CN211742862U

CN211742862U - Small-size transformer on cell-phone charging head

Info

Publication number: CN211742862U
Application number: CN202020858849.3U
Authority: CN
Inventors: 韦峰; 孙刚; 陈雪红
Original assignee: Nanjing Fengxu Electronic Technology Co ltd
Current assignee: Nanjing Fengxu Electronic Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-10-23
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses an overhead miniature transformer of cell-phone charging, which comprises an iron core, the winding has voltage transformation coil in the iron core, iron core fixed surface installs fixed frame, fixed frame is last fixed mounting has fixed establishment, be connected with connecting wire on the voltage transformation coil, the terminal fixed mounting of connecting wire has coupling mechanism, fixed mounting has movable pivot on the erection support, fixed mounting has movable post in the activity pivot, the terminal fixed mounting of activity post has fixed bayonet lock, be connected with retaining spring on the activity post, fixed bayonet is seted up on fixed frame, it participates in fixed mounting in connecting wire end to connect, connect and install the metal contact in participating in, it presses the bayonet lock to connect fixed mounting on participating in. A cell-phone overhead miniature transformer that charges, can make transformer installation more stable, can conveniently dismantle simultaneously.

Description

Small-size transformer on cell-phone charging head

Technical Field

The utility model relates to a transformer field, in particular to overhead miniature transformer of cell-phone charging.

Background

The transformer is a device for transforming alternating voltage, current and impedance, when alternating current is introduced into a primary coil, alternating magnetic flux is generated in an iron core, so that voltage is induced in a secondary coil, the transformer consists of the iron core and a coil, the coil is provided with two or more windings, wherein the winding connected with a power supply is called the primary coil, and the other windings are called the secondary coils; however, the existing small-sized transformer is soldered on the circuit board through the solder leg when in use, the mounting mode is not particularly stable, and the dismounting and the maintenance are very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a cell-phone overhead miniature transformer that charges can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the small-sized transformer on the charging head of the mobile phone comprises an iron core, wherein a transformation coil is wound in the iron core, a fixed framework is fixedly arranged on the surface of the iron core, a fixed mechanism is fixedly arranged on the fixed framework, a connecting wire is connected onto the transformation coil, and a connecting mechanism is fixedly arranged at the tail end of the connecting wire.

Preferably, fixed establishment includes fixed bayonet lock, activity post, fixed bayonet socket, fixed spring, activity pivot and erection support, erection support fixed mounting is in the fixed frame side, fixed mounting has the activity pivot on the erection support, fixed mounting has the activity post in the activity pivot, the terminal fixed mounting of activity post has fixed bayonet lock, be connected with fixed spring on the activity post, fixed bayonet socket is seted up on fixed frame.

Preferably, the movable column is fixedly connected with the mounting support through a movable rotating shaft, the movable column is fixedly connected with the mounting support through a fixed spring, the fixed bayonet lock is fixedly connected with the fixed frame through a fixed bayonet, and the movable column is fixedly connected with the fixed frame through the fixed bayonet lock.

Preferably, the connection mechanism comprises a connection pin, a pressing bayonet lock, a metal contact piece, a fixed opening, a metal contact pin and a connection socket, the connection pin is fixedly installed at the tail end of the connection lead, the metal contact piece is installed in the connection pin, the pressing bayonet lock is fixedly installed on the connection pin, the connection socket is fixedly installed on the connection pin, the metal contact pin is fixedly installed in the connection socket, and the fixed opening is formed in the inner side surface of the connection socket.

Preferably, the pressing bayonet lock is fixedly connected with the connecting socket through a fixed notch, the connecting pin is fixedly connected with the connecting socket through the pressing bayonet lock, the metal contact pin on the connecting socket is welded on the circuit board, and the connecting lead is connected to the metal contact pin in the connecting pin.

Preferably, the fixing frame is mounted at the use position by a fixing mechanism, and the connecting lead is mounted on the circuit board by a connecting mechanism.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the fixed establishment who sets up, fixed establishment can be through fixed bayonet lock and fixed spring join in marriage with fixed frame fixes to make the installation of transformer more stable, through the coupling mechanism who sets up, coupling mechanism can realize connecting the quick plug of participating in through pressing down the bayonet lock, thereby makes things convenient for the dismantlement of wire, breaks movable post off with the fingers and thumb to both sides simultaneously and can let fixed bayonet lock break away from fixed bayonet lock, thereby tears down fixed frame fast.

Drawings

Fig. 1 is a schematic view of the overall structure of a small transformer on a charging head of a mobile phone according to the present invention;

fig. 2 is a top view of the overall structure of a small transformer on a charging head of a mobile phone according to the present invention;

fig. 3 is a schematic view of a fixing mechanism of a small transformer on a charging head of a mobile phone according to the present invention;

fig. 4 is the utility model relates to a cell-phone is overhead miniature transformer coupling mechanism schematic diagram that charges.

In the figure: 1. a fixed frame; 2. an iron core; 3. a transformer coil; 4. a fixing mechanism; 401. fixing the bayonet lock; 402. a movable post; 403. fixing the bayonet; 404. fixing the spring; 405. a movable rotating shaft; 406. Mounting a support; 5. connecting a lead; 6. a connecting mechanism; 601. connecting pins; 602. pressing the bayonet lock; 603. a metal contact piece; 604. fixing the opening; 605. a metal contact pin; 606. and connecting the socket.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a small transformer on a charging head of a mobile phone comprises an iron core 2, a transformation coil 3 is wound in the iron core 2, a fixed frame 1 is fixedly installed on the surface of the iron core 2, a fixed mechanism 4 is fixedly installed on the fixed frame 1, a connection wire 5 is connected to the transformation coil 3, and a connection mechanism 6 is fixedly installed at the tail end of the connection wire 5;

the fixing mechanism 4 comprises a fixed bayonet 401, a movable column 402, a fixed bayonet 403, a fixed spring 404, a movable rotating shaft 405 and an installation support 406, the installation support 406 is fixedly installed on the side surface of the fixed frame 1, the movable rotating shaft 405 is fixedly installed on the installation support 406, the movable column 402 is fixedly installed on the movable rotating shaft 405, the fixed bayonet 401 is fixedly installed at the tail end of the movable column 402, the fixed spring 404 is connected onto the movable column 402, the fixed bayonet 403 is arranged on the fixed frame 1, the fixing mechanism 4 can fix the fixed frame 1 through the matching of the fixed bayonet 401 and the fixed spring 404, so that the installation of the transformer is more stable, and meanwhile, the movable column 402 can be pulled towards two sides to enable the fixed bayonet 401 to be separated from the fixed bayonet 403, so that the fixed frame 1 can be quickly detached; the movable column 402 is fixedly connected with the mounting support 406 through a movable rotating shaft 405, the movable column 402 is fixedly connected with the mounting support 406 through a fixed spring 404, the fixed bayonet 401 is fixedly connected with the fixed frame 1 through a fixed bayonet 403, and the movable column 402 is fixedly connected with the fixed frame 1 through the fixed bayonet 401; the connecting mechanism 6 comprises a connecting pin 601, a pressing bayonet 602, a metal contact plate 603, a fixed notch 604, a metal contact pin 605 and a connecting socket 606, the connecting pin 601 is fixedly arranged at the tail end of the connecting lead 5, the metal contact plate 603 is arranged in the connecting pin 601, the pressing bayonet 602 is fixedly arranged on the connecting pin 601, the connecting socket 606 is fixedly arranged on the connecting pin 601, the metal contact pin 605 is fixedly arranged in the connecting socket 606, the fixed notch 604 is arranged on the inner side surface of the connecting socket 606, and the connecting mechanism 6 can realize the quick plugging and unplugging of the connecting pin 601 by pressing the bayonet 602, so that the lead is convenient to disassemble; the pressing bayonet 602 is fixedly connected with the connecting socket 606 through the fixed notch 604, the connecting pin 601 is fixedly connected with the connecting socket 606 through the pressing bayonet 602, the metal contact pin 605 on the connecting socket 606 is welded on the circuit board, and the connecting lead 5 is connected on the metal contact plate 603 in the connecting pin 601; the fixed frame 1 is mounted in the position of use by means of a fixing mechanism 4 and the connecting leads 5 are mounted on the circuit board by means of a connecting mechanism 6.

It should be noted that, the utility model relates to a cell-phone is charged first miniature transformer, when using, at first install whole device in the position of use, align fixed bayonet 403 on the fixed frame 1 with fixed bayonet 401 on the movable column 402 during installation, and press down fixed frame 1 and just can fix whole device in the position of use, later will connect to participate in 601 and align connection socket 606, press down simultaneously and can install connecting wire 5 on the circuit board, break off movable column 402 simultaneously to both sides and can make fixed bayonet 401 break away from fixed bayonet 403, thereby just can dismantle the device, press bayonet 602 and can break away from fixed bayonet 604 when pressing down bayonet 602, connect to participate in 601 and just can follow connection socket 606 and take out this moment, thereby will connecting wire 5 and circuit board separation.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a cell-phone small-size transformer that overhead that charges which characterized in that: including iron core (2), the winding has transformer coil (3) in iron core (2), iron core (2) fixed surface installs fixed frame (1), fixed frame (1) is gone up fixed mounting has fixed establishment (4), be connected with connecting wire (5) on transformer coil (3), connecting wire (5) terminal fixed mounting has coupling mechanism (6).

2. The small transformer of claim 1, wherein: fixed establishment (4) are including fixed bayonet lock (401), activity post (402), fixed bayonet socket (403), fixed spring (404), activity pivot (405) and erection support (406), erection support (406) fixed mounting is in fixed frame (1) side, fixed mounting has activity pivot (405) on erection support (406), fixed mounting has activity post (402) in activity pivot (405), the terminal fixed mounting of activity post (402) has fixed bayonet lock (401), be connected with fixed spring (404) on activity post (402), fixed bayonet socket (403) are seted up on fixed frame (1).

3. The small transformer of claim 2, wherein: the movable column (402) is fixedly connected with the mounting support (406) through a movable rotating shaft (405), the movable column (402) is fixedly connected with the mounting support (406) through a fixed spring (404), the fixed bayonet lock (401) is fixedly connected with the fixed frame (1) through a fixed bayonet (403), and the movable column (402) is fixedly connected with the fixed frame (1) through the fixed bayonet lock (401).

4. The small transformer of claim 1, wherein: coupling mechanism (6) are including connecting tang (601), press bayonet lock (602), metal contact (603), fixed opening (604), metal contact pilotage (605) and connecting socket (606), connecting tang (601) fixed mounting is in connecting wire (5) terminal, install metal contact (603) in connecting tang (601), fixed mounting has presses bayonet lock (602) on connecting tang (601), connecting socket (606) fixed mounting is on connecting tang (601), fixed mounting has metal contact pilotage (605) in connecting socket (606), fixed opening (604) have been seted up to connecting socket (606) inside surface.

5. The small transformer of claim 4, wherein: the pressing bayonet lock (602) is fixedly connected with the connecting socket (606) through the fixing notch (604), the connecting pin (601) is fixedly connected with the connecting socket (606) through the pressing bayonet lock (602), the metal contact pin (605) on the connecting socket (606) is welded on a circuit board, and the connecting lead (5) is connected to the metal contact pin (603) in the connecting pin (601).

6. The small transformer of claim 1, wherein: the fixing frame (1) is arranged at a use position through a fixing mechanism (4), and the connecting lead (5) is arranged on the circuit board through a connecting mechanism (6).