CN201656001U - Coaxial cable connecting device - Google Patents

Coaxial cable connecting device Download PDF

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Publication number
CN201656001U
CN201656001U CN2010201599826U CN201020159982U CN201656001U CN 201656001 U CN201656001 U CN 201656001U CN 2010201599826 U CN2010201599826 U CN 2010201599826U CN 201020159982 U CN201020159982 U CN 201020159982U CN 201656001 U CN201656001 U CN 201656001U
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CN
China
Prior art keywords
coaxial cable
storage tank
junction
insulating component
protection portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010201599826U
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Chinese (zh)
Inventor
詹俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KUNSHAN JINGCHENG ELECTRONIC CO Ltd
Original Assignee
KUNSHAN JINGCHENG ELECTRONIC CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN2010201599826U priority Critical patent/CN201656001U/en
Application granted granted Critical
Publication of CN201656001U publication Critical patent/CN201656001U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a coaxial cable connecting device which aims at leading the connection between a connecting terminal and an insulating member of a connector to have lower possibility of looseness, realizing better electrical connection effect, and ensuring that an internal conductor of a cable can be accommodated after being fixed and held, can maintain the shape of the cross section, and can obtain more electrical connection regions. The coaxial cable connecting device comprises the connecting terminal, the insulating member and a metal housing, and is characterized in that the front end part of a conduction part takes the shape of an E rotating 90 degrees counterclockwise and is used for being arranged in the insulating member and being in interference fit with the insulating member; the rear end part of the conduction part adopts a downwardly bent part in the shape of a dovetail and arranged in the insulating member and in the interference fit with the insulating member; two upwardly bending and extending metal sheets are symmetrically arranged on two sides of the conduction part near the front end, and the two metal sheets and the cross section of the conduction part form a U-shaped accommodating groove; and downwardly bending and extending joiners are symmetrically arranged on two sides of the conduction part near the rear end and are used for being in plug-in connection with the insulating member.

Description

The coaxial cable jockey
Technical field
The utility model relates to a kind of cable connector, particularly relates to a kind of connector that is used for connecting coaxial cable.
Background technology
Coaxial cable is usually used in the data transmission of information technoloy equipment, and its range of application is quite extensive, and particularly current people are to the increase in demand of electronic product, and more and more important effect has been brought into play in the coaxial cable transmission, as computer, and radio, cable TV etc.The conventional method that before coaxial cable had been electrically connected to another cable is the conductor that the inner conductor of coaxial cable directly is soldered to another cable.Complicated and precision problem often causes being electrically connected the generation of unfavorable condition but this method is often because of welding operation.And welding process is very consuming time, and the loss that causes because of problems of welded quality also increases greatly.
For overcoming the problems referred to above, No. 200620133198 patents of No. 6790082 patents of the U.S. and China respectively disclose a kind of coaxial cable connector and are used for coaxial cable with the electrical connection between other cable, the especially electrical connection between the coaxial cable.
But there is following weak point in coaxial cable connector of the prior art: at first, splicing ear and be used for often taking place between the insulating component of ccontaining this splicing ear loosening, thereby influenced the normal use of this connector.Secondly, the coaxial cable connector of prior art in use, the effective contact area between the inner conductor of cable and the splicing ear is less, causes in use easily causing the hidden danger of swinging of signal.
The utility model content
The technical problems to be solved in the utility model provide be difficult between a kind of splicing ear and the insulating component taking place loosening, to be electrically connected effect better, and after the inner conductor of cable is by fixing, can be accommodated and be kept the shape of cross section (circular or oval) of inner conductor well, and be obtained the more coaxial cable jockey that is electrically connected contact area.
For solving the problems of the technologies described above, the utility model provides a kind of coaxial cable jockey, comprises being used for the splicing ear that links to each other with the inner conductor of coaxial cable, the metal shell that is used for the insulating component of ccontaining this splicing ear and is used to coat and support this insulating component; Described splicing ear comprises and is used for the junction that is electrically connected with described inner conductor; Be characterized in: the leading section of described junction is the mountain font, be used to be located in the insulating component and with the insulating component interference fit; The rearward end of junction is downward bending part, and this bending part is dovetail shaped; Described bending part be located in the insulating component and with the insulating component interference fit; Two sheet metals that the adjacent front end place bilateral symmetry of described junction is provided with upwards bending and extends, these two sheet metals and junction constitute the accepting groove of U-shaped; The adjacent back end place bilateral symmetry of junction is provided with a fastener of downward bending and being used for of extending and insulating component socket connection.The leading section of junction is the mountain font, and the bending part of the rear end of junction is dovetail shaped, thereby makes the reliability of junction and insulating component interference fit better.
Further, described insulating component comprises: the insulating body and the cable protection portion that are used for ccontaining described splicing ear; This insulating body comprises: be used for ccontaining described splicing ear fastener irregular circular cone tubular base and be located at this base top and be used for the storage tank of the junction of ccontaining described splicing ear, described cable protection portion is connected in the rear end of this storage tank.
Further, the base of described insulating body is provided with a pair of lateral sidewall, this between the lateral sidewall for being used for the storage tank of ccontaining described junction.
Further, the front end of this insulating body storage tank is provided with the opening of a herringbone, and the leading section of described junction is provided with the hangnail that matches with the inwall of this storage tank front end, further to guarantee the reliability of interference fit.
Further, the base of described insulating body is provided with the rectangular channel of up/down perforation, the bottom edge place of described storage tank and and the outer wall of storage tank on respectively be arranged with a pair of draw-in groove so that insulating component is fixed in the metal shell.
Further, described cable protection portion is a strip elastic strip body, and the length of cable protection portion is suitable for covering storage tank, and the width of cable protection portion is less than the width of storage tank.
Further, described cable protection portion is provided with groove with the opposing side of described storage tank, and the side relative with described storage tank of cable protection portion is the plane.
Further, described metal shell comprises that the metal body and of a coated insulation body is from the upwardly extending kink of metal body.
Further, metal body comprises that one is all the cylinder seat of opening up and down, the circle wall of the first half of this cylinder seat is provided with an opening, extend outward a pair of clamping wall in the both sides of this opening, the end of two clamping walls bends inwards, and is used to prop up described insulating body in the displacement of this opening part and the insulator of coaxial cable is provided the receiving space of rule; The circle wall of the Lower Half of this cylinder seat is provided with many at interval even mutually and extend longitudinally slits.
With respect to prior art; the technique effect that the utlity model has: this coaxial cable jockey utilizes the opening of the herringbone on the insulating component that inner conductor is led the position earlier; utilize U-shaped accepting groove in the junction setting to be used for accommodating the main part of the inner conductor of cable then; so that inner conductor is positioned; utilize the bending action of the elastica cable protection portion on the insulating component that inner conductor is exerted pressure at last; inner conductor is firmly limited and be immobilizated in the U-shaped accepting groove of junction; and defined the shape of cross section of inner conductor; in a single day this cross sectional shape defines, and also means the foundation of a good high-frequency transmission passage.Simultaneously, this insulating component cable protection portion has covered whole splicing ear junction zone after bending, has increased the effective contact area that is electrically connected greatly, makes electrical connection more stable.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, below the specific embodiment and in conjunction with the accompanying drawings of basis, the utility model is described in further detail, wherein
Fig. 1 is a three-dimensional exploded view of coaxial cable jockey of the present utility model preferred embodiment;
Fig. 2 is the layout schematic diagram of coaxial cable on splicing ear among Fig. 1;
Fig. 3 is the structural representation of the splicing ear among Fig. 1;
Fig. 4 A, Fig. 4 B and Fig. 4 C are the perspective view of the insulating component among Fig. 1;
Fig. 5 is the schematic diagram of the use of coaxial cable jockey;
Fig. 6 is the partial cutaway schematic before the cable protection portion of coaxial cable jockey carries out bending action;
Fig. 7 is the part section structural representation after the cable protection portion of coaxial cable jockey finishes bending action;
Fig. 8 is the upward view of coaxial cable jockey;
Fig. 9 is the A-A profile of Fig. 8;
Figure 10 is the structural representation that inner conductor is held after the inner conductor of cable and the assembling of the coaxial cable jockey among the embodiment.
Embodiment
Below in conjunction with drawings and Examples the utility model is elaborated:
As Fig. 1-10, the coaxial cable jockey 1 in order to connect coaxial cable 5 of present embodiment comprises: splicing ear 2, insulating component 3 and metal shell 4.Coaxial cable 5 comprises: inner conductor 51, coat the external conductor of insulator on the inner conductor 51, coated insulation body and coat external conductor and be the shell of insulating material.
The inner conductor 51 of splicing ear 2 in order to connect coaxial cable 5, splicing ear 2 comprises: the leading section 22 of a junction 21, mountain font, swallow-tailed rearward end 26, pair of metal sheet 23 and a fastener 24.
Junction 21 is main parts of splicing ear 2, and other structure all is to be extended by junction 21 to launch gained.Junction 21 is electrically connected in order to form with described inner conductor 51.On junction 21, be provided with the accepting groove 25 of U-shaped, this accepting groove 25 by metal tear that forming technology forms be located at junction 21 both sides and upwardly extending two sheet metals constitute, be used to realize accommodating and locating to the body part of described inner conductor 51.
Fastener 24 is the tongue pieces that extend downwards from the left and right sides of junction 21, and two tongue pieces are crooked to the inside symmetrically, are used for another socket contact jaw of fixing.
Insulating component 3 comprises: in order to the insulating body 31 and the cable protection portion 32 of ccontaining splicing ear 2.See Fig. 4 C, insulating body 31 comprises the base 311 of irregular circular cone tubular, and base 311 is provided with the rectangular channel 3111 of up/down perforation, for ccontaining fastener 24.Base 311 has a pair of lateral sidewall 312, and this is to being the storage tank 313 that is used for ccontaining described junction 21 between the lateral sidewall 312, and cable protection portion 32 is connected in the rear end of this storage tank 313.The front end of storage tank 313 is provided with the opening 314 of a herringbone.Cable protection portion 32 is strip elastic strip bodies, and its length is suitable for covering storage tank 313, and its width is less than the width of storage tank 313.The side relative with described storage tank 313 of cable protection portion 32 is plane 321; the side back to storage tank 313 of cable protection portion 32 is provided with the groove 322 of arc; when metal shell 4 during by bending; kink 42 surfaces direct and this metal shell 4, the both sides of this groove 322 compress; plane 321 elasticity of described cable protection portion 32 are pressed on the described inner conductor 51; and make being partially embedded in the described plane 321 in the inner conductor 51 behind the pressurized; thereby guaranteed that cable protection portion 32 puts on the crimping confining force on the described inner conductor 51; the accepting groove 25 of described U-shaped has defined the shape of cross section of inner conductor 51, makes the cross section of inner conductor 51 rounded substantially or oval.The width of described plane 321 and groove 322 has been guaranteed effective contact area of described inner conductor 51 and junction 21 greater than the external diameter of described inner conductor 51.
As Fig. 5, metal shell 4 comprises that the metal body 41 and of a coated insulation body 31 is from metal body 41 upwardly extending kinks 42.Metal body 41 comprises that one is all the cylinder seat of opening up and down, the circle wall of the first half of this cylinder seat is provided with an opening, extend outward a pair of clamping wall in the both sides of this opening, the end of two clamping walls bends inwards, in order to prop up of the displacement of described insulating body 31, simultaneously the insulator of coaxial cable 5 is provided the receiving space of rule at this opening part.The circle wall of the Lower Half of this cylinder seat is provided with many at interval even mutually and extend longitudinally slits, the Lower Half that makes cylinder seat has elasticity and expansion smoothly when pegging graft with another socket, with another Socket casing being placed in the metal body 41 firmly.
In order to allow insulating body 31 be immobilizated in the metal body 41, be arranged with first draw-in groove 315 on the outer wall of the lateral sidewall 312 of a pair of formation storage tank 313 of insulating body 31, the bottom edge place of storage tank 313 is symmetrically set in second draw-in groove 316, inwall at the described cylinder seat first half is provided with two first fixture blocks and two second fixture blocks accordingly, when insulating component 3 is inserted metal body 41, the base 311 of insulating body 31 penetrates in the described cylinder seat, make two first fixture blocks, two second fixture blocks respectively with two first draw-in grooves 315, clamping between two second draw-in grooves 316, with fixed insulation body 31 in metal body 41.
As Fig. 5, the both sides of the kink 42 of metal shell 4 are provided with a pair of first tongue piece, a pair of second tongue piece, a pair of the 3rd tongue piece and a strip in regular turn, and wherein, first tongue piece is in order to the clamping limb that is fastened, second tongue piece is in order to the external conductor that is fastened, and the 3rd tongue piece is in order to the shell that is fastened.The medial surface in the face of described coaxial cable 5 of kink 42 is provided with a plurality of first projection, second projection and the 3rd projections that are used to hold up and compress this coaxial cable 5, and these projections hold up and compress insulator, external conductor and the shell of coaxial cable 5 respectively in assembling process.
During assembling, earlier splicing ear 2 is inserted in the insulating body 31 of insulating component 3, the junction 21 of splicing ear 2 is placed in respectively in the storage tank 313 and rectangular channel 3111 of insulating component 3 with fastener 24, and fixed part 22 interference fit of splicing ear 2 front ends are in the storage tank 313 of opening 314 sides of contiguous described herringbone, the rearward end of splicing ear 2 is for being swallow-tailed bending part, this bending part be placed in storage tank 313 rearward end and with insulating component 3 the rearward end interference fit.Then, the insulating component 3 of the splicing ear 2 that has assembled is inserted in the metal body 41 of metal shell 4, by described first fixture block, second fixture block respectively and the clamping between first draw-in groove 315, second draw-in groove 316 fix insulating body 31 in metal body 41, and the opening 314 of the herringbone of the storage tank 313 of insulating component 3 is aimed at cylinder seat first half openings.
Then, coaxial cable 5 is placed in the coaxial cable jockey 1, makes inner conductor 51 under the effect of the pre-guide position of the opening 314 of the described herringbone of insulating component 3, insert in the U-shaped shape accepting groove 25 of junction 21, and be affixed on junction 21 surfaces.
Utilize instrument the kink 42 of metal shell 4 along direction of arrow (see figure 6) towards a side of placing coaxial cable 5 bent thereafter.
Afterwards, kink 42 is compressed by external force and the cable protection portion 32 that promotes insulating component 3 together moves and presses to the inner conductor 51 that this moment is positioned on the junction 21.At this moment, first tongue piece of described metal shell 4 is positioned on the external conductor that clamping limb is outer, second tongue piece is positioned at coaxial cable 5, the 3rd tongue piece is positioned on the shell of coaxial cable 5.
Inner conductor 51 is after the above-mentioned a series of Assembly Action of process, last solid form in coaxial cable jockey 1 is more satisfactory, and because inner conductor 51 is compressed by the four sides, highly stable, even improper use in the future can not impact function and performance yet.
The front end of the insulating body 3 that the coaxial cable jockey of present embodiment adopts is provided with the opening 314 of a herringbone, be used for inner conductor 51 is led the position, and make splicing ear 2 junctions 21 and inner conductor 51 have the effective crimping of larger area to contact, fully guarantee the stable and unobstructed of electrical communications path, thereby increased the normal life-span of using of coaxial connector greatly.
Obviously, the foregoing description only is for the utility model example clearly is described, and is not to be qualification to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that spirit of the present utility model extended out and still are among the protection range of the present utility model.

Claims (9)

1. a coaxial cable jockey comprises: be used for the splicing ear that links to each other with the inner conductor of coaxial cable, the metal shell that is used for the insulating component of ccontaining this splicing ear and is used to coat and support this insulating component; Described splicing ear comprises and is used for the junction that is electrically connected with described inner conductor;
It is characterized in that: the leading section of described junction is the mountain font, be used to be located in the insulating component and with the insulating component interference fit;
The rearward end of junction is downward bending part, and this bending part is dovetail shaped; Described bending part be located in the insulating component and with the insulating component interference fit;
Two sheet metals that the adjacent front end place bilateral symmetry of described junction is provided with upwards bending and extends, these two sheet metals and junction constitute the accepting groove of U-shaped;
The adjacent back end place bilateral symmetry of junction is provided with a fastener of downward bending and being used for of extending and insulating component socket connection.
2. coaxial cable jockey according to claim 1 is characterized in that: described insulating component comprises: the insulating body and the cable protection portion that are used for ccontaining described splicing ear; This insulating body comprises: be used for ccontaining described splicing ear fastener irregular circular cone tubular base and be located at this base top and be used for the storage tank of the junction of ccontaining described splicing ear, described cable protection portion is connected in the rear end of this storage tank.
3. coaxial cable jockey according to claim 2 is characterized in that: the base of described insulating body is provided with a pair of lateral sidewall, this between the lateral sidewall for being used for the storage tank of ccontaining described junction.
4. coaxial cable jockey according to claim 3 is characterized in that: the front end of the storage tank of this insulating body is provided with the opening of a herringbone, and the leading section of described junction is provided with the hangnail that matches with the inwall of this storage tank front end.
5. coaxial cable jockey according to claim 4 is characterized in that: the base of described insulating body is provided with the rectangular channel of up/down perforation, respectively is arranged with a pair of draw-in groove on the bottom edge place of described storage tank and the outer wall of storage tank.
6. coaxial cable jockey according to claim 5 is characterized in that: described cable protection portion is a strip elastic strip body, and the length of cable protection portion is suitable for covering storage tank, and the width of cable protection portion is less than the width of storage tank.
7. coaxial cable jockey according to claim 6 is characterized in that: described cable protection portion is provided with groove with the opposing side of described storage tank, and the side relative with described storage tank of cable protection portion is the plane.
8. coaxial cable jockey according to claim 7 is characterized in that: described metal shell comprises that the metal body and of a coated insulation body is from the upwardly extending kink of metal body.
9. coaxial cable jockey according to claim 8, it is characterized in that: metal body comprises that one is all the cylinder seat of opening up and down, the circle wall of the first half of this cylinder seat is provided with an opening, extend outward a pair of clamping wall in the both sides of this opening, the end of two clamping walls bends inwards, and is used to prop up described insulating body in the displacement of this opening part and the insulator of coaxial cable is provided the receiving space of rule; The circle wall of the Lower Half of this cylinder seat is provided with many at interval even mutually and extend longitudinally slits.
CN2010201599826U 2010-04-15 2010-04-15 Coaxial cable connecting device Expired - Fee Related CN201656001U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201599826U CN201656001U (en) 2010-04-15 2010-04-15 Coaxial cable connecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201599826U CN201656001U (en) 2010-04-15 2010-04-15 Coaxial cable connecting device

Publications (1)

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CN201656001U true CN201656001U (en) 2010-11-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201599826U Expired - Fee Related CN201656001U (en) 2010-04-15 2010-04-15 Coaxial cable connecting device

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CN (1) CN201656001U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104767053A (en) * 2015-03-09 2015-07-08 信维创科通信技术（北京）有限公司 Radio-frequency coaxial connector and connecting terminal thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104767053A (en) * 2015-03-09 2015-07-08 信维创科通信技术（北京）有限公司 Radio-frequency coaxial connector and connecting terminal thereof
CN104767053B (en) * 2015-03-09 2017-09-26 信维创科通信技术（北京）有限公司 Radio frequency (RF) coaxial connector and its connection terminal

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101124

Termination date: 20130415