CN102460838A

CN102460838A - Compression connector for coaxial cable with staggered seizure of outer and center conductor and center conductor seizing mechanism

Info

Publication number: CN102460838A
Application number: CN2010800257631A
Authority: CN
Inventors: N.蒙特纳; D.杰克森; D.罗布; S.乔戈
Original assignee: PPC Broadband Inc
Current assignee: PPC Broadband Inc
Priority date: 2009-04-10
Filing date: 2010-04-02
Publication date: 2012-05-16
Also published as: EP2417671A2; WO2010117890A2; TW201108526A; CA2762138A1; EP2417671A4; BRPI1006576A2; WO2010117890A3

Abstract

A coaxial cable compression connector includes a connector body having opposing first and second ends and a defined center passageway, an insulator disposed within the center passageway adjacent the first end of said connector body, and a compression sleeve movably connected to the second end of said connector body. In one version, the outer conductor of a prepared coaxial cable end and the center conductor are sequentially seized based on axial movement of the compression sleeve upon insertion of a prepared coaxial cable. The compression sleeve when axially moved from the second end to the first end sequentially enables a clamp to engage and seize each of the outer and center conductors.; In another version, movement of the compression sleeve causes engagement of the center conductor of an engaged coaxial cable by a plurality of seizing elements disposed in relation to a conductive member into which the center conductor is advanced a predetermined distance.

Description

Coaxial cable compression connector and center conductor retention mechanism with staggered clip of outer and center conductor

Suitable part according to 35 U.S.C. § 119; The application requires in the USSN 12/421 that is entitled as " COMPRESSION CONNECTOR FOR COAXIAL CABLE WITH STAGGERED SEIZURE OF OUTER AND CENTER CONDUCTOR " of submission on April 10th, 2009; 855 and the USSN 12/421 that is entitled as " COMPRESSION COAXIAL CABLE CONNECTOR WITH CENTER INSULATOR SEIZING MECHANISM " that submits on April 10th, 2009; 894 priority, the full content of these two pieces of applications is contained in this paper by reference.

Technical field

The application generally relates to the coaxial cable connector field; More specifically; Relate to a kind of compression connector that is used for all kinds coaxial cable; Said connector comprises the center conductor of the ready coaxial cord end that is used for blocking reliably in a continuous manner insertion and the mechanism of outer contact, also comprises the clip mechanism of at least one inner conductor that is used to block coaxial cable.

Background technology

Coaxial cable is that a kind of on widespread basis, the installation is used for the known transmission medium of modern communication networks transmission signal purpose, for example cable TV (CATV) and computer network etc.Usually also know, use various types of connectors to stop coaxial cable, cable is connected on the various electronic installations with corresponding network connectivity port, for example TV, broadcast receiver, audible device etc.Typical coaxial cable (for example 75 ohm cables and 50 ohm cables) is limited center conductor, outer contact and the middle foam dielectric layers that is arranged in therebetween, and outer contact is covered by protective sleeve.Center conductor with regard to its structure, can be solid or hollow for various application, uses and rigidity thereby reduce material.According to the signal of using and will carrying, coaxial cable can comprise light wall and ripple (spiral and ring-type) pattern.

When undaform or other coaxial cable stube cable connector are used to stop this cable, must between the center of cable connector and ready coaxial cable end and outer contact, good electrical contact and Mechanical Contact be provided.The coaxial cable of these types all is being faced with particular difficulties aspect mechanically interconnected and the electrical interconnection property two, for example impedance matching, noise reduction etc.Also be desirably in and reorientate cable connector during the attended operation and just can connect each in center conductor and the outer contact.About this point, each person of clip forms contrast with attempting simultaneously, possibly need location inner conductor earlier, perhaps first alternatively clip outer contact.

Summary of the invention

According to one side; A kind of compression connector that is used for coaxial cable has been described; Said coaxial cable comprises center conductor, outer contact and is arranged in dielectric layer therebetween; Said connector comprises: connector body, and it has the first and second relative ends and limits from its central passage of passing through; Insulator, it is arranged in the said central passage, and is adjacent with the said first end of said connector; Wedging ring, it movably is connected to the second end of said connector body; Be arranged in first member that is used for the said outer contact of clip in the said central passage; And be arranged in second member that is used for the said center conductor of clip in the said central passage.Said wedging ring can move axially from the second end of said connector body to said first end; To cause that the first and second component order ground engage said cable, make the clip of outer contact of said cable before or after the clip of said center conductor, carry out.

In a kind of pattern, the said center conductor of the outer contact of ready coaxial orchid is before by clip.In another pattern of compression connector described herein, said center conductor before the said outer contact by clip.

In a kind of pattern, be provided for the anchor clamps of the said outer contact of clip, said anchor clamps comprise the Outboard Sections that contacts with the inner surface of said connector body.Said anchor clamps are caught with said wedging ring axial translation, and the inner surface of wherein said connector comprises by separated first diameter of transitional region and the second narrower diameter.When said anchor clamps axial translation when crossing said transitional region, said anchor clamps are caused inside compression, thus the outer contact of the said coaxial cable of clip.

Said insulator remains on the hollow conductive pin in the axially open.According to a kind of pattern, said conductive pin is included in the boundling part that extend in the said insulator outside, the center conductor of the coaxial cable of its receive ready.The moving axially of said wedging ring causes engaging between drive member and the said boundling part, causes that said boundling partly advances to get into the opening of said insulator, and the latter becomes fixed relationship with respect to said connector body.When said boundling part is axially advanced through said drive member, the said center conductor of said boundling part clip.

According on the other hand; A kind of compression connector that is used for coaxial cable end is provided; Said coaxial cable end comprises from the outer contact of the center conductor of the exposure of remote extension, near the exposure of said exposure center conductor, extending at axial component and is arranged in dielectric layer therebetween; Said connector comprises: connector body; It has the first and second relative ends and limits from its central passage of passing through, and said central passage has first diameter and the second different diameters that connects through transition portion.Insulator is arranged in the said central passage, and is adjacent with the said first end of said connector, and wedging ring movably is connected to the second end of said connector body.The anchor clamps of arranging about said wedging ring are installed as in said central passage and move axially, and said anchor clamps have the outer surface that contact with the inner surface of said central passage and the inner surface that is configured to the center conductor joint of the cable end that engages.Said connector also comprises conductive component; It is arranged in the axially open of said insulator; Said conductive component has the member that is used for the said center conductor of clip; Said wedging ring can move axially to said first end from said the second end, sequentially engage the outer contact and the center conductor of said cable to cause said anchor clamps and said conductive component, and the clip of wherein said outer contact occurs in before or after the clip of said center conductor.

In a kind of pattern, the member that is used for the said center conductor of clip comprises the boundling part that is located at said conductive component one end.Said boundling part is made up of a plurality of flexible fingers, and said boundling partly is arranged in the outside of said insulator.According to an embodiment, said boundling part is limited the transition diameter of taper, and this diameter is greater than the diameter of said insulator opening.The drive engages of arranging about said anchor clamps also causes that the boundling part is driven said insulator opening, closes said boundling part, thus the said center conductor of clip.

In another pattern, the member that is used for the said center conductor of clip comprises a plurality of resilient contacts of the hollow that is arranged in said conductive component.Said conductive component is arranged in the said insulator opening, makes that said center conductor is by clip when said cable end advances preset distance therein.Have in the situation of a more than center conductor at coaxial cable, a plurality of conductive pins are set, each all has the clip member.

The location arrangements of said transitional surface and driving element is in said connector body, to stagger or sequentially to allow the said center conductor of ready coaxial cable end or the clip of outer contact.For example, in a kind of pattern, said insulator can be connected regularly, and wherein, said anchor clamps engage said outer contact earlier, engage said inner conductor then.In another pattern, said insulator movably is arranged to allow allow said anchor clamps to engage said outer contact then through the said inner conductor of said insulator clip.

Top compression connector design is suitable for using with various types of coaxial cables, includes, but not limited to spiral corrugated coaxial cable, corrugated coaxial cable and light wall coaxial cable.

According to another aspect; A kind of connector that is used for coaxial cable end is provided; Said coaxial cable end comprises from the outer contact of the center conductor of the exposure of remote extension, near the exposure of said exposure center conductor, extending at axial component and is arranged in dielectric layer therebetween; Said connector comprises: connector body; It has the first and second relative ends and limits from its central passage of passing through, and said central passage has first internal diameter and the second different internal diameters that connects through transition portion; Insulator, it is arranged in the said central passage, and is adjacent with the said first end of said connector; Wedging ring, it movably is connected to the second end of said connector body; Arrange and be installed as axially movable anchor clamps in said central passage about said wedging ring, said anchor clamps have outer surface that contacts with the inner surface of said central passage and the inner surface that is configured to engage with the center conductor of the cable end that engages; And conductive component; It is arranged in the axially open of said insulator; Said conductive component has the member that is used for the said center conductor of clip; Said wedging ring can move axially to said first end from said the second end, occurs in before or after the clip of said center conductor to cause clip that said anchor clamps and said conductive component sequentially engage outer contact and the center conductor and the wherein said outer contact of said cable; Be arranged in the conductive component in the axially open of said insulator; Said conductive component comprises at least one the clip element that is used for the said center conductor of clip; Said wedging ring can move axially to said first end from said the second end, engages the outer contact and the inner conductor of said coaxial cable in proper order to cause said anchor clamps and said at least one clip element.

According to more on the one hand, a kind of coaxial cable connector that is used to stop ready coaxial cable end is provided, said connector comprises: connector body, it has central passage; Wedging ring, it is installed as and is used for moving axially at an end of said connector body; And being arranged in the insulator in the said central passage, said insulator is arranged in an end relative with said wedging ring on the said body.Be provided for the member of the outer contact of the said ready cable end of clip; And the member that is used for the center conductor of the said ready cable end of clip; The said member that is used for the clip center conductor comprises a plurality of resilient contacts of radial arrangement in conductive component; Said conductive component is arranged in the opening of said insulator, and when said center conductor advances preset distance when getting into said conductive component, it engages said resilient contact.

Said resilient contact can comprise, for example equi-spaced apart and extend into a series of springs in the border of hollow conductive component each other.In a kind of pattern, said conductive component is the conductive pin that is fixed in the said insulator opening, and said insulator is fixedly mounted in the end of said central passage.

In a kind of pattern, one or more conductive pins can be provided, each all has resilient contact, thereby makes that the coaxial cable with a plurality of center conductors can be by clip.

In a kind of pattern, the said member that is used for the said outer contact of clip comprises the anchor clamps with corresponding surfaces externally and internally.Said inner surface is for annular and be configured to engage the outer contact layer of the axial ends that has engaged, and said outer surface is configured to engage the inner surface of the central passage of said connector body.According to this pattern, said central passage is limited the adjacent axial component with different inner diameters; First promptly adjacent diameter and second diameter littler than said first diameter with the first end of said body.Said two internal diameters partly connect through transitional surface, and this transitional surface partly is inclined-plane or other structure.

Move axially towards the corresponding of said insulator based on said wedging ring, said anchor clamps are caused axially and move.When said anchor clamps ran into said transitional surface part, said anchor clamps began compression, and when said anchor clamps axially crossed said second axial component, this compressed completion.Preferably, said anchor clamps comprise series of grooves, make said anchor clamps can be under the effect of the radial load that inwardly applies (as causing) by the central passage diameter variation of said connector body be compressed.

When said cable end advanced owing to moving axially of said wedging ring, said center conductor advanced and gets into said conductive pin.Preset distance gets into said conductive pin in case advance, and has run into said resilient contact, and said center conductor is just by clip.

As said; The clip of each engages and can simultaneously or in a sequence take place in the center conductor of the cable end that engages and the outer contact, and various types of coaxial cables wherein capable of using comprise; But be not limited to spiral corrugated coaxial cable, annular or other corrugated coaxial cables and light wall coaxial cable.

According to more on the one hand, a kind of coaxial cable connector that is used to stop ready coaxial cable end is provided, said connector comprises: connector body, it has central passage; Wedging ring, it is installed as and is used for moving axially at an end of said connector body; Be arranged in the insulator in the said central passage, said insulator is arranged in the relative end of said wedging ring of said body; Anchor clamps, it is used for the outer contact of the said ready cable end of clip; Conductive component; It inserts the axially open of said insulator; Said conductive component comprises a plurality of resilient contacts about the conductive component radial arrangement, and wherein said center conductor engages said contact when the preset distance that advances gets into said conductive component, thus the said center conductor of clip.

An advantage of said coaxial connector is easily manufactured and with low cost.Another advantage is to use each coaxial cable reliably.

An advantage is again, has developed a kind of compression connector, and wherein center conductor can be fixed with the conductor of ground connection out-of-sequencely, and this connects under the situation at some and needs.For example, when coaxial cable was " charged " when connecting, this order was preferred.

Another advantage is that driving element no longer is essential, for example has needed those driving elements of above-mentioned compression connector of the boundling part that drives in the insulator.As a result, the driving element of front part can be integrated be advanced in the insulator design.

Another advantage of connector described herein is to have reduced the insertion required with respect to center conductor (compression) power.

In conjunction with accompanying drawing, can be easily aware of these and other feature and advantage from following detailed.

Description of drawings

Fig. 1 (A) is the perspective view of spiral corrugated coaxial cable with the end of preparing to engage with coaxial cable connector;

Fig. 1 (B) is the perspective view of the spiral corrugated coaxial cable of Fig. 1 (A), has wherein removed a part of dielectric layer;

Fig. 1 (C) is the perspective view of annular corrugated coaxial cable with the end of preparing to engage with coaxial cable connector;

Fig. 1 (D) is the perspective view of light wall coaxial cable with the end of preparing to engage with coaxial cable connector;

Fig. 1 (E) is a light wall coaxial cable perspective view among Fig. 1 (D), has wherein removed a part of dielectric layer;

Fig. 2 is the side cross-sectional perspective view according to the coaxial cable connector of a specific embodiment, shows the coaxial cable of Fig. 1 (B), and connector is shown as and is in the initial compression position;

Fig. 3 is the side cross-sectional perspective view of the coaxial cable connector of Fig. 1 (B), is shown as the bonding station that mediates;

Fig. 4 is the side cross-sectional perspective view of the coaxial cable connector of Fig. 2, shows connector and is in full engagement position;

Fig. 5 is the decomposition assembling figure of the coaxial cable connector of Fig. 2-4;

Fig. 6 is that this connection device is just like the coaxial cable end of installing shown in Fig. 1 (B) according to the side cross-sectional perspective view of the coaxial cable connector of another specific embodiment manufacturing, and electric conductor is shown as and is in the part bonding station;

Fig. 7 is the side cross-sectional perspective view of Fig. 6 standard coaxial cable connector, is shown as the bonding station that mediates;

Fig. 8 is the side cross-sectional perspective view of the coaxial cable connector of Fig. 6 and Fig. 7, is shown as to be in full engagement position;

Fig. 9 is the perspective view of the coaxial cable connector that another specific embodiment is made according to the present invention, and this connector was illustrated as before coaxial cable is installed fully; And

Figure 10 is another perspective view of the coaxial cable connector of Fig. 9, is shown as connector and is in full engagement position.

Embodiment

Following description relates to the certain specific embodiments of the compression connector that uses with all kinds of coaxial cables (comprising ripple, helical corrugation and light wall coaxial cable).During whole description, use a plurality of terms that the suitable infrastructural frame of relevant accompanying drawing is provided.Yet, unless explanation expressly, these terms are not intended to limit definition of the present invention or scope.

Be ready to so that be installed into the exemplary coaxial cable of the cable end of compression connector with reference to accompanying drawing 1 (A)-1 (E) and in order suitable background technology to be provided, to show to have.Earlier with reference to figure 1 (A), exemplary ready spiral corrugated coaxial cable 10 by intermediate dielectric layer 16 around center conductor 18 limit.Outer layer insulation sheath 12 is cut open, and to expose the axial component of corrugated conductor layer 14, corrugated conductor layer 14 comprises a plurality of protuberances and the recess that forms with helical structure.In whole specification, this layer 14 also is called as ground connection or outer contact layer.At the end of cable 10, helical corrugation conductor layer 14 is cut open with a part of intermediate dielectric layer 16, and the axial component of the center conductor 18 that exposes is exposed to the open air.

Another spiral corrugated coaxial cable 10 ' end that ends on the compression connector has been shown among Fig. 1 (B).Except cutting outer layer insulation sheath 12 with the axial component that exposes helical corrugation conductor layer 14; At corrugated conductor layer 14 and dielectric layer 16 all by after center conductor layer 18 downcuts; Intermediate dielectric layer 16 is stripped out, and stays the hollow bulb 58 that below outer conductor layer, extends.

With reference to figure 1 (C), show the non-helical corrugated coaxial cable 10 that is ready to be installed on the compression connector ".This a part of cable also comprises outer insulation jacket 12, and this outer insulation jacket 12 is cut open, to expose outer surge layer 14 " axial component, this skin surge layer 14 " constitute by having a plurality of annular corrugated of trench or groove therebetween.As previously mentioned, outer contact layer 14 " and intermediate dielectric layer 16 also be cut open, limit ready cable 10 to expose " the center conductor 18 of far-end.

Fig. 1 (D) shows the light wall coaxial cable 10 ' that is also limited outer layer insulation sheath 12 ' '; Wherein insulating outer layer sheath 12 is cut open; To expose outer contact layer 14 ' ' ', the difference of the latter and aforementioned each version is that this layer limited the smooth annular surface that does not have wave.As previously mentioned, outer contact layer 14 ' ' ' and intermediate dielectric layer 16 all cut at the far-end of cable, to expose center conductor 18.

Fig. 1 (E) shows another kind of light wall coaxial cable pattern 10 ' ' ' '., coaxial cable 10 ' identical with the pattern of front ' ' ' comprise outer layer insulation sheath 12, as the outer contact layer 14 of Fig. 1 (D) " and center conductor 18, wherein the intermediate conductor layer 16 of Fig. 1 (D) is stripped out to limit hollow bulb 58.The every kind of cable in front all is described as having solid center conductor.Yet as previously mentioned, the center conductor pin also is hollow alternatively.Can combine the application to use cable with arbitrary form center conductor.

With reference to figure 2-5; Be shown as according to the compression connector 20 of the first embodiment manufacturing and be in the part compression position; Said connector is limited the body with nut 24 22, and according to this embodiment, nut 24 rotatably is fixed to an end 41 of body through annular flange flange 26.Insulator 28 is adjacent to be arranged in the qualification central lumen or passage 23 of compression body 22 with far-end 41, and this insulator is located conductive pin 30 and remain on and limits in the opening 56.According to this embodiment; Insulator 28 is fixedly placed in the central passage 23; The end face of the cylindrical retaining part 27 of annular shoulder 47 joining connector bodies 22 wherein, retaining part has limiting hole, and the distal portions of insulator closely is assemblied in this limiting hole.

At least a portion of conductive pin 30 is a hollow, and this conductive pin is limited pin part 32 and the boundling part 34 in the opposite end, and said pin extends through insulator opening 56, and boundling part 34 stretches out from insulator 28.Boundling part 34 comprise by a plurality of flexible fingers or ring gear around one group of conductive contact piece.Between boundling part 34 and anchor clamps 38, be provided with and drive insulator or plug 36, be used in central passage 23, moving axially, plug has the through hole of axially aligning with insulator opening 56 37.

In this pattern, plug 36 comprises that towards the surface of adjacent body end 42 this surface is smooth basically, makes this surface can engage dielectric layer 16 (Fig. 1 (A)) and the anchor clamps 38 that insert cable end 10.In another pattern, for example when the cable 10 that uses Fig. 1 (B) " time, the surface of plug 36 can comprise that size is suitable for extending into the extension (not shown) of the hollow bulb 38 of cable.

From the assembling aspect, anchor clamps 38 are positioned proximate to and drive plug 36 and limit through the body of being processed flexible material, and it has on geometry the interior annular surface 45 that the helical corrugation with the outer contact layer 14 of coaxial cable 10 is harmonious.That is to say that interior annular surface 45 is limited with depression a plurality of projections that the helical structure that is complementary with the external conductor layer 14 with coaxial cable 10 forms.With reference to the exploded view of figure 5, in the external annular section of anchor clamps, form a plurality of grooves 39, thereby allow anchor clamps 38 under situation about using under the inside radial load, radially inwardly to be compressed or to push.Anchor clamps 38 are assemblied in the central passage 23 of body 22, make the outer ring surface 43 of anchor clamps closely contact with the inner surface of body 22, but allow it to move axially.

Wedging ring 40 is limited exterior section on the axial component that is formed on connector body 22 and the extension drive part 44 that engages connector 20 against the annular flange flange of driving ring 48 46, and the latter is installed between anchor clamps 38 and the wedging ring and comprises that size is suitable for the cannelure of the periphery of receiving connector body 22.During installation, the annular seal element of preferably being made by elastomer 50 closely assembles against the outer insulation jacket 12 of ready coaxial cable 10, gets into the inside of compression connector 10 to prevent external environment influence (for example, moisture, gravel etc.).

With reference to figure 2, use the tool of compression (not shown), the end of ready spiral corrugated coaxial cable 10 among Fig. 1 is inserted the opening 54 on connector 20 proximal end 42 earlier, and the central passage 23 of inserting body 22.During this initial insertion, helical corrugation cable 10 is inserted into and reverses at first along with it, makes spiral on the outer contact layer 14 be installed into the spiral in the inner annular part of anchor clamps 38.Simultaneously, along the direction shown in the arrow a enough axial displacement taking place, allow center conductor 18 to advance along central passage 23, through the opening in the plug 36 37, gets into the boundling part 34 of the hollow conductive pin 30 that extends.

Should be noted that when tool of compression engages with connector 20 and apply along direction shown in the arrow a compression stress during, connector 20 is held the fixing immovable state that is in.Realize that the stable tool of compression design of this type is known in this area, do not form substantial portion of the present invention.

With reference to figure 3, after initial engagement, the transitional surface zone 52 that anchor clamps 38 axially advance and get into connector body 22 according to direction shown in the arrow a gets in the less internal diameter of central passage 23 subsequently.Owing to contain the groove 39 (Fig. 5) of formation, and by the material manufacture anchor clamps 38 of relative flexibility,, and inwardly compress with respect to the main shaft elasticity of body so these anchor clamps can keep and the contacting of the inner surface of connector body 22 (radially).This compression causes that the interior annular surface 45 of anchor clamps 38 directly engages or the spiral of clip outer contact layer 14.

As shown in Figure 4, being moved further of wedging ring 40 and anchor clamps 38 causes that driving plug 36 marches forward along axis of orientation shown in the arrow a.Should move the distal surface make plug 36 and directly engage the end against boundling part 34, the boundling part that causes hollow conductive pin 30 also axial advancement gets in the qualification opening 56 of hard-wired insulator 38.Because the diameter of insulator opening 56 is littler than the external diameter of the inclined outer surface 35 of boundling part 34; So this axial motion causes electric contact piece radial compression in the flexible finger that is arranged in boundling part 34 this center conductor of clip on center conductor 18 and for good and all, as shown in Figure 4.Because the center conductor 18 that ready cable 10 ends expose among Fig. 1 (A) has got into conductive pin 30, thus this clamp or the clip process during, this conductor does not axially move relative to said pin.

Fig. 6-8 shows another embodiment of compact compression connector 220 constructed in accordance.In this embodiment, among Fig. 1 (A) the terminal center conductor 18 of ready cable 10 prior to outer contact layer 14 by clip.

Compression connector 220 according to this embodiment is limited the body 222 that comprises central lumen or passage 223, and said body has the different adjacent axial component of internal diameter, and this adjacent axial component is separated through transition portion or zone 252.This transitional region 252 can be inclined-plane, protrusion, cave in or provide progressively other shape of dividing to limit.Connector 220 also comprises the nut 224 that rotatably is fastened to the far-end 241 of body 222 through annular flange flange 226.Should be noted that nut is the end 241 that is used in connector, but should easily know, other member can be set be used for fastening identity element (not shown).The central passage 223 interior insulators 228 that are arranged in connector body 222 are located hollow conductive pin 230 and remain in the qualification openings 256.In this pattern; Insulator 228 movably is supported in the central passage 223; Wherein the annular shoulder 247 of insulator concerns that with 227 one-tenth axially spaced-aparts of cylindrical retaining part of connector body 222 retaining part has size and is set at the limiting hole that closely receives the insulator distal portions.

Hollow conductive pin 230 is included in the pin part 232 and boundling part 234 of opposite end, and the boundling part constitutes through a plurality of flexible finger of insulator opening 256 or one group of electric contact piece in the tooth by being arranged in to stretch out.Drive insulator or plug 236 and between the end of boundling part 234 and anchor clamps 238, be positioned at central passage 223, plug has the through hole of axially aligning with insulator opening 256 237.Plug 236 can comprise proximal end face; This surface comprises that size is suitable for engaging the extension of the hollow bulb 58 of core cable end (Fig. 1 (B)); Perhaps according to this embodiment, plug comprises index map 1 (A) intermediate dielectric layer 16 and anchor clamps 238 is the distal surface on plane basically.

Anchor clamps 238 are limited interior annular surface 245, said in annular surface on geometry, be harmonious with the helical corrugation of the outer contact layer 14 of the coaxial cable 10 of Fig. 1 (A).As previously mentioned, anchor clamps 238 also preferably include a plurality of groove (not shown) in the external annular section that is formed on anchor clamps, make that anchor clamps 238 can be by radially inwardly compression or extruding, and external annular section at first is assembled into the inner surface of body 222 and closely contacts.Wedging ring 240 is connected to the opposed end 242 of body 222, and wedging ring is configured to move axially together in company with anchor clamps 238 and cyclic spring potted component 250.

Wedging ring 240 comprises that driving ring 248 is installed between anchor clamps 238 and the wedging ring against the drive part 244 of annular flange flange 246 assemblings of driving ring 248.Identical with aforementioned pattern, during installation, cyclic spring potted component 250 closely against external insulation sleeve 12 assemblings of corrugated coaxial cable 10, gets into the inside of compression connector 10 to prevent external environment influence (for example, moisture, gravel etc.).

With reference to figure 6, in the operation, the ready end of coaxial cable 10 (Fig. 1 (B)) inserts in the opening 254 of compression connector 220 by means of the tool of compression (not shown) earlier, but is before cable 10 is installed in the connector fully.Identical with the front, the helical corrugation cable 10 of joint (Fig. 1 (A)) must reverse earlier, so that outer contact layer 14 is alignd with the characteristic of the interior annular surface 245 of anchor clamps 238.Because the interval of parts, the center conductor 18 that exposes in this stage extends through the opening 237 that drives insulator 236 and is installed in the boundling part 234 of conductive pin 230 yet in this embodiment.Boundling part 234 is around center conductor 18, but in this position clip center conductor 18 not yet.

With reference to figure 7; The tool of compression (not shown) is through the known mode wedging ring 240 that axially moves forward along direction shown in the arrow a along body 222 then; Make anchor clamps 236 with drive plug 236 all towards far-end 241 translations of connector body 222; Cause to drive plug bump boundling part 234, force boundling partly to get into insulator opening 256.Because the conical transition surface 235 of flexible boundling part 234 when work through the insulator opening in flexible finger, makes that the conductive contact piece in the boundling part is closed, for good and all engages contact with the center conductor 18 that exposes and with its clip.In this embodiment, anchor clamps 238 are the transitional region 252 of no show connector body 222 also, so anchor clamps 238 clip outer contact layer 14 not also.With reference to figure 8, when anchor clamps 238 arrive transitional regions 252, based on the groove of connector be obedient to characteristic, anchor clamps are compressed, wherein in annular surface 245 engage or the outer ripple conductor layer 14 of the ready cable end of clip.Simultaneously, insulator 228 is caused in company with driving element 236 and anchor clamps 238 axially translation together, up to the end face of the cylindrical retaining part 227 of annular shoulder 247 joints, with the insulator fix in position.

With reference to figure 9 and Figure 10, show the coaxial cable connector of making according to another specific embodiment.

Compression connector 320 according to this specific embodiment is limited connector body 322, and this connector body 322 has the nut 324 that is rotationally attached to body distal end 341 by means of outer annular flanges 326.For describe with for simplicity, term " far " and " closely " are used in reference to the opposite end of connector body 322.Therefore, all parts that combine this connector 320 to use refer to far-end or near-end aspect based on aforementioned use.Connector body 322 according to this pattern is limited in keep insulator 328 central lumen or passage 323, and the latter and annular flange flange 326 are adjacent to be fixedly mounted in the body distal end 341.In this concrete pattern, insulator 328 is firmly fastened to connector body 322 by means of annular shoulder 347, the end face of the cylindrical retaining part 327 of annular shoulder 347 joining connector bodies.According to this embodiment, insulator 328 is the location and keep the central opening 356 of hollow conductive pin 330 to limit, hollow conductive pin 330 1 ends have pin part 332 and in the opposite end or far-end have hollow space 333.Hollow space 333 comprises at least one clip element 334.According to this specific embodiment, each all radially inwardly extends into a plurality of clip elements (for example sheet spring) in the opening that is limited conductive pin 330, and resilient contact is circumferentially arranged.Three or more resilient contact preferably are set.

Have the driving insulator of axially extending bore 337 or plug 336 also is positioned at conductor body 322 between insulator 328 and anchor clamps 338 central passage 323, anchor clamps 338 are at first arranged with respect to the near-end 342 of connector body 322.According to this embodiment, anchor clamps 338 are limited the cylindrical parts with interior annular surface 345, said in annular surface 345 comprise the spiral surrounding structure, be complementary with the helical corrugation outer contact layer 14 of ready coaxial cable 10.Anchor clamps 338 comprise that size is suitable for engaging a plurality of projections of spiral fluted that form in the outer cable conductor layer 14.Anchor clamps 338 comprise a plurality of groove (not shown) that are formed on the external annular section 343, make that anchor clamps can be by compression radially.

Connector body 322 is limited transitional surface part 352, and this part tilts or structure otherwise, and first internal diameter of central passage 323 is connected than minor diameter with second.Wedging ring 340 is connected on the end 342 of body 322, and wherein the drive part 344 of wedging ring assembles so that engage against the annular flange flange 346 of driving ring 348.Wedging ring 340 comprises that also size is suitable for the cannelure of the periphery of mounted connector body 322.During terminated cable, cyclic spring potted component 350 is against insulating outer layer sheath 14 assemblings of ready spiral corrugated coaxial cable 10.Sealing element 350 prevents that moisture or particle matter from getting into the inside of connector 320; The cable that for cable strain relief is provided further simultaneously and strengthens in the connector keeps; Potted component can move axially, and the proximal edge of potted component becomes syntople with the ring edge surface of wedging ring 340.

Like aforementioned prior art pattern, when ready spiral corrugated coaxial cable 10 inserted the opening 354 of exemplary connector 320, cable 10 reversed earlier, makes the projection of anchor clamps 338 be assemblied in the spiral winding groove of outer contact layer 14.Simultaneously, center conductor 18 axial advancement of exposing through central passage 323 with drive the opening 337 that forms in the plug 336, said opening 337 be sized to accommodate this center conductor.When wedging ring 340 through the instrument (not shown) when the axial direction shown in the arrow a advances, the outer ring surface 343 of anchor clamps 338 also makes first internal diameter of connector body 322 move and engage filtering surface part 352 at first.This joint cause anchor clamps 338 beginning based on diameter reduce with anchor clamps in set groove and begin radially inwardly to compress; Wherein this compression continues till anchor clamps advance to second internal diameter, and wherein inside compression stress is caused last and this outer contact layer of clip of the outer contact layer 14 (Figure 10) that acts on cable end.Continuing shown in the arrow a moves axially plug 336 advanced towards insulator 328 among Figure 10, and wherein center conductor 18 advances and gets into the border of hollow conductive pin 330.Different with the pattern of front, be fixedly attached in the insulator opening 356 according to the conductive pin 330 of this embodiment.Therefore, center conductor 18 continues axial advancement, till running into resilient contact 334.When center conductor 18 had advanced predetermined axial distance, resilient contact 334 directly engaged and clip center conductor 18.Need or not move with respect to the additional compression of insulator 328.Because aforementioned content and since driving element in this design and nonessential, so insulator 328 can process by single parts (not shown) with plug 336, opposite with a plurality of parts of needs.

Interval based on the cable end of the arrival end of transitional surface part 352 and conductive pin 330 and entering; The center conductor 18 of coaxial cable 10 and the clip of outer contact layer 14 can almost side by side carry out; Perhaps the relative spacing between center conductor 18 and the helical corrugation outer 14 can suitably be configured to provide simultaneously or the clip that postpones (that is, the clip of outer contact 14 or inner conductor 18 is earlier with respect to outer contact).Yet it should be noted that; Through in; Insulator 328 is connected to connector body 322 movably, and from axially (near-end ground) skew of cylindrical retaining part 327, and/or transitional surface part 352 can be located such that above-mentioned clip can sequentially or take place with the mode that staggers or postpone.

Can expect comprising other pattern of notion described herein.For example, can by means of connector described herein design stop having center and outer contact other type coaxial cable be ready to end, comprise other ripple (non-helical) and light wall cable end.Using only needs directly that the cable of axially movable these types does not need to twine, the anchor clamps clip outer contact of radial effect wherein, and center conductor is by resilient contact device clip.In addition, can expect alternate manner, wherein outer contact can be by clip.For example, the connector of two parts or two sections can contain the clip contact, and for example United States Patent(USP) No. 7,458, those that describe in 851.

As stated, can use the coaxial cable of other form to use with compression connector as herein described.That is to say that light wall and/or other corrugated coaxial cable can use with the jig Design of constructing for the outer contact layer 14 of clip cable 10.

Except the front reaches the content that combines with it, compression connector described herein also can use with other coaxial cable structure.For example, the fixed insulation body all can comprise a plurality of openings of axially aligning with the driving plug, to hold the ready coaxial cable end with a plurality of center conductors.According to this pattern, each of the annular and the ripple of other form and outer contact that light wall coaxial cable also can make them and respective center conductor is all by clip continuously.

The parts list of Fig. 1-10

10 coaxial cables

The 10' coaxial cable

10 " coaxial cables

10' " coaxial cable

10 " " coaxial cable

12 outer protective sleeves

14 helical corrugation conductor layers

16 dielectric layers

18 outer contacts

20 compression connectors

24 bodies

26 annular flange flange

27 cylindrical retaining parts

28 insulators

30 conductive pins

32 pin parts

34 boundling parts

36 drive insulator or plug

37 plug openings

38 anchor clamps

39 grooves

40 wedging rings

41 far-ends

42 near-ends

43 anchor clamps outer surfaces

44 drive parts

45 anchor clamps inner surfaces

46 annular flange flange

47 annular shoulders

48 driving rings

50 elastic sealing elements

52 transitional surfaces

54 openings

56 insulator openings

58 hollow bulbs

320 compression connectors

324 connector bodies

326 annular flange flange

327 cylindrical retaining parts

328 insulators

330 conductive pins

332 pin parts

334 boundling parts

336 drive insulator or plug

337 plug openings

338 anchor clamps

339 grooves

340 wedging rings

341 far-ends

342 near-ends

343 anchor clamps outer surfaces

344 drive parts

345 anchor clamps inner surfaces

346 annular flange flange

347 annular shoulders

348 driving rings

350 elastic sealing elements

352 transitional surfaces

354 openings

356 insulator openings

320 coaxial cable compression connectors

322 connector bodies

323 body central passages

324 nuts

326 annular flange flange

327 cylindrical retaining parts

328 insulators

330 conductive pins

332 pin parts

334 clip elements

336 drive insulator or plug

337 plug openings

338 anchor clamps

339 grooves

340 wedging rings

341 body end

342 body end

343 anchor clamps outer annular parts

344 drive parts

345 anchor clamps inner surfaces

346 annular flange flange

347 annular shoulders

348 driving rings

350 elastic sealing elements

352 transitional surface parts

354 body openings

356 insulator openings

A axial motion direction.

Should be easily aware of, desire still to exist in the protection range other variants and modifications in the present invention.For example, the coaxial cable with a plurality of centers or inner conductor can use the clip element that is arranged in the respective amount in the insulator to come these conductors of effective clip, and wherein insulator 228 uses a plurality of conductive pins.Can be easily aware of other modification from accompanying claims.

Claims

1. compression connector that is used for coaxial cable end; Said coaxial cable end comprises exposure center conductor, near the exposure outer contact that said exposure center conductor, extends at axial component from remote extension and is arranged in dielectric layer therebetween that said connector comprises:

Connector body, it has the first and second relative ends and limits from its central passage of passing through;

Insulator, it is arranged in the said central passage, and is adjacent with the said first end of said connector;

Wedging ring, it movably is connected to the second end of said connector body;

Be arranged in the member that is used for the said exposure outer contact of clip in the said central passage; And

Be arranged in the member that is used for the said exposure center conductor of clip in the said central passage; Said wedging ring can move axially to said first end from said the second end; To cause that each said clip member all sequentially engages said cable; Wherein, the clip of said outer contact occurs in before or after the clip of said center conductor.

2. connector as claimed in claim 1; The said inner surface of wherein said central passage is limited first axial component with first internal diameter and second axial component with second internal diameter; Said first and second axial components partly connect through transitional surface; The said member that wherein is used for the said outer contact of clip comprises anchor clamps; These anchor clamps are caught axially to move to said second axial component with said cable end and said wedging ring from said first axial component, and said anchor clamps have the inner surface at said anchor clamps said outer contact of clip when said first axial component moves axially.

3. connector as claimed in claim 1; The said member that wherein is used for the said center conductor of clip is arranged on the hollow conductive component that is arranged in the said insulator, and clip wherein takes place when said center conductor axial advancement preset distance gets into the opening of said insulator.

4. connector as claimed in claim 3, the said member that wherein is used for the said center conductor of clip comprise at least one the clip element that is arranged in the said hollow conductive component.

5. connector as claimed in claim 3; The said member that wherein is used for the said center conductor of clip comprises the flexible boundling part of said conductive component; Said conductive component be can be in said insulator opening axially movable pin; The diameter of said opening is littler than the diameter of said boundling part, and originally wherein said boundling part is arranged in the outside with respect to said insulator.

6. connector as claimed in claim 5; The said member that wherein is used for the said center conductor of clip also comprises the driving element that is arranged between said conductive pin and the said wedging ring; Said driving element can axially move engaging said boundling part, and causes that said conductive pin moves in the said opening of said insulator.

7. connector as claimed in claim 1, wherein, said center conductor before the said outer contact by clip.

8. connector as claimed in claim 1, wherein said outer contact before the said center conductor by clip.

9. connector as claimed in claim 1, wherein said coaxial cable comprises at least two center conductors, said center conductor arrangements becomes the relation of opening spaced in parallel to each other.

10. connector as claimed in claim 3; The said member that wherein is used for the said center conductor of clip comprises the hollow conductive component in the said opening that is arranged in said conductor, and said member also comprises at least one resilient contact that is arranged in the said hollow conductive component.

11. connector as claimed in claim 1, wherein said coaxial cable are a kind of in spiral corrugated coaxial cable, corrugated coaxial cable and the light wall coaxial cable.

12. connector as claimed in claim 2, wherein said transitional surface part is at least a qualification the in ramp structure and the curved-surface structure.

13. connector that is used for coaxial cable end; Said coaxial cable end comprises exposure center conductor, near the exposure outer contact that said exposure center conductor, extends at axial component from remote extension and is arranged in dielectric layer therebetween that said connector comprises:

Connector body, it has the first and second relative ends and limits from its central passage of passing through, and said central passage has first internal diameter and the second different internal diameters that connects through transition portion;

Wedging ring, it movably is connected to the second end of said connector body;

Be used for axially movable anchor clamps in said central passage about said wedging ring layout and installation, said anchor clamps have outer surface that contacts with the inner surface of said central passage and the inner surface that is configured to engage with the center conductor of the cable end that engages; And

Conductive component; It is arranged in the axially open of said insulator; Said conductive component has at least one the clip element that is used for the said center conductor of clip; Said wedging ring can move axially to said first end from said the second end, sequentially engages the outer contact and the center conductor of said cable to cause said anchor clamps and said conductive component, and the clip of wherein said outer contact occurs in before or after the clip of said center conductor.

14. connector as claimed in claim 13, wherein said at least one clip element comprises the flexible boundling part of the end that is formed on said conductive component, and originally said boundling part is arranged in the outside of said insulator.

15. connector as claimed in claim 14; Comprise and being arranged between said conductive component and the said anchor clamps and can be by said clamp shaft to the driving element that engages movably; The said boundling of wherein said drive engages part also forces this boundling partly to get into the opening of said insulator, to cause the clip of said center conductor.

16. connector as claimed in claim 13, the said member that wherein is used for the said center conductor of clip comprise a plurality of resilient contacts in the opening that is arranged in said conductive component.

17. connector as claimed in claim 13, wherein said anchor clamps at said inner conductor by the said outer contact of clip before the clip.

18. connector as claimed in claim 13, wherein said anchor clamps at said inner conductor by the said outer contact of clip after the clip.

19. connector as claimed in claim 13, wherein said coaxial cable are a kind of in spiral corrugated coaxial cable, corrugated coaxial cable and the light wall coaxial cable.

20. a connector that is used to stop ready coaxial cable end, said connector comprises:

Connector body, it has first end, the second end and the central passage between said first and second end;

Wedging ring, it is installed as the said first end that is used at said connector body and moves axially;

Be arranged in the insulator in the said central passage, said insulator be arranged in said connector body said the second end near;

The member that is used for the outer contact of the said ready cable end of clip; And

The member that is used for the center conductor of the said ready cable end of clip; The said member that is used for the clip center conductor comprises a plurality of clip elements of radial arrangement in conductive component; Said conductive component is arranged in the opening of said insulator; When said center conductor advances preset distance when getting into said conductive component, it engages said resilient contact.

21. connector as claimed in claim 20, wherein said conductive component are conductive pin, this conductive pin has the opening that size is suitable for receiving said center conductor.

22. connector as claimed in claim 21, wherein said resilient contact comprise a plurality of circumferentially isolated springs that extend from the inner surface of said opening.

23. connector as claimed in claim 22; The said member that wherein is used for the said outer contact of clip comprises being engaged and is used for through the axially movable anchor clamps of said wedging ring that said central passage is included in the transitional surface between said first diameter parts and second diameter parts.

24. connector as claimed in claim 23, wherein said coaxial cable are a kind of in spiral corrugated coaxial cable, corrugated coaxial cable and the light wall coaxial cable.

25. connector as claimed in claim 23, wherein said anchor clamps comprise a plurality of grooves that are located in the Outboard Sections.

26. connector as claimed in claim 20, the wherein said outer contact of clip in the clip of said center conductor.

27. connector as claimed in claim 20, the wherein said outer contact of clip before the clip of said center conductor.

28. connector as claimed in claim 20, the wherein said outer contact of clip after the clip of said center conductor.

29. connector as claimed in claim 20, wherein said conductive component is fixedly placed in the said insulator.