阅读说明：本技术 一种射频电缆用抗震连接器及其连接方法 (Anti-seismic connector for radio frequency cable and connecting method thereof ) 是由 于少军 谢义 方庆山 乔志杰 李明成 金敦水 于 2020-07-20 设计创作，主要内容包括：本发明公开了一种射频电缆用抗震连接器及其连接方法,涉及射频电缆连接器技术领域,为解决现有插拔式射频电缆用连接器稳定性一般,容易因震动或拉扯松脱的问题。所述和连接器公头和连接器母头的一端均设置有电缆接线槽,所述电缆接线槽的一端固定安装有射频电缆,且连接器公头和连接器母头均通过电缆接线槽与射频电缆固定连接,所述连接器公头的内部固定安装有电芯插针,所述连接器母头的内部固定安装有插针连接头,所述连接器公头通过电芯插针与连接器母头内的插针连接头电性连接,所述连接器公头的外壁上设置有伸缩槽,且伸缩槽设置有两个,所述伸缩槽的内部设置有限位件,所述连接器母头的外壁上设置有定位槽,且定位槽设置有两个。(The invention discloses an anti-seismic connector for a radio frequency cable and a connection method thereof, relates to the technical field of radio frequency cable connectors, and aims to solve the problems that an existing plug-in type connector for the radio frequency cable is general in stability and easy to loosen due to vibration or pulling. The utility model discloses a cable junction box, including the public head of connector, the one end of female head of connector all is provided with the cable junction groove, the one end fixed mounting in cable junction groove has the radio frequency cable, and the public head of connector and the female head of connector all through cable junction groove and radio frequency cable fixed connection, the inside fixed mounting of the public head of connector has electric core contact pin, the inside fixed mounting of the female head of connector has the contact pin connector, the public head of connector passes through the contact pin connector electric connection in electric core contact pin and the female head of connector, be provided with flexible groove on the public head's of connector outer wall, and flexible groove is provided with two, the inside in flexible groove is provided with the locating part, be provided with the constant head tank on the outer wall of the female head of connector.)

1. The utility model provides a radio frequency is antidetonation connector for cable, includes male head of connector (1) and female head of connector (2), its characterized in that: the cable connection slot (3) is arranged at one end of the connector male head (1) and one end of the connector female head (2), a radio frequency cable (4) is fixedly arranged at one end of the cable connection slot (3), the connector male head (1) and the connector female head (2) are fixedly connected with the radio frequency cable (4) through the cable connection slot (3), an electric core contact pin (12) is fixedly arranged in the connector male head (1), a contact pin connector (13) is fixedly arranged in the connector female head (2), the connector male head (1) is electrically connected with the contact pin connector (13) in the connector female head (2) through the electric core contact pin (12), a telescopic slot (10) is arranged on the outer wall of the connector male head (1), two telescopic slots (10) are arranged, a limiting part (8) is arranged in the telescopic slot (10), the outer wall of the connector female head (2) is provided with two positioning grooves (18), and the number of the positioning grooves (18) is two.

2. An anti-seismic connector for radio frequency cables according to claim 1, characterized in that: be provided with spring mechanism (11) between locating part (8) and flexible groove (10), and the both ends of spring mechanism (11) respectively with locating part (8) and flexible groove (10) fixed connection, be provided with lug (9) on locating part (8), lug (9) are provided with two, and with locating part (8) structure as an organic whole, public head of connector (1) is through lug (9) on locating part (8) and constant head tank (18) joint of female head of connector (2) outer wall.

3. An anti-seismic connector for radio frequency cables according to claim 1, characterized in that: one side of constant head tank (18) is provided with pivot seat (5), and pivot seat (5) and female first (2) fixed connection of connector, the opposite side of constant head tank (18) is provided with cassette (19), the inside of cassette (19) is provided with draw-in groove (21), be provided with protection shield (7) between pivot seat (5) and cassette (19), the one end of protection shield (7) is passed through pivot (6) and is rotated with pivot seat (5) and be connected, the other end fixed mounting of protection shield (7) has elasticity card (20), and the other end of protection shield (7) passes through elasticity card (20) and draw-in groove (21) joint in cassette (19).

4. An anti-seismic connector for radio frequency cables according to claim 1, characterized in that: one side of locating part (8) is provided with anodal magnetic force spacing ring (16), and the outer wall fixed connection of anodal magnetic force spacing ring (16) and the public head of connector (1), fixed mounting has negative pole magnetic force spacing ring (17) on the terminal surface of the female head of connector (2), the public head of connector (1) is connected through anodal magnetic force spacing ring (16) and negative pole magnetic force spacing ring (17) magnetic force absorption on the female head of connector (2) terminal surface.

5. An anti-seismic connector for radio frequency cables according to claim 1, characterized in that: the connector is characterized in that a silicon rubber insulating layer (14) is arranged on the inner wall of the connector female head (2), anti-slip patterns (22) are arranged on the outer wall of the silicon rubber insulating layer (14), and the anti-slip patterns (22) and the silicon rubber insulating layer (14) are of an integrated structure.

6. An anti-seismic connector for radio frequency cables according to claim 5, characterized in that: and a heat-resistant sponge cushion (15) is arranged between the silicon rubber insulating layer (14) and the inner wall of the female connector (2), and the heat-resistant sponge cushion (15) is fixedly connected with the silicon rubber insulating layer (14) and the inner wall of the female connector (2).

7. A connection method of an anti-seismic connector for a radio frequency cable is characterized by comprising the following steps:

the method comprises the following steps: processing the connecting end of the radio frequency cable, stripping off the outer sheath, exposing the inner conductor part, keeping the length of the inner conductor to be 2mm, and fixing the inner conductor in cable wiring grooves (3) of a male connector (1) and a female connector (2);

step two: inserting the male connector head (1) into the female connector head (2), pressing the two limiting parts (8) when a first bump (9) on the limiting parts (8) is clamped with the positioning groove (18), enabling the two limiting parts to shrink into the telescopic groove (10) under the action of the spring mechanism (11), and continuing to push the male connector head (1) until a second bump (9) on the limiting parts (8) is also clamped with the positioning groove (18), and enabling a positive magnetic force limiting ring (16) on the male connector head (1) and a negative magnetic force limiting ring (17) on the female connector head (2) to be adsorbed and fixed, so that the male connector head (1) and the female connector head (2) can be inserted and connected;

step three: the protection plate (7) on the outer wall of the female connector head (2) is turned over, so that the elastic clamping piece (20) at one end of the protection plate (7) is embedded into the clamping groove (21) of the clamping seat (19), and therefore the phenomenon that the male connector head (1) and the female connector head (2) are loosened due to the fact that the limiting piece (8) is pressed by external force is prevented.

8. The connection method of an aseismic connector for radio frequency cables as set forth in claim 7, wherein: during the grafting in step two, be provided with one deck silicon rubber insulating layer (14) because of the inner wall of female head of connector (2), silicon rubber insulating layer (14) can rely on anti-skidding line (22) of outer wall to increase the frictional force between female head of connector (2) and public head of connector (1), improve the stability of connecting, silicon rubber insulating layer (14) and female head of connector (2) inner wall are provided with one deck heat-resisting foam-rubber cushion (15), the sponge has certain elasticity, can make silicon rubber insulating layer (14) inseparabler with the laminating of public head of connector (1) outer wall, further improve the firmness of connecting.

9. The connection method of an aseismic connector for radio frequency cables as set forth in claim 7, wherein: in step three, if want male head (1) of separation connector and female head (2) of connector, can press elasticity card (20) unblock protection shield (7), turn over it backward, press two lugs (9) on locating part (8) simultaneously, make locating part (8) shrink in flexible groove (10), draw hard a little, make anodal magnetic force spacing ring (16) and negative pole magnetic force spacing ring (17) break away from, can separate male head (1) of connector and female head (2) of connector, convenient and fast.

Technical Field

The invention relates to the technical field of radio frequency cable connectors, in particular to an anti-seismic connector for a radio frequency cable and a connecting method thereof.

Background

Radio frequency cables, also known as coaxial cables, are composed of an inner conductor, an outer conductor, and a medium supporting the inner and outer conductors, which are coaxial with each other. In radio frequency transmission for radio communication, a radio frequency cable is an important equipment. If the selection is improper, not only waste is caused, the investment cost is increased, but also the system is unstable in operation, faults are caused, and equipment is damaged. In order to properly select a radio frequency cable, it is necessary to learn some characteristic parameters and types of the cable. The characteristics of the radio frequency cable include electrical properties and mechanical properties, the electrical properties include characteristic impedance, transmission loss and frequency characteristics thereof, temperature characteristics, shielding characteristics, rated power, maximum withstand voltage mechanical properties including minimum bending radius, weight per unit length, allowable maximum tensile force, and aging characteristics and consistency of the cable. Coaxial radio frequency cables are the most common type of construction. Because the inner conductor and the outer conductor are in concentric positions, electromagnetic energy is limited in a medium between the inner conductor and the outer conductor to be transmitted, and therefore the electromagnetic shielding device has the advantages of being small in attenuation, high in shielding performance, wide in using frequency band, stable in performance and the like.

However, the existing plug-in type connector for the radio frequency cable has general stability and is easy to loosen due to vibration or pulling; therefore, the existing requirements are not met, and an anti-seismic connector for radio frequency cables and a connecting method thereof are provided.

Disclosure of Invention

The invention aims to provide an anti-vibration connector for a radio frequency cable and a connecting method thereof, and aims to solve the problems that the existing plug-in type connector for the radio frequency cable in the background art is general in stability and easy to loosen due to vibration or pulling.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a radio frequency cable is with antidetonation connector, includes the public head of connector and the female head of connector, all be provided with the cable connection groove with the one end of the public head of connector and the female head of connector, the one end fixed mounting in cable connection groove has the radio frequency cable, and the public head of connector and the female head of connector all pass through cable connection groove and radio frequency cable fixed connection, the inside fixed mounting of the public head of connector has electric core contact pin, the inside fixed mounting of the female head of connector has the contact pin connector, the public head of connector passes through the contact pin connector electric connection in electric core contact pin and the female head of connector, be provided with flexible groove on the outer wall of the public head of connector, and flexible groove is provided with two, the inside in flexible groove is provided with the locating part, be provided with the constant head tank on the outer wall of the female head of connector, and the constant head.

Preferably, be provided with spring mechanism between locating part and the flexible groove, and spring mechanism's both ends respectively with locating part and flexible groove fixed connection, be provided with the lug on the locating part, the lug is provided with two, and structure as an organic whole with the locating part, the public head of connector passes through the lug on the locating part and the constant head tank joint of the female first outer wall of connector.

Preferably, one side of constant head tank is provided with the pivot seat, and pivot seat and female first fixed connection of connector, the opposite side of constant head tank is provided with the cassette, the inside of cassette is provided with the draw-in groove, be provided with the protection shield between pivot seat and the cassette, the one end of protection shield is passed through the pivot and is rotated with the pivot seat and be connected, the other end fixed mounting of protection shield has the elasticity card, and the other end of protection shield passes through the draw-in groove joint in elasticity card and the cassette.

Preferably, one side of locating part is provided with anodal magnetic force spacing ring, and the outer wall fixed connection of anodal magnetic force spacing ring and the public head of connector, fixed mounting has negative pole magnetic force spacing ring on the terminal surface of the female head of connector, the public head of connector is connected through anodal magnetic force spacing ring and the magnetic adsorption of negative pole magnetic force spacing ring on the female head terminal surface of connector.

Preferably, a silicon rubber insulating layer is arranged on the inner wall of the female connector, anti-slip patterns are arranged on the outer wall of the silicon rubber insulating layer, and the anti-slip patterns and the silicon rubber insulating layer are of an integral structure.

Preferably, a heat-resistant sponge cushion is arranged between the silicon rubber insulating layer and the inner wall of the female connector, and the heat-resistant sponge cushion is fixedly connected with the silicon rubber insulating layer and the inner wall of the female connector.

A connection method of an anti-seismic connector for a radio frequency cable comprises the following steps:

the method comprises the following steps: processing the connecting end of the radio frequency cable, stripping off the outer sheath, exposing the inner conductor part, keeping the length of the inner conductor to be 2mm, and fixing the inner conductor part in cable wiring grooves of the connector male head and the connector female head;

step two: inserting the male connector head into the female connector head, pressing the two limiting parts when the first lug on the limiting parts is clamped with the positioning groove, so that the two limiting parts are contracted into the telescopic groove under the action of the spring mechanism, continuously pushing the male connector head until the second lug on the limiting parts is also clamped with the positioning groove, and adsorbing and fixing the positive magnetic force limiting ring on the male connector head and the negative magnetic force limiting ring on the female connector head, thereby completing the plugging work of the male connector head and the female connector head;

step three: the protection plate on the outer wall of the female connector is turned over, so that the elastic clamping piece at one end of the protection plate is embedded into the clamping groove of the clamping seat, and the phenomenon that the male connector and the female connector are loosened due to the fact that the limiting part is pressed by external force is avoided.

Preferably, during the grafting in step two, be provided with one deck silicon rubber insulating layer because of the inner wall of the female head of connector, the silicon rubber insulating layer can rely on the anti-skidding line of outer wall to increase the frictional force between the female head of connector and the public head of connector, improves the stability of connecting, and silicon rubber insulating layer and the female first inner wall of connector are provided with the heat-resisting foam-rubber cushion of one deck, and the sponge has certain elasticity, can make the laminating of the public first outer wall of silicon rubber insulating layer and connector inseparabler, further improves the firmness of connecting.

Preferably, in the third step, if the male connector and the female connector are to be separated, the elastic card unlocking protection plate can be pressed to turn over the elastic card unlocking protection plate backwards, and meanwhile, the two bumps on the limiting part are pressed to enable the limiting part to be contracted in the telescopic groove and to be pulled slightly hard, so that the positive magnetic limiting ring and the negative magnetic limiting ring are disengaged, and the male connector and the female connector can be separated conveniently and quickly.

Compared with the prior art, the invention has the beneficial effects that:

1. the connector male head is provided with the limiting parts, and the limiting parts are clamped with the positioning grooves in the connector female head during insertion, so that the connector is prevented from being loosened under the action of vibration or tension.

2. Through setting up the protection shield at the female first outer wall of connector, the protection shield is located the locating part top, can rely on the pivot to turn over to it is fixed with the draw-in groove in the cassette to utilize the elasticity card of one end, thereby shelter from the locating part, prevent that the locating part from receiving external force extrusion, lead to the phenomenon of the public head of connector and the female head pine of connector to take place.

3. Set up one deck silicon rubber insulating layer through the inner wall at the female head of connector, the silicon rubber insulating layer can rely on the anti-skidding line increase connector female head and the public inter-head frictional force of connector of outer wall, improve the stability of connecting, be provided with the heat-resisting foam-rubber cushion of one deck between silicon rubber insulating layer and the female head inner wall of connector, heat-resisting foam-rubber cushion has outstanding heat resistance, can adapt to the transmission environment, and have certain elasticity, can make silicon rubber insulating layer and the public first outer wall laminating of connector inseparabler, further improve the firmness of connecting.

4. Through setting up anodal magnetic force spacing ring and negative pole magnetic force spacing ring, after the public head of connector and the female first grafting of connector, can rely on magnetic ring structure further to fix a position to improve the stability of connecting.

5. Because of the connector mainly relies on locating part and constant head tank joint to be connected, if want public head of disconnect-type connector and female head of connector, can press elasticity card unblock protection shield, press two lugs on the locating part simultaneously, make the locating part shrink in the flexible groove, draw hard a little, make anodal magnetic force spacing ring and negative pole magnetic force spacing ring throw off, can be with the separation of public head of connector and the female head of connector, convenient and fast's while, compare in ordinary plug-in connector more stable.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the male connector of the present invention;

FIG. 4 is a schematic view of the internal structure of the female connector of the present invention;

FIG. 5 is an enlarged view of a portion of the present invention at A;

FIG. 6 is an enlarged view of a portion of the present invention at B;

in the figure: 1. a connector male; 2. a connector female; 3. a cable connection slot; 4. a radio frequency cable; 5. a rotating shaft seat; 6. a rotating shaft; 7. a protection plate; 8. a limiting member; 9. a bump; 10. a telescopic groove; 11. a spring mechanism; 12. inserting a pin into the battery core; 13. a contact pin connector; 14. a silicon rubber insulating layer; 15. a heat resistant sponge cushion; 16. a positive magnetic force limiting ring; 17. a negative magnetic force limiting ring; 18. positioning a groove; 19. a card holder; 20. an elastic card; 21. a card slot; 22. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, an embodiment of the present invention is shown: an anti-seismic connector for radio frequency cables comprises a male connector 1 and a female connector 2, wherein one ends of the male connector 1 and the female connector 2 are respectively provided with a cable wiring groove 3, one end of the cable wiring groove 3 is fixedly provided with a radio frequency cable 4, the male connector 1 and the female connector 2 are respectively and fixedly connected with the radio frequency cable 4 through the cable wiring groove 3, the male connector 1 is internally and fixedly provided with an electric core pin 12, the female connector 2 is internally and fixedly provided with a pin connector 13, the male connector 1 is electrically connected with a pin connector 13 in the female connector 2 through the electric core pin 12, the outer wall of the male connector 1 is provided with a telescopic groove 10, the telescopic groove 10 is provided with two telescopic grooves 10, the telescopic groove 10 is used for accommodating a pressed limiting part 8, the inside of the telescopic groove 10 is provided with a limiting part 8, the outer wall of the female connector 2 is provided with a positioning groove 18, and the number of the positioning grooves 18 is two, and the positioning grooves 18 are used for being clamped with the limiting piece 8.

Further, be provided with spring mechanism 11 between locating part 8 and the flexible groove 10, and spring mechanism 11's both ends respectively with locating part 8 and flexible groove 10 fixed connection, be provided with lug 9 on the locating part 8, lug 9 is provided with two, and with locating part 8 structure as an organic whole, the public first 1 of connector sets up two lugs 9 on a locating part 8 through the lug 9 of locating part 8 and the constant head tank 18 joint of the female first 2 outer walls of connector, can double-locking, avoid the pine to take off.

Further, one side of constant head tank 18 is provided with pivot seat 5, and pivot seat 5 and the female 2 fixed connection of connector, the opposite side of constant head tank 18 is provided with cassette 19, cassette 19's inside is provided with draw-in groove 21, be provided with protection shield 7 between pivot seat 5 and the cassette 19, the one end of protection shield 7 is passed through pivot 6 and is connected with pivot seat 5 rotation, the other end fixed mounting of protection shield 7 has elastic card 20, and the other end of protection shield 7 passes through elastic card 20 and the draw-in groove 21 joint in the cassette 19, protection shield 7 can protect locating part 8, avoid locating part 8 part to receive external force extrusion shrink, lead to the emergence of connector off-going phenomenon.

Further, one side of locating part 8 is provided with anodal magnetic force spacing ring 16, and anodal magnetic force spacing ring 16 and the public first 1 outer wall fixed connection of connector, and fixed mounting has negative pole magnetic force spacing ring 17 on the terminal surface of the female head 2 of connector, and public first 1 of connector is connected through anodal magnetic force spacing ring 16 and the negative pole magnetic force spacing ring 17 magnetic force absorption on the female head 2 terminal surface of connector, and magnetic ring structure can further strengthen the stability of connecting.

Further, be provided with silicon rubber insulating layer 14 on the inner wall of connector female 2, be provided with anti-skidding line 22 on the outer wall of silicon rubber insulating layer 14, and anti-skidding line 22 and silicon rubber insulating layer 14 structure as an organic whole, anti-skidding line 22 can increase the frictional force between connector female 2 and connector public head 1, improves the stability of connecting.

Further, be provided with heat-resisting foam-rubber cushion 15 between silicon rubber insulating layer 14 and the female 2 inner walls of connector, and heat-resisting foam-rubber cushion 15 and silicon rubber insulating layer 14 and the female 2 inner wall fixed connection of connector, the sponge has certain elasticity, can make the inseparabler of the public first 1 outer wall laminating of silicon rubber insulating layer 14 and connector.

A connection method of an anti-seismic connector for a radio frequency cable comprises the following steps:

the method comprises the following steps: processing the connecting end of the radio frequency cable, stripping off the outer sheath, exposing the inner conductor part, keeping the length of the inner conductor to be 2mm, and fixing the inner conductor part in a cable wiring groove 3 of the connector male head 1 and the connector female head 2;

step two: inserting the male connector head 1 into the female connector head 2, when the first bump 9 on the limiting pieces 8 is clamped with the positioning groove 18, pressing the two limiting pieces 8 to enable the two limiting pieces to shrink into the telescopic groove 10 under the action of the spring mechanism 11, continuously pushing the male connector head 1 until the second bump 9 on the limiting pieces 8 is also clamped with the positioning groove 18, and adsorbing and fixing the positive magnetic limiting ring 16 on the male connector head 1 and the negative magnetic limiting ring 17 on the female connector head 2, so that the inserting work of the male connector head 1 and the female connector head 2 can be completed;

step three: the protection plate 7 on the outer wall of the female connector 2 is turned over, so that the elastic clamping piece 20 at one end of the protection plate 7 is embedded into the clamping groove 21 of the clamping seat 19, and the phenomenon that the male connector 1 and the female connector 2 are loosened due to the fact that the limiting piece 8 is pressed by external force is avoided.

Further, during the grafting in step two, inner wall because of female head 2 of connector is provided with one deck silicon rubber insulating layer 14, silicon rubber insulating layer 14 can rely on the anti-skidding line 22 of outer wall to increase the frictional force between female head 2 of connector and the public first 1 of connector, the stability of connecting is improved, silicon rubber insulating layer 14 and the female first 2 inner walls of connector are provided with the heat-resisting foam-rubber cushion 15 of one deck, the sponge has certain elasticity, can make silicon rubber insulating layer 14 inseparabler with the public first 1 outer wall laminating of connector, further improve the firmness of connecting.

Further, in the third step, if the male connector 1 and the female connector 2 are to be separated, the elastic card 20 can be pressed to unlock the protection plate 7, the protection plate is turned backwards, and meanwhile, the two bumps 9 on the limiting part 8 are pressed to enable the limiting part 8 to be contracted in the telescopic groove 10 and pulled with a small force, so that the positive magnetic limiting ring 16 and the negative magnetic limiting ring 17 are disengaged, and the male connector 1 and the female connector 2 can be separated conveniently and quickly.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.