CN214176289U

CN214176289U - Floating connector

Info

Publication number: CN214176289U
Application number: CN202120160992.XU
Authority: CN
Inventors: 洪军标
Original assignee: Ningbo Xichuang Nike Electronic Technology Co ltd
Current assignee: Ningbo Xichuang Nike Electronic Technology Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-10
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to a floating connector, including first connector, this first connector includes the fixed casing of first insulation, insulating movable housing and locating part, insulating movable housing can float relatively, the locating part is arranged in preventing that insulating movable housing from deviating from the fixed casing of first insulation, the locating part is cyclic annular and has the well kenozooecium along the length direction intercommunication of floating connector, the tip of insulating movable housing has the length direction along floating connector and extends and pass the convex part of well kenozooecium, thereby make this convex part spacing in well kenozooecium on floating connector's upper and lower direction. In the process of pulling out the first connector from the second connector, the force applied to the top connecting edge is dispersed to the other connecting edges, so that the entire stopper is not easily deformed.

Description

Floating connector

Technical Field

The utility model relates to a connector technical field, concretely relates to connector floats.

Background

The floating connector includes a first connector including a first insulating fixed housing, an insulating movable housing, and a first terminal, and the insulating movable housing is capable of floating with respect to the first insulating fixed housing so as to be capable of absorbing vibration. The second connector includes a second insulative fixing housing and a second terminal, and transmits current or signals through connection of the second terminal and the first terminal.

For example, chinese patent application No. CN201210199747.5 (publication No. CN102868056B) discloses a "floating type connector" including a fixed base, a movable base, and a connecting member passing through the fixed base and the movable base, wherein the movable base is movable relative to the fixed base by being elastically deformed by the connecting member. The connector further includes: and a movement limiting buckle which is arranged on the fixed base and limits the movable base to move beyond a certain movement amount relative to the fixed base. Wherein, this removal restriction buckle includes: a press-in portion that is press-fitted into and engaged with a slit-shaped press-in groove formed in the fixed base; and a movement restricting section which is vertically opposed to the movable base and restricts the movement of the movable base in the vertical direction beyond a predetermined amount of movement.

However, the movement limiting buckle (equivalent to a limiting member hereinafter) in the above patent limits the movable base (equivalent to an insulating movable housing hereinafter) in the vertical direction by the movement limiting portion which is bent and extends toward the top of the movable base, so that the movement limiting portion is easily deformed after the second connector is pulled out of the first connector several times, thereby increasing the risk that the movable base is pulled out upward from the fixed base (equivalent to a first insulating fixed housing hereinafter).

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a locating part is difficult to warp, insulating movable housing is difficult to upwards deviate from the connector that floats in the fixed casing of first insulation according to the prior art current situation and provides.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a floating connector, includes first connector, and this first connector includes the fixed casing of first insulation, insulating movable housing and locating part, and the fixed casing of insulating movable housing can float relatively the fixed casing of first insulation, and the locating part is arranged in preventing that the movable casing of insulating is deviate from its characterized in that from the fixed casing of first insulation: the stopper is annular and has a hollow portion extending in the longitudinal direction of the floating connector, and the end portion of the insulating movable housing has a protrusion extending in the longitudinal direction of the floating connector and penetrating through the hollow portion, so that the protrusion is retained in the hollow portion in the vertical direction of the floating connector.

In order to further limit the first insulating fixing shell, the limiting part is mounted on the first insulating fixing shell, so that the limiting part also has a limiting effect on the first insulating fixing shell.

The installation manner between the limiting member and the first insulating fixed housing may be various, and preferably, the first insulating fixed housing has a limiting portion extending along the length direction of the floating connector and penetrating through the hollow portion, so that the limiting portion is limited in the hollow portion in the up-down direction of the floating connector, and the limiting portion is closer to the edge of the hollow portion than the convex portion at the corresponding position.

The shape of the limiting part can be various, preferably, the limiting part is U-shaped, an accommodating groove which is opened upwards is formed in the middle of the limiting part, the convex part is positioned in the accommodating groove, and the outer wall of the limiting part is close to the edge of the hollow part; the insulation movable shell comprises a body and the convex part connected with the body;

the first insulating fixing case has an accommodation recess for accommodating the body, the accommodation recess communicating with the accommodation groove in a length direction of the floating connector.

In order to move the insulating movable housing in the width direction of the floating connector, the width of the convex portion is smaller than the width of the receiving groove in the width direction of the floating connector. Thus, the projection has a space in the width direction, and the insulating movable housing can move in the width direction of the floating connector.

Preferably, the outer wall of the body of the insulating movable housing and the accommodating recess of the first insulating fixed housing have a space therebetween in a width direction of the floating connector or/and a length direction of the floating connector. So that the insulative movable housing can float with respect to the first insulative stationary housing in the width direction of the floating connector or/and the length direction of the floating connector.

In order to facilitate the installation of the limiting part, the first insulating fixing shell further comprises a connecting part which is positioned outside the limiting part and is arranged at an interval with the limiting part, and a space between the connecting part and the limiting part is used for accommodating the corresponding part of the limiting part. Such that the corresponding part of the limiting member is mounted at a position between the connecting portion and the limiting portion.

In order to facilitate the bottom mounting of the limiting part, the bottom of the limiting part is provided with a mounting part extending along the width direction X of the floating connector, and the bottom of the connecting part is provided with a recess opening for accommodating the mounting part. Thus, the mounting portion of the stopper is mounted in the recess opening without easily interfering with the connecting portion.

Preferably, the first connector further comprises a first circuit board, and the mounting portion and the first insulating fixing housing are connected to the first circuit board respectively;

the first connector also comprises a first terminal, wherein the first side of the first terminal is connected with the first insulating fixed shell, and the second side of the first terminal is connected with the insulating movable shell;

the floating connector comprises a second connector which can be mutually embedded with or separated from the first connector, the second connector comprises a second insulation fixing shell and a second terminal, and the second terminal can be electrically connected with or disconnected from the first terminal.

The first terminal and the second terminal may have various structures, and preferably, the first terminal has a movable portion and a first contact portion connected to each other, the movable portion being elastically deformable in a width direction of the floating connector and a length direction of the floating connector;

the second terminal has a second contact portion electrically connectable to or disconnectable from the first contact portion;

the second connector further includes a second circuit board for fixing the second insulating fixing case and the second terminal.

Compared with the prior art, the utility model has the advantages that: through setting up annular locating part, the protruding part of insulating movable casing passes the well kenozooecium of locating part, the locating part carries out upper and lower spacing top to the protruding part and connects the limit because of receiving the effect of other connection limits of locating part, and make the second connector in the in-process of extracting first connector, the power of applying to top connection limit is dispersed other connection limits, the top connection limit of locating part is difficult to warp because of the atress is too big like this, whole locating part is difficult to warp, insulating movable casing is difficult to upwards deviate from in the fixed casing of first insulation.

Drawings

Fig. 1 is an exploded view of a floating connector according to an embodiment of the present invention;

fig. 2 is a perspective view of a first connector according to an embodiment of the present invention;

FIG. 3 is an exploded view of FIG. 2;

FIG. 4 is a cross-sectional view of FIG. 2 through a stop;

FIG. 5 is a cross-sectional view of FIG. 2 in the length direction of the floating connector;

fig. 6 is an exploded view of the second connector of fig. 1.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 6, it is a preferred embodiment of the present invention. The floating connector includes a first connector 100 and a second connector 200.

The first connector 100 includes a first insulating fixed housing 5, an insulating movable housing 1, a first terminal 3, a limiting member 8, and a first circuit board 7.

The first insulating fixed housing 5 has a stopper portion 51 extending in the longitudinal direction Y of the floating connector and passing through the hollow portion 81 of the stopper 8, so that the stopper portion 51 is stopped in the hollow portion 81 in the up-down direction Z of the floating connector, and the stopper portion 51 is closer to the edge of the hollow portion 81 than the convex portion 11 at the corresponding position. Preferably, the position-limiting part 51 is U-shaped and has a receiving groove 511 formed at the middle thereof to be opened upward, so that the convex part 11 is received in the receiving groove 511, and the outer wall of the position-limiting part 51 is adjacent to the edge of the hollow part 81. In order to limit the local part of the limiting member 8, the first insulating fixed housing 5 further includes a connecting portion 52 located outside the limiting portion 51 and spaced apart from the limiting portion 51, and a space between the connecting portion 52 and the limiting portion 51 is used for accommodating the corresponding local part of the limiting member 8.

The housing 1 includes a body 12 and a protrusion 11 connected to the body 12, and the protrusion 11 extends in the longitudinal direction Y of the floating connector and passes through the hollow 81 of the stopper 8, so that the protrusion 11 is held in the hollow 81 in the vertical direction Z of the floating connector.

In the present embodiment, the insulating movable housing 1 is capable of floating in the width direction X of the floating connector and the length direction Y of the floating connector with respect to the first insulating fixed housing 5. The first insulating fixed housing 5 further has an accommodating recess 53 (fig. 3) for accommodating the body 12 of the insulating movable housing, the accommodating recess 53 communicating with the accommodating groove 511 in the length direction Y of the floating connector, and an interval is provided between the outer wall of the body 12 of the insulating movable housing 1 and the accommodating recess 53 of the first insulating fixed housing 5 in the length direction Y of the floating connector, so that the insulating movable housing 1 can float in the length direction Y of the floating connector with respect to the first insulating fixed housing 5. The width of the convex portion 11 is smaller than the width of the accommodation groove 511 in the width direction X of the floating connector, and there is a space between the outer wall of the body 12 of the insulating movable housing 1 and the accommodation concave portion 53 of the first insulating fixed housing 5 in the width direction X of the floating connector, so that the insulating movable housing 1 can float in the width direction X of the floating connector with respect to the first insulating fixed housing 5. The stopper 8 is annular and has a hollow portion 81 extending in the longitudinal direction Y of the floating connector, the stopper 8 is used to prevent the movable insulating housing 1 from coming off the fixed insulating housing 5, the protrusion 11 of the movable insulating housing 1 may not move upward in the hollow portion 81 of the stopper 8, the floating connector may not float in the vertical direction Z, the protrusion 11 of the movable insulating housing 1 may float up and down in the hollow portion 81 of the stopper 8, the floating connector may float in the vertical direction Z, and the stopper 8 serves to limit the upward movement range of the movable insulating housing 1. The limiting member 8 is mounted on the first insulating fixed housing 5, specifically, the bottom of the limiting member 8 has a mounting portion 82 extending along the width direction X of the floating connector, the bottom of the connecting portion 52 has a recessed opening 521 for accommodating the mounting portion 82, and the mounting portion 82 and the first insulating fixed housing 5 are respectively connected to the first circuit board 7. In this embodiment, the limiting member 8 has a limiting function on both the movable insulating housing 1 and the first fixed insulating housing 5.

The first terminal 3 is connected to the first circuit board 7 on a first side and to the movable insulating housing 1 on a second side. Specifically, the first terminal 3 has a movable portion 31 and a first contact portion 32 connected, the movable portion 31 being elastically deformable in a width direction X of the floating connector and a length direction Y of the floating connector.

The second connector 200 can be fitted to or separated from the first connector 100, and the second connector 200 includes a second insulating and fixing housing 2, a second terminal 4, and a second circuit board 6.

The second terminal 4 can be electrically connected to or disconnected from the first terminal 3. The second terminal 4 has a second contact portion 41, and the second contact portion 41 is electrically connectable to or disconnectable from the first contact portion 32.

The second circuit board 6 is used to fix the second insulating fixing case 2 and the second terminal 4.

The principle of use and operation of the floating connector is as follows.

When the connector is installed, the bottom of the insulating fixed housing 5 is connected to the first circuit board 7, the protrusion 11 of the insulating movable housing 1 is received in the receiving slot 511 of the limiting portion 51 of the first insulating fixed housing 5, the limiting member 8 is sleeved outside the limiting portion 51, the limiting portion 51 and the protrusion 11 penetrate through the hollow portion 81 of the limiting member 8, and the first terminal 3 is connected to the first circuit board 7 and the insulating movable housing 1, respectively.

When the second connector 200 is pulled out of the first connector 100, an upward force is exerted on the movable insulating housing 1, the protrusion 11 of the movable insulating housing 1 acts on the limiting member 8 upward, the top connecting edge 8a of the limiting member 8 limits the protrusion 11, and therefore the movable insulating housing 1 is prevented from being pulled out of the fixed first insulating housing 5 upward, because the limiting member 8 acts on the protrusion 11 in the top-bottom direction, the top connecting edge 8a is limited by the limiting member 8 in the vertical direction, and the force applied to the top connecting edge 8a is dispersed to other connecting edges in the process of pulling out the first connector 100 by the second connector 200, so that the top connecting edge 8a of the limiting member 8 is not easily deformed due to excessive stress, the whole limiting member 8 is not easily deformed, and the movable insulating housing 1 is not easily pulled out of the fixed first insulating housing 5.

Claims

1. A floating connector, comprising a first connector (100), wherein the first connector (100) comprises a first insulating fixed housing (5), an insulating movable housing (1) and a limiting member (8), the insulating movable housing (1) can float relative to the first insulating fixed housing (5), the limiting member (8) is used for preventing the insulating movable housing (1) from being released from the first insulating fixed housing (5), and the floating connector is characterized in that: the stopper (8) is annular and has a hollow portion (81) extending in the longitudinal direction (Y) of the floating connector, and the end portion of the insulating movable housing (1) has a protrusion (11) extending in the longitudinal direction (Y) of the floating connector and penetrating through the hollow portion (81), so that the protrusion (11) is retained in the hollow portion (81) in the vertical direction (Z) of the floating connector.

2. The floating connector of claim 1, wherein: the limiting piece (8) is installed on the first insulating fixed shell (5).

3. The floating connector of claim 2, wherein: the first insulating fixed housing (5) is provided with a limiting part (51) which extends along the length direction (Y) of the floating connector and penetrates through the hollow part (81), so that the limiting part (51) is limited in the hollow part (81) in the vertical direction (Z) of the floating connector, and the limiting part (51) is closer to the edge of the hollow part (81) than the convex part (11) at the corresponding position.

4. The floating connector of claim 3, wherein: the limiting part (51) is U-shaped, an accommodating groove (511) which is opened upwards is formed in the middle of the limiting part, the convex part (11) is positioned in the accommodating groove (511), and the outer wall of the limiting part (51) is close to the edge of the hollow part (81);

the insulation movable shell (1) comprises a body (12) and the convex part (11) connected with the body (12);

the first insulating fixed housing (5) has an accommodation recess (53) for accommodating the body (12), and the accommodation recess (53) communicates with the accommodation groove (511) in the length direction (Y) of the floating connector.

5. The floating connector of claim 4, wherein: the width of the convex portion (11) is smaller than the width of the receiving groove (511) in the width direction (X) of the floating connector.

6. The floating connector of claim 4, wherein: a distance is arranged between the outer wall of the body (12) of the insulation movable shell (1) and the accommodating concave part (53) of the first insulation fixed shell (5) in the width direction (X) of the floating connector or/and the length direction (Y) of the floating connector.

7. The floating connector of claim 3, wherein: the first insulating fixing shell (5) further comprises a connecting part (52) which is located outside the limiting part (51) and is arranged at an interval with the limiting part (51), and a space between the connecting part (52) and the limiting part (51) is used for accommodating a corresponding part of the limiting part (8).

8. The floating connector of claim 7, wherein: the bottom of locating part (8) has installation department (82) along the width direction (X) extension of floating connector, the bottom of connecting portion (52) has recess mouth (521) that is used for holding installation department (82).

9. The floating connector of claim 8, wherein: the first connector (100) further comprises a first circuit board (7), and the mounting part (82) and the first insulating fixed shell (5) are connected with the first circuit board (7) respectively;

the first connector (100) further comprises a first terminal (3), wherein a first side of the first terminal (3) is connected with the first insulating fixed shell (5), and a second side of the first terminal is connected with the insulating movable shell (1);

the floating connector comprises a second connector (200) which can be mutually embedded or separated with or from a first connector (100), the second connector (200) comprises a second insulation fixing shell (2) and a second terminal (4), and the second terminal (4) can be electrically connected with or disconnected from a first terminal (3).

10. The floating connector of claim 9, wherein: the first terminal (3) has a movable portion (31) and a first contact portion (32) connected to each other, the movable portion (31) being elastically deformable in a width direction (X) of the floating connector and in a length direction (Y) of the floating connector;

the second terminal (4) has a second contact portion (41), the second contact portion (41) being electrically connectable to or disconnectable from the first contact portion (32); the second connector (200) further comprises a second circuit board (6) for fixing the second insulating fixing case (2) and the second terminal (4).