CN216563905U

CN216563905U - Coaxial connector with switch

Info

Publication number: CN216563905U
Application number: CN202123100514.9U
Authority: CN
Inventors: 钱良; 吕银涛; 黄颗; 尹绪引
Original assignee: Shenzhen Electric Connector Technology Co Ltd
Current assignee: Shenzhen Electric Connector Technology Co Ltd
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-05-17
Anticipated expiration: 2031-12-11

Abstract

The utility model discloses a coaxial connector with a switch, which comprises a metal shielding shell, a first insulating seat, a second insulating seat, an elastic terminal and a fixed terminal. The first insulating seat is provided with a first mounting groove, and a first fixing part of the elastic terminal is abutted against the inner wall of the first mounting groove; a second mounting groove is formed in the second insulating seat, and a second fixing part of the fixing terminal is abutted to the inner wall of the second mounting groove; the elastic part of the elastic terminal and the contact part of the fixed terminal are arranged in a staggered manner, and the side wall of one side of the elastic part close to the contact part is provided with a contact bulge which is electrically contacted with the contact part when the elastic part is in a natural state; when the coaxial band switch connector is plugged with the mating connector, the contact projection is disconnected from the contact portion. Compared with the prior art, the coaxial connector with the switch provided by the utility model has the advantages that the radio frequency range is DC-10 GHz, the signal transmission rate is greatly improved, and the requirement of the market on the transmission rate of 5G products is met.

Description

Coaxial connector with switch

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a coaxial connector with a switch.

Background

With the rapid development of information technology, 5G technology is mature more and more, and the market demands for the transmission rate of electronic products are higher and higher. The radio frequency range of the existing coaxial connector with the switch is DC-4GHz, and the transmission rate requirement of the increasingly mature 5G electronic products is difficult to meet. Therefore, a coaxial connector with a switch is needed, wherein the rf range is DC-10 GHz, so as to meet the higher transmission rate requirement of electronic products.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a coaxial connector with a switch, the radio frequency range is DC-10 GHz, and the signal transmission rate is greatly improved.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a coaxial connector with switch, includes the metal shielding shell, installs at the inside first insulator tray and the second insulator tray of metal shielding shell, still includes elastic terminal and fixed terminal, wherein:

the first insulating seat is provided with a first mounting groove, the elastic terminal comprises a first welding part, a first fixing part and an elastic part, the first welding part is positioned at the bottom of the first insulating seat, and the first fixing part is abutted against the inner wall of the first mounting groove;

the second insulating seat is provided with a second mounting groove, the fixed terminal comprises a second welding part, a second fixing part and a contact part, the second welding part is positioned at the bottom of the second insulating seat, and the second fixing part is abutted against the inner wall of the second mounting groove;

the elastic part and the contact part are arranged in a staggered mode, a contact bulge is arranged on the side wall of one side, close to the contact part, of the elastic part, and the contact bulge is in electrical contact with the contact part when the elastic part is in a natural state; when the coaxial band switch connector is plugged with the butting connector, the contact protrusion is disconnected with the contact part.

Preferably, the elastic part includes first elastic arm, second elastic arm, linking arm and the third elastic arm that sets gradually, first elastic arm with the bottom of first fixed part meets, the contact arch sets up the linking arm with the position that the third elastic arm meets.

Preferably, the first elastic arm is of a U-shaped structure or a semicircular structure.

Preferably, the second resilient arm extends away from the contact portion.

Preferably, the connecting arm extends in a direction approaching the contact portion.

Preferably, the third resilient arm extends away from the contact portion.

Preferably, the first fixing portion includes a fixed main board and a guard plate structure connected to each other, and the first mounting groove is in an inverted L-shaped structure at the bottom of the first insulating base.

Preferably, the first insulating base is provided with a first protrusion structure, and the second insulating base is provided with a first groove structure which is mutually embedded with the first protrusion structure.

Preferably, a second protruding structure is arranged at the bottom of the second insulating base, and a second groove structure which is mutually embedded with the second protruding structure is arranged on the first insulating base.

Preferably, a bump structure is arranged on the second mounting groove and is opposite to the elastic part, so that the elastic part and the contact part are arranged in a staggered manner.

The utility model has the beneficial effects that: through the contact site dislocation set with the elastic component of elastic terminal and fixed terminal, the projected area of contact site on the elastic component is as little as possible, and then can greatly promote coaxial band switch connector's radio frequency performance, makes its radio frequency scope at DC ~ 10GHz, has promoted signal transmission rate greatly, satisfies the requirement of market to 5G product transmission rate.

Drawings

FIG. 1 is a schematic diagram of a coaxial connector with a switch according to an embodiment of the present invention;

FIG. 2 is an exploded view of the coaxial connector with switch of FIG. 1;

FIG. 3 is a schematic view of a projection of a fixed terminal onto an elastic terminal according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a fixed terminal and an elastic terminal in a natural state according to an embodiment of the present invention;

FIG. 5 is a schematic top view of a coaxial switched connector in accordance with an embodiment of the present invention;

FIG. 6 is a cross-sectional view of the coaxial connector with switch shown in FIG. 5;

fig. 7 is a schematic structural diagram of an elastic terminal according to an embodiment of the present invention;

FIG. 8 is a schematic diagram of a fixing terminal according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a first insulating base according to an embodiment of the present invention;

FIG. 10 is a schematic view of the first insulating base from another perspective in accordance with the embodiment of the present invention;

FIG. 11 is a schematic structural diagram of a second insulating base according to an embodiment of the present invention;

fig. 12 is a schematic structural view of the second insulating base from another perspective in the embodiment of the present invention.

Reference numerals: 100. a metal shield case; 110. a shield main body; 120. a leg structure; 200. a first insulating base; 210. a first mounting groove; 220. a first bump structure; 230. a second groove structure; 300. a second insulating base; 310. a second mounting groove; 311. a bump structure; 320. a first groove structure; 330. a second bump structure; 400. an elastic terminal; 410. a first weld; 420. a fixed part; 421. fixing the main board; 422. a guard plate structure; 430. an elastic portion; 431. a first resilient arm; 432. a second resilient arm; 433. a connecting arm; 4331. a contact projection; 434. a third elastic arm; 500. a fixed terminal; 510. a second weld; 520. a second fixed part; 521. a fixed body; 522. fixing the reinforcing sheet; 530. a contact portion.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.

The embodiment of the application provides a coaxial connector with a switch, and solves the technical problem that in the prior art, the radio frequency range of the coaxial connector with the switch is DC-4GHz, and the transmission rate requirement of increasingly mature 5G electronic products is difficult to meet. In the present application, the upper side, or the top and the top refer to the direction of the mating connector relative to the coaxial band switch connector when the coaxial band switch connector is mated with the mating connector, and the opposite direction is the lower side, or the bottom and the bottom.

As shown in fig. 1 to 12, the embodiment of the present application:

a coaxial connector with a switch comprises a metal shielding shell 100, a first insulating base 200 and a second insulating base 300 which are arranged inside the metal shielding shell 100, an elastic terminal 400 and a fixed terminal 500. The first insulating base 200 is provided with a first mounting groove 210, the elastic terminal 400 includes a first welding portion 410, a first fixing portion 420 and an elastic portion 430, the first welding portion 410 is located at the bottom of the first insulating base 200, and the first fixing portion 420 abuts against the inner wall of the first mounting groove 210, so that the elastic terminal 400 is fixedly mounted in the first mounting groove 210. The second insulating base 300 is provided with a second mounting groove 310, the fixing terminal 500 includes a second welding portion 510, a second fixing portion 520 and a contact portion 530, the second welding portion 520 is located at the bottom of the second insulating base 300, and the second fixing portion 520 is abutted against the inner wall of the second mounting groove 310, so that the fixing terminal 500 is fixedly mounted in the second mounting groove 310. Illustratively, as shown in fig. 1 and 2, the metal shield shell 100 includes a shield main body 110 and a leg structure 120, and a first insulating base 200 to which a resilient terminal 400 is assembled and a second insulating base 300 to which a fixed terminal 500 is assembled are disposed in the shield main body 110.

As shown in fig. 3, the elastic portion 430 and the contact portion 530 are disposed in a staggered manner, and a contact protrusion 4331 is disposed on a side wall of the elastic portion 430 close to the contact portion 530. Specifically, the projection area of the contact portion 530 on the elastic portion 430 is as small as possible, which is beneficial to improving the radio frequency performance of the coaxial connector with switch. Illustratively, the contact protrusion 4331 is electrically contacted with a portion of the contact part 530 close to the elastic part 430, which is beneficial to reduce a projection area of the contact part 530 on the elastic part 430, and ensure that the elastic part 430 and the contact part 530 are arranged in a staggered manner. Under the condition that the elastic portion 430 is in a natural state, i.e. is not affected by external force, the contact protrusion 4331 is electrically contacted with the contact portion 530; when the coaxial band switch connector is inserted into a mating connector (not shown), the elastic portion 430 is pressed outward, so that the contact projection 4331 is disconnected from the contact portion 530.

In order to solve the technical problem that the radio frequency range of the coaxial band switch connector in the prior art is DC-4GHz and the transmission rate requirement of the increasingly mature 5G electronic product is difficult to meet, the application sets the elastic part of the elastic terminal and the contact part of the fixed terminal in a staggered manner, the projection area of the contact part on the elastic part is as small as possible, and further the radio frequency performance of the coaxial band switch connector can be greatly improved, the radio frequency range of the coaxial band switch connector is DC-10 GHz, the signal transmission rate is greatly improved, and the requirement of the market on the transmission rate of the 5G product is met.

Preferably, the elastic part 430 includes a first elastic arm 431, a second elastic arm 432, a connecting arm 433, and a third elastic arm 434, which are sequentially disposed. The first elastic arm 431 is connected to the bottom of the first fixing portion 420, and the contact projection 4331 is disposed at a position where the connection arm 433 is connected to the third elastic arm 434. Specifically, the contact projection 4331 is provided on the top side wall of the connection arm 433 and/or the bottom side wall of the third elastic arm 434.

Preferably, the first elastic arm 431 has a U-shaped structure or a semicircular structure, that is, the first elastic arm 431 is connected to the bottom of the first fixing portion 420, extends downward, and then extends upward through a circular arc transition to have a U-shaped structure or a semicircular structure. The first elastic arm 431 is configured to have a U-shaped structure or a semicircular structure, so that the length of the elastic portion 430 can be effectively increased, and the elasticity of the elastic portion 430 can be improved.

Preferably, the second elastic arm 432 extends in a direction away from the contact part 530. More specifically, the connection arm 433 extends in a direction close to the contact portion 530. That is, the end of the first elastic arm 431 not connected to the first fixing portion 420 extends in the direction away from the contact portion 530, and then bends to extend in the direction close to the contact portion 530, so as to effectively increase the length of the elastic portion 430, improve the elasticity of the elastic portion 430, and extend in the direction away from the contact portion 530, thereby avoiding the electric contact between the elastic portion 430 and the contact portion 530 when the coaxial band switch connector is plugged into the mating connector, which may affect the normal use of the coaxial band switch connector.

Preferably, the first fixing portion 420 includes a fixed main plate 421 and a guard plate structure 422 connected to each other, and the first mounting groove 210 is in an L-shaped structure at the bottom of the first insulating base 200. Set up the area of contact of first fixed part 420 of backplate structure 422 increase and first mounting groove 210, improve the stability of elastic terminal 400 and the installation of first insulator 200, and then can ensure the stability of coaxial band switch connector performance in the use, improve coaxial band switch connector's life.

Preferably, the first insulating base 200 is provided with a first protrusion structure 220, and the second insulating base 300 is provided with a first groove structure 320 engaged with the first protrusion structure 220. The first insulating base 200 and the second insulating base 300 are fixed together in a tabling mode, and the structure is simple, and the production and the processing are convenient.

Preferably, the second insulating base 300 is provided with a second protrusion 330 at the bottom thereof, and the first insulating base 200 is provided with a second groove 230 at the bottom thereof, which is engaged with the second protrusion 330. Through setting up second protruding structure 330 and second groove structure 230, can further improve the gomphosis area when first insulator 200 and second insulator 300 set up in shielding main part 110, be favorable to improving the intensity that first insulator 200 and second insulator 300 gomphosis are connected, and then be favorable to guaranteeing the structural stability of coaxial band switch connector in the use. It should be noted that, the first protrusion structure 220 and the second groove structure 230 are simultaneously disposed on the first insulating base 200, and the first groove structure 320 and the second protrusion structure 330 are simultaneously disposed on the second insulating base 300, so that the engaging strength between the first insulating base 200 and the second insulating base 300 is greatly ensured, the coaxial connector with switch is convenient to assemble and assemble, the production efficiency is improved, and the production cost is saved.

Preferably, the second mounting groove 310 is provided with a bump structure 311, and the bump structure 311 is disposed opposite to the elastic portion 430 to ensure that the elastic portion 430 and the contact portion 530 are disposed in a staggered manner. When the coaxial band switch connector is plugged into the mating connector, the terminal contact portion of the mating connector is located between the elastic portion 430 and the bump structure 311, and abuts against the elastic portion 430, and an outward acting force is applied to the elastic portion 430, so that the contact protrusion 4331 is electrically disconnected from the contact portion 530.

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

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A coaxial connector with switch, comprising a metal shielding case, a first insulating base and a second insulating base mounted inside the metal shielding case, and further comprising an elastic terminal and a fixed terminal, wherein:

2. The coaxial connector with switch of claim 1, wherein: the elastic part comprises a first elastic arm, a second elastic arm, a connecting arm and a third elastic arm which are sequentially arranged, the first elastic arm is connected with the bottom of the first fixing part, and the contact protrusion is arranged at the position where the connecting arm is connected with the third elastic arm.

3. The coaxial connector with switch of claim 2, wherein: the first elastic arm is of a U-shaped structure or a semicircular structure.

4. The coaxial connector with switch of claim 2, wherein: the second elastic arm extends in a direction away from the contact portion.

5. The coaxial connector with switch of claim 4, wherein: the connecting arm extends in a direction approaching the contact portion.

6. The coaxial connector with switch of claim 2, wherein: the third resilient arm extends in a direction away from the contact portion.

7. The coaxial connector with switch of claim 1, wherein: first fixed part includes interconnect's fixed mainboard and backplate structure, first mounting groove is in the bottom of first insulator seat is the type of falling L structure.

8. The coaxial connector with switch of claim 1, wherein: the first insulating base is provided with a first protruding structure, and the second insulating base is provided with a first groove structure which is mutually embedded with the first protruding structure.

9. The coaxial connector with switch of claim 1, wherein: the bottom of the second insulating seat is provided with a second protruding structure, and the first insulating seat is provided with a second groove structure which is mutually embedded with the second protruding structure.

10. The coaxial connector with switch of claim 1, wherein: the second mounting groove is provided with a lug structure, and the lug structure is opposite to the elastic part so as to ensure that the elastic part and the contact part are arranged in a staggered manner.