Space circulation medicine supplementing device for Suzhou-style bin

Abstract

The utility model discloses a space circulation medicine supplementing device for a Suzhou-style granary, which relates to the technical field of grain fumigation and comprises a phosphine generator, an air inlet pipe, a four-way pipe, a fresh air pipe, a two-way fan, a main pipe, a first hose and a phosphine gas detector, a display panel of the phosphine gas detector is fixed outside the granary, and a detection probe is arranged in the granary. According to the space circulation medicine supplementing device for the Suzhou-style granary, through the phosphine generator, the gas inlet pipe, the four-way pipe, the fresh air pipe, the two-way fan, the main pipe, the first hose and the phosphine gas detector, a worker can be prevented from making contact with phosphine, and phosphine gas can circularly flow through a grain pile; according to the device, hydrogen phosphide gas can be uniformly and fully permeated into each corner of a grain pile, in addition, the hydrogen phosphide gas in the grain pile can be brought out through air circulation, and the safety of workers is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of grain fumigation, in particular to a space circulation medicine supplementing device for S-type granary. BACKGROUND

[0002] The S-type granary has been built in China since the 1950s, and has a large area, a low height, a low grain stacking height, and many wooden piles in the granary. In addition, the granary is old and has no mechanical ventilation device, so the grain is usually fumigated by manual medicine injection. Phosphine is usually used for fumigation of raw grain, but phosphine is a highly toxic substance. If improper operation and insufficient protection occur during the fumigation process, accidents such as poisoning of personnel, corrosion of equipment, and gas explosion may occur. In order to achieve good results of phosphine fumigation, the worker needs to re-enter the warehouse to supplement medicine after the initial manual medicine injection, when the concentration of phosphine gas in the warehouse is lower than the predetermined value. The worker needs to wear an air respirator to enter the warehouse to supplement medicine, but the process is relatively complicated, and the concentration of phosphine in the warehouse is high at this time, which may cause phosphine gas leakage and inhalation of phosphine gas by the worker, and the personal safety of the worker may be threatened.

[0003] Therefore, it is necessary to provide a space circulation medicine supplementing device for S-type granary to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The technical problem solved by the utility model is to provide a space circulation medicine supplementing device for S-type granary to solve the problem that the worker needs to contact phosphine during manual medicine injection, which may cause poisoning of personnel. In addition, in order to achieve good results of phosphine fumigation, the worker needs to re-enter the warehouse to supplement medicine after the initial manual medicine injection, when the concentration of phosphine gas in the warehouse is lower than the predetermined value. The process is relatively complicated, and the concentration of phosphine in the warehouse is high at this time, which may cause phosphine gas leakage and inhalation of phosphine gas by the worker, and the personal safety of the worker may be threatened.

[0005] Technical solution: To achieve the above object, the utility model discloses a kind of phosgene generator, still include air inlet pipe, four-way pipe, fresh air pipe, bidirectional fan, main pipe, first hose and phosphine gas detector, the both ends of main pipe are sealed, bidirectional fan is fixedly installed in granary, and the display panel of phosphine gas detector is fixed in granary, and detection probe is arranged in granary;The air inlet end of bidirectional fan is communicated with four-way pipe, and the air outlet end is communicated with main pipe, one end of air inlet pipe and fresh air pipe extends into warehouse body and is respectively communicated with one port of four-way pipe, and the other end of air inlet pipe is communicated with the exhaust port of phosgene generator, and one-way air inlet valve is arranged in the last port of four-way pipe;The main pipe is arranged on the inner side wall of warehouse body along longitudinal direction, and first hose has multiple, and multiple first hoses are equidistantly laid on the surface of grain pile along longitudinal direction, and one end of first hose is sealed, and the other end is communicated with main pipe;Valve is arranged on air inlet pipe and fresh air pipe, and multiple medicine applying assemblies are arranged on first hose along axial direction, and medicine applying assembly includes second hose fixedly installed on the both sides of first hose, and the other end of second hose is fixedly installed with cannula;Tread is fixedly installed on the both sides of the front end of cannula, and taper plug is fixedly installed on tail end and is sealed, and multiple smoke outlets are uniformly arranged on the lateral wall of cannula, and the diameter of smoke outlet is less than the diameter of grain.

[0006] Preferably, the both ends of bidirectional fan are detachably installed with taper connector respectively, and bidirectional fan is communicated with four-way pipe and main pipe through connector respectively.

[0007] Preferably, two mounting holes are formed on the window of warehouse body, and wall pipe is arranged in mounting hole, one end of two wall pipes is communicated with the port of four-way pipe respectively, the other end is communicated with air inlet pipe and fresh air pipe respectively, and the gap between wall pipe and corresponding mounting hole is sealed by sealing glue.

[0008] Preferably, it further includes connecting assembly, second hose is communicated with first hose through connecting assembly, and connecting assembly includes first connecting pipe fixedly connected with first hose at one end, and baffle is fixedly installed in first connecting pipe, baffle divides first connecting pipe into two sections, and sealing assembly is arranged in inner section of first connecting pipe, and outer section is screw section, second connecting pipe is screwedly sleeved in screw section, and second connecting pipe is fixedly connected with second hose.

[0009] Preferably, the inner side of baffle is formed with counterbore communicated with outer section of first connecting pipe, and sealing assembly includes first baffle sleeve in first connecting pipe, and sealing plate is matchedly installed in counterbore, sliding rod is axially sleeved on first baffle, one end of sliding rod is fixedly connected with sealing plate, and the other end is fixedly installed with baffle.

[0010] Preferably, a spring is sleeved on the sliding rod between the first drain plate and the sealing plate, a second drain plate is fixedly sleeved in the second connecting pipe, a top rod is fixedly installed on the side of the second drain plate facing the partition plate, the top rod is coaxially arranged with the counterbore, and the first hose is also communicated with the main pipe through the connecting assembly.

[0011] Beneficial effects: compared with the prior art, the utility model provides a kind of su type warehouse space loop flow medicine supplementing device, which is unique in structure, easy to use, phosphine generator generates phosphine gas, which is transported to four-way pipe through air inlet pipe, four-way pipe distributes phosphine gas to the air inlet end of bidirectional fan, after bidirectional fan starts, phosphine gas is transported to each first hose through main pipe, phosphine gas enters second hose through first hose, and then is inserted into grain pile through cannula, and then phosphine gas is evenly released into grain pile through smoke outlet on the side wall of cannula, and grain is treated for insect killing;When the concentration of phosphine gas in the granary reaches the preset threshold value, close the valve on the air inlet pipe, phosphine gas returns to four-way pipe through one-way air inlet valve, enters grain pile again, realizes cycle insect killing, when the concentration of phosphine gas in the granary reduces, phosphine generator can be started again and the valve on the air inlet pipe is opened, and phosphine gas is supplemented into the granary again, so that staff can not enter the granary again to add medicine, and the safety of staff is ensured, after fumigation is completed, the valve on the fresh air pipe is opened, external air enters the granary through the fresh air pipe, and circulates through the grain pile, and residual phosphine gas is taken out, when the concentration of phosphine gas reduces to safety range, bidirectional fan is started reversely, and residual phosphine gas in the granary is discharged through fresh air pipe.

[0012] Through the circulation of phosphine gas through grain pile, it is ensured that phosphine gas can be evenly and fully penetrated into every corner of grain pile, so that the insect killing effect is improved, and the survival rate of pests is reduced, external air is introduced through fresh air pipe, not only the concentration of phosphine gas in the granary is reduced, but also phosphine gas in the grain pile is taken out through air circulation, so that the safety of staff is ensured;In addition, by adopting connecting assembly, it is convenient to disassemble and replace, maintenance cost is reduced, maintainability of equipment is improved, and distance between adjacent first hoses and adjacent second hoses can be flexibly adjusted to adapt to grain pile of different shapes and sizes, so that phosphine gas can be evenly distributed, and insect killing efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the working process schematic diagram of the utility model;

[0014] Figure 2 It is the three-dimensional schematic diagram of the structure of the utility model;

[0015] Figure 3 It is the cross-sectional schematic diagram of the connecting assembly of the utility model;

[0016] Figure 4 For the utility model Figure 3 The enlarged schematic view of the structure of the A area in the middle.

[0017] In the figure: 1, phosphine generator; 2, air inlet pipe; 3, valve; 4, through-wall pipe; 5, four-way pipe; 6, fresh air pipe; 7, bidirectional fan; 8, connecting head; 9, main pipe; 10, first hose; 11, second hose; 12, cannula; 13, pedal; 14, first connecting pipe; 15, second connecting pipe; 16, first leakage plate; 17, slide bar; 18, partition plate; 19, sealing plate; 20, spring; 21, second leakage plate; 22, jacking rod. DETAILED DESCRIPTION

[0018] The utility model is further explained below in combination with the drawings and examples.

[0019] Example 1: this example 1 provides a su type warehouse space loop medicine supplementing device, please refer to Figures 1-4 As shown, it comprises a phosphine generator 1, an air inlet pipe 2, a four-way pipe 5, a fresh air pipe 6, a bidirectional fan 7, a main pipe 9, a first hose 10 and a phosphine gas detector, both ends of the main pipe 9 are sealed, the bidirectional fan 7 is fixedly installed in the granary, the display panel of the phosphine gas detector is fixed outside the granary, and the detection probe is arranged inside the granary, the installation mode of the detection probe of the phosphine gas detector has multiple modes, for example: the detection probe enters the inside of the granary through a sampling pipe, the installation mode of the bidirectional fan 7 has multiple modes, for example: a clamp is sleeved on the middle part of the bidirectional fan 7, and the bidirectional fan 7 is fixed on the warehouse body through the clamp, the air inlet end of the bidirectional fan 7 is communicated with the four-way pipe 5, and the air outlet end is communicated with the main pipe 9, one end of the air inlet pipe 2 and the fresh air pipe 6 extends into the warehouse body and is respectively communicated with one of the ports of the four-way pipe 5, and the other end of the air inlet pipe 2 is communicated with the air outlet of the phosphine generator 1, and a one-way air inlet valve is arranged in the last port of the four-way pipe 5.

[0020] The air inlet pipe 2 and the fresh air pipe 6 are fixed on the outer side wall of the warehouse body through the clamps, the two-way fan 7 is communicated with the four-way pipe 5 and the main pipe 9 in multiple ways, for example, the two ends of the two-way fan 7 are detachably provided with the tapered connectors 8, the two-way fan 7 is communicated with the four-way pipe 5 and the main pipe 9 through the connectors 8, the detachable installation has multiple ways, for example, the flange and the bolt are used for fixed connection, the connector 8 is communicated with the main pipe 9 in multiple ways, for example, the middle part of the main pipe 9 is provided with a three-way pipe, the connector 8 is communicated with one end of the three-way pipe, the air inlet pipe 2 and the fresh air pipe 6 are extended into the warehouse body in multiple ways, for example, two installation holes are formed on the window of the warehouse body for facilitating the modification and installation, the through-wall pipes 4 are arranged in the installation holes, one end of the two through-wall pipes 4 is communicated with the port of the four-way pipe 5, the other end is communicated with the air inlet pipe 2 and the fresh air pipe 6 respectively, and the gap between the through-wall pipe 4 and the corresponding installation hole is sealed by the sealing glue.

[0021] The main pipe 9 is arranged on the inner side wall of the warehouse body in the longitudinal direction, the first soft pipe 10 has multiple first soft pipes 10, the multiple first soft pipes 10 are arranged on the surface of the grain pile in the longitudinal direction at equal intervals, one end of the first soft pipe 10 is sealed, and the other end is communicated with the main pipe 9, the installation mode of the main pipe 9 has multiple ways, for example, the main pipe 9 is fixed on the wall of the warehouse through the multiple pipe clamps, the air inlet pipe 2 and the fresh air pipe 6 are provided with the valves 3, the first soft pipe 10 is provided with multiple pesticide application assemblies in the axial direction, the pesticide application assembly comprises the second soft pipes 11 which are symmetrically and fixedly installed on the two sides of the first soft pipe 10, and the other end of the second soft pipe 11 is fixedly installed with the cannula 12, the pedals 13 are symmetrically and fixedly installed on the two sides of the front end of the cannula 12, the tail end is sealed and fixedly installed with the tapered plug, multiple smoke exhaust ports are uniformly formed on the side wall of the cannula 12, and the diameter of the smoke exhaust port is smaller than the diameter of the grain.

[0022] When the supplementing device is used for fumigation of the grain in the warehouse, first, the multiple first soft pipes 10 are arranged on the top of the grain pile in the longitudinal direction at equal intervals, and the cannula 12 is inserted into the grain pile, then the input end of the air inlet pipe 2 is communicated with the exhaust port of the phosphine generator 1, the phosphine generator 1, the two-way fan 7 and the valve 3 on the air inlet pipe 2 are started, the two-way fan 7 transports the phosphine gas generated by the phosphine generator 1 into the multiple first soft pipes 10, and then the phosphine gas is injected into the grain pile through the second soft pipe 11 and the cannula 12, so that the grain is disinfected, when the worker observes that the concentration of the phosphine gas in the warehouse reaches the preset threshold value through the phosphine gas detector, the worker only needs to close the valve 3 on the air inlet pipe 2, the phosphine gas in the warehouse enters the four-way pipe 5 from the one-way air inlet valve, and then is injected into the grain pile again, so that the phosphine gas is circulated into the grain pile, and a better disinfection effect is achieved, when the worker observes that the concentration of the phosphine gas in the warehouse decreases through the phosphine gas detector, the phosphine generator 1 can be started again and the valve 3 on the air inlet pipe 2 is opened, so that the phosphine gas is supplemented into the warehouse again.

[0023] After the fumigation is completed, the staff can open the valve 3 on the fresh air pipe 6, at this time, the external air enters the warehouse through the fresh air pipe 6, so as to reduce the concentration of phosphine gas in the warehouse, when the concentration of phosphine gas reaches the safe discharge range, the bidirectional fan 7 is started in reverse, at this time, the one-way air inlet valve is closed, the phosphine gas in the warehouse can be discharged into the external air through the fresh air pipe 6, in addition, after the external air enters the warehouse, it will circulate through the grain pile, and the phosphine gas in the grain pile will be taken out, so that when the phosphine gas is discharged, the phosphine gas in the grain pile cannot be quickly discharged, which can avoid the situation that the staff is damaged by the phosphine gas overflowed in the grain pile during the daily inspection.

[0024] The difference between example 2 and example 1 is that, as shown in FIGS. 3-4, the connecting assembly is further included, the second hose 11 is communicated with the first hose 10 through the connecting assembly, the connecting assembly includes a first connecting pipe 14 fixedly connected with the first hose 10 at one end, a partition plate 18 fixedly installed in the first connecting pipe 14, the first connecting pipe 14 is divided into inner and outer sections by the partition plate 18, a sealing assembly is arranged in the inner section of the first connecting pipe 14, and the outer section is a threaded section, a second connecting pipe 15 is threadedly sleeved in the threaded section, and the second connecting pipe 15 is fixedly connected with the second hose 11; a counterbore is formed in the inner side surface of the partition plate 18 and communicated with the outer section of the first connecting pipe 14, the sealing assembly includes a first baffle 16 fixedly sleeved in the first connecting pipe 14, further includes a sealing plate 19 matched and installed in the counterbore, a sliding rod 17 is axially and slidably sleeved on the first baffle 16, one end of the sliding rod 17 is fixedly connected with the sealing plate 19, and the other end is fixedly installed with a baffle, a spring 20 is sleeved on the sliding rod 17 between the first baffle 16 and the sealing plate 19, a second baffle 21 is fixedly sleeved in the second connecting pipe 15, a jacking rod 22 is fixedly installed on the side of the second baffle 21 facing the partition plate 18, and the jacking rod 22 is concentrically arranged with the counterbore, and the first hose 10 is also communicated with the main pipe 9 through the connecting assembly.

[0025] When the first connecting pipe 14 and the second connecting pipe 15 are connected, the jacking rod 22 pushes the sealing plate 19 out of the counterbore, so that the inner and outer sections of the first connecting pipe 14 are communicated, at this time, the phosphine gas can enter the second hose 11 and flow into the grain pile through the insertion pipe 12 to fumigate the grain, when the first connecting pipe 14 and the second connecting pipe 15 are separated, the sealing plate 19 is inserted into the counterbore under the elastic force of the spring 20, so as to isolate the inner and outer sections of the first connecting pipe 14, and prevent the phosphine gas from flowing out; through the arrangement of the connecting assembly, the first hose 10 and the second hose 11 can be conveniently disassembled and assembled, and the spacing between adjacent first hoses 10 and adjacent second hoses 11 can be flexibly adjusted according to actual needs, so as to achieve better fumigation effect.

[0026] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A Soviet-style space circulation medicine replenishing device, comprising a phosphine generator (1), characterized in that: The invention also includes an air inlet pipe (2), a four-way pipe (5), a fresh air pipe (6), a two-way blower (7), a main pipe (9), a first hose (10) and a phosphine gas detector. Both ends of the main pipe (9) are sealed. The two-way blower (7) is fixedly installed in the granary. The display panel of the phosphine gas detector is fixed outside the granary and the detection probe is arranged in the granary. The air inlet end of the two-way blower (7) is connected with the four-way pipe (5) and the air outlet end is connected with the main pipe (9). One end of the air inlet pipe (2) and the fresh air pipe (6) are extended into the granary body and respectively connected with one of the ports of the four-way pipe (5). The other end of the air inlet pipe (2) is connected with the exhaust port of the phosphine generator (1). A one-way air inlet valve is provided in the last port of the four-way pipe (5). The main pipe (9) is longitudinally The first hose (10) is arranged on the inner side wall of the warehouse body, and there are multiple first hoses (10). The multiple first hoses (10) are laid on the surface of the grain pile at equal intervals in the longitudinal direction, and one end of the first hose (10) is sealed and the other end is connected to the main pipe (9); the air inlet pipe (2) and the fresh air pipe (6) are both provided with valves (3), and the first hose (10) is provided with multiple spraying components in the axial direction, and the spraying components include second hoses (11) symmetrically fixedly installed on both sides of the first hose (10), and the other end of the second hose (11) is fixedly installed with a plug (12); pedals (13) are symmetrically fixedly installed on both sides of the front end of the plug (12), and a tapered plug is sealed and fixedly installed at the rear end. A plurality of smoke exhaust ports are evenly opened on the side wall of the plug (12), and the diameter of the smoke exhaust port is smaller than the diameter of the grain.

2. The Su-type chamber space circulation medicine replenishing device according to claim 1, characterized in that: Conical connectors (8) are detachably mounted on both ends of the bidirectional fan (7), and the bidirectional fan (7) is connected to the four-way pipe (5) and the main pipe (9) respectively through the connectors (8).

3. The Su-type chamber space circulation medicine replenishing device according to claim 1, characterized in that: Two mounting holes are provided on the window of the warehouse body, and wall-penetrating pipes (4) are provided in the mounting holes. One end of the two wall-penetrating pipes (4) is respectively connected to the port of the four-way pipe (5), and the other end is respectively connected to the air inlet pipe (2) and the fresh air pipe (6). The gap between the wall-penetrating pipe (4) and the corresponding mounting holes is sealed by a sealant.

4. The Su-type chamber space circulation medicine replenishing device according to claim 1, characterized in that: The invention also includes a connecting assembly, wherein the second hose (11) is connected to the first hose (10) through the connecting assembly, and the connecting assembly includes a first connecting pipe (14) fixedly connected to the first hose (10) at one end, a partition (18) fixedly installed in the first connecting pipe (14), and the partition (18) divides the first connecting pipe (14) into two sections, an inner section and an outer section, and a sealing assembly is provided in the inner section of the first connecting pipe (14), and the outer section is a threaded section, and the second connecting pipe (15) is threadedly sleeved in the inner thread of the threaded section, and the second connecting pipe (15) is fixedly connected to the second hose (11).

5. The Su-type chamber space circulation medicine replenishing device according to claim 4, characterized in that: The inner side surface of the partition (18) is provided with a countersunk hole connected to the outer section of the first connecting pipe (14). The sealing assembly includes a first leak plate (16) fixedly mounted in the first connecting pipe (14), and a sealing plate (19) matched and mounted in the countersunk hole. A sliding rod (17) is axially slidably mounted on the first leak plate (16). One end of the sliding rod (17) is fixedly connected to the sealing plate (19), and the other end is fixedly mounted with a baffle.

6. The Su-type chamber space circulation medicine replenishing device according to claim 5, characterized in that: A spring (20) is mounted on the slide bar (17) between the first leak plate (16) and the sealing plate (19), a second leak plate (21) is fixedly mounted in the second connecting pipe (15), a push rod (22) is fixedly mounted on the side of the second leak plate (21) facing the partition (18), and the push rod (22) is concentrically arranged with the countersunk hole. The first hose (10) is also connected to the main pipe (9) through the connecting assembly.

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