CN104773414B - Warehouse top safety balancing device - Google Patents
Warehouse top safety balancing device Download PDFInfo
- Publication number
- CN104773414B CN104773414B CN201510140513.7A CN201510140513A CN104773414B CN 104773414 B CN104773414 B CN 104773414B CN 201510140513 A CN201510140513 A CN 201510140513A CN 104773414 B CN104773414 B CN 104773414B
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- bag
- bag cage
- cage
- fixedly installed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- B65D90/32—Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/185—Preventing escape of dust by means of non-sealed systems
- B65G69/186—Preventing escape of dust by means of non-sealed systems with aspiration means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a safe and reliable warehouse top safety balancing device which fully utilizes power gas and prevents dust from entering the atmosphere. The warehouse top safety balancing device comprises a shell, a bag cage, a filter bag, a spray nozzle and an electromagnetic valve, wherein the shell is a tubular structure with a hollow internal portion and two open ends, a connecting plate is arranged in the shell, the connecting plate is fixedly arranged on the sidewall of the shell, through holes are formed in the connecting plate, the through holes extend from the upper surface of the connecting plate to the lower surface of the connecting plate, the upper end of the bag cage is fixedly arranged on the connecting plate, the bag cage is located below the through holes, the filter bag is arranged in the bag cage, and the filter bag is used for filtering dust; the spray nozzle is fixedly arranged in the shell, the spray nozzle is located above the connecting plate, the spray nozzle is connected with the output end of the electromagnetic valve through a spray pipe, the input end of the electromagnetic valve is used for being connected with an external gas source, and the external gas source is inert gas.
Description
Technical field
The present invention relates to the powder material comprehensive process industry pressure balance such as a kind of flyash, cement, slag micropowder
Equipment, more particularly to a kind of storehouse top stable equilibrium device.
Background technology
Coal dust is combustible, and Class B fire dangerous materials, dust have firing property.When coal dust reach in atmosphere it is certain dense
Degree, sets off an explosion in the presence of external high temperature, collision, friction, vibration, naked light, electric spark, and the blast produced after blast can make
The dust from flying of deposition, causes subsequent explosion accident.Based on this characteristic of coal dust, Pulverized Coal Bin preferably by noble gases (as nitrogen,
Carbon dioxide gass etc.) warehouse-in is transferred out, and storehouse top is provided with explosion-proof cleaner and breather valve.Explosion-proof cleaner is typically using anti-
Quick-fried type bag collector, supporting centrifugal blower.Dusty gas is entered from bag collector entrance, and Jing sock filtrations, dust granules fall into
Dust-precipitator is returned in ash bucket, and gas is extracted out by centrifugal blower, if the gas extracted out is discharged in air, can cause the wasting of resources；If taking out
The gas for going out is entered back in storage vault, when the moment that centrifugal blower is closed forms negative pressure in the pipeline in connecting fan with big storehouse,
Dust in storehouse can be caused certain impact or even can be damaged blower fan by negative pressure suction centrifugal blower on the performance of centrifugal blower.
The pressure acting as inside and outside balance storehouse of breather valve, Ruo Kunei are in malleation or high negative pressure state, storehouse wall can be tied
The stability of structure is impacted, particularly steel silo, and in storehouse, malleation can cause to emit grey phenomenon generation in addition, it is therefore desirable in Ku Ding
Arrange breather valve to reduce the pressure reduction inside and outside storehouse.Conventional breather valve is to back down a hole in storehouse, and rain cover is arranged on hole.For
For Pulverized Coal Bin, common breather valve makes big storehouse directly connect with air, if coal dust dust is entered in air from breather valve, then
High temperature, collision, friction, vibration, naked light, can set off an explosion in the presence of electric spark.
In view of above-mentioned defect, the design people, positive in addition research and innovation, the storehouse to founding a kind of new structure is pushed up
Stable equilibrium device so as to more the value in industry.
The content of the invention
To solve above-mentioned technical problem, it is an object of the invention to provide one kind makes full use of power gas and prevents dust from entering
Enter the safe and reliable storehouse top stable equilibrium device of air.
The storehouse top stable equilibrium device of the present invention, including housing, bag cage, filter bag, nozzle and electromagnetic valve, the housing is interior
Portion is hollow and the tubular structure of both ends open, and connecting plate is provided with housing, and the connecting plate is fixedly installed on the side wall of housing,
Through hole is offered on connecting plate, the upper end of the bag cage is fixedly installed on connecting plate, and bag cage is located at the lower section of through hole, institute
State filter bag to be arranged in bag cage, filter bag is used for Chalk-dust filtering；
The nozzle is fixedly installed in housing, and nozzle is located at the top of connecting plate, and nozzle passes through jet pipe and electromagnetism
The outfan connection of valve, the input of the electromagnetic valve are connected with external air source, and the external air source is noble gases.
Further, storehouse of the invention top stable equilibrium device, the housing include reduced pipe and cylinder, and the cylinder is
The tubular structure of inner hollow and both ends open, the stub end of the reduced pipe are fixedly installed on the upper end of cylinder by flange
At opening, and the cavity inside reduced pipe is communicated with the cavity of inner barrel, and the connecting plate is fixedly installed on inner barrel,
The nozzle is fixedly installed on the inside of reduced pipe.
Further, storehouse of the invention top stable equilibrium device, also including tee T, an input port of the tee T
By flange and the little head end UNICOM of reduced pipe, another input port of tee T and the air outlet UNICOM of dust-precipitator, tee T
Last input port directly communicate with ambient atmosphere.
Further, storehouse of the invention top stable equilibrium device, the through hole on the connecting plate is manhole, the bag
Cage is cylinder, and the upper end of bag cage has opening, and the lateral wall at the opening of the bag cage is provided with draw-in groove, the bag cage
Upper end pass through through hole from the lower section of connecting plate, and the marginal portion positioned at through hole of connecting plate is stuck in the draw-in groove of bag cage
Interior, the upper end of the filter bag is fixedly installed connector, and the top edge of the connector is outwards turned down, and the lower end of connector is arranged
In bag cage, the top edge of connector is arranged on the upper end of the upper surface or bag cage of connecting plate, and the filter bag is arranged in bag cage
Portion.
Further, storehouse of the invention top stable equilibrium device, the external air source is gas bag, and the gas bag is set for inside
There is the pressure vessel of gases at high pressure.
By such scheme, the present invention at least has advantages below：The storehouse top stable equilibrium device of the present invention includes housing,
Connecting plate is provided with housing, through hole on connecting plate, is offered, also including bag cage, filter bag and electromagnetic valve, filter bag is arranged in bag cage,
The upper end of bag cage is fixedly installed on connecting plate and bag cage is positioned at the lower section of through hole, and nozzle is additionally provided with housing, and nozzle is fixed
Top with connecting plate is set, and nozzle is by jet pipe and the outfan UNICOM of electromagnetic valve, the input of electromagnetic valve and the gas of outside
Source connects.When specifically used, housing is communicated with the air outlet and outside atmosphere of dust-precipitator respectively by tee T, Dang great Ku enters
During material, dust-precipitator work, the wind that the blower fan of dust-precipitator is extracted out from storehouse can be again introduced into big storehouse, it is to avoid the wave of power gas
Take.The setting of filter bag, it is to avoid dust is entered directly in the centrifugal blower of dust-precipitator so that dust-precipitator is hardly damaged, and bag
Being provided in of cage fixes filter bag so as to can preferably play the effect of filtration.When the dust that depends on when filter bag surface is more,
Opens solenoid valve, gases at high pressure are just sprayed and the dust being attached on filter bag are shot down to storehouse from nozzle；Additionally, work as in storehouse producing
During raw negative pressure, the stability of big library structure on the one hand can be affected, especially steel silo；Another aspect ambient atmosphere is entered in warehouse-in,
Oxygen in air is the big factor for causing spontaneous combustion of pulverized coal, so mending noble gases using external air source into storehouse, it is ensured that big
Coal dust and oxygen-barrier are made while library structure stability, has prevented the generation of spontaneous combustion of pulverized coal phenomenon.Ruo Kunei pressure ratios are extraneous
When atmospheric pressure is high, in storehouse, gas enters air from this device, and dust is completely cut off in storehouse by filter bag, and this device is balanced inside and outside storehouse
Pressure turn avoid coal dust simultaneously and leak, and not only environmental protection was not contaminated but also prevented the generation of blast dieseling.In sum,
The storehouse top stable equilibrium device of the present invention makes full use of power gas and prevents dust from entering air, safe and reliable.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Description of the drawings
Fig. 1 is the structural representation that stable equilibrium device is pushed up in the storehouse of the present invention；
Fig. 2 is the use state figure that stable equilibrium device is pushed up in the storehouse of the present invention；
Fig. 3 is the partial enlarged drawing in A portions in Fig. 1.
In figure, 1：Housing；2：Bag cage；3：Filter bag；4：Nozzle；5：Electromagnetic valve；6：Connecting plate；7：Jet pipe；8：External air source；
9：Dust-precipitator；10：Tee T；11：Reduced pipe；12：Cylinder；13：Draw-in groove；14：Connector.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement
Example is for illustrating the present invention, but is not limited to the scope of the present invention.
Referring to Fig. 1 to 3, a kind of storehouse top stable equilibrium device of a preferred embodiment of the present invention, including housing 1, bag cage 2,
Filter bag 3, nozzle 4 and electromagnetic valve 5, housing are the tubular structure of inner hollow and both ends open, and connecting plate 6 is provided with housing, even
Fishplate bar is fixedly installed on the side wall of housing, and through hole is offered on connecting plate, and through hole extends to connection from the upper surface of connecting plate
The lower surface of plate, the upper end of bag cage are fixedly installed on connecting plate, and bag cage is located at the lower section of through hole, and filter bag is arranged on a bag cage
Interior, filter bag is used for Chalk-dust filtering；
Nozzle is fixedly installed in housing, and nozzle is located at the top of connecting plate, and nozzle is by jet pipe 7 and electromagnetic valve
Outfan connects, and for being connected with external air source 8, external air source is noble gases to the input of electromagnetic valve.
The operation principle of the present invention is as follows：When specifically used, housing is passed through into the air-out respectively with dust-precipitator 9 of tee T 10
Mouth and outside atmosphere are communicated, and when big storehouse pan feeding, dust-precipitator work, the wind that the blower fan of dust-precipitator is extracted out from storehouse can be again introduced into
Big storehouse, it is to avoid the waste of power gas.The setting of filter bag, it is to avoid dust is entered directly in the centrifugal blower of dust-precipitator,
So that dust-precipitator is hardly damaged, and bag cage be provided in fix filter bag so as to can preferably play the effect of filtration.Work as filter
When the dust that depends on of bag surface is more, opens solenoid valve, gases at high pressure just spray from nozzle and will be attached to the dust on filter bag
Shoot down to storehouse；Additionally, when negative pressure is produced in storehouse, the stability of big library structure on the one hand can be affected, especially steel silo；Separately
One side ambient atmosphere is entered in warehouse-in, and the oxygen in air is the big factor for causing spontaneous combustion of pulverized coal, so utilizing external air source
Noble gases are mended into storehouse, it is ensured that coal dust and oxygen-barrier are made while big library structure stability, prevented spontaneous combustion of pulverized coal phenomenon
Generation.When Ruo Kunei pressure ratio external atmospheric pressures are high, in storehouse, gas enters air from this device, and dust is completely cut off by filter bag
In storehouse, this device balances storehouse external and internal pressure and leaks while turn avoid coal dust, and not only environmental protection was not contaminated but also prevented blast
The generation of dieseling.To sum up, storehouse of the invention top stable equilibrium device is hardly damaged centrifugal blower and dust is not easily accessible
Air, it is safe and reliable.
Preferably, stable equilibrium device is pushed up in the storehouse of the present invention, housing includes reduced pipe 11 and cylinder 12, and cylinder is inside
The tubular structure of hollow and both ends open, the stub end of reduced pipe are fixedly installed on by flange at the opening of the upper end of cylinder,
And the cavity inside reduced pipe is communicated with the cavity of inner barrel, connecting plate is fixedly installed on inner barrel, and nozzle is fixed and set
Put in the inside of reduced pipe.The purpose of this design is to facilitate the connection of housing and external equipment.
Preferably, the storehouse top stable equilibrium device of the present invention, also including tee T, an input port of tee T passes through
The little head end UNICOM of flange and reduced pipe, another input port of tee T and the air outlet UNICOM of dust-precipitator, tee T is most
Latter input port is directly communicated with ambient atmosphere.The setting of tee T, facilitates what housing was connected with dust-precipitator air outlet
Communicate with air simultaneously.
Preferably, the storehouse top stable equilibrium device of the present invention, the through hole on connecting plate is manhole, and bag cage is cylinder
Shape, and the upper end of bag cage has opening, and the lateral wall at the opening of bag cage is provided with draw-in groove 13, and the upper end of bag cage is from connecting plate
Lower section pass through through hole, and the marginal portion positioned at through hole of connecting plate is stuck in the draw-in groove of bag cage, and the upper end of filter bag is solid
Surely connector 14 is provided with, the top edge of connector is outwards turned down, the lower end of connector is arranged in bag cage, the top of connector
Edge is arranged on the upper end of the upper surface of connecting plate or bag cage, and filter bag is arranged on inside bag cage.The design of draw-in groove so that bag cage energy
It is enough to be easily fixed in through hole, and the setting of connector facilitates and filter bag is arranged in bag cage.This kind of structure design, dismounting
It is very convenient.
Preferably, the storehouse top stable equilibrium device of the present invention, external air source is gas bag, and gas bag is provided with high pressure gas for inside
The pressure vessel of body.
The above is only the preferred embodiment of the present invention, be not limited to the present invention, it is noted that for this technology is led
For the those of ordinary skill in domain, on the premise of without departing from the technology of the present invention principle, some improvement and modification can also be made,
These improve and modification also should be regarded as protection scope of the present invention.
Claims (2)
1. stable equilibrium device is pushed up in a kind of storehouse, it is characterised in that：Including housing, bag cage, filter bag, nozzle and electromagnetic valve, the shell
Body is the tubular structure of inner hollow and both ends open, and connecting plate is provided with housing, and the connecting plate is fixedly installed on housing
On the wall of side, through hole on connecting plate, is offered, the through hole extends to the lower surface of connecting plate, the bag from the upper surface of connecting plate
The upper end of cage is fixedly installed on connecting plate, and bag cage is located at the lower section of through hole, and the filter bag is arranged in bag cage, and filter bag is used
In Chalk-dust filtering；
The nozzle is fixedly installed in housing, and nozzle is located at the top of connecting plate, and nozzle is by jet pipe and electromagnetic valve
Outfan connects, and the input of the electromagnetic valve is connected with external air source, and the external air source is noble gases, the housing bag
Reduced pipe and cylinder are included, the cylinder is inner hollow and the tubular structure of both ends open, and the stub end of the reduced pipe passes through
Flange is fixedly installed at the opening of the upper end of cylinder, and the cavity inside reduced pipe is communicated with the cavity of inner barrel, institute
State connecting plate and be fixedly installed on inner barrel, the nozzle is fixedly installed on the inside of reduced pipe；Also including tee T, described three
One input port of siphunculus is by flange and the little head end UNICOM of reduced pipe, another input port of tee T and going out for dust-precipitator
Air port UNICOM, last input port of tee T are directly communicated with ambient atmosphere, and the through hole on the connecting plate is circular logical
Hole, the bag cage are cylinder, and the upper end of bag cage has opening, and the lateral wall at the opening of the bag cage is provided with card
Groove, the upper end of the bag cage pass through through hole, and the marginal portion positioned at through hole of connecting plate to be stuck in from the lower section of connecting plate
In the draw-in groove of bag cage, the upper end of the filter bag is fixedly installed connector, and the top edge of the connector is outwards turned down, connector
Lower end be arranged in bag cage, the top edge of connector is arranged on the upper end of upper surface or bag cage of connecting plate, the filter bag
It is arranged on inside bag cage.
2. stable equilibrium device is pushed up in storehouse according to claim 1, it is characterised in that：The external air source is gas bag, described
Gas bag is the pressure vessel that inside is provided with gases at high pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510140513.7A CN104773414B (en) | 2015-03-27 | 2015-03-27 | Warehouse top safety balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510140513.7A CN104773414B (en) | 2015-03-27 | 2015-03-27 | Warehouse top safety balancing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104773414A CN104773414A (en) | 2015-07-15 |
| CN104773414B true CN104773414B (en) | 2017-04-19 |
Family
ID=53615235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510140513.7A Expired - Fee Related CN104773414B (en) | 2015-03-27 | 2015-03-27 | Warehouse top safety balancing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104773414B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4411674A (en) * | 1981-06-02 | 1983-10-25 | Ohio Blow Pipe Co. | Continuous clean bag filter apparatus and method |
| CN201105920Y (en) * | 2007-08-24 | 2008-08-27 | 宝山钢铁股份有限公司 | Dust removing system for pneumatic ash conveyor |
| DE202007013145U1 (en) * | 2007-09-18 | 2007-12-20 | Friedrichs Filtersysteme Gmbh | separators |
| CN201320436Y (en) * | 2008-12-17 | 2009-10-07 | 安徽盛运机械股份有限公司 | Bag-type dust remover |
| CN201735579U (en) * | 2010-06-21 | 2011-02-09 | 三一重工股份有限公司 | Powder dust collection device |
| CN202336260U (en) * | 2011-12-02 | 2012-07-18 | 科林环保装备股份有限公司 | In-built bag cage for bag-type dust collection and stack mounting structure of in-built bag cage and filter bag on tube sheet |
| CN202909581U (en) * | 2012-11-16 | 2013-05-01 | 鞍钢集团矿业公司 | Respiration valve dust removing device |
| CN203170139U (en) * | 2013-01-16 | 2013-09-04 | 辽宁海诺建设机械集团有限公司 | Dust removal device for additive cabin |
| CN104107596A (en) * | 2014-07-29 | 2014-10-22 | 广西南宁中嘉环保阀门制造有限公司 | Bag-type dust collector |
| CN204568522U (en) * | 2015-03-27 | 2015-08-19 | 山东华建仓储装备科技有限公司 | Storehouse top stable equilibrium device |
-
2015
- 2015-03-27 CN CN201510140513.7A patent/CN104773414B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104773414A (en) | 2015-07-15 |
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