CN201758232U

CN201758232U - Cable connector

Info

Publication number: CN201758232U
Application number: CN2010203024310U
Authority: CN
Inventors: 林海芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-06
Filing date: 2010-02-06
Publication date: 2011-03-09
Anticipated expiration: 2020-02-06

Abstract

The utility model relates to a cable connector, which comprises a socket housing and a plug housing, wherein threaded sections are arranged on the side walls of the socket housing, and two electrodes are arranged in the socket housing; the plug housing is in threaded connection with the threaded sections of the socket housing, and two electrodes are arranged in the plug housing; the two electrodes arranged in the socket housing are a pole rod and a pole base, and a fixing base used for blocking the electrical conductance between the pole rod and the pole base is arranged between the pole rod and the pole base; the pole rod is cylindrical, a groove extending to two side walls of the pole rod is formed at the top end of the pole rod, and a conductive U-shaped spring clamping piece capable of sliding in the groove is arranged in the groove; the two electrodes arranged in the plug housing are a connecting rod and a connecting sleeve, and a hole of which the diameter is matched with the external diameter of the pole rod is formed in the connecting rod; and when the socket housing and the plug housing are revolved, the connecting sleeve is driven to contact with the pole base to form conductive connection, and the pole rod is driven to glidingly enter the hole in the connecting rod, so as to enable that the hole wall is in contact with the two side sections of the groove clamping piece to form the conductive connection. A connecting plug and a bayonet socket are connected firmly, and during use, the electrically-connected electrodes can be in full contact with one another, so that the cable connector has good conductibility, wear resistance, and long service life.

Description

A kind of cable connector

Technical field

The present invention relates to a kind of cable interconnection technique, especially relate to a kind of cable connector.

Background technology

Because can not fastening mutually device between comparatively traditional plug and socket, when need outwards draw when connecing power cable at a distance, very easily pulled to pull and taken off, for solving this deficiency, patent name " the fastening-type plugs and sockets connects the power cable " (patent No.: proposition ZL95224957.X) is arranged, its plug and socket is the integral molded plastic moulding on cable socket, the end face of plug body and socket is that diameter is circular accordingly, when plug is plugged on the socket, the adapter sleeve that suit is promptly being replaced plug body (or socket) and is being interlocked with socket (or plug body), and plug body end face and the socket face of disappearing are fitted tightly; Though this patent is connected firmly, adapter sleeve and plug body structure that it is used for connection electrode easily cause loose contact, especially use several times after, the possibility of the easier aggravation loose contact of wearing and tearing therebetween, thus reduce its useful life.

Summary of the invention

The utility model mainly provides a kind of cable connector, and its connection-peg and plug socket are connected firmly, and electrode full contact, the electric conductivity of its electrical connection is reliable and stable during use, and wear-resistant, long service life.

Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of cable connector, it comprises that sidewall is provided with the jack housing that is built-in with two electrodes of thread segment, and constitute the plug body that is built-in with two electrodes of thread connection with the jack housing thread segment, jack housing and plug body are insulated electric conductor, two electrodes of establishing in the described jack housing are utmost point bar and utmost point seat, are provided with between utmost point bar and the utmost point seat to intercept the holder that both conduct; Described utmost point bar is cylindric, and its top is provided with a groove that extends to its two side, is provided with a conductive U type spring fastener that can slide in groove in the groove; Two electrodes of establishing in the described plug body are connecting rod and adapter sleeve, are provided with in the connecting rod and the adaptive hole of described utmost point bar external diameter, are provided with between adapter sleeve and the connecting rod to intercept the fixed cover that both conduct; When described jack housing and plug body screw, drive adapter sleeve and contact with utmost point seat and constitute conduction and be connected, drive utmost point bar and slip into the connecting rod endoporus and this hole hole wall is contacted with spring fastener both sides section and constitute to conduct electricity and be connected.The spring fastener is a flexible member, before utmost point bar slips into the connecting rod endoporus, the spring fastener is in the nature open configuration, the distance of its both sides section outer wall is greater than connecting rod endoporus internal diameter at this moment, utmost point bar slips into after the connecting rod endoporus, spring fastener both sides are subjected to the extruding of hole wall and take place to shrink in the groove of strain on utmost point bar, under the effect of elasticity tension, make whole section of spring fastener both sides section or partly closely be resisted against the connecting rod inner hole wall, keep good electrical contact thereby can be between utmost point bar and the connecting rod; Adapter sleeve contacts with utmost point seat, is to rely on jack housing and plug body to screw to drive that both are approaching joins until touching, and jack housing and plug body screw the pressure of generation, make both closely against, so its switching performance is good, electrical connection between the two is reliable; As socket or plug body, the thread connection that forms between jack housing and the plug body makes the present invention maintain advantages of higher tensile strength; The present invention in use, in the device of conduction, have only spring fastener both sides section to have relative fricting movement, because the spring fastener generally all is that high strength elastic material is made with the connecting rod inner hole wall, so its wear extent is less, and after producing wear extent, the tension force of spring fastener exists and can compensate automatically wear extent, and make its both sides section still can closely be resisted against the connecting rod inner hole wall, so the present invention can repeatedly peg graft, dismantle, use long service life repeatedly; In addition, as connection electrode, the electrical pickoff of adapter sleeve is at its end face, and the electrical pickoff of connecting rod adds that the fixed cover of insulation intercepts within it in the hole, therefore is difficult to produce electrostatic phenomenon between two electrical pickofves, anti-static effect is preferably arranged, improved the fail safe of mine lamp thus; Therefore, this structure, rational in infrastructure, and be easy to assembly production.

Being electrically connected between utmost point bar and the connecting rod is to be made of with contacting of connecting rod inner hole wall spring fastener both sides section, and both connection contacts are reliable more, and reliability that then should electrical connection is high more; In order further to improve the reliability that is electrically connected between utmost point bar and the connecting rod, as preferably, stage casing, described spring fastener both sides is bent into the outside projection that, can inwardly shrink under external force of encircleing; When described utmost point bar slipped into the connecting rod endoporus, two projectioies were subjected to this hole hole wall extruding and shrink.This bulge-structure makes the deformable amount of spring fastener bigger, and compression stress is also bigger; Deformable amount increases, and makes it applicable to bigger utmost point bar and connecting rod gap; Compression stress increases, and then elastic-restoring force is big more, even also should projection more closely be resisted against the connecting rod inner hole wall, has improved both stability in contact and reliability.

Utmost point seat and the be electrically connected contact of adapter sleeve as another utmost point, the reliability and stability of both contacts, the reliability of the electric conductivity that same directly decision is whole, as preferably, the end face that described utmost point seat and adapter sleeve join is the plane, which is provided with conductive two ends can be connected the respectively cover and the Flexible Connector of utmost point seat.Screw when entering connection status at jack housing and plug body, Flexible Connector is drawn close and pushed to utmost point seat and adapter sleeve mutually under it drives, Flexible Connector shrinks under the extruding of utmost point seat and adapter sleeve and produces strain, and consequent elastic force makes the Flexible Connector two ends keep excellent contact with utmost point seat and adapter sleeve respectively.

As preferably, described Flexible Connector is the wave spring washer of annular, and the wave spring washer body is a sheet, and this sheet noumenon makes wave spring washer be concavo-convex staggered waveform successively to two lateral bucklings; When both sides were subjected to the external force extruding, the height point of wave spring washer body both sides projection can inwardly fold, and external force is eliminated then reinstatement.The waveform configuration of wave spring washer makes its every side can have the height point of several projectioies can participate in electrically contacting, and has improved the reliability that electrically contacts.

As the equivalent of such scheme, as preferably, described Flexible Connector is compression spring or disk spring.Compared to such scheme, the cost of this programme is lower slightly.

Spacing for the ease of the spring fastener, as preferably, the openend of described spring fastener is bent into hook to the outside of place side respectively; Be provided with annular groove in the described holder, the hook of spring fastener openend can snap in this groove.The dogging of spring fastener openend is gone into the holder inner groove, makes it to obtain good axial location, and is easy to assembling.

As preferably, the top of described utmost point bar is an arc.Cambered top end and Spring Card key adapt, and improve utmost point bar upper groove and the contact length of spring fastener and effective contact area, can be that spring fastener head provides support when insert action, avoid its head excessive distortion of generation and decay its useful life.

As preferably, described adapter sleeve and connecting rod are connected with the conduction inserted sheet respectively.The conduction inserted sheet is easy to peg graft, and keeps excellent contact with the cambered surface of adapter sleeve and connecting rod.

As preferably, described conduction inserted sheet passes the hole that is provided with on the fixed cover and the groove on the sidewall thereof respectively and joins with External cable.

Therefore, the utlity model has rational in infrastructure, characteristics such as be easy to make, be connected firmly, especially have following effect: electrode full contact, electric conductivity that it is connected are reliable and stable, and anti-static effect is preferably arranged, security performance is good; And wear-resistant, long service life.

Description of drawings

Accompanying drawing 1 is a kind of structural representation of a kind of cable connector of the utility model; Accompanying drawing 2 is vertical views of accompanying drawing 1; Accompanying drawing 3 is explosive views of the present utility model.

Embodiment

Below by embodiment, and in conjunction with the accompanying drawings, technical scheme of the present invention is described in further detail.

Embodiment: a kind of cable connector of the utility model, shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, it comprises that sidewall is provided with the jack housing that is built-in with two electrodes 14 of thread segment, and constituting the plug body that is built-in with two electrodes 3 of thread connection with jack housing 14 thread segments, jack housing 14 and plug body 3 are insulated electric conductor.

Two electrodes of establishing in the jack housing 14 are utmost point bar 10 and utmost point seat 11, are provided with between utmost point bar 10 and the utmost point seat 11 to intercept the holder 13 that both conduct.Utmost point bar 10 and utmost point seat 11 can be electrically connected by lug plate 12 and outer lead.

Utmost point bar 10 is cylindric, and its top is an arc, and its cambered top end is provided with a groove that extends to its two side, is provided with a conductive U type spring fastener 9 that can slide in groove in the groove.Stage casing, spring fastener 9 both sides is bent into the outside projection that, can inwardly shrink under external force of encircleing; When utmost point bar 10 slipped into connecting rod 6 endoporus, two projectioies were subjected to this hole hole wall extruding and shrink.The openend of spring fastener 9 is bent into hook to the outside of place side respectively, correspondingly, is provided with annular groove in the holder 13, and the hook of these spring fastener 9 openends can snap in this annular groove.

Two electrodes of establishing in the plug body 3 are connecting rod 6 and adapter sleeve 7, are provided with in the connecting rod 6 and the adaptive hole of utmost point bar 10 external diameters, are provided with between adapter sleeve 7 and the connecting rod 6 to intercept the fixed cover 5 that both conduct.Adapter sleeve 7 and connecting rod 6 are connected with conduction inserted sheet 4 respectively, and conduction inserted sheet 4 passes the hole of setting on the fixed cover 5 and the groove on the sidewall thereof respectively, join with the External cable of introducing from cable cover(ing) 1 respectively.

Utmost point seat 11 is the plane with the end face that adapter sleeve 7 joins, and which is provided with conductive Flexible Connector 8, Flexible Connector 8 two ends can be connected respectively cover 7 and utmost point seat 11.Flexible Connector 8 is the wave spring washer of annular, and the wave spring washer body is a sheet, and this sheet noumenon makes wave spring washer be concavo-convex staggered waveform successively to two lateral bucklings; When both sides were subjected to the external force extruding, the height point of wave spring washer body both sides projection can inwardly fold, and external force is eliminated then reinstatement.

When jack housing 14 and plug body 3 screw, driving adapter sleeve 7 contacts with wave spring washer both sides projection respectively with utmost point seat 11 and constitutes to conduct electricity and be connected, simultaneously, driving utmost point bar 10 slips into connecting rod 6 endoporus and this hole hole wall is contacted with spring fastener 9 both sides and constitutes to conduct electricity and be connected.

Embodiment 2: Flexible Connector 8 is compression spring or disk spring.All the other are with embodiment 1.

The execution mode that this paper is above-mentioned, jack housing 14 and built-in electrode thereof, plug body 3 and built-in electrode thereof are respectively as socket and plug, and in actual the use, they are also interchangeable to be plug and socket.

The utility model can be used for the electric conveying loop of direct current or two cross streams.

In addition, but the equal connection cable and using of socket of the present utility model and plug in mobile place, also can one of them be fixed on other devices or the object with jack housing 14 and plug body 3, thus be used in fixed-site.For use at fixed-site; as the jack housing 14 or the plug body 3 of fixture, the object structures that its structure can connect is according to actual needs made some corresponding distortion; as conspicuous technology conversion, this distressed structure still belongs within protection scope of the present invention.

Need to prove; holder 13 and fixed cover 5 are made for insulating material and are formed; both main effects are to be insulation; its shape and structure can be multiple shape; can be that entity structure also can be an engraved structure; but adopt other any forms, its technique effect is insulating effect, so still belong within protection scope of the present invention.

Claims

1. cable connector, comprise that sidewall is provided with the jack housing that is built-in with two electrodes (14) of thread segment, and constitute the plug body that is built-in with two electrodes (3) of thread connection with jack housing (14) thread segment, jack housing (14) and plug body (3) are insulated electric conductor, it is characterized in that: two electrodes of establishing in the described jack housing (14) are utmost point bar (10) and utmost point seat (11), are provided with between utmost point bar (10) and the utmost point seat (11) to intercept the holder (13) that both conduct; Described utmost point bar (10) is cylindric, and its top is provided with a groove that extends to its two side, is provided with a conductive U type spring fastener (9) that can slide in groove in the groove; Two electrodes of establishing in the described plug body (3) are connecting rod (6) and adapter sleeve (7), are provided with in the connecting rod (6) and the adaptive hole of described utmost point bar (10) external diameter, are provided with between adapter sleeve (7) and the connecting rod (6) to intercept the fixed cover (5) that both conduct; When described jack housing (14) and plug body (3) when screwing, drive adapter sleeve (7) and contact with utmost point seat (11) and constitute conduction and be connected, drive utmost point bar (10) and slip into connecting rod (6) endoporus and this hole hole wall is contacted with spring fastener (9) both sides section and constitute to conduct electricity and be connected.

2. a kind of cable connector according to claim 1 is characterized in that: described spring fastener (9) stage casing, both sides is bent into the outside projection that, can inwardly shrink under external force of encircleing; When described utmost point bar (10) slipped into connecting rod (6) endoporus, two projectioies were subjected to this hole hole wall extruding and shrink.

3. a kind of cable connector according to claim 1 and 2, it is characterized in that: the end face that described utmost point seat (11) and adapter sleeve (7) can join is the plane, which is provided with can be connected the respectively Flexible Connector 8 of cover (7) and utmost point seat (11) of conductive two ends.

4. a kind of cable connector according to claim 3, it is characterized in that: described Flexible Connector (8) is the wave spring washer of annular, the body of wave spring washer is a sheet, and this sheet noumenon makes wave spring washer be concavo-convex staggered waveform successively to two lateral bucklings; When the wave spring washer both sides were subjected to the external force extruding, the height point of its body both sides projection can inwardly fold, and external force is eliminated then reinstatement.

5. a kind of cable connector according to claim 3 is characterized in that: described Flexible Connector (8) is compression spring or disk spring.

6. a kind of cable connector according to claim 1 and 2 is characterized in that: the openend of described spring fastener (9) is bent into hook to the outside of place side respectively; Described holder is provided with annular groove in (13), and the hook of spring fastener (9) openend can snap in this annular groove.

7. a kind of cable connector according to claim 1 and 2 is characterized in that: the top of described utmost point bar (10) is an arc.

8. a kind of cable connector according to claim 1 and 2 is characterized in that: described adapter sleeve (7) and connecting rod (6) are connected with conduction inserted sheet (4) respectively.

9. a kind of cable connector according to claim 8 is characterized in that: described conduction inserted sheet (4) passes fixed cover (5) respectively and goes up hole that the middle part is provided with and the groove on the sidewall thereof and join with External cable.