CN109026072B - Concrete wet spraying trolley capable of continuously stirring and mixing materials - Google Patents
Concrete wet spraying trolley capable of continuously stirring and mixing materials Download PDFInfo
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- CN109026072B CN109026072B CN201811154402.1A CN201811154402A CN109026072B CN 109026072 B CN109026072 B CN 109026072B CN 201811154402 A CN201811154402 A CN 201811154402A CN 109026072 B CN109026072 B CN 109026072B
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- 238000003756 stirring Methods 0.000 title claims abstract description 202
- 238000005507 spraying Methods 0.000 title claims abstract description 45
- 239000004567 concrete Substances 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 title claims abstract description 36
- 238000002156 mixing Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 58
- 239000007921 spray Substances 0.000 claims abstract description 27
- 238000005086 pumping Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 19
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000007580 dry-mixing Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000007711 solidification Methods 0.000 abstract description 2
- 230000008023 solidification Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000013019 agitation Methods 0.000 description 4
- 238000013329 compounding Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000011378 shotcrete Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4203—Details; Accessories
- B28C5/4234—Charge or discharge systems therefor
- B28C5/4237—Charging, e.g. hoppers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/42—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport
- B28C5/4282—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport with moving mixing tools in a stationary container
- B28C5/4286—Apparatus specially adapted for being mounted on vehicles with provision for mixing during transport with moving mixing tools in a stationary container with mixing screw-blades
-
- 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)
- Mechanical Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a concrete wet spraying trolley capable of continuously stirring and mixing materials, which comprises a trolley chassis, a continuous stirring mechanism, a pumping mechanism and a spraying manipulator, wherein the continuous stirring mechanism, the pumping mechanism and the spraying manipulator are arranged on the trolley chassis, the automatic continuous stirring mechanism can continuously receive concrete dry mixed materials and stir the dry mixed materials into uniform wet mixed materials, and the pumping mechanism can convey the wet mixed materials to a spray head of the wet spraying manipulator under pressure. Through automatic feeding mechanism, continuous rabbling mechanism of innovative design installation on wet spraying platform truck for under the prerequisite of continuous transport concrete dry mixing, reached the technological effect of continuous wet spraying, have wet spraying and dry advantage of spouting concurrently, and improved the solidification effect of pouring temporarily, reduced the raw materials extravagant, reduced the traffic, and further reduction construction integrated cost.
Description
Technical Field
The invention belongs to the technical field of concrete construction, and particularly relates to a concrete wet-spraying trolley capable of continuously stirring and mixing materials, which can be used for tunnel, coal mine and hydropower engineering shotcrete support engineering construction.
Background
The traditional shotcrete machine for tunnels and the like can only be used for spraying wet-spraying concrete materials, has high requirement on pumping materials, and the concrete mixture is transported to a construction site through a concrete tank truck after being mixed at a far-away concrete mixing station and is sprayed by a wet-spraying machine on the site, so that the problem of high raw material use cost, particularly high transportation cost, is inevitably caused. And only manual spraying can be used by adopting dry spraying materials; the labor intensity is high, the dust is large, and the environmental protection requirement is not met.
Disclosure of Invention
The invention aims at: aiming at the technical problems in the prior art, the novel concrete wet spraying trolley capable of continuously stirring and mixing materials is provided, and the technical effect of continuous wet spraying is achieved on the premise of continuously conveying concrete dry mixing materials.
The technical scheme of the invention is realized as follows: the utility model provides a concrete wet spraying platform truck of continuous stirring compounding, includes the platform truck chassis, and install continuous stirring mechanism, pumping mechanism and the injection manipulator on the platform truck chassis, automatic continuous stirring mechanism can be continuous take in the dry compounding of concrete to stir the dry blending into even wet compounding, pumping mechanism can carry wet compounding pressurization to the shower nozzle of wet spraying manipulator.
The invention relates to a concrete wet spraying trolley capable of continuously stirring and mixing materials, wherein a continuous stirring mechanism is provided with a continuous feeding hole, a continuous discharging hole and a water adding device, and the continuous discharging hole is positioned above a pumping hopper of a pumping mechanism.
The invention relates to a concrete wet spraying trolley capable of continuously stirring and mixing materials, which comprises a longitudinal stirring tank, a stirring frame, a stirring shaft and a stirring motor, wherein the stirring tank is fixed on the stirring frame, and the stirring shaft penetrates through a front end plate and a rear end plate of the stirring tank and is arranged on bearings fixed on the front end plate and the rear end plate.
According to the concrete wet spraying trolley capable of continuously stirring and mixing materials, the stirring shaft is provided with the stirring blade connecting sleeves at equal intervals in the longitudinal direction, each stirring blade connecting sleeve comprises a sleeve hole in the center and sleeve plates circumferentially and uniformly arranged at intervals around the sleeve holes, and the free ends of the sleeve plates are detachably provided with the stirring blades.
According to the concrete wet spraying trolley capable of continuously stirring and mixing materials, sleeve plates on connecting sleeves of adjacent stirring blades are staggered by the same angle; the stirring surface of the stirring blade can face the rotation direction and the rear end of the stirring groove at the same time.
According to the concrete wet spraying trolley capable of continuously stirring and mixing materials, the stirring blades are connected with the sleeve plate at the free end of the sleeve plate through the connecting plate, the connecting plate is fixedly welded on the sleeve plate, the stirring blades are provided with countersunk bolt holes, the connecting plate is provided with connecting plate holes corresponding to the countersunk bolt holes, and the stirring blades are fixed with the connecting plate through countersunk bolts.
The invention relates to a concrete wet spraying trolley capable of continuously stirring and mixing materials, which comprises two stirring lower longitudinal beams which are parallel to each other, and two stirring upper longitudinal beams which correspond to the stirring lower longitudinal beams, wherein the stirring upper longitudinal beams and the stirring lower longitudinal beams on the same side are fixedly connected through a plurality of stirring vertical beams, the two stirring lower longitudinal beams are fixedly connected through a plurality of stirring cross beams, and stirring support legs are respectively fixed at two ends of the stirring lower longitudinal beams.
According to the concrete wet spraying trolley capable of continuously stirring and mixing materials, the length of the stirring groove is equal to that of the stirring upper longitudinal beam, the ends of the stirring groove are aligned, the rear end of the stirring groove extends out of the rear end of the stirring lower longitudinal beam, and the front end of the stirring lower longitudinal beam extends out of the front end of the stirring groove.
The concrete wet spraying trolley capable of continuously stirring and mixing materials provided by the invention further comprises an automatic feeding mechanism, and the concrete dry mixture can be continuously transported into a stirring tank from the outside of the wet spraying trolley.
The invention relates to a concrete wet spraying trolley capable of continuously stirring and mixing materials, wherein a water adding device is characterized in that two water inlet spraying pipes are oppositely arranged on the upper edges of the two sides of the front end of a stirring tank, each water inlet spraying pipe is provided with inclined water spraying holes which face the bottom of the stirring tank and are uniformly spaced, and the two water inlet spraying pipes are simultaneously connected with a water inlet main pipe.
The invention has the technical effects that: through automatic feeding mechanism, continuous rabbling mechanism of innovative design installation on wet spraying platform truck for under the prerequisite of continuous transport concrete dry mixing, reached the technological effect of continuous wet spraying, have wet spraying and dry advantage of spouting concurrently, and improved the solidification effect of pouring temporarily, reduced the raw materials extravagant, reduced the traffic, and further reduction construction integrated cost.
Drawings
FIG. 1 is a perspective view of a wet spray trolley of the present invention;
FIG. 2 is a front view of the wet spray trolley of the present invention;
FIG. 3 is a perspective view of the automatic feeding mechanism of the present invention;
FIG. 4 is a front view of the automatic feeding mechanism of the present invention;
FIG. 5 is a front view of the automatic feeding mechanism of the present invention in a contracted state;
FIG. 6 is a perspective view of the continuous stirring mechanism of the present invention;
FIG. 7 is a top view of the continuous stirring mechanism of the present invention;
fig. 8 is a schematic view of a stirring blade connection sleeve of a continuous stirring mechanism.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present technology will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in the figure: a concrete wet spraying trolley capable of continuously stirring mixed materials, which comprises a trolley chassis 1, and an automatic feeding mechanism 2, a continuous stirring mechanism 3, a pumping mechanism 4 and a spraying manipulator 5 which are arranged on the trolley chassis 1, wherein the automatic feeding mechanism 2 can directly convey dry mixed materials of concrete into the continuous stirring mechanism 3, the continuous stirring mechanism 3 can stir the dry mixed materials into uniform wet mixed materials, the pumping mechanism 4 can convey the wet mixed materials to a spray gun 51 of the wet spraying manipulator 5, and the pumping mechanism 4 can selectively receive the wet mixed materials conveyed by the continuous stirring mechanism 2 or the wet mixed materials conveyed by other conveying equipment.
The automatic feeding mechanism 2 comprises a conveying frame 21, an annular conveying belt 22 and a hopper 23, the conveying belt 22 is sleeved on the conveying frame 21, the conveying frame 21 can be fixed on the trolley chassis 1 through a discharge end, the whole automatic feeding mechanism 2 is of a foldable structure, a feeding end of the automatic feeding mechanism in a working state is lower than the height of the discharge end when the automatic feeding mechanism is unfolded, and the feeding end can be directly supported on a supporting surface outside the trolley, such as the ground.
The conveying frame 21 has a Z-shaped structure, and comprises a horizontal upper frame 211 fixed on the trolley chassis 1 and at which a discharge end is positioned, a horizontal lower frame 212 supportable on the ground and at which a feed end is positioned, and an inclined frame 213 connecting the horizontal upper frame 211 and the horizontal lower frame 212.
The conveyor frame 21 is integrally formed by two Z-shaped girders 21a parallel to each other and a number of evenly spaced connecting girders 21b connecting the two Z-shaped girders 21 a.
The free end of the horizontal upper frame 211 is provided with a driving large roller 24, the free end of the horizontal lower frame 212 is provided with a driven large roller 25, the hopper 23 is positioned above the conveyor belt 22 at the horizontal lower frame 212, and the outlet of the hopper 23 is opposite to the conveyor belt 22.
The hopper 23 is further provided with a hopper bracket 231, and the hopper bracket 231 is fixed on the horizontal lower frame 212 in a detachable fixing manner, so that the maintenance is convenient.
The conveyor frame 21 is provided with a plurality of upper carrier rollers 214 at intervals in the longitudinal direction, and the upper carrier rollers 214 are closely attached to the inner surface of the upper conveyor belt 22 so as to support the upper conveyor belt 22.
Two parallel annular barrier strips 221 are arranged on two sides of the outer surface of the conveyor belt 22, and a plurality of hanging plates 222 with uniform intervals are arranged between the two barrier strips 221.
The hanging plate 222 is connected with the outer surface of the conveyor belt 22 through a lower scraper seat 223, and the width of the scraper seat 223 is larger than the thickness of the scraper plate 222.
The belt support edges 224 are spaced apart from the corresponding barrier bars on both sides of the conveyor belt 22.
The conveyor frame 21 is provided with a plurality of sets of lower idler sets 26 at intervals in the longitudinal direction, and each set of lower idler sets 26 is respectively clung to the outer surface of the belt supporting edge 224 at two sides of the lower conveyor belt 22 so as to support the lower conveyor belt 22.
The connection part of the inclined frame 213 and the horizontal lower frame 212 is provided with a turning lower roller set 27a and a turning lower single roller 27b, and two pressing rollers of the turning lower roller set 27a press the outer surfaces of the belt supporting edges 224 on two sides of the upper layer conveying belt 22 so as to change the advancing direction of the upper layer conveying belt 22; the turning-down single roller 27b presses the inner surface of the lower conveyor belt 22 to change the traveling direction of the lower conveyor belt 22.
The connection part of the inclined frame 213 and the horizontal upper frame 212 is provided with a turning upper roller set 27c and a turning upper single roller 27d, and two pressing rollers of the turning upper roller set 27c press the outer surfaces of the belt supporting edges 224 on two sides of the lower layer conveying belt 22 so as to change the advancing direction of the lower layer conveying belt 22; the upper single roller 27d is turned to tighten the inner surface of the upper conveyor belt 22 so that the upper conveyor belt 22 changes the traveling direction.
More than one tensioning roller 28 is arranged below the conveying frame 21, and the tensioning rollers 28 are positioned between two adjacent lower roller sets 26 to prop against the inner surface of the lower conveying belt 22 so as to stretch the conveying belt 22 outwards and tighten the conveying belt.
The two ends of the tensioning roller 28 are respectively fixed on the conveying frame 21 by correspondingly arranging tensioning oil cylinders 281, the tensioning oil cylinders 281 are vertically arranged on two sides of the conveying frame 21, tensioning telescopic rods 281a of the tensioning oil cylinders 281 are fixed with the end parts of roller shafts of the tensioning roller 28, and the tightness degree of a conveying belt can be freely adjusted through the telescopic length of the tensioning telescopic rods 281 a.
The ramp 213 of the conveyor frame 21 includes an upper ramp 213a and a lower ramp 213b, and the upper ramp 213a and the lower ramp 213b are foldably connected at both sides by a connecting hinge support 213 c.
Two parallel telescopic cylinders 213d are further connected to two sides of the upper inclined frame 213a and the lower inclined frame 213b, the cylinders of the telescopic cylinders 213d are connected to the upper inclined frame 213a through cylinder hinge supports 213e, and telescopic rods of the telescopic cylinders are connected to the lower inclined frame 213b through telescopic rod hinge supports 213 f.
The height of the cylinder hinge support 213e and the telescopic link hinge support 213f is higher than the height of the link hinge support 213 c.
More than one set of flange rollers 215 are provided on both sides of the conveyor frame 21 on the conveyor belt 22 in close contact with the conveyor belt 22.
A transfer frame fixing seat 216 is provided under the horizontal upper frame 211 for fixing the transfer frame 21.
The continuous stirring mechanism 3 includes a longitudinal stirring tank 31, a stirring frame 32, a stirring shaft 33, and a stirring motor 34, and the stirring shaft 33 passes through a front end plate 311 and a rear end plate 312 of the stirring tank 31 and is mounted on bearings 313 fixed to the front end plate 311 and the rear end plate 312.
The stirring shaft 33 is provided with a plurality of stirring blade connecting sleeves 35 at uniform intervals along the longitudinal direction, the stirring blade connecting sleeves 35 comprise sleeve holes 351 at the center and sleeve plates 352 which are uniformly arranged at intervals around the sleeve holes 351 in the circumferential direction, the free ends of the sleeve plates 352 are provided with stirring blades 353, the stirring blades 353 can uniformly stir the concrete dry mixture into the wet mixture when rotating along with the stirring shaft 33, and meanwhile, the wet mixture can be pushed from the front end (feeding end) to the rear end (discharging end) of the stirring tank 31.
The sleeve plates 352 on the adjacent stirring vane connecting sleeves 35 are staggered by the same angle. The stirring effect is more uniform, and the connecting sleeve 35 is arranged in a mode of sleeving the connecting sleeve 35 on the stirring shaft 33 through the sleeve hole 351, and after the position is adjusted, the connecting sleeve is fixed through welding. The stirring surface of the stirring blade 353 may be directed in the rotation direction and the rear end of the stirring tank 31, and the stirring blade 353 may be formed in a spiral shape so that the stirring blade 353 pushes the concrete toward the discharge end while stirring the concrete. As can be seen, sleeve plate 352 is perpendicular to stirring shaft 33, sleeve plate 352 has a certain width, and the side of sleeve plate 352, i.e., the width direction, is mainly subjected to friction, which can extend the service life of sleeve plate 352.
Further, after the sleeve plate 352 is connected to the stirring shaft 33, the front plate surface of the sleeve plate 352 may face the rotation direction and the rear end (not shown) of the stirring tank 31 at the same time, so that the sleeve plate 352 may stir the mixture at the same time to enhance the stirring effect, but such a setting method may cause the sleeve plate 352 to be rubbed in the thickness direction, which may undoubtedly reduce the service life, and may have higher material requirements for the sleeve plate 352 and may be selectively used according to practical situations.
The stirring blade 353 is connected with the sleeve plate 352 at the free end thereof through a connecting plate 354, the connecting plate 354 is welded and fixed on the sleeve plate 352, the stirring blade 353 is provided with a countersunk bolt hole 353a, the connecting plate 354 is provided with a connecting plate hole 354a corresponding to the countersunk bolt hole 353a, and the stirring blade 353 is fixed with the connecting plate 354 through a countersunk bolt. Through such a connection mode, stirring vane 353 can more convenient change after exceeding the wearing and tearing requirement, has avoided whole change adapter sleeve 35, has reduced the use and the maintenance cost of equipment.
The stirring frame 32 comprises two stirring side sills 321 parallel to each other, and two stirring side sills 322 corresponding to the stirring side sills 321, the stirring side sills 322 and the stirring side sills 321 on the same side are connected and fixed through a plurality of stirring vertical beams 323, the two stirring side sills 321 are connected and fixed through a plurality of stirring cross beams 324, and stirring support legs 325 are respectively fixed at two ends of the stirring side sills 321.
The bottom of the stirring feet 325 at the same end of the two stirring side sills 321 is connected through a foot connecting rod 326, the bottoms of the two ends of the foot connecting rod 326 are respectively provided with a fixed bottom plate 327, and the fixed bottom plates 327 are provided with fixed bolt holes 328.
The length of the stirring tank 31 is equal to that of the stirring upper longitudinal beam 322, the ends of the stirring tank 31 are aligned, the rear end of the stirring lower longitudinal beam 321 extends out of the rear end of the stirring upper longitudinal beam 31, and the front end of the stirring lower longitudinal beam 321 extends out of the front end of the stirring tank 31.
The front end of the stirring side sill 321 is provided with a motor support beam 329 for installing a vertical stirring motor 34, and a transmission shaft of the vertical stirring motor 34 is connected with a stirring shaft 33 penetrating out of the front end plate 311 through a coupling.
The rear end of the stirring tank 31 is provided with a stirring discharge hole 314 at a position extending out of the stirring side sill 321, the rear end of the stirring side sill 321 extends out of a stirring leg 325 connected with the same end, and an inclined supporting beam 321a is connected between the rear end of the stirring side sill 321 and the stirring leg 325 at the same end.
A winding reel 36 is mounted at the rear end of the agitator frame 32 for receiving a power transmission line.
The front end of the stirring tank 31 is provided with a water inlet main pipe 37, two water inlet spray pipes 371 are separated from the water inlet main pipe, the two water inlet spray pipes 371 are arranged along the upper edges of the two sides of the front section of the stirring tank 31, the water inlet spray pipes 371 are provided with water spray holes 371a which are obliquely oriented to the stirring tank 31 and uniformly spaced, and each water inlet spray pipe 371 is provided with an electromagnetic valve for automatically controlling water inlet flow.
A cleaning spray pipe (not shown) is further provided on each of the two water inlet spray pipes 371, and the cleaning spray pipes 372 are provided with a plurality of cleaning water holes 372a uniformly spaced and inclined toward the outer surface of the lower conveyor belt 22 for cleaning concrete adhered to the outer surface of the conveyor belt 22 or for cleaning operation after the apparatus is used. The continuous stirring mechanism 3 is longitudinally arranged at the rear part of the trolley chassis 1 along the trolley, the front end of the continuous stirring mechanism 3 is consistent with the trolley head, the pumping mechanism 4 is fixedly connected at the rear end of the trolley chassis 1 through the pumping mechanism fixing frame 41, and the discharging hole 314 of the stirring tank 31 extends out of the rear end face of the trolley chassis 1 and is positioned right above the pumping hopper 42 of the pumping mechanism 4.
The automatic feeding mechanism 2 is arranged above the pumping hopper 42 and the continuous stirring mechanism 3 in a straddling manner, the horizontal upper frame 211 of the automatic feeding mechanism 2 is directly fixed on the continuous stirring mechanism 3, and specifically, a connecting seat 322a corresponding to the conveying frame fixing seat 216 is arranged on the stirring upper longitudinal beam 322 and used for directly fixing the conveying frame 21 on the stirring frame 32. And the horizontal upper frame 211 is projected to cover the middle and tail of the agitation tank 31 as a whole, and the active large roller 24 is positioned at the head of the agitation tank 31 so that the dry mixed material transferred from the conveyor 22 enters the agitation tank 31 from the head of the agitation tank 31. The purpose of the arrangement is that the whole arrangement of the trolley is more compact, and the space utilization rate is configured most effectively; meanwhile, in the technical effect, when the air humidity is high, the condition that part of dry blend is adhered to the surface of the belt exists after the head of the stirring tank 31 is discharged, but after the direction of rotation of the belt is changed, when the outer surface of the belt moves downwards, the dry blend falls down in a short time, the condition that the dry blend is scattered on a trolley is caused, and the cleanliness of the equipment in operation is affected; however, the horizontal upper frame 211 spans the continuous stirring mechanism 3 and covers the middle part and the tail part of the stirring tank 31, and is fed from the head part of the stirring tank, so that when the surface of the conveying belt runs downwards in the turning direction, the conveying belt basically falls completely when separating from the tail part of the stirring tank, and the falling adhesion dry blend is directly caught by the stirring tank, thereby guaranteeing the cleaning requirement of the trolley.
In order to enhance the fixing strength of the automatic feeding mechanism 2 on the trolley, two inclined support rods 217 are respectively arranged on two sides of the upper inclined frame 213a of the conveying frame 21 and are connected with the trolley chassis 1. Further, a horizontal support bar 218 is installed at the rear end of the bogie chassis 1, and the horizontal support bar 218 is fixed to the bottom end of the diagonal support bar 217 to support the conveyor frame 21 together.
The front end of the stirring tank 31 is also provided with an arc-shaped blocking cover 32a for blocking the feeding position of the stirring tank 31 so as to prevent dust from scattering.
The wet spraying manipulator 5 is mounted on one side of the front end part of the trolley chassis 1 through a rotary support 52, the wet spraying manipulator 5 comprises a mechanical arm 53 and a spray gun 51, and the spray gun 51 is connected with the conveying hard pipe 43 of the pumping mechanism 4 through a concrete conveying hose 54.
An operation chamber 6 is arranged at the other side of the front end part of the trolley chassis 1, which is positioned on the rotary support 52, and a safety protection frame 61 is arranged at the top end of the operation chamber 6.
An accelerator tank 7 is mounted on the bogie chassis 1 behind the swivel support 52, and the accelerator loaded therein is fed into the stirring tank 31 by an accelerator pump 71.
The front support leg 8 is arranged at the lower part of the front end of the trolley chassis 1 and is used for forming a strong support for the trolley during spray casting construction.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (9)
1. A concrete wet-spraying trolley capable of continuously stirring and mixing materials, which is characterized in that: the automatic continuous stirring mechanism can continuously receive the concrete dry mixed material and stir the dry mixed material into uniform wet mixed material, and the pumping mechanism can convey the wet mixed material to a spray head of the wet spraying manipulator under pressure; the wet spraying trolley further comprises an automatic feeding mechanism, and the concrete dry mix can be continuously transported into the stirring tank from the outside of the wet spraying trolley; the automatic feeding mechanism comprises a hopper, a conveying rack and an annular conveying belt, the conveying belt is sleeved on the conveying rack, one end of the conveying rack is fixed on the chassis of the trolley, and the other end of the conveying rack can be supported on the ground; the conveying frame is of a Z-shaped structure and consists of two Z-shaped main beams which are parallel to each other and a plurality of connecting beams which are connected with the two Z-shaped main beams at intervals; the Z-shaped main beam comprises a horizontal upper frame, a horizontal lower frame and an inclined frame for connecting the horizontal upper frame and the horizontal lower frame, and the whole automatic feeding mechanism is of a foldable structure; the inclined frames of the two Z-shaped main beams are correspondingly divided into two sections at the middle parts and are connected in a foldable way through a connecting hinged support at the dividing part; the inclined frame of the conveying frame comprises an upper inclined frame and a lower inclined frame, and the upper inclined frame and the lower inclined frame are connected at two sides in a foldable way through a connecting hinged support; the horizontal upper frame projection integrally covers the middle part and the tail part of the stirring tank; the driving large roller of the automatic feeding mechanism is positioned at the head of the stirring tank.
2. A continuously stirred mix concrete wet spray trolley as claimed in claim 1, wherein: the continuous stirring mechanism is provided with a continuous feed inlet, a continuous discharge outlet and a water adding device, and the continuous discharge outlet is positioned above a pumping hopper of the pumping mechanism.
3. A continuously stirred mix concrete wet spray trolley as claimed in claim 2, wherein: the continuous stirring mechanism comprises a longitudinal stirring tank, a stirring machine frame, a stirring shaft and a stirring motor, wherein the stirring tank is fixed on the stirring machine frame, and the stirring shaft penetrates through a front end plate and a rear end plate of the stirring tank and is arranged on bearings fixed on the front end plate and the rear end plate.
4. A continuously stirred mix concrete wet spray trolley as claimed in claim 3 wherein: the stirring shaft is provided with a plurality of stirring vane connecting sleeves at equal intervals in the longitudinal direction, each stirring vane connecting sleeve comprises a sleeve hole in the center and sleeve plates which are annularly and evenly arranged at intervals around the sleeve holes, and the free ends of the sleeve plates are detachably provided with stirring vanes.
5. A continuously stirred mix concrete wet spray trolley as claimed in claim 4, wherein: the sleeve plates on the connecting sleeves of the adjacent stirring blades are staggered by the same angle; the stirring surface of the stirring blade can face the rotation direction and the rear end of the stirring groove at the same time.
6. A continuously stirred mix concrete wet spray trolley as claimed in claim 4, wherein: the stirring vane is connected with the sleeve plate at the free end of the sleeve plate through a connecting plate, the connecting plate is fixedly welded on the sleeve plate, the stirring vane is provided with a countersunk bolt hole, a connecting plate hole corresponding to the countersunk bolt hole is formed in the connecting plate, and the stirring vane is fixed with the connecting plate through the countersunk bolt.
7. A continuously stirred mix concrete wet spray trolley as claimed in claim 3 wherein: the stirring frame comprises two stirring lower longitudinal beams which are parallel to each other, and two stirring upper longitudinal beams which correspond to the stirring lower longitudinal beams, wherein the stirring upper longitudinal beams and the stirring lower longitudinal beams on the same side are fixedly connected through a plurality of stirring vertical beams, the two stirring lower longitudinal beams are fixedly connected through a plurality of stirring cross beams, and stirring support legs are respectively fixed at two ends of the stirring lower longitudinal beams.
8. A continuously stirred mix concrete wet spray trolley as claimed in claim 7, wherein: the length of the stirring groove is equal to that of the stirring upper longitudinal beam, the ends of the stirring groove are aligned, the rear end of the stirring groove extends out of the rear end of the stirring lower longitudinal beam, and the front end of the stirring lower longitudinal beam exceeds the front end of the stirring groove.
9. A continuously stirred mix concrete wet spray trolley as claimed in claim 3 wherein: the water adding device is characterized in that two water inlet spray pipes are oppositely arranged on the upper edges of the two sides of the front end of the stirring tank, the water inlet spray pipes are provided with inclined water spray holes which face the bottom of the stirring tank and are uniformly spaced, and the two water inlet spray pipes are connected with a water inlet main pipe at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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