CN210468273U

CN210468273U - Anti-loosening device for charger

Info

Publication number: CN210468273U
Application number: CN201921462886.6U
Authority: CN
Inventors: 王林君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-05-05
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to the technical field of charging equipment, in particular to a locking device for a charger, which comprises a shell, a plug board, a protective cylinder and an external thread, wherein the left end face of the shell is fixedly connected with the plug board, the outer side of the plug board is provided with the protective cylinder, the external thread is arranged on the outer side of the protective cylinder, the right side of the external thread is provided with a limiting frame, the left side of the plug board is provided with a plug, the left end face of the plug is fixedly connected with a lead, the outer side of the lead is provided with the protective cylinder, the right end face of the protective cylinder is fixedly connected with an extrusion cylinder, the inner side of the extrusion cylinder is provided with grooves; the utility model discloses in, through a protection section of thick bamboo, a spiral section of thick bamboo and the internal thread that sets up, the screwed connection through a protection section of thick bamboo and a spiral section of thick bamboo realizes the fixed of plug and picture peg, prevents that it from rocking, and the inboard extrusion plug of recipient guarantees that the plug can not break away from with the picture peg in the use, guarantees that it can normally charge the use, has fine use value.

Description

Anti-loosening device for charger

Technical Field

The utility model relates to a battery charging outfit technical field specifically is a locking device that moves for charger.

Background

The charger adopts a high-frequency power supply technology and applies an advanced intelligent dynamic adjustment charging technology. The power frequency machine is designed by the traditional analog circuit principle, electric devices in the machine are large, and small noise exists generally when the machine runs with large load, but the machine type has strong resistance performance in severe power grid environment conditions, and the reliability and the stability are both stronger than those of a high-frequency machine; the charging effect is more ideal by combining a pulse charging mode at the last stage of charging, the sufficiency of the storage battery is intelligently judged by adopting a capacity balance principle, the sufficiency of the storage battery, namely, the storage battery is not undercharged or overcharged, and the charging has a charging parameter dynamic tracking and adjusting function and a perfect protection function at the same time.

Most battery charging outfit that exists on the existing market all exists in the use, the fracture appears in the junction of wire and plug, the inside electric wire of wire exposes outside, in case people misoperation, will cause serious potential safety hazard, the plug is in long-time use simultaneously, the plug can appear rocking with the picture peg, cause contact failure, serious plug and picture peg that leads to break away from, can not normally charge, charging device in addition need charge under open-air condition sometimes, this has just caused the easy short circuit in rainy day, the life health to people causes the threat, consequently, propose a charger with locking device to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking device that moves is used to charger to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-loosening device for a charger comprises a shell, an inserting plate, a protective cylinder and an external thread, wherein the inserting plate is fixedly connected with the left end face of the shell, a protective cylinder is arranged on the outer side of the plug board, an external thread is arranged on the outer side of the protective cylinder, a limiting frame is arranged on the right side of the external thread, a plug is arranged on the left side of the plug board, a lead is fixedly connected with the left end surface of the plug, a protective cylinder is arranged on the outer side of the lead, the right end face of the protection barrel is fixedly connected with an extrusion barrel, the inner side of the extrusion barrel is provided with grooves which are distributed up and down, the inner sides of the grooves are provided with limit springs, the right end surface of the extrusion cylinder is fixedly connected with a spiral cylinder, the outer side of the spiral cylinder is fixedly connected with evenly distributed rotating shafts, the outer sides of the rotating shafts are respectively and rotatably connected with a booster plate, an internal thread is formed in the inner side of the spiral cylinder, and a waterproof sealing ring is fixedly connected to the right end face of the spiral cylinder.

Preferably, the right end face of the protection barrel is fixedly connected with the shell, the protection barrel is arranged in a hollow cylindrical shape, the limiting frame is arranged in an annular shape, the inner side of the limiting frame is fixedly connected with the protection barrel, and the right end face of the limiting frame is fixedly connected with the shell.

Preferably, the protection cylinder is a hollow circular truncated cone, the inner diameter of the protection cylinder is the same as the outer diameter of the lead, the inner side of the protection cylinder is connected with the lead in a sliding mode, and the protection cylinder is composed of softer rubber blocks.

Preferably, the number of the limiting springs is two, the limiting springs are symmetrically arranged up and down about the center of the plug, one end of each limiting spring is fixedly connected with the extrusion cylinder, the other end of each limiting spring is in contact with the plug, the inner side of the extrusion cylinder is obliquely arranged, and the inner side of the extrusion cylinder is attached to the surface of the plug.

Preferably, the left end face of the limiting frame is provided with a groove, the size of the groove is consistent with that of the waterproof sealing ring, the inner diameter of the spiral cylinder is the same as the outer diameter of the protective cylinder, the spiral cylinder is in spiral connection with the protective cylinder through internal threads and external threads, the number of the power-assisted plates is four, and the power-assisted plates can only rotate 90 degrees clockwise.

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

1. in the utility model, the plug and the plug board are fixed through the screw connection of the protection cylinder and the screw cylinder by the protection cylinder, the external thread, the screw cylinder and the internal thread, so as to prevent the plug and the plug board from shaking, and the plug is extruded at the inner side of the extrusion cylinder, so that the plug is ensured not to be separated from the plug board in the using process, and the plug can not shake, thereby ensuring the normal charging and use of the plug and having good use value;

2. the utility model discloses in, spacing through setting up, waterproof sealing ring, a protection section of thick bamboo and a protection section of thick bamboo, can make waterproof sealing ring pass through recess and spacing block, realize sealedly, even also can normal use rainy day, and the difficult cracked condition that takes place of junction of wire and plug is guaranteed in the setting of a protection section of thick bamboo, and can fix with a protection section of thick bamboo through rotating a spiral section of thick bamboo, when rotating a spiral section of thick bamboo and being connected comparatively closely with a protection section of thick bamboo, when being difficult for taking off, through reversal helping hand board, through helping hand board can be very convenient messenger's spiral section of thick bamboo and protection section of thick bamboo separation, and the electric wire connector has a fine use value.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the structure of the rotating shaft of the present invention.

In the figure: 1-shell, 2-plug board, 3-protective cylinder, 4-external thread, 5-spacing frame, 6-waterproof sealing ring, 7-plug, 8-lead, 9-spacing spring, 10-groove, 11-protective cylinder, 12-extrusion cylinder, 13-spiral cylinder, 14-rotating shaft, 15-boosting board, 16-internal thread.

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. 1-2, the present invention provides a technical solution:

a charger is with locking device, includes casing 1, picture peg 2, a protection section of thick bamboo 3 and external screw thread 4, casing 1 left end face fixedly connected with picture peg 2, the picture peg 2 outside is equipped with a protection section of thick bamboo 3, the external screw thread 4 has been seted up to the protection section of thick bamboo 3 outside, the external screw thread 4 right side is equipped with spacing 5, picture peg 2 left side is equipped with plug 7, plug 7 left end face fixedly connected with wire 8, the wire 8 outside is equipped with a protection section of thick bamboo 11, protection section of thick bamboo 11 right-hand member face fixedly connected with recipient 12, the purpose of protection wire 8 can be realized to the setting of protection section of thick bamboo 11, makes wire 8 difficult to take place the great condition of camber, guarantees that wire 8 can normally use, and the electric wire inside wire of wire 8 is difficult for exposing outside, has fine security performance, is worth using widely, extrusion section of thick bamboo 12 inboard, the setting of recess 10 guarantees that waterproof sealing ring 6 and spacing 5 can the full contact, realizes better sealing performance, recess 10 inboard all is equipped with spacing spring 9, and the setting of spacing spring 9 is guaranteed

plug

7 and 2 in close contact with of picture peg, avoids it to appear rocking the condition that drops, guarantees that it can normally charge, guarantees it 12 right-hand member face fixedly connected with spiral section of thick bamboo 13 of recipient, spiral section of thick bamboo 13 outside fixedly connected with evenly distributed's axis of rotation 14, and the setting of axis of rotation 14 is guaranteed that helping hand board 15 can rotate, guarantees the realization separation that spiral section of thick bamboo 13 and protective barrel 3 can be very relaxed, the helping hand board 15 is connected all to the rotation axis of rotation 14 outside, spiral section of thick bamboo 13 inboard is seted up there is the internal thread 16, spiral section of thick bamboo 13 right-hand member face fixedly connected with waterproof sealing ring.

The right end face of the protection barrel 3 is fixedly connected with the shell 1, the protection barrel 3 is arranged in a hollow cylindrical shape, the limiting frame 5 is arranged in an annular shape, the inner side of the limiting frame 5 is fixedly connected with the protection barrel 3, the right end face of the limiting frame 5 is fixedly connected with the shell 1, the sealing performance of the protection barrel is ensured, the protection barrel is in a dust-free environment during charging, the normal charging is ensured, the protection barrel 11 is arranged in a hollow round platform shape, the inner diameter of the protection barrel 11 is the same as the outer diameter of the lead 8, the inner side of the protection barrel 11 is slidably connected with the lead 8, the protection barrel 11 is composed of softer rubber blocks, the arrangement ensures that the connection part of the lead 8 and the plug 7 is not easy to break, the normal service life of the lead 8 is ensured, the practical value is good, the number of the limiting springs 9 is two, and the limiting springs 9 are arranged in an up, the utility model discloses a waterproof sealing device, including a limiting spring 9, a plug 7, a limiting spring 9, a limiting spring 12, a plug 7, a limiting spring 9, a plug 7, a plug 2, a waterproof sealing ring 15, a power board 15, a plug 7, a plug board 5, a waterproof sealing ring 6, a spiral tube 13, a waterproof sealing ring 6, a plug seal ring 6, a plug spring 9, a plug spring, a plug board, a plug seal ring, a plug board, a plug seal ring, a plug board, has good waterproof effect and good safety performance.

The working process is as follows: the extrusion cylinder 12 is firstly slid leftwards, then is connected with the plug board 2 through the plug 7, then the extrusion cylinder 12 is moved rightwards, the extrusion cylinder 12 drives the spiral cylinder 13 to move rightwards, when the spiral cylinder 13 is positioned at the outer side of the plug 7, the spiral cylinder 13 is rotated to lead the internal thread 16 at the inner side of the spiral cylinder 13 to be spirally connected with the external thread 4 at the outer side of the protective cylinder 3, then the waterproof sealing ring 6 enters the groove at the left end surface of the limiting frame 5 under the driving of the spiral cylinder 13 to realize the purpose of sealing and waterproofing, then the extrusion cylinder 12 moves rightwards and simultaneously drives the limiting spring 9 to be contacted with the plug 7, the limiting spring 9 tightly supports against the plug 7 to prevent the plug 7 from shaking, the arrangement of the protective cylinder 11 ensures that the lead 8 can not bend with a larger angle with the plug 7, ensures that the connection part of the lead 8 and the plug 7 can not generate, when the charging is completed and the charging is required to be detached, the spiral cylinder 13 is connected with the protective cylinder 3 tightly, the charging is not easy to detach, the spiral cylinder 13 is rotated by 90 degrees by rotating the power assisting plate 15, then the spiral cylinder 13 can be conveniently separated from the protective cylinder 3 by the power assisting plate 15, the arrangement is convenient, the spiral cylinder 13 can be separated from the protective cylinder 3 by using smaller force, and the charging device has good practical benefit.

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 utility model provides a charger is with locking device that moves, includes casing (1), picture peg (2), a protection section of thick bamboo (3) and external screw thread (4), its characterized in that: the improved plastic pipe connector is characterized in that a plug board (2) is fixedly connected to the left end face of the shell (1), a protection barrel (3) is arranged on the outer side of the protection barrel (3), external threads (4) are arranged on the outer side of the protection barrel (3), a limiting frame (5) is arranged on the right side of the external threads (4), a plug (7) is arranged on the left side of the plug board (2), a lead (8) is fixedly connected to the left end face of the plug (7), a protection barrel (11) is arranged on the outer side of the lead (8), an extrusion barrel (12) is fixedly connected to the right end face of the protection barrel (11), grooves (10) which are distributed up and down are formed in the inner side of the extrusion barrel (12), limiting springs (9) are arranged on the inner side of the grooves (10), a spiral barrel (13) is fixedly connected to the right end face of the extrusion barrel (12), a rotating shaft (14) which, an internal thread (16) is formed in the inner side of the spiral cylinder (13), and a waterproof sealing ring (6) is fixedly connected to the right end face of the spiral cylinder (13).

2. The loosening prevention device for a charger according to claim 1, wherein: the right end face of the protective barrel (3) is fixedly connected with the shell (1), the protective barrel (3) is arranged in a hollow cylindrical mode, the limiting frame (5) is arranged in an annular mode, the inner side of the limiting frame (5) is fixedly connected with the protective barrel (3), and the right end face of the limiting frame (5) is fixedly connected with the shell (1).

3. The loosening prevention device for a charger according to claim 1, wherein: the protection barrel (11) is arranged in a hollow round table mode, the inner diameter of the protection barrel (11) is the same as the outer diameter of the lead (8), the inner side of the protection barrel (11) is connected with the lead (8) in a sliding mode, and the protection barrel (11) is composed of softer rubber blocks.

4. The loosening prevention device for a charger according to claim 1, wherein: spacing spring (9) quantity is two, and spacing spring (9) are about plug (7) center be symmetry setting from top to bottom, spacing spring (9) one end and recipient (12) fixed connection, spacing spring (9) other end and plug (7) contact, recipient (12) inboard is the slope setting, recipient (12) inboard and plug (7) surface laminating.

5. The loosening prevention device for a charger according to claim 1, wherein: the left end face of the limiting frame (5) is provided with a groove, the size of the groove is consistent with that of the waterproof sealing ring (6), the inner diameter of the spiral cylinder (13) is the same as the outer diameter of the protective cylinder (3), the spiral cylinder (13) is in spiral connection with the protective cylinder (3) through internal threads (16) and external threads (4), the number of the force-aid plates (15) is four, and the force-aid plates (15) can only rotate clockwise by 90 degrees.