Multi-point temperature, humidity and moisture detection device for grain pile

Abstract

The utility model discloses a grain bulk multipoint humiture and moisture detection device, relates to grain depot detection equipment technical field, including drive motor and detection box, the detection box is located the outer side position of drive motor, the top of drive motor is fixedly equipped with the mounting rack, the both ends of mounting rack pass through and are connected with the mounting pin, the mounting pin passes through the mounting rack. The output end of the driving motor is connected with a rotating column, the bottom end of the rotating column is connected with a first electric telescopic rod, and the output end of the first electric telescopic rod is connected with the detection box. According to the grain pile multipoint temperature, humidity and moisture detection device, the advancing position of the detection head of the detection device can be indicated, the real-time position of the detection head in a grain pile can be conveniently mastered, the multipoint temperature and humidity of the grain pile can be conveniently collected, the detection efficiency and accuracy of the detection device are improved, and when the detection device is idle, the detection head can be conveniently taken out. And a detection head of the detection device can be protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grain depot detection equipment, especially to a kind of grain pile multi-point temperature and humidity, moisture detection device. BACKGROUND

[0002] Grain storage is an effective measure taken by the state for drought, war and other emergencies, and grain is a necessity for human survival. Temperature and humidity are prerequisites for preserving grain. Storing large amounts of grain plays a crucial role in stabilizing the development of the national economy. The main parameters affecting the safe storage of grain are humidity and temperature. The temperature and humidity of the grain pile are usually detected by a temperature and humidity detection device.

[0003] Chinese patent with publication number CN206695833U provides a multi-point detection grain depot temperature and humidity detection device, which includes a rotating motor mounted on the overhead beam of the grain depot. The motor shaft of the rotating motor is connected to a telescopic detection device. The telescopic detection device includes a vertical rod connected to the motor shaft. Two long grooves are formed in the vertical rod along its length direction. The long grooves pass through the vertical rod downward. A sliding plate is provided in the long groove and slides along the long groove. A temperature and humidity sensor is installed at the bottom end of the sliding plate. The utility model drives the telescopic detection device to rotate by the motor to detect different positions at the same height. Moreover, the sliding plate slides up and down in the vertical rod, which can adapt to the temperature and humidity detection needs at different heights.

[0004] In use, the detection head of the traditional grain pile multi-point temperature and humidity and moisture detection device needs to be inserted into the grain pile to carry out detection work. The real-time position of the detection head in the grain pile cannot be grasped, which easily leads to missed detection and repeated detection, affecting the detection efficiency and accuracy of the detection device. When the detection device is idle, the detection head is directly exposed and has no protective measures, facing a high risk of damage. UTILITY MODEL CONTENTS

[0005] The main purpose of the utility model is to provide a grain pile multi-point temperature and humidity and moisture detection device, which can effectively solve the problem of the traditional grain pile multi-point temperature and humidity and moisture detection device in the background art. The detection head needs to be inserted into the grain pile to carry out detection work. The real-time position of the detection head in the grain pile cannot be grasped, which easily leads to missed detection and repeated detection, affecting the detection efficiency and accuracy of the detection device. When the detection device is idle, the detection head is directly exposed and has no protective measures, facing a high risk of damage.

[0006] To achieve the above-mentioned purpose, the utility model adopts the technical scheme:

[0007] The utility model provides a kind of grain stack multi-point temperature and humidity, moisture detection device, including drive motor and detection box, the detection box is located the outside position of drive motor, the top of drive motor is fixedly installed with mounting bracket, the both ends of mounting bracket are all penetrated and are connected with mounting pin, the output of drive motor is connected with rotating column, the bottom of rotating column is connected with No.

[0008] As a further scheme of the utility model, the linkage indicating structure includes an indicating rod, a linkage head and a guide frame, the indicating rod penetrates the top of the detection box, the linkage head is sleeved on the driving part of the second electric telescopic rod, and the guide frame is fixedly installed on the inner surface of the detection box.

[0009] As a further scheme of the utility model, the inner side of the guide frame is rotatably connected with a first fixed pulley and a second fixed pulley, the first fixed pulley and the second fixed pulley are both wound with a traction rope, one end of the traction rope is connected with the linkage head, the other end of the traction rope is connected with a lifting frame, and the lifting frame is connected with the indicating rod.

[0010] As a further scheme of the utility model, the traction directions of the traction rope on both sides of the guide frame are opposite, and the lifting frame moves synchronously with the linkage head.

[0011] As a further scheme of the utility model, the bottom outer side of the detection box is provided with a protective plate, the inner side of the protective plate is penetrated and connected with a guide rod connected with the detection box, and the end position of the guide rod is fixedly installed with a limiting head.

[0012] As a further scheme of the utility model, a return spring is connected between the limiting head and the protective plate, and a locking head is sleeved on the outer surface of the guide rod.

[0013] As a further scheme of the utility model, a temperature and humidity sensor is installed on the detection head, and the temperature and humidity sensor detects the temperature and humidity of the grain stack.

[0014] The utility model has the beneficial effects as follows: by setting linkage indicating structure, the advancing position of the detection head of detection device can be indicated, the real-time position of the detection head in the grain stack is easily grasped, the grain stack multi-point temperature and humidity is easily collected, and the efficiency and accuracy of the detection device detection are improved.

[0015] By setting the protective plate and the guide rod, the detection head of the detection device is retracted and the port of the detection box is plugged when the detection device is idle, so that the detection head of the detection device is protected. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The utility model is a schematic diagram of the overall structure of a multi-point temperature, humidity and moisture detection device for a grain pile.

[0017] Figure 2 This is a schematic diagram of the internal structure of a detection box of a grain pile multi-point temperature, humidity and moisture detection device of the present invention.

[0018] Figure 3 This is a schematic diagram of the linkage indication structure of a multi-point temperature, humidity and moisture detection device for a grain pile according to the present invention.

[0019] Figure 4 The utility model is a schematic diagram of the connection between the protective plate and the guide rod of the multi-point temperature, humidity and moisture detection device of the grain pile.

[0020] In the figure: 1. Drive motor; 2. Detection box; 3. Mounting bracket; 4. Mounting pin; 5. Rotating column; 6. Electric telescopic rod No. 1; 7. Electric telescopic rod No. 2; 8. Detection head; 9. Linkage indication structure; 10. Indication mark; 11. Linkage head; 12. Guide frame; 13. Fixed pulley No. 1; 14. Fixed pulley No. 2; 15. Traction rope; 16. Lifting frame; 17. Protective plate; 18. Guide rod; 19. Limit head; 20. Return spring; 21. Locking head. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Example 1

[0022] Combine Figures 1-4 A multi-point temperature, humidity and moisture detection device for a grain pile includes a driving motor 1 and a detection box 2. The detection box 2 is located outside the driving motor 1. A mounting bracket 3 is fixedly installed on the top of the driving motor 1. Both ends of the mounting bracket 3 are penetrated and connected with mounting pins 4. The output end of the driving motor 1 is connected to a rotating column 5. The bottom end of the rotating column 5 is connected to a No. 1 electric telescopic rod 6. The output end of the No. 1 electric telescopic rod 6 is connected to the detection box 2. A No. 2 electric telescopic rod 7 is fixedly installed on the top of the detection box 2. The output end of the No. 2 electric telescopic rod 7 is connected to a detection head 8. The interior of the detection box 2 is connected with a linkage indication structure 9.

[0023] See Figure 1 、 Figure 2 and Figure 3Further, the linkage indicating structure 9 comprises an indicating rod 10, a linkage head 11 and a guide frame 12, the indicating rod 10 penetrates the top of the detection box 2, the linkage head 11 is sleeved on the driving part of the second electric telescopic rod 7, and the guide frame 12 is fixedly installed on the inner surface of the detection box 2.

[0024] Specifically, the indicating rod 10 indicates the running position of the detection head 8 of the detection device, and the relative position of the indicating rod 10 is observed, so that the real-time position of the detection head 8 in the grain pile is easily mastered, and the multi-point temperature and humidity of the grain pile is easily collected.

[0025] Referring to Figure 3 Further, the inner side of the guide frame 12 is rotationally connected with a first fixed pulley 13 and a second fixed pulley 14, the first fixed pulley 13 and the second fixed pulley 14 are both provided with a traction rope 15, one end of the traction rope 15 is connected with the linkage head 11, the other end of the traction rope 15 is connected with a lifting frame 16, the lifting frame 16 is connected with the indicating rod 10, the traction directions of the traction rope 15 on both sides of the guide frame 12 are opposite, and the lifting frame 16 moves synchronously with the linkage head 11.

[0026] Specifically, the linkage head 11 moves together with the driving part of the second electric telescopic rod 7, the linkage head 11 pulls the traction rope 15, the traction rope 15 pulls the lifting frame 16 twice through the first fixed pulley 13 and the second fixed pulley 14, and the lifting frame 16 drives the indicating rod 10 to indicate the running position of the detection head 8 of the detection device. Embodiment 2

[0027] Referring to Figure 4 Based on the embodiment one, further, the bottom outer side of the detection box 2 is provided with a protective plate 17, the inner side of the protective plate 17 is connected with a guide rod 18 in penetration, the end position of the guide rod 18 is fixedly installed with a limiting head 19, the limiting head 19 is connected with a reset spring 20 between the protective plate 17, and the outer surface of the guide rod 18 is sleeved with a locking head 21.

[0028] Specifically, when the detection device is idle, the detection head 8 of the detection device is retracted, the locking head 21 is unscrewed, the reset spring 20 drives the protective plate 17, the protective plate 17 moves inwards along the guide rod 18 and is combined, the port of the detection box 2 can be sealed, and the detection head 8 of the detection device can be protected.

[0029] Referring to Figure 1 and Figure 2 The detection head 8 is provided with a temperature and humidity sensor, and the temperature and humidity sensor detects the temperature and humidity of the grain pile.

[0030] Specifically, the equilibrium moisture of different grains under various temperature and humidity is recognized in the industry, and the moisture detection model in the system database and the model parameter values corresponding to different grains are called to calculate the single-point or multi-point moisture values in the grain depot by using the collected temperature and humidity values.

[0031] It should be noted that the utility model is a kind of grain pile multi-point temperature and humidity and moisture detection device, when using, installation frame 3 is clamped on the crossbeam of the top of grain depot, installation frame 3 is fixed by mounting pin 4, start No. 2 electric telescopic rod 7, detection head 8 is inserted into grain pile under the drive of No. 2 electric telescopic rod 7, the temperature and humidity sensor on detection head 8 detects the temperature and humidity of grain pile, start drive motor 1, drive motor 1 drives rotating column 5 to rotate, can drive detection box 2 to rotate circumferentially, start No. 1 electric telescopic rod 6, No. 1 electric telescopic rod 6 drives detection box 2 to reach different radial positions, can realize the multi-point detection of grain pile, the moisture detection model in the system database and the model parameter values corresponding to different grains are called to calculate the single-point or multi-point moisture values in the grain depot by using the collected temperature and humidity values, linkage head 11 moves along with the driving part of No. 2 electric telescopic rod 7, linkage head 11 pulls traction rope 15, traction rope 15 is guided twice by No. 1 fixed pulley 13 and No. 2 fixed pulley 14 to pull lifting frame 16, lifting frame 16 drives indicating rod 10 to indicate the advancing position of detection device detection head 8, the relative position of indicating rod 10 is observed, the real-time position of detection head 8 in grain pile is conveniently mastered, and the temperature and humidity of grain pile are conveniently collected, when the detection device is idle, detection head 8 of the detection device is retracted, locking head 21 is unscrewed, reset spring 20 drives protective plate 17 to move inwards along guide rod 18 and merge, can seal the port of detection box 2, can play the protection of detection head 8 of the detection device.

[0032] The basic principles and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only to illustrate the principles of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model.

Claims

1. A device for detecting temperature, humidity and moisture at multiple points in a grain pile, comprising a drive motor (1) and a detection box (2), characterized in that: The detection box (2) is located outside the drive motor (1); a mounting frame (3) is fixedly installed on the top of the drive motor (1); both ends of the mounting frame (3) are connected with mounting pins (4); the output end of the drive motor (1) is connected to a rotating column (5); the bottom end of the rotating column (5) is connected to a No. 1 electric telescopic rod (6); the output end of the No. 1 electric telescopic rod (6) is connected to the detection box (2); a No. 2 electric telescopic rod (7) is fixedly installed on the top of the detection box (2); the output end of the No. 2 electric telescopic rod (7) is connected to a detection head (8); and the interior of the detection box (2) is connected to a linkage indication structure (9).

2. A grain pile multi-point temperature, humidity and moisture detection device according to claim 1, characterized in that: The linkage indicating structure (9) comprises an indicating rod (10), a linkage head (11) and a guide frame (12), wherein the indicating rod (10) passes through the top of the detection box (2), the linkage head (11) is sleeved on the driving part of the second electric telescopic rod (7), and the guide frame (12) is fixedly mounted on the inner surface of the detection box (2).

3. A grain pile multi-point temperature, humidity and moisture detection device according to claim 2, characterized in that: The inner side of the guide frame (12) is rotatably connected to a first fixed pulley (13) and a second fixed pulley (14), and a traction rope (15) is wound around each of the first fixed pulley (13) and the second fixed pulley (14). One end of the traction rope (15) is connected to the linkage head (11), and the other end of the traction rope (15) is connected to a lifting frame (16), and the lifting frame (16) is connected to the indicator pole (10).

4. A grain pile multi-point temperature, humidity and moisture detection device according to claim 3, characterized in that: The pulling directions of the traction rope (15) on both sides of the guide frame (12) are opposite, and the lifting frame (16) moves synchronously with the linkage head (11).

5. The device for detecting temperature, humidity and moisture at multiple points in a grain pile according to claim 1, wherein: A protective plate (17) is provided on the outer side of the bottom of the detection box (2), and a guide rod (18) connected to the detection box (2) is connected through the interior of the protective plate (17), and a limit head (19) is fixedly installed at the end position of the guide rod (18).

6. A grain pile multi-point temperature, humidity and moisture detection device according to claim 5, characterized in that: A return spring (20) is connected between the limit head (19) and the protective plate (17), and a locking head (21) is sleeved on the outer surface of the guide rod (18).

7. The device for detecting temperature, humidity and moisture at multiple points in a grain pile according to claim 1, wherein: A temperature and humidity sensor is installed on the detection head (8), and the temperature and humidity sensor detects the temperature and humidity of the grain pile.

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