CN101950898B

CN101950898B - Quickly-connected cable connector

Info

Publication number: CN101950898B
Application number: CN2010103013151A
Authority: CN
Inventors: 林海芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-06
Filing date: 2010-02-06
Publication date: 2012-01-04
Anticipated expiration: 2030-02-06
Also published as: CN101950898A

Abstract

The invention relates to a quickly-connected cable connector. The cable connector comprises a socket shell and a plug shell, wherein the socket shell of which the side wall is provided with a thread section is provided with two built-in electrodes; the plug shell is in threaded connection with the thread section of the socket shell and is provided with two built-in electrodes; the two built-in electrodes of the socket shell are a polar rod and a polar seat; a fixed seat which prevents the polar rod and the polar seat from conducting is arranged between the polar rod and the polar seat; the top of the polar rod is provided with a groove which extends to both side walls of the polar rod; a conductive U-shaped spring clamping piece capable of sliding in the groove is arranged in the groove; the two built-in electrodes of the plug shell are a connecting rod and a connecting sleeve; a pore of which the outer diameter is matched with the polar rod is formed in the connecting rod; and the socket shell drives the connecting sleeve to contact the polar seat so as to form conductive connection and drives the polar rod to slide into the inner pore of the connecting rod to make the pore wall of the pore contacted with both side sections of the spring clamping piece so as to form conductive connection when revolved with the plug shell. The quickly-connected cable connector has the advantages of firm connection of the connector and sockets, complete contact of connected electrodes during use, stable and reliable conductive performance, better anti-static effect, high safety performance, wearing resistance and long service life.

Description

A kind of cable connector of quick connection

Technical field

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

Background technology

Because can not fastening each other 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, should deficiency for solving; 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, and 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 are prone to cause loose contact, especially use several times after, wearing and tearing therebetween more are prone to the possibility of aggravation loose contact, thereby reduce its useful life.

Summary of the invention

The present invention mainly provides a kind of cable connector of quick connection, 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 invention mainly is able to solve through following technical proposals: a kind of cable connector of quick connection; 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, and two electrodes of establishing in the said 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; The top of said utmost point bar be provided with one extend to its two side groove, be provided with the conductive U type spring fastener that can in groove, slide in the groove; Two electrodes of establishing in the said plug body are connecting rod and adapter sleeve, are provided with in the connecting rod and the adaptive hole of said utmost point bar external diameter, are provided with between adapter sleeve and the connecting rod to intercept the fixed cover that both conduct; When said 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, and the distance of its both sides section outer wall is greater than connecting rod endoporus internal diameter at this moment, and utmost point bar slips into after the connecting rod endoporus; Spring fastener both sides receive 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 the device of conduction, has only spring fastener both sides section and connecting rod inner hole wall to have relative fricting movement in use; Because the spring fastener generally all is that high strength elastic material is made, 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 makes 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 up 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 convexity that, can inwardly shrink under external force of encircleing; When said utmost point bar slipped into the connecting rod endoporus, two convexities received 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 convexity 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 can be connected the respectively Flexible Connector of cover and utmost point seat of conductive two ends.Screw when getting into connection status at jack housing and plug body; Flexible Connector is drawn close and pushed to utmost point seat and adapter sleeve each other 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 spring card of annular, and the spring card body is a sheet, and this sheet noumenon makes spring card be concavo-convex staggered waveform successively to two lateral bucklings; When both sides received the external force extruding, the protruding height point in spring card body both sides can inwardly fold, and forces is reinstatement then.The waveform configuration of spring card makes its every side can have several protruding height points 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 said 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, said adapter sleeve and connecting rod are connected with the conduction inserted sheet respectively.The conduction inserted sheet is easy to peg graft, and with the cambered surface maintenance excellent contact of adapter sleeve and connecting rod.

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

Description of drawings

Accompanying drawing 1 is a kind of structural representation of the cable connector of a kind of quick connection of the present invention;

Accompanying drawing 2 is vertical views of accompanying drawing 1;

Accompanying drawing 3 is explosive views of the present invention.

Embodiment

Pass through embodiment below, and combine accompanying drawing, do further bright specifically technical scheme of the present invention.

Embodiment: the cable connector of a kind of quick connection of the present invention; 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 is insulated electric conductor with plug body 3.

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 can be electrically connected through lug plate 12 and outer lead with utmost point seat 11.

The top of utmost point bar 10 is an arc, its cambered top end be provided with one extend to its two side groove, be provided with the conductive U type spring fastener 9 that can in groove, slide in the groove.Stage casing, spring fastener 9 both sides is bent into the outside convexity 91 that, can inwardly shrink under external force of encircleing; When utmost point bar 10 slipped into connecting rod 6 endoporus, two convexities 91 received this hole hole wall extruding and shrink.The openend of spring fastener 9 is bent into hook to the outside of place side respectively, with it accordingly, 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 is connected with conduction inserted sheet 4 respectively with connecting rod 6, and conduction inserted sheet 4 passes the hole of setting on the fixed cover 5 and the groove on the sidewall thereof respectively, joins 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 spring card 8 of annular, and spring card 8 bodies are sheet, and this sheet noumenon makes spring card 8 be concavo-convex staggered waveform successively to two lateral bucklings; When both sides received the external force extruding, the protruding height point in spring card 8 body both sides can inwardly fold, and forces is reinstatement then.

When jack housing 14 and plug body 3 screw; Driving adapter sleeve 7 contacts with spring card 8 both sides protruding 91 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 present invention 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 invention 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 technological conversion, this distressed structure still belongs within protection scope of the present invention.

Need to prove; Holder 13 is made for insulating material with fixed cover 5 and is formed, and both main effects are to be insulation, and 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 that connects fast; 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 said 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; The top of said utmost point bar (10) be provided with one extend to its two side groove, be provided with the conductive U type spring fastener (9) that can in groove, slide in the groove; Two electrodes of establishing in the said plug body (3) are connecting rod (6) and adapter sleeve (7); Be provided with in the connecting rod (6) and the adaptive hole of said utmost point bar (10) external diameter, be provided with between adapter sleeve (7) and the connecting rod (6) and intercept the fixed cover (5) that both conduct; When said 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. the cable connector of a kind of quick connection according to claim 1 is characterized in that: described spring fastener (9) stage casing, both sides is bent into the outside convexity (91) that, can inwardly shrink under external force of encircleing; When said utmost point bar (10) slipped into connecting rod (6) endoporus, two convexities (91) received this hole hole wall extruding and shrink.

3. the cable connector of a kind of quick connection 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. the cable connector of a kind of quick connection according to claim 3; It is characterized in that: described Flexible Connector (8) is the spring card (8) of annular; Spring card (8) body is a sheet; This sheet noumenon makes spring card (8) be concavo-convex staggered waveform successively to two lateral bucklings; When spring card (8) both sides received the external force extruding, the protruding height point in its body both sides can inwardly fold, and forces is reinstatement then.

5. the cable connector of a kind of quick connection according to claim 3, it is characterized in that: described Flexible Connector (8) is a disk spring.

6. the cable connector of a kind of quick connection 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 dogging of spring fastener (9) openend is gone in this annular groove.

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

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

9. the cable connector of a kind of quick connection according to claim 8 is characterized in that: said 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.