CN205979850U - Buggy measurement conveyer - Google Patents
Buggy measurement conveyer Download PDFInfo
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- CN205979850U CN205979850U CN201621003179.7U CN201621003179U CN205979850U CN 205979850 U CN205979850 U CN 205979850U CN 201621003179 U CN201621003179 U CN 201621003179U CN 205979850 U CN205979850 U CN 205979850U
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- coal
- metering
- buggy
- warehouse
- conveyer
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Abstract
The utility model discloses a buggy measurement conveyer belongs to buggy processing and carries technical field, and the buggy that is connected gradually by from the top down stores up confession system and measurement coal supply system composition, and the buggy stores up the confession system and includes the buggy warehouse, and buggy warehouse bottom is provided with buggy weighing device, and the direction storehouse is connected to buggy warehouse bottom, measurement coal supply system connects the buffering storehouse including the measurement feeder of connecting direction storehouse bottom, the discharge gate of measurement feeder, and the feed inlet of measurement coal unloader is connected to the discharge gate of buffering storehouse bottom, and pneumatic conveyor is connected to the discharge gate of measurement coal unloader. The utility model provides a buggy supply that exists on the existing market is unstable, and undulant great problem has improved boiler operation's stability, has improved the fuel burn -off rate, has reduced harmful substance's formation in the flue gas.
Description
Technical field
This utility model belongs to coal dust processing conveying technology field and in particular to a kind of coal powder metering conveyer.
Background technology
Pulverized-coal fired boiler in the market, on coal powder conveying system, does not have a set of accurate, stable, quantitation, level pressure, ripple
The dynamic system scheme less than 1%, causes existing industrial coal powder boiler in combustion, because coal dust is supplied not in time
Or excessively concentrate, cause boiler combustion unstable, the harmful substance fluctuation in flue gas substantially, does not meet the development reason of modern factories
Read.
Utility model content
In order to solve present on existing market, coal dust supply is unstable, and fluctuate larger problem, improves boiler operatiopn
Stability, improve fuel burn-off rate, reduce the generation of harmful substances from flue gases, this utility model provides a kind of coal dust meter
Amount conveyer, using industrial automation means, realizes the accurate conveying of coal dust continuous-stable by automatic control means such as quantitative, meterings
To in boiler-burner, so that the undulating value of pulverized coal conveying amount is controlled within ± 1% all the time, and then it is steady to reach the ignition energy of boiler
Fixed operation.
This utility model solves its technical problem and be employed technical scheme comprise that：
A kind of coal powder metering conveyer, by the coal powder storage and supply system being sequentially connected from top to bottom and metering coal supply system group
Become, described coal powder storage and supply system includes pulverized coal warehouse, and pulverized coal warehouse bottom is provided with coal dust meausring apparatus, pulverized coal warehouse bottom
Connect guiding storehouse；Described metering coal supply system includes connecting the metering feeder at guiding orlop end, the discharging of metering feeder
Mouth connects surge bunker, and the discharging opening of surge bunker bottom connects the charging aperture of metering machine for unloading coal, the discharging opening connection of metering machine for unloading coal
Pneumatic conveyer.Grind the coal dust completing 150 ~ 200 mesh from coal pulverizer station, through the thick and thin phase burner system of coal bunker bottom
System, delivers to pulverized coal warehouse silo roof, and in the case of inert gas installation protection, the pulverized coal warehouse that coal dust is discharged into stokehold is stored up
Deposit standby.By coal dust meausring apparatus, can be with the quality of coal dust in monitor in real time pulverized coal warehouse it is ensured that boiler burns for 48 hours
Amount.Control coal dust meausring apparatus, so that coal dust is entered into inside guiding storehouse, the metering feeder from guiding orlop end for the coal dust enters into
Surge bunker, metering feeder control enters into the coal dust amount within surge bunker it is ensured that the coal dust entering into surge bunker occurs without plate
Knot, closely knit situation, coal dust amount surge bunker within of being simultaneously into be enough to be filled into inside metering machine for unloading coal it is ensured that pneumatic transporting
Send the gas in device will not enter into inside surge bunker, control the amount of unloading coal of metering machine for unloading coal it is ensured that feed precision is missed simultaneously
Difference is less than ± 2%, under the drive of Pneumatic conveyer, the coal dust through metering is sent by way of dilute phase pneumatic conveying
Burnt to top combustion burner coal powder entrance, greatly improved efficiency of combustion.
Preferably, described pulverized coal warehouse top is provided with cleaner unit and Explosion-proof valve, in the mistake that pulverized coal warehouse is fed
Cheng Zhong, can discharge original air in pulverized coal warehouse, by pulverized coal warehouse roof scrubber, the coal dust in air-out be carried out
Collect, be allowed to flow back in Pulverized Coal Bin, will not spread everywhere, Explosion-proof valve ensures the safety and stability of whole device simultaneously.Coal dust stores up
Storehouse orlop is furnished with orlop fluidisation wind system and hopper wall vibrator it is ensured that the coal dust in pulverized coal warehouse will not be pressed because of pulverized coal warehouse storehouse
Hardened, closely knit situation occurs.
Preferably, described metering feeder and metering machine for unloading coal are revolution discharger, enable accurate measurement to coal and
Unload coal.
Preferably, described Pneumatic conveyer is provided with pressure gauge, but in real time pneumatic transporting is checked by pressure gauge
Send the pressure condition in device, so that workman is adjusted according to practical situation.
The utility model has the advantages that：It is provided with coal dust meausring apparatus, metering feeding device and measure coal tripper, three
Device is mutually coordinated and to be not in hardened, the closely knit situation of coal dust with the use of it is ensured that the amount of coal dust is accurately reliable, solution
Certainly present on existing market, coal dust supply is unstable, and fluctuate larger problem, improves the stability of boiler operatiopn, improves
Fuel burn-off rate, reduces the generation of harmful substances from flue gases.
Brief description
Fig. 1 is this utility model structural representation.
In figure symbol description：1st, pulverized coal warehouse；2nd, coal dust meausring apparatus；3rd, guide storehouse；4th, measure feeder；5th, buffer
Storehouse；6th, measure machine for unloading coal；7th, Pneumatic conveyer；71st, pressure gauge.
Specific embodiment
Below in conjunction with accompanying drawing, this utility model is further described：
A kind of coal powder metering conveyer, by the coal powder storage and supply system being sequentially connected from top to bottom and metering coal supply system group
Become, described coal powder storage and supply system includes pulverized coal warehouse 1, and pulverized coal warehouse 1 bottom is provided with coal dust meausring apparatus 2, pulverized coal warehouse 1
Bottom connects guiding storehouse 3；Described metering coal supply system includes connecting the metering feeder 4 of guiding storehouse 3 bottom, measures feeder
4 discharging opening connects surge bunker 5, and the discharging opening of surge bunker 5 bottom connects the charging aperture of metering machine for unloading coal 6, metering machine for unloading coal 6
Discharging opening connects Pneumatic conveyer 7.
In order to reach dedusting and explosion-proof purpose it is ensured that the coal dust in pulverized coal warehouse 1 will not extrude because of pulverized coal warehouse 1 storehouse
Existing hardened, closely knit situation, described pulverized coal warehouse 1 top is provided with cleaner unit and Explosion-proof valve, and pulverized coal warehouse 1 orlop is furnished with
Orlop fluidisation wind system and hopper wall vibrator.
And unload coal to coal to realize accurate measurement, described metering feeder 4 and metering machine for unloading coal 6 are revolution discharging
Device.
For the pressure condition in real time inspection Pneumatic conveyer 7, so that workman is adjusted according to practical situation, institute
It is provided with pressure gauge 71 on the Pneumatic conveyer 7 stated.
Finally it should be noted that：Obviously, above-described embodiment is only intended to clearly illustrate this utility model example,
And the not restriction to embodiment.For those of ordinary skill in the field, also may be used on the basis of the above description
To make other changes in different forms.There is no need to be exhaustive to all of embodiment.And thus
The obvious change amplified out or change among still in protection domain of the present utility model.
Claims (4)
1. a kind of coal powder metering conveyer, is made up of the coal powder storage and supply system being sequentially connected from top to bottom and metering coal supply system,
It is characterized in that, described coal powder storage and supply system includes pulverized coal warehouse, and pulverized coal warehouse bottom is provided with coal dust meausring apparatus, coal dust
Warehouse bottom connects guiding storehouse；Described metering coal supply system includes connecting the metering feeder at guiding orlop end, measures to coal
The discharging opening of machine connects surge bunker, and the discharging opening of surge bunker bottom connects the charging aperture of metering machine for unloading coal, measures going out of machine for unloading coal
Material mouth connects Pneumatic conveyer.
2. as claimed in claim 1 a kind of coal powder metering conveyer it is characterised in that described pulverized coal warehouse top is provided with
Cleaner unit and Explosion-proof valve, pulverized coal warehouse orlop is furnished with orlop fluidisation wind system and hopper wall vibrator.
3. as claimed in claim 2 a kind of coal powder metering conveyer it is characterised in that described metering feeder and metering are unloaded
Coal machine is revolution discharger.
4. as claimed in claim 3 a kind of coal powder metering conveyer it is characterised in that arranging on described Pneumatic conveyer
There is pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621003179.7U CN205979850U (en) | 2016-08-31 | 2016-08-31 | Buggy measurement conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621003179.7U CN205979850U (en) | 2016-08-31 | 2016-08-31 | Buggy measurement conveyer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205979850U true CN205979850U (en) | 2017-02-22 |
Family
ID=58038700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621003179.7U Active CN205979850U (en) | 2016-08-31 | 2016-08-31 | Buggy measurement conveyer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205979850U (en) |
-
2016
- 2016-08-31 CN CN201621003179.7U patent/CN205979850U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 115000 No.121 Xinlian street, Yingkou District, Yingkou (Liaoning) pilot Free Trade Zone, Yingkou City, Liaoning Province Patentee after: Liaoning Lvyuan Energy Environmental Protection Technology Group Co.,Ltd. Address before: 115000, No. 3, iron and steel, Yingkou District, Liaoning, China Patentee before: YINGKOU LVYUAN BOILER Co.,Ltd. |
|
| CP03 | Change of name, title or address |