CN204257988U - Branching device - Google Patents

Branching device Download PDF

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Publication number
CN204257988U
CN204257988U CN201420699227.5U CN201420699227U CN204257988U CN 204257988 U CN204257988 U CN 204257988U CN 201420699227 U CN201420699227 U CN 201420699227U CN 204257988 U CN204257988 U CN 204257988U
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CN
China
Prior art keywords
interface
cable interface
terminal
cable
differential terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420699227.5U
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Chinese (zh)
Inventor
李军仁
罗蜀钧
朱建雄
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Petrochina Co Ltd
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Petrochina Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Priority to CN201420699227.5U priority Critical patent/CN204257988U/en
Application granted granted Critical
Publication of CN204257988U publication Critical patent/CN204257988U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a branching device. The branching device comprises a first branching device, a second branching device and a third branching device, wherein the first branching device is arranged in the machine room and used for connecting a telephone network in the machine room, a switch in the machine room and a first original network cable interface in the machine room; and the second deconcentrator is arranged in the target space and used for connecting a second original network cable interface, a network terminal and a telephone terminal in the target space, wherein the second original network cable interface is connected with the first original network cable interface. Through the utility model discloses, solved and newly increased the telephone interface among the prior art and need rewire the problem that leads to the wasting of resources, and then reached not only satisfied the communication demand but also avoided the effect of wasting of resources.

Description

Branch means
Technical field
The utility model relates to a kind of branch means.
Background technology
Current family or office space telecommunications outlet (that is, network cable socket) and telephone line socket generally all adopt concealed installation form, telephone line socket and network cable socket is general manyly lays having carried out concealed wire within the walls when house civil engineering.If this place increases telephone, mostly the measure that general telecommunication department is taked is to re-start wiring; Rewiring not only destroys the finishing environment in former place, more mainly increases the wasting of resources.
Need rewiring to cause the problem of the wasting of resources for telephony interface newly-increased in prior art, not yet propose effective solution at present.
Utility model content
Main purpose of the present utility model is to provide a kind of branch means, needs rewiring to cause the problem of the wasting of resources to solve newly-increased telephony interface in prior art.
To achieve these goals, according to the utility model embodiment, provide a kind of branch means.
Comprise the first deconcentrator according to branch means of the present utility model, be arranged in machine room, for connecting the first original cable interface in the telephone network in described machine room, the switch in described machine room and described machine room; And second deconcentrator, be arranged in object space, for connecting the second original cable interface, the network terminal and the telephone terminal in described object space, wherein, described second original cable interface is connected with described first original cable interface.
Further, described first deconcentrator comprises: the first telephone line interface, for connecting described telephone network; First cable interface, for connecting described switch; And second cable interface, be all connected with described first cable interface with described first telephone line interface, and for connecting described first original cable interface, described second deconcentrator comprises: the 3rd cable interface, for connecting described second original cable interface; 4th cable interface, is connected with described 3rd cable interface, and for connecting the described network terminal; And second telephone line interface, be connected with described 3rd cable interface, and for connecting described telephone terminal.
Further, described first telephone line interface is a RJ11 interface, described first cable interface is a RJ45 interface, described second cable interface is the 2nd RJ45 interface, wherein: the first differential terminal of the first differential terminal of a described RJ45 interface pair and described 2nd RJ45 interface is to being connected, and the second differential terminal of the second differential terminal of a described RJ45 interface pair and described 2nd RJ45 interface is to being connected; 3rd differential terminal of the first data transmission of a described RJ11 interface pair and described 2nd RJ45 interface is to being connected, and the 4th differential terminal of the second transfer of data of a described RJ11 interface pair and described 2nd RJ45 interface is to being connected.
Further, described second telephone line interface is the 2nd RJ11 interface, described 3rd cable interface is the 3rd RJ45 interface, described 4th cable interface is the 4th RJ45 interface, wherein: the first differential terminal of the first differential terminal of described 4th RJ45 interface pair and described 3rd RJ45 interface is to being connected, and the second differential terminal of the second differential terminal of described 4th RJ45 interface pair and described 3rd RJ45 interface is to being connected; 3rd differential terminal of the first data transmission of described 2nd RJ11 interface pair and described 3rd RJ45 interface is to being connected, and the 4th differential terminal of the second transfer of data of described 2nd RJ11 interface pair and described 3rd RJ45 interface is to being connected.
Further, described first deconcentrator also comprises: the first housing, and wherein, described first telephone line interface, described first cable interface and described second cable interface are all arranged in described first housing.
Further, described first housing comprises: the first assembly; And second assembly, wherein, described first assembly and described second assembly clamping.
Further, described first housing also comprises: the first base, for fixing described first telephone line interface, described first cable interface and described second cable interface.
Further, described second deconcentrator also comprises: the second housing, and wherein, described 3rd cable interface, described 4th cable interface and described second telephone line interface are all arranged in described second housing.
Further, described second housing comprises: the 3rd assembly; And the 4th assembly, wherein, described 3rd assembly and described 4th assembly clamping.
Further, described second housing comprises: the second base, for fixing described 3rd cable interface, described 4th cable interface and described second telephone line interface.
According to utility model embodiment, adopt the branch means with following structure: the first deconcentrator, is arranged in machine room, for connecting the first original cable interface in the telephone network in described machine room, the switch in described machine room and described machine room; And second deconcentrator, be arranged in object space, for connecting the second original cable interface, the network terminal and the telephone terminal in described object space, wherein, described second original cable interface is connected with described first original cable interface.By arranging the first deconcentrator connecting telephone network, switch and machine room cable interface respectively in machine room side, achieve and by the first deconcentrator, the phone transmission of telephone network and the Internet Transmission of switch are merged on machine room cable interface; By arranging the second deconcentrator of connection space cable interface, the network terminal and telephone terminal respectively in object space side, achieve and separate phone transmission and Internet Transmission by the second deconcentrator from space networks line interface.Used by the pairing of the first deconcentrator and the second deconcentrator, achieve and can separate telephone transmission line from the original cable interface of object space without the need to rewiring, solving in prior art newly-increased telephony interface needs rewiring to cause the problem of the wasting of resources, and then reaches the effect not only meeting communication need but also avoid the wasting of resources.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the branch means according to the utility model embodiment;
Fig. 2 is the hardware environment figure of the branch means that application the utility model embodiment provides;
Fig. 3 is the structural representation of the first deconcentrator of branch means according to the utility model embodiment;
Fig. 4 is the structural representation of the second deconcentrator of branch means according to the utility model embodiment; And
Fig. 5 is the wiring schematic diagram according to the first deconcentrator in the branch means of the utility model embodiment.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
It should be noted that, term " first ", " second " etc. in specification of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged, in the appropriate case so that embodiment of the present utility model described herein.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
The utility model embodiment provides a kind of branch means.Fig. 1 is the structural representation of the branch means according to the utility model embodiment.As shown in Figure 1, this branch means mainly comprises the first deconcentrator 10 and the second deconcentrator 20, wherein:
First deconcentrator 10 is arranged in machine room, and for connecting the first original cable interface in the telephone network in machine room, the switch in machine room and machine room, the first original cable interface is machine room cable interface when not arranging the first deconcentrator 10.
Second deconcentrator 20 is arranged in object space, for the original cable interface of second in linking objective space, the network terminal and telephone terminal, wherein, second original cable interface is connected with the first original cable interface, object space is the place needing newly-increased telephony interface, can be specifically the office or family etc. of user, second original cable interface is the original cable interface of user side, the network terminal can be desktop computer or notebook computer, and telephone terminal can be telephone set or facsimile machine.
In the utility model embodiment, by arranging the first deconcentrator connecting telephone network, switch and machine room cable interface respectively in machine room side, achieve and by the first deconcentrator, the phone transmission of telephone network and the Internet Transmission of switch are merged on machine room cable interface; By arranging the second deconcentrator of connection space cable interface, the network terminal and telephone terminal respectively in object space side, achieve and separate phone transmission and Internet Transmission by the second deconcentrator from space networks line interface.Used by the pairing of the first deconcentrator and the second deconcentrator, achieve and can separate telephone transmission line from the original cable interface of object space without the need to rewiring, solving in prior art newly-increased telephony interface needs rewiring to cause the problem of the wasting of resources, and then reaches the effect not only meeting communication need but also avoid the wasting of resources.
Fig. 2 is the hardware environment figure of the branch means that application the utility model embodiment provides, as shown in Figure 2, first deconcentrator 10 is all connected with the original cable interface 50 of first in machine room with the telephone network 30 in machine room, the switch 40 in machine room, second deconcentrator 20 is all connected with telephone terminal 80 with the original cable interface 60 of second in object space, the network terminal 70, and the second original cable interface 60 is connected with the first original cable interface 50.As can be seen from Figure 2, when needs during newly-increased telephone transmission line, can separate the telephone transmission line that can connect telephone terminal 80 from the second original cable interface 60 without the need to rewiring in object space.
It should be noted that, in the utility model embodiment, the first deconcentrator 10 and the second deconcentrator 20 can be the deconcentrator that two structures are identical.
Particularly, Fig. 3 is the structural representation of the first deconcentrator of branch means according to the utility model embodiment, and as shown in Figure 3, the first deconcentrator 10 comprises the first telephone line interface 11, first cable interface 12 and the second cable interface 13, wherein, the first telephone line interface 11 is for connecting telephone network; First cable interface 12 is for connecting switch; Second cable interface 13 is all connected with the first cable interface 12 with the first telephone line interface 11, and for connecting the first original cable interface, namely, first deconcentrator 10 is connected with the telephone network in machine room by the first telephone line interface 11, be connected with the switch in machine room by the first cable interface 12, be connected with the first original cable interface by the second cable interface 13, and the second cable interface 13 in the first deconcentrator 10 is all connected with the first cable interface 12 with the first telephone line interface 11.
Fig. 4 is the structural representation of the second deconcentrator of branch means according to the utility model embodiment, as shown in Figure 4, the second deconcentrator 20 in the branch means that the utility model embodiment provides comprises the 3rd cable interface 21, the 4th cable interface 22 and the second telephone line interface 23, wherein, the 3rd cable interface 21 is for connecting the second original cable interface; 4th cable interface 22 is connected with the 3rd cable interface 21, and for interconnection network terminal; Second telephone line interface 23 is connected with the 3rd cable interface 21, and for connecting telephone terminal, that is, the second deconcentrator 20 is connected with the second original cable interface by the 3rd cable interface 21; Be connected with the network terminal by the 4th cable interface 22, be connected with telephone terminal by the second telephone line interface 23, and the 3rd cable interface 21 in the second deconcentrator 20 is all connected with the second telephone line interface 23 with the 4th cable interface 22.
Particularly, Fig. 5 is the wiring schematic diagram of the first deconcentrator 10 in the branch means of the utility model embodiment, as shown in Figure 5, the first telephone line interface 11 in first deconcentrator 10 is a RJ11 interface 111, first cable interface 12 is a RJ45 interface 121, second cable interface 13 is the 2nd RJ45 interface 131, wherein, one RJ45 interface 121 comprises four differential terminal pair, be respectively the first differential terminal to (1,2), the second differential terminal to (3,6), the 3rd differential terminal to (4,5) the and four differential terminal is to (7,8); Identical with a RJ45 interface, 2nd RJ45 interface 131 also comprises four differential terminal pair, that the first differential terminal is to (1 respectively, 2), the second differential terminal is to (3,6), the 3rd differential terminal is to (4,5) the and four differential terminal is to (7,8); One RJ11 interface 111 comprises three transfer of data pair, is first data transmission respectively to (4,5), the second transfer of data to (2,3) and the 3rd transfer of data to (1,6).
First differential terminal of the first differential terminal of the one RJ45 interface 121 pair and the 2nd RJ45 interface 131 is to being connected, see Fig. 5, namely, the differential terminal 1 of the first differential terminal centering of the one RJ45 interface is connected with the differential terminal 1 of the first differential terminal centering of the 2nd RJ45 interface, and the differential terminal 2 of the first differential terminal centering of a RJ45 interface is connected with the differential terminal 2 of the first differential terminal centering of the 2nd RJ45 interface; Second differential terminal of the second differential terminal of the one RJ45 interface 121 pair and the 2nd RJ45 interface 131 is to being connected, see also Fig. 5, namely, the differential terminal 3 of the second differential terminal centering of the one RJ45 interface is connected with the differential terminal 3 of the second differential terminal centering of the 2nd RJ45 interface, and the differential terminal 6 of the second differential terminal centering of a RJ45 interface is connected with the differential terminal 6 of the second differential terminal centering of the 2nd RJ45 interface.
3rd differential terminal of the first data transmission of the one RJ11 interface 111 pair and the 2nd RJ45 interface 131 is to being connected, see Fig. 5, namely, the data transfer terminal 4 of the first data transmission centering of the one RJ11 interface is connected with the differential terminal 5 of the 3rd differential terminal centering of the 2nd RJ45 interface, and the data transfer terminal 5 of the first data transmission centering of a RJ11 interface is connected with the differential terminal 4 of the 3rd differential terminal centering of the 2nd RJ45 interface; 4th differential terminal of the second transfer of data of the one RJ11 interface 111 pair and the 2nd RJ45 interface 131 is to being connected, see also Fig. 5, namely, the data transfer terminal 2 of the second transfer of data centering of the one RJ11 interface is connected with the differential terminal 8 of the 4th differential terminal centering of the 2nd RJ45 interface, and the data transfer terminal 3 of the second transfer of data centering of a RJ11 interface is connected with the differential terminal 7 of the 4th differential terminal centering of the 2nd RJ45 interface.
Particularly, second deconcentrator 20 can have identical wiring relation with the first deconcentrator 10, namely, the second telephone line interface 23 in second deconcentrator 20 is the 2nd RJ11 interface, 3rd cable interface 21 is the 3rd RJ45 interface, 4th cable interface 22 is the 4th RJ45 interface, because the second deconcentrator 20 and the first deconcentrator 10 are the deconcentrators with same structure, the 3rd RJ45 interface herein in the second deconcentrator 20 is equivalent to the 2nd RJ45 interface in the first deconcentrator 10, 4th RJ45 interface is equivalent to the RJ45 interface in the first deconcentrator 10, 2nd RJ11 interface is equivalent to the RJ11 interface in the first deconcentrator 10.3rd RJ45 interface and the 4th RJ45 interface comprise four differential terminal pair equally respectively, specifically the first differential terminal to (1,2), the second differential terminal to (3,6), the 3rd differential terminal to (4,5) the and four differential terminal is to (7,8); 2nd RJ11 interface comprises three transfer of data pair, specifically first data transmission to (4,5), the second transfer of data to (2,3) and the 3rd transfer of data to (1,6).
First differential terminal of the first differential terminal of the 4th RJ45 interface pair and the 3rd RJ45 interface is to being connected, namely, the differential terminal 1 of the first differential terminal centering of the 4th RJ45 interface is connected with the differential terminal 1 of the first differential terminal centering of the 3rd RJ45 interface, and the differential terminal 2 of the first differential terminal centering of the 4th RJ45 interface is connected with the differential terminal 2 of the first differential terminal centering of the 3rd RJ45 interface; Second differential terminal of the second differential terminal of the 4th RJ45 interface pair and the 3rd RJ45 interface is to being connected, namely, the differential terminal 3 of the second differential terminal centering of the 4th RJ45 interface is connected with the differential terminal 3 of the second differential terminal centering of the 3rd RJ45 interface, and the differential terminal 6 of the second differential terminal centering of the 4th RJ45 interface is connected with the differential terminal 6 of the second differential terminal centering of the 3rd RJ45 interface.
3rd differential terminal of the first data transmission of the 2nd RJ11 interface pair and the 3rd RJ45 interface is to being connected, namely, the data transfer terminal 4 of the first data transmission centering of the 2nd RJ11 interface is connected with the differential terminal 5 of the 3rd differential terminal centering of the 3rd RJ45 interface, and the data transfer terminal 5 of the first data transmission centering of the 2nd RJ11 interface is connected with the differential terminal 4 of the 3rd differential terminal centering of the 3rd RJ45 interface; 4th differential terminal of the second transfer of data of the 2nd RJ11 interface pair and the 3rd RJ45 interface is to being connected, namely, the data transfer terminal 2 of the second transfer of data centering of the 2nd RJ11 interface is connected with the differential terminal 8 of the 4th differential terminal centering of the 3rd RJ45 interface, and the data transfer terminal 3 of the second transfer of data centering of the 2nd RJ11 interface is connected with the differential terminal 7 of the 4th differential terminal centering of the 3rd RJ45 interface.
Preferably, the first deconcentrator 10 also comprises the first housing, and the first telephone line interface 11, first cable interface 12 and the second cable interface 13 are all arranged in the first housing.
In the utility model embodiment; by arranging the first housing in the first deconcentrator; first housing can avoid dust to enter the first telephone line interface, the first cable interface and the second cable interface, serves the effect of protection first telephone line interface, the first cable interface and the second cable interface.
Preferably, as shown in Figure 3, the first housing comprises the first assembly 14 and the second assembly 15, and the first assembly 14 is connected by the mode of clamping with the second assembly 15.
In the utility model embodiment, the first assembly is connected with the mode of the second assembly by clamping, can easy disassembly first housing.
Preferably, the first housing also comprises the first base for fixing the first telephone line interface 11, first cable interface 12 and the second cable interface 13.
In the utility model embodiment, by arranging first base with fixation, first telephone line interface, the first cable interface and the second cable interface are not easily moved from the first housing, the effect of steadiness serve increase by first telephone line interface, connecting between the first cable interface and the second cable interface.
Preferably, the second deconcentrator 20 also comprises the second housing, and the 3rd cable interface 21, the 4th cable interface 22 and the second telephone line interface 23 are all arranged in the second housing.
In the utility model embodiment; by arranging the second housing in the second deconcentrator; second housing can avoid dust to enter the second telephone line interface, the 3rd cable interface and the 4th cable interface, serves the effect of protection second telephone line interface, the 3rd cable interface and the 4th cable interface.
Preferably, as shown in Figure 4, the second housing comprises the 3rd assembly 24 and the 4th assembly 25, and the 3rd assembly 24 is connected by the mode of clamping with the 4th assembly 25.
In the utility model embodiment, the 3rd assembly is connected by the mode of clamping with the 4th assembly, can easy disassembly second housing.
Preferably, the second housing also comprises the second base for fixing the 3rd cable interface 21, the 4th cable interface 22 and the second telephone line interface 23.
In the utility model embodiment, by arranging second base with fixation, second telephone line interface, the 3rd cable interface and the 4th cable interface are not easily moved from the second housing, the effect of steadiness serve increase by second telephone line interface, connecting between the 3rd cable interface and the 4th cable interface.
As can be seen from the above description, the utility model to solve in prior art newly-increased telephony interface needs rewiring to cause the problem of the wasting of resources, and then reaches the effect not only meeting communication need but also avoid the wasting of resources.
Obviously, those skilled in the art should be understood that, above-mentioned of the present utility model each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the utility model is not restricted to any specific hardware and software combination.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.

Claims (10)

1. a branch means, is characterized in that, comprising:
First deconcentrator, is arranged in machine room, for connecting the first original cable interface in the telephone network in described machine room, the switch in described machine room and described machine room; And
Second deconcentrator, is arranged in object space, and for connecting the second original cable interface, the network terminal and the telephone terminal in described object space, wherein, described second original cable interface is connected with described first original cable interface.
2. branch means according to claim 1, is characterized in that:
Described first deconcentrator comprises:
First telephone line interface, for connecting described telephone network;
First cable interface, for connecting described switch; And
Second cable interface, is all connected with described first cable interface with described first telephone line interface, and for connecting described first original cable interface,
Described second deconcentrator comprises:
3rd cable interface, for connecting described second original cable interface;
4th cable interface, is connected with described 3rd cable interface, and for connecting the described network terminal; And
Second telephone line interface, is connected with described 3rd cable interface, and for connecting described telephone terminal.
3. branch means according to claim 2, is characterized in that, described first telephone line interface is a RJ11 interface, and described first cable interface is a RJ45 interface, and described second cable interface is the 2nd RJ45 interface, wherein:
First differential terminal of the first differential terminal of a described RJ45 interface pair and described 2nd RJ45 interface is to being connected, and the second differential terminal of the second differential terminal of a described RJ45 interface pair and described 2nd RJ45 interface is to being connected;
3rd differential terminal of the first data transmission of a described RJ11 interface pair and described 2nd RJ45 interface is to being connected, and the 4th differential terminal of the second transfer of data of a described RJ11 interface pair and described 2nd RJ45 interface is to being connected.
4. the branch means according to Claims 2 or 3, is characterized in that, described second telephone line interface is the 2nd RJ11 interface, and described 3rd cable interface is the 3rd RJ45 interface, and described 4th cable interface is the 4th RJ45 interface, wherein:
First differential terminal of the first differential terminal of described 4th RJ45 interface pair and described 3rd RJ45 interface is to being connected, and the second differential terminal of the second differential terminal of described 4th RJ45 interface pair and described 3rd RJ45 interface is to being connected;
3rd differential terminal of the first data transmission of described 2nd RJ11 interface pair and described 3rd RJ45 interface is to being connected, and the 4th differential terminal of the second transfer of data of described 2nd RJ11 interface pair and described 3rd RJ45 interface is to being connected.
5. branch means according to claim 2, is characterized in that, described first deconcentrator also comprises:
First housing, wherein, described first telephone line interface, described first cable interface and described second cable interface are all arranged in described first housing.
6. branch means according to claim 5, is characterized in that, described first housing comprises:
First assembly; And
Second assembly, wherein, described first assembly and described second assembly clamping.
7. the branch means according to claim 5 or 6, is characterized in that, described first housing also comprises:
First base, for fixing described first telephone line interface, described first cable interface and described second cable interface.
8. the branch means according to claim 2 or 5, is characterized in that, described second deconcentrator also comprises:
Second housing, wherein, described 3rd cable interface, described 4th cable interface and described second telephone line interface are all arranged in described second housing.
9. branch means according to claim 8, is characterized in that, described second housing comprises:
3rd assembly; And
4th assembly, wherein, described 3rd assembly and described 4th assembly clamping.
10. branch means according to claim 8, is characterized in that, described second housing comprises:
Second base, for fixing described 3rd cable interface, described 4th cable interface and described second telephone line interface.
CN201420699227.5U 2014-11-19 2014-11-19 Branching device Expired - Fee Related CN204257988U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420699227.5U CN204257988U (en) 2014-11-19 2014-11-19 Branching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420699227.5U CN204257988U (en) 2014-11-19 2014-11-19 Branching device

Publications (1)

Publication Number Publication Date
CN204257988U true CN204257988U (en) 2015-04-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420699227.5U Expired - Fee Related CN204257988U (en) 2014-11-19 2014-11-19 Branching device

Country Status (1)

Country Link
CN (1) CN204257988U (en)

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Granted publication date: 20150408