CN2847595Y

CN2847595Y - Mini RF joint and plug connecting it

Info

Publication number: CN2847595Y
Application number: CN 200620000623
Authority: CN
Inventors: 郭彭益
Original assignee: FANTE ELECTRONIC ENTERPRISE Co Ltd
Current assignee: FANTE ELECTRONIC ENTERPRISE Co Ltd
Priority date: 2005-12-19
Filing date: 2006-01-10
Publication date: 2006-12-13
Anticipated expiration: 2016-01-10

Abstract

The utility model relates to a mini RF joint and the inserting plug thereof. The mini RF joint (10) comprises a socket body (1), a front and a rear flower basket structures (2, 2'), and a metal core (3), wherein both ends of the socket body (1) are provided with holes; the front and the rear flower basket structures (2, 2') are fixedly inserted into the holes of the socket body (1); the socket body (1) is forged by zinc-aluminum alloy and is exerted with gold plating treatment; the two flower basket structures (2, 2') are composed of a plurality of annular metal shell fragments (22) which are axially arranged between two metal annular rings (21a, 21b) and are integrally formed with the two metal annular rings (21a, 21b); the socket body (1) can be directly and fixedly welded to a PC board; the two flower basket structures (2, 2') can firmly wrap up and clamp a metal rod of a plug (61) of a signal wire (6 '). Therefore, a plurality of inserting and pulling times can not influence the contacted stability of the mini RF joint and the inserting plug thereof. Moreover, after the two flower basket structures (2, 2') is matched and inserted with the plug (61) with three kinds of different bus bars (6A-6C), the utility model enables the single RF joint (10) be inserted with the single plug (61), and has the input functions of two kinds of digital signals, or two kinds of different power supplies, or one kind of digital signal and one power supply.

Description

Mini RF joint reaches the plug with its grafting

Technical field

The utility model relate to a kind of RF joint and with the plug of its grafting, especially on the digital extending box of computer periphery or in be built on the mobile computer, can supply the plug of signal line or direct current supply line to peg graft, the mini RF joint that receives high-frequency digital video signal, audio, reaches the direct current function reaches and the plug of its grafting so that mobile computer has.

Background technology

The present utility model people had before once invented a kind of RCA joint of series connector, shown in patent documentation 1, the technology of this case mainly is to improve old-fashioned RCA joint, the inventor improves at patent documentation 1 more afterwards, and invent out the socket (can join this case Fig. 1～shown in Figure 3) of the High-frequency plug that discloses as patent documentation 2, its at original holder (DC POWER JACK) be modified into tubular conductor 71 and inserted for DC DC plug (DC POWERPLUG), this is except can be used as ground connection, more can be used as signal shielding usefulness, it is simple and easy to have structure simultaneously, cost is low, volume is little not to take up space, good advantages such as it is rapid to peg graft.

Secondly, patent documentation 1 and 2 socket can only receive a high-frequency digital signal, accept two high-frequency digital signals simultaneously for making it, the inventor develops a kind of double frequency Quick Connect Kit shown in patent documentation 3 (can join this case Fig. 4, shown in Figure 5), it is provided with on the circuit board of mobile computer 85 has two jacks 801,802 socket 80, two metal bars 811 for plug 81,812 insert, the signal line 82 of plug 81 is separated into two and hold the input terminal 83 that is connecting two different digital signals at other, 84, make mobile computer 85 under the grafting of unitary socket 80 and single plug 81, can have the receiving function of two kinds of different high-frequency signals simultaneously in view of the above, for example receiving digital television signal and FM broadcasting channel signal simultaneously.

Patent documentation 1: letters patent M251355 number " the RCA joint of series connector " of TaiWan, China bulletin on November 21st, 2004.

Patent documentation 2: the letters patent number M277150 number " socket of High-frequency plug " of TaiWan, China bulletin on October 1st, 2005.

Patent documentation 3: the letters patent number M263668 number " double frequency Quick Connect Kit " of TaiWan, China bulletin on May 1st, 2005.

Such as Fig. 1 of the present utility model～shown in Figure 3, for socket 70 three-dimensional exploded views of above-mentioned patent documentation 2, Constitutional diagram and full sectional view, above-mentioned socket 70 be by the insulation upper and lower two

shell bodies

72,73 with a metal Tubular conductor 71 and one in tubular conductor 71 metal-cored 74 be coated in, insert with a sheet metal 75 again Enter in the upper shell body 72 and will metal-cored 74 fix, aforementioned tubular conductor 71 has left and right sides

double fins

711, and 741 extensions of metal-cored 74 end tab utilize aforementioned double fins 711 and inserted sheet 741 for outside the housing Come to peg graft with the PC plate of associated electrical product or be welded and fixed Deng three little grafting points, only this fixed form is led easily Cause socket 70 and get loose, examining its reason is to be that socket 70 volumes have belonged to tiny (long 9mm, diameter 4mm), And three little grafting points such as double fins 711 and inserted sheet 741 are under the state less than socket 70, and the DC DC plug is not ( Take off) in the process of plug as long as application of force direction is improper or too fierce, just cause easily socket 70 breaking circuits Plate, and make signal disturb increase, impedance to increase, socket 70 is effectively firmly just become on the PC plate For answer improved problem in the future.

Moreover above-mentioned tubular conductor 71 is to insert for DC DC plug (not taking off), in tubular conductor 71 Wall arranges several annular shallow ridges 712 and the metal bar urceolus of DC DC plug with contact and clipping, long-time and Repeatedly plug and be easy to cause annular shallow ridges 712 abrasions in the use procedure, and when the plug angular deviation, also hold Easily cause annular shallow ridges 712 distortion, so will cause pulling with urceolus loose contact, the folder of DC DC plug in the future Not tight, cause easily get loose, and signal disturb the problems such as many to occur, cause connect-disconnect life to shorten, so how to restrain Taking above-mentioned problem points is to become the improved problem of the utility model wish.

Such as Fig. 4 of the present utility model, shown in Figure 5, for the Dual-frequency rapid connecting device of above-mentioned patent documentation 3 vertical Body exploded view and socket 80 three-dimensional exploded views, disclosing socket 80 among the figure is by two shell 80a, 80b coat up and down Two tubular conductors 803,804 two metal bars 811 for plug 81,812 urceolus inserts, and two In two metal bars 811 of metal-cored 86,87 insertions in the tubular conductor 803,804,812 the inner core; When Must give earlier aligning before the twin jack of the metal bar wish insertion socket 80 of plug 81, otherwise slightly have error just not Easily insert, and can cause metal-cored 86,87 in the two tubular conductors 803,804 to be out of shape; Secondly, exist Repeatedly also cause easily excessive abrasion after the plug, and plug 81 volumes too big, take up room, also be have improved Necessity, satisfying this problem also becomes the improved problem of the utility model wish.

Novel content

Main purpose of the present utility model be to carry a kind of mini RF joint and with the plug of its grafting, to reach after the grafting that contact is good, folder is pulled firm, reduce effects of jamming.

Secondary objective of the present utility model be to carry a kind of mini RF joint and with the plug of its grafting, it is by collocation distinctive pair of signal line plug (DC POWER PLUG), and make single jack can have the input (as high-frequency digital TV, digital FM broadcasting channel) of two kinds of digital signals, with reduced volume and easy to use.

A purpose more of the present utility model be to carry a kind of mini RF joint and with the plug of its grafting, the pedestal of its joint outside can combine with PC plate rapid welding with bigger area itself, and high structural strength, not yielding, can have good signal shielding and reduce resistance capabilities.

For achieving the above object, technical solutions of the utility model are that a kind of mini RF joint is characterized in that, comprising:

One has the pedestal of front and back hole;

Two are solidly plugged in before the aforementioned pedestal in the hole and are tandem flower basket structure, its by front and back two ringles, some ring-type equal angles axially-aligned between two ringles and metal clips integrated with it constituted; Aforesaid back flower basket structure outer race have in order to avoid with pedestal and before the insulating case of flower basket structure conducting, and after spend blue structure end to have the one-body molded outer pin of pedestal that extends; And

One is metal-cored, and hole and be positioned at the center of aforementioned back flower basket structure after being arranged in an insulating base and being inserted in aforementioned pedestal, its end have one and insulate mutually with the pin of back flower basket structure and be positioned at pedestal pin outward.

Wherein, two signal pins have insulating base and the insulating case in order to separate with pedestal respectively.

Wherein, the central authorities of metal clips have the contact site towards ringle center indent.

Wherein, pedestal is made by the allumen of surface gold-plating.

Wherein, described metal material is an allumen.

A kind of plug of pegging graft of being used for above-mentioned mini RF joint, this plug one end connection bus, end has single metal bar in addition, it is characterized in that described metal bar comprises:

One is used for the urceolus that contacts with the shell fragment of the preceding flower basket structure of mini RF joint;

One is used for the tube that contacts with the shell fragment of the back flower basket structure of mini RF joint, is an axial cylindrical shell, is positioned at described urceolus, outward, in have insulating barrier between two; And

One is used for the inner core for the metal-cored insertion of mini RF joint, is an axial cylindrical shell, is arranged in described, in, have insulating barrier between interior two.

Wherein, the bus that is connected plug one end is made up of the sub-signal line of two differences, and this two strips signal line end is connected with signal input end respectively.

Wherein, the bus that is connected plug one end is made up of the sub-signal line and the sub-power line of difference, and this sub-signal line and sub-power line end are connected with signal input end and power input terminal respectively.

Wherein, the bus that is connected plug one end is made up of the sub-power line of two differences, and this two strips power line end is connected with power input terminal respectively.

Aspect effect and effect, can obtain to following advantage by enforcement of the present utility model:

Flower basket structure in the pedestal firmly contacts and produces the splendid folder characteristic of pulling by annular metal clips with the plug (DC POWER PLUG) of signal line, and flower basket structure can also make it have grounding function with the pedestal conducting; Again, even the plug of signal line inserts when spending blue structure misalignment angle is slightly arranged, its metal clips still can produce with the urceolus of plug metal bar and well contact, and presss from both sides the characteristic of pulling nor can influence.

Secondly, after two flower basket structures in front and back are set in the pedestal, energy collocation distinctive pair of signal line plug (DCPOWER PLUG), so just can make single jack of pedestal can have the input (high-frequency digital TV, digital FM broadcasting channel) of two kinds of digital signals, reach the effect of reduced volume and convenient use.

In like manner, aforementioned pedestal, the plug of the distinctive duplicate supply line (bus) of also arranging in pairs or groups, two different DC power supply of using of single jack supply circuit plate that just can make pedestal like this with two flower basket structures in front and back.

In like manner, aforementioned pedestal with two flower basket structures in front and back, the plug of the distinctive signal of also arranging in pairs or groups, power line (bus) so just can make single jack of pedestal have the function of single-frequency digital signal and DC power supply input.

Moreover two signal line plugs have only a metal bar, and not needing as patent documentation 3 is two metal bars, and this neotectonics can make single RF joint peg graft and can obtain the functions of above-mentioned three kinds of different inputs behind the single plug behind two flower basket structures in front and back of collocation pedestal.

Pedestal forges with metal material and makes and after gold-plated processing, can have splendid structural strength, and can make pedestal be welded in the specific place of PC plate easily, thus fastness strong, be difficult for getting loose, and can have good signal shielding and reduce impedance effect.

Following according to detailed description of the embodiment shown in the drawing as back:

Description of drawings

Fig. 1: the socket three-dimensional exploded view of old-fashioned High-frequency plug.

Fig. 2: be the socket three-dimensional combination figure of Fig. 1 High-frequency plug.

Fig. 3: be the socket full sectional view of Fig. 1 High-frequency plug.

Fig. 4: the three-dimensional exploded view of old-fashioned double frequency Quick Connect Kit.

Fig. 5: be the socket three-dimensional exploded view of Fig. 4.

Fig. 6: this novel mini RF joint stereo appearance figure.

Fig. 7: be the mini RF joint three-dimensional cross-section diagram of Fig. 6.

Fig. 8: be the preceding blue floral structure D structure figure of Fig. 7.

Fig. 9: this novel the 1st kind of embodiment schematic diagram.

Figure 10: for the mini RF joint of Fig. 9 is fixed on section amplification figure on the circuit board.

Figure 11: the 2nd kind of embodiment schematic diagram that this is novel.

Figure 12: the 3rd kind of embodiment schematic diagram that this is novel.

Embodiment

As shown in Figure 6, be mini RF joint three-dimensional appearance schematic diagram of the present utility model, Fig. 7 then is the mini RF joint three-dimensional cross-section diagram of Fig. 6, comprises that by mini as can be known RF joint 20 among the figure a pedestal 1, that two ends have a hole 11,12 (as Fig. 7) is solidly plugged in two flower basket structures 2 of front and back in the hole 11 before the pedestal 1,2 ', and one is solidly plugged in the pedestal 1 back hole 12 and is positioned at metal-cored 3 of flower basket structure 2 ' center, back by insulating base 31 and form; In aforementioned, metal-cored 3 end then is positioned at outside the pedestal 1 and is bent into a pin 32.

In aforementioned again, two flower basket structures 2,2 ' are to be axial front and back to arrange, wherein, the outer race of back gaily decorated basket shape structure 2 ' is provided with insulating case 24 to prevent and gold-plated pedestal 1 and preceding flower basket structure 2 conductings, and its end has one-body molded extension for the pin 23 outside the pedestal 1, make RF joint 20 have two pins 23 with 32 transmitting two kinds of different signals respectively, two

pins

23,32 do not contact and separate with pedestal 1 with insulating base 31, insulating case 24 respectively.

As shown in Figure 8, three-dimensional structure diagram for the preceding flower basket structure 2 of above-mentioned mini RF joint, disclosing flower basket structure 2 among the figure is metallic electric conductors, it is by front and back two ringle 21a, 21b, some ring-type equal angles axially-aligned are in two ringle 21a, between the 21b and metal clips integrated 22 with it constitute, the central authorities of metal clips 22 present to ringle 21a, the contact site 221 of 21b center indent, this contact site 221 is depicted as tabular as drawing, front and back two linking arms that are connected with contact site 221 one then are arcs, forming the aperture of bringing shape together owing to the indent of contact site 221 is little than the aperture that metal clips 22 rear and front ends form, plug metal bar urceolus (not taking off) diameter in inserting flower basket structure 2 greater than aforementioned contact site 221 formation bring the shape aperture together the time, metal clips 22 is subjected to the metal bar urceolus at contact site 221 and replaces back generation dilating effect, also can produce the resilient clamp effect to metal bar urceolus (not taking off) simultaneously, this has further instruction in follow-up Figure 10.

Therefore as for the structure of back flower basket structure 2 ', then the flower basket structure 2 with above-mentioned is identical, promptly no longer further specifies at structure, the effect of back flower basket structure 2 ' below.

The pedestal 1 of above-mentioned mini RF joint be with behind the allumen forging molding on the surface through one deck gold-plated processing, therefore pedestal 1 can firmly be welded on the PC plate 41 (Fig. 9 announcement) of numerical digit extending box with bigger contact area, the enforcement of this mode can have the following advantages: 1 of pedestal is as the metal forging moulding, so structural by force, not yielding, and pedestal 1 is after surface gold-plating is handled, and can be beneficial to the construction of PC plate 41 rapid welding, bonding area is big again, fastness is strong, impedance is few, signal disturbs and also reduces etc.

Be illustrated in figure 9 as the utility model the 1st embodiment schematic diagram, Figure 10 then is the mini RF joint and amplification view after plug combines among Fig. 9, disclose female signal line 6A (or claiming bus) end among the figure and be made up of two strip signal line 6a, the 6b of difference, this two strips signal line 6a, 6b end are connected the digital signal input terminal 62 and 63 (being all old-fashioned) of different high frequencies respectively; Female signal line 6A end in addition then is connected plug 61 (DC POWER PLUG), the feature of this plug 61 is to contain single metal bar, the urceolus 611 of this metal bar, inner core 612, middle tube 613 can be with front and back two flower basket structures 2,2 ' in the pedestal 1, and metal-cored 3 produce clip conducting effects, contact with the shell fragment 22 of flower basket structure 2 as urceolus 611, middle tube 613 contacts with the shell fragment 22 of back flower basket structure 2 ', 612 confessions of inner core metal-cored 3 are inserted and contact, in view of the above, can reach the function of double frequency input and ground connection simultaneously.Secondly, between the metal bar urceolus 611 of plug 61 and middle tube 613, and in tins 613 and inner core 612 between insulating barrier 614,615 is set completely cuts off effect and be necessary to reach.

After plug 61 and mini RF joint 20 are pegged graft, be by front and back two flower basket structures 2, the central contact site 221 of 2 ' some annular metal clips 22 presss from both sides the metal bar urceolus 611 of the plug 61 of pulling, because metal clips 22 has splendid elasticity, so central contact site 221 meeting appropriateness are expanded outwardly to hold urceolus 611 and are inserted smoothly, and it can't be come off urceolus 611 clampings by the elasticity clamping action of metal clips 22 after inserting, even the metal bar of plug 61 has angular deviation slightly when inserting, also can produce good contact by metal clips 22 elastic reactions own, the characteristic of pulling is pressed from both sides in unlikely influence; Moreover the conducting by preceding flower basket structure 2 and pedestal 1 itself produces the ground connection effect; In addition, middle tube 613 contacts with the back shell fragment 22 of flower basket structure 2 ', and in metal-cored 3 inner cores 612 that are inserted in metal bar urceolus 611, the two makes two different signals conduct to PC plate 41 respectively.

Be this 2nd kind of novel embodiment schematic diagram as shown in figure 11, present embodiment still follows the plug 61 of Fig. 9 embodiment, and being that with Fig. 9 embodiment difference signal, power line 6B (or claiming bus) are made up of a strip signal line 6b and a strip power line 6c, this sub-signal line 6b, sub-power line 6c end are connecting signal input end 63 (being all the habit formula), dc supply input 64 (being all the habit formula) respectively.Wherein, by the single-frequency digital signal of signal input end 63 inputs can via the inner core 612 of plug 61 (ginseng Figure 10), RF joint 20 metal-cored 3 and the signal pin 32 that arrives; Then spend blue structure 2 ' and the pin 23 that arrives by the electric current of power input terminal 64 input through the middle tube 613 of plug 61 (ginseng Figure 10), RF joint 20; The urceolus 611 of plug 61 contacts with blue structure 2 of spending of RF joint 20 and pedestal 1 surface gold-plating layer again, and uses as ground wire.

Be this 3rd kind of novel embodiment schematic diagram as shown in figure 12, present embodiment still follows the plug 61 of Fig. 9 embodiment, and being that with Fig. 9 embodiment difference female power line 6C (or claiming bus) is made up of two strip power line 6c, 6d, this sub-power line 6c, 6d end are connecting dc supply input 64,65 respectively.In view of the above, can reach the function of input of two power supplys and ground connection simultaneously.

More than, be according to the graphic detailed description of the utility model, only in not surmounting the utility model main idea scope, can carry out various any changes with the dealer, therefore, such as utilize example with the relevant structure of the utility model, only otherwise exceed the impartial change of various equivalences in the utility model main idea scope, its structure, device and design all should be contained and belong in the utility model category.

Claims

1. one kind mini RF joint is characterized in that comprising:

One has the pedestal of front and back hole;

Two are solidly plugged in before the aforementioned pedestal in the hole and are tandem flower basket structure, its by front and back two ringles, some ring-type equal angles axially-aligned between aforementioned two ringles and metal clips integrated with it constituted; Aforesaid back flower basket structure outer race be provided with in order to avoid with pedestal and before the insulating case of flower basket structure conducting, and back flower basket structure end has one-body molded extension for the outer pin of pedestal; And

2. mini RF joint as claimed in claim 1 is characterized in that: two pins have insulating base and the insulating case in order to separate with pedestal respectively.

3. mini RF joint as claimed in claim 1, it is characterized in that: the central authorities of metal clips have the contact site towards ringle center indent.

4. mini RF joint as claimed in claim 1, it is characterized in that: pedestal is made by the metal material of surface gold-plating.

5. mini RF joint as claimed in claim 1 is characterized in that: described metal material is an allumen.

6. one kind is used for the plug of pegging graft with the described mini RF joint of claim 1, this plug one end connection bus, and end has single metal bar in addition, it is characterized in that described metal bar comprises:

7. plug as claimed in claim 6 is characterized in that: the bus that is connected plug one end is made up of the sub-signal line of two differences, and this two strips signal line end is connected with signal input end respectively.

8. plug as claimed in claim 6 is characterized in that: the bus that is connected plug one end is made up of the sub-signal line and the sub-power line of difference, and this sub-signal line and sub-power line end are connected with signal input end and power input terminal respectively.

9. plug as claimed in claim 6 is characterized in that: the bus that is connected plug one end is made up of the sub-power line of two differences, and this two strips power line end is connected with power input terminal respectively.