CN203481564U

CN203481564U - Coaxial connector assembly

Info

Publication number: CN203481564U
Application number: CN201320562070.7U
Authority: CN
Inventors: 张飞; 刘爱平
Original assignee: Shenzhen Tatfook Technology Co Ltd
Current assignee: Shenzhen Tatfook Technology Co Ltd
Priority date: 2013-09-10
Filing date: 2013-09-10
Publication date: 2014-03-12
Anticipated expiration: 2023-09-10

Abstract

The utility model discloses a coaxial connector assembly. The assembly comprises an adapter and a first electric connector which is electrically connected with one end of the adapter. The first electric connector possesses a first internal conductor and the adapter possesses a second internal conductor. The assembly is characterized in that an end portion of the internal conductor is provided with a first clamping component possessing elasticity; the first clamping component possesses the elasticity and elastically clamps the second internal conductor during an assembling state; when the first electric connector and the adapter are in the assembling state, the first internal conductor is inserted into the clamping component; the clamping component elastically clamps the first internal conductor of the first electric connector; the first internal conductor and the second internal conductor are movably connected so that the first electric connector and the adapter can move axially and radially relatively to each other. Therefore, during an installation and usage processes, conditions of collision, extrusion damages and poor contact can be effectively avoided. By using the assembly of the utility model, structure intensity of the second internal conductor is effectively guaranteed and good contact performance is guaranteed too.

Description

Coaxial connector assembly

Technical field

The utility model relates to connector technique field, is specifically related to a kind of coaxial connector assembly.

Background technology

In prior art, between circuit board and circuit board, generally by coaxial connector assembly, be electrically connected to.

Refer to Fig. 1, the coaxial connector assembly that the patent No. of prior art shown in Fig. 1 is CN201080062190.x, wherein, in order to realize the stable connection between the first inner wire 5 and the second inner wire 14, need to spring-latch 18 be set at the second inner wire 14, at its end, there is the first contact pearl 20, and spring-latch 18 by slit 22 by functionally separated from one another and flick to guarantee that in radial direction contact performance is good.

Understandable, the spring-latch of the second inner wire 14 is easily subject to the first inner wire 5 collisions, extruding and damages in installation and use procedure, and then easily causes loose contact etc.

Utility model content

The utility model mainly solves prior art adapter the second inner wire and in installation and use procedure, is easily subject to the first inner wire collision, extruding and damages, and then easily cause the technical problem of loose contact, the utility model embodiment provides a kind of coaxial connector assembly, can effectively guarantee the structural strength of the second inner wire and guarantee that contact performance is good.

The application's first aspect provides a kind of coaxial connector assembly, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to described adapter one end, described the first electric connector has the first inner wire, described adapter has the second inner wire, it is characterized in that, the end of described the first inner wire is provided with has flexible the first clamping element, and described the first clamping element has elasticity, and when assembled state the second inner wire described in elastic clamping.

Wherein, described the first clamping element and described the first inner wire split arrange, and described the first inner wire is provided with axial blind hole, and described the first clamping element is located in described blind hole.

Wherein, described the first clamping element is tubular thin-wall part, comprises clamping part, and the endoporus of described clamping part increases gradually towards blind hole opening direction diameter.

Wherein, on described clamping part, have at least two groovings that extend vertically.

Wherein, described the first clamping element is tubular thin-wall part, described the first clamping element comprises clamping part, described clamping part outer wall is stepped, comprise that external diameter is greater than the enlarged-diameter district of blind hole and the diameter shrinking zone that external diameter is less than blind hole, in described clamping part portion, offer and extend to vertically the grooving that at least runs through enlarged-diameter district.

Wherein, described the first clamping element also comprises the limiting section being connected with clamping part diameter shrinking zone side, the external diameter of described limiting section is greater than the external diameter in described enlarged-diameter district, when assembled state, described clamping part is placed in described blind hole, the end face of blind hole described in the cascaded surface butt between described limiting section and described diameter shrinking zone.

Wherein, described the first clamping element and described the first inner wire are one-body molded, and described the first inner wire end is provided with blind hole, and described blind hole is provided with the grooving extending vertically, the hole wall that described the first clamping element is described blind hole.

Wherein, described grooving runs through the open end of described blind hole, the sleeve member of the sheathed and described blind hole outer wall interference fit of described blind hole outer wall.

Wherein, the endoporus of described sleeve member is shoulder hole, when assembled state, and the end face of blind hole described in the cascaded surface butt of described sleeve member endoporus, described sleeve member is fixedly connected on described the first inner wire away from blind hole open end one end.

Wherein, coaxial connector assembly also comprises the second electric connector being electrically connected to the described adapter other end.

Wherein, described the second electric connector has the 3rd inner wire, the end of described the 3rd inner wire is provided with the second clamping element, under described the second electric connector and described adapter assembling state, the second inner wire inserts described the second clamping element, the second inner wire of adapter described in described the second clamping element elastic clamping, described the 3rd inner wire and described the second inner wire are flexibly connected, and described the second electric connector and described adapter upwards relative to each other can be moved with footpath in the axial direction.

Wherein, described the first electric connector also comprises described the first outer conductor, and the dielectric between the first outer conductor inwall and the first inner wire outer wall, described dielectric comprises the first dielectric and the second dielectric, the endoporus of described the first outer conductor is stepped, comprise with the first dielectric interference fit, the first axis hole that diameter is larger, with with the second dielectric interference fit, the second axis hole that diameter is less, in the periphery of described the first inner wire, be also provided with pressing portion, described pressing portion is connected to described the first dielectric on the cascaded surface that described the first axis hole and the second axis hole have a common boundary vertically.

Wherein, described the first axis hole is provided with a circle annular boss near the second axis hole place, described the first dielectric between the inwall and the first inner wire outer wall of described boss, and described the first dielectric and described boss contour.

The utility model second aspect also provides a kind of coaxial connector assembly, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to described adapter one end, described the first electric connector has the first inner wire, described adapter has the second inner wire, it is characterized in that, the end of described the second inner wire is provided with clamping element, under described the first electric connector and described adapter assembling state, the first inner wire inserts described clamping element, the first inner wire of the first electric connector described in described clamping element elastic clamping, described the first inner wire and described the second inner wire are flexibly connected, described the first electric connector and described adapter upwards relative to each other can be moved with footpath in the axial direction.

The utility model coaxial connector assembly, the end of the second inner wire is provided with clamping element, under the first electric connector and adapter assembling state, the first inner wire inserts clamping element, the first inner wire of clamping element elastic clamping the first electric connector, the first inner wire and the second inner wire are flexibly connected, the first electric connector and described adapter upwards relative to each other can be moved with footpath in the axial direction, thereby can effectively avoid being collided in installation and use procedure, the situation of extrusion damage and loose contact, the utility model effectively guarantees the structural strength of the second inner wire and guarantees that contact performance is good.

Accompanying drawing explanation

Fig. 1 is the structural representation of prior art coaxial connector assembly;

Fig. 2 is the installation process schematic diagram of the utility model coaxial connector assembly one embodiment;

Fig. 3 is the fit system schematic diagram after the coaxial connector assembly shown in Fig. 2 has been assembled;

Fig. 4 is the wherein structural representation of electric connector one embodiment in the assembly of coaxial connector shown in Fig. 2;

Fig. 5 is the structural representation of clamping element one embodiment of electric connector shown in Fig. 4;

Fig. 6 is the structural representation of inner wire one embodiment of electric connector shown in Fig. 4;

Fig. 7 is the structural representation of another embodiment of electric connector of the utility model coaxial connector assembly;

Fig. 8 is the inner wire of electric connector shown in Fig. 7 and the structural representation of clamping element one embodiment;

Fig. 9 is the structural representation of sleeve member one embodiment of electric connector shown in Fig. 7;

Figure 10 is the inner wire of electric connector and the structural representation of clamping element one embodiment of the application's coaxial connector assembly; And

Figure 11 is the inner wire of electric connector and the structural representation of another embodiment of clamping element of the application's coaxial connector assembly.

Embodiment

In below describing, in order to illustrate rather than in order limiting, to have proposed the detail such as ad hoc structure, technology, to thoroughly understand the utility model.Yet, not it will be clear to one skilled in the art that in there is no other embodiment of these details and can realize the utility model yet.In other situation, omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders description of the present utility model.

Refer to Fig. 2 and Fig. 3, Fig. 2 is the installation process schematic diagram of the application's coaxial connector assembly one embodiment, Fig. 3 is the fit system schematic diagram after the coaxial connector assembly shown in Fig. 2 has been assembled, and the coaxial connector assembly of the present embodiment comprises the first electric connector of being connected, the second electric connector and for connecting the adapter of the first electric connector and the second electric connector.

Wherein, the first electric connector and second electric connector of the present embodiment can adopt identical structure, also can be according to actual needs and to some changes (being that structure is different) of making structure wherein; For ease of follow-up explanation, the present embodiment the first electric connector and the second electric connector be take identical structure and are described as example, and referred to as electric connector.

Particularly, the electric connector of the present embodiment coaxial connector assembly comprises the first outer conductor 11, the first inner wire 12, dielectric 13 and has flexible clamping element 14.

In the present embodiment, the first outer conductor 11 can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.Electric connector can be fixed on the products such as circuit board by the external thread structure of being located in the periphery of first outer conductor 11 one end, and the outer conductor of cable of the port of first outer conductor 11 these one end and the products such as this circuit board etc. is realized firm being electrically connected to by modes such as welding, be not difficult to find out, it is fixing that the present embodiment electric connector adopts the mode of external thread structure to install, and is convenient to dismounting and is beneficial to maintenance etc.In addition, the periphery of the other end of the first outer conductor 11 is outer-hexagonal type structure, and to make in use the each point of the first outer conductor 11 stressed more even, and the one end can for coordinating with external thread structure is rotated installation or removal, has more practicality.

First inner wire 12 of the present embodiment can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.The first outer conductor 11 is sheathed on setting insulated from each other between the first inner wire 12 outer and the first outer conductor 11 and the first inner wire 12, and the inner core of the cable that the products such as the first inner wire 12 and this circuit board are corresponding is realized firm electrical connection by modes such as welding.

Dielectric 13 is located between the first outer conductor 11 inwalls and the first inner wire 12 outer walls, and particularly, dielectric 13 can partly or entirely be arranged in the periphery of the first inner wire 12.Dielectric 13 that it should be noted that the present embodiment can adopt the materials such as polyether-ether-ketone (PEEK) and/or polytetrafluoroethylene (PTFE) and make by techniques such as turning processing, so that dielectric 13 possesses good heat-resistant antifriction performance.

Clamping element 14 is electrically connected to the first inner wire 12 and clamping element 14 is located at the end of the first inner wire 12, and clamping element 14 is provided with shown in jointing holes 140(Fig. 4) and the hole wall of jointing holes 140 be provided with the grooving 141 of the axial direction that is parallel to the first inner wire 12.Wherein, grooving 141 can be two, three, four or more, and it can be for being parallel to the rectangular mode of the axial direction of the first inner wire 12, also can be for the mode of triangle or other irregular figures, and in this no limit.In addition,, for simplification of flowsheet reduces production costs, it is even number that the present embodiment can form the number that two grooving 141(are grooving 141 by a technics of slot) mode.

It should be noted that and refer to Fig. 5, in order to make the hole wall of jointing holes 140 possess better resilient clamp power, the present embodiment grooving 141 is preferably in the hole wall setting that runs through in the radial direction jointing holes 140 of clamping element 14; In addition, grooving 141 can not run through the both ends of the surface of jointing holes 140 hole walls on the axial direction of clamping element 14, or only runs through the wherein setting of an end face of hole wall of jointing holes 140, in this no limit.

The first inner wire 12 and the clamping element 14 that it is emphasized that the application can be one-body molded, also can split setting (process and make respectively as two independent elements), and in this no limit.In the present embodiment, the mode that adopts split to arrange between the first inner wire 12 and clamping element 14, first inner wire 12 of the present embodiment is provided with blind hole 120, and clamping element 14 is located in blind hole 120.

Coaxial connector assembly incorporated by reference to prior art shown in Fig. 1, be not difficult to find out, in prior art, " the first liner (7) extends and forms a column type basal region (17) substantially along the first inner wire (5), and it supports herein the first inner wire (5) and has formed thereon by outer outstanding, annular fixedly pearl (10) (first is operatively connected device).Fixedly pearl (10) is at rear, the restrain end of basal region.At assembled state, the latter meshes in the ring-shaped groove (11) (second is operatively connected device) of the second liner (12.1) that enters adapter (4), and forms hinged mechanical connection (13) thereupon.Mechanical connection (13) has certain gap, makes the adapter (4) can be with respect to the first connector component (3) at the tilted certain angle of horizontal direction "; In addition, in prior art, from Fig. 1, be not difficult to find out, the first outer conductor (8) is divided into the two parts that are connected, and wherein a part is in order to be fixed on the first liner (7) pressing on another part.In other words, prior art the first liner (7) need to additionally arrange the part of extension, increased production cost, and the incompatible realization that matches of ring-shaped groove (11) that need to be by the fixedly pearl (10) of the first liner (7) and second liner (12.1) of adapter (4) " installation of the axis between the axis of the first electric connector and the second electric connector not on identical center line time is connected with stable ", in addition, the first outer conductor (8) adopts the mode of split setting also to increase processing process, causes that production cost is higher and structural strength is poor.

In order to solve the technical problem that production cost is higher, structural strength is poor of the assembly of coaxial connector shown in Fig. 1, please then consult Fig. 4, first outer conductor 11 of the present embodiment comprises that the first barrel 111 and the second barrel 112, the first barrel 111 and the second barrel 112 are one-body molded.The present embodiment only need process integrated the first outer conductor 11, has reduced the processing cost of the first outer conductor 11 and assembly cost and integrated mode and has improved structural strength.

Simultaneously, the present embodiment is fixed on dielectric 13 on the first outer conductor 11 in order to guarantee, accordingly, dielectric 13 can comprise the first dielectric 131 and the second dielectric 132 that split arranges, the endoporus of the first outer conductor 11 is stepped, comprise and the first axis holes 1111 the first dielectric 131 interference fit, that diameter is larger, with in periphery with the second axis hole 1121, the first inner wires 12 the second dielectric 132 interference fit, that diameter is less, can also there is pressing portion 121, position limiting structure 122 and location division 123(as shown in Figure 6).The first dielectric 131 is connected on the cascaded surface of the first axis hole 1111 and the second axis hole 1121 boundaries vertically by pressing portion 121, so that the first dielectric 131 is defined in the first barrel 111 securely, and interference fit between the first dielectric 131 and the first barrel 111; The second dielectric 132 is sheathed on position limiting structure 122, and after installation the second dielectric 132 be located in the second barrel 112 and and the second barrel 112 between interference fit.

It should be noted that first dielectric 131 of the present embodiment in terms of existing technologies, without the extension that parcel the first inner wire 12 is set.Particularly, in order to limit the first dielectric 131, the first axis hole 1111 is provided with shown in a circle annular boss 1110(Fig. 4 near the second axis hole 1121 places), the first dielectric 131 between the inwall of annular boss 1110 and the outer wall of the first inner wire 12 and the first dielectric 131 contour with annular boss 1110, the use amount of effectively having saved the first dielectric 131, reduces production costs.Be not difficult to find out, the effect of the present embodiment by annular boss 1110 makes between the first dielectric 131 and the first barrel 111 further interference fit and by the effect of pressing portion 121, limits the position of the first dielectric 131, thereby effectively realized the positioning action to the first dielectric 131, and without the mode that adopts prior art " two parts that the first outer conductor (8) need be set to be connected; wherein a part is in order to be fixed on the first liner (7) pressing on another part ", reduced technological process and saved production cost.

Need to be to being to be noted that first dielectric 131 of the present embodiment preferably adopts polyether-ether-ketone to make, and be directed to the prior art shown in Fig. 1, can reduce better the use of polyetheretherketonematerials materials to reduce production costs; In addition, the second dielectric 132 can adopt lower-cost polytetrafluoroethylmaterial material to make.

From Fig. 6, be not difficult to find out, position limiting structure 122 is inclined to set away from a side of location division 123, when assembling, the second dielectric 132 is inserted in until butt location division 123 then makes to closely cooperate between the second dielectric 132 and the first inner wire 12 by the position-limiting action of location division 123 and the interference fit effect of position limiting structure 122 from the inclined side of position limiting structure 122; Particularly, the frictional resistance being subject to the process that the second dielectric 132 is inserted in from the inclined side of position limiting structure 122 is less, and the frictional resistance that is subject to position limiting structure 122 opposite sides in the process oppositely exiting is larger, therefore prevent well relative sliding between the second dielectric 132 and the first inner wire 12.Hold intelligibly, the present embodiment adopts the first outer conductor 11 and the intrinsic compound mode of the first inner wire 12 indirectly to realize and fixes the second dielectric 132, has both guaranteed the structural strength of the first outer conductor 11, has reduced its processing cost, and has been convenient to assembly operation.

In the present embodiment, adapter can be cylindrical shape, and it is provided with the second outer conductor 31, insulating barrier 32 and the second inner wire 33.

The second outer conductor 31 is for connecting the first outer conductor 11 of the first electric connector and the second electric connector.It should be noted that, the present embodiment therein madial wall of the first outer conductor 11 of an electric connector is provided with clamping groove 1120, correspondingly, on the end that the second outer conductor 31 coordinates with the madial wall of the first outer conductor 11, there is projection (not indicating), after having assembled, the cooperation by clamping groove 1120 and this projection can realize the madial wall of the first outer conductor 11 and the self-locking fixation between the second outer conductor 31.Certainly, in other embodiments, also can on the madial wall of the first electric connector and the second electric connector, be provided with clamping groove or similar for fixing structure simultaneously, so that directly install without considering to there is projection on which end of the second outer conductor 31 while installing, reduce the process checking, increase work efficiency.

Insulating barrier 32 is socketed in the second outer conductor 31, wherein, insulating barrier 32 can adopt the insulating material such as polyether-ether-ketone or polytetrafluoroethylene and make by techniques such as turning processing, can adopt the mode of interference fit to be fixed and be connected between insulating barrier 32 and the second outer conductor 31.

The second inner wire 33 is socketed in insulating barrier 32 and can adopts the mode of interference fit to be fixed connection.The present embodiment is in order to solve the extension (shown in Fig. 1) that parcel the first inner wire 12 is not set due to the first dielectric 131, and axis between the axis that causes the first electric connector and the second electric connector cannot be installed and the stable technical problem being connected not on identical center line time, the clamping element 14 of the present embodiment is tubular thin-wall part, and it comprises clamping part and holding section 145.

Particularly, clamping part outer wall is stepped, comprises that external diameter is greater than the enlarged-diameter district 143 of blind hole 120 and the diameter shrinking zone 144 that external diameter is less than blind hole 120, and grooving extends to vertically and at least runs through enlarged-diameter district 143 and arrange.Clamping element 14 also comprises the limiting section 146 being connected with clamping part diameter shrinking zone 144 sides, the external diameter of limiting section 146 is greater than the external diameter in enlarged-diameter district 143, when assembled state, clamping part is placed in blind hole 120, the end face of the cascaded surface butt blind hole 120 between limiting section 146 and diameter shrinking zone 144.

144He enlarged-diameter district, diameter shrinking zone 143 intersections of clamping part are located in holding section 145, the inwall of holding section 145 dwindles gradually towards blind hole 120 opening direction diameters, the end of the second inner wire 33 is provided with the orbicule that diameter is greater than holding section 145 smaller diameter end, under assembled state, the cylinder inboard wall clamping orbicule of holding section 145.Be not difficult to find out, the axis between the axis that the present embodiment has solved the first electric connector effectively and the second electric connector cannot be installed and the stable technical problem being connected not on identical center line time.

It should be noted that end that the second inner wire 33 coordinates with jointing holes 140 be orbicule and with jointing holes 140 interference fit.Certainly, in other embodiments, the second inner wire 33 also can adopt vertical bar type, furthermore can adopt and be similar to the mode that clamping element 14 is offered the formed many shell fragments type of grooving 141 or solid type, in this no limit.

For the ease of dismounting, between the inwall of 144Yu holding section, the present embodiment diameter shrinking zone 145, also can curvedly seamlessly transit (can be also inclined-plane in other embodiments), with when the needs dismounting, by being greater than the drawing effect of certain newton's (N) power, arcwall face between the inwall of extruding holding section 145, returns on the inwall of diameter shrinking zone 144 the second inner wire 33.Wherein, the numerical value of the power of the present embodiment drawing effect can be set according to actual needs, and in conjunction with the material of clamping element 14, the elastic force of the inwall of holding section 145 arranges the shape of arcwall face realizes, in the scope that its concrete implementation procedure is understood the art personnel, carefully do not state.

Be not difficult to find out, the hole wall that the present embodiment coaxial connector assembly can have a grooving 141 by the second inner wire 33 extruding jointing holes 140 is realized elasticity and is connected, projection is connected with clamping groove 1120, the present embodiment can coordinate and relatively rotate with jointing holes 140 at adapter, and axis between the axis of the first electric connector and the second electric connector is on identical center line time, still can realizes installing and stablizing by the orbicule of the second inner wire 33 and the cooperation of holding section 145 and be connected.

In addition, first barrel 111 of the present embodiment can be obliquely installed away from the opening of the second barrel 112, so that the second outer conductor 31 of adapter is inducted between the first outer conductor 11 and the first inner wire 12, and can effectively prevent the open end generation rigid collision of the second outer conductor 31 and the first barrel 111.

It should be noted that, shown in Fig. 1, in prior art, need " at the second inner wire (14), spring-latch (18) is set; at its end, there is the first contact pearl (20); and spring-latch (18) by slit 22 by functionally separated from one another and flick in radial direction ", and the spring-latch of the second inner wire (14) is easily subject to the first inner wire (5) collision, extruding and damages in installation and use procedure, and then easily cause loose contact etc.And the application is by arranging the clamping element 14 coordinating with the first inner wire 12, because the hole wall of the jointing holes 140 of clamping element 14 is provided with the grooving 141 of the axial direction that is parallel to the first inner wire 12, at the second inner wire 33, patch after jointing holes 140, the stressed generation deformation of hole wall of jointing holes 140, and both provided flexible chucking power can prevent distortion by the effect of grooving 141, and without at the second inner wire 33, spring-latch and slit etc. being set, guaranteed that structural strength and the contact performance of the second inner wire 33 is good.

In sum, under electric connector and adapter assembling state, the second inner wire 33 inserts clamping element 14, the second inner wire 33 of clamping element 14 elastic clamping adapters, the first inner wire 12 and the second inner wire 33 are flexibly connected, electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction, furthermore, the present embodiment realized between another electric connector and electric connector axis not the installation on identical center line be connected with stable.

In addition, the electric connector that the present embodiment is electrically connected to the adapter other end, can there is the 3rd inner wire (with reference to aforesaid the first inner wire) similarly, the end of the 3rd inner wire is provided with another clamping element (with reference to aforesaid clamping element), under another electric connector and adapter assembling state, the second inner wire 33 inserts another clamping element, the second inner wire 33 of another clamping element elastic clamping adapter, the 3rd inner wire and the second inner wire 33 are flexibly connected, and another electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

Please further consult Fig. 4 to Fig. 6, the application also provides the electric connector in a kind of coaxial connector assembly, the electric connector of the present embodiment comprises outer conductor 11, inner wire 12, dielectric 13 and clamping element 14, the electric connector of the present embodiment can in coaxial connector assembly, specifically can use in the coaxial connector assembly of circuit board and circuit board (BTB).

In the present embodiment, outer conductor 11 can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.Electric connector can be fixed on the products such as circuit board by the external thread structure of being located in the periphery of outer conductor 11 one end, and the outer conductor of cable of the port of outer conductor 11 these one end and the products such as this circuit board etc. is realized firm being electrically connected to by modes such as welding, be not difficult to find out, it is fixing that the present embodiment electric connector adopts the mode of external thread structure to install, and is convenient to dismounting and is beneficial to maintenance etc.In addition, the periphery of the other end of outer conductor 11 is outer-hexagonal type structure, and to make in use the each point of outer conductor 11 stressed more even, and the one end can for coordinating with external thread structure is rotated installation or removal, has more practicality.

The inner wire 12 of the present embodiment can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.Outer conductor 11 is sheathed on setting insulated from each other between inner wire 12 outer and outer conductor 11 and inner wire 12, and as mentioned above, the inner core of the cable that product such as inner wire 12 and this circuit board is corresponding is realized firm electrical connection by modes such as welding.

Dielectric 13 is located between outer conductor 11 inwalls and inner wire 12 outer walls, and particularly, dielectric 13 can partly or entirely be arranged in the periphery of inner wire 12.Dielectric 13 that it should be noted that the present embodiment can adopt the materials such as polyether-ether-ketone or polytetrafluoroethylene and make by techniques such as turning processing, so that dielectric 13 possesses good heat-resistant antifriction performance.

Clamping element 14 matches to merge with inner wire 12 and is electrically connected to.In the present embodiment, clamping element 14 and inner wire 12 split settings, inner wire 12 is provided with axial blind hole 120, and clamping element 14 is located in blind hole 120.

Preferably, clamping element 14 is tubular thin-wall part, clamping element 14 comprises clamping part, clamping part outer wall is stepped, comprise that external diameter is greater than the enlarged-diameter district 143 of blind hole 120 and the diameter shrinking zone 144 that external diameter is less than blind hole 120, offers on clamping part and extends to vertically the grooving 141 that at least runs through enlarged-diameter district 143.And clamping element 14 also comprises the limiting section 146 being connected with clamping part diameter shrinking zone 144 sides, the external diameter of limiting section 146 is greater than the external diameter in enlarged-diameter district 143, when assembled state, clamping part is placed in blind hole 120, the end face of the cascaded surface butt blind hole 120 between limiting section 146 and diameter shrinking zone 144.144He enlarged-diameter district, diameter shrinking zone 143 intersections of clamping part are provided with holding section 145, the inwall of holding section 145 dwindles gradually towards blind hole 120 opening direction diameters, the end of the second inner wire 33 is provided with the orbicule that diameter is greater than holding section 145 smaller diameter end, under assembled state, the cylinder inboard wall clamping orbicule of holding section 145.

In addition, clamping element 14 is also provided with jointing holes 140, and grooving 141 is positioned at the hole wall of jointing holes 140 and is parallel to the axial direction of inner wire 12.Be understood that ground, clamping element 14, by the mode of jointing holes 140 and grooving 141 is set, when the hole wall of jointing holes 140 is subject to tension force radially, can provide the chucking power of reset, and then realizes the effect of clamping.Wherein, grooving 141 can be two, three, four or more, and it can be for being parallel to the rectangular mode of the axial direction of inner wire 12, also can be for the mode of triangle or other irregular figures, and in this no limit.In addition,, for simplification of flowsheet reduces production costs, it is even number that the present embodiment can form the number that two grooving 141(are grooving 141 by a technics of slot) mode.

For example, when the second inner wire 33 by adapter between the electric connector of electric connector and embodiment coaxial connector assembly above patches and is electrically connected to into jointing holes 140, make the hole wall of the second inner wire 33 extruding jointing holes 140 cooperation by grooving 141 realize clamping element 14 and be connected with the elasticity between the second inner wire 33.The second inner wire 33 can or arrange the form of projection etc. for straight barrel type, column type at the end of straight barrel type, column type, and without the form of being arranged to the spring-latch shown in Fig. 1 and slit, it needs to guarantee partly or entirely to push mutually with the hole wall of jointing holes 140, in the scope of understanding the art personnel, be not construed as limiting.

In other embodiments, inner wire 12 can be set to solid column structure, and clamping element 14 is brought in the sheathed periphery that is fixed on inner wire 12 by one of jointing holes 140, correspondingly, the other end of jointing holes 140 is used for sheathed the second inner wire 33, to realize being electrically connected to of inner wire 12 and the second inner wire 33, at this, carefully do not state.

The present embodiment is in order to solve the extension (shown in Fig. 1) that parcel the first inner wire 12 is not set due to the first dielectric 131, and axis between the axis that causes the first electric connector and the second electric connector cannot be installed and the stable technical problem being connected not on identical center line time, the present embodiment pass through enlarged-diameter district 143, diameter shrinking zone 144 and connection diameter expand the effect of the holding section 145 of district 143 and diameter shrinking zone 144, be not difficult to find out, axis between the axis that the present embodiment has solved the first electric connector effectively and the second electric connector cannot be installed and the stable technical problem being connected not on identical center line time, the first electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction, and then realize between the first electric connector and the second electric connector axis not the installation on identical center line be connected with stable.

In order to prevent mutually damaging due to collision between clamping element 14 and inner wire 12, the periphery of the present embodiment in diameter shrinking zone 144 has limiting section 146, and limiting section 146 mutually concordant with the periphery of inner wire 12 (for example in the same plane or seamlessly transit), in this way, can also prevent second outer conductor 31 collision, friction grip part 14 of another electric connector or adapter and wear phenomenon occurs.In addition, the opening of jointing holes 140 in diameter shrinking zone 144 is inclined to set that the second inner wire 33 is inducted in jointing holes 140, thereby prevents the periphery generation rigid collision wearing and tearing of the second inner wire 33 and inner wire 12.

From the structure of clamping element shown in Fig. 5 14, be not difficult to find out, under assembled state: enlarged-diameter district 143 is after the opening of blind hole 120 inserts, enlarged-diameter district 143 is pushed and radial contraction by the hole wall of blind hole 120, and because the opening of grooving 141 is located in enlarged-diameter district 143, therefore between the multi-disc shell fragment in enlarged-diameter district 143, mutually draw close contraction, make holding section 145 be less than the radius near diameter shrinking zone 144 near the radius of the one end in enlarged-diameter district 143, and make jointing holes 140 integral body be the skewed of gradual change, now, because holding section 145 is positioned at enlarged-diameter district 143, the space that holding section 145 forms coordinates the self-locking structure of formation " Ω " shape with the space, hole of jointing holes 140, after the end face of the limiting section 146 butt inner wires 12 of diameter shrinking zone 144, clamping element 14 installations, then insert from jointing holes 140 openings of diameter shrinking zone 144 the orbicule end of the second inner wire 33, because jointing holes 140 is the skewed of gradual change, the end of orbicule starts to push the hole wall of jointing holes 140, make between multi-disc shell fragment stressed separated gradually, until the end of orbicule enters into the interior engagement connection in holding section 145 in enlarged-diameter district 143, the circular cone inclined-plane of holding section 145 madial walls is locked at the end of orbicule in holding section 145.Be understood that ground, the end of the second inner wire 33 orbicules can relatively rotate a certain angle in holding section 145, the connected mode between the end of the second inner wire orbicule and holding section 145 is similar to the fit system of articulation structure, and then make the second inner wire 33 and clamping element 14(or inner wire 12) between can relatively rotate, in other words, the present embodiment can, so that between two electric connectors not on same center line, still can be realized and being connected by the orbicule end of adapter the second inner wire 33.In this way, can effectively improve the applicability of the present embodiment electric connector.

It should be noted that, the first outer conductor shown in Fig. 1 (8) needs to arrange the two parts that are connected, with this, dielectric pressing is fixed on the first outer conductor (8), and this mode is accompanied by the easily unsettled situation of appearance connection that increases service time also, and increased the assembly and disassembly process to the outer conductor of electric connector, caused production cost higher.

For this kind of situation of prior art, the outer conductor 11 of the present embodiment comprises the first barrel 111 and the second barrel 112, the first barrel 111 and the second barrel 112 one-body molded (as shown in Figure 4).The present embodiment only need process integrated outer conductor 11, has reduced processing cost and the assembly and disassembly cost of outer conductor 11.The present embodiment is fixed on outer conductor 11 in order to guarantee dielectric 13, accordingly, dielectric 13 can comprise the first dielectric 131 and the second dielectric 132 that split arranges, the endoporus of outer conductor 11 is stepped, comprise and the first axis holes 1111 the first dielectric 131 interference fit, that diameter is larger, with with the second axis holes 1121 the second dielectric 132 interference fit, that diameter is less, in the periphery of inner wire 12, can also there is pressing portion 121, position limiting structure 122 and location division 123.The first dielectric 131 is connected on the cascaded surface of the first axis hole 1111 and the second axis hole 1121 boundaries vertically by pressing portion 121, so that the first dielectric 131 is defined in the first barrel 111 securely, and interference fit between the first dielectric 131 and the first barrel 111; The second dielectric 132 is sheathed on position limiting structure 122, and after installation the second dielectric 132 be located in the second barrel 112 and and the second barrel 112 between interference fit.

From Fig. 6, be not difficult to find out, position limiting structure 122 is inclined to set away from a side of location division 123, when assembling, the second dielectric 132 is inserted in until butt location division 123 then makes to closely cooperate between the second dielectric 132 and inner wire 12 by the position-limiting action of location division 123 and the interference fit effect of position limiting structure 122 from the inclined side of position limiting structure 122; Particularly, the frictional resistance being subject to the process that the second dielectric 132 is inserted in from the inclined side of position limiting structure 122 is less, and the frictional resistance that is subject to position limiting structure 122 opposite sides in the process oppositely exiting is larger, therefore prevent well relative sliding between the second dielectric 132 and inner wire 12.Hold intelligibly, the present embodiment adopts the intrinsic compound mode of outer conductor 11 and inner wire 12 indirectly to realize and fixes the second dielectric 132, has both guaranteed the structural strength of outer conductor 11, has reduced its processing cost, and has been convenient to assembly operation.

In like manner, in order to limit the first dielectric 131, the first axis hole 1111 is provided with near the second axis hole 1121 places that circle annular boss 1110, the first dielectrics 131 are located between the inwall of annular boss 1110 and the outer wall of inner wire 12 and the first dielectric 131 is contour with annular boss 1110.Be not difficult to find out, the effect of the present embodiment by annular boss 1110 makes between the first dielectric 131 and the first barrel 111 further interference fit and by the effect of pressing portion 121, limits the position of the first dielectric 131, thereby effectively realized the positioning action to the first dielectric 131.The present embodiment, without the mode that adopts prior art " two parts that the first outer conductor (8) need be set to be connected a, wherein part is in order to be fixed on the first liner (7) pressing on another part ", has reduced technological process and has saved production cost.

Need to be to being to be noted that first dielectric 131 of the present embodiment preferably adopts polyether-ether-ketone to make, and be directed to the prior art shown in Fig. 1, can reduce better the use of polyetheretherketonematerials materials to reduce production costs; Meanwhile, the second dielectric 132 can adopt lower-cost polytetrafluoroethylmaterial material to make.

In addition, first barrel 111 of the present embodiment is obliquely installed away from the opening of the second barrel 112, so that the second outer conductor 31 of adapter is inducted between outer conductor 11 and inner wire 12, and can effectively prevent the opening generation rigid collision of the second outer conductor 31 and the first barrel 111.Simultaneously, relative fixing in order to make to connect between the second outer conductor 31 and the first barrel 111, the present embodiment is provided with clamping groove 1120(and please refer to Fig. 2 on the madial wall of first barrel 111 contiguous the second barrel 112), clamping groove 1120 for the second outer conductor 31 snap fit, and then realize with another electric connector between engaging stablize and be connected.

Refer to Fig. 7, Fig. 7 is the structural representation of another embodiment of the application's electric connector.

The electric connector of the present embodiment comprises outer conductor 21, inner wire 22, dielectric 23 and clamping element 24, the electric connector of the present embodiment can be in coaxial connector assembly, for example use in the coaxial connector assembly shown in Fig. 2 and Fig. 3, particularly can use in the coaxial connector assembly of circuit board and circuit board.

Outer conductor 21 can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.Electric connector can be fixed on the products such as circuit board by the external thread structure of being located in the periphery of outer conductor 21 one end, and the outer conductor of cable of the port of outer conductor 21 these one end and the products such as this circuit board etc. is realized firm being electrically connected to by modes such as welding, be not difficult to find out, it is fixing that the present embodiment electric connector adopts the mode of external thread structure to install, and is convenient to dismounting and is beneficial to maintenance etc.In addition, the periphery of the other end of outer conductor 21 is outer-hexagonal type structure, and to make in use the each point of outer conductor 21 stressed more even, and the one end can for coordinating with external thread structure is rotated installation or removal, has more practicality.

Inner wire 22 can adopt the electric conducting materials such as copper (such as brass) and make by techniques such as turning processing.Outer conductor 21 is sheathed on setting insulated from each other between inner wire 22 outer and outer conductor 21 and inner wire 22, and the inner core of the cable that the products such as inner wire 22 and this circuit board are corresponding is realized firm electrical connection by modes such as welding.

Dielectric 23 is located between outer conductor 21 and inner wire 22, and particularly, dielectric 23 can partly or entirely be arranged in the periphery of inner wire 22.Dielectric 23 that it should be noted that the present embodiment can adopt the materials such as polyether-ether-ketone and/or polytetrafluoroethylene and make by techniques such as turning processing.

Clamping element 24 is located at the end of inner wire 22 and is electrically connected to.It should be noted that the present embodiment and embodiment difference are above, clamping element 24 is one-body molded with inner wire 22, and inner wire 22 ends are provided with blind hole 220, and blind hole 220 hole walls are provided with the grooving 241 extending vertically, and clamping element 24 is the hole wall of blind hole 220.

It should be noted that in order to make the hole wall of blind hole 220 possess better resilient clamp power, the present embodiment grooving 241 is preferably in the hole wall setting that runs through in the radial direction blind hole 220 of clamping element 24; In addition, grooving 241 can run through the open end setting of blind hole 220 on the axial direction of clamping element 24.

Hold and be intelligiblely, between another electric connector of electric connector and coaxial connector assembly, by the second inner wire 33(, consult shown in Fig. 2) patch while being electrically connected to into blind hole 220, make the hole wall (clamping element 24) of the second inner wire 33 extruding blind holes 220 cooperation by grooving 241 realize clamping element 24 and be connected with the elasticity between the second inner wire 33.Be not difficult to find out, the electric connector of the present embodiment and the above adapter shown in embodiment are under assembled state, the second inner wire 33 inserts clamping element 24, the second inner wire 33 of clamping element 24 elastic clip adapters, inner wire 22 and the second inner wire 33 are flexibly connected, and electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

Incorporated by reference to Fig. 7, consult Fig. 8 and Fig. 9, the clamping element 24 of the present embodiment and clamping element 24 one-body molded with inner wire 22 is positioned at inner wire 22 for being connected the end of the second inner wire 33.

It should be noted that, the opening of the grooving 241 of and clamping element 24 one-body molded with inner wire 22 due to clamping element 24 contacts with another electric connector or adapter, easily cause the periphery of clamping element 24 to produce to turn up or collide and bend the situation of being out of shape, therefore, the present embodiment electric connector also comprises sleeve member 25, sleeve member 25 is sheathed on the outer wall of blind hole 220, and the outer wall interference fit of sleeve member 25 and blind hole 220.In other words, the present embodiment is protected clamping element 24 and inner wire 22 by the mode of sleeve member 25, and then guarantees that clamping element 24 and inner wire 22 can not damage because of the growth of service time or be out of shape and follow the string.

In Fig. 8, grooving 241 is four, and clamping element 24 forms four shell fragments 242 via grooving 241 intervals, be understood that, the present embodiment can reduce under the prerequisite of grooving 241 requirement on machining accuracy and difficulty, forms as much as possible the mode that balance, multi-disc shell fragment clamp together, guarantees service behaviour.The opening of the blind hole 220 of the present embodiment is inclined to set (being funnel-form) so that the second inner wire 33 is inducted in blind hole 220, thereby effectively prevents the outer wall generation rigid collision wearing and tearing of the second inner wire 33 and blind hole 220.

The periphery of the housing 250 of sleeve member 25 shown in the present embodiment Fig. 9 smoothly arranges, the endoporus 251 of sleeve member 25 is shoulder hole, when assembled state, the end face of the cascaded surface butt blind hole 220 of sleeve member 25 endoporus 251, sleeve member 25 is fixedly connected on inner wire 22 away from one end of blind hole 220 open ends.

In order to solve first outer conductor (8) of the assembly of coaxial connector shown in Fig. 1, adopt split setting to cause the technical problem that production cost is higher and structural strength is poor, the outer conductor 21 of the present embodiment comprises the first barrel 211 and the second barrel 212, the first barrel 211 and the second barrel 212 one-body molded (as shown in Figure 7).The present embodiment only need process integrated outer conductor 21, has reduced processing cost and the assembly cost of outer conductor 21.The present embodiment is fixed on outer conductor 21 in order to guarantee dielectric 23, accordingly, dielectric 23 can comprise the first dielectric 231 and the second dielectric 232 that split arranges, the endoporus of outer conductor 21 is stepped, comprise with the first dielectric 231 interference fit, the first axis hole 2111 that diameter is larger, with with the second dielectric 232 interference fit, the second axis hole 2122 that diameter is less, in the periphery of inner wire 22, can also there is pressing portion (not shown), position limiting structure 222 and location division 223(are as shown in Figure 8), the first dielectric 231 is connected on the cascaded surface of the first axis hole 2111 and the second axis hole 2122 boundaries vertically, and the work by pressing portion is in order to by the first dielectric 231 first barrel 211, and interference fit between the first dielectric 231 and the first barrel 211, the second dielectric 232 is sheathed on position limiting structure 222, and after installation the second dielectric 232 be located in the second barrel 212 and and the second barrel 212 between interference fit.

As previously mentioned, position limiting structure 222 can be inclined to set away from a side of location division 223, when assembling, the second dielectric 232 is inserted in until butt location division 223 then makes to closely cooperate between the second dielectric 232 and inner wire 22 by the position-limiting action of location division 223 and the interference fit effect of position limiting structure 222 from the inclined side of position limiting structure 222; Particularly, the frictional resistance being subject to the process that the second dielectric 232 is inserted in from the inclined side of position limiting structure 222 is less, and the frictional resistance that is subject to position limiting structure 222 opposite sides in the process oppositely exiting is larger, therefore can prevent well relative sliding between the second dielectric 232 and inner wire 22.In addition, in order to limit the first dielectric 231, the first axis hole 2111 is provided with shown in a circle annular boss 2110(Fig. 7 near the second axis hole 2122 places), the first dielectric 231 be located between the inwall of annular boss 2110 and the periphery of the outer wall of inner wire 22 and the first dielectric 231 contour with annular boss 2110.Be not difficult to find out, the present embodiment is made further interference fit between the first dielectric 231 and the first barrel 211, also can be limited by the effect of pressing portion the position of the first dielectric 231 by the effect of annular boss 2110, thereby has effectively realized the positioning action to the first dielectric 231.Certainly, can also replace pressing portion by housing 250 in other embodiments, and by the match position of incompatible restriction the first dielectric 231 of housing 250 and annular boss 2110, in the scope of understanding the art personnel, be not construed as limiting.

Be understood that in sum, the present embodiment adopts the intrinsic compound mode of outer conductor 21 and inner wire 22 indirectly to realize and fixes the first dielectric 231, has both guaranteed the structural strength of outer conductor 21, has reduced its processing cost, and has been convenient to assembly operation.

In the present embodiment, preferably, the first dielectric 231 adopts polyetheretherketonematerials materials and is processed and made by turning, the second dielectric 232 adopts polytetrafluoroethylmaterial material and is processed and made by turning, the present embodiment is distinguished setting according to the situations such as different setting positions, conduction, heat radiation and temperature of dielectric 23, makes it coordinate outer conductor 21 and inner wire 22 and realizes Performance optimization.

Relative fixing in order to make to connect between the second outer conductor 31 and the first barrel 211, the present embodiment is provided with clamping groove 1120(and please refer to Fig. 2 on the madial wall of contiguous the second barrel 212 of the first barrel 211), clamping groove 1120 for realize with another electric connector between stable connection of engaging.

The application has realized the stable connection between electric connector by the effect of clamping element 24, can effectively avoid in prior art spring-latch being set and slit causes the second inner wire 33 easily to damage and the situation of loose contact at the second inner wire 33, indirectly improve in addition the applicability of the second inner wire 33.

Refer to Figure 10, Figure 10 is the inner wire of electric connector and the structural representation of clamping element one embodiment of the application's coaxial connector assembly, between the inner wire 41 of the present embodiment and clamping element 42, can adopt integrated mode, wherein, clamping element 42 is positioned at inner wire 41 for connecting the second inner wire 33(as shown in Figure 2 or Figure 3) end and be electrically connected to.Certainly, in other embodiments, clamping element 42 also can adopt the mode of welding to be connected for being connected the end of the second inner wire 33 with inner wire 41, in this no limit.

The present embodiment inner wire 41 ends are provided with blind hole 410, and blind hole 410 hole walls are provided with the grooving 421 extending vertically, and clamping element 42 is the hole wall of blind hole 410.The present embodiment is via the separated multi-disc shell fragment 422 that forms of grooving 421.Furthermore, the hole wall of blind hole 410 is curved setting under non-assembling and non operating state, to form two ends radius, be slightly larger than the bottleneck shape jointing holes of snap portions radius, in other words, the snap portions of multi-disc shell fragment 422 is arc to form respectively to position, the axis bending of clamping element 42, and then multi-disc shell fragment 422 is combined to form the blind hole 410 of bottleneck shape.

Be understood that ground, the present embodiment clamping element 42 is by arranging the mode of the blind hole 410 of bottleneck shape, when the second inner wire 33 patches the blind hole 410 into bottleneck shape, the multi-disc shell fragment 422 of the insertion end bottleneck position of the second inner wire 33, thereby realizing the second inner wire 33 is connected with the elasticity between clamping element 42, accordingly, the radius of blind hole 410 in bottleneck position is slightly less than the radius of the insertion end of the second inner wire 33, to carry out reliable elasticity connection.Preferably, the insertion end of the second inner wire 33 can be orbicule.

For the mode that is bottleneck shape with respect to jointing holes, the periphery of clamping element 42 also can be concave shaped setting, the radian of its concrete indent can arrange according to the structural strength of clamping element 42 and material cost: if for example the material cost of clamping element 42 is higher, the required material of the periphery of clamping element 42 is more few better, now the radian of indent is larger, in the situation that the each several part radius of blind hole 410 is certain, shell fragment 422 is thinner; Certainly, also can reduce in order to improve structural strength the radian of indent, with in the situation that the each several part radius of blind hole 410 is certain, make the thickness of shell fragment 422 thicker.

It should be noted that, in other embodiments, also the form of grooving 421 and multi-disc shell fragment 422 can be set, and only need to arrange the bottleneck shape blind hole 410 that two ends radius is slightly larger than snap portions radius, and the radius of blind hole 410 in bottleneck position is slightly less than the radius of the insertion end of the second inner wire 33, to form because the generation deformation that is squeezed possesses the shell fragment of elastic restoring force and carries out reliable elasticity, connect, at this, carefully do not state.

In addition, coaxial connector assembly or the electric connector of the present embodiment can also comprise the structures such as outer conductor and dielectric, it specifically can consult the associated description of one or more embodiment above, the present embodiment is only described for the part-structure of clamping element 42 and inner wire 41, and in the art personnel scope that easily combination is understood, its compound mode is not carried out to determinate description.

The adapter of the electric connector of the present embodiment and above embodiment is under assembled state, the second inner wire 33 inserts clamping element 42, the second inner wire 33 of clamping element 42 elastic clamping adapters, inner wire 41 and the second inner wire 33 are flexibly connected, electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction, in addition, the present embodiment has also improved the applicability of the second inner wire 33.

Refer to Figure 11, Figure 11 is the inner wire of electric connector and the structural representation of another embodiment of clamping element of the application's coaxial connector assembly, be the mode that can adopt split to arrange between the inner wire 51 of the present embodiment and clamping element 52 with Figure 10 embodiment difference.

Particularly, inner wire 51 is provided with axial blind hole 510, and clamping element 52 is located in blind hole 510 and is electrically connected to.Certainly, in specific embodiment, clamping element 52 can adopt the mode of welding to be connected with inner wire 51, in this no limit.

The clamping element 52 of the present embodiment can be tubular thin-wall part, and the cylindrical shell of thin-wall part is clamping part 521 near the part of blind hole 510 openings, and the barrel diameter of clamping part 521 parts increases gradually towards blind hole 510 opening directions.The part of the cylindrical shell of thin-wall part at the bottom of near blind hole 510 holes is holding section 522, the barrel diameter of holding section 522 dwindles gradually towards blind hole 510 opening directions, the second inner wire (consulting Fig. 2, Fig. 3) end (being insertion end) is provided with the orbicule that diameter is greater than the cylindrical shell smaller diameter end of thin-wall part holding section 522, under assembled state, the cylinder inboard wall clamping orbicule of holding section 522.On holding section 522 and clamping part 521, have at least two groovings 520 that extend vertically.

It should be noted that the present embodiment is via the separated multi-disc shell fragment forming of grooving 520, grooving 520 can not run through both ends of the surface setting on the axial direction of clamping element 52.Furthermore, curved setting under non-assembling and non operating state between clamping part 521 and holding section 522, to form two ends radius, be slightly larger than the bottleneck shape jointing holes of mid portion radius, in other words, the mid portion of multi-disc shell fragment is arc to form respectively to position, the axis bending of clamping element 52, and then multi-disc shell fragment is combined to form the jointing holes of bottleneck shape.

With respect to curved setting and jointing holes is for the mode of bottleneck shape under non-assembling and non operating state between clamping part 521 and holding section 522, the periphery of clamping element 52 also can be concave shaped setting, the radian of its concrete indent can arrange according to the structural strength of clamping element 52 and material cost: if for example the material cost of clamping element 52 is higher, the required material of the periphery of clamping element 52 is more few better, now the radian of indent is larger, in the situation that the each several part radius of jointing holes is certain, shell fragment is thinner; Certainly, also can reduce in order to improve structural strength the radian of indent, with in the situation that the each several part radius of jointing holes is certain, make the thickness of shell fragment thicker.

It should be noted that, in other embodiments, clamping element 52 can not arrange the form of grooving 520 and multi-disc shell fragment, and only need to arrange the bottleneck shape jointing holes that two ends radius is slightly larger than mid portion radius, and the radius of jointing holes in bottleneck position is slightly less than the radius of the insertion end of the second inner wire 33, to form because the generation deformation that is squeezed possesses the shell fragment of elastic restoring force and carries out reliable elasticity, connect, at this, carefully do not state.

In addition, coaxial connector assembly or the electric connector of the present embodiment can also comprise the structures such as outer conductor and dielectric, it specifically can consult the associated description of one or more embodiment above, the present embodiment is only described for the part-structure of clamping element 52 and inner wire 51, and in the art personnel scope that easily combination is understood, its compound mode is not carried out to determinate description.

The application is under electric connector and adapter assembling state, the second inner wire 33 inserts clamping element 52, the second inner wire 33 of clamping element 52 elastic clamping adapters, inner wire 51 and the second inner wire 33 are flexibly connected, and electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.The application has realized the stable connection between electric connector by the effect of clamping element 52, can effectively avoid in prior art spring-latch being set and slit causes the second inner wire 33 easily to damage and the situation of loose contact at the second inner wire 33, indirectly improve in addition the applicability of the second inner wire 33.

The application also provides a kind of coaxial connector assembly, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to adapter and the second electric connector, the first electric connector has the first inner wire, adapter has the second inner wire, at least one end of the second inner wire is provided with clamping element, under the first electric connector and adapter assembling state, the first inner wire inserts clamping element, the first inner wire of clamping element elastic clamping the first electric connector, the first inner wire and the second inner wire are flexibly connected, the first electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

Need what explanation, the clamping element of the present embodiment and the second inner wire split arrange, and the second inner wire is provided with blind hole, and clamping element is located in blind hole.Furthermore, clamping element is tubular thin-wall part, comprises clamping part, and the endoporus of clamping part increases gradually towards blind hole opening direction diameter.

It should be noted that, on clamping element, also comprise the holding section being connected with clamping part smaller diameter end, the endoporus of holding section dwindles gradually towards blind hole opening direction diameter, the first inner wire end is provided with the orbicule that diameter is greater than holding section smaller diameter end, when in this way, the orbicule of the first inner wire end is inserted into position, holding section, can realize engagement connection with holding section.

In addition, the other end that the second inner wire is electrically connected to the second electric connector also can be provided with clamping element, so that the second electric connector is realized and being coordinated with the clamping element of second inner wire the other end, with when the second electric connector and the adapter assembling state, the 3rd inner wire of the second electric connector inserts clamping element, the 3rd inner wire of clamping element elastic clamping the second electric connector, the 3rd inner wire and the second inner wire are flexibly connected, and the second electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

The application also provides a kind of coaxial connector assembly, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to adapter and the second electric connector, the first electric connector has the first inner wire, adapter has the second inner wire, the end of the second inner wire is provided with clamping element, under the first electric connector and adapter assembling state, the first inner wire inserts clamping element, the first inner wire of clamping element elastic clamping the first electric connector, the first inner wire and the second inner wire are flexibly connected, the first electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

Wherein, clamping element and the second inner wire split arrange, and the second inner wire is provided with blind hole, and clamping element is located in blind hole.As previously mentioned, clamping element is tubular thin-wall part, and clamping element comprises clamping part, and clamping part outer wall is stepped, comprise that external diameter is greater than the enlarged-diameter district of blind hole and the diameter shrinking zone that external diameter is less than blind hole, offers in clamping part portion and extends to vertically the grooving that at least runs through enlarged-diameter district.When connecting, the second inner wire is through to enlarged-diameter district via diameter shrinking zone, and realizes resilient clamp by the effect of grooving.

Diameter shrinking zone and enlarged-diameter district intersection that it should be noted that clamping part are provided with holding section, and the inwall of holding section dwindles gradually towards blind hole opening direction diameter, and the end of the first inner wire is provided with the orbicule that diameter is greater than holding section smaller diameter end.Be understood that ground, the end orbicule of the first inner wire is through to holding section and realizes engagement connection via diameter shrinking zone, thereby the axis between the axis that has effectively solved the first electric connector and the second electric connector cannot be installed and the stable technical problem being connected not on identical center line time.

In like manner, the second inner wire also can be provided with clamping element with the end that the 3rd inner wire of the second electric connector is electrically connected to, its concrete structure can be consulted the associated description of the clamping element of the present embodiment, within the art personnel hold intelligible scope, does not repeat.

Wherein, clamping element and the second inner wire are one-body molded, and the second inner wire is provided with blind hole, and blind hole hole wall is provided with the grooving extending vertically, the hole wall that clamping element is blind hole.It should be noted that, grooving runs through the open end of blind hole, the sheathed sleeve member with blind hole outer wall interference fit of blind hole outer wall, and the concrete structure of sleeve member can be consulted the associated description of embodiment above, therefore not to repeat here.

The application also provides a kind of cavity body filter, comprise PCB circuit board, with the coaxial connector assembly being connected with PCB circuit board, coaxial connector assembly comprises the adapter of cylindrical shape and the first electric connector being electrically connected to adapter one end, the first electric connector has the first inner wire, adapter has the second inner wire, the end of the second inner wire is provided with clamping element, under the first electric connector and adapter assembling state, the first inner wire inserts clamping element, the first inner wire of clamping element elastic clamping the first electric connector, the first inner wire and the second inner wire are flexibly connected, the first electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

It should be noted that, the coaxial connector assembly that the present embodiment cavity body filter adopts can be the coaxial connector assembly that one or more embodiment describe above, for example comprise the structures such as the second electric connector, in the scope of understanding the art personnel, do not repeat.

The application also provides a kind of Remote Radio Unit, comprise ifd module, Transceiver Module, power amplifier and filtration module, filtration module comprises cavity body filter, cavity body filter comprises PCB circuit board, with the coaxial connector assembly being connected with PCB circuit board, coaxial connector assembly comprises the adapter of cylindrical shape and the first electric connector being electrically connected to adapter one end, the first electric connector has the first inner wire, adapter has the second inner wire, the end of the second inner wire is provided with clamping element, under the first electric connector and adapter assembling state, the first inner wire inserts clamping element, the first inner wire of clamping element elastic clamping the first electric connector, the first inner wire and the second inner wire are flexibly connected, the first electric connector and adapter upwards relative to each other can be moved with footpath in the axial direction.

Particularly, the coaxial connector assembly that the present embodiment Remote Radio Unit adopts can be the coaxial connector assembly that one or more embodiment describe above, for example comprise the structures such as the second electric connector, in the scope of understanding the art personnel, do not repeat.

In several embodiment provided by the utility model, should be understood that disclosed device and structure can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described structure or part, be only that a kind of logic function is divided, during actual realization, can have other dividing mode, such as a plurality of structures or part, assembly etc. can in conjunction with or can be integrated in another structure, or some features can ignore, or do not divide.

The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a coaxial connector assembly, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to described adapter one end, described the first electric connector has the first inner wire, described adapter has the second inner wire, it is characterized in that, the end of described the first inner wire is provided with has flexible the first clamping element, and described the first clamping element has elasticity, and when assembled state the second inner wire described in elastic clamping.

2. coaxial connector assembly according to claim 1, is characterized in that, described the first clamping element and described the first inner wire split arrange, and described the first inner wire is provided with axial blind hole, and described the first clamping element is located in described blind hole.

3. coaxial connector assembly according to claim 2, is characterized in that, described the first clamping element is tubular thin-wall part, comprises clamping part, and the endoporus of described clamping part increases gradually towards blind hole opening direction diameter.

4. coaxial connector assembly according to claim 3, is characterized in that, has at least two groovings that extend vertically on described clamping part.

5. coaxial connector assembly according to claim 2, it is characterized in that, described the first clamping element is tubular thin-wall part, described the first clamping element comprises clamping part, described clamping part outer wall is stepped, comprise that external diameter is greater than the enlarged-diameter district of blind hole and the diameter shrinking zone that external diameter is less than blind hole, in described clamping part portion, offer and extend to vertically the grooving that at least runs through enlarged-diameter district.

6. coaxial connector assembly according to claim 5, it is characterized in that, described the first clamping element also comprises the limiting section being connected with clamping part diameter shrinking zone side, the external diameter of described limiting section is greater than the external diameter in described enlarged-diameter district, when assembled state, described clamping part is placed in described blind hole, the end face of blind hole described in the cascaded surface butt between described limiting section and described diameter shrinking zone.

7. coaxial connector assembly according to claim 1, it is characterized in that, described the first clamping element and described the first inner wire are one-body molded, and described the first inner wire end is provided with blind hole, described blind hole is provided with the grooving extending vertically, the hole wall that described the first clamping element is described blind hole.

8. coaxial connector assembly according to claim 7, is characterized in that, described grooving runs through the open end of described blind hole, the sleeve member of the sheathed and described blind hole outer wall interference fit of described blind hole outer wall.

9. coaxial connector assembly according to claim 8, it is characterized in that, the endoporus of described sleeve member is shoulder hole, when assembled state, the end face of blind hole described in the cascaded surface butt of described sleeve member endoporus, described sleeve member is fixedly connected on described the first inner wire away from blind hole open end one end.

10. according to the coaxial connector assembly described in claim 1 to 9 any one, it is characterized in that, also comprise the second electric connector being electrically connected to the described adapter other end.

11. coaxial connector assemblies according to claim 10, it is characterized in that, described the second electric connector has the 3rd inner wire, the end of described the 3rd inner wire is provided with the second clamping element, under described the second electric connector and described adapter assembling state, the second inner wire inserts described the second clamping element, the second inner wire of adapter described in described the second clamping element elastic clamping, described the 3rd inner wire and described the second inner wire are flexibly connected, and described the second electric connector and described adapter upwards relative to each other can be moved with footpath in the axial direction.

12. coaxial connector assemblies according to claim 1, it is characterized in that, described the first electric connector also comprises the first outer conductor, and the dielectric between the first outer conductor inwall and the first inner wire outer wall, described dielectric comprises the first dielectric and the second dielectric, the endoporus of described the first outer conductor is stepped, comprise with the first dielectric interference fit, the first axis hole that diameter is larger, with with the second dielectric interference fit, the second axis hole that diameter is less, in the periphery of described the first inner wire, be also provided with pressing portion, described pressing portion is connected to described the first dielectric on the cascaded surface that described the first axis hole and the second axis hole have a common boundary vertically.

13. coaxial connector assemblies according to claim 12, it is characterized in that, described the first axis hole is provided with a circle annular boss near the second axis hole place, described the first dielectric between the inwall and the first inner wire outer wall of described boss, and described the first dielectric and described boss contour.

14. 1 kinds of coaxial connector assemblies, comprise the adapter of cylindrical shape and the first electric connector being electrically connected to described adapter one end, described the first electric connector has the first inner wire, described adapter has the second inner wire, it is characterized in that, the end of described the second inner wire is provided with clamping element, under described the first electric connector and described adapter assembling state, the first inner wire inserts described clamping element, the first inner wire of the first electric connector described in described clamping element elastic clamping, described the first inner wire and described the second inner wire are flexibly connected, described the first electric connector and described adapter upwards relative to each other can be moved with footpath in the axial direction.