High-power broadband strip line isolator

Abstract

The utility model discloses a high-power broadband strip line isolator, and relates to the technical field of isolators. The isolator comprises a shell, a cover plate is arranged at the upper end of the shell in a clamped mode, connecting mechanisms are arranged on the two sides of the shell and used for providing a stable connecting mode, a plurality of fixing mechanisms are arranged at the lower end of the shell and used for fixing the isolator conveniently, and each connecting mechanism comprises a connecting base. A connecting opening is fixedly formed in one side of the connecting base, a plurality of stabilizing teeth are fixedly arranged at one end of the connecting opening, and a connecting cylinder is arranged on the outer surface of the connecting opening in a threaded sleeving mode. And the threaded sleeving of the connecting cylinder and the connecting port provides a convenient assembly and disassembly mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of isolator, concretely to a high -power wideband band line isolator. BACKGROUND

[0002] As the name implies, the RF isolator is mainly used for isolating the reflection of the upstream signal chain components (usually more sensitive components) from the downstream components. For the RF isolator, it is crucial to have a well-matched termination in the reverse port to optimize the isolation. With a well-matched termination on the reverse port, most of the reflected / reversed signal energy from the output port will be directed to the termination and dissipated and heated.

[0003] However, the prior art still has the following problems:

[0004] The traditional connection mode is prone to instability due to loosening or external force, and at the same time, the assembly method is often complex and tedious, and the assembly and disassembly process requires a lot of time. In addition, the positioning is often inaccurate in the connection mode.

[0005] To solve the above problems, the inventors propose a high-power wideband band line isolator to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to solve the problem of unstable connection caused by loosening or external force; the purpose of the utility model is to provide a high-power wideband band line isolator.

[0007] To solve the above technical problems, the utility model adopts the following technical scheme: a high-power wideband band line isolator, comprising a shell, a cover plate is clamped at the upper end of the shell, connecting mechanisms are arranged on both sides of the shell, the connecting mechanisms are used to provide a stable connection mode, a plurality of fixing mechanisms are arranged at the lower end of the shell, the fixing mechanisms are used to facilitate the fixing of the isolator, the connecting mechanism comprises a connecting base, a connecting port is fixed on one side of the connecting base, a plurality of stable teeth are fixed on one end of the connecting port, a connecting cylinder is threadedly sleeved on the outer surface of the connecting port, a stable port matched with the plurality of stable teeth is formed on one side of the connecting cylinder, and a plurality of positioning holes matched with each other are formed on one side of the connecting base and both sides of the shell.

[0008] Preferably, the fixing mechanism comprises a fixing cylinder, a fixing plate is fixed on one side of the fixing cylinder, a plurality of expansion grooves are formed on the outer surface of the fixing cylinder, a plurality of expansion strips are fixed on the outer surface of the fixing cylinder, a screw rod is slidably inserted into the inner surface of the fixing cylinder, an expansion rod is fixed on one end of the screw rod, an expansion block matched with the expansion groove is fixed on one end of the expansion rod, and a nut is threadedly sleeved on the outer surface of the screw rod.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] 1、 The utility model discloses a connecting mechanism, realized firm and flexible connecting mode, wherein the cooperation of firm tooth and firm mouth enhances the stability of connection, and the threaded sleeve of connecting cylinder and connecting mouth provides the convenient assembly and disassembly mode, and the design of positioning hole further ensures the accurate positioning and fixing between connecting mechanism and shell. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0012] Fig. 1 It is the structure schematic diagram of the utility model.

[0013] Fig. 2 It is the structure section schematic diagram of the connecting mechanism of the utility model.

[0014] Fig. 3 It is the structure schematic diagram of the utility model fixed mechanism.

[0015] In the drawing: 1, shell, 2, connecting mechanism, 3, fixed mechanism, 4, cover plate, 20, connecting base, 21, connecting mouth, 22, firm tooth, 23, firm mouth, 24, connecting cylinder, 25, clamping mouth, 26, clamping block, 27, positioning hole, 28, connecting hole, 30, fixed cylinder, 31, expansion strip, 32, expansion groove, 33, expansion block, 34, expansion rod, 35, screw rod, 36, nut, 37, wear-resistant rubber ring, 38, fixed plate. DETAILED DESCRIPTION

[0016] The technical scheme in the embodiment of the utility model will be clearly and completely described in combination with the drawings in the embodiment of the utility model, and obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0017] Embodiment: as Figs. 1-3The utility model provides a kind of high-power broadband band line isolator, shell 1 is main structure, its upper end is engaged with cover plate 4 to realize closure, the both sides of shell 1 are equipped with connecting mechanism 2, for being connected with other equipment or component, the lower end of shell 1 is equipped with multiple fixed mechanisms 3, for fixing entire isolator in specific position, connecting mechanism 2 specifically includes connecting base 20, one side of connecting base 20 is fixed with connecting port 21, one end of connecting port 21 is also fixed with multiple stable teeth 22, to enhance the stability of connection, in addition, the outer surface of connecting port 21 is threadedly equipped with connecting barrel 24, one side of connecting barrel 24 is equipped with stable port 23 for cooperation with stable tooth 22, simultaneously, one side of connecting base 20 and the both sides of shell 1 are equipped with multiple positioning holes 27 for cooperation, to ensure accurate positioning between connecting mechanism 2 and shell 1.

[0018] By the cooperation of the clamping block 26 on the inner surface of the shell 1 and the clamping port 25 on the upper end of the cover plate 4, the cover plate 4 and the shell 1 are quickly and stably clamped, which facilitates disassembly and installation, improves the maintenance convenience of the isolator, the connecting holes 28 on the both sides of the shell 1 provide accurate assembly positions for the connecting mechanism 2, ensure the accurate docking of the connecting port 21, enhance the connection stability and data transmission efficiency, the stable teeth 22 on one side of the connecting port 21 are made of elastic material and are distributed in a ring shape, effectively enhancing the stability of the connecting mechanism 2 when stressed, preventing loosening, and improving the connection reliability and service life of the isolator.

[0019] The fixed mechanism 3 is mainly composed of a fixed barrel 30, one side of the fixed barrel 30 is fixed with a fixed plate 38, the outer surface of the fixed barrel 30 is not only provided with multiple expansion grooves 32, but also is fixed with multiple expansion strips 31, to enhance the grip or fixing force when fixed, the inner surface of the fixed barrel 30 is slidably inserted with a screw rod 35, one end of the screw rod 35 is fixed with an expansion rod 34, one end of the expansion rod 34 is also fixed with an expansion block 33 for cooperation with the expansion groove 32, when the screw rod 35 is rotated, the expansion block 33 will move in the expansion groove 32 and expand the fixed barrel 30, to realize the fixing effect, in addition, the outer surface of the screw rod 35 is also threadedly equipped with a nut 36, for locking the screw rod 35 and fixing the positions of the expansion rod 34 and the expansion block 33.

[0020] The wear-resistant rubber ring 37 on the outer surface of the screw rod 35 not only increases the friction between the screw rod 35 and the fixed plate 38 and the nut 36 to prevent loosening, but also reduces the direct friction between metal parts, prolongs the service life of the fixing mechanism 3, and the expansion strips 31 on the outer surface of the fixing cylinder 30 are distributed at equal intervals, so that the expansion force is more uniform, and the stability and fastening effect of the fixing mechanism 3 during installation are improved, which is suitable for installation surfaces with different hardnesses. The annular expansion groove 32 on the outer surface of the fixing cylinder 30 is designed to be used in cooperation with the expansion block 33, so that the expansion force can be more effectively utilized to achieve a tighter fixing effect and enhance the stability of the isolator in the installation position.

[0021] Working principle: when it is necessary to connect the high-power wideband band line isolator with other equipment through a cable, the connecting cylinder 24 is rotated and sleeved on the connecting port 21, at this time, the stable port 23 on the connecting cylinder 24 will cooperate with the stable tooth 22 at one end of the connecting port 21, and through the fastening effect of the thread, the stable tooth 22 will be clamped into the stable port 23, thereby enhancing the stability of the connection, and at the same time, the connecting base 20 cooperates with the positioning hole 27 on the shell 1 to ensure the accurate positioning between the connecting mechanism 2 and the shell 1, preventing misalignment or loosening during the connection process.

[0022] When it is necessary to fix the high-power wideband band line isolator at a specific position, first, the fixing cylinder 30 is matched with the reserved hole in the shell 1 to preliminarily fix the installation surface, then the screw rod 35 is slidably inserted from the inner surface of the fixing cylinder 30, and the nut 36 is rotated to push the screw rod 35 to move outward of the fixing cylinder 30, with the movement of the screw rod 35, the expansion rod 34 and the expansion block 33 fixed at one end thereof will also move and expand the expansion groove 32 and the expansion strip 31 on the outer surface of the fixing cylinder 30, so that a strong frictional force or clamping force is generated between the fixing mechanism 3 and the installation surface, thereby realizing a stable fixing effect.

[0023] 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 fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A high power wideband line isolator comprising a housing (1), characterized in that: The upper end of the shell (1) is matched with a cover plate (4), both sides of the shell (1) are provided with a connecting mechanism (2), and the lower end of the shell (1) is provided with a plurality of fixing mechanisms (3). The connecting mechanism (2) comprises a connecting base (20), one side of the connecting base (20) is fixedly provided with a connecting port (21), one end of the connecting port (21) is fixedly provided with a plurality of stable teeth (22), the outer surface of the connecting port (21) is threadedly provided with a connecting barrel (24), one side of the connecting barrel (24) is provided with a stable port (23) matched with the plurality of stable teeth (22), and a plurality of positioning holes (27) matched with each other are formed in one side of the connecting base (20) and the two sides of the shell (1).

2. A high power wideband line isolator as claimed in claim 1, wherein, The fixing mechanism (3) comprises a fixing barrel (30), one side of the fixing barrel (30) is fixedly provided with a fixing plate (38), the outer surface of the fixing barrel (30) is provided with a plurality of expansion grooves (32), the outer surface of the fixing barrel (30) is fixedly provided with a plurality of expansion strips (31), the inner surface of the fixing barrel (30) is slidably provided with a screw rod (35), one end of the screw rod (35) is fixedly provided with an expansion rod (34), one end of the expansion rod (34) is fixedly provided with an expansion block (33) matched with the expansion groove (32), and the outer surface of the screw rod (35) is threadedly provided with a nut (36).

3. A high power wideband line isolator as recited in claim 1, wherein, The inner surface of the shell (1) is fixedly provided with a plurality of clamping blocks (26), and the upper end of the cover plate (4) is provided with a plurality of clamping ports (25) matched with the plurality of clamping blocks (26) respectively.

4. A high power wideband line isolator as recited in claim 1, wherein, Both sides of the shell (1) are provided with connecting holes (28) matched with the two connecting ports (21) respectively.

5. A high power wideband line isolator as recited in claim 1, wherein, The plurality of stable teeth (22) are annularly distributed on one side of the two connecting ports (21) respectively, and the plurality of stable teeth (22) are all made of elastic material.

6. A high power wideband line isolator as recited in claim 2, wherein, The outer surface of the screw rod (35) is slidably provided with a wear-resistant rubber ring (37) matched with the fixing plate (38) and the nut (36).

7. A high power wideband line isolator as recited in claim 2, wherein, The plurality of expansion strips (31) are equidistantly distributed on the outer surface of the plurality of fixing barrels (30) respectively.

8. A high power wideband line isolator as recited in claim 2, wherein, The plurality of expansion grooves (32) are annularly distributed on the outer surface of the plurality of fixing barrels (30) respectively.

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