CN217334451U - BNC connector convenient to peg graft - Google Patents

Abstract

The utility model discloses a BNC connector convenient to peg graft, it includes electrically conductive base member, probe and shell, the overcoat is established in the electrically conductive base member outside, the shell is offered and is used for the bayonet socket including the checkpost restriction, when the female seat cooperation of interface with terminal equipment, the probe cooperates with female mouth of female seat, the checkpost to female seat is inserted, electrically conductive base member is accomplished with the earthing ring contact of female seat and is electrically conductive, insert when the maximum depth degree can establish the checkpost card of female seat in the bayonet socket of shell along radially rotating the shell, restrict this BNC connector axial activity of being convenient for peg graft, when the needs take off this BNC connector of being convenient for peg graft, the opposite direction rotate the shell can, simple structure and cooperation operation are very convenient.

Description

BNC connector convenient to peg graft

Technical Field

The utility model relates to a signal transmission equipment technical field especially relates to a BNC connector convenient to peg graft.

Background

A BNC connector is a common RF terminal coaxial cable connector that includes a BNC connector base, an outer housing, and a probe. The female seat of interface of adaptation on its terminal equipment is inserted to the terminal equipment, and the outside of the female seat outer wall of interface has all configured two relative checkposts and has accomplished the cooperation in order to be connected with BNC connector buckle, for this reason, it is common on the market to be equipped with the spring in the base, the relative base of metal overcoat is rotatable, and the slope bayonet socket has been seted up to the overcoat, when the female seat cooperation of interface with terminal equipment, need vertically to extrude hard to terminal equipment, send into the slope track with the checkpost of the female seat of interface under the effect of spring shrink, reuse another hand rotates the overcoat and rotates the checkpost fixed point position of deepest position and accomplishes the cooperation, then reverse operation when taking off. The BNC connector has a complex structure and is troublesome to operate when being matched and connected with the interface female seat of the terminal equipment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a BNC connector convenient to peg graft, aim at solving current BNC connector structure complicacy and with the female seat cooperation of terminal equipment's interface when being connected troublesome technique problem of operation.

In order to achieve the above object, the utility model provides a BNC connector convenient to peg graft for with the female seat cooperation of terminal equipment's interface with transmission signal, the female seat of interface has female mouth, ground ring, wherein ground ring has double-phase checkpost and the inner circle step that sets up relatively, its BNC connector includes:

one end of the conductive base body is connected with the negative electrode of the circuit, and the other end of the conductive base body is matched with the grounding ring;

the probe is axially arranged at the center of the conductive substrate in a penetrating manner along the conductive substrate, one end of the probe is connected with the positive electrode of the circuit, and the other end of the probe is matched with the female port;

the shell, the afterbody that the fixed cover of shell just has tip and circuit access in the electrically conductive base member outside, wherein tip direction shell and partial electrically conductive base member leave to wait to enclose male clearance and wait to the leading-in two passageways of checkpost, are close to two passageway positions and have seted up two bayonets, can restrict the checkpost in the bayonet socket when rotating the shell.

Preferably, when the end of the conductive base body abuts against the inner ring step, the clip and the bayonet are at the same level in the axial direction.

Preferably, an annular boss radially extends from the conductive base body near the middle position, and when the end of the grounding ring abuts against the annular boss, the clip and the bayonet are at the same horizontal height in the axial direction.

Preferably, the outer wall of the partially conductive substrate is coated with an elastic conductive member, and the elastic conductive member is attached to the inner wall of the grounding ring when the grounding ring is inserted.

Preferably, the elastic conductive piece is in a grid shape or a strip grid shape of a thin sheet, and the two sides of the conductive base body in the length direction corresponding to the elastic conductive piece are provided with limiting parts.

Compared with the prior art, the utility model discloses real beneficial effect lies in:

this BNC connector convenient to peg graft is when the female seat cooperation of interface with terminal equipment, the female mouth cooperation of probe and female seat, the checkpost to female seat of facing to, electrically conductive base member is accomplished electrically with the ground ring contact of female seat, insert when the maximum depth along radially rotating the shell and can establish the checkpost card of female seat in the bayonet socket of shell, the axial activity of this BNC connector convenient to peg graft of restriction, when the BNC connector of this convenient to peg graft is taken off to needs, the opposite direction rotate the shell can, simple structure and cooperation operation are very convenient.

Drawings

Fig. 1 is a schematic structural diagram of a common terminal device interface female socket;

fig. 2 is a schematic structural diagram of a BNC connector for facilitating plugging according to an embodiment of the present invention;

fig. 3 is an exploded view of a BNC connector for facilitating plugging according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of the structure of FIG. 2;

fig. 5 is a schematic structural view illustrating an elastic conductive member coated on an outer wall of a conductive base of a BNC connector for facilitating plugging according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In one embodiment, referring to fig. 2-4, the BNC connector 200 for facilitating plugging is used to mate with the female connector 100 of the terminal device in fig. 1 for transmitting signals, the female connector 100 has a female port 110, a grounding ring 120, wherein the grounding ring 120 has two oppositely disposed catches 121 and an inner ring step 122, and the BNC connector 200 includes a conductive base 210, a probe 220 and a housing 230.

One end of the conductive substrate 210 is connected to the negative electrode of the circuit, and the other end is matched with the grounding ring 120; the probe 220 axially penetrates through the center of the conductive substrate 210 along the conductive substrate 210, one end of the probe is connected with the positive electrode of the circuit, and the other end of the probe is matched with the female port 110; the housing 230 is fixedly sleeved outside the conductive base 210 and has an end portion and a tail portion for connecting a circuit, wherein the end portion of the housing 230 and a portion of the conductive base have a gap a for inserting the grounding ring 120 and two channels 232 for guiding the clip 121, two bayonets 231 are disposed near the two channels 232, and the clip 121 can be limited in the bayonets 231 by rotating the housing 230.

Two passages 232 communicate with the gap a, the two passages 232 are formed by expanding the housing 230 outward from two opposite positions, and the passages 232 extend from the end of the housing 230 to the inside as spaces into which the two opposite clips 121 outside the ground ring 120 are introduced when the ground ring 120 is inserted into the gap a. A bayonet 231 is respectively arranged on the side wall of the housing 230 close to the same direction of the two channels 232, preferably on one side in the counterclockwise direction of the channels 232, when the BNC connector 200 for facilitating plugging is matched with the interface female socket 100, the BNC connector 200 for facilitating plugging is inserted into the interface female socket 100, the probe 220 is inserted into the female socket 110 to communicate with the positive line, the conductive base 210 is contacted with the grounding ring 120 to communicate with the negative line, at the same time, the clip 121 on the grounding ring 120 and the bayonet 231 of the housing 230 are just at the same height in the axial direction, the BNC connector 200 for facilitating plugging is rotated clockwise, the bayonet 231 of the housing 230 is aligned with the clip 121 on the grounding ring 120, and the clip 121 is limited in the bayonet 231, the longitudinal movement and the clockwise rotation of the BNC connector 200 for facilitating plugging when being matched with the interface female socket 100 are limited, when the BNC connector 200 for facilitating plugging needs to be taken out, the two channels 232 are aligned with the two clips 121 by rotating counterclockwise, and then pulled out in a direction away from the female connector holder 100.

The shell 230 is made of plastic, preferably PVC, PC or PA, and is integrally formed in a shape gradually increasing from the tail to the end, and the end is in an expanded opening shape, the BNC connector 200 for facilitating plugging is obtained by performing secondary injection molding on the exterior of the shell 230 based on the conductive base 210, the shell 230 is fixedly arranged with the conductive base 210, the diameter of the conductive base 210 at the tail position of the shell 230 is slightly larger, the diameter at the end position of the shell 230 is slightly smaller, and the end of the shell 230 is obviously expanded to a slightly larger opening in the radial direction, so that a gap a is left between the inner wall of the shell 230 and the conductive base 210 in the direction of the end of the shell 230, the gap a is slightly larger than the thickness of the grounding ring 120, and the grounding ring 120 can slightly interfere without affecting the normal insertion thereof. The conductive substrate 210 is made of a conductive metal material, such as copper, iron, aluminum, or the like.

An insulating material is arranged between the probe 220 and the conductive substrate 210, and the insulating material can firmly arrange the probe 220 at the middle position of the conductive substrate 210, the insulating material can be ABS, of course, as long as the probe 220 and the conductive substrate 210 can be separated from each other and not in a contact state of two metal conductive members, for example, a plastic sleeve can be included outside the probe 220 and can be stabilized by an adhesive.

An annular boss 211 extends radially from the conductive base 210 near the center thereof. In the present embodiment, the conductive base 210 and the ground ring 120 are connected in at least the following three ways. For convenience of illustration, the conductive base 210 is divided by the annular boss 211, the portion of the conductive base 210 at the tail side of the housing 230 is the fixing portion 212, and the portion of the conductive base 210 at the end side of the housing 230 is the mating portion 213.

1. When the length of the fitting portion 213 of the conductive base 210 is greater than the length from the end 123 of the grounding ring to the inner ring step 122, and the end of the conductive base 210 abuts against the inner ring step 122, the clip 121 and the bayonet 231 are at the same level in the axial direction. At this time, the end of the conductive base 210 is in contact with the inner race step 122 of the ground ring 120 to communicate with the line and transmit signals.

2. When the length of the mating portion 213 of the conductive base 210 is smaller than the length from the end 123 of the grounding ring to the inner ring step 122, the clip 121 and the bayonet 231 are at the same level in the axial direction when the end of the grounding ring 120 abuts against the annular boss 211. At this time, the annular boss 211 is contacted with the end of the ground ring 120 to communicate with the line, thereby transmitting signals.

3. Referring to fig. 5, regardless of the length of the mating portion 213 of the conductive base 210 and the length from the end 123 of the ground ring to the step 122 of the inner ring, an elastic conductive member 240 may be coated on the outer wall of a portion of the conductive base (i.e., the mating portion 213), and the elastic conductive member 240 may be attached to the inner wall of the ground ring 120 when the ground ring 120 is inserted. At this time, the signal is transmitted by connecting the lines through the elastic conductive member 240 contacting the conductive base 210 and the inner wall of the ground ring 120 at the same time. The elastic conductive member 240 is preferably made of copper or copper alloy.

The elastic conductive member 240 is in a grid shape or a strip grid shape, and the conductive base 210 has a limiting portion corresponding to two sides of the elastic conductive member 240 in the length direction. The limiting portion can allow the elastic conductive element 240 to be stably attached to a portion of the conductive substrate (i.e., the mating portion 213), so as to prevent the elastic conductive element 240 from being separated from the mating portion 213 when the BNC connector 200 is mated with the female connector housing 100.

What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims (6)

1. The utility model provides a BNC connector convenient to peg graft for cooperate with the female seat of interface of terminal equipment with transmission signal, the female seat of interface is including the ground circle that is equipped with the checkpost, its characterized in that, BNC connector includes:

a conductive base;

the probe is axially arranged at the central position of the conductive base body in a penetrating manner along the conductive base body;

the shell is sleeved on the outer side of the conductive base body, and the shell is provided with a bayonet used for limiting the clamp.

2. A BNC connector according to claim 1, wherein said housing has a terminal portion and a tail portion for connecting to a line, wherein said terminal portion has a gap for inserting said ground ring and two channels for guiding said clip, and two locking notches are formed near said two channels, and said clip is retained in said locking notches when said housing is rotated.

3. The BNC connector for facilitating plugging of claim 2, wherein said ground ring has an inner ring step; when the end part of the conductive base body is abutted to the step of the inner ring, the clip and the bayonet are at the same horizontal height in the axial direction.

4. The BNC connector of claim 2, wherein said conductive base has an annular protrusion extending radially from said conductive base near said middle, and said clip and said bayonet are at the same level in the axial direction when said grounding ring abuts against said annular protrusion.

5. The BNC connector of claim 2, wherein said partially conductive substrate is covered on its outer wall by a resilient conductive member, said resilient conductive member engaging the inner wall of said ground ring when said ground ring is inserted.

6. The BNC connector for facilitating plugging according to claim 5, wherein the elastic conductive member is in a form of a thin grid or a long strip grid, and the conductive base has a position-limiting portion corresponding to two sides of the elastic conductive member in a length direction.

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