CN106285720A - A kind of feeding device of underground coal mine distance spraying system - Google Patents
A kind of feeding device of underground coal mine distance spraying system Download PDFInfo
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- CN106285720A CN106285720A CN201610671092.5A CN201610671092A CN106285720A CN 106285720 A CN106285720 A CN 106285720A CN 201610671092 A CN201610671092 A CN 201610671092A CN 106285720 A CN106285720 A CN 106285720A
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- feeding
- ejector
- coal mine
- spraying system
- underground coal
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- 239000003245 coal Substances 0.000 title claims abstract description 36
- 238000005507 spraying Methods 0.000 title claims abstract description 31
- 238000007664 blowing Methods 0.000 claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 12
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 238000012856 packing Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 239000004576 sand Substances 0.000 abstract description 5
- 206010030113 Oedema Diseases 0.000 abstract description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 3
- 208000035475 disorder Diseases 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 44
- 239000000463 material Substances 0.000 description 19
- 239000011435 rock Substances 0.000 description 9
- 239000011378 shotcrete Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008093 supporting effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000001914 calming effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Nozzles (AREA)
Abstract
The invention discloses the feeding device of a kind of underground coal mine distance spraying system, including stirring bunker, suction pipeline, cyclone collector, whirlwind wind pipe, vacuum pump, Blowing stopper, ejector, ejector gas feeding pipe, distance feeding pipe and gas source air compressor machine.The feeding device of this underground coal mine distance spraying system is the present situation sufficient according to down-hole source of the gas, produce negative pressure by vacuum pump and expect that edema caused by disorder of QI realizes automatic charging and uses air conveying mode of movement to carry in Grouting entrance Blowing stopper after in Grouting suction and conveying to airtight cyclone collector, excessive gas in Grouting is separated and is extracted out by vacuum pump and fills into gas source, can make full use of source of the gas;Use Blowing stopper that Grouting carries out be pumped conveying to realize the supply continuously of Grouting, reduce pipe vibration, and then realize long-distance sand transport, reduction line clogging fault rate, reduce down-hole assistant conveyance and early stage ancillary works input cost.
Description
Technical field
The present invention relates to the feeding device of a kind of spraying system, specifically one be applicable to underground coal mine distance whitewashing system
The feeding device of system, belongs to coal mine machinery equipment technology field.
Background technology
Anchor pole-the gunite of coal mine roadway is a kind of supporting grown up in steady theoretical basis at the country rock of science
Mode, spraying system the concrete sprayed and anchor pole, country rock collectively constitute effective Load-carring arch, the coagulation of spraying system ejection
Soil plays support, the effect filled, completely cut off and convert in whole support system, can realize improving the stability in tunnel, raising
The self-stable ability of country rock, be present coal mine roadway become passive protecting be active support a kind of conventional support pattern;The biggest
Part Coal Mine tunnel generally carries out whitewashing after using anchor pole, anchor cable and wire netting combination supporting again provides additional supporting with in time
Close country rock surface, prevent country rock and wire netting and air and the isolation of water, it is to avoid such as the rust of country rock air slaking, deliquescence and wire netting
The harmful effect that roadway support is produced by erosion etc. because of environmental effect, removes surrouding rock stress simultaneously and concentrates, stops wall rock loosening.
According to the raw material added whether spraying system mainly includes coal mine underground pulp shooting machine and conveyance conduit two large divisions,
Having water coal mine underground pulp shooting machine to be divided into dry type spraying pulp grinder and Wet-type patching machine, owing to wet type is mixed and stirred, to greatly reduce dust dense
Degree, therefore current underground coal mine many employings Wet-type patching machine.
The construction technology of China's coal-mine rock tunnel engineering develops quickly in recent years, driving face explosive technology and bolt-spary supports phase
In conjunction with making tunnel one-shot forming, inclined shaft construction drill footage per month can continuously reach more than hundred meters, but distance slope construction
In, according to tradition whitewashing mode, the farthest jet length of pulp shooting machine is only about 200 meters, and pulp shooting machine telephone-moving, material in construction
Transport the most relatively difficult, and cost is higher, owing to being limited by working space and transport of materials aspect, pulp shooting machine
Having to be arranged on about 300 meters, spray operation position of distance, the most farther, this makes either pulp shooting machine pipeline or down-hole
Blast, all cannot meet pick spray work continuously, the one-time formed construction requirement in tunnel, therefore can only wait until tunnelling molding and
Suspension roof support re-lays track transport pulp shooting machine after completing and gunite material carries out spray operation, not only flow chart complicated,
Affecting tunnelling progress, also miss the optimal whitewashing time, supporting effect of roadway is had a greatly reduced quality;Meanwhile, existing spray operation
The pulp shooting machine used typically requires artificial spice, artificial loading, and labor intensity of operating staff is big, and production efficiency is low;It addition, long away from
When air conveying, spraying system static pressure is excessive, and it is serious that feeding mouth returns wind, returning charge problem;Also have in tide spray, wet shot whitewashing process
In, the Grouting excessive for the injection water content such as meter Shi, fine sand, cement mixed according to 2:2:1 ratio is easy to make
Becoming material deposition blocking pipeline, need to dismantle and clear up pipeline, gunite work is inefficient.
Summary of the invention
For the problems referred to above, the present invention provides the feeding device of a kind of underground coal mine distance spraying system, it is possible to ensure
Grouting in down-hole the stirring of special yard long distance delivery to gunite work face, and then realize reducing down-hole assistant conveyance and
Early stage ancillary works input cost, is particularly well-suited to underground coal mine spray operation.
For achieving the above object, the feeding device of this underground coal mine distance spraying system includes stirring bunker, suction tube
Road, cyclone collector, whirlwind wind pipe, vacuum pump, Blowing stopper, ejector, ejector gas feeding pipe, distance feeding pipe
With gas source air compressor machine;
Described stirring bunker is arranged near the track of tunnel, including rabbling mechanism;
Described suction pipeline one end is stretched into bottom stirring bunker, the other end is along the cylinder tangential direction of cyclone collector and whirlwind
The top connection of catcher;
Described cyclone collector is the up big and down small airtight pyramidal structure being vertically arranged, and the upper end of cyclone collector is by rotation
Wind wind pipe connects with the air inlet end of described vacuum pump, and the lower end of cyclone collector connects with the feeding end of described Blowing stopper
Logical;
The outlet side of described vacuum pump is connected with the outlet side of described gas source air compressor machine by pipeline;
The discharge end of described Blowing stopper connects with the feeding end of described ejector, and the feeding end of ejector is mixed with ejector
Conjunction room connects, and the air inlet end of the mixing chamber rear end of ejector is connected by the outlet side of ejector gas feeding pipe with gas source air compressor machine
Logical, the mixing chamber discharge end of ejector is arranged to pre-small post-large pyramidal structure and by distance feeding pipe and whitewashing spray
Head connection.
Scheme as a further improvement on the present invention, the feeding end of described ejector is configured with the inclined-plane of top rake
Structure, ramp structure forward downward tilts to be connected with the mixing chamber of ejector.
Scheme as a further improvement on the present invention, the rear wall of the feeding end of described ejector is arranged to vertical structure,
Vertically the rear wall of structure is vertically connected with the mixing chamber of ejector.
Scheme as a further improvement on the present invention, described Blowing stopper is high-air-tightness Blowing stopper, and Blowing stopper includes leaf
Sheet, matched in clearance between top and the inwall of housing of blade, the top of blade is provided with groove, is provided with the company of being secured in groove
The elastic packing adhesive tape connect.
Scheme as a further improvement on the present invention, described being positioned in blade direction of rotation on the housing without material side is arranged
Unidirectional pressure relief opening.
Scheme as a further improvement on the present invention, the feeding mouth position of described housing, corresponding housing arc inner wall
Crossover position is additionally provided with elastic wear-resisting sheet rubber, the bottom of elastic wear-resisting sheet rubber stretch out housing arc inner wall and with blade
Radius of turn size interference fit.
Scheme as a further improvement on the present invention, described gas source air compressor machine is screw pneumatics device.
Scheme as a further improvement on the present invention, the lower end of described cyclone collector is connected with the feeding end of Blowing stopper
The shape of cross section of position be arranged to the shape of cross section of feeding end with Blowing stopper just as structure.
Scheme as a further improvement on the present invention, described Blowing stopper uses frequency conversion motor.
Scheme as a further improvement on the present invention, the feeding device of this underground coal mine distance spraying system also includes certainly
Dynamic tippler, automatic dumper is arranged on the position of the feeding end of the stirring bunker described in correspondence.
Compared with prior art, the feeding device of this underground coal mine distance spraying system is sufficient according to down-hole source of the gas
Present situation, produces negative pressure by vacuum pump and expects that edema caused by disorder of QI enters from Grouting after in Grouting suction and conveying to airtight cyclone collector
Realize automatic charging in entering Blowing stopper and use air conveying mode of movement to carry, the setting of vacuum pump, not only make rotation
Form subnormal ambient in wind catcher and suction pipeline, and the gas mixed in Grouting during mixing and stirring is separated also
Extracted out by vacuum pump from the upper end of cyclone collector and fill into gas source, source of the gas can be made full use of, meanwhile, use subnormal ambient to realize
The mode of automatic charging also can be avoided by the problem that air content in the Grouting of traditional conveyer material-uploading style is higher;
Owing to using Blowing stopper to replace traditional vibration pulp shooting machine, Grouting is carried out pump pressure conveying, therefore can realize Grouting
Continuously supply, reduce pipe vibration, and then realize long-distance sand transport, reduce line clogging fault rate;This underground coal mine length away from
Feeding device from spraying system is capable of Grouting, and in down-hole, special yard stirs and long distance delivery is to gunite work
Face, and then realize reducing down-hole assistant conveyance and early stage ancillary works input cost, it is particularly well-suited to underground coal mine spray operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the top view of cyclone collector of the present invention;
Fig. 3 is the structural representation of Blowing stopper of the present invention.
In figure: 1, stirring bunker, 2, suction pipeline, 3, cyclone collector, 4, whirlwind wind pipe, 5, vacuum pump, 6, close
Blower fan, 6-1, housing, 6-2, blade, 6-3, elastic packing adhesive tape, 6-4, elastic wear-resisting sheet rubber, 6-5, unidirectional pressure relief opening, 7,
Ejector, 8, ejector gas feeding pipe, 9, distance feeding pipe, 10, gas source air compressor machine.
Detailed description of the invention
The present invention will be further described below in conjunction with the accompanying drawings (describing with the traffic direction of material for front below).
As it is shown in figure 1, the feeding device of this underground coal mine distance spraying system include stirring bunker 1, suction pipeline 2,
Cyclone collector 3, whirlwind wind pipe 4, vacuum pump 5, Blowing stopper 6, ejector 7, ejector gas feeding pipe 8, distance conveying
Pipeline 9 and gas source air compressor machine 10.
Described stirring bunker 1 is arranged near the track of tunnel, including rabbling mechanism.
As in figure 2 it is shown, described suction pipeline 2 one end is stretched into bottom stirring bunker 1, the other end is along cyclone collector 3
Cylinder tangential direction connects with the top of cyclone collector 3.
Described cyclone collector 3 is the up big and down small airtight pyramidal structure being vertically arranged, the upper end of cyclone collector 3
Connected by the air inlet end of whirlwind wind pipe 4 with described vacuum pump 5, the lower end of cyclone collector 3 and described Blowing stopper 6
Feeding end connection.
The outlet side of described vacuum pump 5 is connected with the outlet side of described gas source air compressor machine 10 by pipeline.
The discharge end of described Blowing stopper 6 connects with the feeding end of described ejector 7, the feeding end of ejector 7 and spray
The mixing chamber connection of emitter 7, the air inlet end of the mixing chamber rear end of ejector 7 is by ejector gas feeding pipe 8 and gas source pneumatics
Machine 10 outlet side connection, the mixing chamber discharge end of ejector 7 be arranged to pre-small post-large pyramidal structure and by distance defeated
Pipe material 9 connects with whitewashing shower nozzle.
The feeding device of this underground coal mine distance spraying system is the present situation sufficient according to down-hole source of the gas, and Grouting leads to
Cross vacuum pressure conveying device feeding in Blowing stopper 6 and use air conveying mode of movement to carry.
In use, as it is shown in figure 1, the mine car being mounted with the Groutings such as meter Shi, yellow sand, concrete is transported to stirring material
Near storehouse 1, material poured into after in stirring bunker 1 water filling and is uniformly mixed and stirred by rabbling mechanism, then starting vacuum
Pump 5, gas source air compressor machine 10 and Blowing stopper 6, pressed gas enters ejector 7, simultaneously vacuum pump 5 through ejector gas feeding pipe 8
Gas source is mended by the outlet air end that gas source air compressor machine 10 is delivered in the air extraction in cyclone collector 3 and suction pipeline 2
Gas;The Grouting stirred is inhaled along the cylinder tangential direction of cyclone collector 3 by suction pipeline 2 under suction function
Entering to cyclone collector 3 internal, Grouting falls into along cyclone collector 3 inwall track twist under self gravitation effect
The feeding end of Blowing stopper 6 completes automatic charging, and the Grouting falling into Blowing stopper 6 feeding end is continuously and uniformly supplied by Blowing stopper 3
Ejector 7 should be given;There is gas solid separation along helical trajectory in Grouting during falling, mixes whitewashing thing during mixing and stirring
Gas in material is separated and is extracted out by vacuum pump 5 from the upper end of cyclone collector 3 and fills into gas source, receives by increasing whirlwind
It is long that the height of storage 3 or the internal diameter of increase cyclone collector 3 can extend Grouting screw in cyclone collector 3
Degree, can realize effective gas solid separation then;Under the percussion of the pressed gas in Blowing stopper 6 and ejector gas feeding pipe 8,
The Grouting entrance distance feeding pipe 9 constantly entered in ejector 7 carries.
The gases at high pressure that blowing emitter gas feeding pipe 8 enters can cause energy loss at the mixing chamber internal swirl of ejector 7,
And then affect blanking speed, therefore, for reducing the whirlpool energy that gases at high pressure produce in the mixing chamber of ejector 7, as this
The further improvement project of invention, the feeding end of described ejector 7 is configured with the ramp structure of top rake, ramp structure
Forward downward tilts to be connected with the mixing chamber of ejector 7.
Owing to the whitewashing dry dirt that dusts in down-hole is big, gunite effect is poor, and Grouting is all the tide material containing certain moisture now,
Chao Wuliaoduijijiao is relatively big, if the mixing chamber backrake of ejector 7 is excessive, Grouting can be caused to be deposited in ejector 7
Ejector 7, the most as a further improvement on the present invention scheme is easily blocked in mixing chamber, the feeding end of described ejector 7
Rear wall is arranged to vertical structure, and the rear wall of vertical structure is vertically connected with the mixing chamber of ejector 7.
In order to the gases at high pressure sprayed in preventing blowing emitter gas feeding pipe 8 are through Blowing stopper 6 retrograde entrance cyclone collector
3, scheme as a further improvement on the present invention, described Blowing stopper 6 is high-air-tightness Blowing stopper, as it is shown on figure 3, Blowing stopper 6
Including matched in clearance between top and the inwall of housing 6-1 of blade 6-2, blade 6-2, the top of blade 6-2 is provided with groove, recessed
Elastic packing adhesive tape 6-3 that the heat resistant and wear resistant being secured to connect damages it is provided with in groove;Elastic packing adhesive tape 6-3 can be mended automatically
Repay the gap between blade and shell, it is ensured that Blowing stopper 6 has higher air-tightness.
Enter during ejector 7 at Grouting, air emit and blanking can be caused bad and affect conveying amount, long away from
When air conveying, induction system static pressure is relatively big, along with the rotation of the blade 6-2 of Blowing stopper 6, at blade 6-2 from housing 6-1's
When discharging opening position is rotated upwardly to the feeding mouth position of housing 6-1, the gases at high pressure between blade 6-2 still can be through shell
The feeding mouth of body 6-1 enter cyclone collector 3 cause emit on air, the problem of returning charge at pan feeding, therefore to prevent further
Between in blowing emitter gas feeding pipe 8, the gases at high pressure of ejection are in Blowing stopper 6 rotary course between the blade 6-2 of nothing material position
Gap is driven in the wrong direction and is upwardly into cyclone collector 3, as a further improvement on the present invention scheme, and described is positioned at blade 6-2 rotation side
Upwards on the housing 6-1 without material side, unidirectional pressure relief opening 6-5 is set, height between blade 6-2 in blade 6-2 rotary course
Body of calming the anger is being discharged by pressure release through unidirectional pressure relief opening 6-5, and then prevents gases at high pressure from entering cyclone collector 3.
In order to prevent from Grouting granule to be blocked between blade 6-2 and housing 6-1, in turn result in rotation difficulty even blocking
Dead blade 6-2, scheme as a further improvement on the present invention, the feeding mouth position of described housing 6-1, corresponding housing 6-1 arc
The crossover position of shape inwall is additionally provided with elastic wear-resisting sheet rubber 6-4, and housing 6-1 arc is stretched out in the bottom of elastic wear-resisting sheet rubber 6-4
Shape inwall the radius of turn size interference fit with blade 6-2, in blade 6-2 rotary course, its top is through elastic resistance to
During rubber milling sheet 6-4, elastic wear-resisting sheet rubber 6-4 can effectively clear up and may block blade 6-2 and the bulk materials of housing 6-1
Grain, it is to avoid blade 6-2 is stuck.
In order to ensure enough conveying dynamics during long distance delivery, scheme as a further improvement on the present invention,
Described gas source air compressor machine 10 uses the screw pneumatics device of high pressure Wind Volume.
The generally cross section of the feeding end of Blowing stopper 6 mostly is rectangular or square when structure, in order to realize the continuous of Blowing stopper 6
Homogeneous charge, preventing Grouting from there is blanking Dead Core Problems, as a further improvement on the present invention scheme, described whirlwind is received
The shape of cross section of the position that the lower end of storage 3 is connected with the feeding end of Blowing stopper 6 is arranged to the horizontal stroke of the feeding end with Blowing stopper 6
Cross sectional shape just as structure, identical cross section structure is possible to prevent Grouting to be deposited in not fall on blanking dead angle.
For realizing variable feed, as a further improvement on the present invention scheme, described Blowing stopper 6 uses the change of adjustable speed
Frequently, when underground site uses, often there is the spraying system material pan feeding speed problem more than material transporting velocity, passes through in motor
Change electric machine frequency, change dispenser discharge quantity in dispenser rotating speed, and then minimizing unit interval, it is to avoid because of material pan feeding speed
The Grouting caused more than material transporting velocity is blocked in the mixing chamber of ejector 7.
Topple over for the ease of being loaded with the mine car of Grouting, scheme, this underground coal mine as a further improvement on the present invention
The feeding device of distance spraying system also includes automatic dumper, and automatic dumper is arranged on the stirring bunker 1 described in correspondence
The position of feeding end.
The feeding device of this underground coal mine distance spraying system is the present situation sufficient according to down-hole source of the gas, passes through vacuum pump
5 produce negative pressure expects that edema caused by disorder of QI enters in Blowing stopper 6 real from Grouting after in Grouting suction and conveying to airtight cyclone collector 3
Existing automatic charging also uses air conveying mode of movement to carry, the setting of vacuum pump 5, not only make cyclone collector 3 and
Form subnormal ambient in suction pipeline 2, and mix the gas in Grouting during mixing and stirring and be separated and receive from whirlwind
The upper end of storage 3 is extracted out by vacuum pump 5 and is filled into gas source, can make full use of source of the gas, meanwhile, use subnormal ambient to realize on automatically
The mode of material also can be avoided by the problem that air content in the Grouting of traditional conveyer material-uploading style is higher;Owing to adopting
Replace traditional vibration pulp shooting machine with Blowing stopper 3 and Grouting is carried out pump pressure conveying, therefore can realize the company of Grouting
Continuous supply, minimizing pipe vibration, and then realize long-distance sand transport, reduce line clogging fault rate;This underground coal mine distance is sprayed
The feeding device of slurry system is capable of Grouting, and in down-hole, the stirring of special yard long distance delivery, to gunite work face, enter
And realize reducing down-hole assistant conveyance and early stage ancillary works input cost, it is particularly well-suited to underground coal mine spray operation.
Claims (10)
1. a feeding device for underground coal mine distance spraying system, including stirring bunker (1), stirring bunker (1) is arranged on
Near the track of tunnel, including rabbling mechanism;It is characterized in that, also include suction pipeline (2), cyclone collector (3), whirlwind air-out
Pipeline (4), vacuum pump (5), Blowing stopper (6), ejector (7), ejector gas feeding pipe (8), distance feeding pipe (9) and master
Source of the gas air compressor machine (10);
Stirring bunker (1) bottom, the other end are stretched into along the cylinder tangent line of cyclone collector (3) in described suction pipeline (2) one end
Direction connects with the top of cyclone collector (3);
Described cyclone collector (3) is the up big and down small airtight pyramidal structure being vertically arranged, the upper end of cyclone collector (3)
Being connected by the air inlet end of whirlwind wind pipe (4) with described vacuum pump (5), the lower end of cyclone collector (3) is with described
The feeding end connection of Blowing stopper (6);
The outlet side of described vacuum pump (5) is connected with the outlet side of described gas source air compressor machine (10) by pipeline;
The discharge end of described Blowing stopper (6) connects with the feeding end of described ejector (7), the feeding end of ejector (7) with
The mixing chamber connection of ejector (7), the air inlet end of the mixing chamber rear end of ejector (7) is by ejector gas feeding pipe (8) and master
Source of the gas air compressor machine (10) outlet side connection, the mixing chamber discharge end of ejector (7) be arranged to pre-small post-large pyramidal structure and
Connected with whitewashing shower nozzle by distance feeding pipe (9).
The feeding device of underground coal mine distance spraying system the most according to claim 1, it is characterised in that described spray
The feeding end of emitter (7) is configured with the ramp structure of top rake, and the inclination of ramp structure forward downward is mixed with ejector (7)
Conjunction room connects.
The feeding device of underground coal mine distance spraying system the most according to claim 2, it is characterised in that described spray
The rear wall of the feeding end of emitter (7) is arranged to vertical structure, and vertical and ejector (7) the mixing chamber of the rear wall of vertical structure connects
Connect.
4. according to the feeding device of the underground coal mine distance spraying system described in claim 1 or 2 or 3, it is characterised in that institute
The Blowing stopper (6) stated is high-air-tightness Blowing stopper, and Blowing stopper (6) includes blade (6-2), the top of blade (6-2) and housing (6-
1) matched in clearance between inwall, the top of blade (6-2) is provided with groove, is provided with the elastic packing being secured to connect in groove
Adhesive tape (6-3).
The feeding device of underground coal mine distance spraying system the most according to claim 4, it is characterised in that described position
Without expecting to arrange unidirectional pressure relief opening (6-5) on the housing (6-1) of side in blade (6-2) direction of rotation.
The feeding device of underground coal mine distance spraying system the most according to claim 5, it is characterised in that described shell
The feeding mouth position of body (6-1), the crossover position of corresponding housing (6-1) arc inner wall are additionally provided with elastic wear-resisting sheet rubber (6-4),
Housing (6-1) arc inner wall the radius of turn size mistake with blade (6-2) are stretched out in the bottom of elastic wear-resisting sheet rubber (6-4)
It is full of cooperation.
7. according to the feeding device of the underground coal mine distance spraying system described in claim 1 or 2 or 3, it is characterised in that institute
The gas source air compressor machine (10) stated is screw pneumatics device.
8. according to the feeding device of the underground coal mine distance spraying system described in claim 1 or 2 or 3, it is characterised in that institute
The shape of cross section of the position that the lower end of the cyclone collector (3) stated is connected with the feeding end of Blowing stopper (6) is arranged to and closes wind
The shape of cross section of the feeding end of machine (6) just as structure.
9. according to the feeding device of the underground coal mine distance spraying system described in claim 1 or 2 or 3, it is characterised in that institute
The Blowing stopper (6) stated uses frequency conversion motor.
10. according to the feeding device of the underground coal mine distance spraying system described in claim 1 or 2 or 3, it is characterised in that
The feeding device of this underground coal mine distance spraying system also includes automatic dumper, and automatic dumper is arranged on described in correspondence
The position of the feeding end of stirring bunker (1).
Priority Applications (1)
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CN201610671092.5A CN106285720B (en) | 2016-08-16 | 2016-08-16 | A kind of feeding device of underground coal mine long range spraying system |
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CN201610671092.5A CN106285720B (en) | 2016-08-16 | 2016-08-16 | A kind of feeding device of underground coal mine long range spraying system |
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CN106285720B CN106285720B (en) | 2018-06-29 |
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CN201610671092.5A Expired - Fee Related CN106285720B (en) | 2016-08-16 | 2016-08-16 | A kind of feeding device of underground coal mine long range spraying system |
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CN108144227A (en) * | 2018-01-19 | 2018-06-12 | 徐工集团工程机械有限公司 | A kind of movable type ramming extinguishing device |
CN108569563A (en) * | 2017-12-27 | 2018-09-25 | 江苏路俊新材料科技有限公司 | A kind of high-performance anti-freezing ice preparation facilities and preparation method thereof |
CN110344852A (en) * | 2019-08-14 | 2019-10-18 | 张清林 | A kind of concrete shotcrete machine nozzle arrangements |
CN110820745A (en) * | 2019-11-15 | 2020-02-21 | 甘肃中建市政工程勘察设计研究院有限公司 | Suction and separation device and method for residue soil of viscous soil pile hole |
CN111871635A (en) * | 2020-07-24 | 2020-11-03 | 南京科工煤炭科学技术研究有限公司 | Quick-connection variable-diameter spray gun for powder injection mixing |
CN112282792A (en) * | 2020-10-01 | 2021-01-29 | 罗瑞敏 | Remote tunnel whitewashing device in pit in colliery |
CN112502666A (en) * | 2019-07-02 | 2021-03-16 | 山西江阳工程爆破有限公司 | Open-air blasting major diameter deep hole inner wall crack gunning system |
CN112622143A (en) * | 2020-12-30 | 2021-04-09 | 杭州富阳东山塑料机械有限公司 | High-speed digital energy-saving forming machine and forming method thereof |
CN113605936A (en) * | 2021-08-26 | 2021-11-05 | 山东里能鲁西矿业有限公司 | Remote continuous guniting device for underground coal mine and guniting control method |
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SU1087671A1 (en) * | 1982-06-18 | 1984-04-23 | Staroselskij Vladimir M | Guniting unit |
CN104314586A (en) * | 2014-10-21 | 2015-01-28 | 山西潞安矿业(集团)有限责任公司 | Long-distance guniting material delivery system |
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CN106988437A (en) * | 2017-04-02 | 2017-07-28 | 袁超 | A kind of small hole filler device for building |
CN106988437B (en) * | 2017-04-02 | 2018-06-22 | 郑占强 | A kind of small hole filler device for building |
CN108569563A (en) * | 2017-12-27 | 2018-09-25 | 江苏路俊新材料科技有限公司 | A kind of high-performance anti-freezing ice preparation facilities and preparation method thereof |
CN108144227A (en) * | 2018-01-19 | 2018-06-12 | 徐工集团工程机械有限公司 | A kind of movable type ramming extinguishing device |
CN112502666A (en) * | 2019-07-02 | 2021-03-16 | 山西江阳工程爆破有限公司 | Open-air blasting major diameter deep hole inner wall crack gunning system |
CN110344852A (en) * | 2019-08-14 | 2019-10-18 | 张清林 | A kind of concrete shotcrete machine nozzle arrangements |
CN110820745A (en) * | 2019-11-15 | 2020-02-21 | 甘肃中建市政工程勘察设计研究院有限公司 | Suction and separation device and method for residue soil of viscous soil pile hole |
CN111871635A (en) * | 2020-07-24 | 2020-11-03 | 南京科工煤炭科学技术研究有限公司 | Quick-connection variable-diameter spray gun for powder injection mixing |
CN111871635B (en) * | 2020-07-24 | 2021-11-16 | 南京科工煤炭科学技术研究有限公司 | Quick-connection variable-diameter spray gun for powder injection mixing |
CN112282792A (en) * | 2020-10-01 | 2021-01-29 | 罗瑞敏 | Remote tunnel whitewashing device in pit in colliery |
CN112622143A (en) * | 2020-12-30 | 2021-04-09 | 杭州富阳东山塑料机械有限公司 | High-speed digital energy-saving forming machine and forming method thereof |
CN113605936A (en) * | 2021-08-26 | 2021-11-05 | 山东里能鲁西矿业有限公司 | Remote continuous guniting device for underground coal mine and guniting control method |
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