CN209071660U - Pin connection structure for handset charging holder - Google Patents

Abstract

The utility model relates to electronic product connection structure technical fields, it is particularly used for the pin connection structure of handset charging holder, including panel, rear cover, pcb board, USB cable and pin for being inserted into power outlet, pin one end is for being inserted into power outlet, the other end passes through panel and links together with pcb board, pcb board is set to inside rear cover and pcb board is also connected with USB cable, panel is connect with rear cover, and panel and rear cover junction are inlaid with the fixed part for fixing USB cable, vertical center axis of the fixed part along its end face is circumferentially with annular groove, annular groove is equipped with the compression frame for compressing panel and rear cover, it can solve the problems, such as that rear cover is not connected firmly with panel by this method, the utility model is mainly used for family or office people charge the phone seat and are clamped admittedly It is fixed.

Description

Pin connection structure for handset charging holder

Technical field

The utility model relates to electronic product connection structure technical fields, and in particular to the pin for handset charging holder connects Binding structure.

Background technique

In modern society, people's almost too busy to get away use for mobile phone, however every mobile phone can be all equipped with accordingly Charging plug for mobile phone, a kind of existing charging plug for mobile phone includes pin, panel, rear cover, pcb board and USB cable, panel The shell to form an inner hollow is fixed together with rear cover, pin passes through panel and protrudes into the shell that the two is formed Elastic spring on the pcb board of portion and enclosure interior is connected together, and pcb board is connected by USB cable with mobile phone, although This plug may be implemented the charging to mobile phone, but the company of the junction and panel of the pin of the plug and panel and rear cover The place of connecing mostly uses the mode of gluing to be attached, and poor reliability is insecure, when people pinch rear cover choose plug when have can for pole The junction of rear cover and panel can be ripped, separate the two.

Utility model content

The purpose of this utility model is to provide a kind of pin connection structures for handset charging holder, can both solve pin The problem of being not connected firmly with panel can also solve the problems, such as that rear cover is not connected firmly with panel.

Base case of the invention is as follows in order to achieve the above objectives:

For the pin connection structure of handset charging holder, including panel, rear cover, pcb board, USB cable and for being inserted into Pin in power outlet, pin one end pass through panel and link together with pcb board for being inserted into power outlet, the other end, PCB Plate is set to inside rear cover and pcb board is also connected with USB cable, and the panel and rear cover are joined together to form a hollow shell Body, and panel and rear cover junction are inlaid with the fixed part for fixing USB cable, fixed part one end towards enclosure interior, The other end is towards extraneous, and vertical center axis of the fixed part along the both ends is circumferentially with annular groove, and annular groove is located at fixed part Towards extraneous one end and compression frame for compressing panel and rear cover is installed, compresses frame one end and compresses panel, the other end Compress the rear cover opposite with panel.

The principle of this programme and generation the utility model has the advantages that

By installing the compression frame for compressing panel and rear cover at the annular groove of fixed part, panel and rear cover can be made Connect it is even closer, it is not easily to fall off, avoid people repeatedly from charging socket extract cradle during, make rear cover and face Plate separation, solves the problems, such as that rear cover is not connected firmly with panel；

And since fixed part is the junction for being embedded in panel and rear cover, works as and be mounted at fixed part annular groove Compression frame compress rear cover and panel after, can also make to be embedded in panel simultaneously and the fixed part of rear cover junction is compacted, thus The USB cable for keeping fixed part fixed is more firm.

Further, the annular groove contact position of the compression frame and fixed part is set as telescopic rubber material.

Using telescopic rubber material, compression frame is conducive to be installed into the annular groove of fixed part, and conveniently more It changes.

Further, a part protrusion panel plane of the panel, the partial insertion for protruding panel plane have pin and convex Part out can be inserted into power outlet engaged therewith.

The part of panel protrusion can be inserted into power outlet engaged therewith, and the part protruded at this time is located in power outlet Portion simultaneously matches with power outlet and can play the role of fastening, can be by when avoiding the power outlet on cradle insertion wall It is loosened in gravity.

Further, it is described compress frame compress panel for panel do not protrude while.

Compress frame compress panel for panel do not protrude while, if avoid compress frame be pressed in panel protrude one side On, it is hindered in the partial insertion power outlet of panel protrusion due to compressing the frame structure of frame.

Further, the pin is set as cylindrical ladder-like, and the radius that pin is located at hull outside outermost end is maximum, and Pin and panel junction are provided with through-hole, and through-hole is only inserted into for the smallest one end of pin radius.

By this method, the resistance when pin during being inserted into power outlet, by power outlet interior metal piece friction Power and when pin is squeezed to enclosure interior, pin and panel junction are equipped with only for the smallest one end insertion of pin radius Through-hole will block the biggish pin of hull outside radius, and so that it will not be got into enclosure interior due to frictional resistance.

Further, the pin is located at hull outside and is coated with insulating layer with one end of plate contact.

Insulating layer envelopes one end of pin and plate contact, plays the effect of insulation, avoids drawing since pin is too long The security risk risen, and insulating layer may also function as dust-proof effect, and dust is avoided to be adsorbed to pin under electrostatic interaction On.

Further, its radius of one end of the insulating layer cladding pin is less than the pin half positioned at hull outside outermost end Diameter.

By this method, when pin is inserted into power outlet, so that it may the sheet metal inside power outlet be avoided to scratch insulating layer.

Detailed description of the invention

Fig. 1 is the front sectional view of the utility model embodiment.

Specific embodiment

It is further described below by specific embodiment:

Appended drawing reference in Figure of description includes: pin 1, electro-insulating rubber layer 2, panel 3, pcb board 4, rear cover 5, compresses Frame 6, fixed column 7, USB cable 8.

Embodiment is substantially as shown in Fig. 1: for the pin connection structure of handset charging holder, including panel 3, rear cover 5, Pcb board 4, USB cable 8 and the pin 1 for being inserted into power outlet, panel 3 are hollow shell and bottom opening, rear cover 5 be also its top opening of hollow shell, and panel 3 and the opening size of rear cover 5 cooperate, and the splicing of its opening exists A hollow shell is cooperatively formed, pcb board 4 is equipped with the elastic spring of connection pin 1, and one end of pin 1 is for inserting Enter power outlet, the other end passes through panel 3 and the elastic spring of pcb board 4 links together, pcb board 4 be set to inside rear cover 5 and USB cable 8 is also connected on the right side of pcb board 4.

It raises upward on the left of panel 3, the upper surface of the protrusion is inserted with two root cutting feet 1, the size and location and power supply of pin 1 The jack of socket cooperates, and pin 1 is cylindrical ladder-like, is divided into three sections, and upper section radius is maximum and is insertion power supply One section of socket, middle section is taken second place, and lower section is minimum, and the junction of 3 protrusion of pin 1 and panel is provided with hole, pore size Just with the smallest lower section cooperation of 1 radius of pin, only it is inserted for lower section, the shaft shoulder that middle section is formed with lower section is then against just The upper surface of 3 left hand projection of panel, and the middle section of pin 1 is coated with electro-insulating rubber layer 2.

The stitching portion on 5 right side of panel 3 and rear cover is inlaid with the fixed column 7 for fixing USB cable 8,7 one end court of fixed column The enclosure interior being collectively formed to panel 3 and rear cover 5, the other end is towards the outside of the shell, and USB cable 8 is passed through and fixed Column 7 can be connected with extraneous mobile phone, which is provided with annular groove along the circumferential direction of center axis thereof towards extraneous one end, should Annular groove is connected with the compression frame 6 for compressing panel 3 and rear cover 5, and the access section for compressing frame 6 and annular groove is set as telescopic Rubber, and compress 6 upper end of frame and compress 3 plane of panel that do not protrude, lower end pushes against rear cover 5 plane opposite with panel 3.

Specific implementation process is as follows:

A. the process of cradle insertion power outlet:

In use, pinching the rear cover 5 of cradle, makes the pin 1 of cradle towards the jack of power outlet, cradle is inserted Enter in the jack of power outlet, and is equipped with the matched power outlet of the cradle and matches with 3 protrusion of cradle panel Groove, therefore the convex portion of panel 3 can be inserted into power outlet with pin 1 together, when the convex portion insertion of panel 3 is located at After power outlet on wall, the convex portion of cradle, which is stuck in the groove of power outlet, just can avoid cradle due to gravity It acts on and falls.

And during the pin of cradle 1 is inserted into power outlet, it will receive power outlet interior metal piece friction Resistance and there is trend that pin 1 is squeezed to enclosure interior, but since the biggish middle section pin 1 of radius and radius are smaller The shaft shoulder that is formed of lower section pin 1 be against the upper surface of 3 left hand projection of panel just, therefore under the blocking of the shaft shoulder, pin 1 is just The enclosure interior that panel 3 and rear cover 5 are formed will not be got into due to frictional resistance, be made so as to avoid pin 1 in long-term The problem of with being extruded into the enclosure interior of panel 3 and the formation of rear cover 5 in the process, and can not be used again, at the same time, absolutely Edge rubber coated plays the effect of insulation in the middle section of pin 1, avoid due to pin 1 it is too long caused by security risk, and Insulating layer may also function as dust-proof effect, and dust is avoided to be adsorbed on pin 1 under electrostatic interaction.

B. cradle is extracted the process of power outlet:

When mobile phone charging complete, the rear cover 5 of cradle is pinched, cradle is extracted, and due to the annular groove of fixed column 7 Place is equipped with the compression frame 6 for compressing panel 3 and rear cover 5, and the connection of panel 3 and rear cover 5 can be made even closer, is not easy to take off It falls, therefore during cradle is extracted, the power extracted backward that rear cover 5 is subject to, which is transferred to, to be compressed on frame 6, by compressing Frame 6 is born, and during extracting cradle from charging socket repeatedly so as to avoid people, separates rear cover 5 with panel 3, Simultaneously because fixed column 7 is to be embedded in the junction of panel 3 Yu rear cover 5, therefore work as the pressure being mounted at 7 annular groove of fixed column After tight frame 6 compresses rear cover 5 and panel 3, the fixed column 7 for being embedded in panel 3 and 5 junction of rear cover can also be made to be pressed more simultaneously Tightly, so that the USB cable 8 for keeping fixed column 7 fixed is more firm.

Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme It does not describe excessively, the affiliated technology neck of utility model before one skilled in the art know the applying date or priority date All ordinary technical knowledges in domain can know the prior art all in the field, and have using normal before the date The ability of laboratory facilities is advised, one skilled in the art can be complete in conjunction with self-ability under the enlightenment that the application provides It is apt to and implements this programme, it is real that some typical known features or known method should not become one skilled in the art Apply the obstacle of the application.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.

Claims (7)

1. being used for the pin connection structure of handset charging holder, including panel, rear cover, pcb board, USB cable and for being inserted into electricity Pin in supply socket, pin one end pass through panel and link together with pcb board for being inserted into power outlet, the other end, pcb board Inside rear cover and pcb board is also connected with USB cable, it is characterised in that: the panel and rear cover are joined together to form one A hollow shell, and panel and rear cover junction are inlaid with the fixed part for fixing USB cable, fixed part one end direction Enclosure interior, for the other end towards extraneous, vertical center axis of the fixed part along the both ends is circumferentially with annular groove, annular slot position Towards extraneous one end and compression frame for compressing panel and rear cover is installed in fixed part, compresses frame one end seal face Plate, the other end compress the rear cover opposite with panel.

2. the pin connection structure according to claim 1 for handset charging holder, it is characterised in that: the compression frame with The annular groove contact position of fixed part is set as telescopic rubber material.

3. the pin connection structure according to claim 1 for handset charging holder, it is characterised in that: the one of the panel Part protrusion panel plane, protrude panel plane partial insertion have pin and protrusion part can be inserted into power supply engaged therewith In socket.

4. the pin connection structure according to claim 3 for handset charging holder, it is characterised in that: the compression frame pressure Tight panel for panel do not protrude while.

5. the pin connection structure according to claim 1 for handset charging holder, it is characterised in that: the pin is circle Cylindricality is ladder-like, and the radius that pin is located at hull outside outermost end is maximum, and pin and panel junction are provided with through-hole, through-hole Only it is inserted into for the smallest one end of pin radius.

6. the pin connection structure according to claim 5 for handset charging holder, it is characterised in that: the pin is located at Hull outside and insulating layer is coated with one end of plate contact.

7. the pin connection structure according to claim 6 for handset charging holder, it is characterised in that: the insulating layer packet It covers its radius of one end of pin and is less than the pin radius for being located at hull outside outermost end.