CN2440275Y

CN2440275Y - Signal connector structure

Info

Publication number: CN2440275Y
Application number: CN00254672U
Authority: CN
Inventors: 陆善濬
Original assignee: LIYANG ELECTRONICS CO Ltd
Current assignee: Liyu Electronics Co., Ltd.
Priority date: 2000-09-22
Filing date: 2000-09-22
Publication date: 2001-07-25
Anticipated expiration: 2010-09-22

Abstract

The utility model relates to a signal connector structure, which is composed of an outer casing, an insulating bush, a signal terminal, and a stop ring. The utility model is the signal connector structure for preventing assembly error from being generated in the works of production and assembly. The utility model utilizes the change of the combination of the stop ring to distinguish whether the signal terminal is assembled into a connector correctly. If the stop ring can not be combined and fixed on the signal terminal, the direction of the assembly of the signal terminal is erroneous. Errors can be detected in the process of assembling, and unqualified products can be avoided from being produced.

Description

The signal connector structure

The utility model relates to a kind of signal connector structure, be applied to transmit in the line communication system of carrier as electric signal with coaxial cable, in order to the electric signal that continues, be meant a kind of structure that can distinguish the assembling that signal terminal is whether correct especially, to avoid the output defective item.

Current cable system or wideband network system utilize the carrier of coaxial cable as the signal transmission, and constitute wired communication modes, wherein when constituting cable TV system or wideband network system, one to one, the topology requirement of one-to-many, all must utilize various signal connector to finish the transmission of signal or along separate routes; As shown in Figure 1, shown in the figure is a kind of signal splitter 40, signal splitter 40 is the main signals with line communication system, is shunted to a plurality of sub-signals, and it has comprised a main signal input part 41, main signal efferent 42, several times signal efferent 43 haply; Wherein connect a main signal coaxial cable by line communication system service station signal server, when being provided with along separate routes, main signal coaxial cable connects the main signal input part 41 of a signal splitter 40, handle electric signal (as filtering, amplification) via the signal splitter and transfer to each time signal efferent 43 again, to divide inconsistent a plurality of shunt, and main signal efferent 42 connects a main signal coaxial cable again, and electric signal is passed to the downstream, so promptly constitutes wired communications zone network.

Please consult Fig. 2 and shown in Figure 3 again, several times signal efferent 43 is a signal connector on the signal splitter 40, and it is made up of shell 431, waterproof jacket 432, insulating case 433, signal terminal 434 and baffle ring 435 in regular turn; Wherein shell 431 is made the cylinder that a hollow runs through for metal material, and an end is arranged on the signal splitter 40, and is formed with screw thread in the outer rim of shell 431, for the engagement that is spirally connected of the joint of coaxial cable; Waterproof jacket 432 is to make the cylinder that a hollow runs through by flexible materials such as rubber, and the rough internal diameter that equals shell 431 of its external diameter just can be filled in shell 431, waterproof jacket 432 usefulness so that aqueous vapor can't infiltrate by the seam crossing of shell 431 in shell 431; Signal terminal 434 is made by sheet metal, one end connects for the coaxial cable signal, the other end in order to the signal splitter in circuit board electrically connect, wherein signal terminal 434 centre are coated with one with the insulating case 433 made of insulation material, the rough internal diameter that equals waterproof jacket 432 of the external diameter of insulating case 433, signal terminal 434 inputs 431 are inserted in the waterproof jacket 432, be packed in waterproof jacket 432 by insulating case 433 again and be fixed in the shell 431, fill in backstop cover 435 again at the end of shell 431 at last, backstop cover 435 is fixed in shell 431 and clamping is lived signal terminal 434, is dropped out by shell 431 to prevent signal terminal 434.

Process at actual production one signal connector is:

1, a sheet metal punching out is become signal terminal;

2, signal terminal is installed on the insulating case;

3, on insulating case, install waterproof jacket;

4, with the punching press in the lump of signal terminal, insulating case, waterproof jacket in shell.

5, the backstop cover is filled in by the shell end, be fixed in shell and clamping is lived signal terminal, finish assembling operation.

Consult shown in Figure 3, wherein signal terminal one end is the input of electric connection of planting for coaxial cable, the other end is to give the output that signal splitter interior circuit board electrically connects, its certain directivity is arranged in the time of therefore in being assembled in housing, if anisotropy will make signal connector to use and become defective item, because this element volume of signal terminal is little, can't adopt the automated production machine to distinguish assembling, therefore on the actual production line is to assemble with manpower, if assembler is careless slightly, promptly may cause the mounting direction mistake, and cause the output of defective item, when finishing follow-up quality management operation discovery in production, be bound to such an extent that disassemble again, cause expending of man-hour.

Please cooperate consult shown in Figure 4, baffle ring 435 in the signal connector is the cylinder of a similar convex, central authorities have the trepanning 4351 that axially runs through, wherein outer most edge is the internal diameter of shell 431 just directly, to be packed on shell 431 internal faces, and the internal diameter of trepanning 4351 just equals the external diameter in signal terminal 434 stage casings, live signal terminal 434 to wear clamping, yet because baffle ring 435 is to utilize trepanning 4351 clampings to live the signal terminal middle section, so in the right direction or mistake no matter signal terminal is assembled, baffle ring 435 can both be lived signal terminal 434 by clamping, and the operating personnel is discovered make mistake, so known baffle ring 435 is only lived signal terminal 434 for being fixed in shell 431 and clamping, with the purpose that prevents that signal terminal 434 from being dropped out by shell 431, yet baffle ring is for finishing last step of signal connector assembling operation, therefore if desire solves the problem of operating personnel's signal terminal direction assembly defect, and can be by studying on this element of baffle ring.

The purpose of this utility model is to propose a kind of signal connector of being made up of shell, waterproof jacket, insulating case, signal terminal and baffle ring, it has distinguishes whether signal terminal correctly is assembled in the characteristics in the connector, thereby has solved the existing in prior technology problem.

The technical scheme that the utility model adopted is that it includes:

One shell, it is the cylinder that a hollow runs through, it combines with coaxial cable;

One waterproof jacket, it is the cylinder that a hollow runs through, and has flexiblely, just can place in this shell;

One insulating case, it is arranged in this shell;

One signal terminal, it is a metallic conductor, is arranged in this insulating case, and an end forms hollow and the flexible input of tool, and the other end forms an output; And

One baffle ring, this baffle ring just can be filled in this shell, and these baffle ring central authorities have one and axially run through and the trepanning of convergent from top to bottom, and this trepanning just can be clamped on the output of this signal terminal.

Characteristics of the present utility model are: it is by changing the engagement means of baffle ring, distinguish whether correct being assembled in the connector of signal terminal, if baffle ring can't be in conjunction with being fixed on the signal terminal, the anisotropy of promptly representing the signal terminal assembling, in assembling process, can find mistake, avoid the generation of defective item.

Fig. 1 is the three-dimensional exploded view of known signal splitter structure.

Fig. 2 is the schematic diagram of known signal connector structure.

Fig. 3 is the generalized section of Fig. 2.

Fig. 4 is the organigram of baffle ring in the known signal connector.

Fig. 5 is a constructing stereo exploded view of the present utility model.

Fig. 6 is the organigram of baffle ring in the utility model.

Fig. 7 is a structure section schematic diagram of the present utility model.

Further specify preferred embodiment of the present utility model in conjunction with above-mentioned each accompanying drawing now, according to the signal connector structure that the utility model disclosed, be in order to the transmitting signals that continues, for example be applied in the line communication systems such as cable television system or wideband network system, the carrier that utilizes coaxial cable to transmit as signal, and signal connector is as the series connection or the one-to-many connection along separate routes of coaxial cable.

As shown in Figure 5, according to the signal connector structure that the utility model disclosed, it is can be arranged on the signal splitter 40 (as shown in Figure 1), as the inferior signal efferent of signal splitter.Signal connector 10 is made up of shell 11, waterproof jacket 12, insulating case 13, signal terminal 14 and baffle ring 15; Shell 11 is to be made for cylinder that a hollow runs through and direct forming on signal splitter 40 with metal material, is formed with screw thread 111 in the outer rim of shell 11, for the engagement that is spirally connected of the joint (not shown) of coaxial cable.

Waterproof jacket 12 is to make the cylinder that a hollow runs through with flexible materials such as rubber, and it just can place in the shell 11, goes in the shell 11 to prevent the water air infiltration.

Signal terminal 14 is to be formed by a sheet of metal punching out and bending, be formed with center section part 141, input 142 and output 143, center section part 141 external diameters are big than the external diameter of input 142 and output 143, input 142 hollows and have elasticity and be formed with the elastic portion 1421 of convergent wherein, making input 142 plant and to constitute for the axle center (not shown) of coaxial cable electrically connects, the axle center of clamping coaxial cable by the elasticity of elastic portion 1421 and firmly simultaneously, output 143 then can directly or utilize the electric connection of lead (not shown) and circuit board (not shown).

Baffle ring 15 is the cylinder of a similar convex, as shown in Figure 6, form first section 151 and second side 152, first section 151 external diameter is less than the internal diameter of shell 11, second section 152 external diameter will just equal the internal diameter of shell 11, and has the trepanning 153 that axially runs through in baffle ring 15 central authorities, two ends are formed with upper shed 1531 and under shed 1532, wherein upper shed 1531 internal diameters are big than under shed 1532 internal diameters of bottom, and it is little than signal terminal 14 center section parts 141 external diameters, to form from top to bottom convergent and similar horn-like, the internal diameter of under shed 1532 just equals the external diameter of signal terminal 14 outputs 143 in addition, and greater than the external diameter of the elastic portion 1421 of signal terminal 14 inputs 142.

As shown in Figure 7, when assembling one signal connector 10, be earlier waterproof jacket 12 to be placed earlier in the shell 11, and signal terminal 14 center section parts 141 tops are put insulating case 13, again with signal terminal 14 together with insulating case 13 being placed in the shell 11 in the lump, at last baffle ring 15 is inserted in by signal terminal 14 outputs 143, the upper shed 1531 of baffle ring 15 is resisted against the center section part 141 of signal terminal 14, and second section 152 of baffle ring 15 just filled in shell 11, baffle ring 15 is fixed in the shell 11, the internal face of trepanning 153 nearly under sheds 1532 then just can be clamped the output 143 of signal terminal 14, and a signal connector 10 is finished in assembling.

Because the input 142 of signal terminal 14 has the elastic portion 1421 of convergent, therefore if the mounting direction mistake (being that input is opposite with output) of signal terminal 14, the under shed 1532 of baffle ring 15 and can't clamping live the elastic portion 1421 of signal terminal 14 inputs 142 then, the operating personnel can find the mounting direction mistake of signal terminal 14 immediately, and corrigendum immediately, to avoid the output defective item.

According to the signal connector structure that the utility model disclosed,, distinguish whether the signal terminal mounting direction is correct, to avoid the output defective item by changing the engagement means of baffle ring.

Above-described only is the utility model preferred embodiment wherein, is not to be used for limiting practical range of the present utility model; Be that all equivalences of being done according to the utility model claims protection range change and modification, all must belong to the utility model claims protection range and contain.

Claims

1, a kind of signal connector structure provides the transmission that continues of the signal of coaxial cable, it is characterized in that it includes:

One waterproof jacket, it is the cylinder that a hollow runs through, tool is flexible, just can place in this shell;

One insulating case is arranged in this shell;

One baffle ring, this baffle ring just can be filled in this shell, and has one in this baffle ring and axially run through and the trepanning of convergent from top to bottom, and this trepanning just can be clamped on the output of this signal terminal.

2, signal connector structure as claimed in claim 1 is characterized in that described shell, and its outer rim is provided with screw thread.

3, signal connector structure as claimed in claim 1 is characterized in that described signal terminal, has a center section part between its input and output, and the external diameter of this center section part is greater than this input and this output.

4, signal connector structure as claimed in claim 1 is characterized in that described signal terminal, and its input has the elastic portion of a convergent.

5, signal connector structure as claimed in claim 1, it is characterized in that described trepanning, it is formed with the upper shed on a top and the under shed of bottom, the external diameter of this upper shed is less than the external diameter of this signal terminal center section part, the external diameter of this under shed just equals the external diameter of this signal terminal output, and greater than the external diameter of the elastic portion of this signal terminal input.