CN201601720U - Portable electronic device capable of weighing - Google Patents

Abstract

The utility model discloses a portable electronic device capable of weighing. The device comprises a casing, a display, a motherboard and a weighing sensor, wherein the display is arranged on the weighing sensor as a weighing scale, and applies a force on the weighing sensor when contacting the weighing sensor in a weighing status. The utility model has the advantages that an electronic scale is integrated on the portable electronic device; and the portable electronic device with a much smaller volume can achieve not only convenient weighing but also the original functions.

Description

The portable electronic equipment that can weigh

Technical field

The utility model relates to the electronic installation equipment technical field, relates in particular to a kind of portable electronic equipment that can weigh.

Background technology

Weighing device is a kind of common articles for use during life is produced.Having occurred some portable electronics that can carry at present claims, these electronic scales generally comprise keyboard, display, mainboard, the scale pan and LOAD CELLS, comprise devices such as amplification and filter circuit, analog/digital (A/D) transducer and central processing unit on the described mainboard.After holding weighed object on the described scale pan, to the LOAD CELLS application of force, LOAD CELLS is converted to gravity the analog signal of voltage or electric current, after amplification and filter circuit processing, be converted to digital signal by A/D converter, digital signal is by the central processing unit calculation process, and the periphery need function and various interface circuit also be connected application with central processing unit, show with digital form by display at last.

The portable portable electronic products of people is more and more abundanter at present, for example mobile communication terminal (mobile phone), portable audio/video player, portable electronic reading device or the like.And the integrated degree of the function of these portable electron devices is more and more higher, multinomial functions such as mobile communication, audio frequency and video broadcast, electronic reading, wireless Internet access that for example present mobile phone is integrated.How electronic scale can be integrated on the such portable electronic equipment of mobile phone for example, make these portable electronic equipments under circumstance of slight volume change, existing function of weighing does not influence original function again, is that numerous manufacturers force and wish the problem that solves.

A kind of mobile phone that has spring scale is disclosed in the utility model patent of China Patent No. ZL200820035315.X, but used in this mobile phone be not electronic scale, certainty of measurement is poor; And need adorn mechanical spring, hook and a graduation apparatus in the mobile phone side, increase the volume of mobile phone; Need find the alleged article of suspension element (for example polybag) carrying when weighing in addition and be suspended on the hook, use very inconvenient.

The utility model content

In view of this, main purpose of the present utility model is to provide a kind of portable electronic equipment of weighing, not only electronic scale is integrated on the portable electronic equipment, and makes these portable electronic equipments under circumstance of slight volume change, not only conveniently weigh but also do not influence original function.

To achieve these goals, main technical schemes of the present utility model is:

A kind of portable electronic equipment of weighing comprises casing, display, mainboard and LOAD CELLS, and described display is arranged on the LOAD CELLS as the scale pan, contacts with LOAD CELLS when weighing state and LOAD CELLS is executed gravity.

As a kind of preferred version, between described display and the LOAD CELLS insurance institution is set, this insurance institution comprises the state of weighing and the non-state of weighing; Under the state of weighing, the pressure that is applied on the described display is born by described LOAD CELLS fully; Under the non-state of weighing, the pressure that is applied on the described display is born by described insurance institution.

As a kind of preferred version, described insurance institution comprises slidably supporting member; At the non-state of weighing, described supporting member slides into the position that supports described display, makes this display break away from described LOAD CELLS; At the state of weighing, described supporting member slides into the position that breaks away from described display, and this display moves down and touches described LOAD CELLS.

As a kind of preferred version, described display top comprises mobilizable transparent protective cover, and under the state of this transparent protective cover that closes, this transparent protective cover contacts with casing, and the protection display is not subjected to ambient pressure.

As a kind of preferred version, described display is the capacitance touching control display, and described transparent protective cover is the induction screen of this capacitance touching control display.

As a kind of preferred version, described display is a touch control display, and described portable electronic equipment further comprises auxiliary keyboard.

As a kind of preferred version, described display has extension mechanism, and the deployable area of the scale pan that makes of this extension mechanism increases.

As a kind of preferred version, the circuit of described display is connected with the support of described LOAD CELLS by soft arranging wire, and described soft arranging wire realizes that by LOAD CELLS circuit and described mainboard circuit is connected.

As a kind of preferred version, this electronic installation further comprises slave display, is arranged on the housing of portable electronic equipment, is used to show weighing results under the state of weighing; Perhaps the fringe region of described display is the weighing results viewing area.

As a kind of preferred version, this portable electronic equipment is a mobile communication terminal.

In the utility model, the display of the portable electronic equipment scale pan as electronic scale is arranged on the LOAD CELLS, when weighing, alleged object is positioned on the display, by display LOAD CELLS is executed gravity, LOAD CELLS is converted to the signal of telecommunication with gravity, handles through the circuit devcie on the mainboard, is shown with digital form by display at last.Adopt this structure, can make full use of the especially bigger characteristics of mobile telephone display area of portable electronic equipment, the display and the scale pan are united two into one, compact conformation, an independently scale pan needn't be set separately, not only save volume but also realized the function of electronic scale, do not influenced the original function of display simultaneously.And adopt scale pan structure can make things convenient for the user to weigh, overcome the defective that adopts hook mode to weigh.

In order to protect the sensitivity of LOAD CELLS; the utility model also further is provided with insurance institution or adds transparent protective cover between described display and LOAD CELLS; under the non-state of weighing; the pressure that is applied on the described display is born by described insurance institution or transparent protective cover; thereby can avoid LOAD CELLS to suffer excessive pressure, protect its sensitivity.

Description of drawings

Fig. 1 a is the structure chart of blowing of the utility model first embodiment;

Fig. 1 b is the side sectional view of the utility model first embodiment;

Fig. 1 c is the circuit connection diagram of the utility model first embodiment;

Fig. 2 a is that the structure of a kind of typical insurance institution of second embodiment is blown schematic diagram;

Fig. 2 b is the profile of non-second embodiment during state of weighing;

Fig. 2 c is the profile of second embodiment when weighing state;

Fig. 2 d is the profile under the state of weighing of another kind of insurance institution;

Fig. 2 e is the profile of the described insurance institution of Fig. 2 d under the non-state of weighing;

Fig. 2 f is that display carries out a kind of profile that circuit is connected by LOAD CELLS and mainboard;

Fig. 3 a is a kind of example structure figure of display extension mechanism;

Schematic diagram when Fig. 3 b extends for display extension mechanism shown in Fig. 3 a;

Fig. 4 a is an embodiment schematic diagram that the utlity model has slave display;

Fig. 4 b is the replacement scheme schematic diagram of the described embodiment of Fig. 4 a;

Fig. 5 has the embodiment schematic diagram of transparent protective cover for the display top;

Fig. 6 a is that display is the mobile phone front view of a kind of embodiment of capacitance touching control display;

Fig. 6 b is the schematic diagram of the described mobile phone of Fig. 6 a when weighing;

Fig. 6 c is the described schematic diagram that has auxiliary keyboard and touch control display embodiment;

Schematic diagram when Fig. 7 comprises the food component analytical equipment for the utility model;

Embodiment

Schematic diagram when Fig. 8 comprises the health guidance module for the utility model.

Below by specific embodiments and the drawings the utility model is described in further details.

Among the following embodiment, portable electronic equipment be that example has illustrated the portable electronic equipment technical scheme of electronic scale integrated with mobile communication terminal (mobile phone) commonly used.

Fig. 1 a is the structure chart of blowing of the utility model first embodiment, and Fig. 1 b is the side sectional view of the utility model first embodiment, and Fig. 1 c is the circuit connection diagram of the utility model first embodiment.Referring to Fig. 1 a, Fig. 1 b and Fig. 1 c, described mobile phone mainly comprises casing 10, display 11, LOAD CELLS 12, mainboard 13 and keyboard 14.Comprise on the mainboard and amplifying and filter circuit 131, analog/digital (A/D) transducer 132 and central processing unit 133, can also comprise functional module and circuit commonly used in the present mobile phone in addition, the periphery need functional module and various interface circuit also be connected application with central processing unit, the detailed circuit structure of these functional modules on the mainboard and the detailed structure of peripheral functional module can adopt existing mobile phone structural design scheme commonly used, little with the technical problem to be solved in the utility model relation, so reach the detailed structure that repeats no more mainboard and peripheral modules in the accompanying drawing in the text.

Described mainboard 13 and keyboard 14 are fixed on the casing 10, and LOAD CELLS 12 is fixed on mainboard 13 or the casing 10.Display 11 is arranged on casing 10 surfaces, have on the casing 10 and display 11 position corresponding opening 15, these opening 15 areas are greater than the display upper surface area in the present embodiment, but also can be equal to or less than the display upper surface area, if these opening 15 areas are smaller or equal to the display upper surface area, then display 11 bottoms can reinforce a strutting piece does not have and frictionally passes opening 15.Display 11 is by this opening 15, and casing 10 does not frictionally move up and down relatively.Display 11 is arranged on the LOAD CELLS 12 as the scale pan, and LOAD CELLS 12 has the support 16 of experiencing weight, and this support 16 contacts with display 11 bottoms.Under the state of weighing, alleged object places on the display 11, after being under pressure, display 11 moves down, to described support 16 application of forces, LOAD CELLS 12 is with the stressed analog signal that is converted to voltage or electric current, be converted to digital signal by A/D converter 132 after amplification on the mainboard and filter circuit 131 processing, digital signal is shown with digital form by keyboard 14 at last by central processing unit 133 calculation process.

Shown in first embodiment in, described display 11, keyboard 14 all need to have circuit with mainboard 13 and are connected, and can finish normal cell-phone function.Described LOAD CELLS 12 also has circuit with mainboard 13 and is connected.Shown in Fig. 1 a and Fig. 2 b, described keyboard 14 can directly realize that with mainboard 13 circuit is connected by soft arranging wire 17, perhaps can realize that with mainboard 13 circuit is connected in other way.Described display 11 can directly carry out circuit with mainboard 13 and be connected to send command signal to mainboard 13, also can carry out circuit with mainboard 13 by LOAD CELLS 12 is connected, specifically can be that display 11 is connected to by soft arranging wire or other circuit connecting modes on the support 16 of LOAD CELLS, realize that with mainboard 13 circuit is connected by the circuit of LOAD CELLS 12 again.

In second embodiment of the present utility model, between described display and LOAD CELLS, insurance institution is set, this insurance institution has two states, promptly weigh state and the non-state of weighing; Under the state of weighing, this insurance institution does not contact with display, and display casing and insurance institution does not relatively have frictionally and moves up and down, and the pressure that is applied on the described display is all born by described LOAD CELLS; Under the non-state of weighing, this insurance institution contacts with display, and the pressure that is applied on the described display is born by described insurance institution.

The concrete structure of described insurance institution can have multiple scheme, introduces two kinds of typical insurance institution structures below:

Fig. 2 a is that the structure of a kind of typical insurance institution of second embodiment is blown schematic diagram, and Fig. 2 b is the profile of non-second embodiment during state of weighing, and Fig. 2 c is the profile of second embodiment when weighing state.Referring to Fig. 2 a, 2b and 2c, described insurance institution comprises slidably supporting member, this supporting member has two cross bars 22 and 23, two cross bars 22 and 23 usefulness connecting rods 26 and 27 join, has projection 24 and 25 on each cross bar, cross bar 22 and 23 two ends can be along guide groove on the casing 20 221 and 231 horizontal slips, and described protruding 24 and 25 cross section has the oblique angle, so that slide into below the display 112.Shown in Fig. 2 b, at the non-state of weighing, described supporting member slides into the position that supports described display 112, be described protruding 24 and 25 to slide into and contact with display 112 below the display 112, support display 112, make this display 112 break away from LOAD CELLS 12, the power that is applied on the display 112 is born by supporting member; At the state of weighing, shown in Fig. 2 c, described supporting member slides into the position that breaks away from described display 112, and the position of described disengaging display is meant: outside the edge of display 112, as the position of left side projection 24; Or in the groove of display 112, for example projection 25 slides in the groove 113, and promptly described projection slides into the position that breaks away from display, can touch described LOAD CELLS 12 so that display 112 moves down.Described groove 113 has enough degree of depth, can be so that projection 25 has certain distance with the groove top, also have certain distance between the casing of projection 24 and upside simultaneously, make display 112 to move up and down, the power that is applied on the display passes to the LOAD CELLS meter heavily.

Certainly, according to inventive concept set forth of the present utility model, the structure of described insurance institution also has many kinds.For example the cross section of the cross bar projection among Fig. 2 a also can be the latch shape.Fig. 2 d is the profile under the state of weighing of another kind of insurance institution, and Fig. 2 e is the profile of the described insurance institution of Fig. 2 d under the non-state of weighing.As shown in the figure, the cross section of the described cross bar projection of this insurance institution is the latch shape, and as latch 241 and 242, position corresponding with this latch on the display is provided with groove 243 and 244.Under the state of weighing, described this latch 241 and 242 can be on display in the corresponding groove 243 and 244 easy on and off move, display 245 contacts with the support of LOAD CELLS 12, and do not contact with casing with latch when display 245 moves up and down, the power that is applied on the display all passes to LOAD CELLS 12; Under the non-state of weighing, latch 241 and 242 inserts in the pin clamp of corresponding groove 243 on the displays and 244, latch 241 and 242 supports display 245 makes it break away from the support of LOAD CELLS 12, and the power that at this moment imposes on display is born by latch 241 and 242.

In having the embodiment of insurance institution, display contacts at the state of weighing with LOAD CELLS, does not contact during state non-weighing.Display need be keyed in instruction to mobile phone under the non-state of weighing, therefore need carry out circuit with mainboard is connected, a kind of execution mode is to have circuit by described insurance institution with mainboard to be connected, shown in Fig. 2 a, described supporting mechanism is connected with motherboard circuit by circuit 28, described display and described insurance institution are at mutual contact point simultaneously, has circuit contacts on contact wire or the contact-making surface, described like this display can have circuit contacts by circuit contacts and the described mainboard with described insurance institution under the non-state of weighing, thereby can key in function normally.Another kind of execution mode is: described display can carry out circuit by LOAD CELLS and mainboard and be connected, for example shown in Fig. 2 f, specifically can be that display is connected to by soft arranging wire 29 on the support of LOAD CELLS, this soft arranging wire 29 realizes that with described mainboard circuit is connected by the circuit of LOAD CELLS again.Because the flexibility of soft arranging wire, so can not influence under the state of weighing display to the LOAD CELLS weight application.Another execution mode is that described display can directly be connected with motherboard circuit or be connected with motherboard circuit with other modes.

In order to increase the load-bearing area of described display as the scale pan, in one embodiment, described display can also have extension mechanism, and the deployable area of the scale pan that makes of this extension mechanism increases.Fig. 3 a and Fig. 3 b are a kind of example structure figure of display extension mechanism.Referring to Fig. 3 a and Fig. 3 b,, as loading onto extension mechanism 31 and 32 for the both sides of display 33 among the figure, can certainly all load onto extension mechanism in three not adjacent sides with keyboard 14 in the not adjacent side of display 33 with keyboard 14.Described each extension mechanism is square expansion dish, is inserted into the below of display screen 33, when waiting to need to increase scale pan area, extension mechanism can be extracted out, shown in Fig. 3 b.

Fig. 4 a is the schematic diagram of the another embodiment of the utility model.Referring to Fig. 4 a, described display 11 is as basic display unit, and this electronic installation further comprises slave display 41, and this slave display 41 is arranged on the housing of portable electronic equipment not as the scale pan, is used to export and the relevant information of weighing.When being in when weighing state, alleged object 40 is positioned on the basic display unit 11, basic display unit 11 uses as the scale pan, be inconvenient to read the counting of weighing, can show weigh data and relevant information this moment by these slave display 41 outputs, for example can show the information such as weight of weight, kind of object, contained composition.

Perhaps, Fig. 4 b is the replacement scheme schematic diagram of the described embodiment of Fig. 4 a.Referring to Fig. 4 b, on the on-screen display (osd) area of described display 11, division is set, in central processing unit, comprise a viewing area control module, be used for when weighing, controlling display 11 edge region 42 as the weighing results viewing area, show the weigh data and the relevant information of objects 40 by these viewing area 42 outputs.

Fig. 5 is the structure chart of the another embodiment of the utility model.Referring to Fig. 5, in the present embodiment, in order under the non-state of weighing, to protect LOAD CELLS, above display 11, increased a transparent protective cover 51 equally, be between this transparent protective cover 51 and the main case 10 renovate, slip lid or other cover body structures.The degree of depth is greater than the height on display 11 outstanding casing surfaces in the lid of this transparent protective cover 51; when therefore transparent protective cover 51 covers display 11; only contact with main case 10; not to display 11 application of forces; thereby display 11 is constituted protection; indirect protection the LOAD CELLS ambient pressure can not be applied to display screen, so also can no longer need insurance institution between display and the LOAD CELLS.This moment is instruction by a keyboard entry, promptly can be used as normal mobile phone and uses.After transparent protective cover is opened lid, just alleged object can be placed on the display 11, the gravity of generation is exerted pressure to LOAD CELLS, thereby measures weight of object.

Display of the present utility model can be a touch-sensitive display, and described like this keyboard just can dispense.Fig. 6 a is that display of the present utility model is the mobile phone front view of a kind of embodiment of capacitance touching control display, and Fig. 6 b is the schematic diagram of the described mobile phone of Fig. 6 a when weighing.Referring to Fig. 6 a and Fig. 6 b, described display is the capacitance touching control display, the display screen 61 of this capacitance touching control formula display is as the scale pan, there is the induction screen 62 of layer of transparent these display screen 61 tops, described when finger contact this transparent feel should shield 62 certain a bit, then four angular fluxs that should shield on 62 at this transparent feel go out electric current, and the controller of touch control display is determined touch point position according to current ratio, thereby the notice central processing unit carries out touch operation to display screen 61.This transparent feel should shield 62 be with main case 10 renovate, slip lid or other cover body structures (only having shown flip structure among this figure), can be used as the over cap of display screen 61.Shown in Fig. 6 a; when should shielding 62, this transparent feel can carry out touch-control to display screen 61 when covering display screen 61; also display screen 61 is constituted protection simultaneously, ambient pressure can not be applied to display screen 61, so can no longer need insurance institution between display screen 61 and the LOAD CELLS yet.Shown in Fig. 6 b, when described transparent feel should shield 61 open lid after, just alleged object 64 can be placed on the display screen 61, the gravity of generation is exerted pressure to LOAD CELLS, thereby measures weight of object.In the utility model, because display screen has served as the scale pan, the result who weighs need be presented at the place of not blocked by alleged object, checks to make things convenient for the user.In order to address this problem, can have two execution modes herein at least, one is for comprising a viewing area control module in central processing unit, be used for when weighing control display screen 61 edge region 63 as the weighing results viewing area, show the weigh data and the relevant information of objects 64 by these viewing area 63 outputs.It two is that a secondary display screen is set, and this pair display screen can be arranged on the position that is not covered by transparent cover body on the main case.

Be touch control display and do not have among the embodiment of Master Keyboard at display described in the utility model, described touch control display uses as the scale pan during owing to weigh, be inconvenient to pass through this touch control display input instruction, therefore an auxiliary keyboard can be set also, be used to import and the relevant instruction of weighing.Fig. 6 c is the described schematic diagram that has auxiliary keyboard and touch control display embodiment.Referring to Fig. 6 c, described auxiliary keyboard 65 can be arranged on the main case 10.

In another embodiment of the present utility model, described mobile phone also comprises the food component analytical equipment, and Fig. 7 is the schematic diagram of this embodiment.Referring to Fig. 7, this food component analytical equipment can be integrated in the central processing unit of mobile phone, store food component information in the memory of mobile phone, described food component analytical equipment is used to receive the weight of the alleged food that LOAD CELLS measures, and the food that receives the display input identifies, the composition information of this food of inquiry from memory obtains the component content of alleged food according to the composition information calculations of the weight of alleged food and this food.For example, but the food component information shown in the memory storage list 1.If current alleged food is instant noodles, then the user imports being identified in the food component analytical equipment of instant noodles by display, LOAD CELLS will claim weight (for example 90 gram) be input in the food component analytical equipment, the food component analytical equipment is from as inquiring the percentage of contained certain composition of instant noodles the following table 1, thereby calculates the content of contained certain composition of 90 gram instant noodles.

Title	Edible part	Energy	Protein	Fat	Dietary fiber	Carbohydrate
							Instant noodles	100	472	9.5	21.1	0.7	60.9
Vermicelli (standard flour)	100	344	10.1	0.7	1.6	74.4
							Vermicelli (fine grits)	100	347	9.6	0.6	0.3	75.7
Steamed twisted roll	100	217	6.4	1	0	45.6
							Glutinous millet	100	342	9.7	1.5	4.4	72.5
Thin pancake	100	333	7.6	0.7	9.1	74.7
							Steamed gluten	100	121	20.4	0.3	0.2	9.1

Table 1

Fig. 8 is that the utility model is based on another embodiment embodiment illustrated in fig. 7.Referring to Fig. 8, described mobile phone further comprises the health guidance device, wherein default health guidance program, can be integrated in the processor of mobile phone, the component content and the default health guidance program that are used for the alleged food that calculates according to the food component analytical equipment are determined the health guidance suggestion, send to described keyboard output and show.After for example the food component analytical equipment calculates the carbohydrate content of current alleged food, can be according to the carbohydrate of user's setting and the ratio of insulin, calculate the insulin dosage that the alleged food of feed need be injected, this function is very novel and practical for the diabetic who needs insulinize.

When carrying out food component analysis and health guidance, need large-sized display screen to show multiple information and the complicated instruction of a plurality of button inputs of needs, and adopt the mobile phone electronic of compact conformation of the present utility model to claim, under the very little situation of change in volume, both can realize electronic scale, can make full use of the big and abundant characteristics easily of keyboard input of the display screen of mobile phone own again, not only portable but also powerful.

Portable electronic equipment of the present utility model can further include communication module, be used for described food weight and/or food component, and/or corresponding health guidance information uploading is to specified server.

The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with the people of this technology in the disclosed technical scope of the utility model; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.

Claims (10)

1. the portable electronic equipment that can weigh, comprise casing, display, mainboard and LOAD CELLS, it is characterized in that described display is arranged on the LOAD CELLS as the scale pan, when weighing state, contact and LOAD CELLS is executed gravity with LOAD CELLS.

2. portable electronic equipment according to claim 1 is characterized in that, between described display and the LOAD CELLS insurance institution is set, and this insurance institution comprises the state of weighing and the non-state of weighing; Under the state of weighing, the pressure that is applied on the described display is born by described LOAD CELLS fully; Under the non-state of weighing, the pressure that is applied on the described display is born by described insurance institution.

3. portable electronic equipment according to claim 2 is characterized in that described insurance institution comprises slidably supporting member; At the non-state of weighing, described supporting member slides into the position that supports described display, makes this display break away from described LOAD CELLS; At the state of weighing, described supporting member slides into the position that breaks away from described display, and this display moves down and touches described LOAD CELLS.

4. portable electronic equipment according to claim 1 is characterized in that, described display top comprises mobilizable transparent protective cover, and under the state of this transparent protective cover that closes, this transparent protective cover contacts with casing, and the protection display is not subjected to ambient pressure.

5. portable electronic equipment according to claim 4 is characterized in that, described display is the capacitance touching control display, and described transparent protective cover is the induction screen of this capacitance touching control display.

6. portable electronic equipment according to claim 1 is characterized in that, described display is a touch control display, and described portable electronic equipment further comprises auxiliary keyboard.

7. portable electronic equipment according to claim 1 is characterized in that described display has extension mechanism, and the deployable area of the scale pan that makes of this extension mechanism increases.

8. portable electronic equipment according to claim 1 and 2 is characterized in that, the circuit of described display is connected with the support of described LOAD CELLS by soft arranging wire, and described soft arranging wire realizes that by LOAD CELLS circuit and described mainboard circuit is connected.

9. according to each described portable electronic equipment of claim 1～7, it is characterized in that this electronic installation further comprises slave display, be arranged on the housing of portable electronic equipment, under the state of weighing, be used to show weighing results; Perhaps the fringe region of described display is the weighing results viewing area.

10. according to each described portable electronic equipment of claim 1～7, it is characterized in that this portable electronic equipment is a mobile communication terminal.

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