CN111638762A - Bracket assembly, fingerprint module, electronic device and installation method - Google Patents

Abstract

The invention discloses a bracket assembly, a fingerprint module, an electronic device and an installation method, wherein the bracket assembly is used to install fingerprint identification buttons on the side of the electronic device, and the bracket assembly includes a rigid support frame and an elastic pressing strip; the support frame includes A support platform, two sides of the support platform are respectively provided with a connecting part, and two sides of the support platform are also respectively provided with a fixed part, the support platform is used to install and fix the function keys of the electronic device, and the fixed part is used to detach the support frame It is fixed on the casing of the electronic device; the two ends of the pressing strip are respectively provided with a connecting and matching part which is detachably connected with the connecting part, and through the connecting part and the connecting and matching part, the pressing strip can be erected on the top of the supporting platform; the above structure is adopted. The bracket assembly can save installation space, reduce the installation space requirements for the side installation of the fingerprint identification button, and can effectively improve the assembly efficiency, and it is easy to rework, avoiding the scrapping of the middle frame of the electronic device due to rework.

Description

Bracket assembly, fingerprint module, electronic device and installation method

technical field

The invention relates to the technical field of fingerprint module installation structures for electronic equipment, in particular to a bracket assembly for installing a fingerprint module on the side of an electronic device, a fingerprint module with the bracket assembly, an electronic device and an electronic device fingerprint module Group installation method.

Background technique

At present, fingerprint unlocking devices are installed on electronic devices such as mobile phones and tablets. Generally, fingerprint recognition buttons are installed on the battery cover or touch screen side of the electronic equipment. Of course, there are also some devices. The fingerprint recognition button is installed on the side of the electronic device. Up. For the current installation structure where the fingerprint module is designed on the side, an elastic alloy bracket is generally used as the installation carrier of the fingerprint identification button, and the fingerprint identification button and the alloy bracket are fixed by dispensing. The injection molding process forms a soft glue, so that when the fingerprint recognition button is pressed, the function button (power button) at the rear can be triggered, so that the opening of the electronic device is controlled by the fingerprint and the touch. For the above-mentioned installation structure, the assembly method can only be adopted from the outside to the inside. Such an assembly method occupies a relatively large space, which directly leads to an increase in the external width of the electronic equipment. In addition, the fingerprint keys on the alloy bracket and the middle frame of the electronic equipment are The matching size of the hole is relatively high. Secondly, it is necessary to use an alloy bracket to fix the fingerprint identification button on the middle frame of the electronic device, and also to inject soft glue in the mold, which is relatively expensive and has relatively low assembly efficiency.

SUMMARY OF THE INVENTION

One of the objectives of the present invention is to provide a bracket assembly for installing a fingerprint identification button on the side of an electronic device in order to solve the above technical problems, so as to reduce the installation space requirement for the side mounting of the fingerprint identification button, and at the same time improve the assembly efficiency.

Another object of the present invention is to provide a fingerprint module installed on the side of an electronic device, so as to reduce the installation space requirement for the side installation of the fingerprint identification key, and at the same time improve the assembly efficiency.

Another object of the present invention is to provide an electronic device with a fingerprint module installed on the side, so as to reduce the installation space requirement for the side installation of the fingerprint identification button, and at the same time improve the assembly efficiency.

Another object of the present invention is to provide a method for installing a fingerprint module of an electronic device, so as to improve the way of installing the fingerprint module on the side, save installation space and improve assembly efficiency.

In order to achieve the above purpose, the present invention discloses a bracket assembly for installing a fingerprint identification button on the side of an electronic device, the bracket assembly includes a rigid support frame and an elastic pressing strip;

The support frame can be installed in the side of the casing of the electronic device, the support frame includes a support platform, and two sides of the support platform are respectively provided with a connecting part, and the two sides of the support platform are also A fixing part is respectively provided, the supporting platform is used for installing and fixing the function keys of the electronic device, and the fixing part is used for fixing the supporting frame on the casing of the electronic device in a detachable manner;

The pressing bar is used to receive the pressure of the fingerprint identification button to press the function button, and both ends of the pressing bar are respectively provided with a connecting and matching part that is detachably connected to the connecting part, and the connecting part is connected through the connecting part. and the connecting and matching part, the pressing strip can be set up above the supporting platform

Compared with the prior art, the bracket assembly of the present invention includes a rigid support frame and an elastic pressing bar. During installation, the function keys of the electronic device are installed on the support platform on the support frame, and then the pressing bar is installed on the support frame. Above the platform, when the fingerprint recognition button is pressed, the pressure is transmitted to the pressing bar, and the pressing bar is elastically deformed, thereby triggering the function button below, so that the fingerprint recognition button and the function button are triggered at the same time; it can be seen that, first of all, In the bracket assembly with the above structure, a detachable connection structure is adopted between the support bracket, the pressing bar and the fingerprint identification button, which is easy to rework during the installation and detection process, so as to avoid the scrapping of the middle frame of the electronic device due to rework; , the assembly method from the inside to the outside can be adopted (ie: first install the function button on the support frame, then install the pressing bar on the support frame, at the same time, install the fingerprint recognition button on the shell of the electronic device, and then install the support The frame can be installed into the shell as a whole), which can save installation space and reduce the installation space requirement for the side installation of the fingerprint identification button; moreover, there is no need to perform glue dispensing and pressure maintenance during the assembly process, which can effectively improve the assembly efficiency.

Preferably, two opposite sides of the support platform are respectively provided with a connecting plate, the connecting portion is a connecting column arranged on the connecting plate, and the pressing strip includes a pressing plate and a connecting plate arranged on the pressing plate. The two connecting heads on the opposite sides of the device, the connecting and matching parts are connecting holes arranged on the connecting heads, and the connecting holes can be sleeved on the connecting posts.

Preferably, the fixing part includes a fixing hole on one side of the supporting platform, and the fixing hole is used for screwing with the casing of the electronic device.

Preferably, the fixing part further includes a pressing groove on the other side of the supporting platform, and the bracket assembly further includes a fixing sheet that can be detachably connected to the housing of the electronic device, and the fixing sheet is A V-shaped elastic pressing piece is provided, and the pressing piece can be pressed in the pressing groove to fix the supporting frame.

The present invention also discloses a fingerprint module, which is used to be installed on the side of an electronic device. The fingerprint module includes a fingerprint identification button and a function button. The fingerprint identification button and the function button pass through the bracket assembly as described above. connected and mounted on the electronic device.

The invention also discloses an electronic device, which includes a casing and a fingerprint module installed on the casing, the fingerprint module includes a fingerprint identification button and a function button, and a side edge of the casing is provided with a An installation groove for installing the fingerprint identification button, an open accommodating groove communicated with the installation groove is provided in the housing at a position opposite to the installation groove, and the above-mentioned accommodating groove is provided in the accommodating groove. A bracket assembly, the support frame is installed in the accommodating groove, the pressing bar is installed above the supporting platform, and the pressing bar is located between the function button and the fingerprint identification button.

Preferably, the bottom wall of the accommodating groove is provided with a positioning groove, and the bottom wall of the supporting platform is provided with a positioning block adapted to the positioning groove.

The invention also discloses a method for installing a fingerprint module of an electronic device. The electronic device includes a casing and a fingerprint module installed on the casing. The fingerprint module includes a fingerprint identification button and a function button. The casing The side of the body is provided with an installation groove for installing the fingerprint identification button, and an open accommodating groove communicated with the installation groove is provided in the casing at a position opposite to the installation groove. The above-mentioned bracket assembly is arranged in the groove, and the installation method includes the following steps:

1), install the function button with flexible PCB board on the support platform on the support frame, and fix the function button by bonding, screwing or clamping;

2), connect the connecting part of the pressing strip with the connecting parts on both sides of the supporting platform, so as to install the pressing strip on the top of the supporting platform;

3), install the fingerprint recognition button with the flexible PCB board in the installation slot;

4), install the support frame installed in step 2) in the accommodating groove.

Preferably, the fixing part includes a fixing hole on one side of the supporting platform and a pressing groove on the other side of the supporting platform, and the fixing hole is used for screwing with the casing of the electronic device. , the bracket assembly also includes a fixing piece that can be detachably connected with the housing of the electronic device, the fixing piece is provided with a V-shaped elastic pressing piece, and the pressing piece can abut against the pressing groove, to fix the support frame; the installation method further includes:

5) Use screws to install the fixing sheet at the corresponding position of the housing, so that the pressing sheet on the fixing sheet abuts against the pressing groove on one side of the support platform to fix one side of the support frame, and then, Use screws to pass through the fixing holes on the other side of the support platform to fix the other side of the support frame.

Description of drawings

FIG. 1 is a schematic three-dimensional structural diagram of an electronic device according to an embodiment of the present invention.

FIG. 2 is a schematic diagram of a partial structure of a housing in an embodiment of the present invention.

3 is a schematic diagram of an installation structure between a support frame and a pressing bar in an embodiment of the present invention.

4 is a schematic diagram of the installation structure between the bracket assembly and the fingerprint module in the embodiment of the present invention

FIG. 5 is an exploded schematic view of FIG. 4 .

FIG. 6 is a schematic three-dimensional structure diagram of the support frame in one of the viewing angles according to the embodiment of the present invention.

FIG. 7 is a schematic three-dimensional structure diagram of the support frame in another view of the embodiment of the present invention.

FIG. 8 is a schematic three-dimensional structural diagram of the support frame from another perspective according to the embodiment of the present invention.

FIG. 9 is a schematic three-dimensional structure diagram of a fixing sheet in an embodiment of the present invention.

Detailed ways

In order to describe the technical content, structural features, achieved objects and effects of the present invention in detail, the following detailed description is given in conjunction with the embodiments and the accompanying drawings.

As shown in FIG. 1 to FIG. 5 , the present invention discloses an electronic device 1. Taking a mobile phone as an example, the electronic device 1 includes a casing 10 and a fingerprint module mounted on the casing 10. The fingerprint module includes a fingerprint identification module. The button 20 and the function button 21 (such as a power button using a membrane switch), the function button 21 is installed behind the fingerprint identification button 20 , so that the mobile phone can be dually controlled by the fingerprint identification button 20 and the function button 21 . The side of the casing 10 is provided with an installation groove 11 for installing the fingerprint recognition button 20 , and an open accommodating groove 12 communicating with the installation groove 11 is provided in the casing 10 at a position opposite to the installation groove 11 . The accommodating groove 12 is provided with a bracket assembly 3 for installing the fingerprint module.

Specifically, as shown in FIGS. 2 to 7 , the bracket assembly 3 includes a rigid support frame 30 and an elastic pressing bar 31 .

The support frame 30 can be installed in the side of the casing 10 of the electronic device 1 , the support frame 30 includes a support platform 300 , a connecting portion 301 is respectively provided on both sides of the support platform 300 , and the two sides of the support platform 300 are respectively provided with There is a fixing part, the support platform 300 is used to install and fix the function keys 21 of the electronic device 1, and the fixing part is used to fix the support frame 30 on the housing 10 of the electronic device 1 in a detachable manner, so as to realize the connection between the support frame 30 and the housing. 10 detachable connections.

The pressing bar 31 is used to receive the pressure of the fingerprint recognition button 20 to press the function button 21. The two ends of the pressing bar 31 are respectively provided with a connecting and matching part 310 which is detachably connected with the connecting part 301. The connecting part 301 and the connecting and matching part 310 , the pressing bar 31 can be erected above the support platform 300 , when the pressing bar 31 receives the pressure from the fingerprint identification button 20 , the pressing bar 31 is elastically deformed downward, and collides with the function button 21 on the supporting platform 300 , thereby Trigger function key 21.

Through the support frame 30 of the above structure, the installation of the fingerprint module on the side of the casing 10 can be performed from the inside to the outside. Therefore, the present invention also discloses a method for installing a fingerprint module of an electronic device, which includes the following steps:

1), install the function button 21 with the flexible PCB board on the support platform 300 of the support frame 30, and the function button 21 can be fixed by means of bonding, screwing or clamping;

2), connect the connection and matching portion 310 of the pressing bar 31 with the connecting portions 301 on both sides of the support platform 300 to install the pressing bar 31 above the support platform 300;

3), install the fingerprint recognition button 20 with the flexible PCB board in the installation slot 11;

4), install the support frame 30 installed in step 2) in the accommodating groove 12.

It can be seen from this that, first of all, in the bracket assembly 3 with the above structure, the support bracket 30, the pressing bar 31 and the fingerprint identification button 20 all adopt a detachable connection structure, which is easy to rework during the installation and detection process, and avoids electronic damage caused by rework. The middle frame of device 1 is scrapped. Secondly, during assembly, an inside-out assembly method can be adopted, which saves installation space, reduces the installation space requirement for side installation of the fingerprint identification button 20, and also reduces installation difficulty. Furthermore, there is no need to perform glue dispensing and pressure maintaining operations during the assembly process, which can effectively improve assembly efficiency.

Preferably, as shown in FIG. 7 , two opposite sides of the support platform 300 are respectively provided with a connecting plate 302 , and the connecting portion 301 is a connecting column disposed on the connecting plate 302 . As shown in FIG. 5 , the pressing bar 31 includes a pressing plate 312 and two connecting heads 311 disposed on opposite sides of the pressing plate 312 . The connecting and matching portion 310 is a connecting hole provided on the connecting head 311 , and the connecting hole can be sleeved on the connecting head 311 . on the connecting column. When installing the pressing bar 31 , the connection holes at both ends of the pressing bar 31 are sleeved on the two connecting posts on both sides of the support platform 300 , so as to realize the installation of the pressing bar 31 , and the installation and removal are relatively convenient.

Further, as shown in FIGS. 2 and 6 , the fixing portion includes a fixing hole 304 on one side of the support platform 300 , and the fixing hole 304 is used for screwing with the housing 10 of the electronic device 1 . Preferably, the fixing part further includes a pressing groove 305 on the other side of the supporting platform 300, as shown in FIG. 1, FIG. 2 and FIG. The fixing piece 32 is provided with a V-shaped elastic pressing piece 320 on the fixing piece 32 , and the pressing piece 320 can be pressed in the pressing groove 305 to fix the support frame 30 . During installation, the fixing piece 32 is installed at the corresponding position of the housing 10 by using screws, so that the pressing piece 320 on the fixing piece 32 abuts against the pressing groove 305 on the side of the supporting platform 300, so as to fix a part of the supporting frame 30. Then, screws are inserted into the fixing holes 304 on the other side of the support platform 300 to fix the other side of the support frame 30 .

As shown in FIG. 2 and FIG. 8 , in order to facilitate the positioning of the support frame 30 during the installation process, the bottom wall of the accommodating groove 12 is provided with a positioning groove 120 , and the bottom wall of the supporting platform 300 is provided with a positioning groove 120 corresponding to the positioning groove 120 . When installing the adapted positioning block 303 , the position of the support frame 30 is adjusted so that the positioning block 303 is snapped into the positioning groove 120 , so as to achieve precise positioning of the support frame 30 , which is conducive to standardization and rapid installation.

The above disclosures are only the preferred embodiments of the present invention, which of course cannot limit the scope of rights of the present invention. Therefore, equivalent changes made according to the scope of the patent application of the present invention are still within the scope of the present invention.

Claims (9)

1. A bracket component is used for installing a fingerprint identification key on the side edge of electronic equipment and is characterized in that the bracket component comprises a rigid supporting frame and an elastic pressing strip;

the support frame can be installed in the side edge of the shell of the electronic equipment and comprises a support platform, two sides of the support platform are respectively provided with a connecting part, two sides of the support platform are also respectively provided with a fixing part, the support platform is used for installing and fixing a function key of the electronic equipment, and the fixing part is used for detachably fixing the support frame on the shell of the electronic equipment;

the pressing strip is used for receiving the pressure of the fingerprint identification key so as to press the function key, two ends of the pressing strip are respectively provided with a connection matching part which can be detachably connected with the connecting part, the pressing strip can be erected above the supporting platform through the connecting part and the connection matching part.

2. The support assembly according to claim 1, wherein the support platform is provided with a connecting plate at opposite sides thereof, the connecting plate is a connecting post provided on the connecting plate, the pressing strip includes a pressing plate and two connecting heads provided at opposite sides thereof, the connecting fitting portion is a connecting hole provided on the connecting heads, and the connecting hole can be sleeved on the connecting post.

3. The bracket assembly of claim 1, wherein the fixing portion comprises a fixing hole at one side of the support platform, the fixing hole being adapted to be screwed with a housing of the electronic device.

4. The bracket assembly of claim 3, wherein the fixing portion further comprises a pressing groove located on the other side of the supporting platform, the bracket assembly further comprises a fixing plate detachably connected to the housing of the electronic device, and the fixing plate is provided with a V-shaped elastic pressing plate capable of pressing in the pressing groove to fix the supporting frame.

5. A fingerprint module for being installed on a side of an electronic device, wherein the fingerprint module comprises a fingerprint identification key and a function key, and the fingerprint identification key and the function key are connected through a bracket assembly according to any one of claims 1 to 4 and installed on the electronic device.

6. The utility model provides an electronic equipment, its characterized in that, includes the casing and installs fingerprint module on the casing, the fingerprint module includes fingerprint identification button and function button, offer on the side of casing and be used for the installation the mounting groove of fingerprint identification button, in the casing with the position that the mounting groove is relative be provided with the uncovered formula storage tank of mounting groove intercommunication, be provided with in the storage tank as in any one of claims 1 to 4 the bracket component, the support frame install in the storage tank, press the strip install in supporting platform's top, press the strip to be located the function button with between the fingerprint identification button.

7. The electronic device according to claim 6, wherein a positioning groove is disposed on a bottom wall of the accommodating groove, and a positioning block adapted to the positioning groove is disposed on a bottom wall of the supporting platform.

8. The utility model provides an electronic equipment fingerprint module installation method, its characterized in that, electronic equipment includes the casing and installs the fingerprint module on the casing, the fingerprint module includes fingerprint identification button and function button, offer the mounting groove that is used for installing on the side of casing the fingerprint identification button, the position relative with the mounting groove in the casing is provided with the uncovered formula storage tank of mounting groove intercommunication, be provided with the bracket component of any one of claims 1 to 2 in the storage tank, the installation method includes the following step:

1) installing the functional key with the flexible PCB on a supporting platform on the supporting frame, and fixing the functional key by adopting bonding, screw connection or clamping connection and the like;

2) connecting the connecting matching part of the pressing strip with the connecting parts on two sides of the supporting platform together so as to install the pressing strip above the supporting platform;

3) installing the fingerprint identification key with the flexible PCB in the installation groove;

4) and installing the support frame which is installed in the step 2) in the accommodating groove.

9. The method for mounting an electronic equipment fingerprint module according to claim 8, wherein the fixing portion comprises a fixing hole located at one side of the supporting platform and a pressing groove located at the other side of the supporting platform, the fixing hole is used for being screwed with a housing of the electronic equipment, the bracket assembly further comprises a fixing plate detachably connected with the housing of the electronic equipment, the fixing plate is provided with a V-shaped elastic pressing sheet, and the pressing sheet can abut against the pressing groove to fix the supporting frame; the installation method further comprises the following steps:

5) adopt the screw will the stationary blade is installed in the relevant position department of casing for the preforming on the stationary blade supports and leans on in the indent that is located supporting platform one side, and in order to fix one side of support frame, then, will adopt the screw to penetrate the fixed orifices of supporting platform opposite side, in order to fix the support frame opposite side.

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