CN113971820A - Fingerprint module and mobile terminal - Google Patents

Fingerprint module and mobile terminal Download PDF

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Publication number
CN113971820A
CN113971820A CN202111095050.9A CN202111095050A CN113971820A CN 113971820 A CN113971820 A CN 113971820A CN 202111095050 A CN202111095050 A CN 202111095050A CN 113971820 A CN113971820 A CN 113971820A
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CN
China
Prior art keywords
decoration
key
clamping
fingerprint module
clamping key
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202111095050.9A
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Chinese (zh)
Inventor
李志浩
朱琳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huizhou TCL Mobile Communication Co Ltd
Original Assignee
Huizhou TCL Mobile Communication Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huizhou TCL Mobile Communication Co Ltd filed Critical Huizhou TCL Mobile Communication Co Ltd
Priority to CN202111095050.9A priority Critical patent/CN113971820A/en
Publication of CN113971820A publication Critical patent/CN113971820A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02Details
    • H01H13/04Cases; Covers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02Details
    • H01H13/12Movable parts; Contacts mounted thereon
    • H01H13/14Operating parts, e.g. push-button
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2231/00Applications
    • H01H2231/002Calculator, computer

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  • Lock And Its Accessories (AREA)
  • Image Input (AREA)

Abstract

The invention provides a fingerprint module and a mobile terminal, wherein the fingerprint module comprises: a card key; the decoration piece is arranged on the clamping key; a fingerprint chip disposed in the trim piece; the decorating part is bent inwards to form a clamping key connecting part close to the clamping key, and the clamping key connecting part is connected with the clamping key. The decorating part and the clamping key are arranged in a split mode, so that the space occupation is guaranteed when the decorating part is laterally installed; meanwhile, the decorating part and the clamping key joint are arranged to be of an inwards bent structure, so that the space occupation of the fixing structure of the decorating part is reduced, the decorating part is arranged on the side of the mobile terminal under the light and thin condition, and the overall attractiveness of the mobile terminal with the side fingerprint module is improved.

Description

Fingerprint module and mobile terminal
Technical Field
The invention relates to the technical field of mobile terminals, in particular to a fingerprint module and a mobile terminal.
Background
In order to protect user privacy and realize quick and convenient unlocking of an existing mobile terminal, a fingerprint module is usually arranged on the mobile terminal, and then privacy protection and unlocking operation are conveniently and quickly realized by taking user fingerprints as unlocking passwords; however, the structure of the fingerprint module occupies a large space in the existing mobile terminal design, and can only be selectively designed on the back plate of the mobile terminal or the screen side of the mobile terminal.
With the development of the mobile terminal industry, the requirements of the mobile terminal structure on light and thin design and full screen design tend to be extremely met, so that the occupied space of each functional structure on the mobile terminal must be reduced; the allocable space of the fingerprint module on the mobile terminal is synchronously reduced; meanwhile, in order to ensure the overall appearance effect of the mobile terminal, a decorative structure is often arranged on the fingerprint module; however, in order to adapt to the development trend of the mobile terminal in light and thin design and full screen design, the installation position of the fingerprint module needs to be transferred to the side surface of the mobile terminal; however, the size requirement of the installation of side can not be adapted to the fingerprint module space demand of current fingerprint module especially configuration decorative structure, and this side dress fingerprint module that just leads to current mobile terminal often gives up decorative structure, has satisfied the side dress, but has destroyed mobile terminal's whole outward appearance effect again.
Therefore, how to provide a side-mounted fingerprint module with a decoration structure for a mobile terminal becomes a technical problem to be solved urgently.
Disclosure of Invention
The present invention provides a fingerprint module and a mobile terminal, aiming at solving the above-mentioned drawbacks of the prior art, and aims to solve the problem that the side-mounted fingerprint module in the prior art does not have a decorative structure.
The technical scheme adopted by the invention for solving the technical problem is as follows: a fingerprint module for mobile terminal, it includes: a card key; the decoration piece is arranged on the clamping key; a fingerprint chip disposed in the trim piece;
the decorating part is bent inwards to form a clamping key connecting part close to the clamping key, and the clamping key connecting part is connected with the clamping key.
Compared with the prior art, the decorating part and the clamping key are arranged in a split manner, so that the space occupation is guaranteed when the decorating part is laterally arranged; meanwhile, the decorating part and the clamping key joint are arranged to be of an inwards bent structure, so that the space occupation of the fixing structure of the decorating part is reduced, the decorating part is arranged on the side of the mobile terminal under the light and thin condition, and the overall attractiveness of the mobile terminal with the side fingerprint module is improved.
Further, the decoration includes: a garnish body; the fixing through hole is formed in the decorating part body in the height direction, and the clamping key connecting part is arranged at the bottom of the fixing through hole;
the fixed through hole further comprises a bearing step and a fingerprint chip fixing part which are arranged at the upper end of the clamping key connecting part from bottom to top along the height direction.
Compared with the prior art, the fingerprint chip is accommodated in the fingerprint chip fixing part along the height and can be borne on the bearing step, when a user performs fingerprint identification operation on the fingerprint chip, downward force acts on the fingerprint chip, the acting force is different from person to person, when downward pressing force is too large during user fingerprint identification, the fingerprint chip moves downward to a larger extent, the bearing step is arranged on the decorating part, the downward moving direction of the fingerprint chip can be limited, the downward movement of the fingerprint chip is prevented from damaging the connecting structure, and meanwhile, the structure of the fingerprint chip is effectively prevented from being damaged due to the influence of the large pressing force by the bearing effect of the bearing step; meanwhile, through the arrangement of the clamping key connecting part, part of the structure of the clamping key can be contained in the clamping key connecting part, and the connection stability between the decorating part and the clamping key is improved.
Further, the fingerprint module further comprises a circuit board; the circuit board is electrically connected with the fingerprint chip;
the decoration body with the circuit board breach has been seted up to the junction of card key, the circuit board with the one end that the fingerprint chip is connected certainly the circuit board breach stretches into.
Further, the fingerprint module still includes:
a support member disposed in the bayonet connection part;
the surface of the circuit board, which deviates from the chip, is arranged on the supporting piece, and the supporting piece is arranged on the clamping key.
Further, the card key includes:
a card key body;
the decoration fixing end is arranged on the top surface of the clamping key body along the height direction;
the decoration stiff end includes decoration supporting part and decoration joint portion, the decoration body set up in on the decoration supporting part, card key connecting portion with decoration joint portion joint.
Further, the height of the decoration supporting part along the height direction is lower than that of the decoration clamping part, and the decoration supporting part is arranged at the periphery of the top surface of the clamping key body;
the decoration clamping part comprises a first step, and the first step is clamped with the clamping key connecting part;
the supporting piece is arranged on the first step along the first end with the length being square, the second end of the supporting piece along the length direction is arranged at an interval with the clamping key, and the second end of the supporting piece is coated by the circuit board in a U shape.
Furthermore, the decoration clamping part also comprises a second step, the height of the second step in the height direction is lower than that of the first adjustment, and the first step and the second step are clamped with the clamping key connecting part;
the first end of the supporting piece is arranged on the first step, and the second end of the supporting piece and the second step are arranged at intervals.
Further, the card key further comprises:
the first supporting leg is arranged at one end of the clamping key body along the length direction;
the second supporting leg is arranged at the other end of the clamping key body along the length direction;
the key touch pressing piece is arranged at one end of the clamping key body, which deviates from the decorating part along the height direction, and the key touch pressing piece is detachably connected with the clamping key body;
the circuit board cushion block is arranged at the position, corresponding to the circuit board gap, of the clamp key body;
the first supporting leg and the second supporting leg are both located at the first supporting leg, and the first supporting leg is arranged at one end of the clamping key body along the length direction.
Further, the fingerprint module still includes: conducting glue lines; lead the gluey line set up in on the connection face between decoration and the card key, and set up in on the connection face between card key and the support piece.
The invention adopts another technical scheme for solving the technical problem as follows: a mobile terminal comprises the fingerprint module.
The invention provides a fingerprint module and a mobile terminal, wherein the fingerprint module comprises: a card key; the decoration piece is arranged on the clamping key; a fingerprint chip disposed in the trim piece; the decorating part is bent inwards to form a clamping key connecting part close to the clamping key, and the clamping key connecting part is connected with the clamping key. The decorative piece and the clamping key are arranged in a split mode, so that the space occupation is guaranteed when the decorative piece is laterally installed; meanwhile, the decorating part and the clamping key joint are arranged to be of an inwards bent structure, so that the space occupation of the fixing structure of the decorating part is reduced, the decorating part is arranged on the side of the mobile terminal under the light and thin condition, and the overall attractiveness of the mobile terminal with the side fingerprint module is improved.
Drawings
Fig. 1 is a schematic perspective view of a fingerprint module provided in the present invention;
fig. 2 is a schematic view of a three-dimensional explosion structure of the fingerprint module provided in the present invention;
FIG. 3 is a schematic diagram of a partial three-dimensional exploded view from another perspective of the fingerprint module provided in the present invention;
FIG. 4 is a schematic perspective view of a decoration of the fingerprint module provided in the present invention;
FIG. 5 is a schematic perspective view of another perspective view of a decoration of the fingerprint module provided in the present invention;
FIG. 6 is a schematic side view of a fingerprint module provided in the present invention;
FIG. 7 is a schematic cross-sectional view taken along line II-II of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic cross-sectional view taken along line I-I of FIG. 6 in accordance with the present invention;
FIG. 9 is a schematic view of the invention from another perspective of FIG. 8;
fig. 10 is a schematic perspective view of a card key of the fingerprint module provided in the present invention;
fig. 11 is a schematic perspective view of another view angle of the card key of the fingerprint module provided in the present invention;
description of reference numerals:
10. a fingerprint module; 11. a card key; 12. a decorative member; 13. a fingerprint chip; 14. a circuit board; 15. a support member; 111. a card key body; 112. a decorative member fixing end; 113. a garnish support portion; 114. a decoration clamping part; 115. a first step; 116. a second step; 117. a first leg; 118. a second leg; 119. a key touch pressing piece; 110 circuit board cushion blocks; 121. a card key connecting part; 122. a garnish body; 123. a fixing through hole; 124. a bearing step; 125. a fingerprint chip fixing part; 126. a circuit board gap; 127; a first chamfer; 128 second chamfer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to protect user privacy and realize quick and convenient unlocking of an existing mobile terminal, a fingerprint module is usually arranged on the mobile terminal, and then privacy protection and unlocking operation are conveniently and quickly realized by taking user fingerprints as unlocking passwords; however, the structure of the fingerprint module occupies a large space in the existing mobile terminal design, and can only be selectively designed on the back plate of the mobile terminal or the screen side of the mobile terminal. With the development of the mobile terminal industry, the requirements of the mobile terminal structure on light and thin design and full screen design tend to be extremely met, so that the occupied space of each functional structure on the mobile terminal must be reduced; the allocable space of the fingerprint module on the mobile terminal is synchronously reduced; meanwhile, in order to ensure the overall appearance effect of the mobile terminal, a decorative structure is often arranged on the fingerprint module; however, in order to adapt to the development trend of the mobile terminal in light and thin design and full screen design, the installation position of the fingerprint module needs to be transferred to the side surface of the mobile terminal; however, the size requirement of the installation of side can not be adapted to the fingerprint module space demand of current fingerprint module especially configuration decorative structure, and this side dress fingerprint module that just leads to current mobile terminal often gives up decorative structure, has satisfied the side dress, but has destroyed mobile terminal's whole outward appearance effect again.
The invention provides a fingerprint module and a mobile terminal based on the problem that a side-mounted fingerprint module in the prior art does not have a decorative structure, and the decorative part and the clamping key are arranged in a split manner, so that the space occupation is guaranteed when the decorative part is mounted on the side; meanwhile, the joint of the decorating part and the clamping key is arranged to be an inward bent structure, so that the space occupation of a fixing structure of the decorating part is reduced, the decorating part is arranged on the side-mounted fingerprint module of the mobile terminal under the light and thin condition, and the overall attractiveness of the mobile terminal with the side-mounted fingerprint module is improved; for details, reference will be made to the following embodiments.
Referring to fig. 1 to 5, a fingerprint module 10 is provided in a first embodiment of the present invention, where the fingerprint module 10 is used in a mobile terminal; fingerprint module 10 includes: a card key 11, a decoration 12 and a fingerprint chip 13; the decoration part 12 is arranged on the clamping key 11; the fingerprint chip 13 is arranged in the decoration 12; the decoration piece 12 is bent inward to form a clamping key connection portion 121 near the clamping key 11, and the clamping key connection portion 121 is connected with the clamping key 11.
It can be understood that the fingerprint chip 13 is a position where the user performs fingerprint identification to unlock the mobile terminal, and all fingerprint chips 13 capable of realizing the unlocking function can be used in the present application, and the specific structure is not described in detail; the decoration 12 is used for accommodating the fingerprint chip 13 and is connected with the card key 11 through a card key connecting part 121; in order to meet the light and thin design requirement of the mobile terminal, the decorating part 12 and the clamping key 11 are arranged in a split mode, so that a structure reserved in a frame of the mobile terminal and used for fixing the decorating part 12 is omitted, and the occupied space of the decorating part 12 during installation is effectively reduced; meanwhile, the connecting position of the decorating part 12 and the clamping key 11 is designed into an inward bending structure, so that the whole edge of the decorating part 12 is bent inward, the whole edge size of the decorating part 12 is further reduced, and the space occupation of the decorating part 12 is further reduced, so that the side-mounted fingerprint module with the decorating part 12, which is provided by the application, meets the light and thin design requirement of the mobile terminal, and effectively improves the whole attractiveness of the mobile terminal.
With continued reference to fig. 4 and 5, in other preferred embodiments, the decorative element 12 includes: a garnish body 122 and a fixing through-hole 123; the fixing through hole 123 is opened on the decoration body 122 along the height direction; the fixing through hole 123 comprises a card key connecting part 121, a bearing step 124 and a fingerprint chip fixing part 125, wherein the card key connecting part 121, the bearing step 124 and the fingerprint chip fixing part 125 are sequentially arranged from bottom to top along the height direction, namely, the card key connecting part 121 is arranged at the bottom of the fixing through hole 123; the fixing through hole 123 further includes a bearing step 124 and a fingerprint chip fixing portion 125, which are sequentially disposed from bottom to top along the height direction at the upper end of the card key connecting portion 121.
It is understood that the fixing through hole 123 includes a first aperture portion and a second aperture portion which are communicated from bottom to top, and the cross-sectional area of the first aperture portion is smaller than that of the second aperture portion; in other words, the first aperture portion is a key connecting portion 121, and the second aperture portion is a fingerprint chip fixing portion 125; the bearing step 124 is disposed at a joint of the first and second bore portions; the decoration 12 may be formed by CNC processing, that is, the fingerprint chip 13 is accommodated in the fingerprint chip fixing portion 125, and whether to fix the fingerprint chip 13 and the decoration 12 may be selected according to actual production needs and structural design requirements; the fingerprint chip 13 can be arranged on the bearing step 124 along the height, when a user performs fingerprint identification operation on the fingerprint chip 13, a downward force acts on the fingerprint chip 13, the magnitude of the acting force varies from person to person, when the downward pressing force is too large during fingerprint identification of the user, the fingerprint chip 13 moves downward to a larger extent, the downward moving direction of the fingerprint chip 13 can be limited by arranging the bearing step 124 on the decorating part 12, the downward movement of the fingerprint chip 13 is prevented from damaging the connecting structure, and meanwhile, the structure damage of the fingerprint chip 13 due to the influence of the large pressing force can be effectively avoided through the bearing effect of the bearing step 124; meanwhile, by arranging the clamping key connecting part 121, part of the structure of the clamping key 11 can be accommodated in the clamping key connecting part 121, and the connection stability between the decoration part 12 and the clamping key 11 is improved.
With continuing reference to fig. 4 and 5, the card key connection portion 121, the carrying step 124 and the fingerprint chip 13 are disposed in a Z-shape along the inner surface edge of the cross section in the height direction. Thereby improving the stability of the connection between the decoration 12, the fingerprint chip 13 and the card key 11.
Referring to fig. 4 and 7, in other preferred embodiments, the top surface of the decoration body 122 facing away from the key 11 is provided with a first fillet or chamfer 127.
It can be understood that, the top surface of the decoration body 122 departing from the clamping key 11 is provided with a round corner or a chamfer, so that the space occupation of the top surface of the decoration 12 can be reduced, and the space occupation of the side installation of the fingerprint module 10 is further reduced.
Referring to fig. 4, in another preferred embodiment, a second rounded corner or a second chamfer 128 is disposed at the joint of the bearing step 124 and the latch connection portion 121.
It can be understood that the fingerprint chip 13 is disposed on the bearing step 124, the circuit board 14 is disposed below the fingerprint chip 13 and electrically connected to the fingerprint chip 13, in the structural assembly process of the fingerprint module 10, the fingerprint chip 13 is mounted above the top surface of the decoration body 122 of the decoration 12, and the lower side of the fingerprint chip is electrically connected to the fingerprint chip 13, and by providing a fillet or a chamfer at the joint of the bearing step 124 and the card key connecting portion 121, the sharp edge at the joint of the bearing step 124 and the card key connecting portion 121 is removed, thereby effectively avoiding scratches on the fingerprint chip 13 and other parts in the assembly process of the fingerprint module 10, also preventing the decoration 12 from hurting hands when in manual contact, and effectively improving the overall aesthetic effect of the fingerprint module 10.
Referring to fig. 2 to 4, in another preferred embodiment, the fingerprint module 10 further includes a circuit board 14; the circuit board 14 is electrically connected with the fingerprint chip 13; a circuit board gap 126 is formed at the joint of the decoration body 122 and the clamping key 11, and one end of the circuit board 14 connected with the fingerprint chip 13 extends into the circuit board gap 126.
It can be understood that the fingerprint module 10 further includes a circuit board 14, the circuit board 14 is used for being electrically connected to the fingerprint chip 13, the circuit board 14 is a flexible circuit board, and is convenient to mount, and is used for transmitting a fingerprint identification signal of a user performing a fingerprint identification operation on the fingerprint chip 13, so that the mobile terminal is convenient to identify the fingerprint identification signal, and the user is unlocked by a fingerprint; a circuit board gap 126 is formed at the joint of the decoration body 122 and the clamping key 11, one end of the circuit board 14 connected with the fingerprint chip 13 enters the decoration sheet from the circuit board gap 126 for installation, the circuit board gap 126 is formed at the periphery of the decoration body 122 and forms a channel with the clamping key connecting part 121 of the decoration 12, so that the circuit board 14 can conveniently enter the clamping key connecting part 121 from the circuit board gap 126, and the assembly of the fingerprint module 10 is facilitated; according to actual production needs and structural design requirements, the circuit board notch 126 can be adjusted at the opening position of the periphery of the decoration body 122, and can be arranged on one side of the length direction of the periphery of the decoration body 122, or can be selectively arranged on one side of the width direction of the periphery of the decoration body 122.
Referring to fig. 2 to 3 and fig. 7 to 9, in another preferred embodiment, the fingerprint module 10 further includes a supporting member 15, and the supporting member 15 is disposed in the key connecting portion 121; the surface of the circuit board 14 facing away from the fingerprint chip 13 is disposed on the supporting member 15, and the supporting member 15 is disposed on the card key 11.
It can be understood that, by arranging the supporting member 15 in the card key connecting portion 121, the surface of the circuit board 14 away from the fingerprint chip 13 is arranged on the supporting member 15, so as to provide support for the circuit board 14, thereby effectively ensuring the connection stability between the circuit board 14 and the fingerprint chip 13, and providing a certain support for the fingerprint chip 13; simultaneously, support piece 15 sets up into rectangular plane, with circuit board 14 contact, when the user carries out the fingerprint identification operation, it is right fingerprint chip 13's downward pressing force makes fingerprint chip 13 moves down, will support piece 15 sets up long strip plane, can make support piece 15 atress is even, and support piece 15 is right when can effectively avoiding fingerprint chip 13 to receive the pressing force circuit board 14 faces cause the damage.
Referring further to fig. 10 to 11, in another preferred embodiment, the latch 11 includes: a key body 111 and a garnish fixing end 112; the decoration fixing end 112 is arranged on the top surface of the clamping key body 111 along the height direction; the decoration fixed end 112 includes a decoration supporting portion 113 and a decoration clamping portion 114, the decoration body 122 is arranged on the decoration supporting portion 113, and the clamping key connecting portion 121 is clamped with the decoration clamping portion 114.
It can be understood that the latch 11 includes a latch body 111, and a decoration fixing end 112 disposed on a top surface of the latch body 111 in a height direction; the clamping key 11 is supported and clamped with the decorating part 12 through the decorating part fixing end 112; decoration stiff end 112 includes decoration supporting part 113 and decoration joint portion 114, decoration body 122 set up in on the decoration supporting part 113, card key connecting portion 121 with decoration joint portion 114 joint, fingerprint chip 13 the circuit board 14 with support piece 15 all set up in among the fixing hole 123, card key 11 passes through decoration supporting part 113 realizes right support piece 15, and the realization is right the spacing of decoration 12 promotes decoration 12 with the connection stability of card key 11.
In other embodiments, the height of the decoration supporting portion 113 in the height direction is lower than that of the decoration clamping portion 114, and the decoration supporting portion 113 is disposed at the periphery of the top surface of the clamping key body 111; the decoration clamping part 114 comprises a first step 115, and the first step 115 is clamped with the clamping key connecting part 121; the first end of the supporting member 15 along the length direction is disposed on the first step 115, the second end of the supporting member 15 along the length direction is disposed at an interval from the key 11, and the second end of the supporting member 15 is wrapped by the circuit board 14 in a U-shape.
It can be understood that by controlling the height relationship between the garnish support portion 113 and the garnish clip portion 114; and then one end of the supporting member 15 is supported on the first step 115, and the other end of the supporting member 15 is supported and spaced from the decoration supporting portion 113, so that a guarantee is provided for the supporting member 15 to support and limit the shape of the circuit board 14, and the connection stability between the circuit board 14 and the fingerprint chip 13 is guaranteed.
In other preferred embodiments, the decorative member fastening portion 114 further includes a second step 116, the height of the second step 116 in the height direction is lower than that of the first step 115, and the first step 115 and the second step 116 are fastened to the fastening portion 121; a first end of the supporting member 15 is disposed on the first step 115, and a second end of the supporting member 15 is spaced apart from the second step 116.
It can be understood that by arranging the first step 115 and the second step 116, the first step 115 and the second step 116 can be sequentially arranged along the length direction, and at this time, the clamping limit can be performed on the clamping key connecting portion 121 of the decoration 12 through the first step 115 and the second step 116, so that the connection stability between the decoration 12 and the clamping key 11 is improved; meanwhile, the second step 116 may be disposed at the periphery of the first step 115, and then the second step 116 may clamp the fastening portion 121 of the decoration 12, so as to limit the fastening of the decoration 12, thereby improving the connection stability between the decoration 12 and the fastening 11.
In other preferred embodiments, the latch 11 further includes: a first leg 117, a second leg 118, a key touch press 119, and a key touch press 119; the first support leg 117 is disposed at one end of the key body 111 along the length direction; the second leg 118 is disposed at the other end of the latch body 111 along the length direction; the key touch pressing piece 119 is arranged at one end of the card key body 111, which deviates from the decoration part 12 along the height direction, and the key touch pressing piece 119 is detachably connected with the card key body 111; the circuit board 14 cushion block is arranged at the position of the clamp key body 111 corresponding to the circuit board gap 126; the first leg 117 and the second leg 118 are both located at the first leg 117, and the first leg 117 is disposed at one end of the latch body 111 along the length direction.
It is understood that the first leg 117 and the second leg 118 may be connected with corresponding structures on the side of the mobile terminal; the whole fingerprint module 10 can be used as a key module, when a user presses the fingerprint chip 13, the fingerprint chip 13 is pressed to move downwards, when the fingerprint chip 13 is fixedly connected with the fingerprint chip fixing part 125, the fingerprint chip 13 synchronously drives the decoration body 122 to move downwards through the fingerprint chip fixing part 125, or the fingerprint chip 13 synchronously drives the decoration body 122 to move downwards through the bearing step 124; and then the decoration body 122 synchronously drives the clamp key 11 to move downwards, so that the circuit board 14 and the support piece 15 synchronously move downwards, and finally the key touch pressing piece 119 is triggered to realize key touch pressing, so that the fingerprint module 10 can simultaneously take key functions into consideration.
In other embodiments, the fingerprint module 10 further includes a glue guide line; lead the gluey line set up in on the connection face between decoration 12 and the card key 11, and set up in on the connection face between card key 11 and the support piece 15.
It should be noted that: various glue guide lines are processed on the connecting surface (contact surface) among the decorating part 12, the clamping key 11 and the supporting piece 15 through laser engraving, etching and other processes, the glue guide lines are communicated with the circuit board notch 126, connecting glue can be injected into the circuit board notch 126, then the connecting glue is guided to the connecting surface among the decorating part 12, the clamping key 11 and the supporting piece 15 through the glue guide lines, so that the adhesion among the decorating part 12, the clamping key 11 and the supporting piece 15 is realized, the surface mounting between the fingerprint chip 13 and the supporting piece 15 can be realized, and the decorating part 12, the supporting piece 15 and the clamping key 11 are fixed through glue dispensing; the connection stability among the decoration part 12, the clamping key 11 and the support part 15 is further improved.
In a second implementation of the present invention, a mobile terminal is further provided, where the mobile terminal includes the fingerprint module 10 as described in the foregoing embodiment.
The mobile terminal provided in the embodiment includes, but is not limited to, a mobile phone, a tablet computer, and the like, and the side-mounted fingerprint module 10 with a decorative structure is assembled on the premise of achieving light weight and overall appearance effect.
In summary, the present invention provides a fingerprint module and a mobile terminal, the fingerprint module includes: a card key; the decoration piece is arranged on the clamping key; a fingerprint chip disposed in the trim piece; the decorating part is bent inwards to form a clamping key connecting part close to the clamping key, and the clamping key connecting part is connected with the clamping key. The decorative piece and the clamping key are arranged in a split mode, so that the space occupation is guaranteed when the decorative piece is laterally installed; meanwhile, the decorating part and the clamping key joint are arranged to be of an inwards bent structure, so that the space occupation of the fixing structure of the decorating part is reduced, the decorating part is arranged on the side of the mobile terminal under the light and thin condition, and the overall attractiveness of the mobile terminal with the side fingerprint module is improved.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a fingerprint module for mobile terminal, its characterized in that includes:
a card key;
the decoration piece is arranged on the clamping key;
a fingerprint chip disposed in the trim piece;
the decorating part is bent inwards to form a clamping key connecting part close to the clamping key, and the clamping key connecting part is connected with the clamping key.
2. The fingerprint module of claim 1, wherein the trim piece comprises:
a garnish body;
the fixing through hole is formed in the decorating part body in the height direction, and the clamping key connecting part is arranged at the bottom of the fixing through hole;
the fixed through hole further comprises a bearing step and a fingerprint chip fixing part which are arranged at the upper end of the clamping key connecting part from bottom to top along the height direction.
3. The fingerprint module of claim 2, wherein the fingerprint module further comprises a circuit board;
the circuit board is electrically connected with the fingerprint chip;
the decoration body with the circuit board breach has been seted up to the junction of card key, the circuit board with the one end that the fingerprint chip is connected certainly the circuit board breach stretches into.
4. The fingerprint module of claim 3, wherein the fingerprint module further comprises:
a support member disposed in the bayonet connection part;
the circuit board deviates from the surface of the fingerprint chip and is arranged on the supporting piece, and the supporting piece is arranged on the clamping key.
5. The fingerprint module of claim 4, wherein the card key comprises:
a card key body;
the decoration fixing end is arranged on the top surface of the clamping key body along the height direction;
the decoration stiff end includes decoration supporting part and decoration joint portion, the decoration body set up in on the decoration supporting part, card key connecting portion with decoration joint portion joint.
6. The fingerprint module of claim 5,
the height of the decoration supporting part along the height direction is lower than that of the decoration clamping part, and the decoration supporting part is arranged at the periphery of the top surface of the clamping key body;
the decoration clamping part comprises a first step, and the first step is clamped with the clamping key connecting part;
the supporting piece is arranged on the first step along the first end with the length being square, the second end of the supporting piece along the length direction is arranged at an interval with the clamping key, and the second end of the supporting piece is coated by the circuit board in a U shape.
7. The fingerprint module of claim 6,
the decoration clamping part further comprises a second step, the height of the second step in the height direction is lower than that of the first adjustment, and the first step and the second step are clamped with the clamping key connecting part;
the first end of the supporting piece is arranged on the first step, and the second end of the supporting piece and the second step are arranged at intervals.
8. The fingerprint module of claim 5, wherein the card key further comprises:
the first supporting leg is arranged at one end of the clamping key body along the length direction;
the second supporting leg is arranged at the other end of the clamping key body along the length direction;
the key touch pressing piece is arranged at one end of the clamping key body, which deviates from the decorating part along the height direction, and the key touch pressing piece is detachably connected with the clamping key body;
the circuit board cushion block is arranged at the position, corresponding to the circuit board gap, of the clamp key body;
the first supporting leg and the second supporting leg are both located at the first supporting leg, and the first supporting leg is arranged at one end of the clamping key body along the length direction.
9. The fingerprint module of any one of claims 1-8,
the fingerprint module still includes: conducting glue lines; lead the gluey line set up in on the connection face between decoration and the card key, and set up in on the connection face between card key and the support piece.
10. A mobile terminal, characterized in that it comprises a fingerprint module according to any of claims 1-9.
CN202111095050.9A 2021-09-17 2021-09-17 Fingerprint module and mobile terminal Pending CN113971820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111095050.9A CN113971820A (en) 2021-09-17 2021-09-17 Fingerprint module and mobile terminal

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Application Number Priority Date Filing Date Title
CN202111095050.9A CN113971820A (en) 2021-09-17 2021-09-17 Fingerprint module and mobile terminal

Publications (1)

Publication Number Publication Date
CN113971820A true CN113971820A (en) 2022-01-25

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Family Applications (1)

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Country Link
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CN109063585A (en) * 2018-07-11 2018-12-21 南昌黑鲨科技有限公司 Fingerprint mould group and electronic equipment
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WO2020038129A1 (en) * 2018-08-20 2020-02-27 Oppo广东移动通信有限公司 Fingerprint recognition module assembly, screen, and electronic device
CN111638762A (en) * 2020-06-30 2020-09-08 西安易朴通讯技术有限公司 Support assembly, fingerprint module, electronic equipment and installation method
CN112085004A (en) * 2020-09-25 2020-12-15 闻泰通讯股份有限公司 Terminal equipment side fingerprint module mounting structure and terminal equipment
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CN107851177A (en) * 2016-05-27 2018-03-27 华为技术有限公司 Fingerprint module and electronic equipment
CN106203404A (en) * 2016-08-16 2016-12-07 广东欧珀移动通信有限公司 Fingerprint module and there is its mobile terminal
CN106203403A (en) * 2016-08-16 2016-12-07 广东欧珀移动通信有限公司 Fingerprint module and there is its mobile terminal
CN107886052A (en) * 2016-08-16 2018-04-06 广东欧珀移动通信有限公司 Fingerprint module and there is its mobile terminal
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CN110807446A (en) * 2019-12-16 2020-02-18 昆山丘钛微电子科技有限公司 Fingerprint module mounting structure and electronic equipment
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CN212647340U (en) * 2020-06-30 2021-03-02 西安易朴通讯技术有限公司 Bracket component, fingerprint module and electronic equipment
CN112085004A (en) * 2020-09-25 2020-12-15 闻泰通讯股份有限公司 Terminal equipment side fingerprint module mounting structure and terminal equipment

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