CN214797811U

CN214797811U - Block your head structure

Info

Publication number: CN214797811U
Application number: CN202120913283.4U
Authority: CN
Inventors: 冷元勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-19
Anticipated expiration: 2031-04-29

Abstract

The utility model relates to a cannon head structure, which comprises a core body component, wherein the core body component comprises a conductor contact pin, and the conductor contact pin is made of red copper; the conductor contact pin is provided with a front end and a rear end opposite to the front end; the shell assembly wraps the core assembly; the front ends of the conductor pins are exposed to the housing assembly. Therefore, the conductive pins can be electrically connected with other plugs or sockets, and the audio signals can be transmitted by the conduction of the electrical connection. The conductor contact pin made of red copper enables the cannon head to have better electrical performance and obtain better signal transmission precision.

Description

Block your head structure

Technical Field

The utility model relates to an electrical element, concretely relates to cannon head structure.

Background

The CANNON head (CANNON) is an audio interface head, which is dedicated to serve high-end microphones such as condenser microphone. The cannon head is divided into two-core, three-core, four-core and other types, and sound can be normally input into a computer through a 48v phantom power supply or a voice amplifier.

At present, conductor contact pins adopted by cannon heads on the market are all made of copper alloy, namely brass, and the signal transmission effect is not ideal.

Disclosure of Invention

The utility model discloses a remedy prior art not enough, provide a cannon head structure, solved the problem that exists among the prior art, adopt the contact pin of red copper material as the conductor contact pin promptly to obtain the signal transmission effect of better ideal. To at least solve or alleviate one or more of the technical problems of the prior art, or to at least provide a useful alternative.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:

a cannon head structure comprises

The core body assembly comprises a conductor contact pin, and the conductor contact pin is made of red copper; the conductor contact pin is provided with a front end and a rear end opposite to the front end;

a shell assembly encasing the core assembly; the front ends of the conductor pins are exposed to the housing assembly.

Preferably, the core body assembly further comprises a fixed rubber core assembly which comprises a front rubber core and a rear rubber core which are attached to each other, the front rubber core and the rear rubber core are of a split structure, and the front rubber core and the rear rubber core are both provided with contact pin through holes; and two ends of the conductor contact pin respectively penetrate through the front rubber core and the rear rubber core to be clamped.

Preferably, the outer surface of the conductor pin is provided with an annular protrusion, and one side of the pin through hole formed by the rear rubber core, which is close to the attaching surface, is provided with an annular groove matched with the annular protrusion.

Preferably, the shell assembly comprises a spigot body and a body which are sequentially connected through threads, the spigot body is provided with an external thread connecting end, the body is provided with an internal thread connecting end matched with the external thread connecting end, and the external thread connecting end is provided with a fixing hole; the outer wall of the rear rubber core is provided with a threaded hole; the core body assembly further comprises a fixing screw, and the fixing screw penetrates through the fixing hole and is installed in a matched mode with the threaded hole so as to fix the rear rubber core and the plug-in nozzle body.

Preferably, the shell assembly further comprises a rear cover in threaded connection with the body, a wire fixing reducing opening is formed in the rear cover, the wire fixing reducing opening is of a cylindrical structure, at least part of the outer wall of the wire fixing reducing opening is attached to the inner wall of the rear cover, a plurality of claw-shaped portions are formed at one end of the wire fixing reducing opening, and when the wire fixing reducing opening is extruded by the rear cover, the claw-shaped portions are folded towards the inside of the wire fixing reducing opening.

Preferably, the conductor contact pin is a female contact pin, a spring mounting groove is formed in the outer wall of the female contact pin, and a necking spring is arranged in the spring mounting groove.

Preferably, the front rubber core is provided with a mounting hole, a spring is arranged in the mounting hole, one end of the spring is abutted against the bottom of the mounting hole, and the other end of the spring is provided with a thimble; the shell assembly is provided with a limiting hole corresponding to the position of the mounting hole, and the size of the limiting hole is smaller than that of the top of the ejector pin, so that the spring extrudes the top of the ejector pin to be embedded into the limiting hole, and the front rubber core and the shell are positioned.

Preferably, the core body assembly includes a rubber core for fixing the conductor pin, the front end of the conductor pin is fixed in the rubber core, the front end of the rubber core forms a connection hole, an insertion hole exposing the connection hole is formed on the surface of the housing, and the size of the insertion hole is larger than that of the connection hole.

Preferably, the number of the conductor pins is three.

Preferably, the core assembly further comprises a grounding pin; the rear rubber core is provided with a grounding through hole, and the grounding pin penetrates through the grounding through hole and is fixed on the rear rubber core.

Select for use red copper as the conductor contact pin, because red copper purity is very high, contain impurity content and will be far less than brass, so have stable electric conductive property, can effectively improve the transmission effect of cannon head.

Drawings

FIG. 1 is an exploded perspective view of a cannon head according to an embodiment of the present invention, showing a cannon head;

FIG. 2 is an exploded perspective view of a cannon head according to an embodiment of the present invention, from another perspective, showing the cannon head;

FIG. 3 is an exploded perspective view of a cannon head according to an embodiment of the present invention, showing a cannon female head;

fig. 4 is an exploded view of a cannon head structure viewed from another perspective in an embodiment of the present invention, in which a cannon female head is illustrated.

Detailed Description

In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1-4, the structure of the cannon male and female heads is common, wherein the cannon head structure comprises a core assembly including a conductor pin 1023/2023, as a modification of the core, the conductor pin 1023/2023 is made of red copper, such as T2 red copper; conductor pin 1023/2023 has a front end and a rear end opposite the front end; the cannon head structure also comprises a shell assembly which wraps the core assembly; the front ends of conductor pins 1023/2023 are exposed to the housing assembly (not shown in exploded view in this assembled state) for electrical connection.

Referring in more detail to the drawings, since the texture of red copper is soft, the assembly structure is optimally set when assembling the cannon head in order to reliably mount the wire insertion needle.

Referring to the drawings, the core assembly further comprises a fixed rubber core assembly, which comprises a front rubber core 1021/2021 and a rear rubber core 1022/2022 that are attached to each other, the front rubber core 1021/2021 and the rear rubber core are of a split structure 1022/2022, and pin through holes are formed in both the front rubber core 1021/2021 and the rear rubber core 1022/2022; the two ends of the conductor pin 1023/2023 are clamped through the front plastic core 1021/2021 and the rear plastic core 1022/2022, respectively. The rubber core of the fixed contact pin is divided into two bodies, when the rubber core is assembled, the lead and the contact pin can be welded firstly, then the contact pin and the rubber core are assembled, and the thermal deformation of the rubber core caused by welding is avoided. The cannon heads in the current market are all formed by plastic injection molding, and plastic is easy to melt and deform at high temperature in the welding process, so that the transmission signal is influenced.

In addition, the outer surface of the conductor pin 1023/2023 is formed with an annular protrusion, and the side of the pin through hole formed by the rear rubber core 1022/2022 close to the attaching surface is formed with an annular groove part matched with the annular protrusion. After two gluey core pastes and installs the contact pin, the annular bulge is supported in the ring channel portion promptly, can effectively avoid the axis drunkenness of contact pin, makes the contact pin more reliable with the combination of gluing the core, and difficult pine takes off promotes the power of inserting and pulling out of cannon head.

In addition, the shell assembly comprises a plug nozzle body 1011/2011 and a body 1012/2012 which are connected in sequence through threads, the plug nozzle body 1011/2011 is provided with an external thread connecting end, the body 1012/2012 is provided with an internal thread connecting end matched with the external thread connecting end, and the external thread connecting end is provided with a fixing hole; the outer wall of the rear rubber core 1022/2022 is provided with a threaded hole; the core assembly further includes a set screw 1025/2028 that passes through the set hole and fits into the threaded hole to secure the rear plastic core 1022/2022 to the nozzle body 1011/2011. Thus, the rear rubber core and the shell are reliably fixed.

In addition, the housing assembly further comprises a rear cover 1013/2013 connected with the body threads 1012/2012, a fixed line reducing port 1014/2014 is arranged inside the rear cover 1013/2013, the fixed line reducing port 1014/2014 has a cylindrical structure, at least part of the outer wall of the fixed line reducing port is attached to the inner wall of the rear cover 1013/2013, a plurality of claw-shaped portions are formed at one end of the fixed line reducing port 1014/2014, and when the fixed line reducing port 1014/2014 is pressed by the rear cover 1013/2013, the claw-shaped portions are folded towards the inside of the fixed line reducing port 1014/2014. The wire is connected and is stretched out from the back lid behind the your head of calorie, will be firmly fixed by the solid line throat, promotes the stretching resistance and the quality of swaying of your head of calorie.

As a specific arrangement, in the cannon female structure, as shown in fig. 2 and 4, the conductor pin is a female pin 2023, and a spring mounting groove is formed in an outer wall of the female pin 2023, and a tapered spring is provided in the spring mounting groove. The elastic force of the female contact pin can be automatically contracted and contracted by adopting the necking spring, and the connection reliability is improved.

In addition, in the figure, the front rubber core 2021 is provided with a mounting hole, a spring 2026 is arranged in the mounting hole, one end of the spring 2026 is abutted against the bottom of the mounting hole, and the other end is provided with a thimble 2025; the shell component is provided with a limiting hole corresponding to the position of the mounting hole, and the size of the limiting hole is smaller than that of the top of the ejector pin 2025, so that the spring 2026 extrudes the top of the ejector pin 2025 to be embedded into the limiting hole, and the front rubber core 2021 is positioned with the shell. An automatic buckle structure is formed by the spring and the ejector pin together, the front rubber core and the shell are firmly fixed, and detachment is supported. It should be noted that the figures only illustrate the solution in which the cannon female head adopts the above-mentioned structure, and in other possible solutions, the cannon male head structure can also adopt the above-mentioned arrangement.

In addition, the core body assembly comprises a rubber core for fixing the conductor pin 2023, the front end of the conductor pin 2023 is fixed in the rubber core, the front end of the rubber core forms a connecting hole, an insertion hole for exposing the connecting hole is formed on the surface of the shell, and the size of the insertion hole is larger than that of the connecting hole. When the plug is connected, for the cannon female head, the structure can further improve the plugging force.

Further, in connection with the drawings, the number of conductor pins is three as shown as a conventional arrangement.

In addition, as shown, the core assembly further includes a ground pin 1024/2024; the rear rubber core 1022/2022 is formed with a ground through hole through which the ground pin 1024/2024 passes and is fixed to the rear rubber core 1022/2022.

The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. A cannon head structure is characterized by comprising

a shell assembly encasing the core assembly; the front end of the conductor pin is exposed to the shell assembly;

the core body assembly also comprises a fixed rubber core assembly which comprises a front rubber core and a rear rubber core which are attached, the front rubber core and the rear rubber core are of split structures, and contact pin through holes are formed in the front rubber core and the rear rubber core; and two ends of the conductor contact pin respectively penetrate through the front rubber core and the rear rubber core to be clamped.

2. The cannon head structure of claim 1, wherein the outer surface of the conductor pin is formed with an annular protrusion, and one side of the pin through hole formed by the rear rubber core, which is close to the abutting surface, is formed with an annular groove portion engaged with the annular protrusion.

3. The cannon head structure of claim 2, wherein the housing assembly comprises a nozzle body and a body sequentially connected by threads, the nozzle body having an external thread connection end, the body having an internal thread connection end matched with the external thread connection end, the external thread connection end being provided with a fixing hole; the outer wall of the rear rubber core is provided with a threaded hole; the core body assembly further comprises a fixing screw, and the fixing screw penetrates through the fixing hole and is installed in a matched mode with the threaded hole so as to fix the rear rubber core and the plug-in nozzle body.

4. The cannon head structure of claim 3, wherein the housing assembly further comprises a rear cover in threaded connection with the body, a wire fixing throat is arranged inside the rear cover, the wire fixing throat has a cylindrical structure and at least part of the outer wall is attached to the inner wall of the rear cover, a plurality of claw-shaped portions are formed at one end of the wire fixing throat, and when the wire fixing throat is squeezed by the rear cover, the plurality of claw-shaped portions close to the inside of the wire fixing throat.

5. A cannon head structure as claimed in any one of claims 1 to 4, wherein the conductor pin is a female pin, the outer wall of the female pin being formed with a spring mounting groove in which a throat spring is disposed.

6. A cannon head structure as claimed in any one of claims 1 to 4, wherein the front rubber core is provided with a mounting hole, a spring is arranged in the mounting hole, one end of the spring abuts against the bottom of the mounting hole, and the other end of the spring is used for placing a thimble; the shell assembly is provided with a limiting hole corresponding to the position of the mounting hole, and the size of the limiting hole is smaller than that of the top of the ejector pin, so that the spring extrudes the top of the ejector pin to be embedded into the limiting hole, and the front rubber core and the shell are positioned.

7. The cannon head structure of claim 1, wherein the core assembly comprises a rubber core to which the conductor pin is fixed, a front end of the conductor pin is fixed in the rubber core, a front end of the rubber core forms a connection hole, a surface of the housing is formed with an insertion hole to expose the connection hole, and the insertion hole is larger in size than the connection hole.

8. The cannon head structure of claim 1, wherein the number of conductor pins is three.

9. The cannon head structure of claim 1, wherein the core assembly further comprises a ground pin; the rear rubber core is provided with a grounding through hole, and the grounding pin penetrates through the grounding through hole and is fixed on the rear rubber core.