WO2022041605A1

WO2022041605A1 - New type of visual grain monitoring terminal

Info

Publication number: WO2022041605A1
Application number: PCT/CN2020/139914
Authority: WO
Inventors: 漆小春; 李涛; 李新; 白鸥; 黄福芝; 叶竹之; 桑利
Original assignee: 成都奥森泰科技有限公司
Priority date: 2020-08-31
Filing date: 2020-12-28
Publication date: 2022-03-03

Abstract

Disclosed is a new type of visual grain monitoring terminal, comprising a cover panel and a housing; a circuit board is arranged in the housing, a telescopic adjustment mechanism and a detection apparatus are connected to the circuit board, and the circuit board is connected to a peripheral processing terminal by means of a signal line; the housing is provided with an insect removal tube, said insect removal tube is composed of an inner housing and an outer housing, the inner housing is arranged in the outer housing, and small holes are disposed on both the inner housing and the outer housing; the length of the inner housing is shorter than the length of the outer housing, the inner housing is connected to the telescopic adjustment mechanism, and can move upward and downward in the outer housing; the circuit board can control the expansion and contraction of the telescopic adjustment mechanism to cause the inner housing of the insect removal tube to move upward and downward, thus achieving opening and closing of small holes; when the monitoring terminal needs to be taken out, the telescopic adjustment mechanism is first controlled to close the small holes to prevent garbage and dust from entering the image capture area in the inner housing, effectively reducing the impact of waste and dust on the camera; the structure of the present invention is simple, and operation is convenient.

Description

A new type of visual grain monitoring terminal

technical field

The invention relates to the field of grain environment monitoring, in particular to a novel visual grain monitoring terminal.

Background technique

There is an old saying in China: "people take food as their heaven", and food is related to people's survival plan. my country is a country with a large population, and there is a large amount of food consumption every year. Among them, it is very important to store food. Improper management of food storage will cause problems. It leads to insect pests and mildew in the grain, making the grain inedible, and even unable to be sown as seeds. According to relevant statistics, the annual grain loss in my country is as high as 100 million yuan, so the storage management of grain is particularly important.

In storage, we need effective means to monitor the temperature, humidity, insect pests and other conditions of grains, so as to respond to and manage the occurrences in a timely manner. At the same time, we also need intelligent and precise monitoring means to provide grain management personnel with accurate information. Data and give rationalized processing opinions to reduce manpower and material resources.

The existing temperature and humidity monitoring system has been widely used in grain storage; the system has a simple structure, is distributed in a network in the grain, and is connected to various sensors on the grain surface through signal lines; the temperature and humidity monitoring system can The temperature and humidity are detected and fed back to the system. The management personnel will judge the changes in temperature and humidity according to their own experience, identify the reasons for the changes in temperature and humidity, and determine whether there are insect pests and whether they need to be dealt with accordingly; the system has great advantages It is not intuitive enough to observe the number and types of pests at the first time, which is inconvenient and unintelligent for users, and is prone to misjudgment of information and slow response.

The existing wireless grain depot detection system has a relatively small application range. It is a wireless detection system. Its structure is a probe rod, the upper end is a signal processing circuit board and a power supply, and the lower end is a section with many small holes. Empty pole; the principle is to use the characteristics that pests like to drill small holes to lure the pests into the empty pole, and use the proximity switch to count the pests, so as to monitor the pests in the grain, but the detection depth is extremely limited, and the longest can only detect one meter. Depth, can not meet the depth requirements of the grain depot, and small grain grains will also produce errors. Although the count is wireless, the number of connected probe rods is small and cannot cover the entire grain depot. The power supply uses dry batteries, which have short standby time and cannot be recharged. use.

The intelligent monitoring terminal for stored grain pests adds the pest identification function on the basis of the above. It is connected to the pest trapping pipe through wiring and pipes. When the pests enter the trapping pipe, the vacuum pump outside the granary will suck the pests into the designated image collection point through the pipe. Identify; the terminal needs to renovate the granary, lay a large number of pipelines, high construction cost, complex structure, easy to block the pipeline, high failure rate, limited depth, and extremely limited monitoring range (there is only one monitoring point for each node); For personnel, the operation is complicated and the management cost is high, so it is not suitable for large-scale promotion.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a new type of visual grain monitoring terminal in view of the problems that the current monitoring terminal pipeline is easy to block, the granary needs to be transformed, the depth is limited, and the monitoring range is extremely limited, which solves the problem that the current monitoring terminal pipeline is easy to block. , the granary needs to be transformed, the depth is limited, and the monitoring range is extremely limited.

The technical scheme of the present invention is as follows:

A novel visual grain monitoring terminal, comprising a cover plate and a casing, a circuit board is arranged in the casing, a telescopic adjustment mechanism and a detection device are connected to the circuit board, and the circuit board is processed with the peripheral through a signal line The shell is provided with a worm-taking tube, and the worm-taking tube is composed of an inner shell and an outer shell, the inner shell is arranged in the outer shell, and the inner shell and the outer shell are both provided with small holes; the The length of the inner shell is shorter than that of the outer shell, and the inner shell is connected with the telescopic adjustment mechanism, which can move up and down in the outer shell.

Further, the detection device includes a camera, a temperature sensor and a humidity sensor.

Further, a fill light is provided on one side of the camera.

Further, a sealed cabin is arranged in the casing, one side of the sealed cabin is open, and the other side is sealed; the sealed cabin is made of transparent material, and the telescopic adjustment mechanism is arranged below the sealed cabin; inside the sealed cabin A partition is provided, and the partition divides the sealed cabin into an installation cavity and a sealed cavity; the circuit board and the camera are arranged in the installation cavity; the pins of the temperature sensor and the humidity sensor are connected to the circuit board through the partition, and The probes of the temperature sensor and the humidity sensor are arranged on the side where the sealing cavity is located, and the sealing cavity is filled with electronic sealant.

Further, the shell is provided with a buckle, and the cover plate is provided with a buckle through hole used in cooperation with the buckle; the casing and the cover are connected by bolts; the cover is also fixedly provided with Stainless steel cardboard.

Further, the signal line also includes two steel wire ropes, and the steel wire ropes are connected with the stainless steel clip through a wire lock.

Further, the small hole on the inner shell is provided with a protrusion at the position of the side wall of the inner shell.

Further, the telescopic adjustment mechanism is a telescopic motor, an electric push rod or a self-sustaining electromagnet.

A detection system composed of a new type of visual grain monitoring terminal is formed by connecting a plurality of new visual grain monitoring terminals in series through steel wire ropes in a signal line.

Further, the end of the wire rope is connected to the tail hook through a wire lock, and the tail hook is in an arc shape as a whole.

Compared with the prior art, the beneficial effects of the present invention are:

1. A new type of visual grain monitoring terminal, including a cover plate and a casing, a circuit board is arranged in the casing, a telescopic adjustment mechanism and a detection device are connected to the circuit board, and the circuit board is connected to the circuit board through a signal line. The peripheral treatment end is connected; the shell is provided with a worm-taking tube, and the worm-taking tube is composed of an inner shell and an outer shell, the inner shell is arranged in the outer shell, and both the inner shell and the outer shell are provided with small holes; The length of the inner shell is shorter than that of the outer shell, and the inner shell is connected with the telescopic adjustment mechanism, which can move up and down in the outer shell; the expansion and contraction of the telescopic adjustment mechanism can be controlled by the circuit board to make the inner shell in the insect-taking tube move up and down so as to realize the small size. The opening and closing of the hole, when the monitoring terminal needs to be taken out, the telescopic adjustment mechanism will be controlled first to close the small hole to prevent garbage and dust from entering the image acquisition area in the inner shell, effectively reducing the impact of garbage and dust on the camera.

2. A new type of visual grain monitoring terminal, the shell is provided with a buckle, and the cover plate is provided with a buckle through hole for use with the buckle; the casing and the cover are connected by bolts; the A stainless steel card plate is also fixedly arranged on the cover plate; the signal line also includes two steel wire ropes, and the steel wire rope and the stainless steel card plate are connected by a wire lock; the wire rope in the signal line and the stainless steel card plate are connected by a wire lock The connection ensures that the shell is not under tension, and the structure is more secure, so that the force of the entire monitoring terminal is transmitted through the wire rope, and the network cable that transmits the signal in the signal line will not be under tension, which ensures the stability of the signal transmission and prevents violent construction. The risk of damage or the monitoring terminal cannot be taken out from the grain; and the shell and the cover are connected by snaps, which facilitates the disassembly of the shell and facilitates cleaning.

3. A new type of visual grain monitoring terminal, a sealed cabin is arranged in the shell, one side of the sealed cabin is open, and the other side is sealed; the sealed cabin is made of transparent material, and the telescopic adjustment mechanism is arranged on the side of the sealed cabin. bottom; a partition is arranged in the sealed cabin, and the partition divides the sealed cabin into an installation cavity and a sealed cavity; the circuit board and the camera are arranged in the installation cavity; the pins of the temperature sensor and the humidity sensor pass through the partition The board is connected with the circuit board, and the probes of the temperature sensor and the humidity sensor are arranged on the side where the sealing cavity is located, and the sealing cavity is filled with electronic sealant; the setting of the electronic sealant completely avoids the insecticidal gas in the grain from affecting the circuit. Corrosion, prolonging the service life; and in the monitoring terminal, because the circuit board is integrated in the installation cavity, the whole structure is compact, small and exquisite, convenient for maintenance, less fault points, overall beautiful, reducing the resistance of buried grain, which is convenient for layout In any position of the granary, it can effectively reduce the blind spot of monitoring.

4. A new type of visual grain monitoring terminal, which collects insect pests, temperature and humidity data of the grain environment in the granary through cameras, temperature sensors and humidity sensors. to conduct comprehensive monitoring and analysis of the food environment.

5. A detection system consisting of a new type of visual grain monitoring terminal, the detection system is formed by connecting a plurality of new visual grain monitoring terminals in series through the wire rope in the signal line; it also includes a sampling rod; the The end of the wire rope is connected with the tail hook through the wire lock buckle. The tail hook is arc-shaped as a whole. The number of visual grain monitoring terminals, by inserting the sampling rod into the grain pile, drives the detection system to be inserted into the grain pile smoothly, and then monitors the grain pile. The structure is simple and the operation is convenient. Place the opening of the sampling rod towards the tail end of the tail hook, push the sampling rod downwards, thereby driving the detection system to move down to enter the granary, and then start monitoring.

Description of drawings

Figure 1 is an exploded view of a new type of visual grain monitoring terminal;

Fig. 2 is a structural schematic diagram of a new type of visual grain monitoring terminal;

Fig. 3 is a partial enlarged view of A in Fig. 1

4 is a schematic structural diagram of a cover plate of a novel visual grain monitoring terminal;

Figure 5 is a schematic structural diagram of a sealed cabin of a new type of visual grain monitoring terminal;

6 is a schematic structural diagram of a casing of a novel visual grain monitoring terminal;

7 is a schematic structural diagram of an inner shell of a novel visual grain monitoring terminal;

FIG. 8 is a schematic structural diagram of a detection system composed of a new type of visual grain monitoring terminal.

Reference numerals: 11-cover, 12-shell, 13-circuit board, 14-signal line, 15-insect tube, 16-sealed compartment, 17-stainless steel clip plate, 18-wire lock, 19-tail Hook, 111- Snap through hole, 131- Telescopic adjustment mechanism, 132- Temperature sensor, 133- Humidity sensor, 134- Camera, 141- Steel wire rope, 151- Inner shell, 152- Outer shell, 153- Small hole, 161- Spacer Board, 162-installation cavity, 163-sealed cavity, 1311-annular protrusion, 1341-fill light, 1511-annular slot, 1521-buckle, 1531-protrusion.

detailed description

It should be noted that the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device comprising a series of elements includes not only those elements, but also no Other elements expressly listed, or which are also inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The features and performances of the present invention will be further described in detail below in conjunction with the embodiments.

Example 1

1-7, a new type of visual grain monitoring terminal includes a cover plate 11 and a casing 12. The casing 12 and the cover plate 11 are connected by bolts. After the casing 12 and the cover are assembled together A cavity is formed, and a circuit board 13 is arranged in the casing 12 , and the circuit board 13 is also arranged in the cavity.

The circuit board 13 is connected with a telescopic adjustment mechanism 131 and a detection device. The telescopic adjustment mechanism 131 here adopts a self-retaining electromagnet. After being energized, the slider will move towards the iron core due to the action of the electromagnetic field, and will eventually stop at the end position; and when the power supply is cut off, its slider can still rely on the magnetic force of the permanent magnetic field to maintain it. In the original position, if the slider is to return, a reverse voltage or current must be applied.

The detection device includes a camera 134, a temperature sensor 132 and a humidity sensor 133, and one side of the camera 134 is provided with a fill light 1341; the circuit board 13 is connected to the peripheral processing terminal through the signal line 14; Line 14 is all incorporated into the electrical control box through the hub. There are multiple hubs, switching power supplies and a serial server in the electrical control box; the switching power supply supplies power to the hub and the serial server; the electrical control box will monitor the information collected by the terminal through the serial server to The wireless form is sent to the communication server management center for analysis and processing.

The peripheral processing terminal can process the image information, temperature information and humidity information transmitted through the signal line 14, intelligently record statistics and draw temperature and humidity curves, and identify whether there are insect pests and types in the grain, if there is any abnormality (local temperature rise, in the photo If there are pests, etc.), it will actively save the relevant information and notify the personnel to deal with it. When the personnel check the specific situation, the relevant data and photos will be automatically called up and handed over to manual judgment and treatment and give treatment advice.

The shell 12 is provided with a worm pipe 15, and a groove is set on the shell 12 for installing the worm pipe 15. The worm pipe 15 is composed of an inner shell 151 and an outer shell 152, and the inner shell 151 is arranged on the outer shell. 152, the inner shell 151 and the outer shell 152 are provided with small holes 153, both ends of the outer shell 152 are open structures; one end of the inner shell 151 is sealed, the other end is an open structure, and the inner shell 151 One side of the opening is connected to the sealed cabin 16, which is also a kind of seal in disguised form. At this time, the space formed in the inner shell 151 is the image acquisition area for the camera 134 to collect images, and the corresponding camera 134 should also be facing the image. Collection area; the length of the inner shell 151 is shorter than that of the outer shell 152, because the length of the inner shell 151 is shorter than that of the outer shell 152, and the inner shell 151 is arranged in the outer shell 152, in other words, the size of the inner shell 151 should be smaller than The size of the outer shell 152 is to ensure that the inner shell 151 can move up and down in the outer shell 152; the inner shell 151 is connected with the telescopic adjustment mechanism 131, and the connection method can be a common fixed connection method; preferably, it is set below the inner shell 151 The annular groove 1511 is provided with an annular protrusion 1531 at the output end of the telescopic adjustment mechanism 131, so that the annular protrusion 1531 is snapped into the annular groove 1511 to realize the connection between the telescopic adjustment mechanism 131 and the inner shell 151. This connection method can be directly upward The disassembly of the inner shell 151 can be realized by moving the inner shell 151, which is easy to operate. The inner shell 151 is connected with the telescopic adjustment mechanism 131 to control the up and down movement of the inner shell 151, and the expansion and contraction range and the setting position of the telescopic adjustment mechanism 131 are dealt with during assembly. Carry out debugging; when the telescopic adjustment mechanism 131 is fully extended, the inner casing 151 and the outer casing 152 are just staggered by one hole position, thereby realizing the closure of the small hole 153 on the inner casing 151; when the telescopic adjustment mechanism 131 is completely retracted, the inner casing 151 The small holes 153 on the upper shell are just aligned with the small holes 153 on the outer shell 152 , so that the small holes 153 on the inner shell 151 can be opened, so that the pests can enter the inner shell 151 smoothly.

In use, before the grain is embedded, the telescopic adjustment mechanism 131 is in a retracted shape, and a hole is staggered between the outer shell 152 and the inner shell 151, so the small hole 153 on the inner shell 151 is in a closed state, effectively preventing During the process of putting grain into the monitoring terminal, garbage and dust enter the inner shell 151 to cause blockage and inaccurate detection; after the grain is buried, the monitoring terminal is powered on, and the peripheral processing terminal will send a signal to the circuit board 13 to enable The telescopic adjustment mechanism 131 is elongated, thereby driving the inner shell 151 to move downward for a certain distance, so that the small hole 153 on the inner shell 151 is aligned with the small hole 153 on the outer shell 152, and the small hole 153 on the inner shell 151 is opened, and the process starts. Monitoring: Using the characteristic that pests like to drill the small holes 153, the pests will enter the inner shell 151 through the small holes 153 on the inner shell 151, that is, enter the image acquisition area.

The monitoring terminal can detect temperature and humidity in real time and upload data; there is a fill light 1341 beside the camera 134 in the monitoring terminal, which can take pictures of the front cavity (ie, the image acquisition area), and can realize real-time monitoring through program control. Or automatically monitor regularly, transmit image information, temperature information and humidity information to the peripheral processing terminal through the signal line 14, intelligently record statistics and draw temperature and humidity curves, identify whether there are insect pests and types in the grain, if there is any abnormality (local temperature rise, photo If there are pests, etc.), it will actively save the relevant information and notify the personnel to deal with it. When the personnel check the specific situation, the relevant data and photos will be automatically called up and handed over to manual judgment and treatment and give treatment advice.

When the monitoring terminal needs to be taken out, the peripheral processing terminal sends a signal to the circuit board 13 to shrink the telescopic adjustment mechanism 131, thereby driving the inner shell 151 to move upward for a certain distance, so that the inner shell 151 and the outer shell 152 are staggered by a hole position to realize the inner shell The small hole 153 on the 151 is closed to prevent garbage and dust from entering the image acquisition area of the inner casing 151 when the monitoring terminal is taken out, thereby effectively reducing the influence of the garbage and dust on the camera 134 .

Example 2

This embodiment is a further description of Embodiment 1, and the same components will not be repeated here. Please refer to FIGS. 1-7 . The housing 12 is provided with an airtight compartment 16 . One side of the airtight compartment 16 is open and the other side is sealed. ; The sealed cabin 16 is made of transparent material, the telescopic adjustment mechanism 131 is arranged below the sealed cabin 16, and the telescopic adjustment mechanism 131 is connected to the circuit board 13 through the control wire through the sealed cabin 16 to achieve circuit communication; the sealed cabin 16 A partition 161 is arranged inside, and the partition 161 divides the sealed compartment 16 into an installation cavity 162 and a sealed cavity 163; the circuit board 13 and the camera 134 are arranged in the installation cavity 162; The feet are connected to the circuit board 13 through the partition 161, and the probes of the temperature sensor 132 and the humidity sensor 133 are arranged on the side where the sealing cavity 163 is located, and the sealing cavity 163 is filled with electronic sealant; because the sealing chamber 16 is made of transparent It is made of material, so although the camera 134 is arranged in the airtight compartment 16, the camera 134 can still monitor the image acquisition area in front.

The setting of the electronic sealant completely avoids the corrosion of the circuit by the insecticidal gas in the grain and prolongs the service life; and in the monitoring terminal, because the circuit board 13 is integrated in the installation cavity 162, the whole structure is compact and small and exquisite, which is convenient for maintenance. , There are few failure points, the overall appearance is beautiful, and the resistance of the buried grain is reduced, which is beneficial to be arranged in any position of the granary, and effectively reduces the monitoring blind spot.

Example 3

This embodiment is a further description of Embodiment 1 and Embodiment 2, and the same components will not be repeated here. Please refer to FIGS. 1-7 . The shell 152 is provided with a buckle 1521 , and the cover plate 11 is provided with a buckle 1521 . The buckle through hole 111 used in conjunction with the buckle 1521; the cover plate 11 is also fixedly provided with a stainless steel clip plate 17, and the signal line 14 also includes two steel wire ropes 141, and the steel wire ropes 141 and the stainless steel clip plate 17 pass through The wire lock 18 is connected.

The steel wire rope 141 in the signal wire 14 is connected with the stainless steel card plate 17 through the wire lock buckle 18 to ensure that the casing 12 is not under tension, and the structure is more secure, so that the force of the monitoring terminal is transmitted through the wire rope 141 and the signal wire 14. The network cable of the signal will not be pulled, to ensure the stability of signal transmission, to prevent damage caused by violent construction or the risk that the monitoring terminal cannot be taken out from the grain; and the shell 152 and the cover 11 are connected by the buckle 1521, which is convenient for the shell 152 disassembly for easy cleaning.

Example 4

This embodiment is a further improvement to Embodiment 1, and the same components will not be repeated here. Please refer to FIGS. 1-7. The small hole 153 on the inner shell 151 is provided with a protrusion 1531 on the position of the side wall of the inner shell 151; because The existence of the protrusions 1531, after the pests climb into the inner shell 151 from the grain through the small holes 153, will fall directly from the edge of the protrusions 1531 to the bottom of the inner shell 151 under the action of gravity. Because of the existence of the protrusions 1531, the pests enter It is not easy to escape after the inner shell 151, which is beneficial for the camera 134 to collect images of pests in the inner shell 151, that is, in the image collection area, and reduce the probability of missed shots.

Example 5

This embodiment is a detection system composed of a new type of visual grain monitoring terminal mentioned in the above-mentioned embodiment. The same components will not be repeated here. Please refer to Figures 1-8. The type grain monitoring terminal is formed by connecting the wire ropes 141 in the signal wire 14 in series; the two wire ropes 141 in the signal wire 14 continue to extend after passing through the wire locks 18 arranged on both sides of the stainless steel clip 17 in a monitoring terminal, and Another monitoring terminal is connected in series on the signal line 14 in the same way, and so on; the realization of the detection system is achieved, so that the detection system of different lengths can be selected according to the needs of the customer and the corresponding use environment, and the length depends on the phase. The size of the gap between adjacent monitoring terminals and the total number of monitoring terminals.

The end of the wire rope 141 is connected to the tail hook 19 through the wire lock 18 , and the tail hook 19 is in an arc shape as a whole.

When in use, hang the tail hook 19 on the head of the sampling rod of the existing grain sampling machine. Under the traction of the grain sampling machine, the detection system enters the position close to the bottom of the granary (it can be arranged at any depth of the granary), and then pull out. With the sampling rod, all monitoring terminals are left in the grain for real-time monitoring.

The above-mentioned embodiments only represent specific implementations of the present application, and the descriptions thereof are specific and detailed, but should not be construed as limiting the protection scope of the present application. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the technical solution of the present application, several modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims

A novel visual grain monitoring terminal, comprising a cover plate (11) and a casing (12), characterized in that a circuit board (13) is arranged in the casing (12), and the circuit board (13) A telescopic adjustment mechanism (131) and a detection device are connected thereon, and the circuit board (13) is connected to the peripheral processing end through a signal line (14); The insect taking tube (15) is composed of an inner shell (151) and an outer shell (152), the inner shell (151) is arranged in the outer shell (152), and both the inner shell (151) and the outer shell (152) are provided with openings There is a small hole (153); the length of the inner shell (151) is shorter than that of the outer shell (152), and the inner shell (151) is connected with the telescopic adjustment mechanism (131) and can move up and down in the outer shell (152).
A novel visual grain monitoring terminal according to claim 1, characterized in that, the detection device comprises a camera (134), a temperature sensor (132) and a humidity sensor (133).
A novel visual grain monitoring terminal according to claim 2, characterized in that, a fill light (1341) is provided on one side of the camera (134).
A new type of visual grain monitoring terminal according to claim 3, characterized in that a sealed cabin (16) is provided in the casing (12), one side of the sealed cabin (16) is open, and the other side is open. side sealing; the sealing chamber (16) is made of transparent material, and the telescopic adjustment mechanism (131) is arranged below the sealing chamber (16); the sealing chamber (16) is provided with a partition (161), the partition (161) Divide the sealing chamber (16) into an installation cavity (162) and a sealing cavity (163); the circuit board (13) and the camera (134) are arranged in the installation cavity (162); the temperature sensor (132) ) and the pins of the humidity sensor (133) are connected to the circuit board (13) through the partition plate (161), and the probes of the temperature sensor (132) and the humidity sensor (133) are arranged on the side where the sealing cavity (163) is located , an electronic sealant is filled in the sealing cavity (163).
A new type of visual grain monitoring terminal according to claim 4, characterized in that a snap (1521) is provided on the casing (152), and a snap (1521) is provided on the cover plate (11). 1521) through-holes (111) for snapping together; the casing (12) and the cover plate (11) are connected by bolts; the cover plate (11) is also fixedly provided with a stainless steel clip plate (17).
A new type of visual grain monitoring terminal according to claim 5, characterized in that, the signal line (14) further includes two steel wire ropes (141), the steel wire ropes (141) and the stainless steel cardboard (141). 17) Connected by wire lock (18).
A novel visual grain monitoring terminal according to claim 1, characterized in that, the small hole (153) on the inner shell (151) is provided with a protrusion (153) on the position of the side wall of the inner shell (151). 1531).
A novel visual grain monitoring terminal according to claim 1, characterized in that, the telescopic adjustment mechanism (131) is a telescopic motor, an electric push rod or a self-sustaining electromagnet.
A detection system composed of a novel visual grain monitoring terminal according to claim 7, characterized in that, the detection system consists of a plurality of novel visual grain monitoring terminals passing through the wire rope ( 141) are formed in series.
A detection system according to claim 9, characterized in that the end of the wire rope (141) is connected to the tail hook (19) through a wire lock (18), and the tail hook (19) is in an arc shape as a whole.