CN202523914U

CN202523914U - Floating, self-locking and self-unlocking connector

Info

Publication number: CN202523914U
Application number: CN 201120365439
Authority: CN
Inventors: 葛雄浩; 徐婕
Original assignee: CETC 23 Research Institute
Current assignee: CETC 23 Research Institute
Priority date: 2011-09-27
Filing date: 2011-09-27
Publication date: 2012-11-07
Anticipated expiration: 2021-09-27

Abstract

The utility model relates to a floating connector, solving the problems of providing a floating, self-locking and self-unlocking connector, and being characterized in that the shell of a socket (1) is provided with a locking groove; the locking structure on a plug (2) is formed by a floating inner shell (21) and an unlocking shell (22); axially floating for elastic deformation can be performed between the floating inner shell (21) and the unlocking shell (22); the front end of the floating inner shell (21) is provided with a locking key; the front end of the unlocking shell (22) is provided with a locking hole; a contact piece is firstly plugged during the plugging process, and the insulating mounting plates in the plug and the socket contact and positions, and then the shell (22) is unlocked so as to move forward continually; when the locking key ejects from an unlocking hole and enters into the locking groove, the connector is locked; the connector has certain floating amount; and pulling the unlocking shell (22) can complete unlocking and separation. The floating, self-locking and self-unlocking connector has the advantages of being unique in design, being reliable in contact and being convenient to operate.

Description

A kind ofly float, self-locking and from release one connector

Technical field

The utility model relates to cylindrical connector, relates in particular to float connector.

Technical background

Float connector is used for the specific occasion more, like employed connector on the mobile unit, because long-term the use at the state of vibrations that jolts; Can produce frequent floating between the plug and socket of composition connector; If use common connector, then can produce certain relative motion between contact pin and the jack, because the matrix copper alloy of contact pin jack has identical hardness with the surface gold-plating layer; And the existence of contact pressure, what be accompanied by generation is sticking friction.This fricting movement can cause adhesive wear, makes material transfer and produce wear debris; And further cause the breakage of Gold plated Layer, and make the matrix copper alloy exposed, exposed parent metal is because lose the protection of gold layer, oxidation rapidly under the action of high temperature that frictional heat causes, thus produce one deck electric insulation layer, finally cause the connection of connector to be lost efficacy.Another kind of situation then is that the frequent stress that produces that floats directly makes contact rupture, and causes connector to lose efficacy.

At present, common connector just possesses the perhaps simple function of self-locking that floats, for example traditional BMA type connector, and it adopts a reed to realize float function; Can't satisfy the requirement that needs connector in some certain applications anti-ly floats, contact is reliable, easy and simple to handle.

The utility model content

The utility model technical problem to be solved is; To the deficiency of prior art, provide a kind of and float, self-locking and from release one connector, can make connector under self-locking state, realize the axial float of certain distance; And contact reliably, easy and simple to handle, satisfy the needs of special application scenario.

For solving the problems of the technologies described above, the technical solution of the utility model is:

A kind ofly float, self-locking and from release one connector, said connector is made up of plug 2 and socket 1; Realize plugging together locking through the guide frame and the locking mechanism of working in coordination between said plug 2 and the socket 1, and through being separately positioned on the transmission of the contact butt joint realization signal on the insulating mounting plate in the plug and socket; It is characterized in that:

Locking mechanism on the said socket 1 is the jack housing 11 that is provided with locking slot 111, is connected with the insulating mounting plate 13 that is used for fastening installation contact 12 in the jack housing 11;

Locking mechanism on the said plug 2 is made up of with release shell 22 unsteady inner casing 21 jointly, and said unsteady inner casing 21 is installed in the release shell 22; Said unsteady inner casing 21 inside are connected with the insulating mounting plate 24 that is used for fastening installation contact 23;

Said unsteady inner casing 21 front ends are provided with some locking keies 211, said locking key 211 for jack housing 11 on the elasticity claw-like structure that matches of locking slot 111; Be provided with spring 25 between the step surface of affixed insulating mounting plate 24 in said release shell 22 back end-stopping plates and the unsteady inner casing 21, can carry out strain unsteady on axial between float inner casing 21 and the release shell 22; Said release shell 22 front ends are provided with unlock hole 221, and the shaped position of said unlock hole 221 matches with locking key 211 on the unsteady inner casing 21 and can make locking key 211 moving axially retraction unlock hole 221 or from unlock hole 221, eject along with release shell 22;

As preference, said guide frame constitutes with socket 1 interior insulating mounting plate 13 five outside gathering sills 131 for five feather keys 212 of inner casing 21 heads that floated by plug 2 jointly; At every feather key 212 front ends a locking key 211 is set all; The position of said gathering sill 131 and feather key 212 match to merge and can hold feather key 212.

Said locking key 211 is provided with transition inclined-plane 2111.

The utility model can bring following beneficial effect:

The structure of the utility model makes connector under self-locking state, can realize the axial float of certain distance; And in location free procedure; It is static relatively that contact pin and jack contact keep, and only is that shell has produced and floats, thereby improves connector contact reliability in use; And the utility model has realized that connector floats, self-locking and from the integrated function of release, and can achieve a butt joint through the simple operations of in the axial direction shell being implemented locking and separate release of connector is applicable in the small space.This connector construction compared with prior art has the advantage that processing technology is simple, contact is reliable, easy to use.

Description of drawings

Fig. 1: the profile of the plug construction of a preferred embodiment of the utility model

Fig. 2: the profile of the socket of a preferred embodiment of the utility model

Fig. 3: the connector of present embodiment is not plugging together view

Fig. 4: the connector of present embodiment contact in the process of plugging together contacts sketch map fully

Fig. 5: the connector of present embodiment is locked sketch map in the process of plugging together

Fig. 6: the connector of present embodiment is realized the sketch map of float function after locking

Fig. 7: the connector of present embodiment is the lock release sketch map in the process of plugging together

Fig. 8: the plug of the present embodiment inner casing feather key structural representation that floats

Fig. 9: the socket insulating mounting plate gathering sill structural representation of present embodiment

Embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is done further explain.

Shown in Figure 1 is the structure of the plug of present embodiment.Locking mechanism on the plug is made up of with release shell 22 unsteady inner casing 21 jointly; The inner casing 21 of floating is inner affixed to be used for the fastening insulating mounting plate 24 that contact (being contact pin) 23 is installed.In conjunction with referring to Fig. 8, inner casing 21 heads that float are provided with five feather keys 212, are provided with locking key 211 at the front end of every feather key, and locking key 211 is provided with transition inclined-plane 2111.Be provided with unlock hole 221 in the said release shell 22.Because the elastic force effect of spring 25, the strain on can carrying out axially between float inner casing 21 and the release shell 22 unsteady.

Shown in Figure 2 is present embodiment cooperates butt joint with plug shown in Figure 1 socket.The locking mechanism of corresponding plug is a jack housing 11 on the socket, and jack housing 11 is provided with locking slot 111, the jack housing 11 inner affixed insulating mounting plates 13 that are provided with contact (being jack) 12.Locking slot 111 matches with locking key 211 on the plug, after locking key 211 enters into locking slot 111, can produce firm coupling mechanism force.In conjunction with referring to Fig. 9, the guide frame that matches with plug on the socket is five outside gathering sills 131 of insulating mounting plate 13 in the socket; Article five, the position of gathering sill 131 is corresponding with the position of five feather keys 212 of unsteady inner casing 21 heads of plug and can hold five feather keys 212.

Shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 is the floating of connector, self-locking and from the release process.

As shown in Figure 3, connector is in released state when not plugging together, and the power effect of spring 25 makes locking key 211 retraction unlock holes 221 belows, and this moment, plug 2 was in released state, and plug 2 can carry out slotting with socket 1 smoothly like this.

As shown in Figure 4, socket 1 and plug 2 after contact pin and jack at first plug together, contact with socket insulating mounting plate 13 and locate along with plug 2 continues to move plug insulating mounting plate 24 in the process of plugging together, and connector still is unlocked at this moment.

As shown in Figure 5; When connector plug together that plug insulating mounting plate shown in Figure 4 24 contacts with socket insulating mounting plate 13 and the state of locating after; Because the effect of spring 25; The release shell 22 of plug 2 can continue to move forward, and along with the mobile locking key 211 ejection unlock holes 221 of release shell 22, locking key 211 catches on the locking slot 111 of socket 1.At this moment, connector is in locking state, and except the release shell 22 of plug 2, other any positions of pulling connector all can't make its separation.

Shown in Figure 6 is connector is realized float function after locking sketch map.After connector plugged together locking state shown in Figure 5, connector was maintaining the lock status down, and the release shell 22 of plug 2 has certain amount of floating L in the axial direction.And the release shell 22 at plug 2 produces under the situation of floating, and the inner contact site of connector still can keep highly reliable contact, thereby has guaranteed connection reliability.

The shown in Figure 7 releasing for connector locked sketch map.When the needs release; The release shell 22 of pulling plug 2; Unlock hole 221 moves backward and along transition inclined-plane 2111 locking key 211 pressed downward is made in the locking key 211 retraction unlock holes 221, and when locking key 211 was positioned at unlock hole 221 belows, plug 2 was promptly separable with socket 1.The setting on transition inclined-plane 2111 makes the releasing process of unlock hole 221 more smooth.

Claims

One kind float, self-locking and from release one connector, said connector is made up of plug (2) and socket (1); Realize plugging together locking through the guide frame and the locking mechanism of working in coordination between said plug (2) and the socket (1), and through being separately positioned on the transmission of the contact butt joint realization signal on the insulating mounting plate in plug (2) and the socket (1); It is characterized in that:

Locking mechanism on the said socket (1) is connected with the insulating mounting plate (13) that is used for fastening installation contact (12) for being provided with the jack housing (11) of locking slot (111) in the jack housing (11);

Locking mechanism on the said plug (2) is by unsteady inner casing (21) and the common formation of release shell (22), and said unsteady inner casing (21) is installed in the release shell (22); Said unsteady inner casing (21) inside is connected with the insulating mounting plate (24) that is used for fastening installation contact (23);

Said unsteady inner casing (21) front end is provided with some locking keies (211), said locking key (211) for jack housing (11) on the elasticity claw-like structure that matches of locking slot (111); Be provided with spring (25) between the step surface of affixed insulating mounting plate (24) in said release shell (22) back end-stopping plate and the unsteady inner casing (21), can carry out strain unsteady on axial between float inner casing (21) and the release shell (22); Said release shell (22) front end is provided with unlock hole (221), and the shaped position of said unlock hole (221) matches with locking key (211) on the unsteady inner casing (21) and can make locking key (211) moving axially retraction unlock hole (221) or from unlock hole (221), eject along with release shell (22).
According to claim 1 describedly a kind ofly float, self-locking and from release one connector, it is characterized in that: said guide frame is outside five gathering sills (131) of five feather keys (212) of inner casing (21) head that floated by plug (2) and interior the insulating mounting plate of socket (1) (13) formation jointly; At every feather key (212) front end a locking key (211) is set all; The position of said gathering sill (131) and feather key (212) match to merge and can hold feather key (212).
According to claim 1 or 2 describedly a kind ofly float, self-locking and from release one connector, it is characterized in that: said locking key (211) is provided with transition inclined-plane (2111).