CN109426792A - Case ring and the fingerprint recognition mould group comprising the case ring, handheld terminal - Google Patents
Case ring and the fingerprint recognition mould group comprising the case ring, handheld terminal Download PDFInfo
- Publication number
- CN109426792A CN109426792A CN201710780139.6A CN201710780139A CN109426792A CN 109426792 A CN109426792 A CN 109426792A CN 201710780139 A CN201710780139 A CN 201710780139A CN 109426792 A CN109426792 A CN 109426792A
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- Prior art keywords
- case ring
- annular groove
- skirt
- wall
- mould group
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Image Input (AREA)
Abstract
A kind of fingerprint recognition mould group the present invention relates to case ring and comprising the case ring, handheld terminal.Case ring includes straight wall and skirt.It is formed with along the junction of straight wall and skirt and keeps away a region, and kept away a region and be recessed to be formed towards the direction for being directed toward through-hole from outer surface and/or lateral wall.It is recessed inwardly that is, keeping away a region.Therefore, even if the junction of straight wall and skirt generates evagination due to not formed stringent right angle, but since junction is recessed inwardly, therefore evagination can also be offset.Further, it when above-mentioned fingerprint recognition mould group is assemblied in handheld terminal, keeps away a region and the apex angle of face glass or backboard can be formed and keep away position, therefore the surface of face glass or backboard and keep away the inner wall in hole and can be bonded closely with first surface and lateral wall.Therefore, assembly precision is effectively improved.
Description
Technical field
The present invention relates to fingerprint identification technology field, in particular to a kind of case ring and the fingerprint recognition comprising the case ring
Mould group, handheld terminal.
Background technique
With the continuous development of various electronic products, uniqueness, safety, the requirement of confidentiality are also higher and higher.Cause
This, fingerprint identification technology has become basically universal applied in various electronic products.General fingerprint recognition mould group includes soft substantially
The associated components such as property circuit board, fingerprint sensor, cover board, case ring (i.e. frame).
Common case ring includes skirt and straight wall, and skirt is vertical with straight wall side to be connect, so that the two angle is in 90 degree.Group
When filling electronic product, fingerprint recognition mould group need to be assemblied in the aperture of face glass or backboard of electronic product.Further,
Face glass or backboard push down skirt and the inner wall of aperture is abutted with straight wall, so that fingerprint recognition mould group be made to fix.
However, being influenced by technique (for example, side can occur after when cutter uses one section in case ring process
Edge abrasion) it is likely to result in skirt and the junction of straight wall and can not form stringent right angle.As shown in Figure 1, skirt and straight wall
Junction will form evagination.At this point, evagination is abutted with face glass or backboard apex angle, so that face glass or backboard can not
It is bonded closely with straight wall and skirt.Therefore, the edge of fingerprint recognition mould group can generate gap, influence assembly precision.
Summary of the invention
Based on this, it is necessary to for the not high problem of existing fingerprint recognition mould group assembly precision, provide a kind of energy raising
The case ring of assembly precision and the fingerprint recognition mould group comprising the case ring, handheld terminal.
A kind of case ring, including the straight wall and in a ring skirt of plate structure offer through-hole in the middle part of the skirt, institute
It states outer surface of the straight wall along the circumferential direction of the through-hole and relative to the skirt to extend vertically, forms hollow tube-shape knot to surround
Structure, which is characterized in that be formed with along the junction of the straight wall Yu the skirt and keep away a region, a region of keeping away is from described outer
Surface and/or the lateral wall are recessed to be formed towards the direction for being directed toward the through-hole.
The straight wall of case ring and the junction of skirt be formed be recessed inwardly keep away a region.Therefore, even if straight wall and skirt
The junction on side generates protrusion due to not formed stringent right angle, but since junction is recessed inwardly, therefore can also offset evagination.Into
One step, when above-mentioned fingerprint recognition mould group is assemblied in handheld terminal, keeping away a region can be to the apex angle of face glass or backboard
Formation keeps away position, therefore the surface of face glass or backboard and keeps away the inner wall in hole and can be bonded closely with outer surface and lateral wall.
The junction along the straight wall Yu the skirt offers annular groove in one of the embodiments, to be formed
It is described to keep away a region.
In one of the embodiments, in the plane vertical with the extending direction of the annular groove of edge, the annular
The section of groove is triangular in shape.
Two sides of the inner wall form right angle triangle of annular groove.Moreover, arriving the side of bottom in being open for annular groove
Upwards, the size of annular groove gradually becomes smaller, and can accordingly reduce polishing or etching to case ring, be designed in this way avoidable dress
The mechanical strength of decorative circle excessively reduces, to promote the mechanical strength of case ring.
In one of the embodiments, in the plane vertical with the extending direction of the annular groove of edge, the annular
The rectangular in cross-section of groove.Since the four edges of rectangle are parallel two-by-two, and adjacent both sides are vertical.Therefore, if junction exists
Evagination and polishing be not thorough, then can not Formation cross-section be in rectangle annular groove.Therefore, square is set by the section of annular groove
Shape realizes intuitive monitoring convenient for the process to case ring.
In one of the embodiments, in the plane vertical with the extending direction of the annular groove of edge, the annular
The section of groove is trapezoidal.This it is trapezoidal be right-angled trapezium, and annular groove constitute the right-angled trapezium waist and one of bottom.By
It is trapezoidal in the section of annular groove.Therefore, it is once polished using the grinding head with corner angle along preset direction, it can shape
Cyclic connected in star, so that processing efficiency be effectively promoted.
In one of the embodiments, in the plane vertical with the extending direction of the annular groove of edge, the annular
The section of groove is arc-shaped.
Section is arc-shaped that annular groove inner space is larger, can be used as the accommodating chamber of receiving impurity.It is therefore possible to prevent miscellaneous
Fitting of verifying impacts, to further promote the tightness of fitting.
The lateral wall is vertical relative to the outer surface in one of the embodiments, and face where the outer surface
It is located in the annular groove with the intersection in face where the lateral wall.
At this point, the inner surface of face glass is parallel with outer surface, and the inner wall for keeping away a hole is parallel with lateral wall.Therefore, when
When the intersection in face is located in annular groove where outer surface and lateral wall, the apex angle of face glass also necessarily is located at annular groove
It is interior.
At this point, the apex angle of face glass is hanging, not by any limit, therefore it is tighter that glass panel can be made to be bonded with case ring
It is close.
The lateral wall tilts relative to the outer surface and is in be less than with the outer surface in one of the embodiments,
90 degree of angle, to keep away a region described in the formation between the lateral wall and the outer surface.
When formation keeps away region, it is only necessary to be polished or be cut so that lateral wall is opposite by the direction under diagonally
It is tilted in outer surface；Alternatively, preset mold is used in case ring molding, so that lateral wall tilts, therefore convenient formation,
Processing efficiency is higher.
The metal framework structure that the straight wall and the skirt are integrally formed in one of the embodiments,.
Improve the service life of fingerprint recognition mould group.Moreover, case ring can be processed and formed at one time by corresponding mold,
To improving production efficiency.
A kind of fingerprint recognition mould group characterized by comprising
Fingerprint collecting component；
Cover board is covered in the surface of the fingerprint collecting component；And
The case ring as described in any one of above preferred embodiment, and the fingerprint collecting component and the cover board are located at institute
In the hollow cylindrical configuration for stating straight wall formation.
The fingerprint collecting component includes: in one of the embodiments,
Flexible circuit board；
The fingerprint sensor for being set to the flexible circuit board side and being electrically connected with the flexible circuit board.
It in one of the embodiments, further include stiffening plate, the case ring is fixed on the stiffening plate, and described soft
Property circuit board is installed on the stiffening plate backwards to the side of the fingerprint sensor.
Stiffening plate can play the role of support, reinforcement and sizing to flexible circuit board.
A kind of handheld terminal, comprising:
Host, is provided with mounting hole, and the host includes face glass and backboard, and the face glass or described
It is offered on backboard and opposite with the mounting hole keeps away a hole；
Fingerprint recognition mould group as described in any one of above preferred embodiment, the fingerprint recognition mould group are contained in described
In mounting hole, the face glass or the backboard offset with the skirt, and the inner wall for keeping away a hole and the outside
Wall fitting.
Above-mentioned fingerprint recognition mould group, handheld terminal, the straight wall of case ring and the junction of skirt are formed with and keep away a region.And
And it keeps away a region and is recessed to be formed towards the direction for being directed toward through-hole from outer surface and/or lateral wall.That is, it is inside to keep away a region
Recess.Therefore, even if straight wall and skirt generate evagination due to the not formed stringent right angle in junction, but since junction is inside
Recess, therefore evagination can also be offset.Further, when above-mentioned fingerprint recognition mould group is assemblied in handheld terminal, a region meeting is kept away
Position kept away to the formation of the apex angle of face glass or backboard, thus the surface of face glass or backboard and keep away the inner wall in hole can be with appearance
Face and lateral wall fitting are close.Therefore, assembly precision is effectively improved.
Detailed description of the invention
Fig. 1 is the partial enlargement diagram of fingerprint recognition mould group in the prior art；
Fig. 2 is the structural schematic diagram of handheld terminal in present pre-ferred embodiments；
Fig. 3 is diagrammatic cross-section of the handheld terminal shown in Fig. 2 along A-A '；
Fig. 4 is the structural schematic diagram of case ring in fingerprint recognition mould group shown in Fig. 3；
Fig. 5 is the enlarged diagram of part A in embodiment one；
Fig. 6 is the enlarged diagram of part A in embodiment two；
Fig. 7 is the enlarged diagram of part A in embodiment three；
Fig. 8 is the enlarged diagram of part A in example IV；
Fig. 9 is the enlarged diagram of part A in another embodiment.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Referring to Fig. 2, the present invention provides a kind of handheld terminal 10, including host and the fingerprint recognition being set on host
Mould group 100.Host includes multiple components such as shell, display screen, processor and mainboard.Wherein, face glass is provided on shell
200 and backboard.Specifically, handheld terminal can be the electronic equipments such as mobile phone, POS machine, PAD or MP5.
Further, it is provided with mounting hole on host, and is offered on face glass 200 or backboard opposite with mounting hole
Keep away a hole.Fingerprint recognition mould group 100 is contained in mounting hole and is aligned with a hole is kept away.Therefore, fingerprint can be known through keeping away a hole
Other mould group 100 realizes pressing.Mounting hole is identical as the shape for keeping away a hole and matches with the shape of fingerprint recognition mould group 100.Tool
Body, can be round, rectangle or other shapes.
In addition, the fingerprint recognition mould group 100 the present invention also provides a kind of case ring 110 and comprising case ring 110.It please refers to
Fig. 3, the fingerprint recognition mould group 100 in present pre-ferred embodiments include case ring 110, fingerprint collecting component 120 and cover board
130。
Referring to Figure 4 together, case ring 110 includes straight wall 111 and skirt 113.The plate structure in a ring of skirt 113, and
The middle part of skirt 113 offers through-hole 1132.Circumferential direction of the straight wall 111 along through-hole 1132 and outer surface relative to skirt 113
1134 extend vertically, and form hollow cylindrical configuration to surround (figure is not marked).
Specifically, the outer surface 1134 of skirt 113 refers to the surface of 111 side of straight wall on skirt 113；And straight wall
111 lateral wall 1114, then refer to the outer wall surface of hollow cylindrical configuration.Wherein, outer surface 1134 is plane, and lateral wall
1114 be curved surface.
Further, a region 115 is kept away please refer to fig. 5, being formed with along the junction of straight wall 111 Yu skirt 113, kept away
Position region 115 is recessed to be formed towards the direction for being directed toward through-hole 1132 from outer surface 1134 and/or lateral wall 1114.
Wherein, it keeps away a region 115 and can be lateral wall 1114 or outer surface 1134 and be recessed respectively inwards formation, can also be outer
Side wall 1114 and outer surface 1134 are recessed inwardly to be formed.Therefore, even if the junction of skirt 113 and straight wall 111 is because not formed
Stringent right angle and generate protrusion, but due to keeping away a region 115 junction is recessed inwardly, therefore evagination can be offset, to keep away
Exempt from that the apex angle of face glass 200 or backboard is caused to limit.
Finger print data is converted to electric signal for acquiring finger print data by fingerprint collecting component 120.Specifically in this implementation
In example, fingerprint collecting component 120 includes flexible circuit board 121 and fingerprint sensor 123.
Fingerprint sensor 123 is set to 121 side of flexible circuit board and is electrically connected with flexible circuit board 121.Fingerprint sensing
Device 123 detects pressure signal, to obtain fingerprint.Wherein, flexible circuit board 121 with the mainboard of host for being electrically connected.
Cover board 130 is covered in the surface of fingerprint collecting component 120.The material of cover board 130 can be glass, resin, Lan Bao
Stone etc..Cover board 130 can prevent from directly contacting fingerprint collecting component 120, to play a protective role to fingerprint collecting component 120.
Wherein, fingerprint collecting component 120 and cover board 130 are located in the hollow cylindrical configuration of the formation of straight wall 111.Therefore, it fills
Decorative circle 110 is used as frame, and fingerprint recognition mould group 100 is integrated in one while playing a protective role.
Specifically by taking the handheld terminal 10 of forward type fingerprint recognition as an example:
When fingerprint recognition mould group 100 is assemblied in handheld terminal 10, fingerprint recognition mould group 100 is set to face glass
200 the same side, and keep away the surface that a hole is opened in face glass 200.
Specifically, face glass 200 presses skirt 113 in host, and keep away the inner wall in hole and the outside of straight wall 111
Wall 1114 is bonded.Wherein, the side that face glass 200 is contacted with skirt is known as inner surface.The inner surface of face glass 200 with
The inner wall intersection for keeping away a hole forms apex angle.It is kept away in a region 115 at this point, apex angle is located at.That is, face glass 200
Apex angle will not be formed with the evagination of junction and be limited, therefore face glass 200 can be bonded tightly with the surface of straight wall 111 and skirt 113
It is close, to effectively improve assembly precision.
In the present embodiment, the metal framework structure that straight wall 111 and skirt 113 are integrally formed.
The case ring 110 of metal material has the advantages that wear-resisting, high mechanical strength, and fingerprint recognition mould group 100 can be improved
Service life.Moreover, case ring 110 is processed and formed at one time by corresponding mold, it can improving production efficiency.
It should be pointed out that in other embodiments, the material of case ring 110 can also be plastics, resin etc..In addition,
Case ring 110 can also be further formed annular groove by the modes such as polishing, etching after spicing forming type.
In the present embodiment, the junction along straight wall 111 Yu skirt 113 offers annular groove, keeps away a region to be formed
115。
Annular groove can be formed by the modes such as polishing, etching.Wherein, the junction of straight wall 111 and skirt 113 is in ring
Shape, and annular groove is arranged along junction.Therefore, annular groove is inevitable in a ring and along the circumferentially extending of through-hole 1132.
It should be appreciated that outer surface 1134 and lateral wall 1114 and do not include in annular groove by the region of hollow out.Namely
It says, outer surface 1134 and lateral wall 1114 are using the edge of annular groove as terminal.
Further, in the present embodiment, lateral wall 1114 is vertical relative to outer surface 1134, and where outer surface 1134
The intersection in face and 1114 place face of lateral wall is located in annular groove.
As described above, the intersection is the curve of a closure.Moreover, the intersection is dummy line.Wherein, the side of annular groove
Boundary is also understood to be contained in the region of annular groove.At this point, the inner surface of face glass 200 and outer surface 1134 are flat
Row, and the inner wall for keeping away a hole is parallel with lateral wall 1114.Therefore, when the intersection position in 1114 place face of outer surface 1134 and lateral wall
When in annular groove, the apex angle of face glass 200 also necessarily is located in annular groove.
At this point, the apex angle of face glass 200 is hanging, not by any limit, therefore glass panel 200 and case ring 110 can be made
It is bonded closer.
As shown in figure 5, in example 1, in the plane vertical with the extending direction of annular groove of edge, annular groove
Section it is triangular in shape.
The extending direction of annular groove refers to the tangential direction of certain point thereon.Due to annular in shape, therefore annular groove
The direction of 115 different location, extending direction meaning is different, therefore difference is also deposited in the direction of plane where section.
Due to case ring 110, size itself is smaller, thus polish or it is etched it is more can reduce its mechanical strength, and then reduce and refer to
The yield of line identification mould group 100.Specifically in the present embodiment, two sides of the inner wall form right angle triangle of annular groove.And
And on the direction of the opening of annular groove to bottom, the size of annular groove is gradually become smaller, so as to reduce to case ring
110 polishing or etching.Therefore, the mechanical strength that can avoid case ring 110 excessively reduces.
As shown in fig. 6, in example 2, in the plane vertical with the extending direction of annular groove of edge, annular groove
Rectangular in cross-section.
Since the four edges of rectangle are parallel two-by-two, and adjacent both sides are vertical.Therefore, if there are evagination and polishings for junction
Be not thorough, then can not Formation cross-section be in rectangle annular groove.Therefore, set rectangle for the section of annular groove, convenient for pair
The process of case ring 110 realizes intuitive monitoring.
As shown in fig. 7, in the third embodiment, in the plane vertical with the extending direction of annular groove of edge, annular groove
Section it is trapezoidal.
Specifically, this it is trapezoidal be right-angled trapezium, and annular groove constitute the right-angled trapezium waist and one of bottom.Due to
The section of annular groove is trapezoidal.Therefore, it is once polished, can be formed along preset direction using the grinding head with corner angle
Annular groove, so that processing efficiency be effectively promoted.
As shown in figure 8, in example IV, in the plane vertical with the extending direction of annular groove of edge, annular groove
Section be arc-shaped.
During the subsequent applications of case ring 110, it is possible to the impurity such as metal fragment, dust particles can be introduced.The portion
Divide impurity that may be held between the surface of case ring 110 and the surface of face glass 200, to cause fitting not close.
Specifically in the present embodiment, section is arc-shaped that annular groove inner space is larger, can be used as the accommodating chamber for accommodating the above impurity.
Therefore, impurity will not impact fitting, to further promote the tightness of fitting.
It should be pointed out that in other embodiments, the shape of annular groove is not limited to shown in aforementioned four embodiment
Structure out.As long as annular groove, which is able to achieve, keeps away position to the apex angle of face glass 200 or backboard.
Also referring to Fig. 9, in another embodiment, lateral wall 1114 is relative to the inclination of outer surface 1134 and and appearance
A region 115 is kept away in the angle less than 90 degree, to be formed between outer side wall 1114 and outer surface 1134 in face 1134.
Specifically, lateral wall 1114 and outer surface 1134 are at an acute angle.Fingerprint recognition mould group 100 is applied to handheld terminal 10
When, the inner wall and lateral wall 1114 and outer surface 1134 for keeping away a hole cooperate, it can form the space of triangle between three, and the sky
Between be to keep away a region 115.Therefore, even if there are evaginations for the junction of straight wall 111 and skirt 113, then evagination can also be contained in
Keep away in a region 115, thus will not opposite glass sheet 200 cause to limit.
And when formation keeps away region 115, it is only necessary to be polished or be cut so that outside by the direction under diagonally
Wall 1114 is tilted relative to outer surface 1134；Alternatively, preset mold is used when case ring 110 forms, so that lateral wall
1114 inclinations, therefore convenient formation, processing efficiency are higher.
Further, in one embodiment, fingerprint recognition mould group 100 further includes stiffening plate 140.Case ring 110 is fixed
In on stiffening plate, and flexible circuit board 121 is installed on stiffening plate 140 backwards to the side of fingerprint sensor 123.
Stiffening plate 140 is made of harder material, such as plastics.Flexible circuit board 121 is set on stiffening plate 140, is mended
Strong plate 140 can play the role of support, reinforcement and sizing to flexible circuit board 121.
Above-mentioned case ring 110 and the fingerprint recognition mould group 100 comprising the case ring 110, handheld terminal 10, in straight wall 111
It opens to be formed with the junction of skirt 113 and keeps away a region 115.Moreover, it is logical from outer surface and/or lateral wall towards being directed toward to keep away a region
The direction in hole is recessed to be formed.It is recessed inwardly that is, keeping away a region.Therefore, even if the junction of straight wall 111 and skirt 113
Evagination is generated due to not formed stringent right angle, but since junction is recessed inwardly, therefore evagination can also be offset.Further, exist
When fingerprint recognition mould group 100 is assemblied in handheld terminal 10, keeping away a region 115 can be to the apex angle shape of face glass 200 or backboard
At keeping away position, therefore the surface of face glass 200 or backboard and keeps away the inner wall in hole and can be pasted with outer surface 1134 and lateral wall 1114
It closes close.Therefore, assembly precision is effectively improved.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (13)
1. a kind of case ring, including the straight wall and in a ring skirt of plate structure offers through-hole in the middle part of the skirt, described
Straight wall is along the circumferential direction of the through-hole and the outer surface relative to the skirt extends vertically, and forms hollow cylindrical configuration to surround,
A region is kept away it is characterized in that, being formed with along the junction of the straight wall Yu the skirt, a region of keeping away is from the appearance
Face and/or the lateral wall are recessed to be formed towards the direction for being directed toward the through-hole.
2. case ring according to claim 1, which is characterized in that offered along the straight wall and the junction of the skirt
Annular groove, to keep away a region described in formation.
3. case ring according to claim 2, which is characterized in that along the extending direction with the hollow-out parts annular groove
In vertical plane, the section of the annular groove is triangular in shape.
4. case ring according to claim 2, which is characterized in that along vertical with the extending direction of the annular groove
In plane, the rectangular in cross-section of the annular groove.
5. case ring according to claim 2, which is characterized in that along vertical with the extending direction of the annular groove
In plane, the section of the annular groove is trapezoidal.
6. case ring according to claim 2, which is characterized in that along vertical with the extending direction of the annular groove
In plane, the section of the annular groove is arc-shaped.
7. according to the described in any item case rings of claim 2 to 6, which is characterized in that the lateral wall is relative to the appearance
Face is vertical, and the intersection in face is located in the annular groove where face where the outer surface and the lateral wall.
8. case ring according to claim 1, which is characterized in that the lateral wall tilted relative to the outer surface and with
The outer surface is in the angle less than 90 degree, to keep away a region described in the formation between the lateral wall and the outer surface.
9. case ring according to claim 1, which is characterized in that the metal that the straight wall is integrally formed with the skirt
Frame structure.
10. a kind of fingerprint recognition mould group characterized by comprising
Fingerprint collecting component；
Cover board is covered in the surface of the fingerprint collecting component；And
The case ring as described in 1~9 any one of the claims, and the fingerprint collecting component and the cover board are positioned at described straight
In the hollow cylindrical configuration that wall is formed.
11. fingerprint recognition mould group according to claim 10, which is characterized in that the fingerprint collecting component includes:
Flexible circuit board；
The fingerprint sensor for being set to the flexible circuit board side and being electrically connected with the flexible circuit board.
12. fingerprint recognition mould group according to claim 10, which is characterized in that further include stiffening plate, the case ring is solid
Due on the stiffening plate, and the flexible circuit board is installed on the stiffening plate backwards to the side of the fingerprint sensor.
13. a kind of handheld terminal characterized by comprising
Host, is provided with mounting hole, and the host includes face glass and backboard, and the face glass or the backboard
On offer and opposite with the mounting hole keep away a hole；
Such as the described in any item fingerprint recognition mould groups of the claims 10 to 12, the fingerprint recognition mould group is contained in the peace
It fills in hole, the face glass or the backboard offset with the skirt, and the inner wall for keeping away a hole and the lateral wall
Fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710780139.6A CN109426792A (en) | 2017-09-01 | 2017-09-01 | Case ring and the fingerprint recognition mould group comprising the case ring, handheld terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710780139.6A CN109426792A (en) | 2017-09-01 | 2017-09-01 | Case ring and the fingerprint recognition mould group comprising the case ring, handheld terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109426792A true CN109426792A (en) | 2019-03-05 |
Family
ID=65513058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710780139.6A Withdrawn CN109426792A (en) | 2017-09-01 | 2017-09-01 | Case ring and the fingerprint recognition mould group comprising the case ring, handheld terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109426792A (en) |
-
2017
- 2017-09-01 CN CN201710780139.6A patent/CN109426792A/en not_active Withdrawn
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