CN214254909U

CN214254909U - Strenghthened type BNC connector structure that electric conduction performance is stable

Info

Publication number: CN214254909U
Application number: CN202023350184.4U
Authority: CN
Inventors: 周明福
Original assignee: JINYI ELECTRONIC (SHENZHEN) CO Ltd
Current assignee: JINYI ELECTRONIC (SHENZHEN) CO Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-21
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to an electric strenghthened type BNC connector structure that switch on stable performance, including socket end and plug end, the inside lock pin of taking the jack that is equipped with of socket end, the inside of plug end is equipped with the contact pin that can insert the lock pin, and the jack of lock pin is embedded to have first guan spring, and the socket shell inside wall of socket end is equipped with the second and crowns the spring, and the plug housing cover of plug end is equipped with the spring, and when the plug end inserted the socket end, the contact pin inserted in the first guan spring and extrudees first guan spring, and the plug housing inserted in the second guan spring and extrudees the second and crowns the spring, and the round boss is buckled rotatory dead slot. The utility model discloses the spring is hat to first hat spring and second has been add at the socket end to it has increased static friction power to have hat the spring with the second in the plug direction of plug end and socket end to increase first hat spring, has promoted the contact stability of BNC connector, and the spring that adds at the plug end increases the combination firmness when plug end is connected with the socket end, avoids the phenomenon that plug end and socket end appear the pine and take off.

Description

Strenghthened type BNC connector structure that electric conduction performance is stable

Technical Field

The utility model relates to a connector field, specific theory relates to a strenghthened type BNC connector structure that electric conduction performance is stable.

Background

The BNC (Bayonet Neill-Concelman) connector is a common RF terminal coaxial cable terminator and comprises a plug end and a socket end, wherein the plug end is provided with a contact pin and a plug outer sleeve, the plug outer sleeve is provided with a space-avoiding rotary empty groove, and the head of the socket end is provided with a circular boss which can be embedded into the rotary empty groove so as to lock the plug end and the socket end.

However, the existing BNC connector has the bad phenomena of looseness, contact interruption and continuity during 360-degree rotation and the like, so that the contact of the internal connecting wire is bad; the loosening phenomenon also comprises the defect of insufficient connection firmness of the socket end and the plug end, and the plug end and the socket end are separated by slightly pulling out due to insufficient friction force between the two after the plugging, and even under the condition of non-manual operation, the phenomenon of poor connection, disconnection and continuous contact is very easy to conduct.

The above problems are worth solving.

Disclosure of Invention

In order to overcome the not enough of current technique, the utility model provides a strenghthened type BNC connector structure that electric conduction can be stable.

The utility model discloses technical scheme as follows:

the utility model provides an electric strenghthened type BNC connector structure that switch on stable performance, includes socket end and plug end, the inside lock pin of taking the jack that is equipped with of socket end, the inside of plug end is equipped with can insert the contact pin of lock pin, its characterized in that, the jack of lock pin is embedded to have first crown spring, the socket shell inside wall of socket end is equipped with second crown spring, the plug shell cover of plug end is equipped with the spring, be equipped with the round boss of two symmetries on the socket shell tip lateral wall, the plug overcoat of plug end be equipped with the rotatory dead slot of round boss adaptation, work as the plug end inserts during the socket end, the contact pin inserts in the first crown spring and the extrusion first crown spring, the plug shell inserts in the second crown spring and the extrusion second crown spring, the round boss is detained rotatory dead slot.

According to the above scheme the utility model discloses, a serial communication port, socket shell's axle center is equipped with the through-hole that is used for wearing to establish socket and glues the core, the lock pin is fixed in the socket glues the core, through the socket glues the core and fixes in the socket shell.

Furthermore, a first plug rubber core is arranged in the plug shell, the axis of the first plug rubber core penetrates through the contact pin, a hollow groove is formed in the end portion of the first plug rubber core, and the inner diameter of the hollow groove is matched with the outer diameter of the socket rubber core.

According to the above scheme the utility model discloses, a serial communication port, still be equipped with the second plug in the plug housing and glue the core, the core is being wrapped up to the second plug glue the tail end of contact pin, just the core is glued to the second plug with core in close contact with is connected to first plug.

According to above-mentioned scheme the utility model discloses, its characterized in that, the aperture of plug overcoat with the external diameter of socket casing cooperatees.

Furthermore, a spring accommodating groove is formed between the tail end of the plug outer sleeve and the plug shell, and the spring is arranged in the spring accommodating groove.

Furthermore, a snap ring sheet is arranged at one end of the spring, which is contacted with the end part of the socket shell, and a metal gasket is arranged at one end of the spring, which is contacted with the convex edge of the plug shell.

Furthermore, a silica gel ring is arranged between the clamping ring piece and the end part of the socket shell.

Furthermore, the tail end of the rotating empty groove is provided with a round hole groove for fixing the round boss.

Furthermore, an inlet groove is formed in the inner wall of the opening of the plug outer sleeve, and the size of the inlet groove is matched with that of the circular boss.

According to the above scheme the utility model discloses, its beneficial effect lies in:

the utility model discloses first hat spring and second hat spring have been add at the socket end to increase the extrusion force of first hat spring to the lock pin, also increased the extrusion force of second hat spring to the plug housing, so after the plug end inserts the socket end, first hat spring and second hat spring have increased static friction in the plug direction of plug end and socket end, under the condition of 360 degrees rotations in the use, the electrical properties of plug end and socket end are stable to be contacted, have promoted the contact stability of BNC connector, avoid appearing contact failure phenomenon;

in addition, the spring is additionally arranged at the plug end, so that the combination firmness of the plug end and the socket end in the connection process can be increased, and the phenomenon of poor connection of the plug end and the socket end is avoided.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a plug terminal and a socket terminal in a separated state;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

FIG. 4 is a cross-sectional view of the plug end separated from the receptacle end;

fig. 5 is a sectional view showing a state where the plug terminal and the socket terminal are connected.

In the figure, 1, the socket end;

11. inserting a core; 12. a socket rubber core; 13. a socket housing; 131. a circular boss;

2. a plug end;

21. inserting a pin; 22. a first plug rubber core; 221. a hollow groove; 23. a plug housing; 231. rotating the empty slot; 24. a plug housing; 241. an inlet tank; 25. a second plug rubber core;

3. a first crown spring; 4. a second crown spring; 5. a spring; 51. a snap ring piece; 52. a metal washer; 53. and (5) a silica gel ring.

Detailed Description

For better understanding of the objects, technical solutions and technical effects of the present invention, the present invention will be further explained with reference to the accompanying drawings and embodiments. It is to be noted that the following examples are only for explaining the present invention and are not intended to limit the present invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

The terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution.

The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a number" is two or more unless specifically defined otherwise.

As shown in fig. 1, 2, and 4, an enhanced BNC connector structure with stable electrical conduction performance includes a socket end 1 and a plug end 2, a ferrule 11 with a plug hole is disposed inside the socket end 1, a pin 21 insertable into the ferrule 11 is disposed inside the plug end 2, a first crown spring 3 is embedded in the plug hole of the ferrule 11, a second crown spring 4 is disposed inside a socket housing 13 of the socket end 1, a spring 5 is sleeved on a plug housing 23 of the plug end 2, when the plug end 2 is inserted into the socket end 1, the pin 21 is inserted into the first crown spring 3 and presses the first crown spring 3, the plug housing 23 is inserted into the second crown spring 4 and presses the second crown spring 4, an end of the socket housing 13 abuts against the spring 5, and two symmetrical round bosses 131 on an outer side wall of the socket end 1 buckle a rotating empty slot 231 of the plug housing 24.

The elastic sheet of the first crown spring 3 is extruded by the ferrule 11, so that the friction force of the first crown spring 3 on the ferrule 11 is increased; the elastic sheet of the second crown spring 4 is squeezed by the plug housing 23, so that the friction force of the second crown spring 4 on the plug housing 23 is increased, after the plug end 2 is inserted into the socket end 1, the static friction force is increased by the first crown spring and the second crown spring in the plugging and unplugging direction of the plug end and the socket end, and under the condition of 360-degree rotation in the using process, the plug end is stably contacted with the electric performance of the socket end.

As shown in fig. 3, two symmetrical circular bosses 131 are provided on the outer side wall of the head end portion of the socket housing 13, and the plug housing 24 of the plug end 2 is provided with a rotary empty groove 231 adapted to the circular bosses 131. The end of the rotating empty slot 231 is provided with a round hole slot for fixing the round boss 131. An inlet slot 241 is arranged on the inner wall of the opening of the plug outer sleeve 24, and the size of the inlet slot 241 is matched with that of the round boss 131.

As shown in fig. 2 and 5, when connecting the socket end 1 and the plug end 2, the pin 21 of the plug end 2 is aligned with the ferrule 11 of the socket end 1, after insertion, the plug housing 24 is pushed toward the socket end 1, the circular boss 131 enters the rotating hollow slot 231 from the inlet slot 241, the plug housing 24 is rotated along the moving direction of the circular boss 131 in the rotating hollow slot 231, since the rotating hollow slot 231 extends toward the plug end around the outer arc of the plug housing 24, when rotating the plug housing 24, the plug end 2 and the socket end 1 are further drawn closer, the socket housing 23 further extends into the plug end 2 and presses the spring 5 until the circular boss 131 falls into the circular hole slot of the rotating hollow slot 231, and the connection is completed.

After the plug end and the socket end are connected, under the action of the spring, the socket shell 13 is subjected to a force far away from the plug end 2, so that the round boss 131 of the socket end 1 is tightly clamped in the round hole groove of the rotary empty groove 231, the connection firmness of the plug end 2 and the socket end 1 is further increased, when a product is required to be unlocked, only the plug outer sleeve 24 can be pushed towards the direction of the socket end 2, the spring 5 is extruded, the round boss 131 is separated from the rotary empty groove 231, and the plug end is pulled out from the inlet groove 241, and the unlocking of the BNC connector is completed.

The utility model discloses in, also optimized to the structural firmness of socket end and plug end self, at the socket end, socket shell 13's axle center is equipped with the through-hole that is used for wearing to establish socket rubber core 12, and lock pin 11 is fixed in socket shell 13 through socket rubber core 12. At the plug end, a first plug rubber core 22 is arranged in the plug shell 23, the axis of the first plug rubber core 22 penetrates through the contact pin 21, a second plug rubber core 25 is further arranged in the plug shell 23, the tail end of the contact pin 21 is wrapped by the second plug rubber core 25, and the second plug rubber core 25 is in contact connection with the first plug rubber core 22.

Therefore, under the action of the socket rubber core, the first plug rubber core and the second plug rubber core, the socket end and the plug end are more compact and firm in structure.

The end of the first plug core 22 is provided with a hollow groove 221, and the inner diameter of the hollow groove 221 is matched with the outer diameter of the socket core 12. The plug end 2 is further provided with a plug outer sleeve 24, and the aperture of the plug outer sleeve 24 is matched with the outer diameter of the socket shell 13.

As shown in fig. 5, when the plug end 2 is inserted into the socket end 1, the socket core 12 of the socket end 1 is inserted into the hollow groove 221 of the first plug core 22; the socket housing 13 of the socket terminal 1 is inserted into the plug housing 24, and the end surface of the socket housing 13 abuts against the spring 5 inside the plug housing 24 as the plug terminal 2 approaches the socket terminal 1.

In this embodiment, a spring receiving groove is provided between the end of the plug housing 24 and the plug housing 23, the spring 5 is disposed in the spring receiving groove, a snap ring 51 is provided at the end of the spring 5 contacting the end of the socket housing 13, and a metal washer 52 is provided at the end of the spring 5 contacting the outer flange of the plug housing 23. The snap ring tabs and metal washers ensure that the spring is firmly compressed when the receptacle housing and the plug housing are brought closer together.

A silicone ring 53 is provided between the snap ring piece 51 and the end of the socket housing 13. The silicone ring 53 is used for preventing the slip between the snap ring piece and the socket housing.

To sum up, the utility model discloses at socket end add first hat spring, second hat spring and spring, promoted the contact stability of BNC connector, avoided appearing contact failure phenomenon.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A reinforced BNC connector structure with stable electrical conduction performance comprises a socket end (1) and a plug end (2), wherein a ferrule (11) with a jack is arranged at the center electrode in the socket end (1), a contact pin (21) capable of being inserted into the ferrule (11) is arranged in the plug end (2),

a first crown spring (3) is embedded in a jack of the ferrule (11), a second crown spring (4) is arranged on the inner side wall of a socket shell (13) of the socket end (1), a spring (5) is sleeved on a plug shell (23) of the plug end (2), two symmetrical circular bosses (131) are arranged on the outer side wall of the end part of the socket shell (13), a plug outer sleeve (24) of the plug end (2) is provided with a rotary empty groove (231) matched with the circular bosses (131),

when the plug end (2) is inserted into the socket end (1), the contact pin (21) is inserted into the first crown spring (3) and presses the first crown spring (3), the plug shell (23) is inserted into the second crown spring (4) and presses the second crown spring (4), and the circular boss (131) buckles the rotating empty groove (231).

2. The reinforced BNC connector structure with stable electrical continuity according to claim 1, wherein said socket housing (13) has a through hole for inserting a socket rubber core (12) at its axial center, said ferrule (11) is fixed in said socket rubber core (12), and said socket rubber core (12) is fixed in said socket housing (13).

3. The reinforced BNC connector structure with stable electrical conduction performance of claim 2, wherein said plug housing (23) has a first plug rubber core (22) disposed therein, said pin (21) is inserted through an axial center of said first plug rubber core (22), a hollow groove (221) is disposed at an end of said first plug rubber core (22), and an inner diameter of said hollow groove (221) is matched with an outer diameter of said socket rubber core (12).

4. The reinforced BNC connector structure with stable electrical conduction performance according to claim 3, wherein a second plug rubber core (25) is further disposed in the plug housing (23), the second plug rubber core (25) wraps the tail end of the contact pin (21), and the second plug rubber core (25) is in close contact with the first plug rubber core (22).

5. The BNC connector structure with stable electrical continuity according to claim 1, wherein said plug outer housing (24) has an aperture matching an outer diameter of said jack housing (13).

6. The BNC connector structure with stable electrical continuity according to claim 1, wherein a spring receiving slot is provided between the end of said plug housing (24) and said plug housing (23), and said spring (5) is embedded in said spring receiving slot.

7. The BNC connector structure with stable electrical conduction performance according to claim 6, wherein one end of the spring (5) contacting with the end of the socket housing (13) is provided with a snap ring (51), and one end of the spring (5) contacting with the outer flange of the plug housing (23) is provided with a metal washer (52).

8. The BNC connector structure with stable electrical conduction performance according to claim 7, wherein a silicone ring (53) is disposed between the snap ring piece (51) and the end of the socket housing (13).

9. The BNC connector structure with enhanced electrical conduction stability as recited in claim 1, wherein said rotary slot (231) has a circular hole slot at its end for fixing said circular boss (131).

10. The BNC connector structure with enhanced electrical conduction stability as recited in claim 1, wherein said plug housing (24) has an inlet slot (241) on its inner wall, said inlet slot (241) is adapted to said circular boss (131).