CN206920973U - Shell-type hardware expansion devices - Google Patents
Shell-type hardware expansion devices Download PDFInfo
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- CN206920973U CN206920973U CN201621024354.0U CN201621024354U CN206920973U CN 206920973 U CN206920973 U CN 206920973U CN 201621024354 U CN201621024354 U CN 201621024354U CN 206920973 U CN206920973 U CN 206920973U
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- fitting recess
- replaceable component
- shell
- card falcon
- extension
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- 238000011161 development Methods 0.000 claims abstract description 31
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims description 38
- 210000005056 cell body Anatomy 0.000 claims description 9
- 238000003780 insertion Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 11
- 230000006870 function Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a kind of shell-type hardware expansion devices, including extension housing, the fitting recess, the replaceable component that is detachably secured in the fitting recess that are arranged on extension back side of shell being fastened on outside mobile terminal；The limitation locking mechanism for preventing that the replaceable component from deviating from from fitting recess is provided between extension housing and replaceable component；The main circuit connector electrically connected with USB connector is provided with fitting recess；Replaceable component is provided with development hardware and from circuit connector, and replaceable component is assemblied in main circuit connector in fitting recess and electrically connected with from circuit connector.The utility model is fixed on extension housing 900 and is not easy to damage because of collision in use well；Development hardware and the position relationship extended between housing 900 can also be made to fix, not only realize that development hardware and mobile terminal have hardware linkage in itself, also realize and more powerful and convenient expanded function is compared with original standalone feature.
Description
Technical field
The utility model belongs to mobile technology field, is related to a kind of attachment accessory of mobile terminal, more particularly to a kind of shell
Formula hardware expansion devices.
Background technology
Smart mobile phone and tablet personal computer are the mobile terminals being widely present in current popular life, due to these mobile terminals
There is the advantages of processing, management data and networking, their software function can also be changed by updating application software, therefore urge
The development hardwares of many cooperation smart mobile phones and tablet personal computer have been born, such as can the POS of brush bank card, external USB
Earphone Amplifier etc..These expanding units can segment consumer demand so that the function of mobile terminal is greatly expanded
Exhibition.
These development hardwares are typically all to pass through 3.5mm earphone interfaces, blue tooth interface, usb cables and mobile terminal at present
It is attached.But above-mentioned connected mode there are many problems, such as：Existed using the development hardware of 3.5mm earphone interfaces
The problem of occupancy earphone interface；Using the development hardware of blue tooth interface, there is need extra increase battery, increase mobile eventually
The power consumption at end, take the problems such as 2.4Ghz wireless channels cause WIFI channels contaminated；It is connected using usb cables with mobile terminal
Development hardware there is need it is extra carry usb cables, plug cable causes usb mouth premature breakdowns the problems such as.
And there is the position relationship between some application requirement development hardwares and mobile terminal to fix, it is necessary to by Intelligent hardware
Some position of mobile terminal is fixed on, the above prior art is not all provided in mechanical structure to intelligent expansion hardware
Fixing means.
Utility model content
The technical problems to be solved in the utility model is, the defects of for prior art, there is provided a kind of development hardware with
Position relationship between mobile terminal fixes, is not easy during use to damage because of collision, realizes and original independent work(
Can be compared to the more powerful and shell-type hardware expansion devices of facilitating functions.
Technical scheme is used by the utility model solves its technical problem：A kind of shell-type hardware expansion devices, including
The extension housing that is fastened on outside mobile terminal, the fitting recess for being arranged on extension back side of shell, it is detachably secured to the fitting recess
In replaceable component；
The USB connector with mobile terminal data Interference fit grafting is provided with the extension housing；
The limit for preventing that the replaceable component from deviating from from fitting recess is provided between the extension housing and replaceable component
Position locking mechanism；
The main circuit connector electrically connected with USB connector is provided with the fitting recess；It is provided with the replaceable component
Development hardware and from circuit connector, the replaceable component be assemblied in fitting recess main circuit connector with from circuit connector
Electrical connection.
The fitting recess is provided with side opening in extension housing side, and fitting recess prolongs in the middle part of back side of shell to extending
Stretch；Or the fitting recess is arranged on extension back side of shell or side and fitting recess side imperforation.
The limitation locking mechanism includes the locked component or/and prevent for preventing that replaceable component from vertically moving along fitting recess
The limit assembly that replaceable component is laterally deviate from from fitting recess, the locked component are described perpendicular to the longitudinally disposed of fitting recess
Limit assembly is arranged on the periphery of lock slots.
Card falcon guide groove that the locked component includes being arranged on extension housing, spacing it is slidably fitted in card falcon guide groove
The clamping position for stir card falcon, being correspondingly arranged on replaceable component, the card falcon insertion clamping position of stirring are locked in fitting recess
Replaceable component, stir card falcon and exit clamping position and unlock.
The card falcon guide groove includes the guide groove cell body of recessed extension surface of shell and the shrouding of closing guide groove cell body, the envelope
Plate forms with guide groove cell body and houses and slide the cavity for stirring card falcon；
The shrouding is provided with spacing hole, described to stir the shifting block that card falcon is provided with and be slidably fitted in the spacing hole, dials
Block slides into spacing hole one end and stirs card falcon locking replaceable component, and shifting block slides into the spacing hole other end and released to replaceable group
The locking of part.
It is described card falcon guide groove be arranged on extension housing side and with fitting recess vertically through；Or the card falcon guide groove is set
Extension back side of shell and with fitting recess vertically through.
It is described to stir the return spring for being set with card falcon and card falcon extension being stirred for elastic top pressure.
Clamping position on the replaceable component is the buckling groove or blocked hole being arranged on replaceable component, the clamping
Groove or blocked hole correspondingly stir the setting of card falcon.
The limit assembly is the tumbler for being arranged on fitting recess notch, and the tumbler is rotatably connected on extension housing
On, fitting recess limitation replaceable component abjection is blocked after rotation；
Or the width of rebate of the fitting recess is less than groove insied width, the limit assembly is the notch of fitting recess, described
The notch limitation replaceable component abjection of fitting recess.
The replaceable component includes the grafting base coordinated with fitting recess, the development hardware and is set from circuit connector
Put on grafting base.
The fitting recess sets at least two, is respectively equipped with what is electrically connected with USB connector in each fitting recess
Main circuit connector；
The limitation locking mechanism sets one, while locks all replaceable components；Or the limitation locking machine
Structure is corresponded with fitting recess and set, respectively the replaceable component in fitting recess corresponding to locking.
Shell-type hardware expansion devices of the present utility model, are fastened on outside mobile terminal, it is possible to achieve mobile terminal and intelligence
Development hardware directly exchanges power supply and data by being electrically connected so that intelligent expansion hardware can be good in mechanical structure
Fix on mobile terminals and be not easy to damage because of collision in use；On the other hand, the utility model can make extension
Position relationship between hardware and mobile terminal is fixed, and is not only able to realize that development hardware and mobile terminal have hardware connection in itself
Dynamic (such as rear camera, the gyroscope etc. carried on mobile terminal), also realize compared with original standalone feature it is more powerful with
Convenient expanded function.
For mobile terminal manufacturer, mobile terminal manufacturer can be added at the beginning of release product a low cost and by
Many wide shell-type hardware expansion devices and the replaceable component, such as memory, other optional described replaceable components
Individually sell in addition, allow the consumer of corresponding demand voluntarily to buy, the ecosphere for mobile terminal is a kind of refinement consumption
Person's demand, save the beneficial way of manufacturer's resource.Scheme provided by the utility model also has very strong secondary development, can be with
Facility is provided for the various innovation Intelligent hardwares of third party developer's exploitation, this has extremely important war for mobile terminal manufacturer
Slightly meaning.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 a are the front schematic views of the utility model shell-type hardware expansion devices embodiment 1；
Fig. 1 b are the side partial structural diagrams of the utility model shell-type hardware expansion devices embodiment 1；
Fig. 1 c are the first direction axonometric drawings of the utility model shell-type hardware expansion devices embodiment 1；
Fig. 1 d are the second direction axonometric drawings of the utility model shell-type hardware expansion devices embodiment 1；
Fig. 1 e are the third direction axonometric drawings of the utility model shell-type hardware expansion devices embodiment 1；
Fig. 2 a are the top schematic diagrams of the replaceable component of the utility model embodiment 1；
Fig. 2 b are the schematic bottom views of the replaceable component of the utility model embodiment 1；
Fig. 2 c are the side schematic views of the replaceable component of the utility model embodiment 1；
Fig. 3 a are that the locked component of the utility model embodiment 1 locks the schematic diagram before the grafting base；
Fig. 3 b are that the locked component of the utility model embodiment 1 locks the schematic diagram after the grafting base；
Fig. 3 c are the structural representations that the shell-type hardware expansion devices of the utility model embodiment 1 coordinate with mobile terminal；
Fig. 4 is the front schematic view of the shell-type hardware expansion devices of the utility model embodiment 2；
Fig. 5 a are the top schematic diagrams of the grafting base of the utility model embodiment 2；
Fig. 5 b are the schematic bottom views of the grafting base of the utility model embodiment 2；
Fig. 5 c are the side schematic views of the grafting base of the utility model embodiment 2；
Fig. 6 a are that the locked component of the utility model embodiment 2 locks the schematic diagram before the grafting base；
Fig. 6 b are that the locked component of the utility model embodiment 2 locks the schematic diagram during the grafting base；
Fig. 6 c are that the locked component of the utility model embodiment 2 locks the schematic diagram after the grafting base；
Fig. 7 a are that the replaceable component of the utility model embodiment 3 coordinates the overall schematic before locking with extension housing；
Fig. 7 b are that the replaceable component of the utility model embodiment 3 coordinates the overall schematic after locking with extension housing.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing
Illustrate specific embodiment of the present utility model.
Bearing definition：On the basis of fitting recess, its length direction is longitudinal direction, and width is longitudinally replaceable to be horizontal
The direction of component insertion.The grafting base coordinated with it similarly defines orientation with this.
Embodiment 1, as shown in Fig. 1 a-3c, a kind of shell-type hardware expansion devices, including be fastened on outside mobile terminal 800
Extension housing 900, be arranged on the fitting recess 100 at extension housing 900 back side, be detachably secured in the fitting recess 100 can
Replace component 200；The USB connector 306 with mobile terminal data Interference fit grafting is provided with the extension housing 900；Institute
State to be provided between extension housing 900 and replaceable component 200 and prevent what the replaceable component 200 from deviating from from fitting recess 100
Limitation locking mechanism；The main circuit connector 103 electrically connected with USB connector 306 is provided with the fitting recess 100；It is described can
Component 200 is replaced to be provided with development hardware 207 and be assemblied in fitting recess from circuit connector 202, the replaceable component 200
Main circuit connector 103 electrically connects with from circuit connector 202 in 100.Replaceable component 200 includes coordinating with fitting recess 100
Grafting base 205, the development hardware 207 and be arranged on from circuit connector 202 on grafting base 205.
The utility model extension housing 900 is to be used to set hardware expansion devices, and extension housing 900 includes backboard and side
Plate.
It is the shell-type hardware expansion devices structural representation for being not inserted into replaceable component as shown in Fig. 1 a-1e.Fitting recess
100 be for setting and fixing development hardware 207, and the position that development hardware 207 is set is usually the back of the body in extension housing 100
Face or side, that is, it is arranged on the backboard and side plate of extension housing 100.Because backside area is big, and for corresponding mobile terminal
The display mouth 104 of camera is typically all disposed within the back side, excellent when development hardware 207 needs to coordinate with mobile terminal camera
Fitting recess 100 is arranged on the back side of extension housing 900 by choosing.General development hardware 207 is preferably provided at extension housing 900 back side
Top or middle part, then corresponding fitting recess 100, which is arranged on, extends these positions of housing 900.
Fitting recess 100 is generally located on extension housing 900, and fitting recess 100 is in preferably with respect to extension housing 900 surface
Inner concavity, the i.e. notch of fitting recess 100 flush with extension housing 900 surface, can keep the face shaping of integral extension housing 900
Overall leveling.Fitting recess 100 can be with extending the integrative-structure of housing 900 or splicing fixed structure.Fitting recess
100 notch refers to the opening of fitting recess 100.
As illustrated in figure 1 c, the shape of fitting recess 100 can have a variety of, be divided into two kinds according to assembly method, fitting recess 100
A kind of embodiment is：The fitting recess 100 is provided with side opening 106 in extension housing 900 side, and fitting recess 100 is to expansion
Open up the middle part direction extension at the back side of housing 900；Wherein extending the side of housing 900 includes four sides up and down, fitting recess 100
Side opening 106 can be separately positioned on up and down on four sides (side plate) of extension housing 900, the side of fitting recess 100
Opening 106 is preferably provided at the side plate in 900 or so two sides of extension housing, that is, being correspondingly arranged at extension housing 900 or so
On.
In the first embodiment, the mounting means of fitting recess 100 and replaceable component 200 is from fitting recess 100
Side opening 106 inserts replaceable component 200, and the wall of side opening 106 is provided with step, limit when being inserted for replaceable component 200
Position.The notch main function of fitting recess 100 is in replaceable component 200 between grafting base 205 and development hardware 207
Connection, then the notch size and location of fitting recess 100 is to coordinate the connection between grafting base 205 and development hardware 207, assembling
The shape of groove 100 is not construed as limiting, to meet to may be inserted into the grafting base 205 of replaceable component 200.Development hardware 207
Can be fixedly connected or be detachably connected between grafting base 205, can directly be set with development hardware 207
In grafting base 205.
Due to middle part extension of the fitting recess 100 to extension housing 900 back side, then fitting recess 100 is preferably shaped to strip knot
The straight trough of structure, the shape of cross section of fitting recess 100 can be that square, U-shaped, arc, trapezoidal, irregular shape etc. are variously-shaped,
The shape of cross section of grafting base 205 in replaceable component 200 coordinates unanimously with the shape of cross section of fitting recess 100, preferably inserts
Base 205 is connect to coordinate or be slidably matched with both fitting recess 100 gap.
Second of embodiment of fitting recess be：The fitting recess is arranged on extension back side of shell or side and fitting recess side
Imperforation, i.e., be directly provided with the fitting recess of indent on the backboard or side plate of extension housing, and fitting recess only has opening at notch.Can
It is consistent with assembling groove shape to replace the shape of component, is directly inserted in fitting recess, then locked by limitation locking mechanism.It is this
In embodiment, the shape of fitting recess is not construed as limiting, and only needs the shape of the grafting base of the shape replaceable component of fitting recess to match somebody with somebody
Close, the two grafting.The notch of preferred fit groove and bottom land are in the same size or notch is more than bottom land, are easy to the insertion of grafting base
Fitting recess.
As illustrated by figures 1 a-1 c, main circuit connector 103 is provided with fitting recess 100, main circuit connector 103 with USB with connecting
Connect device 306 to electrically connect, the power supply of mobile terminal is powered main circuit connector 103 by USB connector 306, and leads to
Cross main circuit connector 103 and realize control and data transfer to replaceable component 200.Main circuit connector 103 is arranged on dress
The bottom surface of slot allocation 100, in favor of protecting the connector.In the present embodiment, main circuit connector 103 is last to be arranged on fitting recess 100
Hold the resilient contact of bottom surface.
As shown in Fig. 1 c-1e, extension housing 900 in order to be connected and fixed to mobile terminal 800 together with, then extend shell
The bottom of body 900 and bottom are provided with the neck 901 of accommodating mobile terminal 800, and the periphery of mobile terminal 800 is caught in neck 901 solid
It is fixed.The USB connector 306 being connected with the data-interface of mobile terminal 800 is provided with neck 901, USB connector 306 is set
Seated position coordinates the data-interface position of mobile terminal 800, the two grafting.
External USB interface 303 can also be set on extension housing 900, for powering, charging, data exchange etc..May be used also
To set charge function switching key 310 and microphone penetrable sound hole 311 in extension housing 900.External USB interface 303, USB connect
Connect and electrically connect between device 306, main circuit connector 103 and controlled by circuit realiration.
As shown in figs. 2 a-2 c, it is the structural representation of replaceable component.The replaceable component 200 includes and fitting recess
The 100 grafting bases 205 coordinated, the development hardware 207 being arranged on grafting base 205.The side of effect one of grafting base 205
Face is used to fixing or setting development hardware 207, on the other hand cooperatively forms fixation with fitting recess 100.Inserted described in the present embodiment
The shape for connecing base 205 matches with the fitting recess 100, is one trapezoidal, its outer rib does chamfered.
It is described to be arranged on the surface of grafting base 205 from circuit connector 202；It is described from circuit connector 202 for
Hard contact with the shape of main circuit connector 103.It is mutual from circuit connector 202 and the main circuit connector 103
Matching, can be inputted or out-put supply and data, when the 205 fully-inserted fitting recess 100 of grafting base, it is described from
Circuit connector 202 is overlapped with the main circuit connector 103 and good contact.
Development hardware 207 is the hardware based on existing mobile terminal increase miscellaneous function, such as：Memory, for people
The human parameters measurement module of body health measurement, information input/output module, image-forming module, range finder module etc., particular hardware
Set according to being actually needed.These hardware can use hardware of the prior art, can also design new work(according to being actually needed
The hardware of energy.
As shown in Fig. 1 a-3c, because replaceable component 200 and fitting recess 100 are detachably connected, then limitation locking mechanism uses
Fixation after the connection of replaceable component 200, the limitation locking mechanism include preventing replaceable component 200 along fitting recess 100
The locked component 100a vertically moved or/and the limit assembly for preventing replaceable component 200 from laterally deviating from from fitting recess 100, institute
State that locked component 100a is longitudinally disposed perpendicular to fitting recess 100, the limit assembly is arranged on the periphery of lock slots.For difference
Assembling slot structure, locked component 100a and limit assembly can at least select one of them to be used to fix replaceable component 200,
Locked component 100a or limit assembly can be used alone and complete spacing and locking, can also locked component 100a with spacing group
Part, which coordinates, realizes spacing and locking.When locked component 100a or limit assembly is used alone, single locked component can be used
100a or limit assembly realize locking and spacing, can also set at least two locked components in the diverse location of fitting recess 100
100a or limit assembly realize locking and spacing.
Wherein, the locked component 100a include be arranged on extension housing 900 on card falcon guide groove 101, it is spacing slip match somebody with somebody
The clamping position 201 stirred card falcon 102, be correspondingly arranged on replaceable component 200 in card falcon guide groove 101 is closed, it is described to stir
Card falcon 102 inserts the replaceable component 200 that clamping position 201 is locked in fitting recess 100, stirs card falcon 102 and exits clamping position 201
Unlock.Clamping position 201 is arranged on grafting base 205, is blocked falcon guide groove 101 in locked component 100a and is stirred card falcon 102
The direction for inserting clamping position 201 is vertical with the direction of motion of the disengaging fitting recess 100 of replaceable component 200 so that stirs card falcon 102
Insertion clamping position 201 prevent replaceable component 200 along the lengthwise movement of fitting recess 100.Expansion is arranged in locked component 100a
When opening up on the side plate of housing 900, the card falcon guide groove 101 be arranged on the extension side of housing 900 and with fitting recess 100 vertically through.
Specifically, the card falcon guide groove 101 includes the guide groove cell body and closing guide groove cell body on recessed extension housing 900 surface
Shrouding, the shrouding and guide groove cell body form accommodating and slide the cavity for stirring card falcon 102, the length of the cavity not less than group
The move distance sum of card falcon 102 is stirred when the length of dynamic card falcon 102 and locking.Shrouding is demountable structure；Shrouding can be with
Substituted using extension housing 900, without separately setting, the shrouding is provided with spacing hole 109, and the effect of spacing hole 109 is used to determine
Locking and unlocked position.It is described stir the shifting block that card falcon 102 is provided with and slide 108 coordinate in the spacing hole 109, shifting block is slided
Dynamic 108 stir card falcon 102 to the one end of spacing hole 109 locks replaceable component 200, and shifting block slides 108 to the other end of spacing hole 109
Release the locking to replaceable component 200.Block falcon guide groove 101 and the extension integrative-structure of housing 900, or the two Split type structure is simultaneously
It is fixed together.
Clamping position 201 on the replaceable component 200 is buckling groove or the clamping being arranged on replaceable component 200
Hole, the buckling groove or blocked hole as clamping position 201 are correspondingly stirred card falcon 102 and set.When replaceable component 200 is assemblied in
In fitting recess 100, then the clamping position 201 of replaceable component 200 and the 101 relative insertion of card falcon guide groove, in favor of stirring card falcon 102
Insert clamping position 201.Clamping position 201 is set along the direction of motion for stirring card falcon 102, and it is vertical to be preferably perpendicular to replaceable component 200
To setting, buckling groove is the groove that is opened up on the surface of grafting base 205 of replaceable component 200, and the depth of buckling groove is not to destroy
The bulk strength of grafting base 205 is simultaneously enough to lock replaceable component 200 and is defined.Buckling groove is laterally set on grafting base 205
Put, it is perpendicular with the direction of insertion of grafting base 205.Blocked hole is the hole for being arranged on the side of grafting base 205, laterally in grafting
Set on base 205, blocked hole can be that through hole can also be blind hole.In order to facilitate insertion clamping position 201, preferably clamping position
201 i.e. buckling groove or blocked hole is provided with abducent guiding port, and the larger guiding port that is open is seamlessly transitted to clamping with wall
In groove or blocked hole.
In the present embodiment, the selection of clamping position 201 is buckling groove, and buckling groove is arranged on the surface of grafting base 205, clamping
Groove is shaped as straight trough, is easy to directly insert from the end of buckling groove, and the shape of cross section of buckling groove is a variety of, in order to avoid dialling
The abjection of dynamic card falcon 102, the preferably width of rebate of buckling groove are less than the transverse width for stirring card falcon 102 so that the groove of buckling groove
Mouth will stir that card falcon 102 is spacing to be avoided.
As shown in Figure 3 a, when it is described stir card falcon 102 and be allocated to one side of unblock when, it is described to stir card falcon 102 and be not inserted into
The buckling groove, now the grafting base 205 can the slip freely in the fitting recess 100.
As shown in Figure 3 b, when it is described stir card falcon 102 and be allocated to one side of locking when, it is described stir card falcon 102 insert it is described
Buckling groove, now the grafting base 205 stirred card falcon 102 by described and hindered, be locked in the fitting recess 100, this
When complete locking to the grafting base 205.
It is described to stir card falcon 102 and no longer hinder the grafting bottom similarly by described one side stirred card falcon 102 and be allocated to unblock
The slip of seat 205, now completes the unblock to the grafting base 205.
When locked component 100a can not directly limit replaceable component 200 and deviate from, can select to limit using limit assembly
Replaceable component 200 processed is deviate from from fitting recess 100.Spacing and locking can also be directly realized by using limit assembly.It is i.e. spacing
The structure of component has a kind of a variety of, the increased structure of use, i.e., sets limit assembly in the notch of fitting recess 100, another kind is just
It is that limit assembly is used as using fitting recess 100 itself.
Increased structure is exactly：The limit assembly is the tumbler for being arranged on the notch of fitting recess 100, and the tumbler turns
It is dynamic to be connected on extension housing 900, the limitation replaceable component 200 of fitting recess 100 is blocked after rotation and is deviate from；
Fitting recess 100 itself is used as limit assembly：The limit assembly be fitting recess 100 notch, the fitting recess 100
Width of rebate be less than groove insied width, the notch limitation replaceable component 200 is deviate from, for example with notch small trapezoidal, circle
Arc etc..
In the present embodiment, being shaped as the fitting recess 100 is one trapezoidal, and the inner corner trim of trapezoidal internal does chamfered, its
Narrow side forms notch as limit assembly positioned at the extension back surfaces of housing 900.Fitting recess 100 itself is as limit assembly
Beneficial effect is：Stress in the vertical direction of terminal back can decompose a part by the notch inwall of fitting recess 100
It is more firm to horizontal direction, mechanical structure.The side opening of the fitting recess 100 can be arranged at 900 any side of extension housing
Side and the example for being not limited to the present embodiment.The rear camera of mobile terminal is arranged on the vertical of the middle part of the fitting recess 100
On line, such structure can be easy to extend the hardware capability relevant with rear camera.
Embodiment 2, as shown in Fig. 4-6c, the present embodiment is the improvement on the basis of embodiment 1, mainly limitation locking machine
The embodiment that second of structure.The present embodiment structure same as Example 1 repeats no more.
Equally, the locked component 100a include be arranged on extension housing 900 on card falcon guide groove 101, it is spacing slip match somebody with somebody
The clamping position 201 stirred card falcon 102, be correspondingly arranged on replaceable component 200 in card falcon guide groove 101 is closed, it is described to stir
Card falcon 102 inserts the replaceable component 200 that clamping position 201 is locked in fitting recess 100, stirs card falcon 102 and exits clamping position 201
Unlock.
In the present embodiment, locked component 100a is arranged on extension housing 900 back side, that is, is arranged on the back of the body of extension housing 900
On plate.Specifically：The card falcon guide groove 101 be arranged on the extension back side of housing 900 and with fitting recess 100 vertically through.Except lock
It is different from embodiment 1 to determine component 100a set locations, its structure can be with same as Example 1.Identical structure, the present embodiment is no longer
Repeat.
Another embodiment of locked component 100a is：The locked component locked automatically can be realized.
In order to realize automatic locking, it is described stir to be set with card falcon 102 stir the extension of card falcon 102 for elastic top pressure
Return spring 105.One end top pressure of return spring 105 is in card falcon guide groove 101, and other end top pressure is on card falcon 102 is stirred, return spring
105 pretensions, the return spring 105 of pretension are upheld under elastic force effect, and drive is stirred card falcon 102 and protracted, and is inserted into clamping position 201
Locking.In order to realize automatic locking, it is arc tongue to stir the front end of card falcon 102, under nature, stirs card falcon 102 and projects forwardly to
In fitting recess 100, when the top pressure of grafting base 205 to arc tongue, the compression of the cambered surface of card falcon 102 is stirred, card falcon 102 is stirred and retreats,
Fitting recess 100 is exited, allows the plugging in fitting groove 100 of grafting base 205, when the clamping position 201 set on grafting base 205 is with stirring
Block the correspondence of falcon 102, then card falcon 102 is stirred in the presence of return spring 105 and inserts clamping position 201.It is preferred that clamping position 201 is with stirring
It is consistent to block the front end geometry of falcon 102.
Fig. 6 a are locked out component and lock the schematic diagram before the grafting base, and Fig. 6 b locked components lock the grafting base
During schematic diagram；Fig. 6 c are locked out component and lock the schematic diagram after the grafting base.
Embodiment 3, as shown in Fig. 7 a-7b, be the present embodiment be on the basis of embodiment 1,2, progress it is further
Improve.The fitting recess 100 sets at least two, and the main electricity electrically connected with USB connector is provided with each fitting recess 100
Path connector 103；The corresponding grafting of fitting recess 100 of replaceable component 200.Multiple fitting recess 100 can be set together, and also may be used
Set with being dispersed in extension housing 900 diverse location.It is preferred that multiple 100 spaced and parallel settings of fitting recess, this structure are advantageous to
Unified locking and unblock.
Corresponding multiple fitting recess 100, multiple development hardwares 207 can be set on extension housing 900.Development hardware
207 is identical with embodiment 1,2, will not be repeated here.
The limitation locking mechanism sets one, while locks all replaceable components 200；Specially：Block falcon guide groove
101 corresponding multiple fitting recess 100, and penetrated with all fitting recess 100, stir card falcon 102 while insert in each fitting recess 100
Clamping position 201 in, all replaceable components 200 are locked.
The limitation locking mechanism and fitting recess 100, which correspond, to be set, respectively in fitting recess 100 corresponding to locking can
Replace component 200.The structure will not be repeated here with embodiment 1,2.
Claims (10)
- A kind of 1. shell-type hardware expansion devices, it is characterised in that including be fastened on outside mobile terminal extension housing, be arranged on expansion Open up fitting recess, the replaceable component being detachably secured in the fitting recess of back side of shell；The USB connector with mobile terminal data Interference fit grafting is provided with the extension housing；The limiting lock for preventing that the replaceable component from deviating from from fitting recess is provided between the extension housing and replaceable component Determine mechanism；The main circuit connector electrically connected with USB connector is provided with the fitting recess；Extension is provided with the replaceable component Hardware and from circuit connector, the replaceable component are assemblied in fitting recess main circuit connector with being electrically connected from circuit connector Connect.
- 2. shell-type hardware expansion devices according to claim 1, it is characterised in that the fitting recess is in extension housing side Middle part provided with side opening, and from fitting recess to extension back side of shell extends；Or the fitting recess is arranged on the extension housing back of the body Face or side and fitting recess side imperforation.
- 3. shell-type hardware expansion devices according to claim 1, it is characterised in that the limitation locking mechanism includes preventing Locked component that replaceable component vertically moves along fitting recess or/and to prevent that replaceable component from laterally deviating from from fitting recess spacing Component, the locked component are arranged on the periphery of lock slots perpendicular to the longitudinally disposed of fitting recess, the limit assembly.
- 4. shell-type hardware expansion devices according to claim 3, it is characterised in that the locked component includes being arranged on expansion Card falcon guide groove on exhibition housing, spacing it is slidably fitted in stirring card falcon, being correspondingly arranged on replaceable component in card falcon guide groove Clamping position, the replaceable component stirred card falcon insertion clamping position and be locked in fitting recess, stir card falcon and exit clamping position Unlock.
- 5. shell-type hardware expansion devices according to claim 4, it is characterised in that the card falcon guide groove includes recessed expansion The guide groove cell body of surface of shell and the shrouding of closing guide groove cell body are opened up, the shrouding is formed to house and slide with guide groove cell body and stirred Block the cavity of falcon；The shrouding offers spacing hole, described to stir the shifting block that card falcon is provided with and be slidably fitted in the spacing hole, shifting block Slide into spacing hole one end and stir card falcon locking replaceable component, shifting block slides into the spacing hole other end and released to replaceable component Locking.
- 6. shell-type hardware expansion devices according to claim 4, it is characterised in that the card falcon guide groove is arranged on extension shell Body side surface and with fitting recess vertically through；Or the card falcon guide groove is arranged on extension back side of shell and vertical with fitting recess passed through It is logical.
- 7. shell-type hardware expansion devices according to claim 4, it is characterised in that it is described stir to be set with card falcon be used for Elastic top pressure stirs the return spring of card falcon extension.
- 8. shell-type hardware expansion devices according to claim 3, it is characterised in that the limit assembly is to be arranged on assembling The tumbler of groove notch, the tumbler are rotatably connected on extension housing, and fitting recess limitation replaceable component is blocked after rotation Abjection；Or the width of rebate of the fitting recess is less than groove insied width, the limit assembly is the notch of fitting recess, the assembling The notch limitation replaceable component abjection of groove.
- 9. shell-type hardware expansion devices according to claim 1, it is characterised in that the replaceable component includes and assembling The grafting base that groove coordinates, the development hardware and is arranged on grafting base from circuit connector.
- 10. shell-type hardware expansion devices according to claim 1, it is characterised in that the fitting recess sets at least two, The main circuit connector electrically connected with USB connector is respectively equipped with each fitting recess；The limitation locking mechanism is set One is put, while locks all replaceable components；Or the limitation locking mechanism is corresponded with fitting recess and set, respectively Replaceable component in fitting recess corresponding to locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024354.0U CN206920973U (en) | 2016-08-31 | 2016-08-31 | Shell-type hardware expansion devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024354.0U CN206920973U (en) | 2016-08-31 | 2016-08-31 | Shell-type hardware expansion devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206920973U true CN206920973U (en) | 2018-01-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621024354.0U Active CN206920973U (en) | 2016-08-31 | 2016-08-31 | Shell-type hardware expansion devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206920973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444982A (en) * | 2016-08-31 | 2017-02-22 | 蒋凌锋 | Shell type hardware expansion device |
-
2016
- 2016-08-31 CN CN201621024354.0U patent/CN206920973U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106444982A (en) * | 2016-08-31 | 2017-02-22 | 蒋凌锋 | Shell type hardware expansion device |
| CN106444982B (en) * | 2016-08-31 | 2024-01-23 | 蒋凌锋 | Shell type hardware expansion device |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200727 Address after: Room 6B, 6c-19, building 1, Yangguang Huayi building, Nanhai Avenue, xiguimiao Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Resonance Technology Co., Ltd Address before: 541000 the Guangxi Zhuang Autonomous Region Xiang, Xiufeng District, Guilin City V and 12 unit 2, Room 502 Patentee before: Jiang Lingfeng |
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| TR01 | Transfer of patent right |