CN210092445U

CN210092445U - Waterproof rhinoceros female socket

Info

Publication number: CN210092445U
Application number: CN201920533229.XU
Authority: CN
Inventors: 宋惠平
Original assignee: Ningbo Cloud Stage Equipment Co Ltd
Current assignee: Ningbo Cloud Stage Equipment Co Ltd
Priority date: 2019-04-09
Filing date: 2019-04-09
Publication date: 2020-02-18
Anticipated expiration: 2029-04-09

Abstract

The utility model discloses a waterproof rhinoceros inserting female head, including insulating shell, a female copper core is blocked in the shell, can dismantle in the end of female copper core and be connected with a wire, the part that the wire extends to outside the female copper core wraps up has the insulating cover, has a lock sleeve at the insulating cover overcoat, the front portion of lock sleeve is equipped with first external screw thread, and the rear portion is equipped with second external screw thread, is equipped with the locking claw at the rear portion of second external screw thread, the locking claw comprises a plurality of claw pieces that curl inwards, and claw piece front end is big, the rear end is little, and the front end of claw piece all is connected with the end of second external screw thread and encloses into a circle, forms a hole that can hold the insulating cover to pass through after the end of claw piece encloses; the locking sleeve is connected with the shell, and the locking nut is connected with the locking sleeve; the rear end of the lock nut is in an arc shape which gradually shrinks inwards; the outer sealing ring is sleeved on the outer surface of the front end of the female shell. The utility model discloses compact structure can keep better waterproof nature for a long time, can not leak electricity, and the security is high.

Description

Waterproof rhinoceros female socket

Technical Field

The utility model belongs to the technical field of power connector and specifically relates to a waterproof rhinoceros female connector.

Background

In stage performance, the used devices such as sound equipment need to be connected by using specific current connectors, such as: rhinoceros plugs, which generally consist of an insulating plastic housing and a conductive copper core, are electrically connected by a copper core connecting wire. However, the existing copper core is easy to loosen after being installed into the shell, the sealing performance is affected after the copper core is used for a long time, and if the connector with poor sealing performance is used in rainy days, electric leakage can be caused, and certain potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides a waterproof rhinoceros female plug which overcomes the defects and has good sealing performance and can prevent water for a long time.

The technical scheme of the utility model as follows:

a waterproof rhinoceros inserting female head comprises an insulating shell 2, a female copper core 3 is clamped in the shell 2, a clamping hole 82 is formed in the front end of the female copper core 3, a clamping convex block 81 is inwards arranged on the inner wall of the clamping hole 82, a lead 4 is detachably connected in the tail end of the female copper core 3, the part, extending to the outside of the female copper core 3, of the lead 4 is wrapped with an insulating sleeve 5, a locking sleeve 6 is sleeved outside the insulating sleeve 5, a first external thread 61 is arranged on the front portion of the locking sleeve 6, a second external thread 62 is arranged on the rear portion of the locking sleeve 62, a locking claw 63 is arranged on the rear portion of the second external thread 62, the locking claw 63 is composed of a plurality of inward-curled claw pieces, the front ends of the claw pieces are large, the rear ends of the claw pieces are small, the front ends of the claw pieces are connected with the tail end of the second external thread 62 and form a circle, and a hole capable of accommodating the insulating sleeve 5 to pass through is formed;

a first internal thread matched with the first external thread 61 is arranged at the tail end of the shell 2, and the locking nut is connected with the shell 2 through the first external thread 61 and the first internal thread;

a locking nut 1 is sleeved outside the locking claw 63, a second internal thread is arranged at the front end of the locking nut 1, and the locking sleeve 6 is connected with the locking sleeve 6 through the second external thread 62 and the second internal thread;

the rear end 12 of the lock nut 1 is in an arc shape which gradually shrinks inwards, and the lock claw is in a claw piece structure one by one and has lower strength, so that the arc-shaped part of the lock nut can gradually tighten the lock claw along with the screwing of the lock nut, and the lock claw can lock the insulating sleeve; the outer surface of the front end of the female shell 2 is also sleeved with an outer sealing ring 9 which can seal the male head and the female head after being plugged.

At least one limiting groove 31 which is the same as the axis direction of the female copper core 3 is arranged on the female copper core 3 behind the clamping hole 82, preferably not more than eight limiting grooves are arranged on the inner wall of the shell 2, at least one limiting convex strip matched with the limiting groove 31 is arranged on the inner wall of the shell, and when the shell is installed, the female copper core inserted into the shell can not rotate any more by aligning the limiting groove and the limiting convex strip. In order to align the positions of the limiting groove and the limiting convex strip, marks can be made on the outer surface of the female head copper core and the outer surface of the shell, and the female head copper core and the shell can be inserted in an aligning mode. The shell and the limiting convex strips are of an integral structure and are made of plastics, and during production, the plastic is directly extruded in a die.

An inner sealing ring is also arranged between the locking claw 63 and the insulating sleeve 5.

A stop boss 64 is provided between the first and second

external threads

61, 62, the stop boss 64 being higher than the first and second

external threads

61, 62 to prevent a nut, etc. on the larger outer diameter thread from being over-threaded onto the smaller outer diameter thread.

The length of the second external thread 62 is at least the same as the length of the second internal thread.

The locking sleeve 6, the first external thread 61, the second external thread 62, the locking claw 63 and the limiting boss 64 are of an integral structure and are formed by one-time compression molding of rubber, such as natural rubber.

Still the cover has the toper ring 8 of a plastics on insulating sleeve 5 between female first copper core 3 and lock sleeve 6, the end of female first copper core 3 is withstood to the front end of toper ring 8, and can be the same with the terminal size of female first copper core 3, the front end of lock sleeve 6 is withstood to the rear end of toper ring 8, and can be the same with the front end size of lock sleeve 6, the setting up of toper ring makes the front end of lock sleeve need not to design too long, also need not to use with the cooperation of female first copper core, can adopt same size during production, only need in addition production simple structure's toper ring come the different copper core size of cooperation can, great saving manufacturing cost.

The tail end of the female copper core 3 is provided with a cavity, the lead 4 is positioned in the cavity, the side surface of the tail end of the female copper core 3 is inwards provided with at least one threaded hole 33 communicated with the cavity, and the threaded hole 33 is internally provided with an inner hexagonal bolt 32 used for compressing the lead 4 in the cavity.

The utility model has the advantages that:

the utility model discloses compact structure even long-term the use, also difficult not hard up can keep better waterproof nature for a long time, and the condition that can not have the electric leakage takes place, and the security is high.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of a waterproof rhinoceros male plug for use with the present invention;

FIG. 4 is a schematic view of the internal structure of a waterproof rhinoceros male plug.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

The waterproof rhinoceros female plug shown in figures 1 and 2 comprises an insulating shell 2, a female copper core 3 clamped in the shell 2, the front end of the female head copper core 3 is provided with a clamping hole 82, the inner wall of the clamping hole 82 is provided with a clamping convex block 81 inwards, a lead 4 is detachably connected in the tail end of the female head copper core 3, the part of the lead 4 extending out of the female head copper core 3 is wrapped with an insulating sleeve 5, a locking sleeve 6 is sleeved outside the insulating sleeve 5, a first external thread 61 is arranged at the front part of the locking sleeve 6, a second external thread 62 is arranged at the rear part of the locking sleeve 6, the rear part of the second external thread 62 is provided with a locking claw 63, the locking claw 63 is composed of a plurality of claw pieces which curl inwards, the front ends of the claw pieces are large, the rear ends of the claw pieces are small, the front ends of the claw pieces are connected with the tail end of the second external thread 62 and form a circle, and a hole which can accommodate the insulating sleeve 5 to pass through is formed after the tail ends of the claw pieces are enclosed. A first internal thread matched with the first external thread 61 is arranged at the tail end of the shell 2, and the locking sleeve 6 is connected with the shell 2 through the first external thread 61 and the first internal thread. A lock nut 1 is sleeved outside the locking claw 63, a second internal thread is arranged at the front end of the lock nut 1, and the lock nut 1 is connected with the locking sleeve 6 through the second external thread 62 and the second internal thread. The rear end 12 of the lock nut 1 is in an arc shape which gradually shrinks inwards, and the lock claw is in a claw piece structure one by one, so that the strength is low, the arc-shaped part of the lock nut can gradually tighten up the lock claw along with the screwing of the lock nut, the lock claw locks the insulating sleeve, and an inner sealing ring is arranged between the lock claw 63 and the insulating sleeve 5. The outer surface of the front end of the female shell 2 is also sleeved with an outer sealing ring 9, and the outer sealing ring 9 is 0.01-0.55mm higher than the outer surface of the front end of the female shell.

At least one limiting groove 31 which is the same as the axis direction of the female copper core 3 is arranged on the female copper core 3 behind the clamping hole 82, preferably not more than eight limiting grooves are arranged on the inner wall of the shell 2, at least one limiting convex strip matched with the limiting groove 31 is arranged on the inner wall of the shell, and when the shell is installed, the female copper core inserted into the shell can not rotate any more by aligning the limiting groove and the limiting convex strip. In order to align the positions of the limiting groove and the limiting convex strip, marks can be made on the outer surface of the female head copper core and the outer surface of the shell, and the female head copper core and the shell can be inserted in an aligning mode. The housing and the limiting convex strip are of an integral structure and are made of plastic commonly used in the field, such as PVC. During production, the product can be directly extruded in a mould.

A stop boss 64 is provided between the first and second

external threads

61, 62, the stop boss 64 being higher than the first and second

external threads

61, 62 to prevent a nut, etc. on the larger outer diameter thread from being over-threaded onto the smaller outer diameter thread. The length of the second external thread 62 is at least the same as the length of the second internal thread. The locking sleeve 6, the first external thread 61, the second external thread 62, the locking claw 63 and the limiting boss 64 are of an integral structure and are formed by one-time compression molding of rubber, such as natural rubber.

Still the cover has the toper ring 8 of a plastics on insulating boot 5 between female first copper core 3 and lock sleeve 6, the toper ring can be made by PVC, the end of female first copper core 3 is withstood to the front end of toper ring 8, and can be the same with the terminal size of female first copper core 3, the front end of lock sleeve 6 is withstood to the rear end of toper ring 8, and can be the same with the front end size of lock sleeve 6, the setting up of toper ring makes the front end of lock sleeve need not to design too long, also need not to use with female first copper core cooperation, can adopt same size during production, only need produce simple structure's toper ring in addition cooperate different copper core sizes can, great saving manufacturing cost.

The waterproof rhinoceros male plug used with the waterproof rhinoceros female plug comprises an insulating shell 2 ', a male copper core 3 ' is clamped in the shell 2 ', a cylindrical clamping head 7 ' is arranged at the front end of the male copper core 3 ', and the male copper core 3 ' and the clamping head 7 ' are of an integral structure. A locking groove 72 ' is formed on the excircle of the clamping joint 7 ' in a rotating way around the axis of the clamping joint, and the locking groove 72 ' is not connected end to end; at the front end of the clamping head 7 'a flat surface 73' is milled along its axis, which surface 73 'is adapted to the female part and communicates with the bottom of the locking groove 72'. The locking structure of the male head and the connection mode of the male head and the lead can be designed to be the same as that of the waterproof rhinoceros socket. The utility model discloses well joint lug 81 highly not be higher than public first midplane 73 ''s the degree of depth, joint head 7 ' can insert in female joint hole 82, and the front end internal diameter of public first shell then is than the big 0-1mm of front end external diameter of female first shell, and in the front end of female first shell can insert the front end of public first shell, when the joint head inserted the joint hole, the joint lug got into the locking groove from plane department to reach the purpose of locking through locking inslot internal rotation to breaking away from the plane. The outer sealing ring at the front end of the female shell is 0.01-0.55mm higher than the outer surface of the front end of the female shell, and the specific height is determined according to the inner diameter of the front end of the male shell and the outer diameter of the front end of the female shell so as to ensure the sealing property after the male shell and the female shell are connected.

In light of the above, the present invention is not limited to the above embodiments, and various changes and modifications can be made by the worker without departing from the scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a waterproof rhinoceros inserts female head, includes insulating shell (2), and the card has female first copper core (3) in shell (2), and it has a joint hole (82) to open at the front end of female first copper core (3), is equipped with a joint lug (81) characterized by inwards at the inner wall in joint hole (82): the tail end of the female copper core (3) is internally detachably connected with a lead (4), the part of the lead (4) extending out of the female copper core (3) is wrapped with an insulating sleeve (5), the insulating sleeve (5) is sleeved with a locking sleeve (6), the front part of the locking sleeve (6) is provided with a first external thread (61), the rear part of the locking sleeve is provided with a second external thread (62), the rear part of the second external thread (62) is provided with a locking claw (63), the locking claw (63) consists of a plurality of claw pieces which are curled inwards, the front ends of the claw pieces are large and small, the front ends of the claw pieces are connected with the tail end of the second external thread (62) and form a circle, and the tail ends of the claw pieces form a hole which can accommodate the insulating sleeve (5) to pass through after being enclosed;

a first internal thread matched with the first external thread (61) is arranged at the tail end of the shell (2), and the locking sleeve (6) is connected with the shell (2) through the first external thread (61) and the first internal thread;

a locking nut (1) is sleeved outside the locking claw (63), a second internal thread is arranged at the front end of the locking nut (1), and the locking nut (1) is connected with the locking sleeve (6) through the second external thread (62) and the second internal thread;

the rear end (12) of the lock nut (1) is in an arc shape which gradually shrinks inwards; an outer sealing ring (9) is sleeved on the outer surface of the front end of the female shell (2).

2. A waterproof rhinoceros female plug according to claim 1, wherein: at least one limiting groove (31) which is the same as the axis direction of the female head copper core (3) is further formed in the female head copper core (3) behind the clamping hole (82), and at least one limiting convex strip which is matched with the limiting groove (31) is arranged on the inner wall of the shell (2).

3. A waterproof rhinoceros female plug according to claim 1, wherein: an inner sealing ring is arranged between the locking claw (63) and the insulating sleeve (5).

4. A waterproof rhinoceros female plug according to claim 1, wherein: a limiting boss (64) is arranged between the first external thread (61) and the second external thread (62), and the limiting boss (64) is higher than the first external thread (61) and the second external thread (62).

5. A waterproof rhinoceros female plug according to claim 4, wherein: the length of the second external thread (62) is at least the same as the length of the second internal thread.

6. A waterproof rhinoceros female plug according to claim 4, wherein: the locking sleeve (6), the first external thread (61), the second external thread (62), the locking claw (63) and the limiting boss (64) are of an integrated structure.

7. A waterproof rhinoceros female plug according to claim 1, wherein: a conical ring (8) is further sleeved on the insulating sleeve (5) between the female copper core (3) and the locking sleeve (6), the front end of the conical ring (8) props against the tail end of the female copper core (3), and the rear end of the conical ring (8) props against the front end of the locking sleeve (6).

8. A waterproof rhinoceros female plug according to claim 1, wherein: the tail end of the female copper core (3) is provided with a cavity, the lead (4) is positioned in the cavity, the side surface of the tail end of the female copper core (3) is inwards provided with at least one threaded hole (33) communicated with the cavity, and the threaded hole (33) is internally provided with an inner hexagonal bolt (32) used for compressing the lead (4) in the cavity.