CN217215391U

CN217215391U - Floating blind-plug rotatable 45-degree self-short-circuit electric connector

Info

Publication number: CN217215391U
Application number: CN202221094909.4U
Authority: CN
Inventors: 姜攀
Original assignee: Xi'an Jiegao Electronic Technology Co ltd
Current assignee: Xi'an Jiegao Electronic Technology Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-16
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses a floating blind-plug rotatable 45-degree self-short-circuit electric connector, which comprises a plug and a socket oppositely inserted with the plug, wherein the plug comprises an installation shell, an insulator is fixedly installed inside the installation shell, a short-circuit ring is slidably installed inside the right end of the installation shell, a raised inner ring for limiting the sliding-out of the short-circuit ring is arranged at the right end of the installation shell, a guide post and a contact element are fixedly installed on the short-circuit ring, and a spring is sleeved outside the guide post; the socket comprises a second mounting shell, wherein the shell is slidably mounted at two ends inside the second mounting shell in a limiting mode, a second spring is sleeved outside the shell, and one end of the second spring is abutted to the outside of the shell. After the plug and the socket are inserted in place, the plug drives the socket to rotate 45 degrees counterclockwise; the short circuit function and the short circuit releasing function can be respectively and automatically realized. After the paired connectors are separated from each other, all contact pieces in the connectors are automatically conducted, namely, the connectors are in a self-short circuit state; after the connectors are plugged, the short circuit state is automatically released.

Description

Floating blind-plug rotatable 45-degree self-short-circuit electric connector

Technical Field

The utility model belongs to the technical field of electronic components, concretely relates to but floating blind plug 45 degrees from short circuit electric connector. The self-short circuit connector can be widely applied to AC and DC circuit connection between various vehicle-mounted and airborne launchers and launchers, can be widely applied to a high anti-interference equipment control system, and is particularly suitable for occasions with serious consequences caused by equipment misoperation.

Background

The electric connector has wide application range at present, most of the existing common electric connectors basically fix a socket on a fixed part, and after the socket and a plug are plugged, internal contact pieces are contacted and meshed with each other to realize the transmission of current and signals between a free end and a fixed part. Meanwhile, the floating blind plugging function is required, accumulated errors caused by processing or installation are prevented, and the electrical obstruction result generated by the system or the phenomenon that a connector plug and a socket cannot be plugged is avoided. The common connector can not meet the use requirement and has certain use defects.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that a self-short-circuit connector applied at present is in a short-circuit state with a shell on the occasion of line series connection caused by manual misoperation or other uncertain factors, the safety of a system is improved.

The utility model provides a following technical scheme: a floating blind-plug 45-degree-rotatable self-short-circuit electric connector comprises a plug and a socket oppositely plugged with the plug, wherein the plug comprises a mounting shell, an insulator is fixedly mounted inside the mounting shell, a short-circuit ring is slidably mounted inside the right end of the mounting shell, a raised inner ring for limiting the short-circuit ring to slide out is arranged at the right end of the mounting shell, a guide post and a contact element are fixedly mounted on the insulator, and a spring is sleeved outside the guide post;

the socket comprises a second mounting shell, wherein the shells are slidably mounted at two ends of the second mounting shell in a limiting mode, a second spring is sleeved outside the shells, one end of the second spring is abutted to the outside of the shells, the other end of the second spring is abutted to the inside of the second mounting shell, a second contact element is fixedly mounted inside the shells, a clamp nail is mounted at one end of the second mounting shell in the inside, a concave groove is formed in the outside of the shells, and the head of the clamp nail is clamped in the groove in a sliding mode.

Preferably, the guide columns and the contact elements are all five and are arranged annularly, the guide columns and the contact elements are connected with the short circuit ring in a sliding mode, and the guide columns are arranged on the outer ring of the contact elements.

Preferably, the right end outer ring of the outer part of the installation shell is provided with three grooves, the three grooves are distributed on the outer circle of the installation shell in an equal angle mode, and the width of one groove is larger than the widths of the other two grooves.

Preferably, the sliding stroke of the shell is limited by a snap ring for the mounting hole at one end and a staple at the other end in the second mounting shell.

Preferably, the inside of casing is provided with bellied key, the key is pegged graft with the recess cooperation.

Preferably, the grooves are symmetrically distributed in the circumferential direction of the shell, and the center line of the two ends of each groove is distributed at 45 degrees.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the main characteristic of the self-short circuit connector is that the self-short circuit connector can respectively and automatically realize the short circuit function and the short circuit release function according to the use requirement. After the paired connectors are separated from each other, all contact pieces in the connectors are automatically conducted, namely, the connectors are in a self-short circuit state; after the connectors are plugged, the short circuit state is automatically released, and the normal connection state is recovered. In some special connection occasions and high anti-interference equipment control systems and occasions with serious consequences caused by equipment misoperation, the electric connector has a self-short-circuit function, so that the safety of the system is enhanced, and the damage of the whole system caused by external natural factors is protected.

Drawings

Fig. 1 is a cross-sectional structure diagram of the plug of the present invention;

fig. 2 is a right side view of the plug of the present invention;

FIG. 3 is a cross-sectional view of the socket of the present invention;

fig. 4 is a left side view of the socket of the present invention;

FIG. 5 is a view showing the external structure of the housing of the present invention;

fig. 6 is a partial structure view of the outer part of the casing according to the present invention.

In the figure: mounting housing 1, insulator 2, shorting ring 3, guide post 4, spring 5, contact 6, second mounting housing 7, housing 8, raised key 801, groove 802, second spring 9, second contact 10, groove 101, snap ring 11, staple 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a floating blind-plug 45-degree-rotatable self-short-circuit electric connector comprises a plug and a socket oppositely plugged with the plug, wherein the plug comprises a mounting shell 1, an insulator 2 is fixedly mounted inside the mounting shell 1, a short-circuit ring 3 is slidably mounted inside the right end of the mounting shell 1, a raised inner ring for limiting the short-circuit ring 3 to slide out is arranged at the right end of the mounting shell 1, a guide post 4 and a contact element 6 are fixedly mounted on the insulator 2, and a spring 5 is sleeved outside the guide post 4;

the socket includes second installation casing 7, the spacing slidable mounting casing 8 in the inside both ends of second installation casing 7, second spring 9 is established to the outside cover of casing 8, and second spring 9 one end offsets with the casing 8 outside, and the second spring 9 other end offsets with the inside of second installation casing 7, the inside fixed mounting of casing 8 has second contact 10, bail 12 is installed to the inside one end of second installation casing 7, sunken slot 802 has been seted up to casing 8 outside, and the head card of bail 12 is at slot 802 sliding connection.

Furthermore, the guide posts 4 and the contact elements 6 are all five and are arranged in an annular shape, the guide posts 4 and the contact elements 6 are connected with the short circuit ring 3 in a sliding mode, and the guide posts 4 are arranged on the outer ring of the contact elements 6.

Further, the right end outer ring of the outside of the installation shell 1 is provided with three grooves 101, the three grooves 101 are distributed on the outer circle of the installation shell 1 at equal angles, and the width of one groove 101 is greater than the widths of the other two grooves 101.

Furthermore, the second mounting case 7 has a snap ring 11 for mounting a hole at one end and a staple 12 for mounting the other end to limit the sliding stroke of the case 8.

Further, a raised key 801 is arranged inside the housing 8, and the key 801 is matched and plugged with the groove 101.

Further, the grooves 802 are symmetrically distributed in the circumferential direction of the housing 8, and the center lines of the two ends of each groove 802 are distributed at 45 °.

Example 1: when the plug is in a non-plugging state, the short circuit ring 3 is in a free state under the action of the elastic force of the spring 5, and each contact piece 6 and the short circuit ring 3 are in a communicated state, so that the purpose of short circuit is achieved. When the plug is inserted into the socket, the short circuit ring 3 moves backwards under the thrust action of the socket and moves on the guide post 4, and meanwhile, the spring 5 is compressed; when the short-circuiting ring 3 moves out of contact with the respective contact 6, the short-circuiting function is released; the contact 6 in the plug and the second contact 10 in the socket have not yet contacted; when the plug is completely inserted into the socket, the short-circuit ring 3 in the plug moves to a position insulated from each contact 6 in the plug, and is in a short-circuit release state, and the contact 6 in the plug is in contact communication with the second contact 10 in the socket; when the plug and the socket are separated, the short circuit ring 3 automatically moves forwards under the action of the rebounding force of the spring 5, and after the plug and the socket are completely separated, the short circuit ring 3 is restored to a free state, and the short circuit function is automatically restored.

Example 2: after the plug and the socket are inserted in place, the plug drives the socket to rotate 45 degrees counterclockwise; to ensure that the device is in the correct position; the staple 12 is arranged on the second mounting shell 7 of the socket, the groove 802 is arranged on the shell 8 of the socket, the plug drives the groove 802 to rotate 45 degrees anticlockwise, the staple 12 falls into the groove 802 on the shell 8, and the staple 12 is hooked in the groove 802 through the second spring 9 and is not easy to loosen.

Example 3: when the connector plug is inserted into the socket, the plug and the socket are inserted in an aligned mode, but due to the existence of machining or installation errors, the fact that the plug and the socket on the equipment are inserted in an aligned mode is difficult to guarantee; there is a certain clearance between the housing 8 and the second mounting housing 7 on the socket at the time of design, and a certain clearance between the clip 12 and the groove 802. The existence of the fit clearance prevents accumulative error caused by processing or installation, avoids the electrical obstruction result generated by the system, and can ensure that the plug has radial floating and axial rotation floating when being inserted into the socket.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The floating blind-plug rotatable 45-degree self-short-circuit electric connector comprises a plug and a socket oppositely plugged with the plug, and is characterized in that the plug comprises an installation shell (1), an insulator (2) is fixedly installed inside the installation shell (1), a short-circuit ring (3) is slidably installed inside the right end of the installation shell (1), a raised inner ring for limiting the short-circuit ring (3) to slide out is arranged at the right end of the installation shell (1), a guide post (4) and a contact element (6) are fixedly installed on the insulator (2), and a spring (5) is sleeved outside the guide post (4);

the socket comprises a second mounting shell (7), wherein the second mounting shell (7) is provided with two inner ends, the two ends of the second mounting shell (7) are limited and slidably mounted with the shells (8), the outer portion of each shell (8) is sleeved with a second spring (9), one end of each second spring (9) is abutted to the outer portion of each shell (8), the other end of each second spring (9) is abutted to the inner portion of each second mounting shell (7), a second contact element (10) is fixedly mounted inside each shell (8), a clamping nail (12) is mounted at one inner end of each second mounting shell (7), the shells (8) are externally provided with sunken grooves (802), and the head of each clamping nail (12) is clamped in each groove (802) in a sliding connection mode.

2. The floating blind-mate rotatable 45-degree self-short-circuit electric connector according to claim 1, wherein the guide posts (4) and the contact pieces (6) are all five and are arranged in an annular shape, the guide posts (4) and the contact pieces (6) are connected with the short-circuit ring (3) in a sliding manner, and the guide posts (4) are arranged on the outer ring of the contact pieces (6).

3. A floating blind-mate 45-degree rotatable self-short-circuit electric connector according to claim 1, wherein the right outer ring of the outer part of the mounting shell (1) is provided with three grooves (101), the three grooves (101) are distributed on the outer circle of the mounting shell (1) at equal angles, and the width of one groove (101) is greater than the widths of the other two grooves (101).

4. A floating blind-mate 45 degree rotatable self-shorting electrical connector according to claim 1 wherein the second mounting housing (7) has an internal mounting hole with a snap ring (11) at one end and a staple (12) at the other end to limit the sliding travel of the housing (8).

5. A floating blind mate 45 degree rotatable self shorting electrical connector according to claim 1 wherein the housing (8) is provided with a raised key (801) on the inside, the key (801) mating with the recess (101).

6. A floating blind mate 45 degree rotatable self shorting electrical connector according to claim 1 wherein the grooves (802) are symmetrically disposed about the circumference of the housing (8) and the centerline of each end of each groove (802) is 45 °.