Phosphine gas concentration monitor

Abstract

The utility model provides a phosphine gas concentration monitor which comprises a guide rail; the movable frame is arranged on the inner side face of the guide rail, rolling wheels are arranged at the two ends of the two sides of the movable frame, driving motors are fixedly installed on the two sides of the inner side face of the movable frame, and the output ends of the driving motors are fixedly installed on one sides of the rolling wheels; and the connecting rod is fixedly installed at the bottom of the movable frame, and the outer side face of the connecting rod is in threaded connection with a threaded ring. According to the phosphine gas concentration monitor provided by the utility model, the guide rail, the movable frame, the driving motor, the roller, the fixed frame, the phosphine gas detection sensor, the temperature sensor, the humidity sensor and other structures are matched with one another, so that when the phosphine gas concentration monitor is used, the driving motor rotates to drive the roller to roll in the guide rail; therefore, a large range in the granary can be monitored, and the monitoring accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas detection, in particular to a phosphine gas concentration monitor. Background Art

[0002] The most important thing in grain storage is pest control. Pest control should be started after the grain is stored in the warehouse. Phosphine gas is a very effective grain warehouse insecticide promoted and used by my country's grain department. It is widely used in grain storage pest control. Although phosphine has a very good insecticide effect, it is highly toxic. After the phosphine gas fumigation of the grain warehouse begins, the warehouse door must be closed to prevent phosphine leakage. At this time, it is impossible to enter the warehouse to detect the phosphine gas concentration.

[0003] It is necessary to use a phosphine gas concentration monitor, such as the patent application with publication number CN 214097369U in the prior art, which is composed of a shell, a gas detection module, an automatic opening and closing module, a power module and a control unit. The gas detection module includes a phosphine gas sensor and a sensor base, and the phosphine gas sensor is arranged on the sensor base; the automatic opening and closing module is arranged above the phosphine gas sensor, and the automatic opening and closing module includes a sealing plate and a stepper motor, the sealing plate is arranged in a groove and cooperates with the groove, the stepper motor is arranged in the shell and connected to the sealing plate through a rotating shaft, and the rotation of the stepper motor can drive the sealing plate to flip; the power module supplies power to the stepper motor and the control unit, and the control unit can control the rotation of the stepper motor, and receive and send data. The utility model of the intelligent detection device for phosphine gas in the granary can automatically remotely control the opening and closing of the phosphine gas detection device, thereby extending the service life of the equipment.

[0004] However, when the device is in use, it is fixed in one position. As a result, due to the large space in the granary and the slow gas circulation speed, it is easy to cause different concentrations in different positions, resulting in poor monitoring accuracy.

[0005] Therefore, it is necessary to provide a phosphine gas concentration monitor to solve the above technical problems. Utility Model Content

[0006] The utility model provides a phosphine gas concentration monitor, which solves the problem that monitoring at a fixed position easily reduces the monitoring accuracy.

[0007] In order to solve the above technical problems, the utility model provides a phosphine gas concentration monitor, comprising:

[0008] guide;

[0009] A moving frame, the moving frame is arranged on the inner side surface of the guide rail, rollers are arranged at both ends of both sides of the moving frame, driving motors are fixedly installed on both sides of the inner side surface of the moving frame, and the output end of the driving motor is fixedly installed on one side of the roller;

[0010] A connecting rod, the connecting rod is fixedly mounted on the bottom of the moving frame, and the outer side surface of the connecting rod is threadedly connected with a thread ring;

[0011] A fixed frame, the fixed frame is fixedly installed at the bottom of the threaded ring, a groove is opened at the bottom of the fixed frame, a temperature sensor, a humidity sensor and a camera are fixedly installed on the top of the inner side of the groove, and a phosphine gas detection sensor is fixedly installed on the back of the inner side of the groove.

[0012] Preferably, a storage battery is fixedly mounted on the top of the inner side surface of the fixing frame, a wireless module is fixedly mounted on the bottom of the inner side surface of the fixing frame, and a controller is fixedly mounted on one side of the inner side surface of the fixing frame.

[0013] Preferably, through grooves are provided on both sides of the inner side surface of the groove, and a baffle is slidably connected to the inner side surface of the through groove.

[0014] Preferably, movable grooves are provided on both sides of the inner side surface of the groove, an electric telescopic rod is fixedly installed on the inner side surface of the movable groove, and one end of the electric telescopic rod is fixedly installed on one end of the bottom of the baffle.

[0015] Preferably, the battery is connected to the temperature sensor, the humidity sensor, the camera, the phosphine gas detection sensor, the drive motor, the electric telescopic rod, the controller and the wireless module respectively through power lines.

[0016] Preferably, the controller is connected to the temperature sensor, the humidity sensor, the camera, the phosphine gas detection sensor, the drive motor, the electric telescopic rod and the wireless module respectively through transmission lines.

[0017] Preferably, lighting lamps are fixedly mounted on both ends of the bottom of the movable frame.

[0018] Compared with the related art, the phosphine gas concentration monitor provided by the utility model has the following beneficial effects:

[0019] The utility model provides a phosphine gas concentration monitor, which cooperates with each other through structures such as guide rails, moving frames, driving motors, rollers, fixed frames, phosphine gas detection sensors, temperature sensors and humidity sensors. When in use, the rotation of the driving motor drives the rollers to roll inside the guide rails, so that a larger range inside a granary can be monitored, thereby increasing the accuracy of monitoring. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic structural diagram of a first embodiment of a phosphine gas concentration monitor provided by the utility model;

[0021] Figure 2 for Figure 1 The schematic diagram of the guide rail structure shown;

[0022] Figure 3 for Figure 2 An enlarged schematic diagram of part A is shown;

[0023] Figure 4 This is a structural schematic diagram of a second embodiment of a phosphine gas concentration monitor provided by the utility model.

[0024] Numbers in the figure: 1. guide rail, 2. moving frame, 21. driving motor, 22. roller, 23. connecting rod, 24. threaded ring, 3. fixed frame, 31. battery, 32. controller, 33. wireless module, 4. groove, 41. temperature sensor, 42. humidity sensor, 43. phosphine gas detection sensor, 40. camera, 44. through groove, 45. baffle, 46. moving groove, 47. electric telescopic rod, 5. lighting. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0026] First embodiment

[0027] Please refer to Figure 1 , Figure 2 , Figure 3 ,in, Figure 1 A schematic structural diagram of a first embodiment of a phosphine gas concentration monitor provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the guide rail structure shown; Figure 3 for Figure 2 The enlarged schematic diagram of part A is shown. A phosphine gas concentration monitor comprises: a guide rail 1;

[0028] A moving frame 2, the moving frame 2 is arranged on the inner side of the guide rail 1, rollers 22 are arranged at both ends of both sides of the moving frame 2, driving motors 21 are fixedly installed on both sides of the inner side of the moving frame 2, and the output end of the driving motor 21 is fixedly installed on one side of the roller 22;

[0029] A connecting rod 23, wherein the connecting rod 23 is fixedly mounted on the bottom of the moving frame 2, and a threaded ring 24 is threadedly connected to the outer side surface of the connecting rod 23;

[0030] A fixing frame 3 is fixedly installed at the bottom of the threaded ring 24. A groove 4 is provided at the bottom of the fixing frame 3. A temperature sensor 41, a humidity sensor 42 and a camera 40 are fixedly installed on the top of the inner side of the groove 4. A phosphine gas detection sensor 43 is fixedly installed on the back of the inner side of the groove 4.

[0031] A storage battery 31 is fixedly mounted on the top of the inner side surface of the fixing frame 3 , a wireless module 33 is fixedly mounted on the bottom of the inner side surface of the fixing frame 3 , and a controller 32 is fixedly mounted on one side of the inner side surface of the fixing frame 3 .

[0032] Both sides of the inner side of the groove 4 are provided with through grooves 44 , and the inner side of the through groove 44 is slidably connected with a baffle 45 .

[0033] Both sides of the inner side of the groove 4 are provided with a movable groove 46 , and the inner side of the movable groove 46 is fixedly installed with an electric telescopic rod 47 , and one end of the electric telescopic rod 47 is fixedly installed at one end of the bottom of the baffle 45 .

[0034] The battery 31 is connected to the temperature sensor 41 , the humidity sensor 42 , the camera 40 , the phosphine gas detection sensor 43 , the drive motor 21 , the electric telescopic rod 47 , the controller 32 and the wireless module 33 through power lines.

[0035] The controller 32 is connected to the temperature sensor 41 , the humidity sensor 42 , the camera 40 , the phosphine gas detection sensor 43 , the drive motor 21 , the electric telescopic rod 47 and the wireless module 33 through transmission lines.

[0036] When the wireless module 33 is in use, it cooperates with the user's remote control terminal. When in use, the user sends instructions to the wireless module 33 through the remote control terminal, and then the wireless module transmits the instructions to the controller 32. At this time, the controller 32 controls the drive motor 21 and the electric telescopic rod 47;

[0037] The data collected by the phosphine gas detection sensor 43, the temperature sensor 41, the humidity sensor 42 and the camera 40 will be transmitted to the remote control terminal through the wireless module 33, so as to facilitate the user to view remotely;

[0038] The arrangement of the threaded ring 24 and the connecting rod 23 facilitates the user to disassemble the fixing frame 3 during use, thereby facilitating the user to charge the battery 31.

[0039] When in use, the guide rail 1 can be installed on the top of the granary.

[0040] The working principle of a phosphine gas concentration monitor provided by the utility model is as follows:

[0041] When in use, the user can remotely control the monitor through the remote control, so that the driving motor 21 drives the roller 22 to rotate, so that the roller 22 rolls inside the guide rail 1, and then drives the monitor to move inside the granary, and at the same time, the phosphine gas detection sensor 43, the temperature sensor 41 and the humidity sensor 42 detect the temperature, humidity and phosphine gas concentration at the position where the monitor moves, and then transmit the detected data to the remote control terminal through the wireless module 33. At this time, the user can check and view the temperature, humidity and phosphine gas concentration over a larger range in the granary.

[0042] Compared with the related art, the phosphine gas concentration monitor provided by the utility model has the following beneficial effects:

[0043] Through the cooperation of structures such as the guide rail 1, the movable frame 2, the drive motor 21, the roller 22, the fixed frame 3, the phosphine gas detection sensor 43, the temperature sensor 41 and the humidity sensor 42, when in use, the rotation of the drive motor 21 drives the roller 22 to roll inside the guide rail 1, so that a larger range inside the granary can be monitored, thereby increasing the accuracy of monitoring.

[0044] Second embodiment

[0045] Please refer to Figure 4 Based on the phosphine gas concentration monitor provided in the first embodiment of the present application, the second embodiment of the present application provides another phosphine gas concentration monitor. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0046] Specifically, the difference of the phosphine gas concentration monitor provided in the second embodiment of the present application is that, in the phosphine gas concentration monitor, both ends of the bottom of the movable frame 2 are fixedly mounted with lighting lamps 5 .

[0047] The lighting lamp 5 is powered by a battery 31 , and the lighting lamp 5 is turned on and off by a controller 32 .

[0048] The working principle of a phosphine gas concentration monitor provided by the utility model is as follows:

[0049] When in use, the user can turn on the lighting lamp 5, and the lighting lamp 5 can illuminate the surrounding environment of the monitoring instrument.

[0050] Compared with the related art, the phosphine gas concentration monitor provided by the utility model has the following beneficial effects:

[0051] When the lighting lamp 5 is in use, the surrounding environment is illuminated, and when in use, it is convenient for the user to check the surroundings of the monitoring instrument through the camera 40.

[0052] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A phosphine gas concentration monitor, characterized in that: include: guide; A moving frame, the moving frame is arranged on the inner side surface of the guide rail, rollers are arranged at both ends of both sides of the moving frame, driving motors are fixedly installed on both sides of the inner side surface of the moving frame, and the output end of the driving motor is fixedly installed on one side of the roller; A connecting rod, the connecting rod is fixedly mounted on the bottom of the moving frame, and the outer side surface of the connecting rod is threadedly connected with a thread ring; A fixed frame, wherein the fixed frame is fixedly installed at the bottom of the threaded ring, a groove is opened at the bottom of the fixed frame, a temperature sensor, a humidity sensor and a camera are fixedly installed on the top of the inner side of the groove, and a phosphine gas detection sensor is fixedly installed on the back of the inner side of the groove.

2. A phosphine gas concentration monitor according to claim 1, characterized in that: A storage battery is fixedly installed on the top of the inner side of the fixing frame, a wireless module is fixedly installed on the bottom of the inner side of the fixing frame, and a controller is fixedly installed on one side of the inner side of the fixing frame.

3. A phosphine gas concentration monitor according to claim 2, characterized in that: Both sides of the inner side surface of the groove are provided with through grooves, and the inner side surface of the through groove is slidably connected with a baffle.

4. A phosphine gas concentration monitor according to claim 3, characterized in that: Both sides of the inner side of the groove are provided with movable grooves, the inner side of the movable groove is fixedly installed with an electric telescopic rod, and one end of the electric telescopic rod is fixedly installed at one end of the bottom of the baffle.

5. The phosphine gas concentration monitor according to claim 4, characterized in that: The storage battery is connected to the temperature sensor, the humidity sensor, the camera, the phosphine gas detection sensor, the drive motor, the electric telescopic rod, the controller and the wireless module respectively through power lines.

6. The phosphine gas concentration monitor according to claim 5, characterized in that: The controller is connected to the temperature sensor, the humidity sensor, the camera, the phosphine gas detection sensor, the drive motor, the electric telescopic rod and the wireless module respectively through transmission lines.

7. The phosphine gas concentration monitor according to claim 6, characterized in that: Illuminating lamps are fixedly mounted on both ends of the bottom of the movable frame.

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