CN216942448U - Intelligent measuring and displaying device of electronic compasses - Google Patents
Intelligent measuring and displaying device of electronic compasses Download PDFInfo
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- CN216942448U CN216942448U CN202123164310.1U CN202123164310U CN216942448U CN 216942448 U CN216942448 U CN 216942448U CN 202123164310 U CN202123164310 U CN 202123164310U CN 216942448 U CN216942448 U CN 216942448U
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- 230000010365 information processing Effects 0.000 claims abstract description 18
- 238000005259 measurement Methods 0.000 claims 2
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses an intelligent measuring and displaying device of an electronic compass, which comprises an angle sensor, a magnet, a controller, a display screen and a battery, wherein the battery is used for supplying power to the device; the controller comprises an information receiving module and an information processing module; the angle sensor is used for detecting an included angle between the two gauge feet and transmitting the information of the detected included angle to the information receiving module; the information receiving module transmits the received angle information to the information processing module; and the information processing module is used for outputting and displaying the angle and/or the calculated information on the display screen after receiving the angle information. According to the utility model, through the ingenious design of the positions of the angle sensor and the magnet, after the angle sensor measures the included angle between the two gauge feet, the relative size of the drawn circle is displayed on the display screen through the controller, so that the precision is high, and the practicability is strong.
Description
Technical Field
The utility model relates to the field of compasses, in particular to an intelligent measuring and displaying device of an electronic compass.
Background
The compasses are used for drawing circles or strings, are commonly used for drawing by rulers and have a wide application range. The compasses all include grab handle and two compasses feet, and one of them compasses foot is used for fixing the position as the centre of a circle, and another compasses foot is after the radius has been injectd, draws the circle through rotating the grab handle. However, the existing compasses can only draw circles and do not have the function of displaying the size, so that a user cannot know the size of the drawn circle, the amount of the drawn circle needs to be additionally used, the operation is complicated, and errors can exist in the additional amount.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides the intelligent measuring and displaying device of the electronic compasses, which can measure and display the dimensions such as the radius, the diameter, the perimeter and/or the area of a drawn circle.
The technical scheme of the utility model is as follows:
an intelligent measuring and displaying device of an electronic compass comprises an angle sensor, a magnet, a controller, a display screen and a battery, wherein the battery is used for supplying power to the device; the controller comprises an information receiving module and an information processing module;
the angle sensor is used for detecting an included angle alpha between the positioning gauge foot and the rotating gauge foot and transmitting the detected included angle information to the information receiving module of the controller;
the information receiving module is used for receiving information sent by the angle sensor and transmitting the angle information to the information processing module;
the information processing module is used for receiving the angle information and then can use a formula
(wherein l is the length of the gauge feet) calculating the radius r of the circle drawn by the compasses according to a formula
Calculating the diameter d of the circle drawn according to the formula
Calculating the circumference C of the circle, according to the formula
And calculating the area S of the drawn circle, and outputting and displaying the one or more information obtained by the angle alpha and/or the processing calculation on a display screen.
Preferably, the device further comprises a switch, the angle sensor, the controller and the display screen are connected in parallel and then are connected in series with the switch and the battery, the switch is used for controlling whether the battery supplies power to the device, the controller further comprises a timing module, and the information processing module outputs information to the display screen and simultaneously sends a signal for starting timing to the timing module; the timing module is used for presetting display duration t (generally not exceeding 30s), starts timing after receiving a signal given by the information processing module, and controls the switch to be closed when the accumulated duration reaches t. When the display function is needed to be used next time, the switch is turned on; if the circle is drawn randomly without knowing the size, the switch is not turned on to save power.
Preferably, the information displayed by the display screen includes, but is not limited to, one or more of the radius, diameter, perimeter, and area of the circle drawn.
The utility model has the beneficial effects that:
according to the utility model, through the ingenious design of the angle sensor and the magnet position, after the angle sensor measures the included angle between the two gauge feet through the magnet, the relative size of the drawn circle can be displayed through the controller and the display screen, and the ruler has the advantages of high accuracy, strong practicability and convenience in use.
Drawings
The utility model will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a schematic view of an electronic compass embodying the present invention;
FIG. 3 is a perspective view of the combination of a rotating foot and a positioning foot of the electronic compass;
FIG. 4 is a right side view of FIG. 3;
fig. 5 is a schematic structural view of the angle sensor and the magnet when they are mounted on the electronic compass.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The intelligent measuring and displaying device of the electronic compasses as shown in fig. 1 and 5 comprises an angle sensor 4, a magnet 5, a controller, a display screen 6, a switch 7 and a battery, wherein the battery is used for supplying power to the device, one of the angle sensor 4 and the magnet 5 is arranged on a positioning gauge foot 2 of the compasses, the other one is arranged on a rotating gauge foot 3, and the rotating shafts of the angle sensor 4, the magnet 5 and the two gauge feet are concentric. The angle sensor, the controller and the display screen are connected in parallel and then connected in series with the switch and the battery. The switch can be arranged at any position which is convenient for connection and on/off operation, generally protrudes on the surface of the compasses, is arranged at one side of the display screen and the battery and is used for controlling whether the battery supplies power for the device.
The display screen 6 is arranged on the surface of the positioning gauge foot 2 or the rotating gauge foot 3 so as to be convenient to view, and the battery is arranged in the positioning gauge foot 2 or the rotating gauge foot 3 so as to save the occupied space required by the outside and supply power to the device;
the controller comprises an information receiving module, an information processing module and a timing module;
the angle sensor is used for detecting an included angle alpha between the positioning gauge foot and the rotating gauge foot and transmitting the detected included angle information to the information receiving module of the controller;
the information receiving module is used for receiving information sent by the angle sensor and transmitting the angle information to the information processing module;
the information processing module can receive the angle information according to a formula
(wherein l is the length of the compass foot) calculating the radius r of the circle drawn by the compass according to the formula
Calculating the diameter d of the drawn circle according to the formula
Calculating the circumference C of the circle, according to the formula
Calculating the area S of the drawn circle, and outputting and displaying the angle alpha and/or the calculated one or more information on a display screen;
the information processing module is used for outputting information to the display screen and simultaneously sending a timing starting signal to the timing module;
the timing module is used for presetting display time t, wherein t can be 20-30s and is generally not more than 1min, timing is started after the timing module receives a signal given by the information processing module, and the switch is controlled to be closed when the accumulated time reaches t. When the display function is needed to be used next time, the switch is turned on; if the circle is drawn at will without knowing the size, the switch can be turned off to save power.
The electronic compass is applied to an electronic compass, and the specific installation structure is shown in figures 2-5, wherein the outer side of the top of a positioning compass foot 2 is installed on a grab handle 1 through a first rotating shaft 21, the outer side of the top of a rotating compass foot 3 is installed on the grab handle 1 through a second rotating shaft 31, the axes of the first rotating shaft 21 and the second rotating shaft 31 are on the same straight line, and the positioning compass foot 2 and the rotating compass foot 3 can rotate by taking the axes as the center. The angle sensor 4 is arranged on the inner side of the top of one of the positioning gauge foot 2 and the rotating gauge foot 3, the magnet 5 is arranged on the inner side of the top of the other, and when the compasses are not opened, the center of the angle sensor 4 and the center of the magnet 5 are on the straight line of the axes of the first rotating shaft 21 and the second rotating shaft 31. That is, the angle sensor 4, the magnet 5, the first rotating shaft, and the second rotating shaft are concentric. When the compasses are opened, the angle sensor can detect the included angle between the positioning gauge foot 2 and the rotating gauge foot 3 through the magnet. A circle of circular grooves 22 are formed in the inner side of the positioning gauge pin 2, a circle of bosses 32 matched with the circular grooves 22 protrude from the inner side of the rotating gauge pin 3, the bosses 32 are inserted into the circular grooves 22, and the circular grooves 22, the bosses 32, the first rotating shaft 21 and the second rotating shaft 31 are concentric. Or, a circle of circular groove is arranged on the inner side of the rotary compass foot 3, a circle of boss matched with the circular groove is protruded on the inner side of the positioning compass foot, the boss is inserted into the circular groove, and the circular groove, the boss, the first rotating shaft 21 and the second rotating shaft 31 are concentric. Can make two compasses feet spacing each other through circular slot and boss, can also guarantee when guaranteeing the precision that two compasses feet can not take place to drop or misplace in the use.
In light of the above, it is clear that many changes and modifications can be made by the worker in the light of the above description without departing from the technical spirit of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The utility model provides an intelligent measurement and display device of electron compasses which characterized in that: the compass comprises an angle sensor (4), a magnet (5), a controller, a display screen (6) and a battery, wherein the battery is used for supplying power to the device, one of the angle sensor (4) and the magnet (5) is arranged on a positioning compass foot (2) of the compass, the other one of the angle sensor (4) and the magnet (5) is arranged on a rotating compass foot (3), and rotating shafts of the angle sensor (4), the magnet (5) and the two compass feet are concentric; the controller comprises an information receiving module and an information processing module;
the angle sensor is used for detecting an included angle between the positioning gauge foot and the rotating gauge foot and transmitting the detected included angle information to the information receiving module of the controller;
the information receiving module is used for receiving information sent by the angle sensor and transmitting the angle information to the information processing module;
and the information processing module is used for outputting and displaying the angle and/or the processed information on the display screen after receiving the angle information.
2. The intelligent measurement and display device of electronic compasses of claim 1, wherein: the controller also comprises a switch, the switch is used for controlling whether the battery supplies power to the device, the controller also comprises a timing module, and the information processing module sends a signal for starting timing to the timing module while outputting information to the display screen;
the timing module is used for presetting display duration t, starts timing after receiving a signal given by the information processing module, and controls the switch to be closed when the accumulated duration reaches t.
3. The intelligent measuring and display device of the electronic compass of claim 1, wherein: the information displayed by the display screen (6) comprises one or more of but is not limited to the radius, the diameter, the perimeter and the area of the drawn circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123164310.1U CN216942448U (en) | 2021-12-16 | 2021-12-16 | Intelligent measuring and displaying device of electronic compasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123164310.1U CN216942448U (en) | 2021-12-16 | 2021-12-16 | Intelligent measuring and displaying device of electronic compasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216942448U true CN216942448U (en) | 2022-07-12 |
Family
ID=82310055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123164310.1U Expired - Fee Related CN216942448U (en) | 2021-12-16 | 2021-12-16 | Intelligent measuring and displaying device of electronic compasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216942448U (en) |
-
2021
- 2021-12-16 CN CN202123164310.1U patent/CN216942448U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220712 |