CN2333100Y

CN2333100Y - Telecommunication system adapter

Info

Publication number: CN2333100Y
Application number: CN 98204131
Authority: CN
Inventors: 黄顺坚
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-04-29
Filing date: 1998-04-29
Publication date: 1999-08-11
Anticipated expiration: 2008-04-29

Abstract

The utility model relates to a telecommunication system adapter, which comprises a machine cabinet, a machine casing, and a single-channel switching monomer; the switching monomer is composed of a switching socket, two circuit boards, and a shell; the two circuit boards are fixed to the lower end of the shell, one of circuit boards is connected with the switching socket and a jumping welding pin, and the other circuit board respectively uses an output-input pin and a power supply pin as an external connecting terminal; the machine casing can be sheathed with the switching monomer, and the inner part of the machine casing, the output-input pin of the switching monomer and the power supply pin can be correspondingly formed with a slot and a sheathing hole; the machine cabinet can be sheathed with a plurality of the machine casings, the inner wall of the machine cabinet is provided with a circuit board for electric feeding, the surface of the circuit board is formed with a plurality of copper foil for externally connecting with the power supply, and for feeding electric power to the switching monomer.

Description

The telecommunication system adapter

The utility model relates to a kind of telecommunication system adapter, and it is the switching monomer of single passage, by three-port type multi-tap, two perpendicular circuit board and shell, is sleeved on casing successively and is combined in the cabinet signal adapter of formation telecommunication system.

Now between each system of telecommunication bureau, all be to connect by so-called adapter, the circuit design of this adapter inside as shown in Figure 8, its design has the circuit of jumper connection and switching, incoming line (I/P) is by coaxial fitting 67 or directly sends into wire wrap terminal, have mirror by one and survey jack 54 (using) for monitoring, and the multi-tap 51 of two transfer jacks 55 and with figure in the jumper connection of lower left be connected with pin 56, and the while is provided with flashing indicator light 53 and the power supply lines that shows user mode in the top in the drawings, this incoming line (I/P) and jumper connection are to be fixedly connected on two telecommunication systems with pin 56, transit line is then by multi-tap 51, after (IN/OUT) plug is gone in insertion output, can promptly disconnect with the telecommunication system on the pin 56, and take over immediately by the other system that is inserted in multi-tap 51 places with being connected jumper connection.

And existing adapter, two kinds of different types are arranged, wherein a kind of for as shown in Figure 6, including can be for the casing 60 that is fixed on cabinet or frame (figure does not show) and can be for a plurality of switching monomers 50 (only drawing a group) that insert in the casing 60, wherein, switching monomer 50 mainly is made of rectangular circuit board 57 and molded multi-tap 51, Copper Foil contact 58 by circuit board 57 rear portions contacts with the contact flat spring 63 of casing 60 inner bottom part connectors 62, and send signal and connect power supply by the wire wrap terminal 64 at rear, and circuit board 57 the place aheads also equally connect be positioned at the below many with the Copper Foil contact and can constitute signal paths with pin 56 and with the molded multi-tap 51 of switching monomer 50 tops for the jumper connection that connects other system, then be formed with the flashing indicator light 53 of indicating status in the front of molded multi-tap 51, monitoring jack 54 and two transfer jacks 55, when inserting the plug (plug sleeve) of desire grafting in two transfer jacks, 55 places, can be by the switching effect (as Fig. 8) of molded multi-tap 51 inside, and the jumper connection that makes below pin 56 off-lines, then be connected with it with the circuit that inserts two transfer jacks 55, in addition, above switching monomer 50, be formed with the shell fragment 52 of tool trip 521, make switching monomer 50 after guide channel 61 insertions of casing 60, but mat trip 521 clips are on casing 60, engage the location, moreover, casing 60 inner faces are for forming the wire wrap terminal 64 that inserts the flexure type contact flat spring 63 of conduction and extend for each switching monomer 50 backwards, and can directly be connected with extraneous circuit or have a plurality of signals to export afterframe 66 into coaxial fitting 67 by combination by wire wrap terminal 64, as shown in Figure 7, by 65 connection coaxial fitting 67 and the wire wrap terminals 64 that wind the line, making conversion of signals is coaxial version, and successfully be connected with the unlike signal joint, as for the electric power that aforementioned switching monomer 50 is provided, for directly importing into to each switching monomer 50 with specific wire wrap terminal.

Above-mentioned existing telecommunication system adapter, there are the following problems:

1 power wiring is installed inconvenience: during installation, power wiring must be wound in power line on the specific wire wrap terminal by the routing mode, like this, when desiring to carry out a large amount of wiring operation between the casing, very complicated and inconvenience, and easily because of arranging between each casing closely, and the easier trouble that causes, in addition, when desire is changed if casing damages, more must increase and remove coiling and the step of wind the line again (routing), operation inconvenience.

2 switching monomers easily come off, and fail safe is not good: switching monomer 50 only fastens with casing 60 with the trip 521 of a shell fragment 52, because of vibrating or come off by improper stirring, causes the major defect of switching monomer 50 loose contacts or signal interruption easily.

The durability of 3 switching monomers is not good: because the various jack of formed multi-tap 51 is with the moulding of plastics one mode on the switching monomer 50, like this, promptly cause " reaming " problem because of plug constantly plugs operation easily, therefore, durability is relatively poor.

4 contact flat spring durabilities are not good: contact flat spring 63 promptly is out of shape because of repeatedly plugging easily for using the bending-type shell fragment, causes local loose contact, and this reduces the reliability of telecommunication system.

And another adapter, its structure substantially as shown in Figure 9, its switching monomer 70 is integrated with four groups of passages, the surface has four groups of flashing indicator lights 73 as the aforementioned side by side, four groups of monitoring jacks 74, export into transfer jack 75 and four for four groups and arrange jumper connection pin 72 longitudinally, its inside then has an inboard circuit plate 77 to connect four groups of multi-taps 71, each multi-tap 71 is except insulation spacer, all the other are metal material, can not produce the reaming problem that the plastic moulding multi-tap of Fig. 6 is derived, so it is comparatively durable, and there is one group of switching pin 771 at the back side of inboard circuit plate 77, the outboard circuit plate 78 of two kinds of different types of available property ground grafting, 79, on these two kinds of outboard circuit plates 78, the lower end all is formed with and can it be combined in the circular hole at place, the monomer back side for screw 784, and the position is formed with power supply contact feet 783 up, 793 and adapter 782,792, and two

outboard circuit plates

78,79 do not exist together only is to be formed with respectively wire wrap terminal 781 or coaxial fitting 791, adapter 782,792 can combine with the switching pin 771 of switching monomer 70 and constitute signal circuit, and be positioned at two outboard circuit plates 78, three power supply contact feets 783 of 79 tops, 793 power supply copper sheets that can contact cabinet make extraneous electric power transfer to the monomer 70 of transferring.

This telecommunications patching device, though it is higher to have durability, the advantage that power line need not to wind the line and connects, but this single switching monomer 70 forms four groups of passages, when carrying out maintenance activity, will inevitably cause four groups of passages to interrupt, and since each passage for to transmit hundreds of groups of signals in the carrier modulation mode, this product causes quite a lot of loop to interrupt easily, obviously can cause having a strong impact on to communication, and this design is also because the impedance transducer size at each coaxial fitting 791 of the outboard circuit plate 79 that the activity that can supply is changed and rear thereof is bigger, and need take big volume, and respectively organizing passage also can't be as traditional approach, it can be cut open, so this switching monomer 70 that is integrated with many group passages, if the output-input interface requirement is 75 ohm of uneven formulas (as Fig. 8), then the casing back also can provide enough areas to be connected the impedance transducer device with the screw fixing hole, also can avoid because of different demands cause the part variation stock buildup and processing procedure burden.

Main purpose of the present utility model is to provide a kind of electrical connection reliable telecommunication system adapter, it is made of jointly switching monomer, casing and cabinet, be the feed circuit board that is formed with whole row's formula mainly in the cabinet internal face, and by inserting a plurality of casings, the resilient contact at the mat casing back side contacts with circuit board with feed, making power supply need not coiling connects, so that carry out dismounting, more because the resilient contact of casing is built-in with spring, make it can and power supply between keep the excellent contact conductive effect.

Another purpose of the present utility model is in providing a kind of structural safety reliable telecommunication system adapter, the monomer of wherein transferring is to be formed with upper and lower totally two groups elastic latch, and the elastic latch of its below must just can unlock by the instrument insertion after fastening, and it can prevent to come off.

Another purpose of the present utility model is to provide a kind of telecommunication system adapter of being convenient to keep in repair, the monomer of wherein transferring is with the three-port type multi-tap, and cooperate two narrower erect type circuit boards to constitute single channel, when maintenance activity, only influence single passage, unlikelyly cause serious communication disruption problem.

A purpose more of the present utility model is to provide a kind of telecommunication system adapter of being convenient to discern, and is formed with an indication plate sheath on the monomer of wherein transferring, and is convenient to the switching monomer is discerned.

For achieving the above object, the utility model is taked following measure:

Telecommunication system adapter of the present utility model comprises:

At least two single channel switching monomers, single channel switching monomer is made up of multi-tap, two arrow gauge shape vertical type circuit boards and the shell of many jack types; Shell is the frame shape, two circuit boards are fixed on the bottom of shell abreast, supported by a plurality of conductive poles between two circuit boards, the one circuit board is connected multi-tap and connects the jumper connection pin, and another circuit board is respectively to export pin and power plug as external end points;

At least one casing, be inserted in for single channel switching monomer, pin and corresponding slot and the trepanning of being formed with of power plug are gone in its inner output with the switching monomer, inner conductive clip and the external pin of forming of slot, the contact thimble of trepanning internal configurations spring and projection outwardly;

One cabinet is inserted in wherein for a plurality of casings, disposes the feed circuit board of long strip type in internal face, circuit board surface is formed with the Copper Foil of the parallel and external power supply of multi-disc, after can inserting for casing, each power supply Copper Foil is contacted with each thimble of casing, to send into electric power to casing and switching monomer.

Described telecommunication system adapter is characterized in that: described switching monomer is formed with upper and lower trip, and the casing corresponding position is formed with upper and lower button hole, following trip and the tight fit of following button hole, and casing also combines in the above described manner with cabinet.

Described telecommunication system adapter is characterized in that: the front of described switching monomer includes one can be for the indication plate sheath of identification.

Compared with the prior art the utility model has following effect:

By above technical scheme as can be known, the utility model be a kind of with a plurality of single channels switching monomers after the casing switching, recombinant makes when carrying out maintenance activity in cabinet, only influences one of them communication port, can avoid serious communication disruption problem; Secondly, dispose indication plate eye-catching and that be convenient to discern on the utility model switching monomer, the dual location of upper and lower trip of while, safe and reliable, the casing of power supply contact and the cabinet that is correspondingly provided with feed usefulness circuit board type formula through being equipped with spring and thimble, make casing and power supply between the cabinet need not complicated coiling and is connected, install and dismantle easier.

Further specify specific structural features of the present utility model below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1: the three-dimensional exploded view of switching monomer of the present utility model.

Fig. 2: the schematic diagram that switching monomer of the present utility model cooperates with casing.

Fig. 3: the utility model is combined in the solid combination schematic diagram in the cabinet.

Fig. 4: combination partial sectional view of the present utility model.

Fig. 5: the assembled sectional view of casing of the present utility model and afterframe.

Fig. 6: the three-dimensional exploded view of first kind of existing switching equipment.

Fig. 7: the combination view of first kind of existing switching equipment.

Fig. 8: the equivalent circuit diagram of existing adapter.

Fig. 9: the three-dimensional exploded view of second kind of existing adapter.

Telecommunication system adapter of the present utility model comprises switching monomer, casing and cabinet, as shown in Figure 3, cabinet 40 is a long cuboid, can supply a plurality of casings 30 shown in Fig. 2 left side of fit successively, can be as the casing 30 of Fig. 2 for the switching monomer 10 grafting combinations of several arrow gauge shape single channel patterns shown in right side among the figure, and followingly promptly with regard to every structure it is described successively.

As shown in Figure 1, single channel switching monomer 10 of the present utility model comprises: the plastic casing of frame shape, the upright circuit board 20 of three-port type multi-tap 11 and two narrow long types, 24, wherein, the upper half part of shell is to supply three-port type multi-tap 11 fit with it, the housing corresponding position then is formed with mirror and surveys jack 16 and two transfer jacks 17, above corresponding to monitoring jack 16, more form bossed indication plate sheath 14 and indicator light 15, top at shell, bottom position is formed with respectively can be for stably fastening in 30 places of casing shown in Fig. 2, following button hole 31, in 32 places, following trip 121,131 (respectively with last, following

shell fragment

12,13 combinations), then equidistantly dispose in the nearly rear position of shell of switching monomer 10 long narrow and be uprightly put first, second

layer circuit board

20,24, support and connection with a plurality of conductive poles 22 between two circuit boards, top in ground floor circuit board 20 fronts, centre and below are formed with respectively can be for the conductive pole 23 that connects aforementioned indicator light 15, for the welding hole of welding multi-tap 11 and be combined with a plurality of jumper connections that pass monomer outer casing frontispiece below with pins 21, the back side of second layer circuit board 24 then be formed with the power plug 26 that is positioned at the top and position below output go into pin 25.

As shown in Figure 2, can be for the casing 30 of switching monomer 10 sleeve combinations, except as described above last, following internal face place is formed with, following button hole 31, outside 32, more be formed with the round trepanning 34 and the slot 33 of respective numbers at the inner bottom part place, the inside of circle trepanning 34 is for forming spring and thimble, really contact for power plug 26 with switching monomer 10, and each slot 33 of casing 30 is same as general socket, and stretch out backwards respective numbers external pin 35 (or in conjunction with as drawing on the left of the afterframe that contains a plurality of coaxial fittings 37 36, be converted to coaxial fitting), as shown in Figure 4, aforementioned each circle trepanning 34 inside are formed with spring 341 and stretch out thimble 342 towards the rear, but form the on-deformable state (for plug provides good durability) that pin 25 is gone in 10 each output of clamping switching monomer in each slot 33, as shown in Figure 3, a plurality of casings 30 that are inserted with switching monomer 10 are inserted in the rectangle cabinet 40, the power supply of cabinet 40 can automatically be fed in the casing 30 and the monomer 10 of respectively transferring, the mode of each casing 30 of the automatic feed-in of this power supply and switching monomer 10, be to realize with circuit board 43 by the feed that is arranged on cabinet 40 inner bottom parts as Fig. 3, this feed is strip with circuit board 43 and is distributed in cabinet 40 full sections, and form hanging shape by a plurality of pillars 47 of equidistant configuration, more be formed with many parallel each other power supply Copper Foils 44～46 on the surface, therefore, with be inserted with the switching monomer 10 casing 30 be inserted in cabinet 40 inside really after, promptly shown in the partial sectional view of Fig. 4, the flexible thimble 342 of each tool that protrudes in casing 30 back sides is contacted with feed each power supply Copper Foil 44～46 with circuit board 43 surfaces, can reach the effect of energized, need not to install power supply wiring, in like manner, when desire is taken out casing 30 in cabinet 40, also need not dismantling power distribution step equally, and be fastened on the monomer 10 of respectively transferring on the casing 30, more with on it, following trip 121,131 positively fasten, and behind following button hole 32 fastenings of its following trip 131 and casing 30, can prevent to come off, must the tool using insertion just can unlock.

Claims

1 one kinds of telecommunication system adapters is characterized in that, comprising:

2 telecommunication system adapters according to claim 1 is characterized in that: described switching monomer is formed with upper and lower trip, and the casing corresponding position is formed with upper and lower button hole, following trip and the tight fit of following button hole, and casing also combines in the above described manner with cabinet.

3 telecommunication system adapters according to claim 1 is characterized in that: the front of described switching monomer includes one can be for the indication plate sheath of identification.