CN201478476U - Welding-free type radiofrequency connector - Google Patents

Abstract

The utility model discloses a welding-free type radiofrequency connector, belonging to the technical field of radiofrequency connectors and comprising a shell, an insulator arranged in an inner cavity of the shell and an inner conductor inserted in the insulator. A cap nut is arranged at the upper end of a right cavity of the shell in a matching way, a plug body and a pressing line pipe which is in press fit and connection with the plug body is arranged at the lower end of the right cavity in a matching way, and a back cover is arranged at the right end of the right cavity in a matching way. The welding-free type radiofrequency connector is characterized in that a pressing line cap is arranged in the right cavity of the shell in a matching way, a through hole is arranged on the pressing line cap and is communicated with the cavity of the plug body, a back cover plate is arranged at the right end of the pressing line cap in a matching way so as to form a cavity of the pressing line cap, an inner conductor end cap is arranged at the right end of the inner conductor in a matching way, the inner conductor penetrates through the pressing line cap, the inner conductor end cap is arranged in the cavity of the pressing line cap, a spring is arranged between the inner conductor end cap and the pressing line cap, and the pressing line cap is fixedly connected with the inner conductor through a locating pin which is arranged on the pressing line cap in the matching way. Compared with the prior art, the welding-free type radiofrequency connector saves the cost and has the reliable quality and convenient use.

Description

A kind of soldering-free type radio frequency connector

Technical field

The utility model belongs to the radio frequency connector technical field, is specifically related to a kind of easy to use, radio frequency connector of exempting to weld.

Background technology

CC4 radio frequency connector product is widely used in fields such as post and telecommunications, microwave communication, microwave measuring equipment, and plug is rapid, and the locking convenient for unlocking is quick, the reliability height.Product connects coaxial cable for curved formula, inner wire and cable inner conductor welding, and shell and cable shield adopt the aluminium hydraulic pressed connecting pipe crimping, and cooperating cable is single core coaxial shielding cable.

Existing CC4 radio frequency connector mainly is made up of following part: radio frequency connector aspect (following general designation connector): nut, bonnet, inner wire, shell, plug body, aluminium hydraulic pressed connecting pipe.Radio frequency coaxial-cable line (following general designation cable): inner wire, insulating barrier, shielding conductor layer, sheath.Nut: be mainly used in welding and check and welding whether whether put in place short circuit and connector shell are threaded connection relation to rosin joint; Bonnet: be mainly used in and be convenient to the mounted connector inner wire, check whether inner wire is in place and connector shell is a press-fit relationship; Inner wire: be mainly used in front end and being connected of connector joining, belong to press-fit relationship, tail end be used for the cable inner wire be connected and the cable inner wire belongs to the welding relation; Shell: being mainly used in the whole interconnect function of connector, is the main casing of connector; Plug body: be mainly used in the interconnect function with connector shell, tail end is used for the interconnect function with cable shielding conductor layer, aluminium hydraulic pressed connecting pipe, and its cooperation belongs to and is press-fitted; Aluminium hydraulic pressed connecting pipe: be mainly used in whole connector and cable be connected and connector plug body, the shielding conductor layer of cable, exodermis belong to press-fit relationship, be regular hexagon after its crimping well.

The basic installation steps of existing product: the 1 usefulness screwdriver connector nut of outwarding winding, 2 shell cable on request, 3 aluminium hydraulic pressed connecting pipes are inserted in cable, 4 cables push in the connector plug body that (cable insulation is enclosed within plug body inside, the shielding conductor layer is enclosed within the plug body outside), the welding of 5 cable inner conductors and connector inner wire, 6 are inserted in aluminium hydraulic pressed connecting pipe presses with the hex crimp pincers, and 7 with the nut connector installation of packing into.

Existing product is because cable inner conductor and connector inner wire need weld, so there is a series of problem in existing product: 1 welding manner is to the influence of surrounding environment, exhaust emission; Than higher, if the workmen must carry welding used tool, mountain region construction in the open air to welding manner, comprises power issue, in case outage can't be operated again to the site operation requirement condition; 3 welding manners exist if failure welding is failed timely discovery and caused the short circuit of equipment easily, to problems such as damage equipments; 4 welding manners are had relatively high expectations to the workmen's, so the welding accident takes place frequently, need certain professional skill; 5 weld appearance defectives, weld has undercut, overlap, depression and welding deformation.

The utility model content

At the problem that prior art exists, the purpose of this utility model is to provide a kind of and exempts to weld, the technical scheme of the easy to use and measured radio frequency connector of matter.

Described a kind of soldering-free type radio frequency connector, comprise shell, be arranged on the insulator of shell inner cavity and be plugged in inner wire in the insulator, the right cavity of shell upper end is equipped with blind nut, right cavity lower end is equipped with plug body and is press-fitted the line ball pipe that is connected with plug body, it is characterized in that being equipped with Wire crimping cap in the right cavity of described shell, through hole is set on the Wire crimping cap, through hole communicates with the cavity of plug body, the Wire crimping cap right-hand member is equipped with back shroud, form the Wire crimping cap cavity, described inner wire right-hand member is equipped with the inner wire end cap, and inner wire interts Wire crimping cap, and the inner wire end cap places the Wire crimping cap cavity, between inner wire end cap and the Wire crimping cap spring is set, on the Wire crimping cap by the fixedly connected inner wire of the alignment pin that is equipped with.

Described a kind of soldering-free type radio frequency connector is characterized in that described Wire crimping cap socket is arranged in the right cavity of shell.

Described a kind of soldering-free type radio frequency connector is characterized in that described back shroud is bolted in the Wire crimping cap right-hand member.

Described a kind of soldering-free type radio frequency connector, it is characterized in that on the described Wire crimping cap dowel hole being set, on the inner wire end cap notch is set, dowel hole communicates with notch, alignment pin passes the dowel hole grafting and is arranged in the notch of inner wire end cap fixedly connected Wire crimping cap and inner wire.

Described a kind of soldering-free type radio frequency connector is characterized in that described spring socket is arranged at inner wire, inner wire end cap and Wire crimping cap holddown spring.

Described a kind of soldering-free type radio frequency connector is characterized in that described plug body is press-fitted the connection shell.

Described a kind of soldering-free type radio frequency connector is characterized in that described shell inner cavity surface becomes step structure.

Described a kind of soldering-free type radio frequency connector is characterized in that described outer surface of outer cover becomes step structure.

Described a kind of soldering-free type radio frequency connector is characterized in that the socket of described insulator right-hand member is nested.

Described a kind of soldering-free type radio frequency connector is characterized in that described dowel hole is arranged at the left side of through hole.

A kind of soldering-free type radio frequency connector of the present utility model, socket is provided with Wire crimping cap in the right cavity of shell, between Wire crimping cap and the inner wire spring is set, Wire crimping cap is fixedlyed connected by the alignment pin that is provided with inner wire, this soldering-free type radio frequency connector, adopt spring to promote the mode that Wire crimping cap compresses with the cable inner wire, compared with prior art, there is following advantage in the utility model: 1 need not welding, easy for installation, though on the structure before the welded type complexity, but user's many troubles when using have been saved, need not power supply can install, even the workmen only need carry Press Plier in the open air, the nipper pliers screwdriver gets final product, save the time and artificial to the user, power supply, the cost of welding equipment; 2 product reliability have had large increase than welded type, welded type before, human factor is bigger, whether cause product short circuit etc. such as operating personnel's solder technology, the solder joint after the welding, promptly there is not this problem in soldering-free type after the improvement, it is better that Wire crimping cap adopts insulating material to make the homogeneity of product that will not produce the short circuit soldering-free type, greatly reduces personnel's factor, makes product more convenient, reliable; 3 environmental factors, this exempts to weld product because of need not welding, neither exists the situation of tin pollution to take place, and the material that is adopted is lead-free product.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of this practical Wire crimping cap;

Fig. 3 is the structural representation of another execution mode of the present utility model.

Among the figure: the 1-shell; The 2-inner wire; The 3-insulator; The 4-nut; 5-is nested; The 6-spring; The 7-alignment pin; The 8-blind nut; The 9-bonnet; The 10-back shroud; The 11-Wire crimping cap; The 11a-dowel hole; The 11b-through hole; The 12-plug body; 13-line ball pipe; 14-inner wire end cap.

Embodiment

Shown in Fig. 1 or 2, a kind of soldering-free type radio frequency connector comprises shell 1, is arranged on the insulator 3 of shell 1 inner chamber and is plugged in inner wire 2 in the insulator 3, and insulator 3 is nested 5 fixing by what be provided with.Shell 1 inner surface all becomes step structure with outer surface, shell 1 inside is hollow, be divided into three cavitys in left, center, right, blind nut 8 is spirally connected on the shell 1 right cavity, right cavity lower end close-fitting attachment plug body 12 reaches and is press-fitted the line ball pipe 13 that is connected with plug body 12, and right cavity right-hand member is equipped with bonnet 9; Socket is provided with Wire crimping cap 11 in the shell 1 right cavity, after Wire crimping cap 11 right-hand members are provided with back shroud 10, formed the Wire crimping cap cavity like this, dowel hole 11a, through hole 11b are set on the Wire crimping cap 11 and are arranged on the circular hole of left end, through hole 11b communicates with the cavity of plug body 12, and the conductor that helps cable like this inserts Wire crimping cap 11; Inner wire 2 sockets are provided with spring 6, spring 6 is power sources of whole bindiny mechanism, spring 6 promotes the inner wire that Wire crimping cap 11 motions compress cable, grafting is arranged in the Wire crimping cap 11, inner wire 2 lead the circular hole of wearing left end on the Wire crimping cap 11, the inner wire end cap 14 of right-hand member setting on the inner wire 2 and spring 6 are stayed in the Wire crimping cap cavity, inner wire end cap 14 and Wire crimping cap 11 holddown springs 6, on the inner wire end cap 14 notch is set, the section of inner wire end cap 14 becomes H shape, the notch of inner wire end cap 14 aligns with dowel hole 11a on the Wire crimping cap 11, alignment pin 7 passes dowel hole 11a grafting and is arranged in the notch of inner wire end cap 14, fixedly connected Wire crimping cap 11 and inner wire 2.

During use, with Wire crimping cap 11, inner wire 2, spring 6, back shroud 10 is combined into one, socket spring 6 on the inner wire 2, pass Wire crimping cap 11 then, make Wire crimping cap 11 and inner wire 2 holddown springs 6, the dowel hole 11a of Wire crimping cap 11 aligns with the notch of inner wire end cap 14, insert alignment pin 7 then, spring 6 is owing to the pin 7 that is positioned blocks and can't rebound, at this moment spring 6 just is in the maximum stress that compresses, the through hole 11b of Wire crimping cap 11 communicates with plug body 12 cavitys, then the cable inner wire that strips is penetrated Wire crimping cap 11 through hole 11b through plug body 12, pull out alignment pin 7 this moment, and spring 6 rebounds and spurs Wire crimping cap 11 by force and travel forward, reach the effect of clamping cables line inner wire at last, at this moment the cable inner wire just firmly is clipped in inner wire end cap 14, between the back shroud 10.

As shown in Figure 3, also the feature structure in the utility model can be arranged in the angle plug structure, it also can reach the technique effect identical with the utility model.

Claims (10)

1. soldering-free type radio frequency connector, comprise shell (1), be arranged on the insulator (3) of shell (1) inner chamber and be plugged in inner wire (2) in the insulator (3), the right cavity of shell (1) upper end is equipped with blind nut (8), right cavity lower end is equipped with plug body (12) and is press-fitted the line ball pipe (13) that is connected with plug body (12), right cavity right-hand member is equipped with bonnet (9), it is characterized in that being equipped with Wire crimping cap (11) in the right cavity of described shell (1), through hole (11b) is set on the Wire crimping cap (11), through hole (11b) communicates with the cavity of plug body (12), Wire crimping cap (11) right-hand member is equipped with back shroud (10), form the Wire crimping cap cavity, described inner wire (2) right-hand member is equipped with inner wire end cap (14), inner wire (2) interts Wire crimping cap (11), inner wire end cap (14) places the Wire crimping cap cavity, between inner wire end cap (14) and the Wire crimping cap (11) spring (6) is set, and Wire crimping cap (11) is gone up the fixedly connected inner wire of alignment pin (7) (2) by being equipped with.

2. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described Wire crimping cap (11) socket is arranged in the right cavity of shell (1).

3. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described back shroud (10) is bolted in Wire crimping cap (11) right-hand member.

4. a kind of soldering-free type radio frequency connector as claimed in claim 1, it is characterized in that being provided with on the described Wire crimping cap (11) dowel hole (11a), the inner wire end cap is provided with notch on (14), dowel hole (11a) communicates with notch, alignment pin (7) passes dowel hole (11a) grafting and is arranged in the notch of inner wire end cap (14), fixedly connected Wire crimping cap (11) and inner wire (2).

5. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described spring (6) socket is arranged at inner wire (2), inner wire end cap (14) and Wire crimping cap (11) holddown spring (6).

6. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described plug body (12) is press-fitted connection shell (1).

7. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described shell (1) surface of internal cavity becomes step structure.

8. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described shell (1) outer surface becomes step structure.

9. a kind of soldering-free type radio frequency connector as claimed in claim 1 is characterized in that described insulator (3) right-hand member socket nested (5).

10. a kind of soldering-free type radio frequency connector as claimed in claim 4 is characterized in that described dowel hole (11a) is arranged at the left side of through hole (11b).

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