together with the center conductor 8.

[0028] Then, by reinforcing mechanism 2, make the connecting rod 25 in the base 22 in the sliding groove 29 movement, so that the connecting rod 25 connecting the reinforcing plate 24 and the outer surface of the wire through the wire ring 23 contact position of the wire.

[0029] Then, by adjusting screw 27 with the first positioning hole 201 and the second positioning hole 28 with the use of the connecting rod 25 is positioned, and then realize for the center conductor 8 connecting the wire stable fixed, improve the stability of the connection.

[0030] At the same time, in the annular isolator structure operation, through the installation groove 7 in the shielding assembly 3, the protection layer body 31 protects the shielding assembly 3, the magnetic shielding layer body 32 blocks the external magnetic field interference.

[0031] The insulating layer 33 prevents short circuit, the conductive layer 34 will be guided to the ground outside the electromagnetic field, improve the isolation effect of the annular isolator structure can.

[0032] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and its equivalent technology, the present application also intends to include these changes and variations.

Claims

1. A strip line toroidal isolator comprising a housing (1) characterised in that: The lower inner wall of the shell (1) is fixedly connected with an annular ferrite (9), the top end of the shell (1) is movably connected with a protective cover (6) matched with the annular ferrite (9), the outer surface of the annular ferrite (9) is provided with a center conductor (8), one end of the center conductor (8) away from the annular ferrite (9) penetrates through the inner wall of the shell (1), the top end of the shell (1) is provided with a mounting groove (7), and the inner wall of the mounting groove (7) is provided with a shielding assembly (3), and the outer surface of the shell (1) is provided with a reinforcing mechanism (2) matched with the center conductor (8). The reinforcing mechanism (2) comprises a supporting plate (21), one end of the supporting plate (21) is fixedly connected with one end of the shell (1), the top end of the supporting plate (21) is fixedly connected with a base (22), and the top end of the base (22) is fixedly connected with a wire ring (23), the top end of the base (22) is provided with a sliding groove (29) on both sides, and the lower inner wall of the two sliding grooves (29) is movably connected with a connecting rod (25), one end of the connecting rod (25) penetrates through the outer surface of the wire ring (23) and is fixedly connected with a reinforcing plate (24), and the first positioning hole (201) is arranged on the lower part of one end of the connecting rod (25). The one end of the base (22) is provided with a recess (26), and the inner wall of one side of the recess (26) is provided with a second positioning hole (28) matched with the first positioning hole (201), and the inner wall of the first positioning hole (201) and the inner wall of the second positioning hole (28) are threadedly connected with an adjusting bolt (27).

2. A stripline annular isolator as claimed in claim 1, characterised in that: The shielding assembly (3) comprises a protective layer body (31), one end of the protective layer body (31) is fixedly connected with the inner wall of one side of the mounting groove (7), one end of the protective layer body (31) is fixedly connected with a magnetic shielding layer body (32), one end of the magnetic shielding layer body (32) away from the protective layer body (31) is fixedly connected with an insulating layer (33), and one end of the insulating layer (33) away from the magnetic shielding layer body (32) is fixedly connected with a conductive layer (34).

3. A stripline annular isolator as claimed in claim 1, characterised in that: The one end of the shell (1) and the protective cover (6) is movably provided with a mounting plate (4), and the mounting plate (4) movably penetrates through the center conductor (8), and the one end of the mounting plate (4) and the one end of the shell (1) and the protective cover (6) are threadedly connected with a connecting bolt (5).

4. A wire-type annular isolator as described in claim 1, characterized in that: The upper inner wall of the protective cover (6) is made of heat dissipation material.

5. A wire-type annular isolator as described in claim 1, characterized in that: The two reinforcing plates (24) are in arc shape and are mirror image distributed, and the inner walls of the two reinforcing plates (24) are made of anti-skid material.

6. A stripline annular isolator as claimed in claim 1, characterised in that: The wire ring (23) and the center conductor (8) are concentrically arranged.

7. A wire-type annular isolator as described in claim 1, characterized in that: The reinforcing mechanism (2) and the shielding assembly (3) are provided with multiple groups.

8. A stripline annular isolator as claimed in claim 2, characterised in that: The protective layer body (31), the magnetic shielding layer body (32), the insulating layer (33) and the conductive layer (34) are the same size, and the bottom ends of the protective layer body (31), the magnetic shielding layer body (32), the insulating layer (33) and the conductive layer (34) are fixedly connected with the lower inner wall of the mounting groove (7).

Images