CN215728382U - Digital multimeter data acquisition system based on optical identification - Google Patents
Digital multimeter data acquisition system based on optical identification Download PDFInfo
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- CN215728382U CN215728382U CN202121591466.5U CN202121591466U CN215728382U CN 215728382 U CN215728382 U CN 215728382U CN 202121591466 U CN202121591466 U CN 202121591466U CN 215728382 U CN215728382 U CN 215728382U
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Abstract
The utility model relates to the technical field of communication data acquisition and discloses an optical identification-based digital multimeter data acquisition system which comprises a computer, a programmable power supply of an object to be detected, a digital multimeter and a high-definition camera, wherein a lens is arranged on the front side of the high-definition camera, a first connecting plate is fixed on the right side of the lens, a first fixing plate is fixed at the upper end of the front side of the first connecting plate, a guide rod is fixed at the bottom of the first fixing plate, a transverse plate is fixed at the bottom of the guide rod, a second connecting plate is fixed at the left side of the lens, and a second fixing plate is fixed at the upper end of the front side of the second connecting plate. This digital multimeter data acquisition system based on optical identification can reach the purpose of regularly clearing up the camera lens of high definition camera front side through the cooperation between timer, small-size driving motor, lead screw, guide bar, movable plate, mounting panel and the cleaning pad to staff's use.
Description
Technical Field
The utility model relates to the technical field of communication data acquisition, in particular to a digital multimeter data acquisition system based on optical identification.
Background
A digital multimeter, a multi-purpose electronic measuring instrument, generally include the functions such as ampere meter, voltmeter, ohmmeter, sometimes also known as universal meter, multi-purpose meter, or three-purpose meter, the digital multimeter is suitable for the portable apparatus of the basic failure diagnosis, there are apparatuses placed on the work bench, some resolution can reach seven, eight, the digital multimeter is the electronic instrument used in the electrical measurement, it can have many special functions, but the main function is to measure voltage, resistance and current, the digital multimeter, as the modern multi-purpose electronic measuring instrument, mainly used in the measuring field of physics, electricity, electron, etc., the digital multimeter is expanded on the basis of the digital direct-current voltmeter, the converter converts the analog voltage quantity that changes continuously with time into the digital quantity, count and get the measured result by the electronic counter, then the decoding display circuit displays the measuring result; the logic control circuit is coordinated to complete the whole measuring process in sequence under the action of the clock; the performance of the digital multimeter is good, and the measurement precision is determined, so that if the error value of the digital multimeter can be obtained in advance, the subsequent measurement precision of the digital multimeter can be improved, and a digital multimeter data acquisition system based on optical identification is provided.
Some digital multimeter data acquisition systems based on optical identification currently on the market:
in the using process, the high-definition camera is required to photograph the digital display panel on the digital multimeter, and the lens of the high-definition camera is directly exposed in the air, so that dust is easily attached, manual timing cleaning is required, and the use of workers is inconvenient.
We have therefore proposed an optical identification-based digital multimeter data acquisition system that addresses the problems set forth above.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In view of the defects in the prior art in the background art, an object of the present invention is to provide an optical identification-based digital multimeter data collection system, so as to solve the problems that some optical identification-based digital multimeter data collection systems in the market proposed in the background art are not convenient for workers to use because the lens of the high definition camera is directly exposed in the air, and dust is easily attached to the lens, and manual cleaning and cleaning are required.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a digital multimeter data acquisition system based on optical identification comprises a computer, a programmable power supply of an object to be detected, a digital multimeter and a high-definition camera, wherein a lens is arranged on the front side of the high-definition camera, a first connecting plate is fixed on the right side of the lens, a first fixing plate is fixed on the upper end of the front side of the first connecting plate, a guide rod is fixed at the bottom of the first fixing plate, a transverse plate is fixed at the bottom of the guide rod, a second connecting plate is fixed on the left side of the lens, a second fixing plate is fixed on the upper end of the front side of the second connecting plate, a timer is fixed at the top of the second fixing plate, a small driving motor is arranged at the bottom of the second fixing plate, the output end of the small driving motor is connected with a lead screw through a coupler, the bottom end of the lead screw is connected with the left end of the top moving plate of the transverse plate through a bearing, and the outer side of the lead screw is in threaded connection with a movable plate, the cleaning device comprises a movable plate, a guide rod, an installation plate, an insertion column, an internal thread cap and a cleaning pad, wherein the guide rod penetrates through the right end of the movable plate, the installation plate is installed on the rear side of the movable plate, the insertion column is fixed at both ends of the front side of the installation plate, the front end of the insertion column penetrates through the movable plate and is provided with the internal thread cap, and the cleaning pad is arranged on the rear side of the installation plate;
the program-controlled power supply, the high-definition camera and the timer of the detected object are connected with a computer through data transmission lines, the computer comprises an electronic acquisition system and a software system, and the timer is connected with the small driving motor through the data transmission lines.
Preferably, the second connecting plate and the first connecting plate are both in an L shape, and the second connecting plate and the first connecting plate are symmetrical.
Preferably, small-size driving motor's top is fixed with the motor cabinet, the screw is all installed at four ends in the bottom of motor cabinet, small-size driving motor passes through four screws on the motor cabinet and fixes with the bottom of second fixed plate, can be through four screws on the small-size driving motor cabinet to reach and to dismantle the purpose that gets off small-size driving motor from the bottom of second fixed plate.
Preferably, the right end of the top of the moving plate is provided with a through hole, and one end of the guide rod penetrates through the through hole.
Furthermore, the front end of the outer side of the inserted column is provided with a threaded part, and the internal thread cap is in threaded connection with the threaded part at the front end of the outer side of the inserted column.
Further, the cleaning pad is made of sponge material, and the front side of the cleaning pad is adhered to the rear side of the mounting plate through double-sided adhesive tape.
Furthermore, the outside of internal thread cap is provided with anti-skidding bump, the rear side of cleaning pad contacts with the front side of camera lens, can pass through the anti-skidding bump in the internal thread cap outside to reach the outside of internal thread cap and carry out skid-proof purpose, so that the staff twists the internal thread cap.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that: this digital multimeter data acquisition system based on optical identification:
in the use process, the purpose of cleaning the lens on the front side of the high-definition camera at regular time can be achieved through the cooperation of the timer, the small driving motor, the screw rod, the guide rod, the movable plate, the mounting plate and the cleaning pad, so that the use of workers is facilitated.
Drawings
FIG. 1 is a system block diagram of an optical identification-based digital multimeter data collection system of the present invention;
FIG. 2 is a schematic view of a high-definition camera of the digital multimeter data collection system based on optical identification according to the present invention;
FIG. 3 is a schematic side view cross-sectional structure of a movable plate of the optical identification-based digital multimeter data collection system of the present invention;
FIG. 4 is a schematic perspective view of a mounting plate of the optical identification-based digital multimeter data collection system of the present invention;
FIG. 5 is a schematic perspective view of a movable plate of the optical identification-based digital multimeter data collection system of the present invention.
In the figure: 1. a computer; 2. a programmable power supply for the subject to be tested; 3. a digital multimeter; 4. a high-definition camera; 5. a lens; 6. a first connecting plate; 7. a first fixing plate; 8. a guide bar; 9. a transverse plate; 10. a second connecting plate; 11. a second fixing plate; 12. a timer; 13. a small drive motor; 14. a screw rod; 15. moving the plate; 16. mounting a plate; 17. inserting a column; 18. an internally threaded cap; 19. a cleaning pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an optical identification-based digital multimeter data collection system; the device comprises a computer 1, a programmable power supply 2 of an object to be detected, a digital multimeter 3 and a high-definition camera 4, wherein a lens 5 is arranged on the front side of the high-definition camera 4, a first connecting plate 6 is fixed on the right side of the lens 5, a first fixing plate 7 is fixed on the upper end of the front side of the first connecting plate 6, a guide rod 8 is fixed on the bottom of the first fixing plate 7, a transverse plate 9 is fixed on the bottom of the guide rod 8, a second connecting plate 10 is fixed on the left side of the lens 5, a second fixing plate 11 is fixed on the upper end of the front side of the second connecting plate 10, a timer 12 is fixed on the top of the second fixing plate 11, a small driving motor 13 is arranged on the bottom of the second fixing plate 11, the output end of the small driving motor 13 is connected with a lead screw 14 through a coupler, the bottom end of the lead screw 14 is connected with the left end of the top of the transverse plate 9 through a bearing, a moving plate 15 is in threaded connection with the outer side of the lead screw 14, the guide rod 8 penetrates through the right end of the moving plate 15, the rear side of the moving plate 15 is provided with an installation plate 16, both ends of the front side of the installation plate 16 are fixed with insertion columns 17, the front ends of the insertion columns 17 penetrate through the moving plate 15 and are provided with internal thread caps 18, and the rear side of the installation plate 16 is provided with a cleaning pad 19;
the programmable power supply 2, the high-definition camera 4 and the timer 12 of the detected object are connected with the computer 1 through data transmission lines, the computer 1 comprises an electronic acquisition system and a software system, and the timer 12 is connected with the small-sized driving motor 13 through the data transmission lines;
as a preferred technical scheme of the utility model: the second connecting plate 10 and the first connecting plate 6 are both in L shapes, and the second connecting plate 10 and the first connecting plate 6 are symmetrical;
as a preferred technical scheme of the utility model: a motor base is fixed at the top of the small driving motor 13, screws are mounted at four ends of the bottom of the motor base, the small driving motor 13 is fixed with the bottom of the second fixing plate 11 through four screws on the motor base, and the purpose that the small driving motor 13 can be detached from the bottom of the second fixing plate 11 can be achieved through four screws on the motor base of the small driving motor 13;
as a preferred technical scheme of the utility model: a through hole is formed in the right end of the top of the moving plate 15, and one end of the guide rod 8 penetrates through the through hole;
as a preferred technical scheme of the utility model: the front end of the outer side of the inserted column 17 is provided with a threaded part, and the internal thread cap 18 is in threaded connection with the threaded part at the front end of the outer side of the inserted column 17;
as a preferred technical scheme of the utility model: the cleaning pad 19 is made of sponge material, and the front side of the cleaning pad 19 is adhered to the rear side of the mounting plate 16 through double-sided adhesive tape;
as a preferred technical scheme of the utility model: the outside of the internal thread cap 18 is provided with anti-skidding salient points, the rear side of the cleaning pad 19 is contacted with the front side of the lens 5, and the anti-skidding salient points on the outside of the internal thread cap 18 can achieve the purpose of preventing skidding on the outside of the internal thread cap 18, so that a worker can conveniently screw the internal thread cap 18.
The working principle of the embodiment is as follows: when the digital multimeter data acquisition system based on optical identification is used, as shown in fig. 1-5, during actual use, firstly, a program-controlled power supply 2 of a detected object is used for receiving a control command of the electronic acquisition system, voltage indicating values are transmitted to an original recording table in the electronic acquisition system, further, the program-controlled power supply 2 of the detected object is measured by a digital multimeter 3, a digital display panel on the digital multimeter 3 is photographed by a high-definition camera 4, then the photograph is transmitted to the electronic acquisition system, further, a software system performs optical identification on the photograph photographed by the high-definition camera 4, the digital data are converted into data and automatically filled in the original recording table, an identification result is compared with the voltage indicating values of the program-controlled power supply 2 of the detected object, so as to obtain a verification point error of the power supply, further, the electronic acquisition system verifies the original recording table according to national standard, after the verification is completed, the error data is calculated, stored, the error data table, the curve and the verification result are displayed and printed, in the using process, the timer 12 can be set through a software system of the computer 1, after the set time, the small-sized driving motor 13 is started, the moving plate 15 and the mounting plate 16 are driven to move up and down through the screw rod 14, and the lens 5 on the front side of the high-definition camera 4 is wiped through the cleaning pad 19, which is the working process of the whole device, and the content which is not described in detail in the specification belongs to the prior art which is well known by a person skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, may be fixedly connected or detachably connected; or indirectly through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations; it will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (7)
1. A digital multimeter data acquisition system based on optical identification comprises a computer (1), a programmable power supply (2) of an object to be detected, a digital multimeter (3) and a high-definition camera (4), and is characterized in that a lens (5) is arranged on the front side of the high-definition camera (4), a first connecting plate (6) is fixed on the right side of the lens (5), a first fixing plate (7) is fixed on the upper end of the front side of the first connecting plate (6), a guide rod (8) is fixed on the bottom of the first fixing plate (7), a transverse plate (9) is fixed on the bottom of the guide rod (8), a second connecting plate (10) is fixed on the left side of the lens (5), a second fixing plate (11) is fixed on the upper end of the front side of the second connecting plate (10), a timer (12) is fixed on the top of the second fixing plate (11), and a small driving motor (13) is arranged on the bottom of the second fixing plate (11), the output end of the small driving motor (13) is connected with a screw rod (14) through a coupler, the bottom end of the screw rod (14) is connected with the left end of the top of the transverse plate (9) through a bearing, the outer side of the screw rod (14) is in threaded connection with a movable plate (15), the guide rod (8) penetrates through the right end of the movable plate (15), an installation plate (16) is installed on the rear side of the movable plate (15), insertion columns (17) are fixed to two ends of the front side of the installation plate (16), the front ends of the insertion columns (17) penetrate through the movable plate (15) and are provided with internal thread caps (18), and a cleaning pad (19) is arranged on the rear side of the installation plate (16);
the program-controlled power supply (2), the high-definition camera (4) and the timer (12) of the detected object are connected with the computer (1) through data transmission lines, the computer (1) comprises an electronic acquisition system and a software system, and the timer (12) is connected with the small driving motor (13) through the data transmission lines.
2. An optical identification-based digital multimeter data collection system according to claim 1 wherein the second connection plate (10) and the first connection plate (6) are each L-shaped, the second connection plate (10) and the first connection plate (6) being symmetrical.
3. The optical identification-based digital multimeter data acquisition system according to claim 1, wherein a motor base is fixed on the top of the small driving motor (13), screws are mounted on four ends of the bottom of the motor base, and the small driving motor (13) is fixed with the bottom of the second fixing plate (11) through four screws on the motor base.
4. The optical identification-based digital multimeter data collection system according to claim 1, wherein a through hole is formed at the right end of the top of the moving plate (15), and one end of the guide bar (8) penetrates through the through hole.
5. The digital multimeter data collection system based on optical identification according to claim 1, wherein the plug post (17) is provided with a threaded portion at the front outer end, and the internally threaded cap (18) is in threaded connection with the threaded portion at the front outer end of the plug post (17).
6. An optical recognition-based digital multimeter data collection system according to claim 1, wherein the cleaning pad (19) is made of a sponge material, and a front side of the cleaning pad (19) is bonded to a rear side of the mounting plate (16) by a double-sided adhesive tape.
7. An optical recognition-based digital multimeter data collection system according to claim 1, wherein the outer side of said internally threaded cap (18) is provided with anti-slip bumps, and the rear side of said cleaning pad (19) is in contact with the front side of the lens (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591466.5U CN215728382U (en) | 2021-07-14 | 2021-07-14 | Digital multimeter data acquisition system based on optical identification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121591466.5U CN215728382U (en) | 2021-07-14 | 2021-07-14 | Digital multimeter data acquisition system based on optical identification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215728382U true CN215728382U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121591466.5U Active CN215728382U (en) | 2021-07-14 | 2021-07-14 | Digital multimeter data acquisition system based on optical identification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215728382U (en) |
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2021
- 2021-07-14 CN CN202121591466.5U patent/CN215728382U/en active Active
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