Gas detection device in grain barn

Abstract

The utility model discloses a gas detection device in a grain barn, and relates to the technical field of detection devices. The device comprises a detection box body, an air inlet groove is formed in the detection box body, two corresponding first sliding grooves are formed in the position, located on the outer side of the air inlet groove, in the detection box body, sliding mechanisms are arranged in the first sliding grooves, and a cleaning brush is fixedly connected between the two sliding mechanisms. An internal groove is formed in the position, located on one side of the air inlet groove, in the detection box body, and a second sliding groove is formed in the position, located on one side of the internal groove, in the detection box body. Through mutual cooperation of the internal groove, the baffle, the electric telescopic rod, the collecting hopper, the connecting pipe and the air pump, the air pump is started to drive air in the internal groove to flow through the connecting pipe, scraped dust is sucked into the collecting hopper, and then the interior of the internal groove is sealed through the electric telescopic rod again; therefore, the scraped dust is prevented from being raised again.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection device technical field, concretely is a gas detection device in grain depot. BACKGROUND

[0002] The environment of grain storage needs to have the beneficial characteristics of low temperature and low oxygen, carbon dioxide can weaken respiration and thus prolong the storage period of food, phosphine gas is derived from aluminum phosphide agent, at present, most grain storage units in China adopt the mode of applying aluminum phosphide tablets and pills to carry out fumigation and steaming to kill insects for grain and oil, carbon dioxide and phosphine gas higher than a certain concentration are harmful to human body, in order to ensure the quality of grain and personal safety, intelligent granary needs to detect gas.

[0003] A kind of granary building intelligentization in-store gas detection device according to patent application number 202222123010.7 is disclosed, including box and controller, first solenoid valve and second solenoid valve are installed in the inside lower portion of the box, controller is connected two solenoid valves by signal transmission line, the inflow of gas is controlled by controlling solenoid valve switch, the first solenoid valve is connected with first air inlet, filter screen is installed in the inside of the first air inlet, filter screen is installed in the inside of second air inlet, the second solenoid valve is connected with second air inlet, cleaning blade for cleaning filter screen is installed in the inside of second air inlet, cleaning blade is movably linked at second air inlet, the effect of gas detection device cooling and heat dissipation is improved by the flow of air flow of air outlet and fin.

[0004] The granary building intelligentization in-store gas detection device is inconvenient to clean after the dust on the surface of filter screen is cleaned by cleaning blade, so that the dust accumulates in the air inlet, and still affects the entry of gas into the inside of detection device after long-time accumulation, therefore, we propose a kind of gas detection device in grain depot. SUMMARY

[0005] In view of the deficiencies of the prior art, the utility model provides a kind of gas detection device in grain depot, solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model is realized by the following technical scheme.

[0007] The utility model provides a kind of gas detection device in grain storehouse, including detection box body, the inside of the detection box body is equipped with air inlet groove, the inside of the detection box body and the outside of air inlet groove are equipped with two corresponding first sliding slot, the inside of the first sliding slot is equipped with sliding mechanism, two the sliding mechanism is fixedly connected with cleaning brush, the inside of the detection box body and the side of air inlet groove is equipped with internal groove, the inside of the detection box body and the side of internal groove is equipped with second sliding slot, the inside of the second sliding slot is slidably connected with electric telescopic rod, the inside of the detection box body and the outside of internal groove is equipped with plug-in slot, the inside of the plug-in slot is plugged with collection hopper, the inside of the detection box body and the side of plug-in slot is equipped with third sliding slot, the inside of the third sliding slot is equipped with limiting mechanism.

[0008] Preferably, the sliding mechanism includes a reciprocating screw rod and a first sliding block, the reciprocating screw rod is rotatably connected to the inside of the first sliding slot, the first sliding block is slidably connected to the inside of the first sliding slot, the reciprocating screw rod penetrates through the first sliding block and is threadedly connected thereto, and the cleaning brush is fixedly connected between the two first sliding blocks. The sliding mechanism can drive the cleaning brush to slide on the surface of the filter screen, thereby cleaning the surface of the filter screen and ensuring the flow of gas.

[0009] Preferably, one end of the reciprocating screw rod is fixedly connected with a transmission wheel, a toothed transmission belt is arranged between the two transmission wheels, a servo motor is fixedly installed in the inside of the detection box body, and the output end of the servo motor is fixedly connected with one of the transmission wheels. The transmission wheel, the toothed transmission belt and the servo motor cooperate with each other to ensure the normal operation of the sliding mechanism.

[0010] Preferably, two corresponding baffles are fixedly installed in the inside of the detection box body, and the output ends of the two baffles are fixedly connected with the electric telescopic rod. The two baffles can drive the electric telescopic rod to slide in the second sliding slot, thereby closing the inside of the internal groove and preventing the dust cleaned from being stirred up again.

[0011] Preferably, a gas pump is fixedly connected to the outside of the detection box body, a connecting pipe is fixedly connected in the inside of the gas pump, and the other end of the connecting pipe extends into the inside of the internal groove. The connecting pipe, the gas pump and the internal groove cooperate with each other to drive air flow to suck the dust into the collection hopper when the cleaning brush scrapes the dust on the surface of the filter screen, thereby facilitating the cleaning of the staff.

[0012] Preferably, the limiting mechanism comprises a third sliding block, the third sliding block is slidably connected to the inside of the third sliding groove, a fourth sliding groove is formed on one side of the inside of the detection box body and located at one side of the third sliding groove, a fourth sliding block is slidably connected to the inside of the fourth sliding groove, the fourth sliding block is fixedly connected to one side of the third sliding block, a limiting groove is formed in the inside of the collecting hopper, the limiting groove is matched with the third sliding block, an extension spring is arranged in the inside of the fourth sliding groove, one end of the extension spring is fixedly connected to one side of the fourth sliding block, the other end of the extension spring is fixedly connected to the inner wall of the fourth sliding groove, a push rod is fixedly connected to one side of the fourth sliding block, and one end of the push rod extends to the outside of the detection box body.

[0013] Preferably, the inside of the air inlet groove is provided with a filter screen, the filter screen is matched with the cleaning brush, one side of the detection box body is provided with a controller, and the controller is electrically connected with the servo motor, the baffle and the air pump.

[0014] The gas detection device in the grain warehouse has at least the following beneficial effects:

[0015] 1. The gas detection device in the grain warehouse, through the cooperation of the internal groove, the second sliding groove, the baffle, the electric telescopic rod, the plug-in groove, the collecting hopper, the connecting pipe and the air pump, when the cleaning brush cleans the dust on the surface of the filter screen, the baffle drives the electric telescopic rod to move in the second sliding groove, thereby releasing the closure of the internal groove, and the air pump is started to drive the air flow in the internal groove through the connecting pipe, the dust scraped off is sucked into the inside of the collecting hopper, and then the inside of the internal groove is closed again through the electric telescopic rod, so that the dust scraped off is prevented from being raised again, the staff can clean the dust in the collecting hopper, and the applicability of the gas detection device in the grain warehouse is improved.

[0016] 2. The gas detection device in the grain warehouse, through the cooperation of the first sliding groove, the reciprocating screw rod, the first sliding block, the cleaning brush, the transmission wheel, the toothed transmission belt and the servo motor, the dust on the surface of the filter screen can be cleaned, so that the filter screen is prevented from being blocked by dust, the air inlet amount of the detection box body is ensured, and the applicability of the gas detection device in the grain warehouse is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below only illustrate some of the embodiments of the present application, and all other drawings obtained by those skilled in the art without creative effort based on these drawings also belong to the protection scope of the present application.

[0018] Fig. 1 Structure diagram of the present application;

[0019] Fig. 2 Structure diagram of the sliding mechanism of the present application;

[0020] Fig. 3 Structure diagram of the limiting mechanism of the present application.

[0021] Reference signs

[0022] 1, detection box body; 2, air inlet groove; 3, filter screen; 4, controller; 5, first sliding groove; 6, reciprocating screw rod; 7, first sliding block; 8, cleaning brush; 9, transmission wheel; 10, toothed transmission belt; 11, servo motor; 12, inner groove; 13, second sliding groove; 14, baffle; 15, electric telescopic rod; 16, plug-in groove; 17, collecting hopper; 18, third sliding groove; 19, fourth sliding groove; 20, third sliding block; 21, fourth sliding block; 22, push rod; 23, telescopic spring; 24, limiting groove; 25, connecting pipe; 26, air pump.

[0023] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative effort belong to the protection scope of the present application.

[0025] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, etc.), the directional indications are only used to explain the relative position relationship, movement condition, etc. between the components in a certain posture, and if the certain posture changes, the directional indications also change accordingly.

[0026] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features.

[0027] Referring to Figs. 1-3 The utility model provides a kind of technical scheme: a gas detection device in grain storehouse, including detection box body 1, the inside of detection box body 1 is equipped with air inlet groove 2.In the inside of detection box body 1 and located the outside of air inlet groove 2 is equipped with two corresponding first sliding slot 5, the inside of first sliding slot 5 is provided with sliding mechanism.Clean brush 8 is fixedly connected between the two sliding mechanisms, the inside of detection box body 1 and located the side of air inlet groove 2 is equipped with internal groove 12, the inside of detection box body 1 and located the side of internal groove 12 is equipped with second sliding slot 13.

[0028] Further, the inside of second sliding slot 13 is slidably connected with electric telescopic rod 15, the inside of detection box body 1 and located the outside of internal groove 12 is equipped with plug-in slot 16, plug-in slot 16 is inserted with collection hopper 17, the inside of detection box body 1 and located the side of plug-in slot 16 is equipped with third sliding slot 18, the inside of third sliding slot 18 is provided with limiting mechanism.

[0029] Referring to Figs. 1-3 In some embodiments, the sliding mechanism can allow to include reciprocating screw rod 6 and first sliding block 7. Wherein, reciprocating screw rod 6 is rotatably connected to the inside of first sliding slot 5, and first sliding block 7 is slidably connected to the inside of first sliding slot 5.

[0030] Wherein, reciprocating screw rod 6 penetrates first sliding block 7 and is threadedly connected therewith, and clean brush 8 is fixedly connected between the two first sliding blocks 7. It can be understood that the sliding mechanism can drive clean brush 8 to slide on the surface of filter screen 3, so as to clean the surface of filter screen 3, thereby ensuring the flow of gas.

[0031] Further, it can be allowed that transmission wheel 9 is fixedly connected to one end of reciprocating screw rod 6, and toothed transmission belt 10 is arranged between the two transmission wheels 9. Servo motor 11 is fixedly installed in the inside of detection box body 1, and the output end of servo motor 11 is fixedly connected with one of transmission wheels 9. Therefore, through the cooperation of transmission wheel 9, toothed transmission belt 10 and servo motor 11, the normal operation of the sliding mechanism can be ensured.

[0032] Specifically, in use, the servo motor 11 is started to drive one of the transmission wheels 9 to rotate, and then drive the toothed transmission belt 10 to run, and then drive the other transmission wheel 9 to rotate, and then drive the two reciprocating lead screws 6 to rotate, and then drive the first sliding block 7 to slide in the first sliding groove 5, and then drive the cleaning brush 8 to slide in the air inlet groove 2, so as to clean the dust on the surface of the filter screen 3.

[0033] Please refer to Figs. 1-3 In some embodiments, the inside of the detection box body 1 is also fixedly provided with two corresponding baffles 14, and the output ends of the two baffles 14 are fixedly connected with the electric telescopic rod 15. Therefore, the electric telescopic rod 15 can be driven to slide in the second sliding groove 13 by the two baffles 14, so as to close the inside of the internal groove 12 and avoid the dust from being stirred up again after cleaning.

[0034] Please refer to Figs. 1-3 In some embodiments, the outside of the detection box body 1 is fixedly connected with the air pump 26, the inside of the air pump 26 is fixedly connected with the connecting pipe 25, and the other end of the connecting pipe 25 extends into the inside of the internal groove 12. It can be understood that by the cooperation of the connecting pipe 25, the air pump 26 and the internal groove 12, air flow can be generated to suck the dust into the collecting hopper 17 when the cleaning brush 8 scrapes the dust on the surface of the filter screen 3, which facilitates the cleaning of the staff.

[0035] Further, the limiting mechanism can include a third sliding block 20, and the third sliding block 20 is slidingly connected in the inside of the third sliding groove 18. A fourth sliding groove 19 is formed in the inside of the detection box body 1 and located on one side of the third sliding groove 18, and a fourth sliding block 21 is slidingly connected in the inside of the fourth sliding groove 19. The fourth sliding block 21 is fixedly connected to one side of the third sliding block 20.

[0036] Specifically, a limiting groove 24 is formed in the inside of the collecting hopper 17, and the limiting groove 24 cooperates with the third sliding block 20. Meanwhile, an extension spring 23 can be arranged in the inside of the fourth sliding groove 19, one end of the extension spring 23 is fixedly connected to one side of the fourth sliding block 21, and the other end of the extension spring 23 is fixedly connected to the inner wall of the fourth sliding groove 19.

[0037] A push rod 22 is fixedly connected to one side of the fourth sliding block 21, and one end of the push rod 22 extends to the outside of the detection box body 1. Based on this, the limiting mechanism can fix the collecting hopper 17 in the plug-in groove 16, and also facilitates the disassembly of the collecting hopper 17, thereby improving the applicability of the gas detection device in the grain bin.

[0038] Please refer to Figs. 1-3In some embodiments, the inside of the air inlet groove 2 is provided with a filter screen 3 which cooperates with the cleaning brush 8. Meanwhile, one side of the detection box body 1 is provided with a controller 4 which is electrically connected with the servo motor 11, the baffle 14 and the air pump 26. Through the cooperation of the controller 4 with the servo motor 11, the baffle 14 and the air pump 26, the normal operation of each dust removal mechanism can be ensured.

[0039] In summary, the gas detection device in the grain warehouse disclosed by the utility model. First, the staff pre-sets each mechanism through the controller 4, and the air is sucked into the inside of the detection box body 1 through the air inlet groove 2 and the filter screen 3 by the vacuum pump inside the detection box body 1. After detection by the detection box body 1, it is discharged again. After a long time of use, the servo motor 11 is started to drive one of the transmission wheels 9 to rotate, then drive the toothed transmission belt 10 to operate, then drive the other transmission wheel 9 to rotate, then drive the two reciprocating wire rods 6 to rotate, then drive the first sliding block 7 to slide in the first sliding groove 5, then drive the cleaning brush 8 to slide in the air inlet groove 2, so as to clean the dust on the surface of the filter screen 3.

[0040] Meanwhile, through pre-setting, the two baffles 14 are started to drive the electric telescopic rod 15 to slide into the second sliding groove 13, so as to release the closure of the internal groove 12, then the air pump 26 is started to suck the scraped dust into the inside of the internal groove 12 through the connecting pipe 25 and fall into the inside of the collecting hopper 17 to collect the dust, then the baffle 14 is started again to push the electric telescopic rod 15 to close the internal groove 12, so as to prevent the dust from being raised again.

[0041] When the staff cleans the dust in the collecting hopper 17, the fourth sliding block 21 can be driven to slide in the fourth sliding groove 19 by the push rod 22, so that the telescopic spring 23 is contracted. Then the third sliding block 20 is driven to slide into the third sliding groove 18, the third sliding block 20 is pulled out of the limiting groove 24, so as to release the limiting of the collecting hopper 17, then the collecting hopper 17 is pulled out of the plug-in groove 16, so as to facilitate cleaning.

[0042] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model makes equivalent replacement or change, which should be covered in the protection scope of the utility model.

Claims

1. A gas detection device in a grain bin, comprising: The utility model relates to a detection box body (1) is provided with the air inlet groove (2) in the inside, and the first sliding slot (5) is provided with two in the inside of detection box body (1) and is located the outside of air inlet groove (2), and the inside of detection box body (1) is provided with the inside groove (12) in one side of air inlet groove (2), and the second sliding slot (13) is provided with in one side of inside groove (12) in the inside of detection box body (1), and the sliding mechanism is located in the inside of first sliding slot (5), and the cleaning brush (8) is fixedly connected between two sliding mechanisms, and the electric telescopic handle (15) is slidably connected in the inside of second sliding slot (13), wherein the inside of detection box body (1) is provided with the plug-in groove (16) in one side of inside groove (12), and the plug-in groove (16) is plugged with the collecting hopper (17) in the inside, and the third sliding slot (18) is provided with in one side of plug-in groove (16) in the inside of detection box body (1), and the limiting mechanism is arranged in the inside of third sliding slot (18). The sliding mechanism comprises: a reciprocating screw rod (6) rotatably connected to the inside of the first sliding slot (5); and a first sliding block (7) slidably connected to the inside of the first sliding slot (5); wherein the reciprocating screw rod (6) penetrates the first sliding block (7) and is threadedly connected thereto, and the cleaning brush (8) is fixedly connected between two first sliding blocks (7). Further comprising a transmission wheel (9) fixedly connected to one end of the reciprocating screw rod (6); and 2. A gas detection apparatus in a grain bin as defined in claim 1, wherein, a toothed transmission belt (10) located between two transmission wheels (9); wherein a servo motor (11) is fixedly installed in the inside of the detection box body (1), and the output end of the servo motor (11) is fixedly connected with one of the transmission wheels (9). Two baffles (14) are fixedly installed in the inside of the detection box body (1), and the output end of each baffle (14) is fixedly connected with the electric telescopic handle (15). Further comprising an air pump (26) fixedly connected to the outside of the detection box body (1); 3. A gas detection apparatus in a grain bin as defined in claim 2, wherein, wherein the air pump (26) is fixedly connected with a connecting pipe (25) in the inside, and the other end of the connecting pipe (25) extends into the inside of the inside groove (12). The limiting mechanism comprises: a third sliding block (20) slidably connected to the inside of the third sliding slot (18); 4. A gas detection apparatus in a grain bin as defined in claim 1, wherein, a fourth sliding slot (19) provided in one side of the third sliding slot (18) in the inside of the detection box body (1); 5. A gas detection apparatus in a grain bin as defined in claim 1, wherein, a fourth sliding block (21) slidably connected to the inside of the fourth sliding slot (19); wherein the fourth sliding block (21) is fixedly connected to one side of the third sliding block (20), a limiting groove (24) is provided in the inside of the collecting hopper (17), and the limiting groove (24) cooperates with the third sliding block (20).

6. A gas detection apparatus in a grain bin as defined in claim 1, wherein, Further comprising a telescopic spring (23) located in the inside of the fourth sliding slot (19), one end of the telescopic spring (23) is fixedly connected to one side of the fourth sliding block (21); wherein the other end of the telescopic spring (23) is fixedly connected to the inner wall of the fourth sliding slot (19). ​ ​ ​ 7. A gas detection apparatus in a grain bin as defined in claim 6, wherein, ​ ​ 8. A gas detection apparatus in a grain bin as defined in claim 7, wherein, One side of the fourth sliding block (21) is fixedly connected with a push rod (22), one end of the push rod (22) extends to the outside of the detection box body (1).

9. A gas detection apparatus in a grain bin as defined in claim 1, wherein, The inside of the air inlet groove (2) is provided with a filter screen (3), and the filter screen (3) cooperates with a cleaning brush (8).

10. A gas detection apparatus in a grain bin as defined in claim 9, wherein, One side of the detection box body (1) is provided with a controller (4) Wherein, the controller (4) is electrically connected with the servo motor (11), the baffle (14) and the air pump (26).

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