CN206195892U - Shell type health detection input/output expanding unit - Google Patents

Abstract

The utility model discloses a shell type health detection input/output expanding unit, therefore, be equipped with the USB connector of pegging graft with the mobile terminal data interface cooperation in the extension casing, be equipped with between extension casing and the replaceable component and prevent that replaceable component from following the limiting locking mechanism who deviates from in the assembly groove, be equipped with the main circuit connector who is connected with USB connector electricity in the assembly groove, replaceable component includes grafting base, health detection input/output expansion hardware and follows circuit connector that grafting base assembled is in assembling the groove, health detection input/output expansion hardware sets up on the grafting base or sets up in the grafting base, set up from circuit connector and be connected on the grafting base and with main circuit connector electricity. The utility model discloses fix well on the extension casing and be difficult for damaging because of the collision in the use, it is fixed to make the position relation between expansion hardware and the extension casing.

Description

Shell-type health detection input/output expansion device

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 health detection input/output expansion device.

Background technology

Smart mobile phone and panel computer are the mobile terminals being widely present in current popular life, due to these mobile terminals There are treatment, management data and networking, their software function can also be changed by updating application software, therefore urge Born it is many cooperation smart mobile phones and panel computer development hardware, for example can brush bank card POS, external USB Earphone Amplifier etc..These expanding units can segment consumer demand so that the function of mobile terminal is greatly expanded Exhibition.

The instrument in medical treatment ＆ health field starts to be separated from during the role of special instrument initially enters popular life in recent years, Start to have given play to mobile terminal strong with the instrument of the cooperation mobile terminal such as smart mobile phone and panel computer of the class of Intelligent blood sugar instrument one Big data managing capacity.On the other hand, can detect that the miniaturization of the sensor of human body various parameters also begins to be made more next It is better so that these sensors are placed on mobile terminal as such as smart mobile phone becomes feasible.

Current these health detection input and output development hardwares be typically all by 3.5mm earphone interfaces, blue tooth interface, Usb cables are attached with mobile terminal.But above-mentioned connected mode there are many problems, such as：Connect using 3.5mm earphones The health detection input and output development hardware of mouth there is a problem that taking earphone interface；Health detection using blue tooth interface is defeated Entering to export development hardware and existing needs extra increase battery, increase the power consumption of mobile terminal, take 2.4Ghz wireless channels and lead The problems such as causing WIFI channels contaminated；The health detection input and output development hardware being connected with mobile terminal using usb cables is deposited The problems such as needing extra carrying usb cables, plug cable to cause usb mouthfuls of premature breakdown.

And there is the position relationship between some application requirement health detection input and output development hardwares and mobile terminal to consolidate Determine, it is necessary to Intelligent hardware be fixed on certain position of mobile terminal, the above prior art examines all to intelligent health Survey the fixing means that input and output development hardware is provided in mechanical structure.

Utility model content

The technical problems to be solved in the utility model is, for the defect of prior art, there is provided a kind of health detection is defeated Enter the position relationship exported between development hardware and mobile terminal fix, be difficult during use to be damaged because of collision, More powerful and facilitating functions shell-type health detection input/output expansion device is compared in realization with original standalone feature.

The utility model solves the technical scheme that its technical problem used：A kind of shell-type health detection input and output are expanded Extending apparatus, including be fastened on outside mobile terminal extension housing, be arranged on extension back side of shell fitting recess, be detachably secured to Replaceable component in the fitting recess；

The USB connector with mobile terminal data Interference fit grafting is provided with the extension housing；

The limit for preventing 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；The replaceable component includes inserting Connect base, health detection input and output development hardware and from circuit connector, the grafting base is assemblied in fitting recess；

The health detection input and output development hardware is arranged on grafting base or is arranged in grafting base；

It is described to be arranged on grafting base from circuit connector and electrically connected with main circuit connector..

The fitting recess is provided with side opening in extension housing side, and fitting recess in the middle part of extension back side of shell to prolonging 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 for preventing replaceable component from being vertically moved along fitting recess or/and prevents The limit assembly that replaceable component is laterally deviate from from fitting recess, the locked component is described perpendicular to the longitudinally disposed of fitting recess Limit assembly is arranged on the periphery of lock slots.

The locked component includes the card falcon guide groove being arranged on extension housing, spacing is slidably fitted in card falcon guide groove Card falcon is stirred, correspondence is stirred card falcon and clamping position is provided with grafting base, and the card falcon insertion clamping position of stirring is locked in dress With the grafting base in groove, stir card falcon exit clamping position 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 is formed 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 releases 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 correspondence 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 locating part is the notch of fitting recess, the dress Notch limitation replaceable component abjection with groove.

The health detection input and output development hardware is in cardiovascular detection module, moisture content of skin measurement module module One kind.

The cardiovascular detection module includes microcontroller and measurement module, and the measurement module includes blood glucose measurement mould At least one in block, non-contact temperature measuring module, blood oxygen concentration heart rate measurement module.

Shell-type health detection input/output expansion device of the present utility model, is fastened on outside mobile terminal, it is possible to achieve move Dynamic terminal directly exchanges power supply and data with intelligent expansion hardware by electrical connection so that intelligent expansion hardware is in mechanical structure On can be good at fixed on mobile terminals and being difficult to be damaged because of collision in use；On the other hand, this practicality is new Type can make the position relationship between development hardware and mobile terminal fix, and be not only able to realize development hardware and mobile terminal sheet Existing hardware linkage (such as rear camera, gyroscope for being carried on mobile terminal etc.) of body, also realizes and original standalone feature Compared to more powerful and easily expanded function.

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 that the extension back side of shell of the utility model shell-type health detection input/output expansion device embodiment 1 is illustrated Figure；

Fig. 1 b are the extension housing side parts of the utility model shell-type health detection input/output expansion device embodiment 1 Structural representation；

Fig. 1 c are the extension housing first directions of the utility model shell-type health detection input/output expansion device embodiment 1 Axonometric drawing；

Fig. 1 d are the extension housing second directions of the utility model shell-type health detection input/output expansion device embodiment 1 Axonometric drawing；

Fig. 1 e are the extension housing third directions of the utility model shell-type health detection input/output expansion device embodiment 1 Axonometric drawing；

Fig. 2 a are the first implementation method structural representations of the replaceable component of the utility model embodiment 1；

Fig. 2 b-2d are second implementation method structural representations of the replaceable component of the utility model embodiment 1；

Fig. 2 e are the third implementation method structural representations 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 replaceable component of the utility model embodiment 1 coordinates with extension housing；

Fig. 4 a-4c are the structural representations of the extension housing of the utility model embodiment 2；

Fig. 5 is the structural representation of the grafting base of the utility model embodiment 2；

Fig. 6 a are a kind of implementation method circuit connection block diagrams of the utility model embodiment 1；

Fig. 6 b are the another embodiment circuit connection block diagrams of the utility model embodiment 1.

Specific embodiment

In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed 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 horizontal, is longitudinally replaceable 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 health detection input/output expansion device, including it is fastened on movement Extension housing 900 outside terminal 800, the fitting recess 100 for being arranged on extension housing 900 back side, it is detachably secured to the assembling Replaceable component 200 in groove 100；It is provided with the extension housing 900 and is connected with the USB of mobile terminal data Interference fit grafting Connect device 306；Being provided between the extension housing 900 and replaceable component 200 prevents the replaceable component 200 from fitting recess The limitation locking mechanism deviate from 100；The main circuit connector electrically connected with USB connector 306 is provided with the fitting recess 100 103；The replaceable component 200 is provided with development hardware 207 and from circuit connector 202, and the replaceable component 200 is assembled Main circuit connector 103 is electrically connected with from circuit connector 202 in fitting recess 100.Replaceable component 200 includes and fitting recess The 100 grafting bases 205 for coordinating, the development hardware 207 and are arranged on grafting base 205 from circuit connector 202.

The utility model extension housing 900 is that, for setting hardware expansion devices, extension housing 900 includes backboard and side Plate.

It is the extension shell structure schematic diagram for being not inserted into replaceable component as shown in Fig. 1 a-1e.Fitting recess 100 be for Replaceable component is set and fixes, at the back side or side of extension housing 100, i.e., the position that replaceable component is set is usually It is arranged on the backboard and side plate of extension housing 100.Because backside area is big, and for the display of correspondence mobile terminal camera Mouth 104 is typically all disposed within the back side, when replaceable component needs to coordinate with mobile terminal camera, preferably by fitting recess 100 It is arranged on the back side of extension housing 900.One replaceable component is preferably provided at the extension upper rear portion of housing 900 or middle part, then right The fitting recess 100 answered is arranged on these positions of extension 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 are flushed with extension housing 900 surface, can keep the face shaping of integral extension housing 900 Overall leveling.Fitting recess 100 can be and extend the integrative-structure of housing 900, or splice 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 various, and two kinds, fitting recess 100 are divided into according to assembling mode A kind of implementation method is：The fitting recess 100 is provided with side opening 106, and fitting recess 100 to expansion in extension housing 900 side The middle part direction at exhibition housing 900 back side extends；Wherein extension housing 900 side includes four sides, fitting recess 100 up and down Side opening 106 can be separately positioned on extension housing 900 four sides (side plate) up and down on, the side of fitting recess 100 Opening 106 is preferably provided in 900 or so two sides of extension housing, that is, be correspondingly arranged at the side plate of extension housing 900 or so On.

As shown in Fig. 1 a-3c, in the first embodiment, fitting recess 100 is with the mounting means of replaceable component 200 Replaceable component 200 is inserted from the side opening 106 of fitting recess 100, the wall of side opening 106 is provided with step, for replaceable component It is spacing during 200 insertion.The correspondence side opening 106 of replaceable component 200 is provided with baffle plate, in baffle plate top pressure to step, replaceable group Part is assemblied in fitting recess 100, and baffle surface is flushed with extension surface of shell.The notch Main Function of fitting recess 100 be for Connection in replaceable component 200 between grafting base 205 and health detection input and output development hardware, then fitting recess 100 Notch size and location is not construed as limiting with the shape for coordinating grafting base 205, fitting recess 100, be may be inserted into alternatively with meeting The grafting base 205 of component 200.Can be fixed between health detection input and output development hardware and grafting base 205 Connect, or be detachably connected, grafting base 205 can be set directly at health detection input and output development hardware It is interior.

Because fitting recess 100 extends to the middle part at 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 variously-shaped for square, U-shaped, arc, trapezoidal, irregular shape etc., The shape of cross section of the grafting base 205 in replaceable component 200 is consistent with the cooperation of 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 implementation method 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 The shape for replacing component is consistent with assembling groove shape, is directly inserted in fitting recess, then locked by limitation locking mechanism.It is this In implementation method, 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 is in the same size with bottom land or notch is more than bottom land, is easy to grafting base to insert Fitting recess.

As illustrated by figures 1 a-1 c, main circuit connector 103 is provided with fitting recess 100, main circuit connector 103 connects with USB 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 the control to replaceable component and data transfer.Main circuit connector 103 is arranged on fitting recess 100 bottom surfaces, are beneficial to and protect the connector.In the present embodiment, main circuit connector 103 is to be arranged on the end bottom of fitting recess 100 The resilient contact in face.

As shown in Fig. 1 c-1e, extension housing 900 is in order to be able to together with being connected and fixed to mobile terminal 800, then extend shell The bottom of body 900 and bottom are provided with the draw-in groove 901 of accommodating mobile terminal 800, and the periphery of mobile terminal 800 snaps in solid in draw-in groove 901 It is fixed.It is provided with the USB connector 306 being connected with the data-interface of mobile terminal 800 in the draw-in groove 901, USB connector 306 sets 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 With in extension housing 900, charge function switching key 310 and microphone penetrable sound hole 311 are set.External USB interface 303, USB connects Connect and electrically connected between device 306, main circuit connector 103 and by circuit realiration control.

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 for coordinating, the health detection input and output development hardware being arranged on grafting base 205.Grafting base On the one hand 205 effect is used to fix or set health detection input and output development hardware, on the other hand coordinates with fitting recess 100 Formed and fixed.The shape of the cross section of grafting base described in the present embodiment 205 is matched with the cross section of the fitting recess 100, is one Trapezoidal, its narrow side bottom surface is located at mobile terminal back surfaces, and the outer rib of grafting base 205 does chamfered.Prismatoid it is beneficial Effect be stress in the vertical direction of mobile terminal back can decomposing a part to horizontal direction by this prismatoid, Mechanical structure is more firm.

Because health detection input and output development hardware has various, as long as possessing health detection input and output development hardware all It is applicable the utility model.The health detection input and output development hardware is preferably cardiovascular detection module, moisture content of skin and surveys One kind in amount module, the cardiovascular detection module includes blood glucose measurement module, non-contact temperature measuring module, blood oxygen concentration heart rate At least one in measurement module.

Various health detection input and output development hardwares are enumerated in detail below to illustrate the utility model：

The first implementation method circuit of replaceable component connects block diagram as shown in Figure 6 a, and health detection shown in figure is defeated It is cardiovascular detection module to enter to export development hardware, and angiocarpy detection module further includes microcontroller and measurement module, institute Stating measurement module includes at least one in blood glucose measurement module, non-contact temperature measuring module, blood oxygen concentration heart rate measurement module, institute State microcontroller to be connected from circuit connector, measurement module with described, specifically with the blood glucose measurement module, the institute for being used Non-contact temperature measuring module, the blood oxygen concentration heart rate measurement module is stated to be connected.

The microcontroller is by the miniature calculating of the integrated single-chip on a single die of the major part of microcomputer Machine, according to the difference of its kernel, peripheral hardware, flash memory and RAM, can complete different complexity computings, communication and control Work.Used as the cardiovascular key control unit for detecting module, it is responsible for coordinating and controls mobile whole the microcontroller Hold to work such as cardiovascular communication, control, data processing, the data exchanges for detecting module.It is described in the present embodiment micro- Controller will control and obtain the data of the measurement module, including blood glucose measurement module, the non-contact temperature measuring module, described At least one data for measuring of blood oxygen concentration heart rate measurement module, and return data to mobile terminal.

The blood glucose measurement module is the sensor assembly that can measure Blood Glucose concentration.Preferably use glucose The blood sugar test module of oxidizing ferment or GDH test paper electrochemical principle, its principle is glucose and fixation in blood There is electrochemical reaction in enzyme and other materials on test strips surface, led to by the Influence of Carriers produced to its electrochemical reaction The size of current of test paper is crossed to calculate blood sugar concentration.

The non-contact temperature measuring module is that can carry out remote non-cpntact measurement thing by infrared radiation temperature sensor The module of body surface temperature.Preferably thermopile sensor, has the thermopile sensor of paster encapsulation, for example on the market at present The paster thermopile sensor of the model TMP006 and TMP007 of TI companies, their size is only 1.9mmx1.9mm, can be with Very easily set in the structure of the health detection input and output development hardware.

The blood oxygen concentration heart rate measurement module is to measure human body blood using not damaged photoelectricity blood oxygen concentration pulse transducer The sensor module of oxygen concentration and pulse, its principle is coordinated to finger tips light transmittance by light-emitting component and light-sensitive element Detection measures blood oxygen concentration and pulse indirectly, the not damaged photoelectricity blood oxygen concentration that existing very many pasters are encapsulated on the market at present Pulse transducer, such as pulse oximetry sensor of OSRAM companies model SFH7050, its size is only 4.7x2.5x0.9mm, can very easily be set in the structure of the health detection input and output development hardware.

Fig. 2 a-2d are refer to, the concrete structure of the cardiovascular detection module is illustrated in figure, further included again：If Blood glucose measurement module 500, non-contact temperature measuring module 501, blood oxygen concentration heart rate measurement module on grafting base 205 are put, its In, blood oxygen concentration heart rate measurement module includes blood glucose sensor test paper 503.Blood glucose sensor examination is provided with grafting base 205 Paper insert port 502.

The blood glucose measurement module 500 includes blood oxygen concentration pulses measure window and photoelectricity blood oxygen concentration pulse transducer, Blood oxygen concentration pulses measure window is made up of clear glass or transparent organic glass, not damaged photoelectricity blood oxygen concentration pulse transducer It is arranged in the grafting base 205 immediately below the window, only needs to press on finger based on such structured testing person described Blood oxygen concentration pulses measure window surface can carry out the test of blood oxygen concentration pulse.

The non-contact temperature measuring module 501 includes non-contact temperature measuring window, the Fei Nie set in non-contact temperature measuring window That convex lens and temperature transducer, temperature transducer are arranged at immediately below the Fresnel convex lens, are tied using as convex lens Structure can be preferably in cover to temperature transducer infrared energy, improve the degree of accuracy of non-contact temperature measuring.

Blood oxygen concentration heart rate measurement module includes blood glucose sensor test paper 503, and blood sugar sensing is provided with grafting base 205 Device test paper insert port 502, the blood glucose sensor test paper insert port 502 is the insert port of blood sugar test paper, is arranged at the latch The side of base 205.Test paper of the blood sugar test paper 503 for needed for measurement blood sugar.The position of the two in figure is intended merely to more The good relation shown between them, is not unique setting structure.

Except above-mentioned blood glucose measurement module, non-contact temperature measuring module, blood oxygen concentration heart rate measurement module are all disposed within into one On individual grafting base, blood glucose measurement module 500, non-contact temperature measuring module 501 and blood oxygen concentration heart rate involved by the present embodiment Measurement module is combined or be arranged on independent pin base 205 in any way should all be regarded as equivalence changes.That is selection is appointed Two modules of meaning are arranged on a grafting base, second embodiment party of replaceable component that can also be as shown in Fig. 2 b-2d Formula, modules is respectively disposed at respectively on a grafting base 205, and the module will be carried during using one of module In the plugging in fitting groove of grafting base 205.

The third implementation method circuit of replaceable component connects block diagram, health detection input and output extension as shown in Figure 6 b Hardware is the moisture content of skin measurement module for measuring moisture content of skin function.The electricity of the health detection input/output expansion device Road system block diagram and member's annexation.Moisture content of skin measurement module further includes microcontroller and skin shown in figure Skin moisture measurement module, the microcontroller is connected with described from circuit connector, the moisture content of skin measurement module.

The microcontroller is by the miniature calculating of the integrated single-chip on a single die of the major part of microcomputer Machine, according to the difference of its kernel, peripheral hardware, flash memory and RAM, can complete different complexity computings, communication and control Work.The microcontroller measures the key control unit of module as the moisture content of skin, and it is responsible for coordinating and controls to move The work such as communication, control, data processing, data exchange of moisture content of skin measurement module described in dynamic terminal-pair.In the present embodiment Described in microcontroller will control and obtain data that the moisture content of skin measurement module measures and return data to move Dynamic terminal.

It is as shown in Figure 2 e the third implementation method structural representation of replaceable component 200, the moisture content of skin is surveyed Amount module is the module that can measure human body skin water content, including is arranged on the test electrode group 700 on the surface of grafting base 205 With test circuit plate (not shown).The main stream approach of measurement moisture content of skin mainly has survey skin AC impedance and survey at present Two kinds of skin dielectric constant.The method for surveying skin AC impedance is mainly by two electrode contact skins, one of electrode Apply a faint ac signal, the weak current that another electrode receiving stream is sensed after skin, by surveying to skin Measure the size of the weak current to calculate the AC impedance of skin, the water content for then being drawn by test of many times contrasts exchange resistance Anti- relation determines the water content of skin.The method of survey skin dielectric constant is mainly the electrode contact by a fixed-area Skin, now forms a capacity plate antenna between electrode and skin, electric capacity that can be later by measuring the electrode contact skin To calculate the dielectric constant of skin, the water content for then being drawn by test of many times contrasts the relation of dielectric constant to determine skin Water content.

The test electrode group 700 includes at least two electrodes, and two electrodes are arranged on grafting susceptor surface.Correspondence surveys skin The method of skin AC impedance, at least includes emission electrode and receiving electrode in two electrodes, wherein emission electrode is used to export micro- Weak AC signal, receiving electrode is used to receive the AC signal of emission electrode output by the induced signal after skin.Correspondence The method for measuring skin dielectric constant, two electrodes are then as the contact electrode of master plate electric capacity.Test circuit plate and microcontroller Device is arranged in the pin base 205.

As shown in figure 5, described be arranged on the surface of grafting base 205 from circuit connector 202；It is described to be connected from circuit Device 202 is the hard contact of the matching shape of main circuit connector 103.It is connected with the main circuit from circuit connector 202 Device 103 is mutually matched, and can be input into or out-put supply and data, when the fully-inserted fitting recess 100 of the grafting base 205 When, it is described to be overlapped with the main circuit connector 103 from circuit connector 202 and good contact.

As shown in Fig. 1 a-3c, because replaceable component 200 is detachably connected with fitting recess 100, then limitation locking mechanism uses Fixation after the connection of replaceable component 200, the limitation locking mechanism includes preventing replaceable component 200 along fitting recess 100 The locked component 100a for vertically moving 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 for fixing replaceable component 200, Can be used alone locked component 100a or limit assembly and complete spacing and locking, it is also possible to locked component 100a with spacing group Part 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 are realized locking and spacing, it is also possible to set at least two locked components in the diverse location of fitting recess 100 100a or limit assembly are realized locking and spacing.

Wherein, the locked component 100a includes that the card falcon guide groove 101 being arranged on extension housing 900, spacing slip are matched somebody with somebody Close and stir card falcon 102 in card falcon guide groove 101, correspondence is stirred card falcon 102 and clamping position 201 is provided with grafting base 205, It is described to stir the grafting base 205 that the insertion clamping of card falcon 102 position 201 is locked in fitting recess 100, stir card falcon 102 and exit card Position 201 is connect to unlock.Clamping position 201 is arranged on grafting base 205, is blocked falcon guide groove 101 and is stirred in locked component 100a The direction of the card insertion clamping of falcon 102 position 201 is vertical with the direction of motion that replaceable component 200 departs from fitting recess 100 so that stir Card falcon 102 insertion clamping position 201 prevent replaceable component 200 along the lengthwise movement of fitting recess 100.Set in locked component 100a Put when extending on the side plate of housing 900, the card falcon guide groove 101 is arranged on the extension side of housing 900 and vertical with fitting recess 100 Insertion.

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, and the length of the cavity is 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 The grafting base that card falcon 102 locks replaceable component 200 is stirred in dynamic one end of 108 to spacing hole 109, and shifting block slip 108 is to spacing The other end of hole 109 releases the grafting base locking to replaceable component 200.Card falcon guide groove 101 is tied with the one of extension housing 900 Structure, or the two Split type structure and be fixed together.

Clamping position 201 on the replaceable component 200 is buckling groove or the clamping being arranged on replaceable component 200 Hole, stirs card falcon 102 and sets as the buckling groove or blocked hole correspondence of clamping position 201.When replaceable component 200 is assemblied in In fitting recess 100, then the clamping position 201 of replaceable component 200 and the relative insertion of card falcon guide groove 101, are beneficial to and stir card falcon 102 Insertion clamping position 201.Clamping position 201 is set along the direction of motion for stirring card falcon 102, is preferably perpendicular to replaceable component 200 and indulges To setting, buckling groove is the groove opened up on the surface of grafting base 205 of replaceable component 200, and the depth of buckling groove is not destroying The bulk strength of grafting base 205 is simultaneously enough to lock replaceable component 200 and is defined.Buckling groove horizontally set on grafting base 205, Direction of insertion with grafting base 205 is perpendicular.Blocked hole is the hole for being arranged on the side of grafting base 205, laterally at grafting bottom Set on seat 205, blocked hole can be that through hole can also be blind hole.Insertion clamping 201 for convenience, preferably clamping position 201 That is buckling groove or blocked hole is provided with abducent guiding port, the larger guiding port that is open seamlessly transitted to buckling groove with wall or In 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 The end insertion for being shaped as straight trough, being easy to directly from buckling groove of groove, the shape of cross section of buckling groove is various, in order to avoid dialling The abjection of dynamic card falcon 102, the preferably width of rebate of buckling groove is less than the transverse width for stirring card falcon 102 so that the groove of buckling groove Mouth will stir card falcon 102 it is spacing avoid deviate from.

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 to stir card falcon 102 and insert described Buckling groove, now the grafting base 205 stirred card falcon 102 and hindered by described, be locked in the fitting recess 100, this When complete locking to the grafting base 205.

Similarly one side that card falcon 102 is allocated to unblock is stirred by described, it is described to stir card falcon 102 and no longer hinder the grafting bottom The slip of seat 205, now completes the unblock to the grafting base 205.

When locked component 100a cannot directly limit replaceable component 200 and deviate from, can select to be limited using limit assembly Replaceable component processed 200 is deviate from from fitting recess 100.Spacing and locking can also be directly realized by using locating part.I.e. spacing group The structure of part has various, and one kind uses increased structure, the i.e. notch in fitting recess 100 to set locating part, and another kind is exactly to adopt With fitting recess 100 itself as limit assembly.

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 locating part is the notch of fitting recess 100, the fitting recess 100 Width of rebate is less than groove insied width, and the notch limitation replaceable component 200 is deviate from, for example with notch small trapezoidal, circular arc Shape 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 is located at the extension back surfaces of housing 900, forms notch as limit assembly.Fitting recess 100 itself is used as limit assembly Beneficial effect is：Stress in the vertical direction of terminal back can decompose a part in the notch inwall by fitting recess 100 To horizontal direction, mechanical structure is more firm.The side opening of the fitting recess 100 can be arranged at any side of extension housing 900 Side and be not limited to the example of 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 the extension hardware capability relevant with rear camera.

Embodiment 2, as shown in Fig. 4 a-5, the present embodiment is the improvement on the basis of embodiment 1, mainly limitation locking machine The implementation method that second of structure.The present embodiment structure same as Example 1 is repeated no more.

Equally, the locked component 100a includes that the card falcon guide groove 101 being arranged on extension housing 900, spacing slip are matched somebody with somebody Close and stir card falcon 102, the clamping being correspondingly arranged on replaceable component 200 201 in card falcon guide groove 101, it is described to stir The card insertion clamping of falcon 102 position 201 is locked in the replaceable component 200 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, be 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 Determine component 100a set locations different from embodiment 1, its structure can be with same as Example 1.Identical structure, the present embodiment is no longer Repeat.

Locked component 100a another implementation method is：The locked component of automatic locking can be realized.

In order to realize automatic locking, it is described stir to be set with card falcon 102 stir what card falcon 102 protracted for elastic top pressure Return spring 105.One end top pressure of return spring 105 in card falcon guide groove 101, other end top pressure on card falcon 102 is stirred, return spring 105 pretensions, the return spring 105 of pretension is 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 be able to realize automatic locking, the front end of card falcon 102 is stirred for arc tongue, under nature, stir card falcon 102 and project 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, stirs card falcon 102 and retreat, Exit fitting recess 100, allow the plugging in fitting groove 100 of grafting base 205, when the clamping position 201 set on grafting base 205 with stir The card correspondence of falcon 102, then stir the insertion clamping of card falcon 102 position 201 in the presence of return spring 105.It is preferred that clamping position 201 with stir The card front end geometry of falcon 102 is consistent.

Claims (10)

1. a kind of shell-type health detection input/output expansion device, it is characterised in that including the extension being fastened on outside mobile terminal Housing, the fitting recess for being arranged on extension back side of shell, the replaceable component being detachably secured in the fitting recess；

The USB connector with mobile terminal data Interference fit grafting is provided with the extension housing；

The limiting lock for preventing 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；The replaceable component includes grafting bottom Seat, health detection input and output development hardware and from circuit connector, the grafting base is assemblied in fitting recess；

The health detection input and output development hardware is arranged on grafting base or is arranged in grafting base；

It is described to be arranged on grafting base from circuit connector and electrically connected with main circuit connector.

2. shell-type health detection input/output expansion device according to claim 1, it is characterised in that the fitting recess exists Extension housing side is provided with side opening, and fitting recess extends to the middle part of extension back side of shell；Or the fitting recess is set In extension back side of shell or side and fitting recess side imperforation.

3. shell-type health detection input/output expansion device according to claim 1, it is characterised in that the limitation locking Mechanism includes the locked component for preventing replaceable component from being vertically moved along fitting recess or/and prevents replaceable component horizontal from fitting recess To the limit assembly of abjection, perpendicular to the longitudinally disposed of fitting recess, the limit assembly is arranged on lock slots to the locked component Periphery.

4. shell-type health detection input/output expansion device according to claim 3, it is characterised in that the locked component Including be arranged on extension housing card falcon guide groove, it is spacing be slidably fitted in card falcon guide groove stir card falcon, correspondingly stir card Falcon is provided with clamping position on grafting base, described to stir the grafting base that card falcon insertion clamping position is locked in fitting recess, dials Dynamic card falcon exits clamping position and unlocks.

5. shell-type health detection input/output expansion device according to claim 4, it is characterised in that the card falcon guide groove The shrouding of guide groove cell body and closing guide groove cell body including recessed extension surface of shell, the shrouding forms accommodating with guide groove cell body And slide the cavity for stirring card 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 releases to replaceable component Locking.

6. shell-type health detection input/output expansion device according to claim 4, it is characterised in that the card falcon guide groove Be arranged on extension housing side and with fitting recess vertically through；Or it is described card falcon guide groove be arranged on extension back side of shell and with dress With groove vertically through.

7. shell-type health detection input/output expansion device according to claim 4, it is characterised in that described to stir card falcon On be set with for elastic top pressure stir card falcon extension return spring.

8. shell-type health detection input/output expansion device according to claim 3, it is characterised in that the limit assembly To be arranged on the tumbler of fitting recess notch, the tumbler is rotatably connected on extension housing, and fitting recess limit is blocked after rotation Replaceable component abjection processed；

Or the width of rebate of the fitting recess is less than groove insied width, the locating part is the notch of fitting recess, the fitting recess Notch limitation replaceable component abjection.

9. shell-type health detection input/output expansion device according to claim 1, it is characterised in that the health detection Input and output development hardware is the one kind in cardiovascular detection module, moisture content of skin measurement module module.

10. shell-type health detection input/output expansion device according to claim 9, it is characterised in that the angiocarpy Detection module includes microcontroller and measurement module, and the measurement module includes blood glucose measurement module, non-contact temperature measuring module, blood At least one in oxygen concentration heart rate measurement module.