CN2207011Y

CN2207011Y - Quick insert piece of low-voltage signal cable

Info

Publication number: CN2207011Y
Application number: CN 94244695
Authority: CN
Inventors: 姚有君; 袁富春; 祝振中; 范志红; 张险峰; 湛涛
Original assignee: Benbuluo Electronic Co ltd Tianjin
Current assignee: Benbuluo Electronic Co ltd Tianjin
Priority date: 1994-11-15
Filing date: 1994-11-15
Publication date: 1995-09-06
Anticipated expiration: 2004-11-15

Abstract

The utility model relates to a low voltage signal cable multiple pole double component quick inserting piece with contact components arranged in a line. An inserting head is formed by inserting a plurality of contact rings being concentric with a cylindrical body at intervals on the insulated cylindrical body and every contact ring is connected with the line connecting terminals of the tail part of the cylindrical body by a guide line. An inserting socket is formed by causing elastic contact rings to be sleeved on a plurality of seat rings mutually engaged and the interval positions of the elastic contact rings are in the one-to-one correspondence with the inserting head contact rings. Every elastic contact ring is connected with the line connecting terminals on a terminal seat by the guide line and the inserting head and the inserting socket are both provided with metal outer shells. The low voltage signal cable multiple pole double component quick inserting piece is suitable for inserting a multiple pole low voltage signal cable quickly. The low voltage signal cable multiple pole double component quick inserting piece has compact structure and is suitable for the work under the bad condition.

Description

Quick insert piece of low-voltage signal cable

The utility model belongs to multipole two parts circuit jockeys, especially relates to the multipole pair of member connecting device that the low-voltage signal cable connects that be applicable to that a kind of contact is arranged to delegation.

Multipole pair of parts plug connector commonly used has rectangle and circular plug connector, and the contact area of its contact pin, jack or contact chip is little, have or even line contacts, come in contact bad phenomenon easily, will discern the grafting direction flag when using simultaneously, be an impediment to quick grafting; Existing contact is arranged to two member connecting devices of delegation, as spring-loaded plunge, and dual-channel headphone connector etc., its structure is difficult for realizing four extremely above multipole connectors.

The purpose of this utility model aims to provide the quick plug connector of two parts low-voltage signal cables that a kind of four extremely above contacts that can peg graft fast are arranged to delegation, to satisfy actual needs.

The purpose of this utility model is realized by following technical scheme:

Its plug is by some contact rings (1), upward inlay arrangement at insulation cylinder (2) with the concentric also interval of cylinder (2), each contact ring (1) is connected to the lead (3) of mutually insulated, pass cylinder (2) and join with the tactic lead terminal (4) that is encapsulated in cylinder (2) tail end, cylinder (2) afterbody is equipped with shell (5);

Each contact ring (1) measure-alike, the surperficial no concave-convex trace of outer surface and cylinder (2); Plug ends is provided with protective cap (6), can be linked as an integral body with the adjacent contact ring; Shell (5) is provided with sealing ring (17) and the slip-off preventing U-shaped pin cotter way (18) that engages with jack housing (13).

Its socket is on that be connected mutually by groove and boss and some seat rings (7) plug insulation cylinder (2) matched in clearance, suit Elastic Contact ring (8), this ring is gone up the uniform reed (9) that touches and is provided with along seat ring (7) lining mouth, the interval location that touches reed (9) of each Elastic Contact ring is corresponding one by one with the contact ring (1) of plug, each Elastic Contact ring (8) is connected to lead (19), be linked as the hugging (10) of groove respectively by each seat ring outside, be connected to the tactic lead terminal (12) on the terminal base (11) that is connected mutually with the tail end seat ring, mutually be connected for each seat ring of one and terminal base and be installed in the shell (13);

Each seat ring (7) lining mouth is provided with limiting gasket (21) and the stopper slot (22) that touches reed (9); The annular seating (15) of adorning O-ring seal (14) that crouches is connected mutually with the head end seat ring; The convergence body outer felt of annular seating (15), each seat ring (7), terminal base (11) is around multilayer insulation adhesive tape (16); Shell (13) is provided with slip-off preventing U-shaped pin pin-and-hole (23).

Further specify the utility model with drawings and Examples below:

Fig. 1, present embodiment profile schematic diagram;

Fig. 2, plug construction partial sectional view;

Fig. 3, socket broken section and local enlarged diagram.

The drawing explanation:; (1) contact ring; (2) insulation cylinder; (3) lead; (4) lead terminal; (5) plug body; (6) protective cap; (7) seat ring; (8) Elastic Contact ring; (9) touch reed; (10) hugging; (11) terminal base; (12) lead terminal; (13) jack housing; (14) O-ring seal; (15) annular seating; (16) insulating tape; (17) plug sealing ring; (18) cotter way; (19) lead; (20) stem stem; (21) limiting gasket; (22) stopper slot; (23) pin-and-hole

Embodiment as shown in Figure 1 is seven extremely two parts plug connectors; plug construction as shown in Figure 2; this plug adopts quadric injection mould to finish; at first metal mandril (20) is given the inner tube of a tyre that buries the insulation cylinder (2) that is injection molded into band binding post (4) pilot hole; the setting of metal mandril (20) is to increase the mechanical strength of this plug; behind the assembling binding post (4); being docile and obedient preface welds terminal and each contact ring (1) that is enclosed within on the inner tube of a tyre respectively with lead (3); lead (3) is selected high strength enamelled wire for use; with the 1st utmost point contact ring be that the protective cap (6) of one is inserted into metal mandril (20) end; afterwards; by mold each contact ring and the inner tube of a tyre are located also injection moulding for the second time; through the polishing plug body (5) of packing into; shell (5) is made up of the front and back housing that is threaded, and insulation cylinder (2) is fixing, and each lead terminal (4) has been moulded label and among back casing; when using this plug, but decompose just welding cable of front and back housing earlier.

Socket shown in Fig. 3 is the seat ring (7) that installs elastic contact chip (8) at 7, annular seating (15), 4 layers of insulating resin adhesive tape (16) are twined to satisfy the requirement of essential safe type electrical equipment to creepage distance and air gap in the outside of terminal base (11) convergence body, the limiting gasket (21) that each seat ring (7) internal orifice is provided with can prevent to touch reed (9) compressive strain for a long time on the one hand, on the other hand so that seat ring (7) the plastic demoulding of stopper slot (22) is arranged, the end of touching reed (9) during assembling places stopper slot (22), prevent to damage when plug from inserting this and touch reed, with above-mentioned in the convergence body that twines adhesive tape (16) is packed the jack housing (13) that is threaded by the front and back shell body into, its fixed form and using method are with above-mentioned plug body (5), the external screw thread of back casing can make this socket be fixed on the apparatus casing, and it is easy to use also to can be made into other form certainly.

The procapsid of plug body of the present utility model (5) is provided with the sealing ring (17) that engages with jack housing (13) procapsid inwall, and the sealing circle (14) that engages with plug insulation cylinder (2) on the socket, make flat plug connector have fabulous water resistance.

Slip-off preventing U-shaped pin inserts in the cotter way (18) that drops on the back casing that is inserted in plug body (5) from the pin-and-hole (23) of the jack housing shown in Fig. 1 (13) procapsid.

Contact ring of the present utility model, the Elastic Contact ring adopts copper, nickel, alloy material, and each shell adopts ormolu, and insulating material adopts PSU synthetic resin to add 20% glass fibre, its electric property is operating voltage 24VDC operating current＜5A, contact resistance＜5 milliohms.

The utlity model has following advantage:

Be suitable for the multipolar low-voltage signal cable and peg graft fast, compact conformation is fit to work under the mal-condition.

Claims

1, the quick plug connector of a kind of low-voltage signal cable, by insulation cylinder (2), contact ring (1), Elastic Contact ring (8), lead terminal (4), (12), shell (5) (13) is formed, it is characterized in that: plug is by some contact rings (1), upward inlay arrangement at insulation cylinder (2) with the concentric also interval of cylinder (2), each contact ring (1) is connected to the lead (3) of mutually insulated, passing cylinder (2) joins with the tactic lead terminal (4) that is encapsulated in cylinder (2) tail end, cylinder (2) afterbody is equipped with shell (5), socket is on that be connected mutually by groove and boss and some seat rings (7) plug insulation cylinder (2) matched in clearance, suit Elastic Contact ring (8), this ring is gone up the uniform reed (9) that touches and is provided with along seat ring (7) lining mouth, the interval location that touches reed (9) of each Elastic Contact ring is corresponding one by one with the contact ring (1) of plug, each Elastic Contact ring (8) is connected to lead (19), be linked as the hugging (10) of groove respectively by each seat ring outside, be connected to the tactic lead terminal (12) on the terminal base (11) that is connected mutually with the tail end seat ring, mutually be connected for each seat ring of one and terminal base and be installed in the shell (13).

2, quick plug connector as claimed in claim 1 is characterized in that: each contact ring of plug (1) measure-alike, the surperficial no concave-convex trace of outer surface and cylinder (2); Plug ends is provided with protective cap (6), can be linked as an integral body with the adjacent contact ring.

3, quick plug connector as claimed in claim 1, it is characterized in that: socket head end seat ring has the annular seating (15) of the dress O-ring seal for sleeping in (14) that is connected mutually with it, and each seat ring (7) lining mouth is provided with limiting gasket (21) and the stopper slot (22) that touches reed (9).

4, as claim 1 or 3 described quick plug connectors, it is characterized in that: the convergence body outer felt of each seat ring of annular seating (15) (7), terminal base (11) is around multilayer insulation adhesive tape (16).

5, quick plug connector as claimed in claim 1 is characterized in that: plug body (5) is provided with sealing ring (17) and the slip-off preventing U-shaped pin cotter way (18) that engages with jack housing (13), and jack housing (13) is provided with U-shaped pin pin-and-hole (23).