CN219477005U

CN219477005U - Cable connection box

Info

Publication number: CN219477005U
Application number: CN202223364575.0U
Authority: CN
Inventors: 陈鑫; 林身平; 杨嫚丽; 许永楠
Original assignee: Suzhou Lancont Electronic Technology Co ltd
Current assignee: Suzhou Lancont Electronic Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-08-04
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses a cable connection box which comprises a shielding shell, wherein a placing groove is formed in the middle position of the shielding shell, an insulating shell is embedded in the placing groove, a connecting groove is formed in the middle position of the insulating box, two fixing holes are formed in the shielding shell, two penetrating holes matched with the fixing holes are formed in the insulating box, two cables are further arranged, one ends of the two cables penetrate through the fixing holes and the penetrating holes and then extend into the connecting groove, and the ends of the cables penetrating into the connecting groove are electrically connected together. According to the connecting box, the cable can be quickly inserted into the connecting box for welding, on one hand, other tools are not needed to be used for positioning the cable, welding is convenient, meanwhile, other equipment cannot be affected during welding, and the use of other components cannot be affected due to the fact that sparks and the like occur in the welding process.

Description

Cable connection box

Technical Field

The utility model relates to the field of mobile communication, in particular to a cable connection box.

Background

Most of the prior art is that the combiner and the antenna are separated and independent, and the combiner is externally connected after the antenna is erected on the base station, so that the installation cost is increased, and the material cost is increased. Therefore, the built-in combiner of the base station antenna is also provided in the prior art, and can be arranged in the base station antenna, so that the repeated de-installation of the combiner is not required when the base station is built.

Meanwhile, after the combiner is installed in the antenna, the antenna is electrically connected with the combiner in the antenna, a connector is adopted for connection in a common mode, but the connector is used for conventional base station connection, but after the combiner is added, the conventional connector is difficult to use on the combiner because the internal space of the antenna is small and the product volume is small, so that the connector is replaced by a cable when the built-in combiner of the antenna is designed, but in the prior art, the cable is simply welded together, so that on one hand, the welding in the mode is very inconvenient, and on the other hand, the welding is easy to cause the phenomenon of insufficient welding or unstable welding.

Disclosure of Invention

The utility model aims to provide a cable connection box which is used for connecting a combiner cable with an antenna internal cable through the cable connection box, and is simple to operate, good in stability and small in occupied space.

In order to solve the technical problems, the utility model provides the following technical scheme: the cable connection box comprises a shielding shell, a placing groove is arranged at the middle position of the shielding shell, an insulating shell is embedded in the placing groove, a connecting groove is arranged at the middle position of the insulating shell,

the shielding shell is provided with two fixing holes, the insulating shell is provided with two penetrating holes matched with the fixing holes, the shielding shell further comprises two cables, one ends of the two cables penetrate through the fixing holes and the penetrating holes and then extend into the connecting grooves, and the ends of the cables penetrating into the connecting grooves are electrically connected together.

Further, the ends of the two cables penetrating into the connecting grooves are electrically connected together by welding.

Further, a plurality of heat dissipation protrusions are arranged at the bottom of the shielding shell.

Further, at least two positioning bosses are arranged on the shielding shell.

Further, the fixing hole is provided with a welding groove, the outer surface of the cable is wrapped with a protective sleeve, the outer surface of the protective sleeve is fixedly provided with a circle of metal connecting ring, the surface area of the metal connecting ring is the same as the surface area of the welding groove, and the metal connecting ring is welded with the welding groove.

Furthermore, a silver-plated copper sheet is arranged in the connecting groove.

Further, the outer surface of the shielding shell is tinned.

The cable connection box provided by the utility model has the advantages that:

according to the connecting box, the cable can be quickly inserted into the connecting box for welding, on one hand, other tools are not needed to be used for positioning the cable, welding is convenient, meanwhile, other equipment cannot be affected during welding, and the use of other components cannot be affected due to the fact that sparks and the like occur in the welding process.

The connection box has a small structure, occupies a small space when being installed and used, and therefore the area of the antenna cannot be enlarged.

The utility model provides a through the tin plating of shielding shell surface in this application, the outer metal collar of shielding shell and cable welds together to can play shielding signal and ground connection operation, simultaneously through being provided with the insulating shell in the shielding shell, thereby keep apart shielding shell and inner, prevent the short circuit problem of cable, through being provided with silver-plated copper sheet in the insulating shell at last, can make the tin just can the direct weld of adding when the welding, be difficult for appearing the rosin joint, circumstances such as overflow tin.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the installation of a junction box according to the present utility model;

fig. 2 is an exploded view of the junction box according to the present utility model.

Reference numerals in the drawings illustrate:

1. a shielding housing; 2. an insulating case; 3. silver plating copper sheets; 4. a cable; 5. a protective sleeve; 6. a metal connecting ring; 7. a fixing hole; 8. welding grooves; 9. a connecting groove; 10. a placement groove; 11. and positioning the boss.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-2, an embodiment of the present utility model is provided: the utility model provides a cable 4 connection box, includes a shield shell 1, shield shell 1 is rectangular structure, a standing groove 10 has been seted up to shield shell 1's intermediate position, standing groove 10 is cylindrically, the embedding has an insulating shell 2 in the standing groove 10, just the external diameter of insulating shell 2 with the internal diameter of standing groove 10 is the same, thereby makes insulating shell 2 can just in time embed in standing groove 10, just insulating shell 2 adopts the PTFE material to make, can play and keep apart shield shell 1 and inner, prevents the effect of short circuit.

In this embodiment, two fixing holes 7 are formed in the shielding shell 1, the two fixing holes 7 are formed in two opposite sides of the shielding shell 1, two penetrating holes matched with the fixing holes 7 are formed in the insulating shell, an indication arrow is imprinted on the upper surface of the shielding shell 1, an auxiliary indication mark matched with the indication arrow is imprinted on the insulating shell, when the indication arrow points to the auxiliary indication mark, the surface penetrating holes and the fixing holes 7 are located on the same axis, and the radius of the fixing holes 7 is larger than that of the penetrating holes.

Meanwhile, a connecting groove 9 is arranged at the middle position of the insulating shell, in the embodiment, the connecting groove 9 is of a square structure, and the insulating shell also comprises two cables 4, one ends of the two cables 4 penetrate through the fixing hole 7 and the penetrating hole and then penetrate into the connecting groove 9, the other ends are respectively communicated with the combiner and the inside of the antenna,

and the ends of the cables 4 penetrating into the connecting grooves 9 are electrically connected together, so that two components connected with the other ends of the cables 4 are communicated.

The specific electrical connection mode is that the end parts of the two cables 4 penetrating into the connecting grooves 9 are electrically connected together by welding.

And in order to facilitate the welding of two cables 4, still be provided with a silver-plated copper sheet 3 in the spread groove 9, silver-plated copper sheet sets up in the spread groove through the mode of pasting, and when welding, the tip and the silver-plated copper sheet 3 welding of cable 4 are in the same place to relay through silver-plated copper sheet 3, form the electricity of two cables 4 and connect, because silver-plated copper sheet 3's surface area is bigger, weld with cable 4 more easily, the inner welding of messenger cable 4 that can be better is more firm, and cable 4 inner is direct just can the direct weld at silver-plated copper sheet 3 the inside tin-added, be difficult for appearing the condition such as rosin joint, overflow tin.

Meanwhile, a plurality of heat dissipation protrusions (not shown in the figure) are arranged on the outer portion of the shielding shell 1, so that on one hand, the friction force at the bottom of the shielding shell 1 is increased, on the other hand, the contact area between the shielding shell 1 and air is enlarged, and further, heat in the shielding shell 1 can be dissipated rapidly.

Meanwhile, in this embodiment, at least two positioning bosses are disposed on the shielding shell 1, in this embodiment, two positioning bosses are disposed symmetrically on the other two sides of the shielding shell 1, so that the whole connection box is conveniently mounted inside the antenna.

Meanwhile, in this embodiment, the fixed orifices 7 are provided with the welding groove 8, the welding groove 8 is arranged on the outer surface of the shielding shell 1, the outer surface of the cable 4 is wrapped with the protective sleeve 5, the protective sleeve is made of PVC material, the outer surface of the protective sleeve 5 is fixedly provided with a circle of metal connecting ring 6, the metal connecting ring 6 is fixedly arranged on the outer surface of the protective sleeve in an adhesive mode, the metal connecting ring 6 is used for being connected with the shielding shell 1 on one hand, the end part of the cable 4 can be protected on the other hand, the end part of the cable 4 is prevented from being bent, and the surface area of the metal connecting ring 6 is the same as the surface area of the welding groove 8. And the outer diameter of the protective sleeve 5 is the same as the radius of the fixing hole 7, and the width of the protective sleeve 5 is equal to the thickness of the fixing hole 7, namely, the width of the protective sleeve 5 between the metal connecting ring 6 and the inner core of the cable 4 is equal to the thickness of the side edge of the shielding shell 1.

The metal connecting ring 6 with welding groove 8 welded connection is in the same place, and during the concrete operation, protective sheath 5 gets into fixed orifices 7 and forms preliminary fixed, and the inner core of cable 4 passes through the through hole and enters into spread groove 9 this moment, and metal and welding groove 8 zonulae occludens, welds this moment to weld cable 4 and shield shell 1, form the fixed connection of cable 4, conveniently to the welding of cable 4 inner core.

Further, the outer surface of the shield shell 1 is tin-plated, thereby facilitating the welding between the shield shell 1 and the cable 4.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The apparatus embodiments described above are merely illustrative, wherein elements illustrated as separate elements may or may not be physically separate, and elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present utility model without undue burden.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A cable connection box, characterized in that: comprises a shielding shell, a placing groove is arranged at the middle position of the shielding shell, an insulating shell is embedded in the placing groove, a connecting groove is arranged at the middle position of the insulating shell,

2. A cable connection box according to claim 1, characterized in that: the ends of the two cables which extend into the connecting grooves are electrically connected together by welding.

3. A cable connection box according to claim 1, characterized in that: the bottom of the shielding shell is provided with a plurality of heat dissipation bulges.

4. A cable connection box according to claim 1, characterized in that: at least two positioning bosses are arranged on the shielding shell.

5. A cable connection box according to claim 1, characterized in that: the fixing hole is provided with a welding groove, the outer surface of the cable is wrapped with a protective sleeve, the outer surface of the protective sleeve is fixedly provided with a circle of metal connecting ring, the surface area of the metal connecting ring is the same as the surface area of the welding groove, and the metal connecting ring is welded with the welding groove.

6. A cable connection box according to claim 1, characterized in that: and a silver-plated copper sheet is also arranged in the connecting groove.

7. A cable connection box according to claim 1, characterized in that: the outer surface of the shielding shell is tinned.