Right-angle radio frequency coaxial connector capable of preventing falling off

Abstract

The utility model discloses an anti-drop right-angle radio frequency coaxial connector, which comprises a right-angle connecting female head and a right-angle connecting male head plugged with the right-angle connecting female head, the opposite end parts of the right-angle connecting female head and the right-angle connecting male head are respectively and rotatably provided with an internal thread bushing and an external thread bushing; the inner threaded sleeve rotates around the central axis of the end of the right-angle connection female head and is in threaded fit with the outer threaded sleeve, and four pull rod anti-disengaging structures are installed on the outer wall of the periphery of the inner threaded sleeve at equal intervals. The pull rod anti-falling structure and the four-point type connecting piece are added, so that the male head and the female head can be effectively locked, the risk of loosening or falling of threads in the connecting process is reduced, the stability of the connector can be improved, the influence of vibration on the stability of the connector can be effectively reduced, and the reliability of signal transmission is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of radio frequency connector, concretely is a right angle radio frequency coaxial connector of preventing falling off. BACKGROUND

[0002] The right angle radio frequency coaxial connector is a connector for connecting radio frequency cable and device interface, which is usually used in wireless communication system, radar system, aerospace equipment and other fields. In the right angle radio frequency coaxial connector, the male head and the female head are two important parts of the connector, which bear the functions of connection and signal transmission respectively. The male head is the external part of the right angle radio frequency coaxial connector, which is usually installed on the interface of the device for connecting the radio frequency cable. The structure of the male head usually includes a shell, a center lead and an insulator. The shell is usually made of metal material for protecting the circuit and signal transmission part inside the connector. The female head is the internal part of the right angle radio frequency coaxial connector, which is usually installed at the end of the radio frequency cable for connecting the interface of the device.

[0003] As disclosed in the authorized announcement No. CN218770449U, a new right angle radio frequency coaxial connector includes a shell, a first connecting piece and a second connecting piece perpendicular to each other are arranged on the shell, two groups of circular through holes are formed on the shell, two groups of cover plates are arranged on the two groups of through holes respectively, the cover plates are provided with a placing plate, a limiting piece is arranged on the shell, the limiting piece is in contact with the placing plate, the center axes of the two groups of through holes are perpendicular, the two groups of through holes are coaxially arranged with the first connecting piece and the second connecting piece, and the stability of the connection between the cover plate and the shell is improved when the cover plate is positioned on the shell through the limiting of the limiting piece on the placing plate. However, in the technical solution, the male head and the female head are mainly connected by screwing the nuts and the sleeves at their opposite ends, which has the risk of thread loosening or thread wear during use, resulting in loosening or even falling off of the connector, especially in a vibrating environment, the stability of the threaded connection is more easily affected, increasing the risk of falling off and leading to performance degradation or failure of the connector. SUMMARY

[0004] The utility model aims at providing a right angle radio frequency coaxial connector that prevents falling off. The male head and the female head of the right angle radio frequency coaxial connector still have a threaded connection structure, and a pull rod anti-falling structure and a four-point connecting piece are added to the male head and the female head to solve the problems raised in the background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: A prevent falling's right angle radio frequency coaxial connector, including right angle connection female head and right angle connection male head that inserts with right angle connection female head, the opposite end of right angle connection female head, right angle connection male head is installed with female thread sleeve and is fixed with male thread sleeve respectively, the female thread sleeve is from the rotation of the central axis of right angle connection female head end and is screwed with male thread sleeve, four pull rod anti -off structure is installed on the four -way outer wall of female thread sleeve, one end of the surface of male thread sleeve is installed four point formula connecting piece for connecting with four pull rod anti -off structure.

[0006] Preferably, the opposite end of the right angle connection female head and the right angle connection male head is respectively fixed with a main docking seat and a secondary docking seat for electrical connection, the end of the main docking seat away from the right angle connection female head is fixed with a pin, and the end of the secondary docking seat away from the right angle connection female head is provided with a pinhole for inserting the pin.

[0007] Preferably, the end of the main docking seat away from the right angle connection female head is provided with a protruding part at the corner position, and the outer circumferential surface of the secondary docking seat is provided with an inner groove for sliding insertion with the protruding part.

[0008] Preferably, the four-point connecting piece comprises a fixing ring fixed on one end of the surface of the male thread sleeve, and four U-shaped seats fixed on the outer wall of the fixing ring at equal intervals, and the outer wall of the U-shaped seat is provided with a hook groove.

[0009] Preferably, the pull rod anti-off structure comprises a support seat fixed on the outer wall of the female thread sleeve, and a T-shaped connecting rod hingedly installed at the top end of the support seat, a handle is fixed on one side of the outer wall of the T-shaped connecting rod, and a U-shaped rod is fixed on the end of the T-shaped connecting rod away from the handle, and the U-shaped rod and the hook groove are buckled with each other.

[0010] Preferably, the U-shaped rod, the T-shaped connecting rod, and the handle are made of hard plastic material.

[0011] Compared with the prior art, the utility model has the beneficial effects that: the right angle radio frequency coaxial connector can realize the anti-off function of the connection part of the right angle connection female head and the right angle connection male head by tightening the four-point connecting piece through the pull rod anti-off structure, the added pull rod anti-off structure and four-point connecting piece can effectively lock the male head and the female head, reduce the risk of thread loosening or falling off during the connection process, the structure design can improve the stability of the connector, effectively reduce the influence of vibration on the stability of the connector, and ensure the reliability of signal transmission. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view structural schematic drawing of the utility model;

[0013] Figure 2The utility model discloses a three-dimensional structure schematic diagram of right angle connection female head;

[0014] Figure 3 The utility model discloses a three-dimensional structure schematic diagram of right angle connection male head;

[0015] Figure 4 The utility model discloses a three-dimensional structure schematic diagram of right angle connection male head;

[0016] In the drawing: 1, right angle connection female head, 2, right angle connection male head, 3, main butt joint seat, 4, convex part, 5, needle foot, 6, vice butt joint seat, 7, needle hole, 8, inner recess, 9, outer thread sleeve, 10, inner thread sleeve, 11, four-point type connecting piece, 1101, fixed ring, 1102, U-shaped seat, 1103, hook groove, 12, pull rod anti -drop structure. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of protection of the utility model.

[0018] Please refer to Figures 1-4 The utility model provides an embodiment: a right angle radio frequency coaxial connector of preventing falling, including right angle connection female head 1 and the right angle connection male head 2 of the plug connection of right angle connection female head 1, the opposite end of right angle connection female head 1, right angle connection male head 2 is installed with inner thread sleeve 10 and is fixed with outer thread sleeve 9 respectively, and inner thread sleeve 10 is rotated with the central axis of the end of right angle connection female head 1 and is screwed with outer thread sleeve 9, by constantly screwing inner thread sleeve 10, so that outer thread sleeve 9, right angle connection male head 2 moves towards the direction of right angle connection female head 1, and the connecting mode of outer thread sleeve 9, inner thread sleeve 10 can provide relatively close connection, but also not too tight, when needing to disassemble the connector, the operation is relatively convenient,

[0019] Four pull rod anti -drop structures 12 are installed on the outer wall of inner thread sleeve 10 around equidistance, and one end of the surface of outer thread sleeve 9 is installed with four-point type connecting piece 11 for connecting four pull rod anti -drop structures 12, and four-point type connecting piece 11 is pulled tightly through pull rod anti -drop structure 12, so as to realize the anti -drop function of the connecting part of right angle connection female head 1, right angle connection male head 2,

[0020] The opposite end of right angle connection female head 1, right angle connection male head 2 is fixed with main butt joint seat 3 and vice butt joint seat 6 for electrically connecting, and the end, far from right angle connection female head 1 of main butt joint seat 3 is fixed with needle foot 5, and the end, far from right angle connection female head 1 of vice butt joint seat 6 is provided with needle hole 7 for plug connection with needle foot 5,

[0021] When the right-angle connecting female head 1 and the right-angle connecting male head 2 are connected at the end, the protruding part 4 at the corner position of the end of the main butt joint seat 3 is inserted into the inner groove 8, and the pin 5 is inserted into the pin hole 7, so that the right-angle connecting female head 1 and the right-angle connecting male head 2 are kept in electrical connection, and the transmission of electrical signals is realized.

[0022] The protruding part 4 is installed at the corner position of the end of the main butt joint seat 3 away from the right-angle connecting female head 1, and the inner groove 8 that can slide and insert with the protruding part 4 is arranged on the outer circumferential surface of the auxiliary seat 6, so that the protruding part 4 and the inner groove 8 can ensure good alignment and fixation between the male head and the female head of the connector, thereby providing stable connection.

[0023] The four-point connecting piece 11 includes a fixing ring 1101 fixed at one end of the surface of the outer threaded sleeve 9, and four U-shaped seats 1102 fixed at equal intervals on the outer wall of the fixing ring 1101, and hook grooves 1103 are arranged on the outer walls of the two sides of the U-shaped seat 1102. The pull rod anti-dropping structure 12 includes a support seat fixed on the outer wall of the inner threaded sleeve 10, and a T-shaped connecting rod hingedly installed at the top end of the support seat, a handle is fixed on one side of the outer wall of the T-shaped connecting rod, and a U-shaped rod is fixed at the end of the T-shaped connecting rod away from the handle, and the U-shaped rod and the hook groove 1103 are buckled with each other.

[0024] The staff pulls the handle in the pull rod anti-dropping structure 12, which drives the T-shaped connecting rod to rotate clockwise, so that the U-shaped rod exits the hook groove 1103 of the U-shaped seat 1102, until the U-shaped rod is no longer connected with the U-shaped seat 1102, thereby contacting the connection of the ends of the right-angle connecting female head 1 and the right-angle connecting male head 2. When the right-angle radio frequency connector needs to be maintained or replaced, the pull rod anti-dropping structure 12 and the four-point connecting piece 11 can make the disassembly and installation of the connector more convenient, and reduce the operation steps of the user in the installation process.

[0025] The U-shaped rod, the T-shaped connecting rod, and the handle are all made of hard plastic material, which is usually lighter than metal material, and can help reduce the weight of the overall connector assembly, especially in the case of needing to use a large number of pull rod anti-dropping structures 12, which can reduce the overall weight of the right-angle radio frequency connector.

[0026] In use, the embodiment of the application first takes out the right-angle connecting female head 1 and the right-angle connecting male head 2 to be connected, so that the end parts of the right-angle connecting female head 1 and the right-angle connecting male head 2 with the main butt joint seat 3 and the auxiliary butt joint seat 6 are coaxial and opposite, then the main butt joint seat 3 and the auxiliary butt joint seat 6 are inserted, in the process, the inner threaded sleeve 10 is continuously screwed, so that the inner threaded sleeve 10, the outer threaded sleeve 9 and the right-angle connecting male head 2 are moved to the axial direction of the inner threaded sleeve 10, until the inner threaded sleeve 10 and the outer threaded sleeve 9 are screwed in place and the main butt joint seat 3 and the auxiliary butt joint seat 6 are butt jointed, after the inner threaded sleeve 10 and the outer threaded sleeve 9 are screwed in place, the pull rod anti-loose structure 12 corresponds to the four-point connecting piece 11 one by one, at this time, the pull rod anti-loose structure 12 is operated to pull the four-point connecting piece 11, so as to realize the anti-loose function of the connecting part of the right-angle connecting female head 1 and the right-angle connecting male head 2, by increasing the pull rod anti-loose structure 12 and the four-point connecting piece 11, the male head and the female head can be effectively locked, the risk of thread loosening or falling off in the connecting process is reduced, the stability of the connector can be improved by the structure design, the influence of vibration on the stability of the connector can be effectively reduced, and the reliability of signal transmission is ensured.

[0027] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be considered as limiting the claims involved.

Claims

1. A right angle radio frequency coaxial connector for preventing pull-off, characterized by: It includes a right-angle female connector (1) and a right-angle male connector (2) that is inserted into the right-angle female connector (1). The opposite ends of the right-angle female connector (1) and the right-angle male connector (2) are respectively rotatably equipped with an internal threaded sleeve (10) and a fixed external threaded sleeve (9). The internal threaded sleeve (10) rotates around the central axis of the end of the right-angle female connector (1) and is threadedly engaged with the external threaded sleeve (9). Four pull rod anti-detachment structures (12) are installed at equal intervals on the outer wall of the internal threaded sleeve (10). One end of the surface of the external threaded sleeve (9) is equipped with a four-point connector (11) for connecting with the four pull rod anti-detachment structures (12).

2. The straight angle radio frequency coaxial connector to prevent falling according to claim 1, characterized in that: The opposite ends of the right-angle female connector (1) and the right-angle male connector (2) are respectively fixed with a main mating seat (3) and a secondary mating seat (6) for electrical connection. The main mating seat (3) has a pin (5) fixed at the end away from the right-angle female connector (1), and the secondary mating seat (6) has a pin hole (7) for insertion with the pin (5) at the end away from the right-angle female connector (1).

3. A right angle radio frequency coaxial connector to prevent pull off according to claim 2, wherein: The main docking seat (3) has a protrusion (4) installed at the corner position away from the right-angle connecting female head (1), and the outer peripheral surface of the auxiliary docking seat (6) is provided with an inner groove (8) that slides into the protrusion (4).

4. The pull-resistant right angle RF coaxial connector of claim 1, wherein: The four-point connector (11) includes a fixing ring (1101) fixed to one end of the surface of the external threaded sleeve (9), and four U-shaped seats (1102) fixed at equal intervals on the outer wall of the fixing ring (1101). Hook grooves (1103) are provided on both sides of the outer wall of the U-shaped seat (1102).

5. A push-on right angle radio frequency coaxial connector of claim 4, wherein: The pull rod anti-detachment structure (12) includes a support seat fixed on the outer wall of the inner threaded sleeve (10) and a T-shaped connecting rod hinged to the top of the support seat. A handle is fixed on one side of the outer wall of the T-shaped connecting rod, and a U-shaped rod is fixed at the end of the T-shaped connecting rod away from the handle. The U-shaped rod and the hook groove (1103) interlock with each other.

6. A push-on right angle radio frequency coaxial connector of claim 5, wherein: The U-shaped bar, T-shaped connecting bar, and handle are all made of hard plastic.

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