KR101045383B1 - Micro-mini coaxial cable connector for separateprevention - Google Patents

Abstract

PURPOSE: A micro type coaxial cable connector for anti-strip is provided to minimize transceiving failure due to connection failure of a connector. CONSTITUTION: A fixing unit(520) of a male connector(500) is combined in an end part of a secondary body(510). A second insulator(530) is installed in an inner side of the secondary body. A second central conductor connection pin(540) is installed in an inner side of the second insulator. A separation preventing unit(600) includes a slider(610) and an elastic unit(620). The slider slides an exterior of the secondary body.

Description

Micro-mini coaxial cable connector for separateprevention

The present invention relates to an ultra-small coaxial cable connector for separation prevention, and more particularly, it is possible to completely prevent the male and female connectors from being separated from each other by external force, thereby minimizing transmission and reception defects due to poor contact of the connector, and simply with a small force. The present invention relates to a miniature coaxial cable connector for preventing separation and mating.

In general, a connector for a coaxial cable electrically connects an internal dielectric of a pair of male and female connectors while maintaining an appropriate impedance, and is applied to various components of a wired / wireless communication system and applied as a means for connecting or connecting devices. Depending on the use, performance and coupling structure, there are many types of connectors besides N type, DIN type, TNC type, SMA type, SMB type and SMC type. Here, since electrical characteristics and impedances are different for each type and form of each connector, designs and designs are applied according to their performance and use.

In addition, the coaxial cable connector is used to be coupled to a connection device such as a distribution housing that is connected to a variety of equipment, in the case of the N-type connector can not directly connect the concentric (ie, the center conductor) of the coaxial cable end of the coaxial cable Coupling member is installed in the coaxial connection to the connecting member coupled to the connecting device, such as cable or distribution housing through the coupling member and the like integrally coupled to it.

At this time, the coupling member connecting the coupling member and the coupling member to each other in a screwing manner is separated when a predetermined external force or a frequent external force is generated, which causes a problem in that the inner conductor is concentric with the central conductor.

Thus, in order to solve this problem, the technology described in JP-A-10-2004-0105632 has been developed, as shown in Fig. 1, and the technical feature is that, unlike the transferred N-type connector, the male and female connectors have an external impact in the SMB type. As a structure to prevent separation by the back, etc., the elastic piece 122 through the notch grooves 121 formed at regular intervals in the end of the cylindrical coupling hole 12 installed inside the body 11 of the female connector (1). ) And a protrusion 123 is formed at an inner end of the elastic piece 122, but the elastic piece (outside the body 21 of the male connector 2 coupled to the female connector 1). The locking protrusion 123 of the 122 is characterized in that the structure formed the engaging groove 211 is caught.

By the way, the technique of Unexamined-Japanese-Patent No. 10-2004-0105632 shows that the latching protrusion 123 formed in the end of the elastic piece 122 of the female connector 1 is formed in the body 21 of the male connector 2. Although inserted into the groove 211 maintains a stable coupling, it is not possible to completely prevent the separation due to external strong impact, etc., when mounted on a car, such as vibration always exists, the elastic piece to the outside due to external impact Deformation such as spreading occurs, there is a problem that the bonding force is lowered.

Thus, in order to solve this problem, the technology described in the Patent No. 10-0646756 registered by the applicant as shown in Figure 2 has been developed, the technical features of the elastic piece 122a formed by the notch groove 121a Cylindrical coupler (12a) is formed in the inner end of the cylindrical protrusion (123a) protruding in the inner end of the body (11a), the insulator (13a) and the center conductor connecting pin ( The female connector 14a is sequentially installed, and the insulator 22a and the center conductor are connected to the inside of the body 21a formed on the outer circumference of the engaging groove 211a on which the engaging protrusion 123a of the elastic piece 122a is engaged. The male connector 2a having the pins 23a sequentially installed thereon, and the elastic piece 122a formed at the cylindrical coupler 121a of the female connector when the male connector is coupled to the outer side of the male connector 2a, are formed on the outside of the male connector 2a. The female and female connectors It consists of a separation preventing means (3a) to prevent the separation of the arc, the separation preventing means (3a) is a cylindrical slider (31a) which is slidably installed on the outer circumferential surface of the male connector body (21a), and the male connector One end of the body 21a is fixed to the outer circumferential surface thereof to support one end of the spring 33a, and is installed between the cylindrical slider 31a and the support ring 32a so that the cylindrical slider 31a is in its original position. It is characterized by consisting of a spring 33a for generating an elastic force to return to.

However, the technology described in the applicant's patent application No. 10-0646756 filed by the applicant of the present application not only stably prevents separation of the male and female connectors even when an external force is applied by the separation preventing means 3a, but also has good assembly properties. Although there is an easy advantage, there is a problem that the narrowness of the center conductor connecting pins (14a, 23a) of the male and female connectors may occur by the arbitrary rotation of the cylindrical slider (31a).

In addition, when the coil spring 33a supporting the cylindrical slider 31a is twisted, there is a problem in that the operation of the cylindrical slider 31a is not easy.

The present invention has been made to solve the above problems, an object of the present invention is to use a strong strong spring by using a leaf spring to prevent the separation of the connector consisting of male and female connectors used in communication equipment such as satellite broadcasting transceiver or wired and wireless communication equipment and navigation, etc. The present invention provides an ultra-small coaxial cable connector for separation prevention that is supported by elastic force and prevents any separation.

In addition, another object of the present invention is to form a coaxial cable connecting portion integrally fixed to the rear end of the male connector, to improve the assembly of the microminiature connector and to facilitate the connection fixing of the coaxial cable miniature coaxial for preventing It is to provide a cable connector.

In addition, another object of the present invention is to form an anti-rotation protrusion on the fixed portion is installed on the rear end of the male connector, and formed in the body of the male connector to form an anti-rotation groove on the inner circumferential surface of the slider sliding back and forth to rotate the cylindrical slider The present invention provides a miniature coaxial cable connector for separation prevention, which can stably maintain the connection of a cable by preventing contact failure of the center conductor connecting pin.

The present invention for solving this problem;

In the ultra-small coaxial cable connector for preventing separation comprising a female connector and a male connector, the male connector is characterized in that the separation preventing means is provided.

Here, the female connector is a cylindrical body coupled to the first body is formed with a coaxial cable connecting portion, the inner side of the first body, the elastic piece is formed by the notched groove at one end, the engaging portion is formed at the end of the elastic piece And a first insulator installed inside the cylindrical coupling part, and a first center conductor connecting pin provided inside the first insulator.

The male connector may include a fixing part having a coaxial cable connection part formed therein, a second body inserted into and coupled to the fixing part, and having a locking groove formed on an outer circumferential surface of the end portion, a second insulator installed inside the second body, And a second center conductor connecting pin provided inside the second insulator.

On the other hand, the separation preventing means is characterized in that the slider is provided on the outside of the second body, the fixing portion and the elastic means provided on the inside of the step of the slider.

Here, the elastic means is characterized in that it comprises a center ring, and a first elastic ring installed on both sides of the center ring.

In addition, the elastic means is made of a second elastic ring, characterized in that the elastic piece is formed protruding bent to both sides of the second elastic ring.

At this time, the anti-rotation protrusion is formed on the outer peripheral surface of the end of the fixing portion, and the anti-rotation groove corresponding to the anti-rotation protrusion is formed on the inner circumferential surface of the slider.

And, the inner peripheral surface of the slider is characterized in that the fixing groove which is formed to extend perpendicular to the rotation preventing groove is formed.

According to the present invention of the above configuration, by using a leaf spring to prevent separation of the connector consisting of male and female connectors used in communication equipment such as satellite broadcasting transceiver or wired / wireless communication equipment and navigation, it is supported by a strong elastic force to be separated arbitrarily It is effective to prevent.

In addition, the present invention has an effect that the coaxial cable connecting portion is integrally formed on the fixing portion provided at the rear end of the male connector, thereby improving the assemblability of the microminiature connector and facilitating connection fixing of the coaxial cable.

In addition, the present invention forms an anti-rotation protrusion on the fixed portion installed on the rear end of the male connector, by forming an anti-rotation groove on the inner circumferential surface of the slider which is provided on the body of the male connector to slide back and forth to prevent the cylindrical slider from rotating By preventing contact failure of the center conductor connecting pin, there is an effect that the connection of the cable can be stably maintained.

1 is an exploded perspective view of a conventional miniature anti-separation coaxial cable connector.
2 is an exploded perspective view of a conventional improved anti-separation micro coaxial cable connector.
3 is an exploded perspective view of the miniature coaxial cable connector for preventing separation according to the present invention.
Figure 4 (a) is a cross-sectional view of the male and female connectors before the coupling of the micro-coaxial cable connector for separation prevention according to the present invention, (b) is a cross-sectional view of the female connector is coupled.
5 is a front view of another form of elastic means of the anti-separation micro coaxial cable connector according to the present invention.
Figure 6 is an exploded perspective view of another embodiment of the miniature coaxial cable connector for preventing separation according to the present invention.
FIG. 7 is a cross-sectional view of the male connector of FIG. 6. FIG.

Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of the present invention. The same reference numerals are used for the same elements in the drawings, and duplicate descriptions of the same elements are omitted. And, it is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth.

Figure 3 is an exploded perspective view of the ultra-small coaxial cable connector for separation prevention according to the present invention, Figure 4 (a) is a cross-sectional view of the male and female connectors of the micro-coaxial cable connector for separation prevention before coupling, (b) Figure 5 is a cross-sectional view of the female connector is coupled, Figure 5 is a front view of another form of elastic means of the anti-separation micro coaxial cable connector according to the present invention, Figure 6 is another embodiment of the anti-separation micro coaxial cable connector according to the present invention FIG. 7 is a cross-sectional view of the male connector of FIG. 6.

The present invention relates to a miniature coaxial cable connector for prevention of separation, as shown in FIGS. 3 and 4, the configuration of the male connector 400 to which the coaxial cable is connected and the male connector 500 to which another coaxial cable is connected. The female connector 400 and the male connector 500 is composed of a separation preventing means 600 to prevent the separation.

Here, the female connector 400 is formed inside the first body 410 and the cylindrical coupling portion 420 and the cylindrical coupling portion 420 installed inside the first body 410 is formed in a cylindrical shape. The first insulator 430 is installed and the first center conductor connecting pin 440 is installed inside the first insulator 430.

At this time, one side end of the first body 410 is formed by extending the coaxial cable connection portion 412 is a coaxial cable, the coaxial cable is generally formed in the center of the center conductor (or also referred to as inner conductor) and the outer shell It is composed of an outer conductor formed in the lower portion, the coaxial cable connecting portion 412 is electrically connected to the outer conductor of the coaxial cable.

In addition, the first center conductor connecting pin 440 installed at the center of the female connector 400 is electrically connected to the center conductor of the coaxial cable, and the first center conductor connecting pin 440 and the cylindrical coupling part ( By the first insulator 430 provided between the 420 to maintain the insulation with the first body 410 connected to the external conductor.

On the other hand, the cylindrical coupling portion 420 is formed in a cylindrical shape, a stepped portion (not shown) is formed on one side portion in the longitudinal direction, and the cutout groove 422 is formed in the longitudinal direction on the portion where the stepped portion is formed The elastic piece 424 is formed.

Here, the inner end surface of the elastic piece 424, the locking projection 426 is protruded to prevent it from being separated when combined with the male connector 500 to be described later.

In addition, the male connector 500 may have a cylindrical second body 510 and a fixing part 520 coupled to an end of the second body 510 and a second body installed inside the second body 510. It consists of an insulator 530 and a second center conductor connecting pin 540 installed inside the second insulator 530.

Here, a fastening hole 524 is formed at one end of the fixing part 520 so that one end of the second body 510 is inserted and coupled by interference fit, and a coaxial cable connection part 522 is formed at the other end thereof. The cable is connected.

At this time, as described above, the coaxial cable connection part 522 is electrically connected to the outer conductor of the coaxial cable, and the second center conductor connecting pin 540 installed at the center of the second body 510 is connected to the center conductor of the coaxial cable. The second insulator 530 installed at the outside of the second center conductor connecting pin 540 maintains insulation between the second body 510 and the second center conductor connecting pin 540.

In addition, the second body 510 has a locking groove 514 formed on the other outer circumferential surface of the end coupled with the fixing portion 520, the locking stone formed at the end of the cylindrical coupling portion 420 of the female connector 400. Part 426 is inserted to maintain a stable coupling when the female connector 400 and the male connector 500 is coupled.

At this time, the first body 410 and the second body 510 is formed of a conductor to be electrically connected to the outer conductor connected to the coaxial cable connecting portion (412, 522) to be energized with each other, the center of the first body 410 A coupling hole 442 is formed at one end of the first center conductor connecting pin 440 installed at the one end of the second center conductor connecting pin 540 installed at the center of the second body 510. The center conductors of the coaxial cables connected to both sides of the miniature coaxial cable connector for separation prevention of the invention are energized with each other.

On the other hand, the separation preventing means 600 is installed in the male connector 500 is prevented from being separated arbitrarily even if a strong external force acts when the female connector 400 and the male connector 500 is coupled, the separation prevention The means 600 includes a slider 610 that slides and moves an outer surface of the second body 510 of the male connector 500 and elastic means 620 that elastically supports the slider 610.

Here, the step 612 is formed on the inner circumferential surface of the slider 610, and the elastic part 620 is fixed to the step 612 and the end of the second body 510 of the slider 610. In order to be elastically supported between the slider 610 in one direction.

At this time, the fixing portion 520 not only supports one side of the elastic means 620, the coaxial cable connecting portion 522 is integrally formed at the end, the sliding portion 525 is formed on the outer peripheral surface slider 610 By guiding), the present invention can be easily assembled since the present invention can be easily fixed to the second body 510 by assembling the miniature coaxial cable connector for separation prevention.

In addition, the elastic means 620 is composed of a center ring 624 and the first elastic ring 622, the center ring 624 is formed of a washer-shaped ring, the first elastic ring 622 is It is provided on both sides of the center ring 624 is made of a spring with a strong elasticity, such as a dish spring or wave spring.

That is, the center ring 624 and the first elastic ring 622 are installed between the inside of the step 612 of the slider 610 and the fixing part 520, so that the slider 610 is elastic to receive the step 612. The state of close contact with the locking step 512 is maintained.

The elastic means 620 is composed of the center ring 622 and the first elastic ring 624 so that the slider 610 is elastically supported by a stronger elastic force, and the shaking of the slider 610 as in the coil spring is prevented. Will be.

That is, when using a general coil spring (not shown) as the elastic means 620, the coil spring is twisted by the rotation of the slider 610, it is difficult to support a stable elasticity by the reduction of the elastic force, elastic means 620 By forming the center ring 624 and the first elastic ring 622, even if the slider 610 is rotated, the elastic means 620 is less damaged, so that the slider 610 can be more stably supported.

Meanwhile, the elastic means 620 provided between the slider 610 and the fixing part 520 installed at the end of the second body 510 includes the first elastic ring 622 and the center ring 624 as described above. It may be formed as a second elastic ring 626, as shown in FIG.

Here, the second elastic ring 626 is formed of a material having a strong elasticity, and formed with a plurality of elastic pieces 628 protruding in both directions, the elastic piece 628 is formed to be partially protruded to one side And the rest is bent to the other side to form a spring action.

In addition, one side outer peripheral surface of the second body 510 is formed with a locking jaw 512 in the circumferential direction to prevent the slider 610 from moving beyond a predetermined limit, so that the slider 610 is the second body 510. ) To prevent random departure.

Meanwhile, in another embodiment of the present invention, as shown in FIGS. 6 and 7, the anti-rotation protrusion 526 is formed on the outer peripheral surface of the end of the fixing part 520 ′ installed at the end of the second body 510. An anti-rotation groove 614 corresponding to the anti-rotation protrusion 526 is formed in a longitudinal direction on an inner circumferential surface of the slider 610 ′ that is movably installed on the outside of the second body 510.

Thus, the anti-rotation protrusion 526 formed on the fixing portion 520 'is inserted into the anti-rotation groove 614 formed on the slider 610' to prevent the slider 610 'from being arbitrarily rotated. Rotation of 610 ′ prevents poor contact between the first and second center conductor connecting pins 440 and 540, and prevents damage due to twisting of the coil spring even when the coil spring is used as the elastic means 620.

On the other hand, the inner circumferential surface of the slider 610 ′ is formed with a fixing groove 616 extending to be perpendicular to the rotation preventing groove 614, after coupling the female connector 400 and the male connector 500, the fixing groove ( By inserting the anti-rotation protrusion 526 into the 616, the slider 610 'is fixed so as not to move back and forth, and the female connector 400 and the male connector may be moved by the external force or the user inadvertently moves the slider 610'. The double locking structure can be configured to prevent the 500 from being separated.

In addition, since the remaining components are the same as those described above, a separate description thereof will be omitted.

Hereinafter, the operation relationship of the above-described separation prevention ultra-small coaxial cable connector of the present invention, connecting the coaxial cable through the coaxial cable connecting portion (512, 522) formed in the female connector 400 and the male connector 500, respectively, When the connector 400 and the male connector 500 are coupled to each other, as shown in FIG. 4, the second body 510 of the male connector 500 is located inside the cylindrical coupling portion 420 installed in the female connector 400. Will be inserted.

At this time, at the end of the cylindrical coupling portion 420, a locking protrusion 426 is formed on the inner side surface of the end of the elastic piece 424 formed by the notch groove 422, the second into the cylindrical coupling portion 420 When the body 510 is inserted, the elastic piece 424 is opened.

Thus, the end of the elastic piece 424 is in contact with the end of the slider 610, the slider 610 is moved to the rear as the female connector 400 moves.

Furthermore, when the locking protrusion 426 is inserted into the locking groove 514 formed in the second body 510, the space 450 formed between the inner surfaces of the first body 410 of the elastic piece 424 is formed. The slider 610 is moved forward by the elastic means 620 that elastically supports the step 612 of the slider 610 so that the tip of the slider 610 is fitted into the space 450. .

At this time, the locking protrusion 426 is located inside the slider 610, so that the elastic piece 424 cannot be opened, even if the user tries to forcibly separate the female connector 400 and the male connector 500. Since the locking protrusion 426 cannot be separated from the locking groove 514, the female connector 400 and the male connector 500 maintain a firmly coupled state.

When the female connector 400 and the male connector 500 are separated, when the slider 610 is moved to the rear side, the elastic piece 424 is opened to the space portion 450, and the female connector 400 is separated from the female connector 400. When the male connector 500 is moved in different directions, the locking protrusion 426 is easily pulled out of the locking groove 514 so that the female connector 400 and the male connector 500 are separated.

On the other hand, as shown in Figures 6 and 7, the rotation preventing groove 614 is formed in the longitudinal direction on the inner circumferential surface of the slider 610 ', and the rotation on the outer peripheral surface of the end of the fixing portion 520 of the male connector 500 An anti-rotation protrusion 526 inserted into the prevention groove 614 is formed to prevent the slider 610 'from being arbitrarily rotated.

In addition, the fixing groove 616 is vertically extended to one side of the anti-rotation groove 614. After coupling the female connector 400 and the male connector 500, the slider 610 'is rotated in one direction. When it is made, the anti-rotation protrusion 526 formed in the fixing part 520 is inserted into the fixing groove 616.

Thus, the slider 610 'is prevented from moving back and forth, thereby preventing the user from being moved by the anti-rotation protrusion 526 and the fixing groove 616 even if the user inadvertently tries to move the slider 610'. By preventing the connector 400 and the male connector 500 from being separated, the coaxial cable connected to both sides of the present invention for preventing the separation of the miniature coaxial cable connector can stably maintain electrical connection.

Although the preferred embodiments of the present invention have been described above, the scope of the present invention is not limited thereto, and the scope of the present invention extends to the scope of the present invention to those which are substantially equivalent to the embodiments of the present invention. Various modifications can be made by those skilled in the art without departing from the scope of the present invention.

The present invention relates to an ultra-small coaxial cable connector for separation prevention, and more particularly, it is possible to completely prevent the male and female connectors from being separated from each other by external force, thereby minimizing transmission and reception defects due to poor contact of the connector, and simply with a small force. The present invention relates to a miniature coaxial cable connector for preventing separation and mating.

400: female connector 410: first body
412,522: Coaxial cable connection part 420: Cylindrical coupling part
422: notch groove 424,628: elastic piece
426: blocking portion 430: first insulator
440: first center connection pin 442: coupling hole
500: Male connector
510: second body 512: locking jaw
514: locking groove 520: fixing part
524: fastening hole 526: anti-rotation protrusion
530: second insulator 540: second center conductor connecting pin
600: separation prevention means 610: slider
612: step
614: anti-rotation groove 616: fixed groove
620: elastic means 622: first elastic ring
624: center ring 626: second elastic ring

Claims (8)

In the anti-separation micro coaxial cable connector comprising a female connector and a male connector,
The male connector is fixed to the coaxial cable connection portion is formed;
A second body inserted into and coupled to the fixing part, and having a locking groove formed at an outer circumferential surface of the end portion;
A second insulator installed inside the second body;
A second center conductor connecting pin installed inside the second insulator;
It is composed of a separation preventing means consisting of a slider which is installed on the outside of the second body, and the fixing portion and the elastic means installed inside the step of the slider,
The elastic means and the center ring,
Miniature coaxial cable connector for prevention of separation, characterized in that consisting of a first elastic ring installed on both sides of the center ring.
The method of claim 1,
The female connector is the first body and the coaxial cable connection is formed;
A cylindrical coupling part which is installed inside the first body and has an elastic piece formed at one end by a notch groove, and an engaging protrusion is formed at an end of the elastic piece;
A first insulator installed inside the cylindrical coupling part;
The ultra-small coaxial cable connector for preventing separation, characterized in that the first center conductor connecting pin is installed inside the first insulator.
delete delete delete In the anti-separation micro coaxial cable connector comprising a female connector and a male connector,
The male connector is fixed to the coaxial cable connection portion is formed;
A second body inserted into and coupled to the fixing part, and having a locking groove formed at an outer circumferential surface of the end portion;
A second insulator installed inside the second body;
A second center conductor connecting pin installed inside the second insulator;
It is composed of a separation preventing means consisting of a slider which is installed on the outside of the second body, and the fixing portion and the elastic means installed inside the step of the slider,
The elastic means is made of a second elastic ring, the separation prevention ultra-small coaxial cable connector, characterized in that the elastic piece is formed to be bent protruding to both sides of the second elastic ring.
The method according to claim 1 or 6,
An anti-rotation protrusion is formed on the outer circumferential surface of the fixed portion;
Separation prevention micro coaxial cable connector, characterized in that the inner rotational surface of the slider is formed with a rotation preventing groove corresponding to the rotation preventing protrusion.
The method of claim 7, wherein
The inner circumferential surface of the slider is a miniature coaxial cable connector for preventing separation, characterized in that the fixing groove which is formed to extend perpendicular to the rotation preventing groove is formed.

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