CN212209853U

CN212209853U - Sinking type DC power socket

Info

Publication number: CN212209853U
Application number: CN202021253149.8U
Authority: CN
Inventors: 胡寿金; 李新文; 倪慧哲; 季立特
Original assignee: WENZHOU LIYANG ELECTRONICS CO Ltd
Current assignee: WENZHOU LIYANG ELECTRONICS CO Ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-12-22
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a sink version formula DC supply socket, including shell and jack, the jack has been seted up at shell surface middle part, the internally mounted of shell has the pin, shell surface joint has elasticity card strip, the spacing effectual stop device of the fixed connection of surface symmetry of shell, stop device and elasticity card strip joint, the bottom symmetry of shell is seted up flutedly, the pin includes positive power, negative pole stationary contact and negative pole movable contact, positive power, negative pole stationary contact and negative pole movable contact are by the inside downwardly extending of shell, the utility model discloses an add elasticity card strip, spacing hole closely cooperates with the stopper, guarantees the stability of overall structure, and simple structure practicality is strong.

Description

Sinking type DC power socket

Technical Field

The utility model relates to a DC supply socket technical field specifically is a heavy version formula DC supply socket.

Background

The DC power socket is an interface for supplying or charging power to an electronic product, and is mounted on a circuit board of the electronic device. The conventional power socket mainly comprises a base and three pins, wherein the base is provided with jacks, one ends of the pins are arranged in the jacks, and the other ends of the pins extend out to be connected with a circuit board.

The conventional DC power socket is basically welded on the surface of a PCB (printed circuit board), the pins of the DC power socket are low in structural strength, the pins can be damaged after being plugged and pulled for many times during use, and the stability of the whole structure is not enough.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a good formula DC supply socket that sinks of stability 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: the utility model provides a sink version formula DC supply socket, includes shell and jack, the jack has been seted up at shell surface middle part, the internally mounted of shell has the pin, shell surface joint has elasticity card strip, the spacing effectual stop device of surface symmetry fixedly connected with of shell, stop device and elasticity card strip joint, the bottom symmetry of shell is seted up flutedly.

Preferably, the pin comprises a power supply positive electrode, a negative electrode fixed contact and a negative electrode movable contact, and the power supply positive electrode, the negative electrode fixed contact and the negative electrode movable contact all extend downwards from the interior of the shell.

Preferably, the surface of the negative movable contact is symmetrically and fixedly connected with contact protrusions.

Preferably, stop device includes fixed strip and stopper, shell surface symmetry fixedly connected with fixed strip, it is a plurality of the stopper has been put to the fixed strip between two liang, stopper and shell fixed connection, spacing hole has been seted up to elasticity card strip's surface symmetry, spacing hole and stopper joint, elasticity card strip and fixed strip sliding connection.

Preferably, the surface of the shell far away from the jack is symmetrically provided with mounting holes.

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

the utility model discloses a cooperation of pin and elasticity card strip and PCB board, the mounting groove of being convenient for DC supply socket installation is seted up in the border department of PCB board, through the cooperation of recess and the spacing arch on PCB board surface during the installation, carry out preliminary location, correspond between pin and the PCB board and be connected the back, from top to bottom from the shell top through elasticity card strip, produce relative slip with the shell surface, spacing hole and stopper cooperation, elasticity card strip then is in between two fixed strips, through the cooperation of elasticity card strip end and PCB board, increase the stability of overall structure, share the power that the pin received, rethread tin welding realizes fixing between shell and the PCB board.

Drawings

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

FIG. 2 is a schematic structural view of the limiting device of the present invention;

FIG. 3 is a schematic view of the overall rear view structure of the present invention;

fig. 4 is a schematic view of the overall left-side view structure of the present invention.

In the figure: 1. a housing; 2. a jack; 3. a pin; 4. an elastic clamping strip; 5. a limiting device; 6. a groove; 7. a power supply positive electrode; 8. a negative stationary contact; 9. a negative movable contact; 10. a contact projection; 11. a fixing strip; 12. a limiting block; 13. a limiting hole; 14. and (7) installing holes.

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.

Please refer to fig. 1, a sinking type DC power socket comprises a shell 1 and a jack 2, the jack 2 is provided at the middle part of the surface of the shell 1, pins 3 are provided inside the shell 1, an elastic clamping strip 4 is clamped on the surface of the shell 1, a limiting device 5 with a good limiting effect is fixedly connected to the surface of the shell 1 symmetrically, the whole structure can be limited, the stability of the whole structure is ensured, the limiting device 5 is clamped with the elastic clamping strip 4, and a groove 6 is symmetrically provided at the bottom of the shell 1.

The pin 3 comprises a power supply anode 7, a negative pole fixed contact 8 and a negative pole movable contact 9, wherein the power supply anode 7, the negative pole fixed contact 8 and the negative pole movable contact 9 all extend downwards from the inside of the shell 1 and are installed in a matched mode with the PCB.

The surface of the negative movable contact 9 is symmetrically and fixedly connected with contact bulges 10 which play a role in contact connection.

Referring to fig. 2, the limiting device 5 includes a fixing strip 11 and a limiting block 12, the fixing strip 11 is symmetrically and fixedly connected to the surface of the housing 1, the limiting blocks 12 are disposed between every two fixing strips 11, the limiting block 12 is fixedly connected to the housing 1, limiting holes 13 are symmetrically formed in the surface of the elastic clamping strip 4, the limiting holes 13 are clamped with the limiting blocks 12, and the elastic clamping strip 4 is slidably connected to the fixing strips 11, so that the stability of the whole structure is improved, and the mounting and dismounting are facilitated.

The surface of the shell 1 far away from the jack 2 is symmetrically provided with mounting holes 14 for mounting the shell 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 sink version formula DC supply socket, includes shell (1) and jack (2), its characterized in that have been seted up in shell (1) surface middle part: the utility model discloses a novel electronic device, including shell (1), the internally mounted of shell (1) has pin (3), shell (1) surface joint has elasticity card strip (4), the spacing effectual stop device (5) of surperficial symmetry fixedly connected with of shell (1), stop device (5) and elasticity card strip (4) joint, the bottom symmetry of shell (1) is seted up flutedly (6).

2. The sinking DC outlet of claim 1, wherein: the pin (3) comprises a power supply anode (7), a negative pole fixed contact (8) and a negative pole movable contact (9), and the power supply anode (7), the negative pole fixed contact (8) and the negative pole movable contact (9) all extend downwards from the inside of the shell (1).

3. The sinking DC outlet of claim 2, wherein: the surface of the negative movable contact (9) is symmetrically and fixedly connected with contact bulges (10).

4. The sinking DC outlet of claim 1, wherein: stop device (5) are including fixed strip (11) and stopper (12), shell (1) surface symmetry fixedly connected with fixed strip (11), and is a plurality of stopper (12) have been put between two liang fixed strip (11), stopper (12) and shell (1) fixed connection, spacing hole (13) have been seted up to the surface symmetry of elasticity card strip (4), spacing hole (13) and stopper (12) joint, elasticity card strip (4) and fixed strip (11) sliding connection.

5. The sinking DC outlet of claim 1, wherein: the surface of the shell (1) far away from the jack (2) is symmetrically provided with mounting holes (14).