CN113697308B - Silo safety inerting protection device convenient for quick inflation - Google Patents
Silo safety inerting protection device convenient for quick inflation Download PDFInfo
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- CN113697308B CN113697308B CN202110998979.6A CN202110998979A CN113697308B CN 113697308 B CN113697308 B CN 113697308B CN 202110998979 A CN202110998979 A CN 202110998979A CN 113697308 B CN113697308 B CN 113697308B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/74—Large containers having means for heating, cooling, aerating or other conditioning of contents
- B65D88/745—Large containers having means for heating, cooling, aerating or other conditioning of contents blowing or injecting heating, cooling or other conditioning fluid inside the container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
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- Mechanical Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Storage Of Harvested Produce (AREA)
Abstract
The invention discloses a silo safety inerting protection device convenient for quick inflation, which comprises a nitrogen making device, a silo, a sealing shell and a dust collection box, wherein one side of the nitrogen making device is communicated with a nitrogen storage tank, one side of the nitrogen storage tank is communicated with a gas booster pump, one side of the gas booster pump is communicated with a main gas inlet channel through a connecting pipe, the main gas inlet channel is arranged in a partition plate, and the partition plate is fixed in the silo. This silo safety inerting protection device convenient to quick aerate, be provided with the baffle, take a breath chamber and wind channel, the nitrogen gas of gas booster pump extraction nitrogen storage tank gets into the chamber of taking a breath, the nitrogen gas of the intracavity of taking a breath gets into the silo inside through first bleeder vent under the effect of pressure afterwards, the air in the wind channel is extracted to the vacuum pump simultaneously, make the air in the silo get into the wind channel through the second bleeder vent under the effect of negative pressure, utilize positive and negative pressure to accelerate the replacement speed of air and outside air in the silo, very big improvement the inflation efficiency of nitrogen gas, the result of use of this inerting protection system has been improved.
Description
Technical Field
The invention relates to the technical field of inerting protection devices, in particular to a silo safety inerting protection device convenient for quick inflation.
Background
Coal is a very complex heterogeneous special rock body with dual characteristics of organic and inorganic, is easy to oxidize and naturally occur in the air when exposed at low temperature, and an inerting protection device is needed for safe and effective long-term storage of the coal.
The prior inerting protection device is generally inflated from the inner wall of a silo, but a coal bed is dense, nitrogen gas filled in the silo is difficult to rapidly enter the coal bed and replace dangerous gas in the coal bed, the starting time of the inerting protection device is prolonged, the using effect is not ideal, the existing inerting protection device is not provided with a harmful gas temporary storage structure generally, and harmful gas replaced by nitrogen is directly discharged out of the silo, so that the environment is polluted, the harmful gas is enriched near the silo, the danger of explosion and the like is easily caused, and certain potential safety hazard exists when the device is used.
Disclosure of Invention
The invention aims to provide a silo safety inerting protection device convenient for quick inflation, which aims to solve the problems that the prior inerting protection device proposed in the background art is usually inflated from the inner wall of a silo, but a coal bed is compact, nitrogen filled in the silo is difficult to quickly enter the coal bed and replace dangerous gas in the coal bed, the starting time of the inerting protection device is prolonged, the using effect is not ideal, temperature monitoring equipment arranged in the silo of the prior inerting protection device is difficult to effectively monitor the temperature surface in the coal bed, the monitoring effect on the oxidation degree in the coal bed is poor, the practicability is not enough, the prior inerting protection device is not usually provided with a harmful gas temporary storage structure, harmful gas replaced by nitrogen is directly exhausted out of the silo, the environment is polluted, and the harmful gas is enriched near the silo, easily causes the danger such as explosion and the like, and has certain potential safety hazard when being used.
In order to achieve the purpose, the invention provides the following technical scheme: a silo safety inerting protection device convenient for quick inflation comprises a nitrogen making device, a silo, a sealing shell and a dust collection box,
one side of the nitrogen making equipment is communicated with a nitrogen storage tank, one side of the nitrogen storage tank is communicated with a gas booster pump, one side of the gas booster pump is communicated with a main air inlet channel through a connecting pipe, the main air inlet channel is arranged in a partition plate, the partition plate is fixed in a silo, the silo is arranged on one side of the gas booster pump, an air exchange cavity and an air locking cavity are arranged in the partition plate, the air exchange cavity and the air locking cavity are both communicated with the main air inlet channel, a first electromagnetic valve is arranged at the communication position of the air exchange cavity and the main air inlet channel, a large number of first air holes are formed in the surface of the partition plate, the first air holes are communicated with the air exchange cavity and the air locking cavity, a discharge funnel is arranged at the bottom of the silo, and a discharge auger is arranged at the bottom of the discharge funnel;
the silo is characterized in that sealing shells are wrapped on two sides of the silo, a gas collection cavity and a plurality of air channels are formed in the sealing shells, a second electromagnetic valve is installed at a communication position of the air channels and the gas collection cavity, a second air hole is formed in the surface of the silo and communicated with the air channels, an installation frame is arranged on one side of the silo, a dust collection box is suspended above the installation frame, two sides of the dust collection box are respectively communicated with the gas collection cavity and a vacuum pump through connecting pipes, flexible compensators are installed at a communication position of the dust collection box and the gas collection cavity and a communication position of the dust collection box and the vacuum pump, a honeycomb panel and a dust screen are installed in the dust collection box, the vacuum pump is fixedly installed at the top of the installation frame, and a harmful gas storage tank communicated with the vacuum pump is arranged at the bottom of the installation frame;
and a fixing plate is embedded at one side of the silo, and a threaded rod is arranged on the surface of the fixing plate in a threaded manner. .
Preferably, the center line of the partition plate is superposed with the center line of the silo, and a certain gap is reserved between the lowest end of the partition plate and the bottom of the discharging hopper;
by adopting the technical scheme, the coal can conveniently leave the silo through the gap between the partition plate and the discharge hopper.
Preferably, the two air exchange cavities are symmetrically arranged by taking the main air inlet channel as a center, and the air exchange cavities are arranged corresponding to the air channels;
through adopting above-mentioned technical scheme, open corresponding first solenoid valve and second solenoid valve, make the nitrogen gas in the chamber of taking a breath through the chamber of taking a breath and correspond the coal seam between the wind channel and get into and correspond the wind channel, be convenient for accurate taking a breath in the coal seam.
Preferably, the two groups of air locking cavities are arranged and are respectively arranged at the upper side and the lower side of the silo;
by adopting the technical scheme, nitrogen is continuously discharged from the two groups of air locking cavities during air exchange, and air pressure is utilized to prevent external air from entering the silo.
Preferably, a damping spring is arranged between the dust collection box and the mounting frame, and a vibration motor is fixedly arranged on one side of the dust collection box;
through adopting above-mentioned technical scheme, avoid dust collection box and mounting bracket rigidity collision, the dust collection box of being convenient for regularly vibrates under vibrating motor's effect.
Preferably, the uppermost end of the honeycomb plate and the lowermost end of the dust screen are positioned on the same horizontal plane, and the dust screen shields the communication part of the dust collection box and the vacuum pump;
through adopting above-mentioned technical scheme, the dust screen of being convenient for blocks the dust, makes the harmful gas who gets into in the vacuum pump cleaner.
Preferably, the mesh number of the dustproof net is larger than that of the second air holes;
by adopting the technical scheme, the harmful gas can conveniently leave the interior of the silo through the second air holes.
Preferably, the fixed plates are embedded on the surface of the silo in a staggered mode, and the threaded rods are arranged corresponding to the ventilation cavities;
through adopting above-mentioned technical scheme, the temperature sensor monitoring temperature of threaded rod changes, in case there is the spontaneous combustion sign in the coal seam, is provided with the chamber of taking a breath correspondingly and fills a large amount of nitrogen gas through first bleeder vent, accomplishes the taking a breath to coal seam cooling and harmful gas.
Preferably, one end of the threaded rod extends into the silo, and temperature sensors are uniformly arranged in the threaded rod;
through adopting above-mentioned technical scheme, temperature sensor random threaded rod one end is inside to the coal seam in the silo, is convenient for monitor the inside oxidation degree in coal seam in real time through temperature sensor.
Compared with the prior art, the invention has the beneficial effects that: the silo safety inerting protection device convenient for quick inflation,
(1) the inerting protection system is provided with a partition plate, a ventilation cavity and an air channel, wherein the partition plate is fixed in the middle of a silo, the ventilation cavity arranged in the partition plate is positioned in the middle of the silo, a gas booster pump extracts nitrogen in a nitrogen storage tank and enters the ventilation cavity, then the nitrogen in the ventilation cavity enters the silo through a first air hole under the action of pressure, and simultaneously a vacuum pump extracts air in the air channel, so that the air in the silo enters the air channel through a second air hole under the action of negative pressure, the replacement speed of the air in the silo and the external air is accelerated by utilizing positive and negative pressure, the inflation efficiency of the nitrogen is greatly improved, and the use effect of the inerting protection system is improved;
(2) the dust collection box is provided with the dust collection box, a dust screen and a vibration motor, air flowing out of the air channel enters the dust collection box and enters the vacuum pump through the dust screen, the dust screen blocks dust, then the vibration motor drives the dust collection box to vibrate, the dust is separated from the dust screen and falls into the bottom of the dust collection box during vibration, the honeycomb plate separates air flow, the air flow flowing through the dust collection box is prevented from lifting the dust accumulated at the bottom of the dust collection box, then the air subjected to dust removal through compression of the vacuum pump enters a harmful gas storage tank, harmful gas is prevented from being accumulated near a silo, harm of the harmful gas is reduced, and the dust collection box is safer to use;
(3) the fixed plate, the threaded rod and the temperature sensor are arranged, the threaded rod is rotated, the threaded rod and the fixed plate are matched to gradually penetrate into the coal bed in the silo, and then the temperature sensor arranged in the threaded rod monitors the temperature change in the coal bed, so that the oxidation degree in the coal bed can be judged quickly and accurately, and the device is more practical to use;
drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is a schematic diagram of a right side view cross-sectional structure of the present invention;
FIG. 3 is a schematic cross-sectional front view of the present invention;
FIG. 4 is a schematic left side view of the silo of the present invention;
FIG. 5 is a schematic view of a left side cross-sectional structure of the dust box of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: 1. nitrogen making equipment, 2, a nitrogen storage tank, 3, a gas booster pump, 4, a main air inlet channel, 5, a partition board, 6, a silo, 7, an air exchange cavity, 8, an air locking cavity, 9, a first electromagnetic valve, 10, a first air vent, 11, a discharging funnel, 12, a discharging auger, 13, a sealing shell, 14, an air collecting cavity, 15, an air duct, 16, a second electromagnetic valve, 17, a second air vent, 18, a mounting rack, 19, a dust collecting box, 20, a vacuum pump, 21, a flexible compensator, 22, a honeycomb panel, 23, a dust screen, 24, a harmful gas storage tank, 25, a fixing plate, 26, a threaded rod, 27, a damping spring, 28, a vibrating motor, 29 and a temperature sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a silo safety inerting protection device convenient for quick inflation is disclosed, as shown in figure 1, one side of a nitrogen making device 1 is communicated with a nitrogen storage tank 2, one side of the nitrogen storage tank 2 is communicated with a gas booster pump 3, one side of the gas booster pump 3 is communicated with a main gas inlet channel 4 through a connecting pipe, the main gas inlet channel 4 is arranged inside a partition plate 5, the central line of the partition plate 5 is superposed with the central line of a silo 6, a certain gap is reserved between the lowest end of the partition plate 5 and the bottom of a discharge funnel 11 to prevent the partition plate 5 from influencing coal discharge, so that coal can enter a discharge auger 12 through the gap between the partition plate 5 and the discharge funnel 11, the partition plate 5 is fixed inside the silo 6, the silo 6 is arranged at one side of the gas booster pump 3, a gas exchange cavity 7 and a gas locking cavity 8 are arranged inside the partition plate 5, the gas exchange cavity 7 and the gas locking cavity 8 are both communicated with the main gas inlet channel 4, and a first electromagnetic valve 9 is arranged at the communication position of the gas exchange cavity 7 and the main gas inlet channel 4, the two air exchanging cavities 7 are symmetrically arranged by taking the main air inlet 4 as a center, the air exchanging cavities 7 are arranged corresponding to the air channels 15, nitrogen can uniformly enter the interior of the silo 6 through the air exchanging cavities 7, two groups of air locking cavities 8 are arranged, the two groups of air locking cavities 8 are respectively arranged at the upper side and the lower side of the silo 6, when the nitrogen is filled, part of the nitrogen enters the interior of the silo 6 through the two groups of air locking cavities 8, the outside air is blocked from entering the interior of the silo 6 by using positive air pressure, the surface of the partition plate 5 is provided with a large number of first air holes 10, the first air holes 10 are communicated with the air exchanging cavities 7 and the air locking cavities 8, the bottom of the silo 6 is provided with the discharging funnel 11, the bottom of the discharging funnel 11 is provided with the discharging auger 12, the two sides of the silo 6 are wrapped with the sealing shell 13, the interior of the sealing shell 13 is provided with the air collecting cavity 14 and the air channels 15, and the communicating parts of the air collecting cavities 15 are provided with the second electromagnetic valves 16, the surface of the silo 6 is provided with a second air vent 17, the second air vent 17 is communicated with an air duct 15, one side of the silo 6 is provided with a mounting rack 18, a dust collection box 19 is suspended above the mounting rack 18, a damping spring 27 is arranged between the dust collection box 19 and the mounting rack 18, a vibration motor 28 is fixedly arranged on one side of the dust collection box 19, the vibration motor 28 drives the dust collection box 19 to vibrate conveniently, so that the dust collection box 19 vibrates more smoothly, two sides of the dust collection box 19 are respectively communicated with the gas collection cavity 14 and the vacuum pump 20 through connecting pipes, flexible compensators 21 are respectively arranged at the communication part of the dust collection box 19 and the gas collection cavity 14 and the communication part of the dust collection box 19 and the vacuum pump 20, a honeycomb plate 22 and a dustproof net 23 are arranged inside the dust collection box 19, the uppermost end of the honeycomb plate 22 and the lowermost end of the dustproof net 23 are positioned on the same horizontal plane, the dustproof net 23 shields the communication part of the dust collection box 19 and the vacuum pump 20, and the honeycomb plate cuts off air flow, the dust at the bottom of the dust collection box 19 is prevented from being lifted by airflow flowing through the dust collection box 19, the mesh number of the dust screen 23 is larger than that of the second air holes 17, harmful gas can conveniently leave the silo 6 through the second air holes 17 with smaller mesh number, the dust screen 23 with larger mesh number can separate dust in the harmful gas, the vacuum pump 20 is fixedly arranged at the top of the mounting frame 18, the bottom of the mounting frame 18 is provided with a harmful gas storage tank 24 communicated with the vacuum pump 20, one side of the silo 6 is embedded with a fixing plate 25, the surface of the fixing plate 25 is provided with a threaded rod 26 in a threaded manner, the fixing plate 25 is embedded on the surface of the silo 6 in a staggered manner, the threaded rod 26 is arranged corresponding to the air exchange cavity 7, the temperature sensor 29 in the threaded rod 26 monitors the sign of spontaneous combustion of the coal bed, nitrogen is filled into the coal bed through the air exchange cavity correspondingly arranged, so that the inerting protection can be conveniently and accurately completed, one end of the threaded rod 26 extends into the silo 6, and the temperature sensor 29 is uniformly arranged in the threaded rod 26, the oxidation degree in the coal seam can be known quickly and accurately,
the working principle is as follows: when the silo safety inerting protection device convenient for quick inflation is used, the model of the temperature sensor is WRP-130, an external power supply is switched on, the nitrogen making equipment 1 is started, nitrogen is made by the nitrogen making equipment 1 and stored in the nitrogen storage tank 2, after coal is placed in the silo 6 for storage, the threaded rod 26 is rotated, the threaded rod 26 is in threaded connection with the fixed plate 25 and is inserted into the coal bed in the silo 6, then the temperature sensor 29 uniformly arranged in the threaded rod 26 monitors the temperature in the coal bed in real time, the oxidation degree in the coal bed is conveniently and quickly and accurately known, once the spontaneous combustion symptom of the coal bed is found, the gas booster pump 3 is started, the gas booster pump 3 extracts the nitrogen in the nitrogen storage tank 2, the nitrogen enters the main air inlet 4, the nitrogen enters the coal bed with the spontaneous combustion symptom through the first air vent 10 under the action of positive pressure, and then the corresponding first electromagnetic valve 9 is opened, the nitrogen in the main air inlet channel 4 enters the air locking cavity 8 and the corresponding air exchange cavity 7, the corresponding second electromagnetic valve 16 is opened at the same time, the vacuum pump 20 is started, the vacuum pump 20 utilizes negative pressure to extract air in the corresponding air channel 15, the harmful gas in the corresponding coal seam leaves the coal seam through the second air holes 17 under the action of positive pressure and negative pressure, the air exchange of the corresponding coal seam is conveniently and rapidly and accurately completed, the risk of spontaneous combustion of the coal seam is effectively eliminated, the practicability is high in use, the nitrogen is filled into the coal seam through the air locking cavity 8, the external air is prevented from entering the inner side of the silo 6 through the positive pressure, the harmful gas enters the dust collection box 19 through the gas collection cavity 14, the dust is separated by the dust screen 23 in the dust collection box 19, the dust-free harmful gas is compressed into the harmful gas storage tank 24 through the vacuum pump 20, and the harmful gas is convenient for temporarily storing the harmful gas, harmful gas is prevented from being accumulated near the silo 6, the use is safer, the vibration motor 28 is started, the vibration motor 28 drives the dust collection box 19 to vibrate, dust adhered to the surface of the dust screen 23 falls into the bottom of the dust collection box 19, the honeycomb plate 22 separates air flow, the dust at the bottom of the dust collection box 19 is prevented from being re-lifted under the disturbance of the air flow, the flexible compensator 21 and the damping spring 27 which are arranged outside the dust collection box 19 enable the dust collection box 19 not to be rigidly connected with external parts, the vibration of the dust collection box 19 is facilitated, and the whole work is finished.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a silo safety inerting protection device convenient to quick aerate, includes nitrogen making equipment (1), silo (6), sealed shell (13) and dust collection box (19), its characterized in that:
the nitrogen making equipment is characterized in that one side of the nitrogen making equipment (1) is communicated with a nitrogen storage tank (2), one side of the nitrogen storage tank (2) is communicated with a gas booster pump (3), one side of the gas booster pump (3) is communicated with a main air inlet channel (4) through a connecting pipe, the main air inlet channel (4) is arranged inside a partition plate (5), the partition plate (5) is fixed inside a silo (6), the silo (6) is arranged on one side of the gas booster pump (3), a gas exchange cavity (7) and a gas lock cavity (8) are arranged inside the partition plate (5), the gas exchange cavity (7) and the gas lock cavity (8) are both communicated with the main air inlet channel (4), a first electromagnetic valve (9) is arranged at the communication position of the gas exchange cavity (7) and the main air inlet channel (4), a large number of first air holes (10) are arranged on the surface of the partition plate (5), and the first air holes (10) are communicated with the gas exchange cavity (7) and the gas lock cavity (8), a discharge funnel (11) is installed at the bottom of the silo (6), and a discharge auger (12) is installed at the bottom of the discharge funnel (11);
the silo (6) is wrapped by sealing shells (13) on two sides, a gas collecting cavity (14) and a plurality of air channels (15) are formed in the sealing shells (13), a second electromagnetic valve (16) is installed at the communication position of the air channels (15) and the gas collecting cavity (14), a second air hole (17) is formed in the surface of the silo (6), the second air hole (17) is communicated with the air channels (15), a mounting frame (18) is arranged on one side of the silo (6), a dust collection box (19) is hung above the mounting frame (18), two sides of the dust collection box (19) are respectively communicated with the gas collecting cavity (14) and a vacuum pump (20) through connecting pipes, flexible compensators (21) are installed at the communication position of the dust collection box (19) and the gas collecting cavity (14) and the communication position of the dust collection box (19) and the vacuum pump (20), a honeycomb plate (22) and a dust screen (23) are installed in the dust collection box (19), the vacuum pump (20) is fixedly arranged at the top of the mounting rack (18), and a harmful gas storage tank (24) communicated with the vacuum pump (20) is arranged at the bottom of the mounting rack (18);
and a fixing plate (25) is embedded at one side of the silo (6), and a threaded rod (26) is installed on the surface of the fixing plate (25) in a threaded manner.
2. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the center line of the partition plate (5) is superposed with the center line of the silo (6), and a certain gap is reserved between the lowest end of the partition plate (5) and the bottom of the discharging hopper (11).
3. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the two air exchanging cavities (7) are symmetrically arranged by taking the main air inlet channel (4) as the center, and the air exchanging cavities (7) are correspondingly arranged with the air channel (15).
4. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the two groups of air locking cavities (8) are arranged, and the two groups of air locking cavities (8) are respectively arranged on the upper side and the lower side of the silo (6).
5. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: a damping spring (27) is arranged between the dust collection box (19) and the mounting frame (18), and a vibration motor (28) is fixedly arranged on one side of the dust collection box (19).
6. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the uppermost end of the honeycomb plate (22) and the lowermost end of the dustproof net (23) are positioned on the same horizontal plane, and the dustproof net (23) shields the communication position of the dust collection box (19) and the vacuum pump (20).
7. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the mesh number of the dustproof net (23) is larger than that of the second air holes (17).
8. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: the fixing plates (25) are embedded on the surface of the silo (6) in a staggered mode, and the threaded rods (26) are arranged corresponding to the air exchange cavities (7).
9. A silo safety inerting protection device to facilitate rapid inflation as defined in claim 1 wherein: one end of the threaded rod (26) extends into the silo (6), and the temperature sensors (29) are uniformly arranged in the threaded rod (26).
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| CN202110998979.6A CN113697308B (en) | 2021-08-28 | 2021-08-28 | Silo safety inerting protection device convenient for quick inflation |
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| CN202110998979.6A CN113697308B (en) | 2021-08-28 | 2021-08-28 | Silo safety inerting protection device convenient for quick inflation |
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| CN113697308B true CN113697308B (en) | 2022-08-12 |
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| US4462743A (en) * | 1982-06-11 | 1984-07-31 | Sherwood Systems, Inc. | Apparatus for unloading silo |
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| CN202464544U (en) * | 2012-02-21 | 2012-10-03 | 薛道成 | Inerting safety protection device for coal storage silo |
| CN103738607A (en) * | 2013-04-25 | 2014-04-23 | 陕西祥瑞电气工程自动化有限公司 | Safety protection device of center-inerting pipe type coal storage silo |
| CN103625803A (en) * | 2013-12-13 | 2014-03-12 | 徐州中矿奥特麦科技有限公司 | Full inerting protection device of shared wall cylindrical silo and protection method |
| CN106185384A (en) * | 2016-07-12 | 2016-12-07 | 北京理工大学 | Closed coal bunker comprehensive inerting safety guard |
| CN210762356U (en) * | 2019-09-18 | 2020-06-16 | 江苏宇诺环保科技有限公司 | Inerting protection device for coal storage silo |
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| CN113697308A (en) | 2021-11-26 |
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