CN201414151Y

CN201414151Y - Portable electronic device capable of weighing

Info

Publication number: CN201414151Y
Application number: CN2009201089411U
Authority: CN
Inventors: 李秀; 张晓峰
Original assignee: 李秀; 张晓峰
Current assignee: Likang Interconnection Technology (Beijing) Co., Ltd.
Priority date: 2009-06-15
Filing date: 2009-06-15
Publication date: 2010-02-24
Anticipated expiration: 2019-06-15

Abstract

The utility model discloses a portable electronic device capable of weighing, which comprises an upper casing body, a lower casing body, a display, a main board and a weighing sensor, wherein the mainboard and the weighing sensor are positioned on the lower casing body; the display is fixed on the upper casing body; the upper casing body, as a scale pan, is arranged above the weighing sensor; theupper casing body is in contact with the weighing sensor in the weighing state; and gravity force is applied to the weighing sensor. By using the portable electronic device, not only the electronic scale is integrated to the portable electronic device, but also the electronic device is convenient for weighing and does not affect the original function under the condition with little change of thevolume.

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, comprise upper shell, lower house, display, mainboard and LOAD CELLS, described mainboard and LOAD CELLS are positioned at lower house, described display is fixed on upper shell, upper shell is arranged on the LOAD CELLS as the scale pan, and upper shell contacts with LOAD CELLS and LOAD CELLS is executed gravity when weighing state.

Preferably, described portable electronic equipment further comprises keyboard, is fixed on upper shell.

Preferably, between described upper shell 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 to described upper shell is born by described LOAD CELLS fully; Under the non-state of weighing, the pressure that is applied to described upper shell is born by described insurance institution.

Preferably, described insurance institution comprises slidably supporting member; At the non-state of weighing, described supporting member slides into the position that supports described upper shell, makes this upper shell break away from described LOAD CELLS; At the state of weighing, described supporting member slides into the position that breaks away from described upper shell, and this upper shell moves down and touches described LOAD CELLS.

Preferably, described insurance institution has circuit with mainboard and is connected, and described upper shell and described insurance institution have circuit contacts on mutual contact point, contact wire or contact-making surface.

Preferably, the circuit of described upper shell is connected with the support of described LOAD CELLS by soft arranging wire, and the circuit by LOAD CELLS carries out circuit with described mainboard and is connected.

Preferably, the fringe region of described display is the weighing results viewing area.

Preferably, the side of described lower house or front edge further comprise companion keyboard, are used to key in and the relevant information of weighing.

Preferably, this portable electronic equipment comprises memory and food component analytical equipment; Store food component information in the described memory; Described food component analytical equipment is used to receive the weight of the alleged food that LOAD CELLS measures, and the food that receives 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.

Preferably, described portable electronic equipment is a mobile communication terminal.

In the utility model, be divided into two housings up and down, upper shell is equipped with display or display and keyboard, and lower house is equipped with LOAD CELLS and mainboard, and upper shell can be used as the scale pan and be arranged on the LOAD CELLS, when weighing, alleged object is positioned on the upper shell, by upper shell LOAD CELLS is executed gravity, LOAD CELLS is converted to the signal of telecommunication with gravity, handle through the circuit devcie on the mainboard, show with digital form by display at last.Adopt this structure, the upper shell and the scale pan are united two into one, compact conformation needn't be provided with an independently scale pan separately, has not only saved volume but also has realized the function of electronic scale, does not influence original function of use of electronic installation (especially mobile phone) 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 between described upper shell and LOAD CELLS; under the non-state of weighing; the pressure that is applied on the described upper shell is born by described insurance institution; 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 that the signal of the utility model first embodiment moves towards schematic diagram;

Fig. 2 a is the front view of the utility model second embodiment;

Fig. 2 b is the right flank cutaway view of described second embodiment;

Fig. 3 a is that the structure of a kind of typical insurance institution of the 3rd embodiment is blown schematic diagram;

Fig. 3 b is the profile of non-the 3rd embodiment during state of weighing;

Fig. 3 c is the profile of the 3rd embodiment when weighing state

Fig. 3 d is the profile under the state of weighing of another kind of insurance institution;

Fig. 3 e is the profile of the described insurance institution of Fig. 3 d under the non-state of weighing;

Fig. 3 f is that the display or the keyboard of upper shell carries out the schematic diagram that circuit is connected by LOAD CELLS with mainboard;

Fig. 4 a is the 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 a is the embodiment schematic diagram that upper shell has extension mechanism;

Fig. 5 b is the schematic diagram of the described extension mechanism of Fig. 5 a when launching;

Fig. 6 is the embodiment schematic diagram that comprises the food component analytical equipment;

Fig. 7 is based on another embodiment schematic diagram embodiment illustrated in fig. 6.

Embodiment

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 that the signal of the utility model first embodiment moves towards schematic diagram.Referring to Fig. 1 a, Fig. 1 b and Fig. 1 c, described mobile phone mainly comprises upper shell 11, display 12, LOAD CELLS 14, mainboard 13 and lower house 10.Comprise on the mainboard 13 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 is fixed on lower house, and described LOAD CELLS 14 is fixed on lower house 10 or the mainboard, and described display 12 is fixed on upper shell 11, and display described in the present embodiment 12 is a touch control display, therefore keyboard can be set.Described upper shell 11 is arranged on the LOAD CELLS 14 as the scale pan, have on the lower house 10 and upper shell 11 position corresponding opening 15, these opening 15 areas upper surface area of being a bit larger tham upper shell in the present embodiment, but also can be equal to or less than the upper shell upper surface area, if these opening 15 areas are smaller or equal to the upper surface area of upper shell 11, then upper shell 11 bottoms can reinforce a strutting piece does not have and frictionally passes opening 15, upper shell 11 is by this opening 15, and lower house 10 does not frictionally move up and down relatively.When weighing state, upper shell 11 lower house 10 nothings relatively frictionally moves up and down, and contact with the support 16 of LOAD CELLS 14 LOAD CELLS 14 is executed gravity, LOAD CELLS 14 is with the stressed analog signal that is converted to voltage or electric current, after amplification on the mainboard and filter circuit 131 processing, be converted to digital signal by A/D converter 132, digital signal is shown with digital form by display 12 at last by central processing unit 133 calculation process.

In first embodiment, described display 12 can carry out circuit with mainboard 13 by LOAD CELLS 14 and be connected, specifically can be that display 12 can be connected on the support 16 of LOAD CELLS by soft arranging wire, this soft arranging wire is connected on mainboard 13 circuit by the circuit of LOAD CELLS 14 again, thereby the circuit of realizing display 12 and mainboard 13 is connected.Certain described display 12 also can directly be connected with mainboard 13 circuit by soft arranging wire 17, perhaps is connected with motherboard circuit by other modes.

Fig. 2 a is the front view of the utility model second embodiment; Fig. 2 b is the right flank cutaway view of described second embodiment.Referring to Fig. 2 a and 2b, the structure of present embodiment and the first embodiment basically identical, different is that described display 12 can be the display of non-touch-control, simultaneously on described upper shell 11, Master Keyboard 21 is set, this Master Keyboard 21 can carry out circuit with mainboard 13 by LOAD CELLS 14 and be connected, specifically can be that Master Keyboard 21 can be connected on the support 16 of LOAD CELLS by soft arranging wire, this soft arranging wire is connected on mainboard 13 circuit by the circuit of LOAD CELLS 14 again, thereby the circuit of realizing Master Keyboard 21 and mainboard 13 is connected.Certain described Master Keyboard 21 also can directly be connected with mainboard 13 circuit by soft arranging wire 18, perhaps is connected with motherboard circuit by other modes.

In the 3rd embodiment of the present utility model, between described upper shell 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 upper shell, and upper shell lower house and insurance institution does not relatively have frictionally and moves up and down, and the pressure that is applied on the described upper shell is all born by described LOAD CELLS; Under the non-state of weighing, this insurance institution contacts with upper shell, and the pressure that is applied on the described upper shell 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. 3 a is that the structure of a kind of typical insurance institution of the 3rd embodiment is blown schematic diagram, and Fig. 3 b is the profile of non-the 3rd embodiment during state of weighing, and Fig. 3 c is the profile of the 3rd embodiment when weighing state.Referring to Fig. 3 a, 3b and 3c, 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 lower house 20 221 and 231 horizontal slips, and described protruding 24 and 25 cross section has the oblique angle, so that slide into below the upper shell 112.Shown in Fig. 3 b, at the non-state of weighing, described supporting member slides into the position that supports described upper shell 112, be described protruding 24 and 25 to slide into and contact with upper shell 112 below the upper shell 112, support upper shell 112, make this upper shell 112 break away from LOAD CELLS 12, the power that is applied on the upper shell 112 is born by supporting member; At the state of weighing, shown in Fig. 3 c, described supporting member slides into the position that breaks away from described upper shell 112, and the position of described disengaging upper shell is meant: outside the edge of upper shell 112, as the position of left side projection 24; Or in the groove of upper shell 112, for example projection 25 slides in the groove 113, and promptly described projection slides into the position that breaks away from upper shell, can touch described LOAD CELLS 12 so that upper shell 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 lower house of projection 24 and upside simultaneously, make upper shell 112 to move up and down, the power that is applied on the upper shell 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. 3 a also can be the latch shape.Fig. 3 d is the profile under the state of weighing of another kind of insurance institution, and Fig. 3 e is the profile of the described insurance institution of Fig. 3 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 upper shell is provided with groove 243 and 244.Under the state of weighing, described this

latch

241 and 242 can be on upper shell 245 in the

corresponding groove

243 and 244 easy on and off move, upper shell 245 contacts with the support of LOAD CELLS 12, and do not contact with lower house with latch when upper shell 245 moves up and down, the power that is applied on the upper shell 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 upper shells and 244, and

latch

241 and 242 supports upper shell 245 makes it break away from LOAD CELLS 12, and the power that at this moment imposes on upper shell is born by

latch

241 and 242.

In having the embodiment of insurance institution, upper shell contacts at the state of weighing with LOAD CELLS, does not contact during state non-weighing.Touch control display or keyboard 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. 3 a, described supporting mechanism is connected with motherboard circuit by circuit 28, described upper shell and described insurance institution are at mutual contact point simultaneously, has circuit contacts on contact wire or the contact-making surface, display on the described like this upper shell or keyboard can have circuit contacts by circuit contacts and the described mainboard with described insurance institution under the non-state of weighing, thereby can carry out normal signal and communication.Another kind of execution mode is: described display or keyboard can carry out circuit by LOAD CELLS and mainboard and be connected, for example shown in Fig. 3 f, specifically can be that display or keyboard with upper shell is connected to by soft arranging wire 29 on the support of LOAD CELLS, this soft arranging wire 29 be connected with described mainboard realization circuit 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 the utility model, mobile telephone display and keyboard are arranged on upper shell, and upper shell uses as the scale pan under the state of weighing, and 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.Fig. 4 a is the embodiment schematic diagram that the utlity model has slave display.Referring to Fig. 4 a, described display 12 is as basic display unit, and this electronic installation further comprises slave display 41, and this slave display 41 is arranged on the lower house 10, is used to export and the relevant information of weighing.When being in when weighing state, alleged object 141 is positioned on the upper shell 11, the display 12 of upper shell 11 is 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 12, division is set, in central processing unit, comprise a viewing area control module, be used for when weighing, controlling display 12 edge region 42 as the weighing results viewing area, show the weigh data and the relevant information of objects 141 by these viewing area 42 outputs.

In order to increase the load-bearing area of described upper shell as the scale pan, in one embodiment, described upper shell can also have extension mechanism, and the deployable area of the scale pan that makes of this extension mechanism increases.Fig. 5 a and Fig. 5 b are a kind of example structure figure of upper shell extension mechanism.Referring to Fig. 5 a and Fig. 5 b,,, can certainly load onto extension mechanism in other sides of upper shell 53 as loading onto

extension mechanism

51 and 52 for the both sides of upper shell 53 among the figure in the side of upper shell 53.Described each extension mechanism is square expansion dish, is inserted into the below of upper shell 53, when waiting to need to increase scale pan area, extension mechanism can be extracted out, shown in Fig. 5 b.

In another embodiment of the present utility model, described mobile phone also comprises the food component analytical equipment, and Fig. 6 is the schematic diagram of this embodiment.Referring to Fig. 6, 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.

Table 1

Fig. 7 is that the utility model is based on another embodiment embodiment illustrated in fig. 6.Referring to Fig. 7, 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

1, a kind of portable electronic equipment of weighing, comprise upper shell, lower house, display, mainboard and LOAD CELLS, it is characterized in that, described mainboard and LOAD CELLS are positioned at lower house, described display is fixed on upper shell, upper shell is arranged on the LOAD CELLS as the scale pan, and upper shell contacts with LOAD CELLS and LOAD CELLS is executed gravity when weighing state.

2, portable electronic equipment according to claim 1 is characterized in that, described portable electronic equipment further comprises keyboard, is fixed on upper shell.

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

4, portable electronic equipment according to claim 3 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 upper shell, makes this upper shell break away from described LOAD CELLS; At the state of weighing, described supporting member slides into the position that breaks away from described upper shell, and this upper shell moves down and touches described LOAD CELLS.

5, portable electronic equipment according to claim 3 is characterized in that, described insurance institution has circuit with mainboard and is connected, and described upper shell and described insurance institution have circuit contacts on mutual contact point, contact wire or contact-making surface.

6, portable electronic equipment according to claim 1 and 2 is characterized in that, the circuit of described upper shell is connected with the support of described LOAD CELLS by soft arranging wire, and the circuit by LOAD CELLS carries out circuit with described mainboard and is connected.

7, portable electronic equipment according to claim 1 and 2 is characterized in that, the fringe region of described display is the weighing results viewing area.

8, portable electronic equipment according to claim 1 and 2 is characterized in that, the side of described lower house or front edge further comprise companion keyboard, is used to key in and the relevant information of weighing.

9, portable electronic equipment according to claim 1 and 2 is characterized in that, this portable electronic equipment comprises memory and food component analytical equipment;

Store food component information in the described memory;

Described food component analytical equipment is used to receive the weight of the alleged food that LOAD CELLS measures, and the food that receives 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.

10, portable electronic equipment according to claim 1 and 2 is characterized in that, described portable electronic equipment is a mobile communication terminal.