CN106555402B - A kind of spouting plant and its application method - Google Patents

A kind of spouting plant and its application method Download PDF

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Publication number
CN106555402B
CN106555402B CN201710029180.XA CN201710029180A CN106555402B CN 106555402 B CN106555402 B CN 106555402B CN 201710029180 A CN201710029180 A CN 201710029180A CN 106555402 B CN106555402 B CN 106555402B
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China
Prior art keywords
rotor
horse
scraping blade
casing
scraping
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Expired - Fee Related
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CN201710029180.XA
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Chinese (zh)
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CN106555402A (en
Inventor
高云
林得灿
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Individual
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Priority to CN201710029180.XA priority Critical patent/CN106555402B/en
Publication of CN106555402A publication Critical patent/CN106555402A/en
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Publication of CN106555402B publication Critical patent/CN106555402B/en
Expired - Fee Related legal-status Critical Current
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/02Handling of bulk concrete specially for foundation or hydraulic engineering purposes
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02Conveying or working-up concrete or similar masses able to be heaped or cast
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/10Lining 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
    • E21D11/105Transport 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

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The present invention relates to a kind of spouting plant and its application methods, including rack, the control system of casing, lower hopper, hydraulic balance system, dynamical system and control aforementioned device operating is provided in the rack, the shaft that dynamical system drives rotation is provided in the casing, it is provided with tubular rotor in the middle part of the shaft and scrapes horse, the rotor scrapes horse both ends and is both provided with outer diameter more than the circumferential support frame that rotor is scraped horse and rotated synchronously with shaft, and the rotating cylinder side upper edge radial equipartition has even number scraping blade.The present apparatus is ingenious in design, and frictional resistance is small, and conveying strength is big.

Description

A kind of spouting plant and its application method
Technical field
The present invention relates to a kind of spouting plant and its application methods.
Background technology
Concrete shotcrete machine at present mostly uses the porous charging extruding rubber mill sealing single hole hyperbar of abrasive disk type and is pushed out Material, disadvantage essentially consist between sealing rubber and steel liner plate that friction coefficient is big, friction area is big, the power of motor is largely used for Overcome frictional force, the mechanical efficiency extremely low construction time for having elongated construction section.Steel liner plate, sealing are in always with rubber slab simultaneously Frotteurism, so steel liner plate, sealing is easily worn with rubber slab that vulnerable part is caused to need to be replaced frequently, maintenance cost is high, accounts for Manually cost and construction time.
Invention content
The present invention has made improvements in view of the above-mentioned problems of the prior art, i.e., the technical problem to be solved by the present invention is to A kind of spouting plant and its application method are provided, can efficient spray operation, ingenious in design, service life of equipment is long.
In order to solve the above-mentioned technical problem, a kind of technical solution of the invention is:A kind of spouting plant, including rack, institute The control system that casing, lower hopper, hydraulic balance system, dynamical system and control aforementioned device operating are provided in rack is stated, The shaft that dynamical system drives rotation is provided in the casing, being provided with tubular rotor in the middle part of the shaft scrapes horse, The rotor, which scrapes horse both ends and is both provided with outer diameter, is more than the rotor circumferential support frame scraping horse and rotated synchronously with shaft, described Rotor, which scrapes horse side upper edge radial equipartition, even number scraping blade, is provided in the shaft and drives two opposite scraping blades along rotor It scrapes horse radial direction while doing the elastic device of centrifugal movement, formed between horse and casing if the scraping blade, supporting rack, rotor are scraped Dry does not make the feed bin that material oozes out, the rotor scrape horse outer end and be provided with the railway limit plate being installed on casing, track Being provided on limiting plate makes scraping blade scrape the orbit hole that horse radially moves reciprocatingly along rotor, the company of offering at the top of the casing Lead to the feed opening of lower hopper and top feed bin, opens up discharge port in the bottom sidewall of the casing, the discharge outlet is provided with Material scraping plate, material scraping plate are deep into feed bin internal rotor and scrape at horse side;The casing, supporting rack and rotor are formed between scraping horse One wraps the counter balance pocket of all feed bins, and the hydraulic balance system includes a water tank, passes through one between the water tank and counter balance pocket Water inlet pipe and outlet pipe realize waterway circulating, and the water pump that promising counter balance pocket supplies water is arranged in the water tank.
Further, the dynamical system is the motor with retarder.
Further, the side far from material direction of travel is provided with and is deep into feed bin internal rotor scraping blade at the feed opening Striker plate at frame side, the rotor is scraped and is hinged with the jacking swing rod equal with scraping blade quantity on horse outer end face, described to scrape Piece two side bottom, which is both provided with, is pierced by the protruding shaft that rotor scrapes horse, and the jacking swing rod other end is provided with mandril, the top One end of bar is bolted with bolt of the contact in protruding shaft, and the other end is provided with ball, the ball contact on orbit hole madial wall, The orbit hole includes the first orbital curve for making scraping blade be in contact with casing, so that scraping blade is done centripetal movement before into material scraping plate Climbing curve, avoid scraping blade and striker plate and material scraping plate from colliding and scraping blade forced to overcome elastic device active force retraction rotor It scrapes the second orbital curve of horse, leave the descending curve that striker plate makes scraping blade do centrifugal movement before with chassis contact later.
Further, the elastic device includes the casing through shaft, is provided with high-strength spring in described sleeve pipe, institute Stating the both ends of spring, be both provided with can be along the jacking block that casing moves, and the jacking block contact is in the bottom end of scraping blade.
Further, the bottom of shell side wall side opposite with discharge port offer be connected with high-pressure blast group into Air port is provided with filter wind current equalizer in the air inlet.
Further, vibrating device is installed, the vibrating device includes being mounted on the outside of lower hopper on the lower hopper The vibrating screen of vibrated device driving in vibrator and installation lower hopper on wall.
Further, the side wall that the casing is in contact with scraping blade is dismountable abrasion-resistant lining plate, and the rotor scrapes horse Circumference side, the lateral surface of scraping blade and the medial surface of pump case be all covered with anti-wearing liner.
Further, further include one applying additivated additive pump for discharge port;Pass through a cover board on the material scraping plate A rubber flap is fastened, the casing at this is equipped with the mounting hole of installation cover board and rubber flap;The rotor scrapes horse side wall On be provided with the through-hole for allowing scraping blade to pass through, the madial wall of the through-hole is provided with sealing ring.
Further, pressure gauge is provided in the water tank, the control system receives pressure gauge numerical value and controls water pump Operating, Rose Box is additionally provided in the water tank, the water tank is that counter balance pocket supplies water by water inlet pipe, and counter balance pocket passes through water outlet Water tank is entered back into after pipe return water to Rose Box.
In order to solve the above-mentioned technical problem, a kind of technical solution of the invention is:A kind of use of such as above-mentioned spouting plant Method carries out according to the following steps:
(1)High-pressure blast group and additive pump are first opened, ventilation in feed bin and discharge opening pipeline is made;
(2)Turn on the power system, and shaft drives rotor to scrape horse and supporting rack synchronous rotation, and scraping blade is under the action of the spring It remains and does centrifugal movement, under the limitation of track limiting plate, scraping blade gradually stretches out rotor after by striker plate and scrapes horse, Contact is to internal side of shell wall after scraping blade turns over feed opening region, and retraction rotor scrapes horse before by material scraping plate;
(3)Vibrating screen is opened, the material in lower hopper is fallen under the action of dead weight and vibrating screen in casing in feed bin, is filled There is the feed bin of material to be pushed to discharge port under scraping blade thrust, at this time material past discharge port under the push of high-pressure horizontal wind-force It dispels, and is exported after being mixed with additive;
(4)Water pump is opened, toward casing inner equilibrium chamber water filling, so that the pressure of feed bin and counter balance pocket is reached balance, water pump is lasting It supplies water for counter balance pocket, the return water of counter balance pocket, which first passes through after Rose Box filters, returns to water tank.
Compared with prior art, the invention has the advantages that:The present apparatus scraping horse diameter with one kind along rotor To the spouting plant of the scraping blade rotor structure to move reciprocatingly, it is suitable for concrete, wet shotcrete and conveying, mortar conveying, fills Slurry, mud etc. flow the pipeline of ductile material;The materials such as concrete can not only be efficiently transmitted, and can the addition in material Various additives, and it is ingenious in design, and service life is long, simple operation.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Description of the drawings
Fig. 1 is the construction schematic front view of the embodiment of the present invention.
Fig. 2 is the construction diagrammatic top view of the embodiment of the present invention.
Fig. 3 is the construction schematic front view assembled in casing in the embodiment of the present invention.
Fig. 4 is the construction diagrammatic side view assembled in casing in the embodiment of the present invention.
Fig. 5 is the organigram of shaft in the embodiment of the present invention.
Fig. 6 is the organigram of elastic device in the embodiment of the present invention.
Fig. 7 is the organigram that swing rod and railway limit plate are jacked in the embodiment of the present invention.
Fig. 8 is the organigram of middle orbit limiting plate of the embodiment of the present invention.
Fig. 9 is the organigram that swing rod is jacked in the embodiment of the present invention.
In figure:1- casings, 101- abrasion-resistant lining plates, 102- air inlets, 103- filter wind current equalizer, 104- discharge buckets, 105- peaces Dress hole, 106- striker plates, 107- feed bins, 108- counter balance pockets, 2- lower hoppers, 201- vibrators, 202- vibrating screens, 3- shafts, 301- through holes, 4- rotors scrape horse, 401- scraping blades, 5- supporting racks, 501- anti-wearing liners, 6- elastic devices, 601- casings, 602- springs, 603- jacking blocks, 7- material scraping plates, 701- rubber flaps, 8- railway limit plates, the first orbital curves of 801-, 802- are climbed Slope curve, the second orbital curves of 803-, 804- descending curves, 9- jacking swing rods, 901- mandrils, 902- bolts, 903- balls, The outer sealing plates of 10-, 11- motors, 111- frequency converters, 112- retarders, 12- racks, 13- water tanks, 131- Rose Boxes, 132- water pumps, 14- additive pumps.
Specific implementation mode
Embodiment one:As shown in Fig. 1 ~ 9, a kind of spouting plant, including rack 12, be provided in the rack casing 1, under The control system of hopper 2, hydraulic balance system, dynamical system and control aforementioned device operating, is provided in the casing Dynamical system drives the shaft 3 of rotation, and being provided with tubular rotor in the middle part of the shaft scrapes horse 4, and the rotor scrapes horse both ends It is both provided with outer diameter and is more than the circumferential support frame 5 that rotor is scraped horse and rotated synchronously with shaft, the rotor is scraped on horse side It is radially evenly equipped with even number scraping blade 401, is provided with that drive two opposite scraping blades along rotor to scrape horse radially same in the shaft When do the elastic device 6 of centrifugal movement, the scraping blade 401, supporting rack 5, rotor are scraped and form several between horse 4 and casing 1 The feed bin 107 for oozing out material, the rotor scrape horse outer end and are provided with the railway limit plate 8 being installed on casing, track Being provided on limiting plate makes scraping blade scrape the orbit hole that horse radially moves reciprocatingly along rotor, the company of offering at the top of the casing Lead to the feed opening of lower hopper 2 and top feed bin, opens up discharge port in the bottom sidewall of the casing, discharge outlet is connected with discharging Bucket 104, the discharge outlet is provided with material scraping plate 7, and material scraping plate is deep into feed bin internal rotor and scrapes at horse side;The casing 1, Supporting rack 5 and rotor form a counter balance pocket 108 for wrapping all feed bins between scraping horse 4, and the hydraulic balance system includes one Water tank 13 is realized waterway circulating by a water inlet pipe and outlet pipe between the water tank and counter balance pocket bottom, is set in the water tank It is equipped with the water pump 132 to supply water for counter balance pocket.
In the present embodiment, supporting rack is key connection with shaft, and restricted rotor scraping blade mounting ring is arranged on supporting rack inner face Shape protrusion.
In the present embodiment, scraping blade quantity is four most preferably.
In the present embodiment, the dynamical system is the motor with retarder 112, and frequency converter is also provided on motor 11 111。
In the present embodiment, the side far from material direction of travel at the feed opening, which is provided with, to be deep into feed bin internal rotor and scrapes Striker plate 106 at horse side, the rotor, which is scraped, is hinged with the jacking swing rod 9 equal with scraping blade quantity on horse outer end face, Scraping blade two side bottom, which is both provided with, is pierced by the protruding shaft that rotor scrapes horse, and the jacking swing rod other end is provided with mandril 901, one end of the mandril is bolted with bolt 902 of the contact in protruding shaft, and the other end is provided with ball 903, the ball contact On orbit hole madial wall, the orbit hole includes the first orbital curve 801 for making scraping blade be in contact with casing, into material scraping plate Scraping blade is set to do the climbing curve 802 of centripetal movement, avoid scraping blade and striker plate and material scraping plate from colliding and force scraping blade gram before Take elastic device active force retraction rotor scrape the second orbital curve 803 of horse, leave after striker plate with before chassis contact Scraping blade is set to do the descending curve 804 of centrifugal movement.The keyway being fixedly arranged on casing is provided on railway limit plate.
In the present embodiment, the elastic device includes the casing 601 through shaft, and there are four install casing for setting in shaft Through hole 301, the opposite scraping blade of each two respective corresponding two elastic devices are provided with high-strength spring in described sleeve pipe 602, the both ends of the spring are both provided with can be along the jacking block 603 that casing moves, and the jacking block contact is in the bottom end of scraping blade.
In the present embodiment, the bottom of shell side wall side opposite with discharge port is offered to be connected with high-pressure blast group Air inlet 102 is provided with filter wind current equalizer 103 in the air inlet.
In the present embodiment, vibrating device is installed on the lower hopper, the vibrating device includes being mounted on outside lower hopper The vibrating screen 202 of vibrated device driving in vibrator 201 and installation lower hopper on side wall.
In the present embodiment, the side wall that the casing is in contact with scraping blade is dismountable abrasion-resistant lining plate 101, and the rotor is scraped Circumference side, the lateral surface of scraping blade and the medial surface of pump case of horse are all covered with anti-wearing liner 501.
Further include one applying additivated additive pump 14 for discharge port in the present embodiment;Pass through one on the material scraping plate Cover board fastens a rubber flap 701, and the casing at this is equipped with the mounting hole 105 of installation cover board and rubber flap;The rotor The through-hole for being provided on horse side wall and scraping blade being allowed to pass through is scraped, the madial wall of the through-hole is provided with sealing ring.
In the present embodiment, pressure gauge is provided in the water tank, the control system receives pressure gauge numerical value and controls water The operating of pump is additionally provided with Rose Box 131 in the water tank, and the water tank is that counter balance pocket supplies water by water inlet pipe, and counter balance pocket is logical Water tank is entered back into after crossing outlet pipe return water to Rose Box.
In the present embodiment, casing is cylindrical in shape, and both ends are both provided with outer sealing plate 10, and hinged turn is provided on the outer sealing plate The bearing spider and seal assembly of axis are provided with the entrance towards counter balance pocket on outer sealing plate, seal cover board are provided on the entrance.
It carries out according to the following steps:
(1)High-pressure blast group and additive pump are first opened, ventilation in feed bin and discharge opening pipeline is made;
(2)Turn on the power system, and shaft drives rotor to scrape horse and supporting rack synchronous rotation, and scraping blade is under the action of the spring It remains and does centrifugal movement, under the limitation of track limiting plate, scraping blade gradually stretches out rotor after by striker plate and scrapes horse, Contact is to internal side of shell wall after scraping blade turns over feed opening region, and retraction rotor scrapes horse before by material scraping plate;
(3)Vibrating screen is opened, the material in lower hopper is fallen under the action of dead weight and vibrating screen in casing in feed bin, is filled There is the feed bin of material to be pushed to discharge port under scraping blade thrust, at this time material past discharge port under the push of high-pressure horizontal wind-force It dispels, and is exported after being mixed with additive;
(4)Water pump is opened, toward casing inner equilibrium chamber water filling, so that the pressure of feed bin and counter balance pocket is reached balance, water pump is lasting It supplies water for counter balance pocket, the return water of counter balance pocket, which first passes through after Rose Box filters, returns to water tank.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with Modification should all belong to the covering scope of the present invention.

Claims (9)

1. a kind of spouting plant, it is characterised in that:Including rack, casing, lower hopper, hydro-cushion system are provided in the rack It unites, the control system of dynamical system and control aforementioned device operating, being provided with dynamical system in the casing drives rotation Shaft, tubular rotor is provided in the middle part of the shaft and scrapes horse, the rotor, which scrapes horse both ends and is both provided with outer diameter and is more than, to be turned The circumferential support frame that son is scraped horse and rotated synchronously with shaft, the rotor, which scrapes horse side upper edge radial equipartition, has even number to scrape Piece, is provided with that drive two opposite scraping blades along rotor to scrape horse radial while doing the elastic device of centrifugal movement in the shaft, The scraping blade, supporting rack, rotor, which are scraped, forms several not and makes the feed bin that material oozes out between horse and casing, the rotor scraping blade Frame outer end is provided with the railway limit plate being installed on casing, and being provided on railway limit plate makes scraping blade scrape horse radial direction along rotor The orbit hole to move reciprocatingly offers the feed opening of connection lower hopper and top feed bin, the casing at the top of the casing Bottom sidewall on open up discharge port, the discharge outlet is provided with material scraping plate, and material scraping plate is deep into feed bin internal rotor and scrapes horse At side;The casing, supporting rack and rotor form a counter balance pocket for wrapping all feed bins, the hydro-cushion between scraping horse System includes a water tank, and waterway circulating, the water tank are realized by a water inlet pipe and outlet pipe between the water tank and counter balance pocket The water pump that the interior promising counter balance pocket of setting supplies water;Side far from material direction of travel at the feed opening, which is provided with, is deep into feed bin Internal rotor scrapes the striker plate at horse side, and the rotor, which is scraped, is hinged with the jacking pendulum equal with scraping blade quantity on horse outer end face Bar, scraping blade two side bottom, which is both provided with, is pierced by the protruding shaft that rotor scrapes horse, and the jacking swing rod other end is provided with top One end of bar, the mandril is bolted with bolt of the contact in protruding shaft, and the other end is provided with ball, and the ball contact is in orbit hole On madial wall, the orbit hole includes the first orbital curve for making scraping blade be in contact with casing, makes scraping blade before into material scraping plate The climbing curve of centripetal movement is done, avoids scraping blade and striker plate and material scraping plate from colliding and forces scraping blade that elastic device is overcome to act on Power retraction rotor scrapes the second orbital curve of horse, leave after striker plate with so that scraping blade is done centrifugal movement before chassis contact Descending curve.
2. spouting plant according to claim 1, it is characterised in that:The dynamical system is the motor with retarder.
3. spouting plant according to claim 1, it is characterised in that:The elastic device includes the casing through shaft, High-strength spring is provided in described sleeve pipe, the both ends of the spring are both provided with can be along the jacking block that casing moves, the jacking block top It is against the bottom end of scraping blade.
4. spouting plant according to claim 3, it is characterised in that:The bottom of shell side wall it is opposite with discharge port one Side offers the air inlet being connected with high-pressure blast group, and filter wind current equalizer is provided in the air inlet.
5. spouting plant according to claim 4, it is characterised in that:Vibrating device is installed on the lower hopper, it is described Vibrating device includes the vibrating screen of vibrated device driving in the vibrator being mounted on lower hopper lateral wall and installation lower hopper.
6. spouting plant according to claim 1, it is characterised in that:The side wall that the casing is in contact with scraping blade is removable The abrasion-resistant lining plate unloaded, the rotor scrape horse circumference side, the lateral surface of scraping blade and the medial surface of pump case be all covered with it is wear-resisting Bushing.
7. spouting plant according to claim 5, it is characterised in that:Further include one applying additivated addition for discharge port Agent pumps;A rubber flap is fastened by a cover board on the material scraping plate, the casing at this is equipped with installation cover board and rubber flap Mounting hole;The rotor scrapes the through-hole for being provided on horse side wall and scraping blade being allowed to pass through, and the madial wall of the through-hole is provided with close Seal.
8. spouting plant according to claim 7, it is characterised in that:Pressure gauge, the control are provided in the water tank System receives pressure gauge numerical value and controls the operating of water pump, is additionally provided with Rose Box in the water tank, the water tank passes through water inlet Pipe is that counter balance pocket supplies water, and counter balance pocket after outlet pipe return water to Rose Box by entering back into water tank.
9. a kind of application method of spouting plant as claimed in claim 8, which is characterized in that carry out according to the following steps:
(1)High-pressure blast group and additive pump are first opened, ventilation in feed bin and discharge opening pipeline is made;
(2)Turn on the power system, and shaft drives rotor to scrape horse and supporting rack and rotates synchronously, and scraping blade is under the action of the spring always Centrifugal movement is done in holding, and under the limitation of track limiting plate, scraping blade gradually stretches out rotor after by striker plate and scrapes horse, scraping blade Contact is to internal side of shell wall after turning over feed opening region, and retraction rotor scrapes horse before by material scraping plate;
(3)Vibrating screen is opened, the material in lower hopper is fallen under the action of dead weight and vibrating screen in casing in feed bin, and object is housed The feed bin of material pushes under scraping blade thrust to discharge port, and material is blown under the push of high-pressure horizontal wind-force toward discharge port at this time It dissipates, and is exported after being mixed with additive;
(4)Water pump is opened, toward casing inner equilibrium chamber water filling, so that the pressure of feed bin and counter balance pocket is reached balance, water pump is continuously flat The chamber that weighs supplies water, and the return water of counter balance pocket, which first passes through after Rose Box filters, returns to water tank.
CN201710029180.XA 2017-01-16 2017-01-16 A kind of spouting plant and its application method Expired - Fee Related CN106555402B (en)

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Application Number Priority Date Filing Date Title
CN201710029180.XA CN106555402B (en) 2017-01-16 2017-01-16 A kind of spouting plant and its application method

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Application Number Priority Date Filing Date Title
CN201710029180.XA CN106555402B (en) 2017-01-16 2017-01-16 A kind of spouting plant and its application method

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CN106555402B true CN106555402B (en) 2018-08-07

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Publication number Priority date Publication date Assignee Title
CN108590132B (en) * 2018-07-05 2019-12-20 陈岗 Automatic paint spraying machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4664481B2 (en) * 2000-11-07 2011-04-06 ツカサ工業株式会社 Powder unloading device
CN103708241B (en) * 2014-01-20 2015-08-26 高云 Material transfer pump
CN204400220U (en) * 2014-12-25 2015-06-17 重庆勤发食品有限公司 Maize pulp tune amount conveyer
CN104727555B (en) * 2015-01-30 2018-10-23 胡维毅 A kind of full-automatic mortar conveyer that conveying capacity automatically controls
CN205277440U (en) * 2015-12-21 2016-06-01 煤炭科学研究总院南京研究所 Open powder spraying equipment
CN206495209U (en) * 2017-01-16 2017-09-15 高云 A kind of spouting plant

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