WO2017219444A1

WO2017219444A1 - Terminal, and method for disassembling or assembling terminal

Info

Publication number: WO2017219444A1
Application number: PCT/CN2016/092363
Authority: WO
Inventors: 罗雨来
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-06-24
Filing date: 2016-07-29
Publication date: 2017-12-28
Also published as: CN107548245A

Abstract

A terminal and a method for disassembling or assembling a terminal. A disassemblable terminal comprises a rear housing (10) and a front housing assembly (20). The front housing assembly (20) further comprises one or more connectors (202). Each connector (202) comprises a fixed end (2022) and a flexible end (2021), wherein the fixed end (2022) is fixedly connected to the front housing assembly (20), and the flexible end (2021) is connected to the rear housing (10) in a pluggable manner. The terminal further comprises power supply interfaces (30) which are electrically connected to the connectors (202). The invention solves the problem that a rear housing of a terminal is not easy to detach, thereby achieving quick detaching of the rear housing almost without damaging the rear housing.

Description

Terminal and method for disassembling and installing terminal

Technical field

The embodiments of the present invention relate to, but are not limited to, the field of terminals, and in particular, to a terminal and a method for disassembling and installing the terminal.

Background technique

In the related art, the most used back cover design on the terminal device is mainly a snap method and a screw method. The structure of the rear cover, once installed, is very difficult to disassemble, or the rear cover will be severely deformed after being disassembled, and the rear cover can not be installed and used again, resulting in an increase in product maintenance and testing costs.

In view of the above problems in the related art, no effective solution has been found yet.

Summary of the invention

The following is an overview of the topics detailed in this document. This Summary is not intended to limit the scope of the claims.

The embodiment of the invention provides a terminal and a method for disassembling and installing the terminal, so as to solve at least the problem that the terminal in the related art is not easy to disassemble the back cover.

According to an embodiment of the present invention, a terminal is provided, including a back cover and a front case assembly;

The front housing assembly further includes one or more connectors, each of the connectors including a fixed end and a movable end, wherein the fixed end is fixedly coupled to the front housing assembly, and the movable end is The back cover is pluggable; the terminal further includes a power supply interface electrically connected to the connector.

Optionally, the connector is an electromagnetic spring.

Optionally, the electromagnetic spring comprises: a plate coil, the movable end, the fixed end, and a mechanical spring;

Wherein the mechanical spring and the plate coil are disposed between the movable end and the fixed end.

Optionally, when the connectors are an even number, the connectors are correspondingly disposed on a long side and/or a short side of the front case assembly.

Optionally, when the connectors are two, the two connectors are respectively disposed on a long side and a short side of the front shell assembly.

Optionally, the back cover is provided with a buckle and/or a screw for fixedly connecting the back cover and the front shell assembly.

Optionally, the power supply interface is connected to a circuit board in the front case assembly.

Optionally, the method further includes: setting a voltage amplifier between the circuit board and the power supply interface.

Optionally, the back cover is provided with an engaging portion corresponding to the movable end of the connector, and the engaging portion is configured to limit the movable end when the connector is in an extended state. Card access.

Optionally, the engaging portion is a protruding member, and a groove is disposed on the movable end corresponding to the engaging portion.

Optionally, the back cover is a conductive material or includes a coating using a conductive material, a positive pole of the power supply interface is connected to the back cover, and a negative pole of the power supply interface is connected to a grounding pole in the front shell assembly. .

Optionally, a positive pole of the power supply interface is connected to a positive terminal of the front casing assembly or a positive terminal of an external circuit of the terminal, and a negative pole of the power supply interface and a negative terminal of the front casing assembly or the outer portion The negative terminal of the circuit is connected.

Optionally, when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the front case assembly, the positive and negative terminals of the power supply interface and the positive terminal of the device of at least one of the front and the front case components, respectively Corresponding to the negative terminal: SIM card holder, USB port, and headphone jack.

Optionally, when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the external circuit, the positive pole and the negative pole of the power supply interface respectively pass through the positive terminal of the device of at least one of the following front shell components and The negative terminal is connected to the positive electrode and the negative electrode of the external circuit: a SIM card holder, a USB port, and a headphone hole.

Optionally, when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the external circuit, the positive pole and the negative pole of the power supply interface respectively pass through the peripheral terminal of at least one of the following ones of the front shell components Corresponding to the positive and negative poles of the external circuit: SIM card holder, USB port, and earphone jack.

According to another embodiment of the present invention, there is provided a method of disassembling a terminal, the terminal as claimed in any one of the preceding embodiments, comprising: receiving one or more connectors of a front casing assembly of the terminal An electrical signal; the connector is contracted according to the electrical signal to separate the front housing assembly and the rear cover of the terminal, wherein the connector is pluggable and connectable to the rear cover.

Optionally, the one or more connectors of the terminal front case assembly receive the electrical signal, including one of: one or more connectors of the terminal front case assembly receive an electrical signal transmitted by an internal circuit of the terminal; One or more connectors of the component receive electrical signals transmitted by external circuitry of the terminal.

According to still another embodiment of the present invention, there is provided a method of installing a terminal, which is applied to the terminal according to any of the above embodiments, comprising: one or more connectors of the terminal front case assembly are connected to disconnect electrical signals After the electrical signal is disconnected, the connector is naturally extended to engage the front and rear covers of the terminal, wherein the connector is pluggable to the rear cover.

Optionally, the one or more connector connection disconnection electrical signals of the terminal front case assembly comprise one of: one or more connectors of the terminal front case assembly disconnecting electrical signals transmitted by internal circuits of the terminal; One or more connectors of the terminal front housing assembly disconnect electrical signals transmitted by external circuitry of the terminal.

An embodiment of the present invention further provides a computer readable storage medium storing computer executable instructions for performing the method of disassembling a terminal of any of the above, and/or a method of installing the terminal.

According to the technical solution provided by the embodiment of the present invention, the terminal of the embodiment of the present invention includes a back cover and a front case assembly, and the front case assembly further includes one or more connectors, each of the connectors includes a fixed end and an activity The end, wherein the fixed end is fixedly connected to the front shell assembly, the movable end is pluggable and connectable to the rear cover; and the terminal further comprises a power supply interface electrically connected to the connector. Since the connector is added between the back cover and the front case assembly, the connector can be extended and contracted by charging and powering off the connector, thereby realizing flexible mounting and dismounting of the back cover and the front case assembly, and solving the problem. The problem that the terminal in the related art is not easy to disassemble the back cover achieves the effect of quickly disassembling the back cover without damaging the back cover.

Other features and advantages of the embodiments of the invention will be set forth in the description in the description which The objectives and other advantages of the invention may be realized and obtained by means of the structure particularly pointed in the appended claims.

Other aspects will be apparent upon reading and understanding the drawings and detailed description.

BRIEF abstract

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a structural diagram of a terminal according to an embodiment of the present invention;

Figure 2 is a schematic view showing the structure of the fixing and dismounting device of the embodiment;

Figure 3 is a partial structural view showing the locking and fixing device of the present embodiment locked;

Figure 4 is a partial structural schematic view showing the opening and detaching device of the embodiment;

FIG. 5 is a schematic view of the positive terminal of the power supply for the metal battery cover of the embodiment; FIG.

6 is a schematic view of the positive and negative ends of the power supply for the non-metal battery cover of the embodiment;

Fig. 7 is a schematic view showing an electromagnetic spring used in the fixing and detaching apparatus of the embodiment.

Preferred embodiment of the invention

The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

It is to be understood that the terms "first", "second" and the like in the specification and claims of the present invention are used to distinguish similar objects, and are not necessarily used to describe a particular order or order.

Example 1

In this embodiment, a terminal is provided. FIG. 1 is a structural diagram of a terminal according to an embodiment of the present invention. When the rear cover and the front cover assembly are locked, as shown in FIG. 1, the terminal includes: a rear cover 10 a front housing assembly 20, the front housing assembly further comprising one or more connectors 202, each of the connectors including a fixed end 2022 and a movable end 2021, wherein the fixed end and the front housing assembly a fixed connection, the movable end is pluggable and connected to the back cover, and the connector can be extended and contracted;

The terminal further includes a power supply interface 30 electrically connected to the connector for powering the connector.

Optionally, the connector is any device that can realize self-expansion according to charging and discharging. In this embodiment, an electromagnetic spring is taken as an example for description.

In this embodiment, the front casing assembly is a portion of the terminal that matches the back cover, and may be the other portion of the entire terminal except the back cover, and may include a main board, a main body casing, a screen, etc. In the embodiment, the front casing assembly It is the same part as the front case.

The terminal according to the embodiment includes a back cover and a front case assembly, the front case assembly further including one or more connectors, each of the connectors including a fixed end and a movable end, wherein the fixed end Fixedly connected to the front casing assembly, the movable end is pluggable and connectable to the rear cover; the terminal further includes a power supply interface, and is electrically connected to the connector. Since the connector is added between the back cover and the front case assembly, the connector can be extended and contracted by charging and powering off the connector, thereby achieving flexible mounting and dismounting of the back cover and the front case assembly, which can be solved. The terminal in the related art is difficult to disassemble the back cover, and the effect of quickly disassembling the back cover can be achieved without damaging the back cover.

Optionally, when the electromagnetic springs are an even number, the electromagnetic springs are correspondingly disposed on a long side or a short side of the front shell assembly, and the electromagnetic springs may also be one or an odd number. This is not limited. As shown in FIG. 1 , the electromagnetic springs are two pairs, which are respectively disposed on both sides of the long side, and the electromagnetic force is mostly distributed on the long side due to the force between the back cover and the front case assembly. Set the long side with a long easy to disassemble the terminal. When there is only one electromagnetic spring, it can be placed at any position of the front shell assembly, such as the long side or the short side. In other positions of the front shell assembly, in order to make the terminal more stable after installation, other connecting parts can also be provided. Similarly, such as snaps, etc., the electromagnetic spring is energized and de-energized to control its compression and extension, so that the front and rear covers of the terminal can be easily removed and installed. When the connector is specifically two, the two connectors are respectively disposed on the long side and the short side of the front shell assembly, and can be perpendicular to each other under force, which is more convenient for disassembling the rear cover of the terminal. .

Optionally, the back cover is provided with an engaging portion corresponding to the movable end of the electromagnetic spring, and the engaging portion is configured to limit the movable end when the electromagnetic spring is in an extended state. Card access.

Optionally, the power supply interface is connected to a circuit board in the front shell assembly, the circuit board can be placed with an electromagnetic spring, and the negative pole of the power supply interface is connected with the grounding pole of the circuit board, and the positive pole of the power supply interface can be connected with the external positive terminal. Or the positive circuit inside the terminal is connected to take power. When the terminal battery voltage is used to supply power to the electromagnetic spring, the output voltage of the battery can be converted and amplified to achieve the voltage strength that can make the electromagnetic spring expand and contract. Continuous power supply, so the battery power supply of the terminal can also be realized, so that when the user uses the terminal, the electromagnetic spring can be controlled by a software switch or a physical key switch through the output of the battery at any time to disassemble the rear cover of the terminal.

Optionally, the back cover is a conductive material or includes a coating using a conductive material, a positive pole of the power supply interface is connected to the back cover, and a negative pole of the power supply interface is connected to a grounding pole in the front shell assembly. The external positive terminal directly contacts the conductive back cover to receive power to the electromagnetic spring, which is very convenient and practical.

Optionally, a positive pole of the power supply interface is connected to a positive terminal of the front housing component or an external circuit, and a negative pole of the power supply interface is connected to a negative terminal of the front housing component or an external circuit.

Optionally, the positive pole and the negative pole of the power supply interface are respectively connected to the positive terminal and the negative terminal of at least one of the following front cover components: a SIM card holder, a USB port, and a headphone hole, and the devices can be connected to the external device. The positive and negative poles of the power supply (when the rear cover of the terminal is made of non-metal material) can also be connected in parallel by using the voltage in the existing module in the front casing of the terminal when the power supply interface is powered through the terminal. When the positive and negative poles of the power supply interface are connected to the positive and negative poles of the external circuit, devices on the terminal such as a SIM card holder, a USB port, a headphone hole, etc., can be used as a "bridge" for connecting the power supply interface to an external circuit. The power supply interface is connected to the above device, and the external circuit can directly introduce the voltage into the above device, thereby supplying power to the electromagnetic spring. In actual use, the positive and negative terminals existing in the device can be directly used, and the device interface can be modified. Design peripheral terminals and connect peripheral circuits with external terminals.

Optionally, the electromagnetic spring comprises: a plate coil, the movable end, the fixed end, a mechanical spring, wherein the mechanical spring and the plate coil are both disposed at the movable end and the fixed Between the ends.

The fixing and dismounting device of the terminal back cover provided by the embodiment includes a back cover, an electromagnetic spring and a power supply interface. The back cover is connected to one end of the electromagnetic spring; the other end of the electromagnetic spring and the circuit The plate and the front case are fixed; the power supply interface is connected to the electromagnetic spring plate coil.

Therefore, around the design of the fixing and dismounting structure of the new back cover, a fixing and dismounting scheme of the back cover is designed. When the installation of the back cover is required, the electromagnetic spring is powered by the external power supply mechanism, the length of the electromagnetic spring is contracted, the movable end of the electromagnetic spring is retracted, and the buckle on the side of the back cover is disengaged, and the back cover can be Press to install.

When the rear cover needs to be disassembled, the electromagnetic spring is powered by the external power supply mechanism, the length of the electromagnetic spring is contracted, the buckle on the side of the battery is disengaged, and the electromagnetic spring is retracted, so that the rear cover and the front cover can be pulled Separation (plugging and separating).

Through the fixing and dismounting device of the terminal back cover provided by the embodiment, the buckle of the back cover of the mobile phone can be automatically opened, thereby avoiding product maintenance after the sale, or the tester is difficult to disassemble the back cover, especially the metal battery back cover currently used. , or after strong disassembly, the back cover will be severely deformed and can no longer be used normally.

Example 2

In this embodiment, a method for disassembling a terminal applied to the terminal is provided, including:

Step S202, one or more connectors of the front casing assembly of the terminal receive an electrical signal;

Step S204, the connector shrinks according to the electrical signal to separate the front case assembly and the back cover of the terminal, wherein the connector is pluggable and connectable to the back cover.

Optionally, the one or more connectors of the terminal front shell component receive the electrical signal in the following two ways:

One or more connectors of the front casing assembly of the terminal receive an electrical signal transmitted by an internal circuit of the terminal; in this manner, the existing circuit inside the terminal is used to supply power to the connector, such as a SIM card holder, a USB port, and an earphone. Holes, etc.

One or more connectors of the front casing assembly of the terminal receive an electrical signal transmitted by an external circuit by utilizing an electrical signal external to the terminal, such as an external test circuit when testing the terminal.

In this embodiment, a method for installing a terminal for the terminal is provided, including:

Step S302, one or more connectors of the front casing assembly of the terminal are connected to disconnect the electrical signal;

Step S304, after disconnecting the electrical signal, the connector is naturally extended to make the end The front casing assembly and the rear cover of the end are engaged, wherein the connector is pluggable and connectable to the rear cover.

Optionally, the one or more connectors of the terminal front shell assembly are connected to the electrical signal by the following two methods:

One or more connectors of the terminal front housing assembly disconnect an electrical signal transmitted by an internal circuit of the terminal;

One or more connectors of the terminal front housing assembly disconnect electrical signals transmitted by the external circuitry.

Alternatively, the connector may be specifically an electromagnetic spring.

Example 3

This embodiment is an alternative embodiment of the present invention for disassembling and detailing various parts and details of the applied terminal:

The numbers in FIG. 3 to FIG. 7 of the present embodiment are respectively: circuit board-1, battery cover-2, electromagnetic spring-3, battery cover card fixing buckle-4, pole end of the electromagnetic spring wire-101, The pole end -102 of the electromagnetic spring wire, the fixed end -103 of the electromagnetic spring, the electromagnetic spring circuit board end -104, and the mechanical spring -105 of the electromagnetic spring. 2 to 7 illustrate the embodiment together, wherein

Fig. 2 is a schematic view showing the structure of the fixing and dismounting device of the present embodiment, as shown in Fig. 2, in which the battery cover of the terminal battery cover fixing device of the present invention is fixed. There are four electromagnetic springs connected to the battery cover, and are disposed on the two long sides of the front case. Alternatively, the position and quantity of the electromagnetic springs in different embodiments may be designed according to different conditions of the terminal, especially Electromagnetic fixing is provided on the long side of the terminal, and the long side of the other side of the battery cover is still fixed by a conventional snap-type design.

3 is a partial structural view showing the locking and fixing device of the present embodiment. As shown in FIG. 3, the terminal fixing and dismounting device includes a circuit board-1, a battery cover-2, an electromagnetic spring-3, and a battery cover card. Secure the buckle -4. The circuit board-1 is used to house an electromagnetic spring and provide a negative pole for a power supply line. The battery cover-2 is now mounted on the corresponding front case of the terminal. The electromagnetic spring-3 is used to fix the battery cover. The battery cover card fixing buckle-4 is a protruding block disposed on the inner side of the battery cover side, and the movable end-103 of the electromagnetic spring adjacent thereto is provided with a hole to be engaged with it, thereby limiting the electromagnetic spring movable end-103. When the electromagnetic spring is not supplied with power, the electromagnetic spring mechanism does not operate, and the electromagnetic spring-3 is in a state of no power supply extension. Under the action of the mechanical spring, the length of the electromagnetic spring reaches the maximum, and the electromagnetic spring movable end-103 and the battery The inner side buckle 4 of the cover is tightly supported to achieve the locking and fixing of the battery cover-2.

4 is a partial structural schematic view showing the opening and closing of the fixing and dismounting device of the embodiment. As shown in FIG. 4, when the power supply of the external power supply mechanism is used to supply power to the electromagnetic spring, the electromagnetic spring mechanism operates, and the length of the electromagnetic spring shrinks. The spring is compressed, and the end of the electromagnetic spring-2 is separated from the inner buckle of the battery cover, and the battery cover can be opened by pulling up at this time. The buckle on the inner side of the battery cover may be a protruding shape as described above, or may be a recessed design or the like. The circuit board-1 is used to fix the fixed end of the electromagnetic spring and lead the ground wire on the circuit board into the coil plate of the electromagnetic spring.

5 is a schematic view of the positive terminal of the external power supply for the metal battery cover of the embodiment, as shown in FIG. 4, the schematic diagram of the positive terminal of the power supply of the external power supply mechanism, the battery cover-2 is generally a metal casing, and here, as a foreign The positive terminal of the power supply mechanism is used.

6 is a schematic view of the positive and negative ends of the power supply for the non-metal battery cover according to the embodiment. As shown in FIG. 6 , for the non-metal battery cover, the external power supply mechanism supplies the positive terminal, and the battery cover-2 cannot be used as the external power supply mechanism. The positive pole of the power supply is used. In this case, an optional solution is to perform a conductive coating treatment on the inner side of the non-metal battery cover to make it conductive, so that the non-metal battery cover has been subjected to the conductive coating treatment as in the above embodiment. The inner side-5 is used as the positive pole of the power supply of the external power supply mechanism, and the positive pole of the power supply of the external power supply mechanism is introduced into the inner casing of the battery cover through a test terminal preset in, for example, a SIM card holder, and then the activity of the electromagnetic spring is passed. The end-103 is introduced into the plate coil -101 of the electromagnetic spring.

The negative terminal of the power supply of the external power supply mechanism is always introduced to the circuit board-1 through a grounding terminal preset on a circuit board such as a SIM card holder, reaching the fixed end of the electromagnetic spring fixed thereto, reaching the pole of the electromagnetic spring The board coil-102 is used; the reason is that the power supply of the external power supply mechanism is used, and the battery or battery of the terminal itself is not used to start the device, mainly the power supply of the external power supply mechanism can realize a large power supply to the pole coil of the electromagnetic spring.

The positive terminal of the external power supply line can be designed according to different conditions of the terminal, including designing a separate power supply positive circuit on the edge of the circuit board, which is preset to the positive terminal of the circuit board such as the SIM card holder.

7 is a schematic view of an electromagnetic spring used in the fixing and dismounting device of the present embodiment, as shown in FIG. 7, a plate coil-101 including an electromagnetic spring, a plate coil-102 of an electromagnetic spring, and a movable end-103 of the electromagnetic spring, The fixed end of the electromagnetic spring - 104, the mechanical spring - 105, the position of the mechanical spring between 102 and 104, the placement position can also be changed between 101 and 102. The two ends of the fixed end of the electromagnetic spring and the movable end can be provided with an energizing coil, and the pole coil of the electromagnetic spring can also be another pair of

plates

102 and 103; the energized two-pole plates are subjected to mutual attraction or repulsive force to achieve compression of the mechanical spring.

Through the solution of the embodiment, after the after-sales service of the mobile phone terminal product or the internal related part of the mobile phone terminal product testing, the fixing and disassembling device design of the terminal battery cover provided by the invention can be used to automatically open the mobile phone battery cover. To avoid product repair after sale, or difficult for testers to remove the battery cover, especially the metal battery back cover currently used, or the battery cover will be severely deformed after strong disassembly, and can no longer be used normally.

There are four electromagnetic springs in the battery cover according to the embodiment, and are disposed on two long sides; however, the position and the number of electromagnetic springs in different embodiments can be designed according to different conditions of the terminal.

The buckle on the inner side of the battery cover may be protruding, including a circular shape, a square shape, or the like, or may be a concave shape, including a circular, square, and the like design.

The negative terminal of the power supply of the external power supply mechanism is always introduced into the plate coil of the electromagnetic spring through a grounding terminal preset on a circuit board such as a SIM card holder; the alternative includes the positive and negative terminals of the power supply of the external power supply mechanism; The position of the end point of the lead may be a SIM card holder, or other parts, such as a USB port, a headphone hole, etc., which can be externally leaked in a convenient manner.

The power supply of the external power supply mechanism is used to start the device without using the battery or battery of the terminal itself, mainly the power supply of the external power supply mechanism can realize a large power supply to the pole coil of the electromagnetic spring, and different voltages and currents can be used. Formally come to realize.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial applicability

The terminal and the method for disassembling and installing the terminal according to the embodiment of the present invention, wherein the detachable terminal comprises a back cover and a front case assembly, and the front case assembly further comprises one or more connectors, each connector comprising a fixed end and a movable end, wherein the fixed end is fixedly connected to the front shell assembly, and the movable end is pluggable and connectable to the rear cover; the terminal further comprises a power supply interface, and is electrically connected to the connector. The invention solves the problem that the terminal in the related art is not easy to disassemble the back cover, and achieves the effect of quickly disassembling the back cover without damaging the back cover.

Claims

A terminal includes: a back cover and a front case assembly;

The front housing assembly further includes one or more connectors, each of the connectors including a fixed end and a movable end, wherein the fixed end is fixedly coupled to the front housing assembly, and the movable end is The back cover can be plugged and connected;

The terminal further includes a power supply interface electrically connected to the connector.
The terminal of claim 1 wherein the connector is an electromagnetic spring.
The terminal according to claim 2, wherein the electromagnetic spring comprises: a plate coil, the movable end, the fixed end, and a mechanical spring;

Wherein the mechanical spring and the plate coil are disposed between the movable end and the fixed end.
The terminal according to claim 1, wherein when the connector is an even number, the connector is disposed correspondingly on a long side and/or a short side of the front case assembly.
The terminal according to claim 4, wherein when the connector is two, the two connectors are respectively disposed on a long side and a short side of the front case assembly.
The terminal according to claim 1, wherein the back cover is provided with a snap and/or a screw for fixedly connecting the back cover and the front case assembly.
The terminal of claim 1 wherein said power supply interface is coupled to a circuit board within said front housing assembly.
The terminal of claim 7, further comprising: a voltage amplifier disposed between the circuit board and the power supply interface.
The terminal according to claim 1, wherein the rear cover is provided with an engaging portion corresponding to the movable end of the connector, and the engaging portion is configured to be used when the connector is in an extended state, The active end performs a limit card connection.
The terminal according to claim 9, wherein the engaging portion is a protruding member, and a groove is disposed on the movable end corresponding to the engaging portion.
The terminal according to claim 1, wherein the back cover is made of a conductive material or includes A positive electrode of the power supply interface is connected to the back cover, and a negative electrode of the power supply interface is connected to a ground electrode in the front case assembly.
The terminal according to claim 1, wherein a positive pole of the power supply interface is connected to a positive terminal of the front case assembly or a positive terminal of an external circuit of the terminal, and a negative pole of the power supply interface and the front case assembly The negative terminal or the negative terminal of the external circuit is connected.
The terminal according to claim 12, wherein when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the front casing assembly, the positive pole and the negative pole of the power supply interface are respectively at least The positive terminal and the negative terminal of one device are connected: SIM card holder, USB port, and earphone hole.
The terminal according to claim 12, when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the external circuit, the positive pole and the negative pole of the power supply interface respectively pass at least one of the following The positive terminal and the negative terminal of the device are connected to the positive and negative terminals of the external circuit: a SIM card holder, a USB port, and a headphone hole.
The terminal according to claim 12, when the positive and negative poles of the power supply interface are connected to the positive and negative poles of the external circuit, the positive pole and the negative pole of the power supply interface respectively pass at least one of the following The peripheral terminals of the device are connected to the positive and negative poles of the external circuit: a SIM card holder, a USB port, and a headphone jack.
A method of disassembling a terminal, which is applied to the terminal according to any one of claims 1 to 15, comprising:

One or more connectors of the terminal front housing assembly receive an electrical signal;

The connector is contracted according to the electrical signal to separate the front and rear covers of the terminal, wherein the connector is pluggable to the back cover.
The method of claim 16 wherein the one or more connectors of the terminal front housing assembly receive an electrical signal comprising one of:

One or more connectors of the terminal front case assembly receive an electrical signal transmitted by an internal circuit of the terminal;

One or more connectors of the terminal front housing assembly receive electrical signals transmitted by external circuitry of the terminal.
A method of installing a terminal, applied to the terminal according to any one of claims 1 to 15, comprising:

One or more connectors of the terminal front shell assembly are connected to disconnect electrical signals;

After disconnecting the electrical signal, the connector is naturally extended to engage the front and rear covers of the terminal, wherein the connector is pluggable to the rear cover.
The method of claim 18 wherein the one or more connector disconnect electrical signals of the terminal front housing assembly comprise one of:

One or more connectors of the terminal front housing assembly disconnect an electrical signal transmitted by an internal circuit of the terminal;

One or more connectors of the terminal front housing assembly disconnect electrical signals transmitted by external circuitry of the terminal.
A computer readable storage medium storing computer executable instructions for performing the method of disassembling a terminal of any of claims 16-17, and/or for performing any of claims 18-19 A method of installing a terminal.