CN110292387B - Device and method for counting working efficiency of agricultural workers - Google Patents
Device and method for counting working efficiency of agricultural workers Download PDFInfo
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Abstract
The invention relates to the field of work efficiency statistics, and discloses a device and a method for counting the working efficiency of agricultural workers, wherein the device comprises a three-dimensional acceleration sensor, a three-dimensional acceleration sensor and a three-dimensional acceleration sensor, wherein the three-dimensional acceleration sensor is used for measuring the displacement information of the hands of the agricultural workers in the space; the three-axis gyroscope is used for measuring the rotation angle information of the hand; the electronic magnetic disk sensor is used for detecting the direction of wearing the device; the GPS positioner is used for recording the position information and the movement track information of agricultural workers; a heart rate measuring device; a capacitive touch screen; a GPRS signal transceiver; a lithium battery; the MCU is used for analyzing and calculating the collected displacement information of the hand in the space, the rotation angle information of the hand, the heart rate, the position information and the movement track information, and obtaining the working efficiency of workers; a charging device; and a button is switched on and off. The invention can record the labor details of a large number of agricultural workers, is convenient to wear through a scientific statistical method, does not influence the work of the agricultural workers, assists in attendance checking and improves the work efficiency.
Description
Technical Field
The invention relates to the technical field of work efficiency statistics, in particular to a device and a method for counting the working efficiency of agricultural workers.
Background
The existing mode for counting the workload and the working efficiency of agricultural workers is to manually record the working time length, the working result and other information of the agricultural workers and then calculate the working efficiency of the agricultural workers by some simple counting methods. In the existing statistical method, the records are inconvenient, the record information is less, the records are inaccurate, the detailed records in the labor process of industrial workers are lacked, and the manual statistics is easy to generate supervision loopholes, thereby giving people opportunities for committing illegalities.
Disclosure of Invention
The invention aims to provide a device and a statistical method for counting the working efficiency of agricultural workers, which are convenient to wear through a scientific statistical method, do not influence the work of the agricultural workers, assist in attendance checking and improve the working efficiency.
To achieve the above object, there is provided a device for counting the working efficiency of agricultural workers, comprising
The three-dimensional acceleration sensor is used for measuring the displacement information of the hands of agricultural workers in the space;
the three-axis gyroscope is used for measuring the rotation angle information of the hand;
the electronic magnetic disk sensor is used for detecting the direction of wearing the device;
the GPS positioner is used for recording the position information and the movement track information of agricultural workers;
the heart rate measuring device is used for monitoring the heart rate of agricultural workers and judging whether the device is detached or not;
the capacitive touch screen is used for checking relevant data of the working efficiency of agricultural workers and the state of the device, and controlling the starting and ending of the working efficiency calculation through the display and touch operation panel;
the GPRS signal transceiver is used for uploading the working efficiency and the application information of the agricultural workers to the server; the server can forward data to a designated terminal;
the lithium battery is used for supplying power to the whole device;
the MCU is respectively connected with the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the heart rate measuring device, the GPRS signal transceiver and the lithium battery; the system is used for analyzing and calculating the collected displacement information of the hand in the space, the rotation angle information of the hand, the heart rate, the position information and the movement track information, and obtaining the working efficiency of workers;
the charging device is connected with the lithium battery; the battery charging device is used for charging the lithium battery;
the switch button is connected with the lithium battery; for starting or shutting down the entire device.
Particularly, the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the MCU and the GPRS signal transceiver are integrated on a circuit board.
Particularly, the heart rate measuring device comprises a plurality of strain gauges, an acquisition circuit, a filter amplifier and an artery frequency counter; the strain gauge is connected with an acquisition circuit, the acquisition circuit is connected with the input end of a filter amplifier, and the output end of the filter amplifier is connected with an artery frequency counter through a lead; the artery frequency counter is connected with the MCU.
Particularly, the device for counting the working efficiency of agricultural workers further comprises a bracelet, and the bracelet comprises a dial plate and a watchband.
Particularly, the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the MCU and the GPRS signal transceiver are arranged in the dial.
In particular, the heart rate measuring device is arranged on the inner layer of the watchband.
Particularly, the operation panel comprises a time display area, a heart rate display area, an on-duty key, an out-of-duty key, a leave-on key, a rest key, an off-duty key and a state display area.
Particularly, the GPRS signal transceiver can send the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator to the server at regular time; the server can forward the data to a designated terminal.
Particularly, the charging device is a USB port charging plug and is connected with the lithium battery through a lead.
The statistical method of the device for counting the working efficiency of the agricultural workers comprises the following steps:
(1) after an agricultural worker wears the device, the switch button is turned on, the whole device is started, the capacitive touch screen displays an initial picture, and the electronic disk sensor and the heart rate measuring device judge whether the device is worn correctly;
(2) calculating the starting workload of agricultural workers through an operation panel of the capacitive touch screen; if the starting time is within the preset working time and the position information measured by the GPS positioner is at the preset working position, the calculation of the workload is started;
(3) carrying out hand labor by agricultural workers;
(4) the method for calculating the efficiency of the device to workers comprises the following steps: the three-dimensional acceleration sensor samples and measures the displacement information of the hands of agricultural workers in space
(ii) a Calculating the hand movement distance of the sampling interval time, wherein the calculation formula of the hand movement distance is as follows:
wherein,
sampling time interval of the three-dimensional acceleration sensor;
the three-axis gyroscope measures the initial rotation angle of the hand as
And recording the hand rotation back when the agricultural worker works
I.e. the number of hand rotations is
；
Work load
The calculation formula of (2) is as follows:
wherein
、
According to the movement distance s of the hands and the rotation times of the hands
The weight value of (1);
(5) the GPRS signal transceiver sends the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator to the server at regular time; the server can forward the data to a terminal of a manager of the agricultural worker, and the manager can monitor the physical state and the working range of the agricultural worker;
(6) if work interruption of going out, asking for leave and resting occurs in the work, agricultural workers initiate corresponding application information through an operation panel, and the application information is sent to a server through a GPRS signal transceiver; the server forwards the application information to a terminal used by a manager for managing agricultural workers; the manager replies the information to the server; the GPRS signal transceiver receives reply information through the server and transmits the reply information to the MCU, and the MCU judges whether to execute the reply information;
(6) after the agricultural workers finish working, the calculation of the workload is selected to stop through the operation panel;
(7) manager records work result of agricultural worker in the day
；
(8) Working efficiency of the day
The calculation formula of (2) is as follows:
(9) the agricultural worker turns off the whole device through the switch button.
The invention has the beneficial effects that:
1. the invention can judge whether the device is worn or not and the wearing is correct through the heart rate measuring device and the electronic disk sensor, so as to prevent the working efficiency of agricultural workers from being incorrectly recorded. When the strain gauge senses pulse beat, the resistance of the strain gauge changes after the strain gauge vibrates and deforms, and the resistance of the strain gauge is converted into an electric signal through the acquisition circuit, so that whether the strain gauge is worn or not can be judged; and the electronic disk sensor can sense the wearing direction of the device and judge whether agricultural workers wear the device correctly.
2. The invention measures the displacement information of the hands of the agricultural workers in the space, and can judge whether the actions of the agricultural workers are lifting or waving according to the included angle between the motion direction and the gravity direction.
3. The counting method calculates the workload through the hand movement distance and the hand rotation times and gives reasonable weight values according to the types of the agro-farming workers, and because most of manual agro-farming works, such as picking of oranges, need to rotate the wrist to pick the oranges and need to swing the arm up and down to put the picked oranges into the picking bag, namely, the weights for the hand movement distance and the hand rotation times are set and the workload is calculated, the counting method is very scientific, and the device records the workload information completely and accurately.
4. The statistical method of the invention is that after the agricultural workers manually input the work result of the day, the work efficiency is calculated through the work result and the work amount, thus being beneficial to the managers to carry out the work duplication; if the work efficiency of a certain agricultural worker deviates too far from the median, the agricultural worker may be in a low-efficiency working state or unskilled in work or wrong in use, and the manager can find problems from the hand movement and hand rotation information, so that the individual agricultural worker can be trained in a targeted manner, and the work efficiency is improved. With the lapse of time, managers also observe whether the work efficiency of workers is improved or not through longitudinal comparison from the work efficiency of the same agricultural worker to the same work at different times.
5. The device and the statistical method thereof can assist in attendance checking, and because the work efficiency can be calculated within the specified working time and the working time, and agricultural workers can take off the device only after going out, asking for leave and having a rest, the device can be taken off without the approval of managers, thereby avoiding the occurrence of supervision holes and calculation errors.
6. According to the invention, the highest value and the average value of the heart rate measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator are sent at regular time, managers can remotely know the working state and the physical state of agricultural workers in real time, if the data of a certain agricultural worker is greatly deviated from the median of most other agricultural workers, supervision and inspection can be carried out on site, and the problems of worker laziness, spaciousness or physical safety are avoided.
7. The operation panel comprises a time display area, a heart rate display area, an on-duty key, an out-of-duty key, a leave-on key, a rest key, an off-duty key and a state display area, agricultural workers can conveniently check the working condition and the physical condition of the agricultural workers and can send the requirements of going out, asking for leave and having a rest to managers, and the operation is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a circuit schematic of an embodiment of the present invention;
FIG. 3 is a step diagram of a method for operating a device by an agricultural worker without work disruption in accordance with an embodiment of the present invention;
FIG. 4 is a partial view of a watch band according to an embodiment of the present invention;
fig. 5 is a structural diagram of an arterial frequency counter, a capacitive touch screen, a circuit board, a lithium battery and a USB port charging plug according to an embodiment of the present invention;
fig. 6 is a schematic view of an operation panel according to an embodiment of the present invention.
In the figure: 1. a dial plate; 2. a watchband; 3. a capacitive touch screen; 4. a three-dimensional acceleration sensor; 5. a three-axis gyroscope; 6. an electronic disk sensor; 7. a GPS locator; MCU; a GPRS signal transceiver; 10. a lithium battery; a USB port charging plug; 12. a switch button; 13. a strain gauge; 14. an acquisition circuit; 15. an arterial frequency counter; 16. a circuit board; 17. a filter amplifier; 18. a silica gel layer; 19. a time display area; 20. a heart rate display area; 21. a working key; 22. go out the key set; 23. asking for a leave key; 24. a rest button; 25. a key-press for next work; 26. and a status display area.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
The utility model provides a statistics agricultural workman work efficiency's device, includes bracelet, capacitive touch screen 3, three-dimensional acceleration sensor 4, triaxial gyroscope 5, electronic disk sensor 6, GPS locator 7, MCU 8, GPRS signal transceiver 9, lithium cell 10, USB port charging plug 11, shift knob 12. The capacitive touch screen 3 adopts LG brand LD050WV1-SP 01; the three-dimensional acceleration sensor 4 is a three-dimensional acceleration sensor chip with the model number of MMA 7331L; the model of the triaxial gyroscope 5 is IMU-3000; the model of the MCU 8 is MSP430F 1232; the GPRS signal transceiver 9 adopts a USR-GPRS232-7S2 wireless transmission module; a charging circuit is arranged in the USB port charging plug 11, and the interface is USB 2.0; the GPS locator 7 is model number Air 800.
As shown in fig. 1, the bracelet includes a dial 1 and a band 2.
As shown in fig. 2, 3, 4 and 5, the MCU 8 is connected to the three-dimensional acceleration sensor 4, the three-axis gyroscope 5, the electronic disk sensor 6, the GPS locator 7 and the heart rate measuring device. The three-dimensional acceleration sensor 4, the three-axis gyroscope 5, the electronic disk sensor 6, the GPS locator 7, the MCU 8 and the GPRS signal transceiver 9 are integrated on the circuit board 16. The circuit board 16 is mounted inside the dial 1. The USB port charging plug 11 is connected to the lithium battery 10 through a wire. The heart rate measuring device is arranged on the inner layer of the watchband 2. The heart rate measuring device comprises a plurality of strain gauges 13, an acquisition circuit 14, a filter amplifier 17 and an arterial frequency counter 15; the acquisition circuit 14 is connected with the input end of the filter amplifier 17, and the output end of the filter amplifier 17 is connected with the artery frequency counter 15 through a lead; the artery frequency counter 15 is connected with a circuit board 16 provided with the MCU 8 through a lead. The acquisition circuit 14 is provided on the inner layer of the bracelet 2 and is covered by a layer of silicone 18. One end of each strain gauge 13 is connected with the acquisition circuit 14, and the other end of each strain gauge is exposed outside the silica gel layer 18.
The GPRS signal transceiver 9 can send the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator 7 to the server at regular time; the server can forward the data to a designated terminal, such as a mobile phone APP of a manager.
As shown in fig. 6, the operation panel of the capacitive touch screen 3 includes a time display area 19, a heart rate display area 20, an on-duty key 21, an out-of-duty key 22, an ask-for-leave key 23, a rest key 24, an off-duty key 25, and a status display area 26.
The statistical method using the above embodiment includes the steps of:
(1) after an agricultural worker wears the device, a switch button 12 is turned on, the whole device is started, an initial picture is displayed on the capacitive touch screen 3, the electronic disk sensor 6 and the heart rate measuring device judge whether the device is worn correctly, and if the device is worn correctly, the capacitive touch screen 3 displays an operation panel; if not, the capacitive touch screen 3 displays a prompt of 'incorrect wearing position'; the agricultural workers need to wear the device again;
(2) an agricultural worker clicks an on-duty key 21 through an operation panel of the capacitive touch screen 3; if the starting time is within the preset working time and the position information measured by the GPS positioner 7 is in the preset working position, the calculation of the workload is started; if the starting time is not within the preset working time and the position information measured by the GPS positioner 7 is not in the preset working position, the capacitive touch screen 3 displays a prompt of 'not starting working';
(3) the agricultural workers carry out hand labor;
(4) the method for calculating the efficiency of the device to workers comprises the following steps: the three-dimensional acceleration sensor 4 samples and measures displacement information (x, y, z) of the hands of agricultural workers in space; calculating the hand movement distance of the sampling interval time, wherein the calculation formula of the hand movement distance is as follows:
wherein,
is the sampling time interval of the three-dimensional acceleration sensor 4;
the triaxial gyroscope 5 measures the initial rotation angle of the hand as
And recording the hand rotation back when the agricultural worker works
I.e. the number of hand rotations is
；
Work load
The calculation formula of (2) is as follows:
wherein
、
According to the movement distance s of the hands and the rotation times of the hands
The weight value of (1);
(5) the GPRS signal transceiver 9 sends the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator 7 to the server at regular time; the server can forward the data to a terminal of a manager of the agricultural worker, and the manager can monitor the physical state and the working range of the agricultural worker;
(6) if work interruption of going out, asking for leave and rest occurs in work, agricultural workers press an going-out key 22 or a asking for leave key 23 or a rest key 24 through an operation panel to initiate corresponding application information, and the application information is sent to a server through a GPRS signal transceiver 9; the server forwards the application information to a terminal used by a manager for managing agricultural workers; the manager replies the information to the server; the GPRS signal transceiver 9 receives the reply information through the server and transmits the reply information to the MCU 8;
(7) after the work of the agricultural workers is finished, the work load calculation is stopped by selecting the off-duty key 25 through the operation panel; if the stop time is within the preset off-duty time, stopping calculating the workload; if the stop time is not within the preset working time, the capacitive touch screen 3 displays a prompt of 'the working time is not up';
(8) manager records work result of agricultural worker in the day
；
(9) Working efficiency of the day
The calculation formula of (2) is as follows:
(10) the agricultural worker turns off the entire device by the switch knob 12.
The invention has better statistical effect only on farm works which have certain amount of exercise on some hands or need to move, and has little statistical effect on the works which do not move and only have the action of fingers.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes or modifications may be made by the patentees within the scope of the appended claims, and within the scope of the invention, as long as they do not exceed the scope of the invention described in the claims.
Claims (9)
1. A statistical method of a device for counting the working efficiency of agricultural workers is characterized in that the device for counting the working efficiency of the agricultural workers comprises the following steps:
the three-dimensional acceleration sensor is used for measuring the displacement information of the hands of agricultural workers in the space;
the three-axis gyroscope is used for measuring the rotation angle information of the hand;
the electronic magnetic disk sensor is used for detecting the direction of wearing the device;
the GPS positioner is used for recording the position information and the movement track information of agricultural workers;
the heart rate measuring device is used for monitoring the heart rate of agricultural workers and judging whether the device is detached or not;
the capacitive touch screen is used for checking relevant data of the working efficiency of agricultural workers and the state of the device, and controlling the starting and ending of the working efficiency calculation through the display and touch operation panel;
the GPRS signal transceiver is used for uploading the working efficiency and the application information of the agricultural workers to the server; the server can forward data to a designated terminal;
the lithium battery is used for supplying power to the whole device;
the MCU is respectively connected with the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the heart rate measuring device, the GPRS signal transceiver and the lithium battery; the system is used for analyzing and calculating the collected displacement information of the hand in the space, the rotation angle information of the hand, the heart rate, the position information and the movement track information, and obtaining the working efficiency of workers;
the charging device is connected with the lithium battery; the battery charging device is used for charging the lithium battery;
the switch button is connected with the lithium battery; for starting or shutting down the entire device;
the heart rate measuring device and the electronic disk sensor are used for judging whether the device is worn or not and whether the device is worn correctly or not; the electronic disk sensor can sense the wearing direction of the device and judge whether agricultural workers wear the device correctly;
the method comprises the following steps:
(1) after an agricultural worker wears the device, the switch button is turned on, the whole device is started, the capacitive touch screen displays an initial picture, and the electronic disk sensor and the heart rate measuring device judge whether the device is worn correctly;
(2) calculating the starting workload of agricultural workers through an operation panel of the capacitive touch screen; if the starting time is within the preset working time and the position information measured by the GPS positioner is at the preset working position, the calculation of the workload is started;
(3) carrying out hand labor by agricultural workers;
(4) the method for calculating the efficiency of the device to workers comprises the following steps: the three-dimensional acceleration sensor samples and measures the displacement information of the hands of agricultural workers in space
(ii) a Calculating the hand movement distance of the sampling interval time, wherein the calculation formula of the hand movement distance is as follows:
wherein,
for acceleration in three dimensionsA sampling time interval of the degree sensor;
the three-axis gyroscope measures the initial rotation angle of the hand as
And recording the hand rotation back when the agricultural worker works
I.e. the number of hand rotations is
；
Work load
The calculation formula of (2) is as follows:
wherein
、
According to the movement distance s of the hands and the rotation times of the hands
The weight value of (1);
(5) the GPRS signal transceiver sends the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the moving track information measured by the GPS locator to the server at regular time; the server can forward the data to a terminal of a manager of the agricultural worker, and the manager can monitor the physical state and the working range of the agricultural worker;
(6) if work interruption of going out, asking for leave and resting occurs in the work, agricultural workers initiate corresponding application information through an operation panel, and the application information is sent to a server through a GPRS signal transceiver; the server forwards the application information to a terminal used by a manager for managing agricultural workers; the manager replies the information to the server; the GPRS signal transceiver receives reply information through the server and transmits the reply information to the MCU, and the MCU judges whether to execute the reply information;
(7) after the agricultural workers finish working, the calculation of the workload is selected to stop through the operation panel;
(8) manager records work result of agricultural worker in the day
；
(9) Working efficiency of the day
The calculation formula of (2) is as follows:
(10) the agricultural worker turns off the whole device through the switch button.
2. The statistical method of claim 1, wherein: the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the MCU and the GPRS signal transceiver are integrated on the circuit board.
3. The statistical method of claim 1, wherein: the heart rate measuring device comprises a plurality of strain gauges, an acquisition circuit, a filter amplifier and an artery frequency counter; the strain gauge is connected with the acquisition circuit, the acquisition circuit is connected with the input end of the filter amplifier, and the output end of the filter amplifier is connected with the arterial frequency counter through a lead.
4. The statistical method of claim 1, wherein: the device of statistics agricultural workman work efficiency still includes the bracelet, the bracelet includes dial plate and watchband.
5. A statistical method according to claim 2, characterized in that: the three-dimensional acceleration sensor, the three-axis gyroscope, the electronic disk sensor, the GPS positioner, the MCU and the GPRS signal transceiver are arranged in the dial.
6. A statistical method according to claim 2, characterized in that: the heart rate measuring device is arranged on the inner layer of the watchband.
7. The statistical method of claim 1, wherein: the operation panel comprises a time display area, a heart rate display area, an on-duty key, an out-of-duty key, a leave-on key, a rest key, an off-duty key and a state display area.
8. The statistical method of claim 1, wherein: the GPRS signal transceiver can send the heart rate maximum value and the heart rate average value measured by the heart rate measuring device and the position information and the movement track information measured by the GPS locator to the server at regular time; the server can forward the data to a designated terminal.
9. The statistical method of claim 1, wherein: the charging device is a USB port charging plug and is connected with the lithium battery through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910573550.5A CN110292387B (en) | 2019-06-28 | 2019-06-28 | Device and method for counting working efficiency of agricultural workers |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910573550.5A CN110292387B (en) | 2019-06-28 | 2019-06-28 | Device and method for counting working efficiency of agricultural workers |
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| Publication Number | Publication Date |
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| CN110292387A CN110292387A (en) | 2019-10-01 |
| CN110292387B true CN110292387B (en) | 2022-05-27 |
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| CN111161319A (en) * | 2019-12-30 | 2020-05-15 | 秒针信息技术有限公司 | Work supervision method and device and storage medium |
| CN112819306A (en) * | 2021-01-22 | 2021-05-18 | 同济大学 | Method, system, device and medium for evaluating work efficiency based on computer vision |
| CN112923972A (en) * | 2021-01-27 | 2021-06-08 | 苏州凌世智能科技有限公司 | Operation monitoring method, bracelet and user side |
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