Intelligent detection and alarm system for hydrogen phosphide in bin

Abstract

The intelligent detection and alarm system comprises a distribution box, a support and a fourth mounting plate, an LED liquid crystal display is fixedly connected to the upper end of the back face of an inner cavity of the distribution box, a movable door is movably connected to the left end of the front face of the distribution box through hinges, and an alarm lamp is fixedly connected to the lower left end of the front face of the movable door. An observation window is arranged at the upper end of the inner surface of the movable door. The second mounting plate is fixed in the granary through the screws, the phosphine concentration detection sensor transmits the monitored phosphine concentration in the granary to the LED liquid crystal display, people can check the change of the phosphine concentration in the granary in real time through the observation window, and the alarm lamp can give an alarm when the phosphine concentration in the granary is higher than 0. A worker entering the warehouse can determine whether to enter the warehouse or not according to the monitored phosphine concentration condition in the warehouse, and therefore the situation that accidental risks occur when the worker directly enters the warehouse to detect the phosphine concentration can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of phosphine concentration detection, in particular to an intelligent phosphine detection and alarm system in a warehouse. Background Art

[0002] Due to the need to clean up the pesticide residue after fumigation and to check the grain condition daily after fumigation, the phosphine concentration needs to be tested before entering the warehouse. The traditional method of detecting the phosphine concentration in the warehouse requires personnel to enter the warehouse with a handheld phosphine concentration detector, which poses certain safety hazards. For this reason, we propose an intelligent phosphine detection and alarm system for the warehouse. Utility Model Content

[0003] The purpose of the present utility model is to provide an intelligent detection and alarm system for phosphine in a warehouse to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an intelligent phosphine detection and alarm system in a warehouse, comprising a distribution box, a bracket and a fourth mounting plate, wherein an LED liquid crystal display is fixedly connected to the upper end of the back of the inner cavity of the distribution box, and a movable door is movably connected to the left end of the front of the distribution box via a hinge, an alarm light is fixedly connected to the lower left end of the front of the movable door, and an observation window is provided at the upper end of the inner surface of the movable door, and a phosphine concentration detection sensor is fixedly connected to the lower end of the front of the fourth mounting plate.

[0005] Preferably, a temperature sensor is fixedly connected to the right end of the bottom of the inner cavity of the distribution box and a handle is fixedly connected to the lower right end of the front of the movable door.

[0006] Preferably, a first mounting plate is fixedly connected to all four sides of the back side of the distribution box, and a first mounting hole is provided on the inner surface of the first mounting plate.

[0007] Preferably, a heat dissipation hole is provided at the right end of the inner surface of the distribution box, and a polypropylene filter is fixedly connected to the inner cavity of the distribution box and at a position corresponding to the heat dissipation hole.

[0008] Preferably, a suction fan is fixedly connected to the left end of the bottom of the inner cavity of the distribution box, and the output end of the suction fan is connected to the lower end of the left side of the distribution box through a pipeline.

[0009] Preferably, the top of the bracket is fixedly connected to a second mounting plate, and the bottom of the bracket is fixedly connected to a third mounting plate. Second mounting holes are provided around the inner surfaces of the third mounting plate, the second mounting plate and the fourth mounting plate, and the third mounting plate and the fourth mounting plate are connected by fastening screws.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0011] 1. The utility model fixes the second mounting plate in the granary by screws. The phosphine concentration detection sensor transmits the monitored phosphine concentration in the granary to an LED liquid crystal display. People can view the changes in the phosphine concentration in the granary in real time through an observation window. When the phosphine concentration in the granary is higher than 0, an alarm light can sound an alarm. Personnel entering the granary can decide whether to enter the granary based on the monitored phosphine concentration in the granary, thereby avoiding the risk of accidents when directly entering the granary to detect the phosphine concentration.

[0012] 2. The temperature sensor of the utility model can detect the temperature inside the distribution box, and when the temperature inside the distribution box exceeds its maximum preset value, the suction fan is automatically turned on, thereby automatically dissipating the heat of the distribution box. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a three-dimensional distribution box Figure 1 ;

[0014] Figure 2 The utility model is a three-dimensional distribution box Figure 2 ;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the distribution box of the utility model;

[0016] Figure 4 The fourth mounting plate of the utility model is three-dimensional Figure 1 ;

[0017] Figure 5 The fourth mounting plate of the utility model is three-dimensional Figure 2 .

[0018] In the figure: distribution box 1, first mounting hole 2, warning light 3, handle 4, observation window 5, movable door 6, heat dissipation hole 7, first mounting plate 8, LED liquid crystal display 9, suction fan 10, temperature sensor 11, polypropylene filter 12, bracket 13, second mounting hole 14, fourth mounting plate 15, phosphine concentration detection sensor 16, second mounting plate 17, fastening screws 18, third mounting plate 19. DETAILED DESCRIPTION

[0019] 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.

[0020] The distribution box 1, first mounting hole 2, alarm light 3, handle 4, observation window 5, movable door 6, heat dissipation hole 7, first mounting plate 8, LED liquid crystal display 9, suction fan 10, temperature sensor 11, polypropylene filter 12, bracket 13, second mounting hole 14, fourth mounting plate 15, phosphine concentration detection sensor 16, second mounting plate 17, fastening screw 18 and third mounting plate 19 components of the present application are all universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods.

[0021] See also Figure 1-Figure 5 The intelligent phosphine detection and alarm system in the granary includes a distribution box 1, a bracket 13 and a fourth mounting plate 15. An LED liquid crystal display 9 is fixedly connected to the upper end of the back of the inner cavity of the distribution box 1, and a movable door 6 is movably connected to the left end of the front of the distribution box 1 via a hinge. An alarm light 3 is fixedly connected to the lower left end of the front of the movable door 6, and an observation window 5 is provided at the upper end of the inner surface of the movable door 6. A phosphine concentration detection sensor 16 is fixedly connected to the lower end of the front of the fourth mounting plate 15. A second mounting plate 17 is fixed to the granary by screws. The phosphine concentration detection sensor 16 transmits the monitored phosphine concentration in the granary to the LED liquid crystal display 9. People can view the changes in the phosphine concentration in the granary in real time through the observation window 5. When the phosphine concentration in the granary is higher than 0, the alarm light 3 will sound an alarm. People entering the granary can decide whether to enter the granary for work based on the monitored phosphine concentration in the granary, thereby avoiding the occurrence of unexpected risks when directly entering the granary to detect the phosphine concentration.

[0022] The right end of the bottom of the inner cavity of the distribution box 1 is fixedly connected to a temperature sensor 11 and the lower right end of the front of the movable door 6 is fixedly connected to a handle 4. The first mounting plate 8 is fixedly connected to all four sides of the back of the distribution box 1, and the inner surface of the first mounting plate 8 is provided with a first mounting hole 2. The right end of the inner surface of the distribution box 1 is provided with a heat dissipation hole 7. The inner cavity of the distribution box 1 and the corresponding position of the heat dissipation hole 7 are fixedly connected with a polypropylene filter 12. The left end of the bottom of the inner cavity of the distribution box 1 is fixedly connected to a suction fan 10, and the output end of the suction fan 10 is connected to the lower end of the left side of the distribution box 1 through a pipe. The top of the bracket 13 is fixedly connected to a second mounting plate 17, and the bottom of the bracket 13 is fixedly connected to a third mounting plate 19. Second mounting holes 14 are provided around the inner surfaces of the third mounting plate 19, the second mounting plate 17 and the fourth mounting plate 15, and the third mounting plate 19 and the fourth mounting plate 15 are connected by fastening screws 18. The temperature sensor 11 can detect the temperature inside the distribution box 1, and when the temperature inside the distribution box 1 exceeds its maximum preset value, the suction fan 10 is automatically turned on, so that the distribution box 1 can automatically dissipate heat.

[0023] The working principle of the present application is as follows: the second mounting plate 17 is fixed in the granary by screws, and the phosphine concentration detection sensor 16 transmits the monitored phosphine concentration in the silo to the LED liquid crystal display 9. People can view the changes in the phosphine concentration in the silo in real time through the observation window 5, and the alarm light 3 can sound an alarm when the phosphine concentration in the silo is higher than 0. People entering the silo can decide whether to enter the silo based on the monitored phosphine concentration in the silo, thereby avoiding the occurrence of unexpected risks when directly entering the silo to detect the phosphine concentration. The temperature sensor 11 can detect the temperature in the distribution box 1, and when the temperature in the distribution box 1 exceeds its maximum preset value, the suction fan 10 is automatically turned on, thereby automatically dissipating heat from the distribution box 1.

[0024] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An intelligent phosphine detection and alarm system in a warehouse, comprising a distribution box (1), a bracket (13) and a fourth mounting plate (15), characterized in that: An LED liquid crystal display (9) is fixedly connected to the upper end of the back of the inner cavity of the distribution box (1), and a movable door (6) is movably connected to the left end of the front of the distribution box (1) via a hinge. An alarm light (3) is fixedly connected to the lower left end of the front of the movable door (6), and an observation window (5) is provided at the upper end of the inner surface of the movable door (6). A phosphine concentration detection sensor (16) is fixedly connected to the lower end of the front of the fourth mounting plate (15).

2. The intelligent phosphine detection and alarm system in a warehouse according to claim 1 is characterized by: A temperature sensor (11) is fixedly connected to the right end of the bottom of the inner cavity of the distribution box (1), and a handle (4) is fixedly connected to the lower right end of the front of the movable door (6).

3. The intelligent phosphine detection and alarm system in a warehouse according to claim 1 is characterized by: The back of the distribution box (1) is fixedly connected to a first mounting plate (8) on all four sides, and a first mounting hole (2) is provided on the inner surface of the first mounting plate (8).

4. The intelligent phosphine detection and alarm system in a warehouse according to claim 1 is characterized in that: A heat dissipation hole (7) is provided at the right end of the inner surface of the distribution box (1), and a polypropylene filter (12) is fixedly connected to the inner cavity of the distribution box (1) and at a position corresponding to the heat dissipation hole (7).

5. The intelligent phosphine detection and alarm system in a warehouse according to claim 1 is characterized in that: The left end of the bottom of the inner cavity of the distribution box (1) is fixedly connected to a suction fan (10), and the output end of the suction fan (10) is connected to the lower end of the left side of the distribution box (1) through a pipeline.

6. The intelligent phosphine detection and alarm system in a warehouse according to claim 1 is characterized by: The top of the bracket (13) is fixedly connected to a second mounting plate (17), and the bottom of the bracket (13) is fixedly connected to a third mounting plate (19). Second mounting holes (14) are provided around the inner surfaces of the third mounting plate (19), the second mounting plate (17), and the fourth mounting plate (15), and the third mounting plate (19) and the fourth mounting plate (15) are connected by fastening screws (18).

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