CN2514515Y

CN2514515Y - Computer signal bus connector

Info

Publication number: CN2514515Y
Application number: CN01267734U
Authority: CN
Inventors: 许竹孙
Original assignee: JINSHENG INTERNATIONAL CO Ltd
Current assignee: JINSHENG INTERNATIONAL CO Ltd
Priority date: 2001-10-16
Filing date: 2001-10-16
Publication date: 2002-10-02
Anticipated expiration: 2011-10-16

Abstract

A computer signal creel connector comprises a signal creel and a connector, wherein the connector comprises a terminal portion and a case contact, the signal creel comprises at least two ground wires, an air wire, at least two signal wires, the terminal portion comprises ground terminals, an air terminal and signal terminals which are corresponding to the positions and amount of the wires of the signal creel, the ground terminals and the signal terminals are respectively connected with the ground wires and the signal wires in a puncturing way, the case contact comprises ground feet and air-wire ground feet which are corresponding to the positions and amount of the ground wires and the air wires of the signal creel, the ground feet are connected with the ground wires of the signal creel in a puncturing way, the air-wire ground feet of the case contact is formed with a side bend foot which is obliquely projected and contacted with the air terminal of the terminal portion. Perforated holes and bend feet are unneeded in the signal creel of the utility model, thereby the manufacture is simple, and the quality of signal transfer is ensured.

Description

The Computer signal bus bar connector

(1) technical field:

The utility model is relevant for a kind of electric connector, particularly a kind of Computer signal bus bar connector.

(2) background technology:

As shown in Figure 1, it is the schematic perspective view of active computer signal line connector; Computer signal winding displacement 1 is connected in order to the connector 2 that will be located at its end or appropriate location and computer main frame panel and hard disk drive or CD drive.

Promote the signal transmission speed for eliminating high-frequency noise, the part circuit of signal line 1 must the ground connection or the line of leaving a blank.At present, (every pair is 2 lines for winding displacement with 40, in fact, 80 lines are arranged, 40 line common grounds wherein, other 40 lines are signal end, this 40 bars end is the utility model main topic of discussion), suppose to have 7 line ground connection (to call earth connection in the following text), 1 line obstructed (to call ceases to be busy in the following text), 32 lines have qualification (to call holding wire in the following text).As shown in Figure 2, it is the connection status schematic diagram of signal line connector shown in Figure 1; Wherein, 7 lines (hereinafter referred to as wiring 11) such as the 2nd, 19,22,24,26,30 and the 40th lines in the signal line 1 must ground connection and be earth connection; Article 34, line 12 is obstructed, is ceases to be busy; Other 32 lines then are holding wire 13.4 of portion of terminal 3 on the connector 2 and ground strips must be done corresponding the connection with the holding wire on the signal line 1.For convenience of description, binding post on the portion of terminal 3 is also divided into earth terminal 31, dead end 32 and signal end 33, each respectively with signal line 1 on earth connection 11, ceases to be busy 12 and 13 corresponding connections of holding wire, earth terminal 31 wherein and dead end 32 communicate via ground strip 4 corresponding 8 earth terminal pin 41 (the 2nd, 19,22,24,26,30,34, No. 40 earth terminal pin), make it reach the ground connection effect.

Shown in Fig. 3 A, 3B, 3C, it represents the 1st kind of existing connector and signal line connection status; For reaching above-mentioned connection request, the connection status of existing connector 2a (the 1st kind of connector) and signal line 1: all each communicates respectively with 40

lines

11,12,13 of the mode of puncturing and signal line 1 for 40 terminal 31a, 32a of the portion of terminal of connector 2a, 33a, 8 earth terminal pin 41a of ground strip 4 connect the earth connection 11 and the ceases to be busy 12 of signal line 1 in the mode of puncturing, in addition, the 34th line (being ceases to be busy 12) of signal line 1 is provided with hole 14a (disconnection), to reach connection request.That is, earth connection 11 communicates with earth terminal 31a, and via earth terminal pin 41a ground connection (as shown in Figure 3A); Ceases to be busy 12 is connected with the sub-32a of dead end, and with earth terminal pin 41a ground connection, but because of on the ceases to be busy 12 hole being arranged, and disconnect (shown in Fig. 3 B); Holding wire 13 is connected (shown in Fig. 3 C) with signal terminal 33a.

Yet, there is following shortcoming in this connector 2a: signal line 1 is because of establishing hole 14a, phenomenons such as copper, oxidation can take place at hole 14a place to reveal, therefore cause the factor leading to social instability in the electrical connection, and man-hour and certain difficulty are made in this processing hole operation meeting increase.

Be head it off, someone provides another kind of connector 2b (the 2nd kind of connector), as shown in Figure 4,39 terminal utilizations such as the earth terminal 31b of connector 2b portion of terminal and signal terminal 33b puncture the earth connection 11 and the holding wire 13 of mode activation signal winding displacement 1, the sub-32b of the dead end of portion of terminal does not then puncture the ceases to be busy 12 of winding displacement 1, and do not contact with this ceases to be busy, 8 earth terminal pin 41b of ground strip 4b do not puncture signal line 1 entirely, but respectively be formed with oblique clubfoot 42b, in order to the earth terminal 31b and the sub-32b of dead end of the outstanding contact terminal portion of oblique side direction, and reach above-mentioned connection request.That is, earth connection 11 communicates with earth terminal 31b, again via earth terminal pin 41b and oblique clubfoot 42b ground connection (shown in Fig. 4 A) thereof; The sub-32b of dead end is via earth terminal pin 41b and oblique clubfoot 42b ground connection thereof, but the equal ceases to be busy 12 of activation signal winding displacement 1 not of sub-32b of dead end and earth terminal pin 41b forms ceases to be busy obstructed (shown in Fig. 4 B); 13 of holding wires and signal terminal 33b connect (shown in Fig. 4 C) mutually.

Though this connector 2b can improve the shortcoming that aforementioned connector 2a burrows on signal line 1,8 of ground strip 4b earth terminal pin 41b must make 8 oblique clubfoot 42b in addition among the connector 2b, contact with its earth terminal 31b and the sub-32b of dead end respectively again; Can increase the more contact impedance of many places like this, increase the chance of loose contact, cause more factors leading to social instability in the circuit.

(3) summary of the invention:

The purpose of this utility model is to provide a kind of signal line connector that contacts computer reliable easy to process.

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

Characteristics of the present utility model are as follows: connector includes portion of terminal and ground strip, earth terminal in this portion of terminal and signal terminal connect the earth connection and the holding wire of signal line respectively in the mode of puncturing, dead end of portion of terminal then need not puncture the ceases to be busy of winding displacement, each connects the earth connection of winding displacement the earth terminal pin of ground strip in the mode of puncturing, the ceases to be busy earth terminal pin of this ground strip then need not puncture the ceases to be busy of winding displacement, and this ceases to be busy earth terminal pin is formed with oblique clubfoot, dead end on this oblique clubfoot and the outstanding contact of the oblique side direction ceases to be busy.The earth connection that reaches signal line according to this communicates with earth terminal, and via earth terminal pin ground connection; Dead end is via earth terminal pin ground connection, but do not communicate with the ceases to be busy of signal line, causes the obstructed state of this ceases to be busy, and the connection request that communicates with signal terminal of the holding wire of signal line.Its signal line hole of need not punching, and the contact of clubfoot that need not be too much, the quality that can protect the positive signal transmission.

Structure of the present utility model also can be described below:

Computer signal bus bar connector of the present utility model comprises: a signal line and a connector;

Signal line includes at least two earth connections, ceases to be busy, at least two signal line;

Connector comprises: portion of terminal and ground strip;

Portion of terminal includes earth terminal, dead end, the signal terminal with signal line circuit relative position and quantity; Earth terminal and signal terminal connect the earth connection and the holding wire of signal line respectively in the mode of puncturing; It is characterized in that:

Ground strip includes and the earth connection of signal line and the earth terminal pin and the ceases to be busy earth terminal pin of ceases to be busy opposite position and quantity; The earth terminal pin connects the earth connection of signal line in the mode of puncturing, and the ceases to be busy earth terminal pin of ground strip is formed with the lateral bending pin, dead end of the outstanding contact terminal portion of the oblique side direction of lateral bending pin.

Compared with prior art, the utlity model has following effect:

The utility model is concentrated the advantage of above-mentioned existing two kinds of connectors, overcomes its shortcoming, only end pin in the ground strip is set as oblique clubfoot, and winding displacement need not punch, and therefore, it is simple that it is made, and can reduce factor leading to social instability such as loose contact, steady quality.

(4) description of drawings:

Fig. 1: the schematic perspective view of active computer signal line connector;

Fig. 2: the connection status schematic diagram of signal line connector shown in Figure 1;

Fig. 3: the generalized section of existing the 1st kind of connector and signal line connection status; Wherein:

Fig. 3 A: earth terminal in the bus bar connector and earth connection connection diagram;

Fig. 3 B: dead end and ceases to be busy connection diagram in the bus bar connector;

Fig. 3 C: signal terminal in the bus bar connector and holding wire connection diagram;

Fig. 4: the generalized section of existing the 2nd kind of connector and signal line connection status; Wherein:

Fig. 4 A: the schematic diagram that earth terminal is connected with earth connection;

Fig. 4 B: the schematic diagram that dead end is connected with ceases to be busy;

Fig. 4 C: the schematic diagram that signal terminal is connected with holding wire

Fig. 5: the generalized section of the utility model connector and signal line connection status; Wherein:

Fig. 5 A: the schematic diagram that earth terminal is connected with earth connection;

Fig. 5 B: dead end the schematic diagram that is connected with ceases to be busy;

Fig. 5 C: the schematic diagram that signal terminal is connected with holding wire.

(5) embodiment:

Reaching embodiment in conjunction with the accompanying drawings is described in detail as follows architectural feature of the present utility model:

As Fig. 2 and shown in Figure 5, the signal line 1 in the utility model (the common ground line is not counted) includes several (as 7) earth connections 11, ceases to be busy 12 and several (as 32) holding wires 13; Connector 2c in the utility model still includes portion of terminal 3c and ground strip 4c, and wherein, portion of terminal 3c includes sub-32c of earth terminal 31c, dead end and the signal terminal 33c with above-mentioned circuit opposite position and quantity; Ground strip 4c is provided with several (as 7) earth terminal pin 41c and a ceases to be busy earth terminal pin 41c '.

Characteristics of the present utility model are, to puncture mode activation signal winding displacement 1 corresponding earth connection 11 and holding wire 13, the sub-32c of the dead end of portion of terminal does not then adopt the mode of the ceases to be busy 12 that punctures signal line respectively for the earth terminal 31c of the connector 2c portion of terminal in the utility model and signal terminal 33c (adding up to 39 terminals); The earth terminal pin 41c of ground strip 4c is in the mode of the earth connection 11 that punctures signal line 1, the ceases to be busy earth terminal pin 41c ' of ground strip then need not puncture ceases to be busy 12 modes of winding displacement, and this ceases to be busy earth terminal pin is formed with oblique clubfoot 42c ', the sub-32c of dead end of this oblique clubfoot 42c ' and the outstanding contact terminal portion of oblique side direction.

According to structure of the present utility model, can reach the connection request of afore mentioned rules, that is the earth connection 11 of signal line 1 communicates with earth terminal 31c, and via earth terminal pin 41c ground connection; The sub-32c of dead end is via ceases to be busy earth terminal pin 41c ground connection, but is not connected with the ceases to be busy 12 of signal line, causes this ceases to be busy obstructed; And the holding wire 13 of signal line is connected with signal terminal 33c.And in the utility model, its signal line 1 need not be processed hole 14a, avoids revealing the factor leading to social instability on electrically contacting such as copper, oxidation; And the utility model only utilizes the oblique clubfoot 42c ' in ground strip one place, and existing connector must utilize 8 oblique clubfoot 42b; Make manufacture simplification, can reduce the factor leading to social instability of contact impedance and loose contact.

With regard to above explanation, different for clearer relatively this case and existing connector, its not isostructure of tabulation demonstration is as shown in table 1 again.

Table 1

	The 1st connector	The 2nd connector	The utility model
	The 1st connector	The 2nd connector	The utility model	Portion of terminal	40 terminals take to puncture the mode of 40 lines of signal line	1 terminal of mode (dead end) that 39 terminals take to puncture 39 lines of signal line need not puncture 1 line (ceases to be busy) of signal line	1 terminal of mode (dead end) that 39 terminals take to puncture 39 lines of signal line need not puncture 1 line (ceases to be busy) of signal line
Ground strip	8 earth terminal pin take to puncture punching hole in the mode signal line of 8 lines (7 earth connection and 1 ceases to be busy) of signal line	8 earth terminal pin do not take to puncture the mode of 8 lines (earth connection and ceases to be busy) of signal line; But these 8 earth terminal pin are provided with oblique clubfoot, with ground terminal (7) dead end (1) of side direction contact terminal section.	7 earth terminal pin take to puncture 7 lines of signal line, 1 earth terminal pin of the mode of (7 earth connection), (ceases to be busy earth terminal pin) need not puncture 1 line of signal line, (ceases to be busy).And this ceases to be busy earth terminal pin is established oblique clubfoot, with dead end of oblique side direction contact terminal portion.The signal line hole of need not punching.	Portion of terminal

Claims

1, a kind of Computer signal bus bar connector comprises: a signal line and a connector;

Portion of terminal includes earth terminal, dead end, the signal terminal with signal line circuit relative position and quantity; Earth terminal and signal terminal connect the earth connection and the holding wire of signal line respectively in the mode of puncturing;

Connector comprises: portion of terminal and ground strip;

It is characterized in that:

Ground strip includes and the earth connection of signal line and the earth terminal pin and the ceases to be busy earth terminal pin of ceases to be busy opposite position and quantity; These earth terminal pin connect the earth connection of signal line in the mode of puncturing, and the ceases to be busy earth terminal pin of ground strip is formed with the lateral bending pin, dead end of the outstanding contact terminal portion of the oblique side direction of lateral bending pin.