CN202848424U - Online coal bunker dredging device - Google Patents
Online coal bunker dredging device Download PDFInfo
- Publication number
- CN202848424U CN202848424U CN 201220524598 CN201220524598U CN202848424U CN 202848424 U CN202848424 U CN 202848424U CN 201220524598 CN201220524598 CN 201220524598 CN 201220524598 U CN201220524598 U CN 201220524598U CN 202848424 U CN202848424 U CN 202848424U
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- energy storage
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- compressed air
- fried
- coal bunker
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Abstract
The utility model belongs to the technical field of coal mining auxiliary equipment, and particularly relates to an online coal bunker dredging device. The online coal bunker dredging device mainly solves the problems that in the prior art an effect of dredging of chute blockage in a coal bunker is poor, investment is high, and labor intensity of workers is strong. The technical scheme includes that the online coal bunker dredging device comprises an energy storage device, a detonating device, an air source system and a programmable logic controller (PLC) control system, the air source system is connected with a high-voltage air inlet of a compressed air energy accumulator, the detonating device comprises a detonating valve sleeve, a detonating valve piston, an impact air cylinder and a gas spraying pipe, an inlet and an outlet of the impact air cylinder are connected with the air source system, a left end of the detonating valve sleeve is connected with an outlet of the compressed air energy accumulator, an input end of the PLC control system is connected with a pressure transmitter and a temperature transmitter, and an output end of the PLC control system is connected with the air source system. The online coal bunker dredging device has the advantages of being simple in structure, convenient to control and good in effect.
Description
Technical field
The utility model belongs to coal mining accessory equipment technical field, is specifically related to a kind of online bunker dredging device.
Background technology
The loss that is caused by coal bunker blocking when coal mining happens occasionally, and the coal bunker discharging is stopped up roughly three kinds of phenomenons: jam phenomenon, knot doming effect, wall sticking phenomenon.Coal bunker chute blockage solution of problem way mainly contains at present: manually beat bunker dredging 1., application force when beaing manually is discontinuous, after repeatedly beaing, basically can dredge coal charge, and rapping apparatus is better to loose canopy coal effect, but to sticking coal poor effect, as it is more and more tighter to act on the improper coal charge internal action power that can make on the contrary, and heavily fortified point does not fall; 2. utilize electromagnetic shaker dredging, because the electromagnetic shaker amplitude is little, the vibrations time, more long coal bunker blocking was more solid, and long-time vibrations are large to the infringement of equipment, stifled in fact after more difficult dredging; 3. utilize the air dredging, the part chute blockage can utilize air bubble to solve, but because the loose area of air bubble is little, adding needs standing pressurized air, and output investment ratio is larger; 4. lay polymer composite material board or corrosion-resistant steel liner plate, can reduce like this number of times of chute blockage, but can not remove obstruction fully, output investment ratio is larger; 5. utilize the loosening machine dredging, the characteristics of loosening machine are from the thin layer that stops up, destroy the basis of stopping up, and reach loose purpose, and the hydrostatic drive loosening machine can not move for a long time continuously, and the leakage of oil of some hydrostatic drive loosening machines is more.
Summary of the invention
The utility model exists dredging weak effect, investment is high, labor strength is large problem mainly for the method for existing coal bunker dredging chute blockage, provide a kind of simple in structure, control conveniently, effective online bunker dredging device.
The utility model is to address the above problem the technical scheme of taking to be:
A kind of online bunker dredging device, by energy storage equipment, open quick-fried device, air supply system and PLC composition of the control system, wherein: described energy storage equipment is comprised of Compressed Air Energy Storage, the suspension ring that are installed in the Compressed Air Energy Storage top, the high pressure admission mouth that is installed in blow off valve, the pressure transformer that is installed in the Compressed Air Energy Storage side and the temperature transmitter of Compressed Air Energy Storage bottom and is installed in the Compressed Air Energy Storage side, and described air supply system is connected with the high pressure admission mouth of Compressed Air Energy Storage; Describedly open quick-fried device by opening quick-fried valve sleeve, opening quick-fried valve bucket, blow cylinder and gas injection tube and form, opening quick-fried valve bucket is installed in and opens in the quick-fried valve sleeve, blow cylinder is installed in the below of opening quick-fried valve sleeve, gas injection tube is installed in the right-hand member that opens quick-fried valve sleeve, open quick-fried valve bucket top and be arranged with gas passage, the piston rod that opens quick-fried valve bucket and blow cylinder is threaded connection, import on the blow cylinder is connected with air supply system with being connected all, and the described left end that opens quick-fried valve sleeve is connected with the outlet of Compressed Air Energy Storage; The input end of described PLC control system is connected with temperature transmitter with pressure transformer, and the mouth of PLC control system is connected with air supply system.
There is 60 ° bending in the exit of wherein said gas injection tube.
The online bunker dredging device of the utility model, by energy storage equipment, open quick-fried device, air supply system and PLC composition of the control system, take the unexpected strong air flow that sprays of pressure gas as impact kinetic energy, directly pour the inaccessible faulty section of storing prose style free from parallelism coal charge, overcome the coal charge static friction, make the interior coal charge of coal bunker recover to flow, the coal charge unblocking signal feeds back to PLC, shock pressure and the frequency of dredge are controlled by PLC, carry out on-line automaticization control with the coal charge fluidised form, this device has reduced the cost of block clearing dredging, simplifies the structure, promoted coal charge and stored the safety of transhipment, and be a kind of cleaning, free of contamination block clearing dredging device.
Description of drawings
Fig. 1 is the structural representation in the utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the annexation figure of the utility model air supply system and PLC control system;
Fig. 4 is the structural representation that the utility model is installed on coal bunker.
The specific embodiment
Such as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, a kind of online bunker dredging device, by energy storage equipment, open quick-fried device, air supply system 13 and PLC control system 14 form, wherein: described energy storage equipment is by Compressed Air Energy Storage 1, be installed in the suspension ring 2 at Compressed Air Energy Storage 1 top, be installed in the blow off valve 7 of Compressed Air Energy Storage 1 bottom, the pressure transformer 8 and the temperature transmitter 9 that are installed in Compressed Air Energy Storage 1 side form with the high pressure admission mouth 10 that is installed in Compressed Air Energy Storage 1 side, and described air supply system 13 is connected with the high pressure admission mouth 10 of Compressed Air Energy Storage 1; Describedly open quick-fried device by opening quick-fried valve sleeve 3, open quick-fried valve bucket 4, blow cylinder 6 and gas injection tube 5 form, opening quick-fried valve bucket 4 is installed in and opens in the quick-fried valve sleeve 3, blow cylinder 6 is installed in the below of opening quick-fried valve sleeve 3, gas injection tube 5 is installed in the right-hand member that opens quick-fried valve sleeve 3, there is 60 ° bending in the exit of described gas injection tube 5, open quick-fried valve bucket 4 tops and be arranged with gas passage, the piston rod that opens quick-fried valve bucket 4 and blow cylinder 6 is threaded connection, import on the blow cylinder 6 is connected with air supply system 13 with being connected all, and the described left end that opens quick-fried valve sleeve 3 is connected with the outlet of Compressed Air Energy Storage 1; The input end of described PLC control system 14 is connected with temperature transmitter 9 with pressure transformer 8, and the mouth of PLC control system 14 is connected with air supply system 13.
Principle of work: utilizing the interior public source of the gas of coal yard is air supply system 13 as the propulsion source of dredge, its operation pressure is 0.4 to 0.8MPa, air supply system 13 is to Compressed Air Energy Storage 1 interior inflation, when reaching, Compressed Air Energy Storage 1 internal pressure and temperature arrange when requiring, pressure transformer 8 and temperature transmitter 9 are to PLC control system 14 signal transmissions, PLC control system 14 is sent the signal that stops to inflate to air supply system 13, air supply system 13 is closed charging valve, arrange when requiring such as Compressed Air Energy Storage 1 internal pressure out of reach, automatically recover air inflator system, after PLC control system 14 receives the chute blockage signal that coal stream monitoring switch monitors, send opening impact cylinder 6 air inlet signals to air supply system 13, air supply system 13 is opened air intake valve, 6 moments of blow cylinder move down, Compressed Air Energy Storage 1 outlet and gas injection tube 5 are communicated with, pressure gas moment ejection in the Compressed Air Energy Storage 1, strong air flow directly pours the inaccessible faulty section of storing prose style free from parallelism coal charge, makes the interior coal charge of coal bunker recover to flow.
Claims (2)
1. online bunker dredging device, by energy storage equipment, open quick-fried device, air supply system (13) and PLC control system (14) form, it is characterized in that: described energy storage equipment is by Compressed Air Energy Storage (1), be installed in the suspension ring (2) at Compressed Air Energy Storage (1) top, be installed in the blow off valve (7) of Compressed Air Energy Storage (1) bottom, the high pressure admission mouth (10) that is installed in pressure transformer (8) and the temperature transmitter (9) of Compressed Air Energy Storage (1) side and is installed in Compressed Air Energy Storage (1) side forms, and described air supply system (13) is connected with the high pressure admission mouth (10) of Compressed Air Energy Storage (1); Describedly open quick-fried device by opening quick-fried valve sleeve (3), open quick-fried valve bucket (4), blow cylinder (6) and gas injection tube (5) form, opening quick-fried valve bucket (4) is installed in and opens in the quick-fried valve sleeve (3), blow cylinder (6) is installed in the below of opening quick-fried valve sleeve (3), gas injection tube (5) is installed in the right-hand member that opens quick-fried valve sleeve (3), open quick-fried valve bucket (4) top and be arranged with gas passage, the piston rod that opens quick-fried valve bucket (4) and blow cylinder (6) is threaded connection, import on the blow cylinder (6) is connected with air supply system (13) with being connected all, and the described left end that opens quick-fried valve sleeve (3) is connected with the outlet of Compressed Air Energy Storage (1); The input end of described PLC control system (14) is connected with temperature transmitter (9) with pressure transformer (8), and the mouth of PLC control system (14) is connected with air supply system (13).
2. a kind of online bunker dredging device according to claim 1 is characterized in that there is 60 ° bending in the exit of described gas injection tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524598 CN202848424U (en) | 2012-10-15 | 2012-10-15 | Online coal bunker dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524598 CN202848424U (en) | 2012-10-15 | 2012-10-15 | Online coal bunker dredging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202848424U true CN202848424U (en) | 2013-04-03 |
Family
ID=47979645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220524598 Expired - Lifetime CN202848424U (en) | 2012-10-15 | 2012-10-15 | Online coal bunker dredging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202848424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625798A (en) * | 2013-12-23 | 2014-03-12 | 杭州牡丹面粉有限公司 | Flour bin arch prevention and elimination all-in-one machine |
-
2012
- 2012-10-15 CN CN 201220524598 patent/CN202848424U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103625798A (en) * | 2013-12-23 | 2014-03-12 | 杭州牡丹面粉有限公司 | Flour bin arch prevention and elimination all-in-one machine |
| CN103625798B (en) * | 2013-12-23 | 2016-05-04 | 杭州牡丹面粉有限公司 | The anti-arch arch all-in-one that disappears in a kind of flour powder storehouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
|
| CX01 | Expiry of patent term |