CN105612665B - Remote Radio Unit, cavity body filter and coaxial connector assemblies - Google Patents

Remote Radio Unit, cavity body filter and coaxial connector assemblies Download PDF

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Publication number
CN105612665B
CN105612665B CN201480038258.9A CN201480038258A CN105612665B CN 105612665 B CN105612665 B CN 105612665B CN 201480038258 A CN201480038258 A CN 201480038258A CN 105612665 B CN105612665 B CN 105612665B
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China
Prior art keywords
inner wire
diameter
clamping element
blind hole
electric connector
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CN201480038258.9A
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CN105612665A (en
Inventor
张飞
刘爱平
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Anhui Tatfook Technology Co Ltd
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Shenzhen Tatfook Technology Co Ltd
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Priority claimed from PCT/CN2013/083213 external-priority patent/WO2015035553A1/en
Application filed by Shenzhen Tatfook Technology Co Ltd filed Critical Shenzhen Tatfook Technology Co Ltd
Priority to CN201480038258.9A priority Critical patent/CN105612665B/en
Publication of CN105612665A publication Critical patent/CN105612665A/en
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Abstract

A kind of Remote Radio Unit, cavity body filter and coaxial connector assemblies.Coaxial connector assemblies include adapter, the first electric connector, the second electric connector being electrically connected respectively with adapter both ends, first electric connector has the first inner wire (12), second electric connector has the second inner wire (72), adapter has third inner wire (33), the end of first inner wire (12) is equipped with the first clamping element (14), the end of second inner wire (72) is equipped with the second clamping element, the end of described third inner wire (33) one end is equipped with spicule, and the end of the other end is equipped with orbicule.In the assembled state, first clamping element (14), the second clamping element are inserted into the both ends of the adapter respectively, the spicule of third inner wire (33) one end described in first clamping element (14) resilient clamp, the orbicule of third inner wire (33) described in second clamping element resilient clamp so that first electric connector, the second electric connector can in the axial direction and radially be moved relative to the adapter.The coaxial connector assemblies contact and convenient for plugs.

Description

Remote Radio Unit, cavity body filter and coaxial connector assemblies
Technical field
This application involves connector technique fields, and in particular to a kind of coaxial connector assemblies, using the coaxial connector The cavity body filter of component, and the Remote Radio Unit using the cavity body filter.
Background technology
In the prior art, it is generally electrically connected by coaxial connector assemblies between circuit board and circuit board.
Referring to Fig. 1, the coaxial connector assemblies of the CN201080062190.x of prior art Patent No. shown in Fig. 1, In, in order to realize being stably connected between the first inner wire 5 and the second inner wire 14, need that spring is arranged in the second inner wire 14 Tongue 18 has the first contact pearl 20 at its end, and spring-latch 18 is functionally separated from each other by slit 22 and in diameter It is flicked to direction to ensure that contact performance is good.
Understandable to be, the spring-latch of the second inner wire 14 is easy during installation and use by the first inner wire 5 Collide, squeeze and damage, and then be easy to cause poor contact etc..Further, since the setting of spring-latch, is easy to cause electric connector Between plug it is inconvenient.
Invention content
The application mainly solves the second inner wire of prior art adapter and is easy during installation and use in by first Conductor collision is squeezed and damage, and then the technical issues of be easy to cause poor contact, and the embodiment of the present application provides a kind of radio frequency drawing Remote unit, cavity body filter and coaxial connector assemblies, can effectively ensure the structural strength of the second inner wire and guarantee connects Tactile functional, it is convenient to be plugged between this male electrical connector.
In order to solve the above technical problems, the application first aspect provides a kind of coaxial connector assemblies, including adapter, and The first electric connector, the second electric connector being electrically connected respectively with adapter both ends, first electric connector have in first There is the second inner wire, the adapter to have third inner wire for conductor, the second electric connector：The end of first inner wire End equipped with the first clamping element, second inner wire is equipped with the second clamping element, and the end of third inner wire one end is set There are spicule, the end of the other end to be equipped with orbicule；In the assembled state, the both ends of the adapter are inserted into described first respectively Clamping element, the second clamping element, the spicule of third inner wire one end described in the first clamping element resilient clamp, the second clamping element The orbicule of the third inner wire other end described in resilient clamp so that first electric connector, the second electric connector can phases The adapter is moved in the axial direction and radially；First inner wire, the second inner wire end be respectively equipped with axis To blind hole, first clamping element, the second clamping element be inserted in the blind hole, first clamping element, the second clamping element For tubular thin-wall part, first clamping element includes clamping part, and the clamping part outer wall is stepped, including outer diameter is more than Diameter of blind hole expands area and outer diameter is less than diameter of blind hole shrinking zone, offers and is axially extended at least on the clamping part Grooving through the enlarged-diameter area.
Wherein, first electric connector has the first outer conductor positioned at the first inner wire periphery, the second electric connector With the second outer conductor positioned at the second inner wire periphery, the adapter has leads outside the third of third inner wire periphery The center of body, first outer conductor and the second outer conductor is provided with the through-hole for receiving the third outer conductor, is led outside the third The periphery of body both ends end is equipped with a circle protrusion, the protrusion can the inner wall of the relatively described through-hole slide axially.
Wherein, first clamping element, the second clamping element are tubular thin-wall part, and the cylinder of the thin-wall part is close to institute The part for stating blind hole opening is clamping part, and the barrel diameter of the clamping part part gradually increases towards blind hole opening direction.
Wherein, the cylinder of the thin-wall part is holding section, the cylinder of the holding section close to the part at the hole bottom Diameter is gradually reduced towards blind hole opening direction, and the diameter of the orbicule of third inner wire end engages more than the thin-wall part The cylinder smaller diameter end in portion, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule.
Wherein, at least two groovings axially extended are provided on the holding section and clamping part.
Wherein, first clamping element, the second clamping element further include the limiting section being connect with clamping part diameter shrinking zone side, The outer diameter of the limiting section is more than the outer diameter in the enlarged-diameter area, and in assembled state, the clamping part is placed in the blind hole Interior, the cascaded surface between the limiting section and the diameter shrinking zone abuts the end face of the blind hole.
Wherein, the diameter shrinking zone of the clamping part and enlarged-diameter area intersection are equipped with holding section, the holding section For inner wall towards blind hole opening direction reduced diameter, the orbicule diameter of third inner wire end is small more than the holding section Diameter end, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule.
Wherein, first inner wire, the second inner wire end be respectively equipped with blind hole, the blind hole hole wall is equipped with along axis To the grooving of extension, first clamping element, the second clamping element are respectively the hole wall of the blind hole.
Wherein, the grooving runs through the open end of the blind hole, and the blind hole outer wall is arranged and the blind hole outer wall mistake It is full of the sleeve member of cooperation.
Wherein, the endoporus of the sleeve member is stepped hole, and in assembled state, the cascaded surface of the sleeve member endoporus abuts The open end of the blind hole, the one end of the sleeve member far from blind hole open end are fixedly connected on first inner wire On.
In order to solve the above technical problems, the application second aspect provides a kind of cavity body filter, including PCB circuit board, and The coaxial connector assemblies being connect with PCB circuit board, the coaxial connector assemblies include cylindrical shape adapter and with institute The first electric connector of adapter one end electrical connection is stated, first electric connector has the first inner wire, the adaptation utensil There are the second inner wire, the end of first inner wire to be equipped with clamping element, the end of second inner wire one end is set as needle-shaped The end of body and the other end is equipped with orbicule, under first electric connector and the adapter assembled state, the second inner wire It is inserted into the clamping element for the end of spicule or orbicule, the second inner wire described in the clamping element elastic clamping, described the One inner wire and second inner wire flexible connection so that first electric connector and the adapter are in the axial direction and diameter It can move relative to each other upwards；First inner wire, the second inner wire end be respectively equipped with axial blind hole, it is described First clamping element, the second clamping element are inserted in the blind hole, and first clamping element, the second clamping element are tubular thin-walled Part, first clamping element includes clamping part, and the clamping part outer wall is stepped, including outer diameter expands more than diameter of blind hole Area and outer diameter are less than diameter of blind hole shrinking zone, offer and are axially extended at least through diameter expansion on the clamping part The grooving of great Qu.
Wherein, first electric connector has the first outer conductor positioned at the first inner wire periphery, the second electric connector With the second outer conductor positioned at the second inner wire periphery, the adapter has leads outside the third of third inner wire periphery The center of body, first outer conductor and the second outer conductor is provided with the through-hole for receiving the third outer conductor, is led outside the third The periphery of body both ends end is equipped with a circle protrusion, the protrusion can the inner wall of the relatively described through-hole slide axially.
In order to solve the above technical problems, the application third aspect provides a kind of Remote Radio Unit, including ifd module, receipts Transceiver module, power amplifier and filter module, the filter module include cavity body filter, and the cavity body filter includes PCB electricity Road plate, and the coaxial connector assemblies that are connect with PCB circuit board, the coaxial connector assemblies include the adapter of cylindrical shape With the first electric connector being electrically connected with described adapter one end, first electric connector has the first inner wire, described suitable There is orchestration the second inner wire, the end of first inner wire to be equipped with clamping element, and the end of second inner wire one end is set It is equipped with orbicule, under first electric connector and the adapter assembled state, second for the end of spicule and the other end Inner wire is that the clamping element is inserted into the end of spicule or orbicule, the second inner wire described in the clamping element elastic clamping, First inner wire and second inner wire flexible connection so that first electric connector and the adapter are in axial direction It is upper and diametrically opposite in can move each other；First inner wire, the second inner wire end be respectively equipped with it is axial blind Hole, first clamping element, the second clamping element are inserted in the blind hole, and first clamping element, the second clamping element are in cylinder The thin-wall part of shape, first clamping element includes clamping part, and the clamping part outer wall is stepped, including outer diameter is more than blind hole Enlarged-diameter area and outer diameter are less than diameter of blind hole shrinking zone, offer and are axially extended at least through institute on the clamping part State the grooving in enlarged-diameter area.
Wherein, first electric connector has the first outer conductor positioned at the first inner wire periphery, the second electric connector With the second outer conductor positioned at the second inner wire periphery, the adapter has leads outside the third of third inner wire periphery The center of body, first outer conductor and the second outer conductor is provided with the through-hole for receiving the third outer conductor, is led outside the third The periphery of body both ends end is equipped with a circle protrusion, the protrusion can the inner wall of the relatively described through-hole slide axially.
The application is realized and the second inner wire by the way that two clamping elements are arranged on third inner wire by two clamping elements And the first elastic clamping cooperation between inner wire.Simultaneously as the end of the first inner wire is equipped with spicule, the second inner wire End be equipped with orbicule so that the first electric connector relative to the second electric connector be easier plug.
Description of the drawings
Fig. 1 is the structural schematic diagram of prior art coaxial connector assemblies；
Fig. 2 is the installation process schematic diagram of one embodiment of the application coaxial connector assemblies；
Fig. 3 is the fit system schematic diagram after coaxial connector assemblies shown in Fig. 2 are completed；
Fig. 4 is the structural schematic diagram of one embodiment of a wherein electric connector in coaxial connector assemblies shown in Fig. 2；
Fig. 5 is the structural schematic diagram of one embodiment of clamping element of electric connector shown in Fig. 4；
Fig. 6 is the structural schematic diagram of one embodiment of inner wire of electric connector shown in Fig. 4；
Fig. 7 is the structural schematic diagram of another embodiment of the application electric connector；
Fig. 8 is the structural schematic diagram of the inner wire and one embodiment of clamping element of electric connector shown in Fig. 7；
Fig. 9 is the structural schematic diagram of one embodiment of sleeve member of electric connector shown in Fig. 7；
Figure 10 is that the inner wire of the application coaxial connector assemblies or electric connector and the structure of one embodiment of clamping element are shown It is intended to；And
Figure 11 is the structure of the inner wire and another embodiment of clamping element of the application coaxial connector assemblies or electric connector Schematic diagram.
Specific implementation mode
In being described below, for illustration and not for limitation, it is proposed that such as specific structure, technology etc it is specific thin Section, so as to provide a thorough understanding of the present application.However, it will be clear to one skilled in the art that in the other of these no details The application can also be realized in embodiment.In other situations, it omits to the detailed of well-known apparatus, circuit and method Illustrate, so as not to obscure the description of the present application with unnecessary details.
Fig. 2 and Fig. 3 are please referred to, Fig. 2 is the installation process schematic diagram of one embodiment of the application coaxial connector assemblies, Fig. 3 It is the fit system schematic diagram after coaxial connector assemblies shown in Fig. 2 are completed, the coaxial connector assemblies of the present embodiment The first electric connector, the second electric connector being electrically connected including adapter and respectively with adapter both ends.
Specifically, the first electric connector of the present embodiment coaxial connector assemblies has in the first outer conductor 11, first Conductor 12, dielectric 13 and flexible first clamping element 14.
In the present embodiment, the conductive materials such as copper (for example brass) may be used in the first outer conductor 11, the first inner wire 12 And it is made by techniques such as turnery processings.Electric connector can pass through the external screw thread on the periphery of 11 one end of the first outer conductor Structure and be fixed on the products such as circuit board, and the cable etc. of the products such as the port of 11 one end of the first outer conductor and the circuit board Outer conductor by weld etc. modes realize firm electrical connection, be not difficult to find out, the present embodiment electric connector use external screw thread knot The mode of structure carries out installation fixation, easy to disassemble and conducive to maintenance etc..
Dielectric 13 is set between 12 outer wall of 11 inner wall of the first outer conductor and the first inner wire, specifically, insulation is situated between Matter 13 can be partly or entirely set on the periphery of the first inner wire 12.It is worth noting that, the insulation of the present embodiment is situated between Matter 13 may be used the materials such as polyether-ether-ketone (PEEK) and/or polytetrafluoroethylene (PTFE) (PTFE) and by techniques systems such as turnery processings , so that dielectric 13 has excellent heat-resistant antifriction performance.
First clamping element 14 is electrically connected with the first inner wire 12 and the first clamping element 14 is set to the end of the first inner wire 12, First clamping element 14 is equipped with jointing holes 140 and the hole wall of jointing holes 140 is equipped with the axial direction for being parallel to the first inner wire 12 Grooving 141.Wherein, grooving 141 can be for two, three, four or more a plurality of, can be to be parallel to the first inner wire 12 Axial direction rectangular mode, or the mode of triangle or other irregular figures is not limited thereto.This Outside, in order to which simplification of flowsheet reduces production cost, the present embodiment can form two groovings 141 by a technics of slot The mode of (i.e. the number of grooving 141 is even number).
It is worth noting that, referring to Fig. 5, in order to make the hole wall of jointing holes 140 have better resilient clamping force, this reality A grooving 141 is applied preferably to be arranged in the hole wall for running through jointing holes 140 in the radial direction of the first clamping element 14；In addition, grooving 141 can be not through the both ends of the surface of 140 hole wall of jointing holes on the axial direction of the first clamping element 14, or only run through jointing holes The setting of 140 hole wall wherein end face, is not limited thereto.
It is emphasized that the first inner wire 12 and the first clamping element 14 of the application can be integrally formed, (i.e. one adds Work is molded), can also split settings (be used as two individual elements process respectively obtained), be not limited thereto.In this reality It applies in example, between the first inner wire 12 and the first clamping element 14 by the way of split settings, first inner wire of the present embodiment 12 are equipped with blind hole 120, and the first clamping element 14 is set in blind hole 120.
The technical problem that production cost in order to solve coaxial connector assemblies shown in Fig. 1 is higher, structural strength is poor, is asked Referring next to Fig. 4, first outer conductor 11 of the present embodiment includes the first barrel 111 and the second barrel 112, the first barrel 111 and second barrel 112 be integrally formed.The present embodiment need to only process integrally formed first outer conductor 11, reduce The processing cost and assembly cost and integrally formed mode of one outer conductor 11 improve structural strength.
Meanwhile the present embodiment is to ensure dielectric 13 being fixed on the first outer conductor 11, and accordingly, dielectric 13 may include the first dielectric 131 and the second dielectric 132 of split settings, and the endoporus of the first outer conductor 11 is in ladder Shape includes the first axis hole being interference fitted with the first dielectric 131, being relatively large in diameter, and with 132 interference of the second dielectric Cooperation, the second axis hole that diameter is smaller can also have nip portion 121, position limiting structure 122 on the periphery of the first inner wire 12 With positioning region 123 (as shown in Figure 6).First dielectric 131 is connected to the first axis hole and second in an axial direction by nip portion 121 On the cascaded surface that axis hole has a common boundary, the first dielectric 131 is defined in securely in the first barrel 111, and the first insulation It is interference fitted between medium 131 and the first barrel 111；Second dielectric 132 is sheathed on position limiting structure 122, and is installed The second dielectric 132 is set in the second barrel 112 and is interference fitted between the second barrel 112 after the completion.
It is worth noting that, first dielectric 131 of the present embodiment is in terms of existing technologies, it is not necessary that package is arranged The extension of first inner wire 12.Specifically, in order to limit the first dielectric 131, the first axis hole is close to the second axis hole Place is equipped with a circle annular convex platform 1110 (shown in Fig. 4), and the first dielectric 131 is located in the inner wall and first of annular convex platform 1110 Between the outer wall of conductor 12 and the first dielectric 131 and annular convex platform 1110 are contour, that is, have been effectively saved the first insulation and have been situated between The usage amount of matter 131 reduces production cost.It is not difficult to find out, the present embodiment so that first is exhausted by the effect of annular convex platform 1110 It is further interference fitted between edge medium 131 and the first barrel 111 and passes through the effect of nip portion 121 and limit the first insulation The position of medium 131, to have effectively achieved the positioning action to the first dielectric 131, and without existing skill " the first outer conductor (8) need to be set as the two parts being connected to art, and a portion is fixed on to press the first liner (7) On another part " mode, reduce technological process and save production cost.
Pair first dielectric 131 for being to be pointed out that the present embodiment is needed to be made preferably by polyether-ether-ketone, and needle For the prior art shown in FIG. 1, the use to polyetheretherketonematerials materials can be preferably reduced to reduce production cost；This Outside, the second dielectric 132 may be used lower-cost polytetrafluoroethylene material and be made.
It is not difficult to find out from Fig. 6, the side in 122 remotely located portion 123 of position limiting structure is inclined to set, and in assembling, second absolutely Edge medium 132 is inserted in from the inclined side of position limiting structure 122 up to abutting positioning region 123, is then made by the limit of positioning region 123 With and position limiting structure 122 interference fit effect and make closely match between the second dielectric 132 and the first inner wire 12 It closes；Specifically, the frictional resistance that is subject to during being inserted in from the inclined side of position limiting structure 122 of the second dielectric 132 compared with It is small, and the frictional resistance by 122 other side of position limiting structure during reversely exiting is larger, therefore second is prevented well Opposite sliding between dielectric 132 and the first inner wire 12.It is readily appreciated that ground, the present embodiment is using the first outer conductor 11 and the The intrinsic combination of one inner wire 12 fixes the second dielectric 132 to realize indirectly, both ensure that the first outer conductor 11 Structural strength, reduce its processing cost, and be convenient for assembly operation.
Second electric connector of the present embodiment coaxial connector assemblies has the second outer conductor 71, the second inner wire 72, another One dielectric 73 and flexible second clamping element (not indicating).
Wherein, the second outer conductor 71, the second inner wire 72, another dielectric 73 and flexible second clamping element And its concrete structure please refers to the associated description of the first electric connector, is easy to combine the range understood in those skilled in the art It is interior, it repeats no more.
In the present embodiment, adapter can be cylindrical shape, be provided with third outer conductor 31, insulating layer 32 and the Three inner wires 33.
Third outer conductor 31 is used to connect the first outer conductor 11 of the first electric connector and the second electric connector.It is worth noting , the madial wall of the present embodiment the first outer conductor 11 of an electric connector wherein is smoothly arranged in an axial direction, correspondingly, There is protrusion (not indicating) on the end of the madial wall of three outer conductors 31 and the first outer conductor 11 cooperation, after being completed, pass through The protrusion elasticity squeezes smooth madial wall and consolidating between the madial wall and third outer conductor 31 of the first outer conductor 11 can be realized It is set for using；Meanwhile when needing to disconnect the connection of the first electric connector and adapter, only need to lead in the first inner wire 12 and third Cooperation is detached between body 33, you can easily the first electric connector is unpluged by certain strength.Similarly, second electric connector The matched madial wall of protrusion of another outer conductor and third outer conductor 31 is smoothly arranged in an axial direction, third outer conductor 31 with it is another There is protrusion on the end of the madial wall cooperation of outer conductor, you can easily the second electric connector be unpluged by certain strength.
Insulating layer 32 is socketed in third outer conductor 31, wherein polyether-ether-ketone or polytetrafluoroethyl-ne may be used in insulating layer 32 The insulating materials such as alkene are simultaneously made by techniques such as turnery processings, and interference may be used between insulating layer 32 and third outer conductor 31 and match The mode of conjunction is fixedly connected.
Third inner wire 33 is socketed in insulating layer 32 and the mode of interference fit can be used and is fixedly connected.This implementation Example causes to solve to be not provided with the extension (shown in Fig. 1) of the first inner wire 12 of package due to the first dielectric 131 Axis between the axis of first electric connector and the second electric connector can not installed and stablize when on identical center line The first clamping element 14 of the technical issues of connection, the present embodiment are tubular thin-wall part comprising clamping part and holding section 145。
Specifically, clamping part outer wall is stepped, including outer diameter is more than enlarged-diameter area 143 and the outer diameter of blind hole 120 Less than the diameter shrinking zone 144 of blind hole 120, and grooving is axially extended at least through the setting of enlarged-diameter area 143.First folder Tight part 14 further includes the limiting section 146 being connect with 144 side of clamping part diameter shrinking zone, and the outer diameter of limiting section 146 expands more than diameter The outer diameter of great Qu 143, in assembled state, clamping part is placed in blind hole 120, between limiting section 146 and diameter shrinking zone 144 Cascaded surface abuts the end face of blind hole 120.
Holding section 145 be set to clamping part 143 intersection of diameter shrinking zone 144 and enlarged-diameter area, holding section 145 it is interior Wall is equipped with diameter and is more than 145 minor diameter of holding section towards 120 opening direction reduced diameter of blind hole, the end of third inner wire 33 The orbicule at end, in the assembled state, the cylinder inboard wall of holding section 145 are clamped orbicule.It is not difficult to find out, the present embodiment is effectively Solving the axis between the axis of the first electric connector and the second electric connector can not install when on identical center line The technical issues of with being stably connected with.
It is worth noting that, third inner wire 33 is orbicule and and jointing holes with one end end that jointing holes 140 coordinate 140 interference fits, and third inner wire 33 and the end of one end of the cooperation of another jointing holes 140 are set as spicule.
For the ease of dismounting, arc-shaped can also be put down between the present embodiment diameter shrinking zone 144 and the inner wall of holding section 145 Slip over and cross (in other embodiments or inclined-plane), with need dismounting when, the drawing of the power by being more than certain newton (N) The effect of pulling out squeezes the arcwall face between the inner wall of holding section 145 so that third inner wire 33 returns to diameter shrinking zone 144 On inner wall.Wherein, the numerical value of the power of the present embodiment drawing effect can be set according to actual needs, and combine the first clamping element 14 Material, holding section 145 the shape of elastic force setting arcwall face of inner wall realize that concrete implementation process is in this technology In the range of field personnel understand, do not state carefully.
It is not difficult to find out, the present embodiment coaxial connector assemblies can squeeze jointing holes 140 by third inner wire 33 to be had The hole wall of grooving 141 realizes that elastic connection, the present embodiment can relatively rotate in adapter and the cooperation of jointing holes 140, and Axis between the axis of first electric connector and the second electric connector remains to not when on identical center line by third The cooperation of 33 orbicule of conductor and holding section 145 is installed and is stably connected with to realize.Further, since 33 one end of third inner wire End is set as spicule and the end of the other end is equipped with orbicule, and third inner wire 33 is inserted for the end of spicule or orbicule Enter in jointing holes 140, when the first electric connector and the second electric connector need to disconnect, passes through the not similar shape of third inner wire 33 Shape end is realized and is easily plugged, and can act on being stably connected with when ensureing be connected by the first clamping element 14.
In addition, first barrel 111 of the present embodiment can be obliquely installed far from the opening of the second barrel 112, it will The third outer conductor 31 of adapter is inducted between the first outer conductor 11 and the first inner wire 12, and can be effectively prevented outside third Rigid collision occurs for conductor 31 and the open end of the first barrel 111.
It should be noted that needed in the prior art shown in Fig. 1 " in third inner wire (14), spring-latch (18) is set, Its end has the first contact pearl (20), and spring-latch (18) is functionally separated from each other by slit 22 and in radial side To flicking ", and the spring-latch of third inner wire (14) is easy by the first inner wire (5) collision during installation and use, squeezes Press and damage, and then be easy to cause poor contact etc..And the application is clamped by being arranged coordinate with the first inner wire 12 first Part 14, since the hole wall of the jointing holes 140 of the first clamping element 14 is equipped with the grooving for the axial direction for being parallel to the first inner wire 12 141, after third inner wire 33 patches jointing holes 140, the hole wall stress of jointing holes 140 deforms upon, and passes through grooving 141 Effect not only provided elasticity chucking power and can prevent from deforming, and without third inner wire 33 setting spring-latch and slit etc., It ensure that the structural strength of third inner wire 33 and contact performance be good.
In conclusion under electric connector and adapter assembled state, the first clamping element 14 of insertion of third inner wire 33, first The third inner wire 33 of 14 elastic clamping adapter of clamping element, the first inner wire 12 and third inner wire 33 are flexibly connected so that Electric connector and adapter in the axial direction with diametrically opposite in that can move each other, and furthermore, the present embodiment realizes Axis the installation on identical center line and is not stably connected between another electric connector and electric connector.
In addition, the electric connector that the present embodiment is electrically connected with the adapter other end, can analogously have in third and lead Body (refers to the first inner wire above-mentioned), and the end of third inner wire is equipped with another clamping element (referring to clamping element above-mentioned), Under another electric connector and adapter assembled state, third inner wire 33 is inserted into another clamping element, another clamping element elastic clamping The third inner wire 33 of adapter, third inner wire and third inner wire 33 are flexibly connected so that another electric connector and adaptation Device in the axial direction with diametrically opposite in can move each other.The application is not necessarily to that spring-latch is arranged in the third inner wire of adapter And contact pearl etc., so as to be effectively prevented from during installation and use by collision, extrusion damage and poor contact The case where, the application effectively ensures the structural strength of third inner wire and ensures that contact performance is good.
In the application preferred embodiment, in order to realize that the facility between the first electric connector and the second electric connector is inserted It pulls out, the end of 33 one end of third inner wire is equipped with spicule, and the end of the other end is equipped with orbicule, in the assembled state, adaptation The first clamping element 14, the second clamping element, 14 resilient clamp third inner wire of the first clamping element, 33 one end are inserted into the both ends of device respectively Spicule (or orbicule), the orbicule of 33 other end of the second clamping element resilient clamp third inner wire (or corresponds to needle-shaped Body) so that the first electric connector, the second electric connector can in the axial direction and radially be moved relative to adapter.
Furthermore, in the present embodiment, it is located at the first outer conductor 11 of 12 periphery of the first inner wire, is located in second Second outer conductor 71 of conductor periphery, and the third outer conductor 31 positioned at 33 periphery of third inner wire, 11 He of the first outer conductor The center of second outer conductor 71 is provided with the through-hole for receiving third outer conductor 31, and the periphery of 31 both ends end of third outer conductor is equipped with one Protrusion (not indicating) is enclosed, protrusion can be slid axially with the inner wall of opposing through-bores.
The end of the first inner wire of the application 12 is equipped with spicule, and the end of the second inner wire 72 is equipped with orbicule, and makes The first electric connector is obtained to be easier to plug relative to the second electric connector.
It should be noted that the electric connector involved by following one or more the present embodiment can be preceding embodiment The first electric connector or the second electric connector, and the present embodiment continues to use the first electric connector and its related elements label is retouched It states, should similarly understand and can be applied on the second electric connector, and in the range of those skilled in the art understands, it does not go to live in the household of one's in-laws on getting married It states.In addition, the first following clamping elements again it will be understood that as the first clamping element and the second clamping element, such as structure and connection side Formula all same is arranged, and therefore not to repeat here.
Further referring to Fig. 4 to Fig. 6, the application also provides a kind of electric connector, and the electric connector of the present embodiment includes Outer conductor 11, inner wire 12, dielectric 13 and the first clamping element 14, the electric connector of the present embodiment can be used for coaxially connecting Connect in device assembly, can specifically use circuit board in the coaxial connector assemblies of circuit board (BTB).
In the present embodiment, outer conductor 11 may be used the conductive materials such as copper (for example brass) and by works such as turnery processings Skill is made.Electric connector can be fixed on the productions such as circuit board by the external thread structure on the periphery set on 11 one end of outer conductor On product, and the outer conductor of cable of products such as the port of 11 one end of outer conductor and the circuit board etc. is realized by modes such as welding Firm electrical connection, is not difficult to find out, the present embodiment electric connector carries out installation fixation by the way of external thread structure, convenient for tearing open It unloads and conducive to maintenance etc..In addition, the periphery of the other end of outer conductor 11 is in outer-hexagonal type structure, with when in use so that outer conductor 11 each point is more uniformly stressed, and can be used for that one end with external thread structure is coordinated to carry out rotation installation or removal, more Has practicability.
The inner wire 12 of the present embodiment may be used the conductive materials such as copper (for example brass) and by techniques such as turnery processings It is made.Outer conductor 11 is sheathed on outside inner wire 12 and setting insulated from each other between outer conductor 11 and inner wire 12, as described above, then The inner core of the corresponding cable of the products such as inner wire 12 and the circuit board realizes firm electrical connection by the modes such as welding.
Dielectric 13 is located between 12 outer wall of 11 inner wall of outer conductor and inner wire, specifically, dielectric 13 can To be partly or entirely set on the periphery of inner wire 12.It is worth noting that, the dielectric 13 of the present embodiment can be adopted With the materials such as polyether-ether-ketone or polytetrafluoroethylene (PTFE) and by the techniques such as turnery processing be made so that dielectric 13 have it is excellent Heat-resistant antifriction performance.
First clamping element 14, which matches to merge with inner wire 12, to be electrically connected.In the present embodiment, the first clamping element 14 is led with interior 12 split settings of body, inner wire 12 are equipped with axial blind hole 120, and the first clamping element 14 is set in blind hole 120.
Preferably, the first clamping element 14 is tubular thin-wall part, and the first clamping element 14 includes clamping part, clamping part outer wall It is stepped, including outer diameter be more than blind hole 120 enlarged-diameter area 143 and outer diameter be less than blind hole 120 diameter shrinking zone 144, The grooving 141 axially extended to enlarged-diameter area 143 is at least run through is offered on clamping part.And the first clamping element 14 further includes The outer diameter of the limiting section 146 being connect with 144 side of clamping part diameter shrinking zone, limiting section 146 is more than the outer of enlarged-diameter area 143 Diameter, in assembled state, clamping part is placed in blind hole 120, and the cascaded surface between limiting section 146 and diameter shrinking zone 144 abuts The end face of blind hole 120.The diameter shrinking zone 144 and 143 intersection of enlarged-diameter area of clamping part are equipped with holding section 145, holding section 145 inner wall is equipped with diameter and is more than holding section towards 120 opening direction reduced diameter of blind hole, the end of third inner wire 33 The orbicule of the 145 smaller diameter ends and end of the other end is set as spicule, in the assembled state, the cylinder inboard wall of holding section 145 It is clamped orbicule.
In addition, the first clamping element 14 is additionally provided with jointing holes 140, grooving 141 is located at the hole wall of jointing holes 140 and is parallel to interior The axial direction of conductor 12.It is understood that ground, the first clamping element 14 are connecing by way of jointing holes 140 and grooving 141 is arranged When the hole wall of jack 140 is by radial tension, the chucking power resetted can be provided, and then realize the effect of clamping.Wherein, grooving 141 can be for two, three, four or more a plurality of, can be the rectangular mode for the axial direction for being parallel to inner wire 12, Or the mode of triangle or other irregular figures, it is not limited thereto.In addition, in order to which simplification of flowsheet reduces Production cost, the present embodiment can form two groovings 141 by a technics of slot (i.e. the number of grooving 141 is even number) Mode.
For example, pass through adapter between electric connector and the electric connector of preceding embodiment coaxial connector assemblies Third inner wire 33 patch when being electrically connected into jointing holes 140 so that the spicule of third inner wire 33 or spherical body end Portion squeezes the hole wall of jointing holes 140 and is realized between the first clamping element 14 and third inner wire 33 by the cooperation of grooving 141 Elastic connection.
In other embodiments, inner wire 12 could be provided as solid column structure, and the first clamping element 14 is by connecing One end of jack 140 is arranged on the periphery for being fixed on inner wire 12, and correspondingly, the other end of jointing holes 140 is used for being arranged the Three inner wires 33 are not stated carefully herein with realizing being electrically connected for inner wire 12 and third inner wire 33.
The present embodiment in order to solve due to the first dielectric 131 be not provided with package the first inner wire 12 extension (shown in Fig. 1), and cause the axis between the axis of the first electric connector and the second electric connector not on identical center line Shi Wufa is installed and the technical issues of is stably connected with, the present embodiment by enlarged-diameter area 143, diameter shrinking zone 144 and Connection diameter expands the effect in area 143 and the holding section 145 of diameter shrinking zone 144, is not difficult to find out, the present embodiment efficiently solves Axis between the axis of first electric connector and the second electric connector can not installed on identical center line when and surely Surely the technical issues of connecting so that the first electric connector and adapter in the axial direction with diametrically opposite in can move each other, And then realize between the first electric connector and the second electric connector that axis the installation on identical center line and is not stably connected with.
It is mutually damaged due to collision between the first clamping element 14 and inner wire 12 in order to prevent, the present embodiment is received in diameter The periphery in contracting area 144 has limiting section 146, and limiting section 146 and the periphery flush of inner wire 12 (are for example in same plane Above or seamlessly transit), in this way, moreover it is possible to prevent the collision of the third outer conductor 31 of another electric connector or adapter, rub It wipes the first clamping element 14 and wear phenomenon occurs.In addition, opening of the jointing holes 140 in diameter shrinking zone 144 be inclined to set with Third inner wire 33 is inducted into jointing holes 140, to prevent third inner wire 33 and the periphery of inner wire 12 from rigidity occurs Gouging abrasion.
It is not difficult to find out from the structure of the first clamping element 14 shown in Fig. 5, in the assembled state：Enlarged-diameter area 143 is through blind hole After 120 opening is inserted into, enlarged-diameter area 143 is squeezed and radial contraction by the hole wall of blind hole 120, and opening due to grooving 141 Mouth is set in enlarged-diameter area 143, therefore contraction is mutually drawn close between the multi-disc shrapnel in enlarged-diameter area 143 so that holding section 145 radius close to the one end in enlarged-diameter area 143 is less than the radius close to diameter shrinking zone 144, and makes jointing holes 140 whole Body is skewed in gradual change, at this point, since holding section 145 is located in enlarged-diameter area 143, space that holding section 145 is formed and The hole interference fit of jointing holes 140 forms the self-locking structure of " Ω " shape；Limiting section 146 in diameter shrinking zone 144 is led in abutting Behind the end face of body 12, installation is complete for the first clamping element 14, and then the orbicule end of third inner wire 33 is from diameter shrinking zone 144 The opening of jointing holes 140 be inserted into, since jointing holes 140 are skewed in gradual change, the end of orbicule starts to squeeze jointing holes 140 Hole wall so that stress is gradually disengaged between multi-disc shrapnel, until the end of orbicule enters the engaging in enlarged-diameter area 143 It is connected together in portion 145, the end of orbicule is locked in holding section 145 by the circular cone inclined-plane of 145 madial wall of holding section.It is not difficult Understand ground, the end of 33 orbicule of third inner wire can in holding section 145 can the certain angle of relative rotation, i.e., in third Connection type between the end and holding section 145 of conductor ball body is similar to the fit system of joint structure, so that the It can be relatively rotated between three inner wires 33 and the first clamping element 14 (or inner wire 12), in other words, the present embodiment can make Between obtaining two electric connectors not on same center line, remain to real by the orbicule end of adapter third inner wire 33 Now connect.In this way, the applicability of the present embodiment electric connector can be effectively improved.
It is worth noting that, the first outer conductor (8) shown in Fig. 1 needs that the two parts being connected are arranged, insulation is situated between with this Matter pressing be fixed on the first outer conductor (8), and this mode along with usage time increase also be susceptible to connection it is unstable The case where, and the assembly and disassembly process to the outer conductor of electric connector is increased, cause production cost higher.
For such situation of the prior art, the outer conductor 11 of the present embodiment includes the first barrel 111 and the second cylinder Portion 112, the first barrel 111 and the second barrel 112 are integrally formed (as shown in Figure 4).The present embodiment need to only process one Molding outer conductor 11 reduces the processing cost and assembly and disassembly cost of outer conductor 11.The present embodiment is situated between to ensure to insulate Matter 13 is fixed on outer conductor 11, and accordingly, dielectric 13 may include the first dielectric 131 and second of split settings The endoporus of dielectric 132, outer conductor 11 is stepped, is interference fitted, is relatively large in diameter with the first dielectric 131 First axis hole, and with the second dielectric 132 interference fit, the second axis hole that diameter is smaller, on the periphery of inner wire 12 also Can have nip portion 121, position limiting structure 122 and positioning region 123.First dielectric 131 is supported in an axial direction by nip portion 121 It is connected on the cascaded surface that the first axis hole and the second axis hole have a common boundary, the first dielectric 131 is defined in the first cylinder securely In portion 111, and it is interference fitted between the first dielectric 131 and the first barrel 111；Second dielectric 132 is sheathed on limit On bit architecture 122, and after installation is complete the second dielectric 132 be set in the second barrel 112 and with the second barrel 112 it Between be interference fitted.
It is not difficult to find out from Fig. 6, the side in 122 remotely located portion 123 of position limiting structure is inclined to set, and in assembling, second absolutely Edge medium 132 is inserted in from the inclined side of position limiting structure 122 up to abutting positioning region 123, is then made by the limit of positioning region 123 With and position limiting structure 122 interference fit effect and make be fitted close between the second dielectric 132 and inner wire 12；Tool For body, the frictional resistance that the second dielectric 132 is subject to during being inserted in from the inclined side of position limiting structure 122 is smaller, and Frictional resistance by 122 other side of position limiting structure during reversely exiting is larger, therefore prevents the second insulation well Opposite sliding between medium 132 and inner wire 12.It is readily appreciated that ground, the present embodiment is intrinsic using outer conductor 11 and inner wire 12 Combination fixes the second dielectric 132 to realize indirectly, both ensure that the structural strength of outer conductor 11, reduces it and adds Work cost, and it is convenient for assembly operation.
Similarly, in order to limit the first dielectric 131, the first axis hole is equipped with a circle annular convex platform at the second axis hole 1110, the first dielectric 131 is located between the inner wall of annular convex platform 1110 and the outer wall of inner wire 12 and the first insulation is situated between Matter 131 and annular convex platform 1110 are contour.It is not difficult to find out, the present embodiment makes the first insulation be situated between by the effect of annular convex platform 1110 It is further interference fitted between matter 131 and the first barrel 111 and passes through the effect of nip portion 121 and limit the first dielectric 131 position, to have effectively achieved the positioning action to the first dielectric 131.The present embodiment is without existing skill " the first outer conductor (8) need to be set as the two parts being connected to art, and a portion is fixed on to press the first liner (7) On another part " mode, reduce technological process and save production cost.
Pair first dielectric 131 for being to be pointed out that the present embodiment is needed to be made preferably by polyether-ether-ketone, and needle For the prior art shown in FIG. 1, the use to polyetheretherketonematerials materials can be preferably reduced to reduce production cost；Together When, the second dielectric 132 may be used lower-cost polytetrafluoroethylene material and be made.
In addition, first barrel 111 of the present embodiment is obliquely installed far from the opening of the second barrel 112, will be adapted to The spicule of the third outer conductor 31 of device or orbicule end are inducted between outer conductor 11 and inner wire 12, and can effectively be prevented Only rigid collision occurs for the opening of third outer conductor 31 and the first barrel 111.
Referring to Fig. 7, Fig. 7 is the structural schematic diagram of another embodiment of the application electric connector.
The electric connector of the present embodiment includes outer conductor 21, inner wire 22, dielectric 23 and clamping element 24, this implementation The electric connector of example can be used in coaxial connector assemblies, for example use in Fig. 2 and coaxial connector assemblies shown in Fig. 3, In the coaxial connector assemblies that circuit board and circuit board can specifically be used.
Outer conductor 21 may be used the conductive materials such as copper (for example brass) and is made by techniques such as turnery processings.Electrical connection Device can be fixed on by the external thread structure on the periphery set on 21 one end of outer conductor on the products such as circuit board, and outer conductor The outer conductor of the cables of products such as the port of 21 one end and the circuit board etc. by weld etc. modes realize it is firm be electrically connected, It is not difficult to find out, the present embodiment electric connector carries out installation fixation by the way of external thread structure, easy to disassemble and conducive to maintenance Deng.In addition, the periphery of the other end of outer conductor 21 is in outer-hexagonal type structure, with when in use so that each point stress of outer conductor 21 More uniformly, and can be used for that one end with external thread structure is coordinated to carry out rotation installation or removal, more practicability.
Inner wire 22 may be used the conductive materials such as copper (for example brass) and is made by techniques such as turnery processings.Outer conductor 21 are sheathed on inner wire 22 outside and setting insulated from each other between outer conductor 21 and inner wire 22, the productions such as inner wire 22 and the circuit board The inner core of the corresponding cable of product realizes firm electrical connection by modes such as welding.
Dielectric 23 is located between outer conductor 21 and inner wire 22, specifically, dielectric 23 can part or It is fully set on the periphery of inner wire 22.It is worth noting that, polyethers ether may be used in the dielectric 23 of the present embodiment The materials such as ketone and/or polytetrafluoroethylene (PTFE) are simultaneously made by techniques such as turnery processings.
Clamping element 24 is set to the end of inner wire 22 and electrical connection.It is worth noting that, the present embodiment and preceding embodiment The difference is that clamping element 24 is integrally formed with inner wire 22,22 end of inner wire is equipped with blind hole, and blind hole hole wall is equipped with along axis To the grooving 241 of extension, clamping element 24 is the hole wall of blind hole.
It is worth noting that, in order to make the hole wall of blind hole have better resilient clamping force, the present embodiment grooving 241 is preferred Ground is arranged in the hole wall for running through blind hole in the radial direction of clamping element 24；In addition, grooving 241 is on the axial direction of clamping element 24 The open end that blind hole can be run through is arranged.
It is easily understood that by being led in third between electric connector and another electric connector of coaxial connector assemblies The spicule of body 33 or orbicule end patch (shown in Fig. 2) when being electrically connected into blind hole so that third inner wire 33 It squeezes the hole wall (clamping element 24) of blind hole and realizes the bullet between clamping element 24 and third inner wire 33 by the cooperation of grooving 241 Property connection.Be not difficult to find out, adapter shown in the electric connector and preceding embodiment of the present embodiment in the assembled state, in third Conductor 33 is inserted into clamping element 24, the third inner wire 33 of 24 elastic clip adapter of clamping element, inner wire 22 and third inner wire 33 Flexible connection so that electric connector and adapter in the axial direction with diametrically opposite in can move each other.
Incorporated by reference to Fig. 7 refering to Fig. 8 and Fig. 9, the clamping element 24 of the present embodiment is integrally formed with inner wire 22 and clamping element 24 It is used to connect the end of third inner wire 33 positioned at inner wire 22.
Significantly, since clamping element 24 is integrally formed and the opening of the grooving 241 of clamping element 24 with inner wire 22 It is in contact with another electric connector or adapter, the periphery generation for be easy to causeing clamping element 24 turns up or collides and bend deformation Situation, therefore, the present embodiment electric connector further include sleeve member 25, and sleeve member 25 is sheathed on the outer wall of blind hole, and sleeve member 25 It is interference fitted with the outer wall of blind hole.In other words, the present embodiment protects clamping element 24 to be led with interior by way of sleeve member 25 Body 22, and then ensure that clamping element 24 will not be damaged or be deformed because of the growth of usage time and follow the string with inner wire 22.
In fig. 8, grooving 241 is four, and clamping element 24 is spaced via grooving 241 and forms four shrapnels 242, is not difficult to manage Solution, the present embodiment can form balance, multi-disc as much as possible under the premise of reducing by 241 requirement on machining accuracy of grooving and difficulty The mode that shrapnel is clamped together ensures working performance.
The opening of the blind hole of the present embodiment is inclined to set (i.e. funnel-form) so that third inner wire 33 to be inducted into blind hole, Rigid collision abrasion occurs for the outer wall to be effectively prevented third inner wire 33 and blind hole.
The periphery of the shell 250 of sleeve member 25 shown in the present embodiment Fig. 9 is smoothly arranged, and the endoporus 251 of sleeve member 25 is rank Terraced hole, in assembled state, the cascaded surface of 25 endoporus 251 of sleeve member abuts the end face of blind hole, and sleeve member 25 is open far from blind hole One end of end face is fixedly connected on inner wire 22.
The first outer conductor (8) in order to solve coaxial connector assemblies shown in Fig. 1 leads to production cost using split settings The outer conductor 21 of higher and poor structural strength technical problem, the present embodiment includes the first barrel 211 and the second barrel 212, the first barrel 211 and the second barrel 212 are integrally formed (as shown in Figure 7).The present embodiment need to only process one at The outer conductor 21 of type reduces the processing cost and assembly cost of outer conductor 21.The present embodiment is solid in order to ensure dielectric 23 Due on outer conductor 21, accordingly, dielectric 23 may include that the first dielectric 231 and second insulation of split settings is situated between The endoporus of matter 232, outer conductor 21 is stepped, includes first axle being interference fitted with the first dielectric 231, being relatively large in diameter Hole 2111, and with the second dielectric 232 interference fit, the second axis hole 2122 that diameter is smaller, on the periphery of inner wire 22 Can also have nip portion (not shown), position limiting structure 222 and positioning region 223 (as shown in Figure 8), the first dielectric 231 It is connected in an axial direction on the cascaded surface that the first axis hole 2111 and the second axis hole 2122 have a common boundary, and by the effect of nip portion with by the In one dielectric, 231 first barrel 211, and it is interference fitted between the first dielectric 231 and the first barrel 211；The The second dielectric 232 is set to the second barrel 212 after two dielectrics 232 are sheathed on position limiting structure 222, and installation is complete It is interior and be interference fitted between the second barrel 212.
As previously mentioned, the side in 222 remotely located portion 223 of position limiting structure can be inclined to set, in assembling, second absolutely Edge medium 232 is inserted in from the inclined side of position limiting structure 222 until abutting positioning region 223, is then made by the limit of positioning region 223 With and position limiting structure 222 interference fit effect and make be fitted close between the second dielectric 232 and inner wire 22；Tool For body, the frictional resistance that the second dielectric 232 is subject to during being inserted in from the inclined side of position limiting structure 222 is smaller, and Frictional resistance by 222 other side of position limiting structure during reversely exiting is larger, therefore can prevent second well Opposite sliding between dielectric 232 and inner wire 22.In addition, in order to limit the first dielectric 231, the first axis hole 2111 leans on A circle annular convex platform 2110 (shown in Fig. 7) is equipped at nearly second axis hole 2122, the first dielectric 231 is located in annular convex platform Between 2110 inner wall and the periphery of the outer wall of inner wire 22 and the first dielectric 231 and annular convex platform 2110 are contour.It is not difficult Find out, the present embodiment is made between the first dielectric 231 and the first barrel 211 by the effect of annular convex platform 2110 into one Step interference fit and the position that the first dielectric 231 can be limited by the effect of nip portion, to have effectively achieved pair The positioning action of first dielectric 231.Certainly, nip portion can also be replaced by shell 250 in other embodiments, and It is matched by shell 250 and annular convex platform 2110 to limit the position of the first dielectric 231, is managed in those skilled in the art In the range of solution, it is not construed as limiting.
In summary it can be appreciated that the present embodiment using outer conductor 21 and the intrinsic combination of inner wire 22 come indirectly The first dielectric 231 is fixed in realization, both ensure that the structural strength of outer conductor 21, reduces its processing cost, and be convenient for group Dress operation.
In this embodiment, it is preferred that the first dielectric 231 is using polyetheretherketonematerials materials and passes through turnery processing system , and the second dielectric 232 then uses polytetrafluoroethylene material and is made by turnery processing, the present embodiment is situated between according to insulation Situations such as different installation positions of matter 23, conduction, heat dissipation and temperature, carries out difference setting, it is made to coordinate outer conductor 21 and interior lead Body 22 and realize Performance optimization.
The application realizes being stably connected between electric connector by the effect of clamping element 24, can be effectively prevented from existing Have and the third inner wire 33 caused by the setting spring-latch of third inner wire 33 and slit is needed to be easily damaged and contact in technology Bad situation improves the applicability of third inner wire 33 indirectly in addition.
Referring to Fig. 10, Figure 10 is inner wire and the implementation of clamping element one of the application coaxial connector assemblies or electric connector The structural schematic diagram of example, may be used integrally formed mode between the inner wire 41 and clamping element 42 of the present embodiment, wherein folder Tight part 42 is located at end and electrical connection of the inner wire 41 for connecting third inner wire 33 (as shown in Figure 2 or Figure 3).Certainly, exist In other embodiment, clamping element 42 can also be used to connect the end of third inner wire 33 by the way of welding with inner wire 41 It is connected, is not limited thereto.
41 end of the present embodiment inner wire is equipped with blind hole 410, and 410 hole wall of blind hole is equipped with the grooving 421 axially extended, folder Tight part 42 is the hole wall of blind hole 410.The present embodiment forms multi-disc shrapnel 422 via the separation of grooving 421.Furthermore, blind hole 410 hole wall arc-shaped setting under non-assembling and off working state, to form both ends radius slightly larger than clamping portion radius Bottleneck shape jointing holes, in other words, the clamping portion of multi-disc shrapnel 422 are bent to the axis line position of clamping element 42 to distinguish shape Archwise, and then multi-disc shrapnel 422 combines the blind hole 410 for forming bottleneck shape.
It is understood that ground, the present embodiment clamping element 42 is by way of being arranged the blind hole 410 of bottleneck shape, in third inner wire When 33 spicule or orbicule end patch the blind hole 410 into bottleneck shape, the insertion end bottleneck position of third inner wire 33 Multi-disc shrapnel 422 is that blind hole 410 is in bottle accordingly to realize the elastic connection between third inner wire 33 and clamping element 42 The radius of neck position is slightly less than the radius of the insertion end of third inner wire 33, to carry out reliable elastic connection.
For jointing holes are in a manner of bottleneck shape, the periphery of clamping element 42 can also be in that concave shaped is arranged, tool Recessed radian can be configured according to the structural strength and material cost of clamping element 42 in vivo：If for example material of clamping element 42 Expect that cost is higher, then the fewer material needed for the periphery of clamping element 42 the better, and the radian of indent is bigger at this time, i.e., in blind hole 410 Each section radius it is certain in the case of, shrapnel 422 is thinner；It is of course also possible to reduce indent to improve structural strength Radian, in the case where each section radius of blind hole 410 is certain, to keep the thickness of shrapnel 422 thicker.
It should be noted that in other embodiments, the form of grooving 421 and multi-disc shrapnel 422 can not also be set, and Setting both ends radius is only needed to be slightly larger than the bottleneck shape blind hole 410 of clamping portion radius, and blind hole 410 is omited in the radius of bottleneck position Less than the radius of the insertion end of third inner wire 33, has the shrapnel of elastic restoring force simultaneously due to generating deformation because being squeezed to be formed Reliable elastic connection is carried out, is not stated carefully herein.
In addition, the coaxial connector assemblies or electric connector of the present embodiment can also include the knots such as outer conductor and dielectric Structure, specifically can be refering to the associated description of front one or more embodiment, and the present embodiment is only for clamping element 42 and interior leads The part-structure of body 41 is described, and in the range of those skilled in the art is easy to combine and understand, not to a combination thereof mode The description of being defined property.
The electric connector of the present embodiment and the adapter of preceding embodiment in the assembled state, third inner wire 33 it is needle-shaped Clamping element 42 is inserted into body or orbicule end, the third inner wire 33 of 42 elastic clamping adapter of clamping element, inner wire 41 and the Three inner wires 33 are flexibly connected so that electric connector and adapter in the axial direction with diametrically opposite in can move each other, this Outside, the present embodiment also improves the applicability of third inner wire 33.
Please refer to Fig.1 the inner wire and another reality of clamping element that 1, Figure 11 is the application coaxial connector assemblies or electric connector The structural schematic diagram for applying example, with Figure 10 embodiments the difference is that, can between the inner wire 51 and clamping element 52 of the present embodiment In a manner of using split settings.
Specifically, inner wire 51 is equipped with axial blind hole 510, clamping element 52 is set in blind hole 510 and is electrically connected.When So, in the particular embodiment, clamping element 52 may be used the mode of welding and be connected with inner wire 51, be not limited thereto.
The clamping element 52 of the present embodiment can be tubular thin-wall part, and the cylinder of thin-wall part is open close to blind hole 510 Part be clamping part 521, the barrel diameter of 521 part of clamping part gradually increases towards 510 opening direction of blind hole.The cylinder of thin-wall part Body is holding section 522 close to the part of 510 bottom hole of blind hole, and the barrel diameter of holding section 522 gradually contracts towards 510 opening direction of blind hole Small, it is small more than the cylinder of thin-wall part holding section 522 straight that the end third inner wire (refering to Fig. 2, Fig. 3) (i.e. insertion end) is equipped with diameter The orbicule at diameter end, in the assembled state, the cylinder inboard wall of holding section 522 are clamped orbicule.Holding section 522 and clamping part 521 On be provided at least two groovings 520 axially extended.
It is worth noting that, the multi-disc shrapnel that the present embodiment is formed via the separation of grooving 520, grooving 520 is in clamping element 52 Axial direction on can be arranged not through both ends of the surface.Furthermore, in non-assembling between clamping part 521 and holding section 522 With arc-shaped setting under off working state, with formed both ends radius be slightly larger than middle section radius bottleneck shape jointing holes, change and The middle section of Yan Zhi, multi-disc shrapnel are bent to the axis line position of clamping element 52 to be respectively formed arch, and then multi-disc shrapnel Combination forms the jointing holes of bottleneck shape.
Between clamping part 521 and holding section 522 it is non-assembling and off working state under it is arc-shaped setting and make For jointing holes are in a manner of bottleneck shape, the periphery of clamping element 52 can also be in that concave shaped is arranged, and the radian of specific indent can It is configured with structural strength and material cost according to clamping element 52：If for example the material cost of clamping element 52 is higher, The fewer material needed for the periphery of clamping element 52 the better, and the radian of indent is bigger at this time, i.e., in each section radius one of jointing holes In the case of fixed, shrapnel is thinner；It is of course also possible to the radian of indent be reduced to improve structural strength, in jointing holes In the case that each section radius is certain, keep the thickness of shrapnel thicker.
It should be noted that in other embodiments, clamping element 52 can be not provided with the shape of grooving 520 and multi-disc shrapnel Formula, and only need setting both ends radius slightly larger than the bottleneck shape jointing holes of middle section radius, and jointing holes are the half of bottleneck position Diameter is slightly less than the spicule of third inner wire 33 or the radius of orbicule end, has due to generating deformation because being squeezed to be formed The shrapnel of elastic restoring force simultaneously carries out reliable elastic connection, does not state carefully herein.
In addition, the coaxial connector assemblies or electric connector of the present embodiment can also include the knots such as outer conductor and dielectric Structure, specifically can be refering to the associated description of front one or more embodiment, and the present embodiment is only for clamping element 52 and interior leads The part-structure of body 51 is described, and in the range of those skilled in the art is easy to combine and understand, not to a combination thereof mode The description of being defined property.
The application under electric connector and adapter assembled state, insert by the spicule of third inner wire 33 or orbicule end Enter clamping element 52, the third inner wire 33 of 52 elastic clamping adapter of clamping element, inner wire 51 and 33 activity of third inner wire are even It connects so that electric connector and adapter in the axial direction with diametrically opposite in can move each other.The application passes through clamping element 52 Effect realize being stably connected between electric connector, can be effectively prevented from and be needed in the prior art in third inner wire 33 Third inner wire 33 caused by setting spring-latch and slit is easily damaged and the case where poor contact, improves indirectly in addition The applicability of third inner wire 33.
The application also provides a kind of cavity body filter, including PCB circuit board, and is connect with PCB circuit board coaxially connected Device assembly, coaxial connector assemblies, including adapter, and be electrically connected respectively with adapter both ends the first electric connector, second There is the first inner wire, the second electric connector to have the second inner wire, the adapter for electric connector, first electric connector With third inner wire, the end of first inner wire is equipped with the first clamping element, and the end of second inner wire is equipped with the The end of two clamping elements, third inner wire one end is equipped with spicule, and the end of the other end is equipped with orbicule；In assembled state Under, first clamping element, the second clamping element, the first clamping element resilient clamp institute are inserted into the both ends of the adapter respectively State the spicule of third inner wire one end, the orbicule of the third inner wire other end described in the second clamping element resilient clamp so that First electric connector, the second electric connector can in the axial direction and radially be moved relative to the adapter.
The application also provides a kind of Remote Radio Unit, including ifd module, Transceiver Module, power amplifier and filtering mould Block, filter module include cavity body filter, and cavity body filter includes PCB circuit board, and is connect with PCB circuit board coaxially connected Device assembly, coaxial connector assemblies, including adapter, and be electrically connected respectively with adapter both ends the first electric connector, second There is the first inner wire, the second electric connector to have the second inner wire, the adapter for electric connector, first electric connector With third inner wire, the end of first inner wire is equipped with the first clamping element, and the end of second inner wire is equipped with the The end of two clamping elements, third inner wire one end is equipped with spicule, and the end of the other end is equipped with orbicule；In assembled state Under, first clamping element, the second clamping element, the first clamping element resilient clamp institute are inserted into the both ends of the adapter respectively State the spicule of third inner wire one end, the orbicule of the third inner wire other end described in the second clamping element resilient clamp so that First electric connector, the second electric connector can in the axial direction and radially be moved relative to the adapter.
Wherein, first electric connector has the first outer conductor positioned at the first inner wire periphery, the second electric connector With the second outer conductor positioned at the second inner wire periphery, the adapter has leads outside the third of third inner wire periphery The center of body, first outer conductor and the second outer conductor is provided with the through-hole for receiving the third outer conductor, is led outside the third The periphery of body both ends end is equipped with a circle protrusion, the protrusion can the inner wall of the relatively described through-hole slide axially.
In several embodiments provided herein, it should be understood that disclosed device and structure can pass through it Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the structure or partial It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple structures or portion Point, component etc. may be combined or can be integrated into another structure, or some features can be ignored, or does not divide.
Above is only an example of the present application, it is not intended to limit the scope of the claims of the application, it is every to utilize this Shen Please equivalent structure or equivalent flow shift made by specification and accompanying drawing content, be applied directly or indirectly in other relevant skills Art field includes similarly in the scope of patent protection of the application.

Claims (11)

1. a kind of coaxial connector assemblies, including adapter, and be electrically connected respectively with adapter both ends the first electric connector, There is the first inner wire, the second electric connector to have the second inner wire, the adaptation for two electric connectors, first electric connector Utensil has third inner wire, it is characterised in that：
The end of first inner wire is equipped with the first clamping element, and the end of second inner wire is equipped with the second clamping element, institute The end for stating third inner wire one end is equipped with spicule, and the end of the other end is equipped with orbicule；
In the assembled state, first clamping element, the second clamping element, first folder are inserted into the both ends of the adapter respectively The spicule of third inner wire one end described in tight part resilient clamp, the third inner wire other end described in the second clamping element resilient clamp Orbicule so that first electric connector, the second electric connector can the relatively described adapter in the axial direction and radially It is mobile；
First inner wire, the second inner wire end be respectively equipped with axial blind hole, first clamping element, second clamp Part is inserted in the blind hole, and first clamping element, the second clamping element are tubular thin-wall part, the first clamping element packet Clamping part is included, the clamping part outer wall is stepped, including outer diameter is more than the diameter of blind hole and expands area and outer diameter less than institute Diameter of blind hole shrinking zone is stated, offers and is axially extended at least cutting through the enlarged-diameter area on the clamping part Slot；
The cylinder of the thin-wall part is clamping part, the barrel diameter court of the clamping part part close to the part that the blind hole is open The blind hole opening direction gradually increases；
The diameter shrinking zone and enlarged-diameter area intersection of the clamping part are equipped with holding section, and the inner wall of the holding section is towards described The orbicule diameter of blind hole opening direction reduced diameter, third inner wire end is more than the holding section minor diameter End, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule, specially：The enlarged-diameter area is through institute After the opening insertion for stating blind hole, the enlarged-diameter area is squeezed and radial contraction, the enlarged-diameter by the hole wall of the blind hole Contraction is mutually drawn close between the multi-disc shrapnel in area so that one end radius of the holding section close to the enlarged-diameter area, which is less than, to be leaned on The radius of the nearly diameter shrinking zone, the engagement site in the space that in the enlarged-diameter area, the holding section is formed with The hole interference fit of jointing holes forms self-locking structure, and the end of the orbicule is locked at the card by the holding section madial wall In conjunction portion；
Or the cylinder of the thin-wall part is holding section close to the part at the hole bottom, the barrel diameter of the holding section is towards blind Hole opening direction is gradually reduced, and the diameter of the orbicule of third inner wire end is more than the cylinder of the thin-wall part holding section Smaller diameter end, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule.
2. coaxial connector assemblies according to claim 1, which is characterized in that first electric connector, which has, is located at the First outer conductor of one inner wire periphery, the second electric connector has the second outer conductor positioned at the second inner wire periphery, described There is adapter the third outer conductor positioned at third inner wire periphery, the center of first outer conductor and the second outer conductor to be provided with The through-hole of the third outer conductor is received, the periphery of third outer conductor both ends end is equipped with a circle protrusion, and the protrusion can It is slid axially with the inner wall of the relatively described through-hole.
3. coaxial connector assemblies according to claim 2, which is characterized in that be provided on the holding section and clamping part to Few two groovings axially extended.
4. coaxial connector assemblies according to claim 3, which is characterized in that first clamping element, the second clamping element Further include the limiting section being connect with clamping part diameter shrinking zone side, the outer diameter of the limiting section is more than the outer of the enlarged-diameter area Diameter, in assembled state, the clamping part is placed in the blind hole, the ladder between the limiting section and the diameter shrinking zone Face abuts the end face of the blind hole.
5. coaxial connector assemblies according to claim 1 or 2, which is characterized in that first inner wire is led in second The end of body is respectively equipped with blind hole, and the blind hole hole wall is equipped with the grooving axially extended, and first clamping element, second clamp Part is respectively the hole wall of the blind hole.
6. coaxial connector assemblies according to claim 5, which is characterized in that the grooving runs through the opening of the blind hole End face, the blind hole outer wall are arranged the sleeve member being interference fitted with the blind hole outer wall.
7. coaxial connector assemblies according to claim 6, which is characterized in that the endoporus of the sleeve member is stepped hole, In assembled state, the cascaded surface of the sleeve member endoporus abuts the open end of the blind hole, and the sleeve member is far from blind hole One end of open end is fixedly connected on first inner wire.
8. a kind of cavity body filter, including PCB circuit board, and the coaxial connector assemblies that are connect with PCB circuit board, it is described coaxial Connector assembly includes adapter, and the first electric connector, the second electric connector being electrically connected respectively with adapter both ends, described There is first electric connector the first inner wire, the second electric connector to have the second inner wire, and the adapter, which has in third, leads Body, it is characterised in that：
The end of first inner wire is equipped with the first clamping element, and the end of second inner wire is equipped with the second clamping element, institute The end for stating third inner wire one end is equipped with spicule, and the end of the other end is equipped with orbicule；
In the assembled state, first clamping element, the second clamping element, first folder are inserted into the both ends of the adapter respectively The spicule of third inner wire one end described in tight part resilient clamp, the third inner wire other end described in the second clamping element resilient clamp Orbicule so that first electric connector, the second electric connector can the relatively described adapter in the axial direction and radially It is mobile；
First inner wire, the second inner wire end be respectively equipped with axial blind hole, first clamping element, second clamp Part is inserted in the blind hole, and first clamping element, the second clamping element are tubular thin-wall part, the first clamping element packet Clamping part is included, the clamping part outer wall is stepped, including outer diameter is more than the diameter of blind hole and expands area and outer diameter less than institute Diameter of blind hole shrinking zone is stated, offers and is axially extended at least cutting through the enlarged-diameter area on the clamping part Slot；
The cylinder of the thin-wall part is clamping part, the barrel diameter court of the clamping part part close to the part that the blind hole is open The blind hole opening direction gradually increases；
The diameter shrinking zone and enlarged-diameter area intersection of the clamping part are equipped with holding section, and the inner wall of the holding section is towards described The orbicule diameter of blind hole opening direction reduced diameter, third inner wire end is more than the holding section minor diameter End, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule, specially：The enlarged-diameter area is through institute After the opening insertion for stating blind hole, the enlarged-diameter area is squeezed and radial contraction, the enlarged-diameter by the hole wall of the blind hole Contraction is mutually drawn close between the multi-disc shrapnel in area so that one end radius of the holding section close to the enlarged-diameter area, which is less than, to be leaned on The radius of the nearly diameter shrinking zone, the engagement site in the space that in the enlarged-diameter area, the holding section is formed with The hole interference fit of jointing holes forms self-locking structure, and the end of the orbicule is locked at the card by the holding section madial wall In conjunction portion；
Or the cylinder of the thin-wall part is holding section close to the part at the hole bottom, the barrel diameter of the holding section is towards blind Hole opening direction is gradually reduced, and the diameter of the orbicule of third inner wire end is more than the cylinder of the thin-wall part holding section Smaller diameter end, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule.
9. cavity body filter according to claim 8, which is characterized in that first electric connector, which has, to be located in first First outer conductor of conductor periphery, the second electric connector have the second outer conductor positioned at the second inner wire periphery, the adaptation Utensil has a third outer conductor positioned at third inner wire periphery, and the center of first outer conductor and the second outer conductor is provided with reception The periphery of the through-hole of the third outer conductor, third outer conductor both ends end is equipped with a circle protrusion, and the protrusion can phase It slides axially to the inner wall of the through-hole.
10. a kind of Remote Radio Unit, including ifd module, Transceiver Module, power amplifier and filter module, the filter module Including cavity body filter, the cavity body filter includes PCB circuit board, and the coaxial connector assemblies being connect with PCB circuit board, The coaxial connector assemblies, including adapter, and be electrically connected respectively with adapter both ends the first electric connector, second be electrically connected Device is connect, there is first electric connector the first inner wire, the second electric connector there is the second inner wire, the adapter to have Third inner wire, it is characterised in that：
The end of first inner wire is equipped with the first clamping element, and the end of second inner wire is equipped with the second clamping element, institute The end for stating third inner wire one end is equipped with spicule, and the end of the other end is equipped with orbicule；
In the assembled state, first clamping element, the second clamping element, first folder are inserted into the both ends of the adapter respectively The spicule of third inner wire one end described in tight part resilient clamp, the third inner wire other end described in the second clamping element resilient clamp Orbicule so that first electric connector, the second electric connector can the relatively described adapter in the axial direction and radially It is mobile；
First inner wire, the second inner wire end be respectively equipped with axial blind hole, first clamping element, second clamp Part is inserted in the blind hole, and first clamping element, the second clamping element are tubular thin-wall part, the first clamping element packet Clamping part is included, the clamping part outer wall is stepped, including outer diameter is more than the diameter of blind hole and expands area and outer diameter less than institute Diameter of blind hole shrinking zone is stated, offers and is axially extended at least cutting through the enlarged-diameter area on the clamping part Slot；
The cylinder of the thin-wall part is clamping part, the barrel diameter court of the clamping part part close to the part that the blind hole is open The blind hole opening direction gradually increases；
The diameter shrinking zone and enlarged-diameter area intersection of the clamping part are equipped with holding section, and the inner wall of the holding section is towards described The orbicule diameter of blind hole opening direction reduced diameter, third inner wire end is more than the holding section minor diameter End, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule, specially：The enlarged-diameter area is through institute After the opening insertion for stating blind hole, the enlarged-diameter area is squeezed and radial contraction, the enlarged-diameter by the hole wall of the blind hole Contraction is mutually drawn close between the multi-disc shrapnel in area so that one end radius of the holding section close to the enlarged-diameter area, which is less than, to be leaned on The radius of the nearly diameter shrinking zone, the engagement site in the space that in the enlarged-diameter area, the holding section is formed with The hole interference fit of jointing holes forms self-locking structure, and the end of the orbicule is locked at the card by the holding section madial wall In conjunction portion；
Or the cylinder of the thin-wall part is holding section close to the part at the hole bottom, the barrel diameter of the holding section is towards blind Hole opening direction is gradually reduced, and the diameter of the orbicule of third inner wire end is more than the cylinder of the thin-wall part holding section Smaller diameter end, in the assembled state, the cylinder inboard wall of the holding section are clamped the orbicule.
11. Remote Radio Unit according to claim 10, which is characterized in that first electric connector, which has, is located at the First outer conductor of one inner wire periphery, the second electric connector has the second outer conductor positioned at the second inner wire periphery, described There is adapter the third outer conductor positioned at third inner wire periphery, the center of first outer conductor and the second outer conductor to be provided with The through-hole of the third outer conductor is received, the periphery of third outer conductor both ends end is equipped with a circle protrusion, and the protrusion can It is slid axially with the inner wall of the relatively described through-hole.
CN201480038258.9A 2013-09-10 2014-03-14 Remote Radio Unit, cavity body filter and coaxial connector assemblies Active CN105612665B (en)

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CNPCT/CN2013/083213 2013-09-10
PCT/CN2013/083213 WO2015035553A1 (en) 2013-09-10 2013-09-10 Remote radio head unit, cavity filter, coaxial connector assembly, and electrical connector
CN201480038258.9A CN105612665B (en) 2013-09-10 2014-03-14 Remote Radio Unit, cavity body filter and coaxial connector assemblies
PCT/CN2014/073485 WO2015035759A1 (en) 2013-09-10 2014-03-14 Remote radio head unit, cavity filter, and coaxial connector assembly

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CN112913085B (en) * 2018-11-12 2024-01-02 胡贝尔舒纳公司 Printed circuit board connector
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CN111262078A (en) * 2020-01-22 2020-06-09 北京格润海泰科技有限公司 High-power-resistant radio frequency connector structure

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Address after: 233000 building 4, national financial incubation Industrial Park, 17 Yannan Road, high tech Zone, Bengbu City, Anhui Province

Patentee after: Dafu Technology (Anhui) Co., Ltd

Address before: 518108, Guangdong, Shenzhen province Baoan District manhole Street oyster Road, manhole Industrial Company Third Industrial Zone

Patentee before: SHENZHEN TATFOOK TECHNOLOGY Co.,Ltd.