CN104075792A - Pointer, LCD double-display electronic scale and working method thereof - Google Patents
Pointer, LCD double-display electronic scale and working method thereof Download PDFInfo
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- CN104075792A CN104075792A CN201410297038.XA CN201410297038A CN104075792A CN 104075792 A CN104075792 A CN 104075792A CN 201410297038 A CN201410297038 A CN 201410297038A CN 104075792 A CN104075792 A CN 104075792A
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Abstract
The invention relates to a pointer, an LCD double-display electronic scale and a working method of the electronic scale. The electronic scale comprises a weighing sensor, the rotating pointer arranged on a scale panel and a power supply module supplying power to the electronic scale. The electronic scale is characterized in that the weighing sensor is connected with a CPU through an AD switching circuit; the CPU is connected with an LCD through an LCD drive circuit; the CPU drives a stepping motor through a stepping motor drive circuit, and the stepping motor is used for driving the pointer to rotate. According to the pointer, the LCD double-display electronic scale and the working method, the double-display function is achieved; the pointer display is achieved by driving the pointer to rotate through the stepping motor, so that the indication function is achieved, and the defect that in the prior art, display is achieved by rotating a dial through elastic deformation is overcome. The LCD double-display electronic scale can also serve as a warning device when the electronic scale is not used, and multiple purposes of the electronic scale are achieved.
Description
Technical field
The present invention relates to electronic scales technical field, particularly the two aobvious electronic scaless of a kind of pointer and LCD and method of work thereof.
Background technology
Electronic scales is in the market all that LCD or LED read weighing data as demonstration, and being all spring scale and being all that pointer stationary digital panel rotates reading numerical values of pointer reading out data, this kind of pointer shows it is all by elastic deformation, to realize index dial to rotate, the quality that depends on spring serviceable life, its not only serviceable life short, and precision is not high.In addition,, for user, its part custom reads LCD data, another part user habit reading pointer data, yet, on market, not having the electronic scales that pointer and LCD show simultaneously, therefore a kind of Multifunctional electronic scales with two demonstrations are provided is the demands in market.
Summary of the invention
The object of this invention is to provide the two aobvious electronic scaless of a kind of pointer and LCD, this circuit structure is simple, has changed the circuit structure that existing electronic scales only possesses single demonstration.
The present invention adopts following scheme to realize: the two aobvious electronic scaless of a kind of pointer and LCD, comprise LOAD CELLS, be arranged on rotating pointer on scale panel and be the power module of electronic scales power supply, it is characterized in that: described LOAD CELLS is connected with a CPU through A/D convertor circuit; Described CPU is connected with LCD through a LCD driving circuit; Described CPU is through a stepper motor driving circuit Driving Stepping Motor, and described stepper motor is for driving the rotation of described pointer.
Further, described power module is button cell power supply or dry cell power supply power supply.
Further, the surface that described scale panel and pointer are arranged at electronic scales, described LCD is arranged at the downside of scale panel.
Further, described scale panel is limbus panel.
Further, described rotating pointer comprises a rotating shaft, and described rotating shaft upper end is provided with a pointer; The bottom of described rotating shaft is provided with one first gear, is provided with the second gear in the rotating shaft of described stepper motor, described the first gear and the engagement of the second gear.
Further, described rotating pointer comprises a rotating shaft, and described rotating shaft upper end is provided with a transparent disc, and the edge of described disk is fixed with a pointer; The bottom of described rotating shaft is provided with one first gear, is provided with the second gear in the rotating shaft of described stepper motor, described the first gear and the engagement of the second gear.
Further, described rotating shaft is hollow axle, and described CPU is also connected with model selection key circuit, infrared circuit and warning circuit, and the detection probe of described infrared circuit is arranged in described hollow axle; On the rear panel of described electronic scales, be provided with a bracing frame.
Another object of the present invention is to provide a kind of above-mentioned pointer and the two aobvious electronic scales method of works of LCD, and this method of work comprises the pattern of weighing and modes of warning, and described weighs under pattern, and described infrared circuit and warning circuit are all in sleep state; Under described modes of warning, described LCD and rotating pointer are all in sleep state; User selects corresponding pattern by model selection key circuit, and after selecting modes of warning, user will open support frame as described above, with the region that guarantees that described detection probe object is detected.
The present invention not only possesses two Presentation Functions, and pointer shows it is to rotate by stepper motor drive finger, thereby realizes indication, has changed in the past by elastic deformation the drawback that rotation scale shows.And the present invention can also serve as warning device when not using, realize one-object-many-purposes.
Accompanying drawing explanation
Fig. 1 is circuit theory schematic diagram of the present invention.
Fig. 2 is an embodiment electronic balance structure schematic diagram.
Fig. 3 is another embodiment electronic balance structure schematic diagram.
Fig. 4 is rotating pointer structural representation.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 1, the present embodiment provides a kind of two aobvious electronic scales circuit structure, comprise LOAD CELLS, be arranged on rotating pointer on scale panel and be the power module of electronic scales power supply, it is characterized in that: described LOAD CELLS is connected with a CPU through A/D convertor circuit; Described CPU is connected with LCD through a LCD driving circuit; Described CPU is through a stepper motor driving circuit Driving Stepping Motor, and described stepper motor is for driving the rotation of described pointer.
In an embodiment of the present invention, described power module is button cell power supply or dry cell power supply power supply.
Refer to Fig. 2 and Fig. 3, in the present embodiment, the scale panel described in the present embodiment and pointer are arranged at the surface of electronic scales 1, and described LCD4 is arranged in the downside or panel of scale panel.Described scale panel is limbus panel 2.Described rotating pointer comprises a rotating shaft 5, and described rotating shaft upper end is provided with a pointer 3; The bottom of described rotating shaft is provided with one first gear 9, is provided with the second gear 11 in the rotating shaft of described stepper motor, described the first gear and the engagement of the second gear.
Refer to Fig. 3 and Fig. 4, the scale panel described in the present embodiment and pointer are arranged at the surface of electronic scales 1, and described LCD4 is arranged in the downside or panel of scale panel.Described scale panel is limbus panel 2.Described rotating pointer comprises a rotating shaft 5, and described rotating shaft 5 upper ends are provided with a transparent disc 7, and the edge of described disk is fixed with a pointer 3; The bottom of described rotating shaft is provided with one first gear 9, is provided with the second gear 11 in the rotating shaft of described stepper motor 10, described the first gear 9 and the second gear 11 engagements.
In order to realize one-object-many-purposes, in the present embodiment, this electronic scales also possesses monitoring alarm function, shown in Fig. 3 and Fig. 4, rotating shaft 5 described in figure is hollow axle, described CPU is also connected with model selection key circuit, infrared circuit and warning circuit (meaning not shown in the figures), and the detection probe 6 of described infrared circuit is arranged in described hollow axle; On the rear panel of described electronic scales, be provided with a bracing frame (meaning not shown in the figures), in figure, 8 is wire, and this detection probe is connected with described CPU through this wire 8.Like this in the situation that not weighing, this electronic scales can be used for indoor infrared early warning, in the present embodiment, infrared probe is arranged in hollow axle cleverly, does not only take the volume of electronic scales, and is difficult for being found, and possesses the advantages such as sensing range is large.User can by model selection key circuit realize weigh and early warning between switching.
In addition, in order to be better user-friendly to, provide a kind of method of work of above-mentioned electronic scales in the present embodiment, the method comprises the pattern of weighing and modes of warning, and described weighs under pattern, and described infrared circuit and warning circuit are all in sleep state; Under described modes of warning, described LCD and rotating pointer are all in sleep state; User selects corresponding pattern by model selection key circuit, and after selecting modes of warning, user will open support frame as described above, with the region that guarantees that described detection probe object is detected.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to the present patent application the scope of the claims change and modify, and all should belong to covering scope of the present invention.
Claims (8)
1. two aobvious electronic scaless of pointer and LCD, the power module that comprises LOAD CELLS, is arranged on rotating pointer on scale panel and powers for electronic scales, is characterized in that: described LOAD CELLS is connected with a CPU through A/D convertor circuit; Described CPU is connected with LCD through a LCD driving circuit; Described CPU is through a stepper motor driving circuit Driving Stepping Motor, and described stepper motor is for driving the rotation of described pointer.
2. the two aobvious electronic scaless of pointer according to claim 1 and LCD, is characterized in that: described power module is button cell power supply or dry cell power supply power supply.
3. the two aobvious electronic scaless of pointer according to claim 1 and LCD, is characterized in that: the surface that described scale panel and pointer are arranged at electronic scales, described LCD is arranged at the downside of scale panel.
4. the two aobvious electronic scaless of pointer according to claim 1 and LCD, is characterized in that: described scale panel is limbus panel.
5. the two aobvious electronic scaless of pointer according to claim 1 and LCD, is characterized in that: described rotating pointer comprises a rotating shaft, and described rotating shaft upper end is provided with a pointer; The bottom of described rotating shaft is provided with one first gear, is provided with the second gear in the rotating shaft of described stepper motor, described the first gear and the engagement of the second gear.
6. the two aobvious electronic scaless of pointer according to claim 1 and LCD, is characterized in that: described rotating pointer comprises a rotating shaft, and described rotating shaft upper end is provided with a transparent disc, and the edge of described disk is fixed with a pointer; The bottom of described rotating shaft is provided with one first gear, is provided with the second gear in the rotating shaft of described stepper motor, described the first gear and the engagement of the second gear.
7. two aobvious electronic scaless of pointer according to claim 6 and LCD, it is characterized in that: described rotating shaft is hollow axle, described CPU is also connected with model selection key circuit, infrared circuit and warning circuit, and the detection probe of described infrared circuit is arranged in described hollow axle; On the rear panel of described electronic scales, be provided with a bracing frame.
8. a method of work for the two aobvious electronic scaless of pointer as claimed in claim 7 and LCD, is characterized in that: comprise the pattern of weighing and modes of warning, described weighs under pattern, and described infrared circuit and warning circuit are all in sleep state; Under described modes of warning, described LCD and rotating pointer are all in sleep state; User selects corresponding pattern by model selection key circuit, and after selecting modes of warning, user will open support frame as described above, with the region that guarantees that described detection probe object is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410297038.XA CN104075792B (en) | 2014-06-28 | 2014-06-28 | A kind of pointer and the two aobvious electronic scales of LCD and method of work thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410297038.XA CN104075792B (en) | 2014-06-28 | 2014-06-28 | A kind of pointer and the two aobvious electronic scales of LCD and method of work thereof |
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| Publication Number | Publication Date |
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| CN104075792A true CN104075792A (en) | 2014-10-01 |
| CN104075792B CN104075792B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410297038.XA Active CN104075792B (en) | 2014-06-28 | 2014-06-28 | A kind of pointer and the two aobvious electronic scales of LCD and method of work thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811630A (en) * | 2020-07-21 | 2020-10-23 | 惠州市开蒙医疗科技有限公司 | Dual-purpose weighing scale of machinery electron |
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| CN1103174A (en) * | 1993-06-30 | 1995-05-31 | 卡西欧计算机公司 | Electronic appliance equipped with sensor capable of visually displaying sensed data |
| US20060255134A1 (en) * | 2000-04-18 | 2006-11-16 | Metrologic Instruments, Inc. | Point of sale (POS) based bar code reading and cash register systems with integrated internet-enabled customer-kiosk terminal |
| CN101706672A (en) * | 2009-12-04 | 2010-05-12 | 孟飞 | Computer capable of providing health-nutrition parameters and analyzing diet balance |
| CN103884412A (en) * | 2014-03-10 | 2014-06-25 | 咸阳华潮衡器有限公司 | Intelligent kitchen scale |
| CN203929207U (en) * | 2014-06-28 | 2014-11-05 | 福州祥杰电子有限公司 | The two aobvious electronic scaless of a kind of pointer and LCD |
| JP5638156B1 (en) * | 2014-02-10 | 2014-12-10 | ケイ・エイチ工業株式会社 | Cursor used for scale |
-
2014
- 2014-06-28 CN CN201410297038.XA patent/CN104075792B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1103174A (en) * | 1993-06-30 | 1995-05-31 | 卡西欧计算机公司 | Electronic appliance equipped with sensor capable of visually displaying sensed data |
| US20060255134A1 (en) * | 2000-04-18 | 2006-11-16 | Metrologic Instruments, Inc. | Point of sale (POS) based bar code reading and cash register systems with integrated internet-enabled customer-kiosk terminal |
| CN101706672A (en) * | 2009-12-04 | 2010-05-12 | 孟飞 | Computer capable of providing health-nutrition parameters and analyzing diet balance |
| JP5638156B1 (en) * | 2014-02-10 | 2014-12-10 | ケイ・エイチ工業株式会社 | Cursor used for scale |
| CN103884412A (en) * | 2014-03-10 | 2014-06-25 | 咸阳华潮衡器有限公司 | Intelligent kitchen scale |
| CN203929207U (en) * | 2014-06-28 | 2014-11-05 | 福州祥杰电子有限公司 | The two aobvious electronic scaless of a kind of pointer and LCD |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811630A (en) * | 2020-07-21 | 2020-10-23 | 惠州市开蒙医疗科技有限公司 | Dual-purpose weighing scale of machinery electron |
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| CN104075792B (en) | 2016-03-02 |
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Effective date of registration: 20200710 Address after: 350107 floor 2, plant 3, No. 398, Bailong village, Zhuqi Township, Minhou County, Fuzhou City, Fujian Province (within Fujian Junsheng household products Co., Ltd.) Patentee after: Fuzhou Zhongxian Electronic Co., Ltd Address before: No. 38 Fuxing Gushan Town Fuxing Investment Zone Road Jinan District of Fuzhou City, Fujian province 350014 Patentee before: SHONTEK ELECTRONICS Co.,Ltd. |