TWI704366B - Internet of things laser space rangefinder - Google Patents

Abstract

A laser space finder for the Internet of Things, including: a tripod, a microcomputer system, two stepping motors, a laser transmitter/receiver, a camera and a communication device; among them, a mobile phone application can be used (APP) of the distal end of the microcomputer control system, so that the laser transmitter / receiver for ranging the whole space ^7200, and at the same time and the video camera to take pictures, when such distance, the operation can be avoided caused by the hand Shaking causes the light wave of the laser transmitter/receiver to deviate from the path to be measured, causing the measured data to be inconsistent with the actual value, and the correct value cannot be obtained.

Description

Internet of things laser space rangefinder

The invention is an Internet of Things laser space ranging machine, especially a laser space ranging machine that can be remotely controlled by a mobile phone application (APP).

Click, a laser rangefinder is an instrument that can emit a laser beam to a target, and the light waves reflected by the target return to the detector, and the distance is converted by the time it takes for the light waves to go back and forth. Generally, existing laser rangefinders The instrument is operated manually. After confirming the target by using the emitted laser light, press the command button for measurement to measure the distance to the target.

However, when using a handheld laser rangefinder and pressing the command button by hand, even if the tripod is used, the movement of the hand may still shake the laser rangefinder, and the light wave will deviate from the path of the desired measurement. As a result, the measured data does not match the actual value, and the correct value cannot be obtained. The longer the distance to be measured, the greater the error that may be caused by the shaking of the manual operation, and the accuracy cannot be improved.

It can be seen that there are still many deficiencies in the above-mentioned conventional items, and they are not a good designer, and urgently need to be improved.

In view of this, the inventor of this case has been engaged in the manufacturing, development and design of related products for many years. Aiming at the above-mentioned goals, after detailed design and careful evaluation, he finally obtained a practical invention.

The object of the present invention is to provide an Internet of Things laser space ranging machine that is remotely controlled by a mobile phone application (APP) to avoid shaking caused by hand operation and generating light waves that deviate from the path to be measured.

According to the above-mentioned purpose, the Internet of Things laser distance measuring machine of the present invention mainly includes: a tripod, a microcomputer system, two stepping motors, a laser transmitter/receiver, a camera and a communication device ; Wherein, the microcomputer system is installed on the tripod, which controls all actions; the two stepping motors are installed under the platform of the tripod, and are electrically connected to the microcomputer system, and one of the stepping motors is horizontal When turning, the other stepping motor is vertical turning; the laser transmitter/receiver is set on the platform of the tripod, connected with the two stepping motors, and electrically connected with the microcomputer system, so that the microcomputer system the two steerable stepping motor generates a horizontal / vertical shift, and enabling the two stepper motor drives the laser transmitter / receiver ⁷²⁰⁰ generates rendering the whole space distance, the laser transmitter / receiver may transmit a target mine The light beam is reflected by the target back to the receiver, and the distance is converted by the time it takes for the light wave to go back and forth. The camera is set above the laser transmitter/receiver, and is electrically connected to the microcomputer system to enable the laser to emit/receive When the receiver is performing distance measurement, the microcomputer system can control the camera to take photos and videos to shoot landscape distance measurement points; the communication device is set on the platform of the tripod, and is electrically connected to the microcomputer system to enable the microcomputer system with a line connected to the phone through the communication means; whereby, the mobile phones can be used app (aPP) of the distal end of the microcomputer control system, so that the laser transmitter / receiver for ranging the whole space ^7200, and at the same time Make the camera to take pictures and videos. In this way, the shaking caused by hand operation can be avoided, and the light wave of the laser transmitter/receiver can deviate from the desired measurement path, resulting in the measured data and The actual value does not match, and the correct value cannot be obtained.

In order to facilitate your reviewers to have a further understanding and understanding of the purpose, shape, features and effects of the structure of the present invention, a detailed description is provided as follows:

The present invention relates to an "Internet of Things laser space ranging machine". Please refer to Figures 1 and 2. The Internet of Things laser space ranging machine of the present invention mainly includes: a tripod 10, a The microcomputer system 20, two stepping motors 30, a laser transmitter/receiver 40, a camera 50 and a communication device 60.

Wherein, the microcomputer system 20 is installed on the tripod 10, which controls all actions.

The two stepping motors 30 are arranged under the platform of the tripod 10 and are electrically connected to the microcomputer system 20. One stepping motor 30 is a horizontal steering stepping motor 301, and the other stepping motor 30 is a vertical steering Stepping motor 302.

The laser transmitter/receiver 40 is arranged on the platform of the tripod 10, connected to the two stepping motors 30, and electrically connected to the microcomputer system 20, so that the microcomputer system 20 can control the two stepping motors 30 generates a horizontal / vertical shift, and enabling the two stepper motor 30 drives the laser transmitter / receiver 40 generates presentation space ⁷²⁰⁰ the whole distance, the laser transmitter / receiver 40 may transmit a laser beam on the target, The light wave reflected by the target returns to the receiver, and the distance is converted by the time it takes for the light wave to go back and forth.

The camera 50 is arranged above the laser transmitter/receiver 40 and is electrically connected to the microcomputer system 20, so that when the laser transmitter/receiver 40 performs distance measurement, the microcomputer system 20 can control the camera 50 to take pictures and Video recording to take pictures of landscape ranging points.

The communication device 60 is arranged on the platform of the tripod 10 and is electrically connected to the microcomputer system 20 so that the microcomputer system 20 can be connected to a mobile phone (not shown) through the communication device 60.

By means of the above-described composition, the mobile phones can be used application (APP) system microcomputer 20 of the remote commander, so that the laser transmitter / receiver 40 ⁷²⁰⁰ full spatial distance, and while the camera 50 photographing and When recording video, such distance measurement can avoid shaking caused by hand operation, causing the light wave of the laser transmitter/receiver 40 to deviate from the path to be measured, causing the measured data to be inconsistent with the actual, and cannot be obtained The correct value.

Please refer to Figures 1 and 2, the microcomputer system 20 can be connected to the mobile phone via the communication device 60 via Bluetooth or wireless network (WiFi).

Please refer to Figures 1 and 2, a liquid crystal display module 70 is further provided under the platform of the tripod 10, and the liquid crystal display module 70 is electrically connected to the microcomputer system 20 so that the liquid crystal display module 70 displays Related information and measurement results.

Please refer to Figures 1 and 2 again, the tripod 10 is further provided with a level 80 for adjusting the level of the tripod 10.

Please refer to FIGS. 1 and 2 again. The microcomputer system 20 is provided with a battery 90 which is electrically connected to the microcomputer system 20 so that the battery 90 is used as a power source to supply power to the microcomputer system 20.

Please refer to Figures 1 and 2 again. If the reflection effect is not good, install a reflective astigmatism lens with a tripod (not shown in the figure) at the distance measuring point.

Please refer to FIGS. 1 and 2 again, the microcomputer system 20 can be installed behind the liquid crystal display module 70 on the stand 10.

Please refer to Figures 1 and 2. In the present invention, the mobile phone at the remote end controls the action of the two stepping motors 30 and sends the laser transmitter/receiver 40 to measure the distance, which can calculate the area of the target and check the flatness. It can remotely operate and monitor the rangefinder, and can also take photos and videos of real scenes at the same time.

Please refer to Figures 1 and 2, when performing linear distance measurement (the laser rangefinder is in line with the object to be measured), the laser rangefinder (the laser transmitter/receiver 40) is at the distance to be measured In the linear position, irradiate the laser light to the point to be measured and use optical reflection characteristics to measure the linear distance from one end to the rangefinder, and then just turn one of the stepping motors 180 degrees to repeatedly irradiate the other laser light For the distance point to be measured, obtain the linear distance from the second point to the rangefinder, and add the two distances to get the distance between the two points.

Please refer to Figures 1 and 2, when performing non-linear ranging (the laser rangefinder and the two-point object to be measured are no longer in the same straight line), the laser rangefinder (the laser transmitter/receiver 40) It is no longer in the same straight line with the two-point object to be measured, and the laser light is irradiated to the distance to be measured. Using optical reflection characteristics, the linear distance between one end point and the rangefinder can be measured, and then the two stepping motors need to be adjusted and rotated 30 At several angles, the laser light is repeatedly irradiated to another distance point to be measured to obtain the linear distance from the second point to the rangefinder. Since the two linear distances are not on the same straight line, two stepping motors 30 (horizontal, horizontal, Vertical rotation angle synthesis calculates the included angle of the two straight line distances, using the known relationship between the two line segments and the included angle to calculate the straight line distance between the two distance points to be measured (the law of cosine).

Please refer to Figures 1 and 2, and the formula for calculating the law of cosines is as follows:

a ² ＝(b cos A－C) ² ＋(b sin A－0) ²

＝b ² (cos ² A＋sin ² A) ＋C ² －2 bc cos A

Where a ² ＝b ² ＋C ² －2 bc cos A

In addition, the area of the triangle: Given the 2 line segments and the included angle, the area of the triangle can be calculated. The formula is as follows:

△=(1/2) bottom × height

=(1/2)ah

＝(1/2) a × c sin B

Quadrilateral area: can also be calculated. The above formula does not need to be multiplied by 0.5.

To sum up, the Internet of Things laser space finder of the present invention does have an unprecedented innovative structure. It has not been seen in any publications, and there is no similar product on the market, so it is novel Should be considered. In addition, the unique features and functions of the present invention are far from comparable with conventional ones, so it is indeed more progressive than conventional ones, and it complies with the requirements of the Chinese Patent Law regarding the requirements for invention patent applications.

The above are only the best specific embodiments of the present invention, but the structural features of the present invention are not limited thereto. Any change or modification that can be easily thought of by anyone familiar with the art in the field of the present invention can be covered In the following patent scope of this case.

10: Tripod 20: Microcomputer system 30: stepping motor 301: Horizontal steering stepper motor 302: Vertical steering stepper motor 40: Laser transmitter/receiver 50: camera 60: Communication device 70: LCD module 80: Level 90: battery

Figure 1 is a schematic diagram of the appearance of the laser space ranging machine for the Internet of Things of the present invention.

Figure 2 is a schematic block diagram of the laser space ranging machine for the Internet of Things of the present invention.

10: Tripod

20: Microcomputer system

30: stepping motor

40: Laser transmitter/receiver

70: LCD module

80: Level

90: battery

Claims (5)

A laser space finder for the Internet of Things, comprising: a tripod; a microcomputer system, the microcomputer system is installed on the tripod, which controls all actions; two stepping motors, the two stepping motors are installed on the Under the platform of the tripod, it is electrically connected to the microcomputer system. One of the stepping motors is for horizontal steering, and the other is for vertical steering. A laser transmitter/receiver is designed for the laser transmitter/receiver. On the platform of the tripod, it is connected to the two stepping motors and electrically connected to the microcomputer system, so that the microcomputer system can control the two stepping motors to produce horizontal/vertical steering, and the two stepping motors drives the laser transmitter / receiver ⁷²⁰⁰ generates rendering the whole space distance, the laser transmitter / receiver may transmit a laser beam on the target, light wave reflected by the target back to the receiver, used by the round trip time between light waves to Converted distance; a camera, the camera is set above the laser transmitter/receiver, and is electrically connected to the microcomputer system, so that when the laser transmitter/receiver performs distance measurement, the microcomputer system can control the camera to take pictures and Video recording to take pictures of landscape ranging points; and a communication device installed on the platform of the tripod and electrically connected to the microcomputer system so that the microcomputer system can be connected to a mobile phone through the communication device; wherein, using the mobile phones application (aPP) of the distal end of the microcomputer control system, so that the laser transmitter / receiver for ranging the whole space ^7200, while the camera and take pictures and video. Such as the Internet of Things laser space finder described in item 1 of the scope of patent application, wherein the microcomputer system is connected to the mobile phone via the communication device via Bluetooth or wireless network (WiFi). As described in the first item of the scope of patent application, the Internet of Things laser space finder, wherein a liquid crystal display module is further provided under the platform of the tripod, and the liquid crystal display module is electrically connected with the microcomputer system so that the liquid crystal The display module displays relevant information and measurement results. For the Internet of Things laser space ranging machine described in item 3 of the scope of the patent application, a level gauge is further provided on the tripod to adjust the level of the tripod. For example, the Internet of Things laser space finder described in item 1 of the scope of patent application, wherein a battery is provided on the microcomputer system, and the battery is electrically connected to the microcomputer system so that the battery is used as a power source to supply power to the microcomputer system.

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