CN216485508U - Grain quantity monitoring device based on laser radar - Google Patents
Grain quantity monitoring device based on laser radar Download PDFInfo
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- CN216485508U CN216485508U CN202122643199.8U CN202122643199U CN216485508U CN 216485508 U CN216485508 U CN 216485508U CN 202122643199 U CN202122643199 U CN 202122643199U CN 216485508 U CN216485508 U CN 216485508U
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Abstract
The utility model provides a grain quantity monitoring device based on a laser radar, which is used for detecting the grain quantity in real time in the grain drying process, wherein the grain is continuously transported through a conveying belt, and the tail end of the conveying belt is directly connected with a drying tower, and the grain quantity monitoring device comprises: grain section measuring device, belt speed sensor, grain section measuring device installs in the conveyor belt top, and grain section measuring device measures the height of grain on the conveyor belt and obtains the cross sectional area of grain according to conveyor belt's position, can accurately calculate the grain quantity that gets into in the drying tower according to the cross sectional area of grain and the functioning speed of transport. According to the utility model, the grain section area on the conveying belt is measured by the grain section measuring device, the grain volume entering the drying tower is calculated by an integral method by matching with the belt speed measuring device, contact is not required, the volume data of the grain can be rapidly and accurately calculated, and the cost is lower compared with that of a traditional belt scale.
Description
Technical Field
The utility model relates to the field of measuring instruments, in particular to a grain quantity monitoring device based on a laser radar.
Background
At present, the degree of agricultural machinery is higher and higher, and it is very necessary to plan and count the grain yield. Grain drying centers with different scales are newly built in various places in new agriculture and forestry, and governments need to supervise the operation every day and make up according to starting operation data. Subsidy is given according to the grain quantity of drying, but current drying equipment is equipped with the belt weigher usually and monitors the grain quantity, but the precision through the belt weigher is not high to the cost is higher, and the weight of grain is monitored alone simultaneously and can not be monitored the volume of grain, because there is the difference in the moisture content of different areas grain so the grain quantity is not accurate through weight calibration.
Disclosure of Invention
In view of the above problems in the background art, the present invention provides a device for monitoring grain quantity based on a laser radar, which is used for detecting the grain quantity in real time during a grain drying process, wherein grain is continuously transported by a conveyor belt, and the end of the conveyor belt is directly connected to a drying tower, and the device comprises: grain section measuring device, belt speed sensor, grain section measuring device installs the conveyor belt top, grain section measuring device measures the height of grain on the conveyor belt and obtains the sectional area of grain according to conveyor belt's position, can accurately calculate the grain quantity that gets into in the drying tower according to the sectional area of grain and the functioning speed of carrying.
Furthermore, the grain section measuring device is specifically a two-dimensional laser radar, the radar data refresh rate is 50Hz at the maximum, and the precision is +/-2 mm.
Furthermore, the belt speed measuring device uses an OMRON high-precision sensor, and the linear speed of the conveying belt can be accurately measured through the OMRON high-precision sensor.
Further, the method also comprises the following steps: and the data calculation unit calculates the quantity of the grains entering the drying tower by adopting an integral method according to the area of the grain section and the conveying speed.
Further, the method also comprises the following steps: the cloud end platform is used for storing data and collecting and counting the quantity of grains dried in each grain drying center.
Further, the grain section measuring device with all install the fixing base on the belt speed sensor, set up the mounting hole on the fixing base, utilize locking screw and lock nut group with grain section measuring device with the belt speed sensor is fixed on conveyor belt's support.
Compared with the prior art, the utility model provides a grain quantity monitoring device based on a laser radar, which has the following beneficial effects:
1. according to the utility model, the grain section area on the conveying belt is measured by the grain section measuring device, the grain volume entering the drying tower is calculated by an integral method by matching with the belt speed measuring device, contact is not required, the volume data of the grain can be rapidly and accurately calculated, and the cost is lower compared with that of a traditional belt scale.
2. The grain drying system is also provided with a cloud platform, the calculation unit calculates grains conveyed in each time period and sends the grains to the cloud platform, and the cloud platform collects and counts the grain drying quantity of each grain drying center.
Description of the drawings:
fig. 1 is a schematic structural diagram of a grain quantity monitoring device based on a laser radar.
Fig. 2 is a schematic view of a three-dimensional structure of a belt speed measuring device of a grain quantity monitoring device based on a laser radar.
Fig. 3 is a block diagram of a grain quantity monitoring device based on a laser radar.
Wherein: 1-a conveyor belt; 2-grain; 3-a grain section measuring device; 4-a belt speed measuring device; 5-a calculation unit; 6-cloud platform.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, specific embodiments accompanied with figures are described in detail below, and it is apparent that the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making creative efforts based on the embodiments of the present invention, shall fall within the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
The present invention will be described in detail with reference to the drawings, wherein the cross-sectional views illustrating the structure of the device are not enlarged partially in general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
Meanwhile, in the description of the present invention, it should be noted that the terms "upper, lower, inner and outer" 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 operate, and thus, cannot be construed as limiting the present invention. Furthermore, the terms first, second, or third are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The terms "mounted, connected and connected" in the present invention are to be understood broadly, unless otherwise explicitly specified or limited, for example: can be fixedly connected, detachably connected or integrally connected; they may be mechanically, electrically, or directly connected, or indirectly connected through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, the present invention provides a grain quantity monitoring device based on a laser radar, which is used for detecting the grain quantity in real time during the drying process of grains 2, wherein the grains 2 are continuously transported by a conveyor belt 1, and the tail end of the conveyor belt 1 is directly connected with a drying tower, and the device comprises: grain section measuring device 3, belt speed sensor 4, grain section measuring device 3 installs in conveyor belt 1 top, grain section measuring device 3 measures the height of grain 2 on conveyor belt 1 and obtains the sectional area of grain 2 according to conveyor belt 1's position, grain section measuring device 3 specifically is two-dimensional laser radar, radar data refresh rate is 50Hz the most, the precision is +/-2mm, belt speed sensor 4 uses OMRON high accuracy sensor, can the accurate linear velocity of measuring conveyor belt 1 through OMRON high accuracy sensor, the grain quantity in getting into the drying tower can be calculated to the operating speed according to grain 2's sectional area and transport. According to the utility model, the grain section area on the conveying belt is measured by the grain section measuring device, the grain volume entering the drying tower is calculated by an integral method by matching with the belt speed measuring device, contact is not required, the volume data of the grain can be rapidly and accurately calculated, and the cost is lower compared with that of a traditional belt scale.
In order to conveniently and rapidly obtain the volume data of the grains entering the drying tower, the utility model is also provided with: and the data calculation unit 5, the grain section measurement device 3 and the belt speed measurement device 4 are connected to the data calculation unit 5, and the data calculation unit 5 calculates the quantity of grains entering the drying tower by an integral method according to the grain section area and the conveying speed.
The grain section measuring device 3 measures in real time to obtain a dynamic curve graph of grain section area with respect to time; the belt speed measuring device 4 measures in real time to obtain a curve graph of the belt conveying speed relative to time. The cross-sectional area is multiplied by the conveying speed to obtain a curve graph of the volume with respect to time, and the total volume of the grains entering the drying tower can be obtained by an integral method.
In order to conveniently monitor the grain quantity and gather the grain quantity of each grain drying center, the utility model also comprises: the cloud platform 6 is provided with a signal sending device on the data calculation unit 5, the data calculation unit 5 calculates grain volume conveyed in unit time period and sends the grain volume to the cloud platform 6 through the signal sending device, and the cloud platform 6 stores the data and collects and counts grain drying quantity of each grain drying center.
In order to facilitate the rapid field installation of the grain section measuring device 3 and the belt speed measuring device 4, the grain section measuring device 3 and the belt speed measuring device 4 are respectively provided with a fixed seat, the fixed seats are provided with mounting holes, and the grain section measuring device and the belt speed measuring device are fixed on a bracket of the conveying belt 1 by using a locking screw and a locking nut group.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a grain quantity monitoring devices based on laser radar for grain quantity real-time detection in grain (2) stoving process, grain (2) carry out continuous transport through conveyor belt (1), and the end of conveyor belt (1) is direct to be connected with the drying tower, its characterized in that includes: grain section measuring device (3), belt speed sensor (4), grain section measuring device (3) are installed conveyor belt (1) top, grain section measuring device (3) are measured the height of grain (2) and are obtained the sectional area of grain (2) according to the position of conveyor belt (1) on conveyor belt (1), and the grain quantity that gets into in the drying tower can accurately be calculated according to the sectional area of grain (2) and the functioning speed of carrying.
2. The lidar based grain quantity monitoring device according to claim 1, wherein the grain section measuring device (3) is a two-dimensional lidar, the radar data refresh rate is 50Hz at maximum and the precision is +/-2 mm.
3. The lidar based grain quantity monitoring device according to claim 2, wherein the belt speed measuring device (4) uses an OMRON high-precision sensor, and the OMRON high-precision sensor can accurately measure the linear speed of the conveying belt (1).
4. The lidar-based grain quantity monitoring device according to claim 3, further comprising: the grain section measuring device (3) and the belt speed measuring device (4) are connected to the data calculating unit (5), and the data calculating unit (5) calculates the quantity of grains entering the drying tower by an integral method according to the grain section area and the conveying speed.
5. The lidar-based grain quantity monitoring device according to claim 4, further comprising: cloud end platform (6), be equipped with signal transmission device on data calculation unit (5), data calculation unit (5) calculate the grain volume of carrying in the unit time section and send cloud end platform (6) through signal transmission device, and cloud end platform (6) are stored data and are gathered statistics to each grain drying center stoving grain quantity.
6. The laser radar-based grain quantity monitoring device according to claim 2, wherein fixing seats are mounted on the grain section measuring device (3) and the belt speed measuring device (4), mounting holes are formed in the fixing seats, and the grain section measuring device and the belt speed measuring device are fixed on a support of the conveying belt (1) through locking screw and locking nut sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643199.8U CN216485508U (en) | 2021-11-01 | 2021-11-01 | Grain quantity monitoring device based on laser radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122643199.8U CN216485508U (en) | 2021-11-01 | 2021-11-01 | Grain quantity monitoring device based on laser radar |
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| Publication Number | Publication Date |
|---|---|
| CN216485508U true CN216485508U (en) | 2022-05-10 |
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| CN202122643199.8U Active CN216485508U (en) | 2021-11-01 | 2021-11-01 | Grain quantity monitoring device based on laser radar |
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| CN (1) | CN216485508U (en) |
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2021
- 2021-11-01 CN CN202122643199.8U patent/CN216485508U/en active Active
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