CN108444395A - A kind of Portable measuring pen - Google Patents
A kind of Portable measuring pen Download PDFInfo
- Publication number
- CN108444395A CN108444395A CN201810469364.2A CN201810469364A CN108444395A CN 108444395 A CN108444395 A CN 108444395A CN 201810469364 A CN201810469364 A CN 201810469364A CN 108444395 A CN108444395 A CN 108444395A
- Authority
- CN
- China
- Prior art keywords
- idler wheel
- optical coupling
- slot optical
- display screen
- microcontroller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
Abstract
The present invention provides a kind of Portable measuring pen, including shell, shell lower end is equipped with shaft and slot optical coupling, idler wheel is installed in shaft, idler wheel is circumferentially equipped with several evenly distributed axial perforation, the groove of slot optical coupling is straight down, idler wheel top stretches into groove and makes a perforation that slot optical coupling to be connected, case surface is embedded with display screen, the microcontroller of electrical connection is additionally provided in shell, engineer's scale input module and voice broadcast module, monolithic mechatronics slot optical coupling, voice broadcast module is electrically connected display screen, display screen is electrically connected battery, idler wheel on map when rolling, slot optical coupling generates electric signal and is transmitted to microcontroller, engineer's scale input module inputs engineer's scale, microcontroller carries out signal to calculate measurement distance, voice broadcast module reports measurement distance and display screen shows measurement distance.Beneficial effects of the present invention：Slot optical coupling is combined with idler wheel is converted into electric signal by the optical signal of displacement, and measurement error is small, and precision is high.
Description
Technical field
The present invention relates to map distance-measurement device more particularly to a kind of Portable measuring pens.
Background technology
It in navigation, exploration, army's manoeuvre or actual combat, needs quickly to know in paper map at the distance between 2 points, passes
The map distance-measurement method of system is set by the shape of point-to-point transmission route with cord, and the length of cord is then measured with ruler, is passed through
Formula length × scale denominator on distance=figure on the spot, so that it may to calculate the actual range between two places, when to be measured between 2 points
It when the distance of route is larger, easily shifts since cord is not easy to operate during ornaments, is only capable of realizing rough measure purpose,
This traditional method there is when operating cost, error it is larger, the problems such as accuracy is not high.
Invention content
In view of this, the embodiment provides a kind of Portable measuring pens.
The embodiment of the present invention provides a kind of Portable measuring pen, is used for map distance-measurement, including shell, the shell lower end
Equipped with slot optical coupling and shaft, idler wheel is installed in the shaft, the idler wheel is circumferentially equipped with several be uniformly distributed
Axial through bore, the groove of the slot optical coupling straight down, stretch into the groove and wear described in making one by the idler wheel top
The slot optical coupling is connected in hole, and the outer surface of outer cover is embedded with display screen, and the list being sequentially connected electrically is additionally provided in the shell
Piece machine, engineer's scale input module and voice broadcast module, slot optical coupling described in the monolithic mechatronics, the voice broadcast mould
Block is electrically connected the display screen, and the display screen is electrically connected battery, and the idler wheel is described to be punched through institute when being rolled on map
It states slot optical coupling when groove to be switched on, otherwise be blocked, the slot optical coupling generates rising edge and failing edge signal and passes
The microcontroller is transported to, the engineer's scale input module inputs engineer's scale, and the microcontroller counts signal, multiplied by counting
Drawing distance is calculated with arc length between adjacent two perforation, is converted to obtain measurement distance, the voice broadcast according to engineer's scale
Module reports measurement distance and the display screen shows measurement distance.
Further, the idler wheel is circumferentially equipped with 20 equally distributed perforation.
Further, the radius of the idler wheel is less than 1cm.
Further, the microcontroller is MSP430F149 microcontrollers.
Further, the voice broadcast module is made of ISD4004 speech chips and recording and playing circuit.
Further, the shell upper end is equipped with battery case, and the battery-disassembled is installed in the battery case.
The advantageous effect brought of technical solution that the embodiment of the present invention provides is：The Portable measuring pen of the present invention utilizes
Slot optical coupling fast response time, the few characteristic of the restriction of contact measurement and receipts detection body, is not combined with idler wheel and is believed the light of displacement
Number it is converted into electric signal, measurement error is small, and precision is high, and when measuring, and idler wheel is convenient along route slide to be measured, power consumption
It is low, it is small portable, meet the requirement of modern equipment.
Description of the drawings
Fig. 1 is the schematic diagram of Portable measuring pen of the present invention；
Fig. 2 is the schematic diagram of idler wheel in Fig. 1；
Fig. 3 is the circuit diagram of microcontroller 6 in Fig. 1；
Fig. 4 is the circuit diagram of voice broadcast module 4 in Fig. 1；
Fig. 5 is the circuit diagram of the recording and playing circuit playback part of voice broadcast module 4 in Fig. 1.
In figure：1- shells, 2- batteries, 3- display screens, 4- voice broadcast modules, 5- engineer's scales input module, 6- microcontrollers,
7- idler wheels, 8- slot optical couplings, 9- shafts, 10- perforation.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
It please refers to Fig.1 and Fig. 2, the embodiment provides a kind of Portable measuring pens, are used for map distance-measurement, including
Shell 1,1 lower end of the shell are equipped with slot optical coupling 8 and shaft 9, idler wheel 7 are installed in the shaft 9, in order to ensure measurement
Accuracy and easy to carry, the radius of the idler wheel 7 should be less than 1cm, the idler wheel 7 be circumferentially equipped with it is several uniformly point
The axial through bore 10 of cloth, the groove of the slot optical coupling 8 straight down, stretch into the groove and make one by 7 top of the idler wheel
The slot optical coupling is connected for the perforation 10, in order to reach effective blocking of 8 infrared ray of the slot optical coupling, while considering institute
7 own dimensions of idler wheel are stated, 20 perforation 10 are set on the idler wheel 7, and slot optical coupling 8 is combined with idler wheel 7 by displacement
Optical signal is converted into electric signal, and measurement error is small, and precision is high；
1 upper end of the shell is equipped with battery case, and battery 2,1 appearance of the shell are removably equipped in the battery case
Face is embedded with display screen 3, and the display screen 3 is electrically connected battery 2, and the microcontroller 6 being sequentially connected electrically, ratio are additionally provided in the shell 1
Example ruler input module 5 and voice broadcast module 4, the microcontroller 6 are electrically connected the slot optical coupling 8, the voice broadcast module 4
It is electrically connected the display screen 3；
Referring to FIG. 3, the microcontroller 6 is preferably MSP430F149 microcontrollers, the pin of MSP430F149 microcontrollers
P1.2/TA1 connects the infrared receiver end of the slot optical coupling 8, realizes the receive capabilities of signal, the idler wheel 7 is on map
When rolling, the slot optical coupling 8 is switched on when the perforation 10 is by the groove, on the idler wheel 7 between the perforation 10
The slot optical coupling 8 is then blocked when part is by the groove, and the slot optical coupling 8 constantly substitutes in conducting and blocking,
The slot optical coupling 8 generates rising edge and failing edge signal, and MSP430F149 microcontrollers receive these signals, and are carried out to signal
It counts, arc length calculates drawing distance between being multiplied by adjacent two perforation 10 by counting, right by the engineer's scale input module 5
MSP430F149 microcontrollers input the engineer's scale on map, and the MSP430F149 microcontrollers convert according to engineer's scale to be measured
Distance, MSP430F149 monolithic operating voltages are low, and acquire and handle signal and be in low power consumpting state later, also have storage sky
Between big and arithmetic speed advantage, make distance-measurement pen integrally low energy consumption；
It please refers to Fig.4 and Fig. 5, the voice broadcast module 4 is made of ISD4004 speech chips and recording and playing circuit,
The pin P1.1/TA0 of the pin SS connection MSP430F149 microcontrollers of ISD4004 speech chips, pin MOSI connections
Pin P1.3/TA2, MSP430F149 microcontroller being transmitted to the data of measurement distance of MSP430F149 microcontrollers
ISD4004 speech chips, pin VCCD, pin XCLK, pin VSSA, pin ANAIN+ and the pin of ISD4004 speech chips
ANAIN- access recording and playing circuit recording part, can typing " 0~9 ", " ten, hundred, thousand ", " millimeter, centimetre, meter ", " distance,
The correlation words such as length " form sound bank and store into the ISD4004 speech chips, the pin of ISD4004 speech chips
ADUOUT accesses the playback part of recording and playing circuit, and ISD4004 speech chips carry out segmentation addressing according to the voice table of comparisons, then
It reports measurement distance and the display screen 3 shows measurement distance.
Herein, the nouns of locality such as involved front, rear, top, and bottom are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of Portable measuring pen is used for map distance-measurement, it is characterised in that：Including shell, the shell lower end is equipped with groove profile
Optocoupler and shaft, are installed with idler wheel in the shaft, and the idler wheel is circumferentially equipped with several evenly distributed axial wear
Hole, the groove of the slot optical coupling straight down, stretch into the groove and keep a perforation described by the idler wheel top
Slot optical coupling is connected, and the outer surface of outer cover is embedded with display screen, and the microcontroller being sequentially connected electrically, ratio are additionally provided in the shell
Ruler input module and voice broadcast module, slot optical coupling described in the monolithic mechatronics, the voice broadcast module electrical connection
The display screen, the display screen are electrically connected battery, and the idler wheel is described when being punched through the groove when being rolled on map
The slot optical coupling is switched on, and is otherwise blocked, and the slot optical coupling generates rising edge and failing edge signal and is transmitted to described
Microcontroller, the engineer's scale input module input engineer's scale, and the microcontroller counts signal, and adjacent two are multiplied by by counting
Arc length calculates drawing distance between the perforation, is converted to obtain measurement distance according to engineer's scale, the voice broadcast module is reported
Measurement distance and display screen display measurement distance.
2. a kind of Portable measuring pen as described in claim 1, it is characterised in that：The idler wheel is circumferentially equipped with 20
A equally distributed perforation.
3. a kind of Portable measuring pen as described in claim 1, it is characterised in that：The radius of the idler wheel is less than 1cm.
4. a kind of Portable measuring pen as described in claim 1, it is characterised in that：The microcontroller is MSP430F149 monolithics
Machine.
5. a kind of Portable measuring pen as described in claim 1, it is characterised in that：The voice broadcast module is by ISD4004
Speech chip and recording and playing circuit composition.
6. a kind of Portable measuring pen as described in claim 1, it is characterised in that：The shell upper end is equipped with battery case, institute
State being installed in the battery case for battery-disassembled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469364.2A CN108444395A (en) | 2018-05-16 | 2018-05-16 | A kind of Portable measuring pen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469364.2A CN108444395A (en) | 2018-05-16 | 2018-05-16 | A kind of Portable measuring pen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108444395A true CN108444395A (en) | 2018-08-24 |
Family
ID=63204333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810469364.2A Pending CN108444395A (en) | 2018-05-16 | 2018-05-16 | A kind of Portable measuring pen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108444395A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2140048Y (en) * | 1992-06-30 | 1993-08-11 | 张琦 | Real distance digital measuring pen for map |
| DE102006047365A1 (en) * | 2006-10-04 | 2008-04-10 | Siemens Ag | Railway-supervision system, has signal coupler arranged between distance pulse generator and vehicle device and designed as separation box between pulse generator and distance pulse generator cable of vehicle device |
| US20100024236A1 (en) * | 2008-08-04 | 2010-02-04 | Yi-Wen Tang | Brake mechanism for wheeled distance measuring device |
| CN101982728A (en) * | 2010-09-26 | 2011-03-02 | 深圳桑菲消费通信有限公司 | Length measuring device arranged in portable electronic equipment |
| CN202420437U (en) * | 2011-12-20 | 2012-09-05 | 贺娜英 | Length measuring instrument |
| CN204359265U (en) * | 2014-12-19 | 2015-05-27 | 何远薇 | Automatic pitch compensates contact electromagnetic induction waterproof distance-measurement pen |
| CN106767442A (en) * | 2017-03-30 | 2017-05-31 | 李良杰 | Linear measure longimetry pen |
| CN207164250U (en) * | 2017-09-08 | 2018-03-30 | 重庆交通大学 | Multifunctional distance pen |
| CN208254408U (en) * | 2018-05-16 | 2018-12-18 | 中国地质大学（武汉） | A kind of Portable measuring pen |
-
2018
- 2018-05-16 CN CN201810469364.2A patent/CN108444395A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2140048Y (en) * | 1992-06-30 | 1993-08-11 | 张琦 | Real distance digital measuring pen for map |
| DE102006047365A1 (en) * | 2006-10-04 | 2008-04-10 | Siemens Ag | Railway-supervision system, has signal coupler arranged between distance pulse generator and vehicle device and designed as separation box between pulse generator and distance pulse generator cable of vehicle device |
| US20100024236A1 (en) * | 2008-08-04 | 2010-02-04 | Yi-Wen Tang | Brake mechanism for wheeled distance measuring device |
| CN101982728A (en) * | 2010-09-26 | 2011-03-02 | 深圳桑菲消费通信有限公司 | Length measuring device arranged in portable electronic equipment |
| CN202420437U (en) * | 2011-12-20 | 2012-09-05 | 贺娜英 | Length measuring instrument |
| CN204359265U (en) * | 2014-12-19 | 2015-05-27 | 何远薇 | Automatic pitch compensates contact electromagnetic induction waterproof distance-measurement pen |
| CN106767442A (en) * | 2017-03-30 | 2017-05-31 | 李良杰 | Linear measure longimetry pen |
| CN207164250U (en) * | 2017-09-08 | 2018-03-30 | 重庆交通大学 | Multifunctional distance pen |
| CN208254408U (en) * | 2018-05-16 | 2018-12-18 | 中国地质大学（武汉） | A kind of Portable measuring pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Yin Inventor after: Duan Hongyu Inventor after: Wang Yang Inventor before: Liu Yin Inventor before: Wang Yang |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180824 |