CN109571766A

CN109571766A - A kind of concrete mixing plant

Info

Publication number: CN109571766A
Application number: CN201811478728.XA
Authority: CN
Inventors: 郑涛涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2019-04-05

Abstract

The invention discloses a kind of concrete mixing plants, including for supplying aggregate proportioning station, be used for transmission aggregate the first conveyer, the powder tank for storing powder, for the mixing plant of stirring, proportioning station includes for storing the storage bin of aggregate, the second conveyor for aggregate to be transported on the first conveyer, the material guide device for being used to pour into aggregate on the first conveyer；First conveyer one end is located under material guide device, and the first conveyer other end is located on mixing plant, and powder tank is connect with mixing plant；Aggregate enters mixing plant through the first conveyer from dispensing station, and powder enters mixing plant from powder tank, and aggregate, powder are mixed mixing plant.The present invention has the advantages that low energy consumption, yield is high, proportion is accurate, compact to design reasonable, quick for installation.

Description

A kind of concrete mixing plant

Technical field

The present invention relates to concrete to stir field, more particularly, to a kind of concrete mixing plant.

Background technique

Concrete mixing plant is mainly used for concrete works, and main function is to be stirred concrete, is also concrete mixing station. Mixing plant, after aggregate needed for concrete and powder mixing, is drawn to concrete by concrete mixer truck and is applied by mixing plant The scene of work uses, and the aggregate of standard and the proportion of powder are on the one hand made by concrete mixing plant, makes concrete On the other hand standardization carries out the addition of aggregate and powder in concrete mixing plant, reduces the environmental pollution of construction site.

But existing concrete mixing plant has the disadvantage that first is that since existing proportioning station is located to mixing plant Above the conveyer of transmission, but proportioning station can only place one, and production efficiency is lower；Second is that existing aggregate and powder match It is not fine enough, accurate mixing ratio cannot be reached；Third is that material transmission to blender process is detained, mixing quality is influenced.

Summary of the invention

The purpose of the present invention is to provide a kind of concrete mixing plants, and to solve the above technical problems, the present invention has energy Consume that low, yield is high, proportion is accurate, reasonable, quick for installation advantage compact to design.

The present invention solve above-mentioned technical problem the technical solution adopted is that: a kind of concrete mixing plant, including for supplying The proportioning station of aggregate, the first conveyer for being used for transmission aggregate, the powder tank for storing powder, for the mixing plant of stirring, Proportioning station includes for storing the storage bin of aggregate, the second conveyor for aggregate to be transported on the first conveyer, being used for Aggregate is poured into the material guide device on the first conveyer；First conveyer one end is located under material guide device, and the first conveyer is another End is located on mixing plant, and powder tank is connect with mixing plant；Aggregate enters mixing plant, powder through the first conveyer from dispensing station Enter mixing plant from powder tank, aggregate, powder are mixed mixing plant.In above technical scheme, powder includes water Mud or flyash or other analogs and combinations thereof；Through the above technical solutions, multiple storage bins may be implemented simultaneously in proportioning station Blowing, improves production efficiency, and the aggregate on second conveyor is sent among the first conveyer, avoids by the setting of material guide device The first belt deviation on first conveyer, while dustproof effect can also be played.Simultaneously the concrete mixing plant have low energy consumption, Yield height, reasonable, quick for installation advantage compact to design.

Preferably, being additionally provided with the aggregate weighing hopper for weighing below storage bin, aggregate weighing hopper includes the bucket of taper Body, the second Dump gate for drawing off aggregate, the 4th cylinder for being used to control the second Dump gate open or close, the second weighing Sensor, the 4th cylinder are connect with the second Dump gate, and the second weighing sensor is connect with the 4th cylinder.Pass through aggregate weighing hopper Setting, can accurately control the usage amount of aggregate, so that aggregate has more accurate mixing ratio when entering mixing plant.Bucket body is Pyramidal structure, bucket body bottom are exported equipped with rectangle, and cylinder and Dump gate cooperate, can guarantee scale hooper before the deadline Aggregate is discharged on the second belt.

Preferably, storage bin includes the coaming plate for preventing aggregate from falling, the Lower Hold being located under coaming plate, the sieve being located on coaming plate Net, Lower Hold include for storing the warehouse of aggregate, by the first Dump gate that aggregate is drawn off from warehouse, be used to control the first discharging The third cylinder of door open or close, the first Dump gate, third cylinder are each provided on warehouse.Through the above technical solutions, storing Storehouse warehouse is pyramidal structure, and bottom is set there are two long the first Dump gate of narrow, and the opening of the first Dump gate is controlled with third cylinder Or it closes.It is equipped on the warehouse of storage bin and adjusts the limiting device that the first Dump gate opens size, for adjusting putting for aggregate Speed is expected, to control the measuring accuracy of aggregate.

Preferably, second conveyor include the second driving device, the second transmission mechanism, be located on transmission mechanism second Belt, the second transmission mechanism include the second upper supporting roller for being used to support carried aggregate on second conveyor belt, for Hui Cheng The second snub pulley of belt is supported, the second driving device is connect with the second belt.After the aggregate claim of aggregate weighing hopper is to definite value, Second conveyor starting, scale hooper is successively to second conveyor discharging.Second conveyor stopping acts after feed, enters Next round weighs.It, can be easily by aggregate transporting to the first conveyer, hence into stirring by the setting of second conveyor Equipment is mixed.

Preferably, mixing plant includes stirring main building frame, the agitating device being set on stirring main building frame, is set to and stirs Powder metering equipment that the powder of agitating device measured is mixed above device and be will be fed into, is set to above agitating device and will The additive that aggregate is sent into the transition feed bin of agitating device, is set to above agitating device and liquid dispensing is sent into agitating device The finished product dump skip that device, the finished product for being set to below agitating device and completing stirring are sent out, excessive feed bin are equipped with first Conveyer, powder metering equipment are connect with powder tank.Powder is stored in powder tank, and the powder in powder tank enters powder metering equipment, Powder metering equipment is sent to agitating device, transition feed bin after completing the metering weighing to powder until reaching the preset value of powder Interior aggregate is sent to agitating device, and liquid dispensing is sent to additive device, additive device pair by outside liquid ingredient source Liquid dispensing is sent to agitating device after carrying out metering weighing until reaching the preset value of liquid dispensing, and powder, aggregate, liquid are matched Material is mixed in agitating device, and agitating device is stirred processing to mixture, and the mixture in agitating device is completed by stirring After concrete is made, concrete is sent out by finished product dump skip；Powder metering equipment, transition feed bin, additive device It is located above agitating device, facilitates the transmission of each material and falls naturally transmission by the gravity of each material, greatly Ground saves transmission power, has reached energy-efficient function；The shape of finished product dump skip is back taper, and finished product dump skip includes discharging Bucket bucket body and dump skip siphunculus, dump skip bucket body are removably connect with agitating device, the object completed by agitating device stirring Material is sent out from dump skip siphunculus, and dump skip siphunculus is fixed with gum sleeve, and rubber sleeve is fixedly mounted on dump skip by pipe collar and leads to Guan Shang, the finished product for completing stirring are steadily sent to preset position by dump skip siphunculus, and rubber sleeve protects dump skip siphunculus, Dump skip siphunculus service life is increased, dump skip liner plate is removably equipped in dump skip bucket body, prevents dump skip bucket body Abrasion, increase dump skip bucket body service life.

Preferably, powder metering equipment includes cement scale hooper, the cement weigher sensor being located on cement scale hooper, puts down Row be located on cement scale hooper side flyash scale hooper, be located on flyash scale hooper flyash scale sensor, respectively with Aggregate bin that cement scale hooper is connected with flyash scale hooper, cement scale hooper is connected with aggregate bin the first pipe communicated, Flyash scale hooper connects to the second pipe communicated with aggregate bin, cement scale hooper and flyash scale hooper respectively with Transition Materials Storehouse is detachably connected to be communicated, aggregate bin with a mixing bowl is detachably connected communicates；Powder metering equipment further includes for fixing Scale hooper bracket on cement scale hooper and flyash scale hooper, is located at fine coal at the first vibrator being located on cement scale hooper The second vibrator on grey scale hooper, is removably mounted on the first Pneumatic butterfly valve being removably mounted in first pipe The second Pneumatic butterfly valve on second pipe, is located above flyash scale hooper the first row stomata being located above cement scale hooper Second row stomata, the shape of cement scale hooper and flyash scale hooper is back taper, and scale hooper branch is erected at cement weighing Bucket and flyash scale hooper back taper bottom.In above technical scheme, cement weigher sensor and flyash scale sensor are examined respectively The material in cement scale hooper and flyash scale hooper is surveyed, after detecting that weight of material reaches setting value, material transmission to collection Hopper, then concentrate to be sent in a mixing bowl and be stirred.Cement weigher sensor and flyash scale sensor are all made of 3 pressure types and pass Sensor, so that metering is steady and accurate；It is respectively equipped with cement weigher sheath and flyash scale sheath outside first pipe and second pipe, Cement weigher sheath and flyash scale sheath are fastened on first pipe and the second pipe by cement weigher pipe collar and flyash scale pipe collar respectively On road, cement weigher sheath and flyash scale sheath are effectively protected first pipe and second pipe, so that first pipe and Two pipelines reduce damaged condition during material transmission, promote service life, improve production efficiency.Scale hooper bracket protects Cement scale hooper and flyash scale hooper reduce the probability of damage of cement scale hooper and flyash scale hooper in process of production, Cement scale hooper and flyash scale hooper are also significantly reduced to the pressure of first pipe and second pipe, increases second pipe With second pipe service life.First vibrator and the second vibrator effectively help material to claim from cement scale hooper and flyash Batch box is sent to aggregate bin, thus significantly reduce because material is stagnated in cement scale hooper and flyash scale hooper cause into The uneven probability for entering material in a mixing bowl, improves the quality of production, the first vibrator and the second vibrator are also effectively promoted Material is sent to the speed of aggregate bin from cement scale hooper and flyash scale hooper, increases production efficiency.First row stomata and Second row stomata avoids gas compression in cement scale hooper and flyash scale hooper and stagnates, and increases the precision of material weighing, Improve the quality of production.When cement weigher sensor and flyash scale sensor detect that cement scale hooper and flyash weigh respectively When material in bucket reaches setting weight, system control controls the first Pneumatic butterfly valve respectively and the second Pneumatic butterfly valve is opened, thus So that the material in cement scale hooper and flyash scale hooper enters in aggregate bin.Cement scale hooper and flyash scale hooper fall Tapered profile had not only facilitated the installation of scale hooper bracket, but also facilitated cement scale hooper and flyash scale hooper and manage respectively with first The connection in road and second pipe.

Preferably, transition feed bin includes upper warehouse, is detachably connected warehouse under the taper communicated, upper warehouse with upper warehouse The feeding port of upper warehouse is sent into equipped with the first access hole, by material, warehouse is equipped with third vibrator and the first door lifter under taper Structure, the first door-opening mechanism are located at warehouse bottom under taper；First door-opening mechanism includes long made of four rectangular side walls are crowded around Square casing, the door closure for being located at rectangle housing bottom, rectangle shell, which is removably secured, is mounted on warehouse bottom under taper, Rectangle shell is communicated with warehouse under taper, and rectangular side walls are removably fixed with the first cylinder, removable with the first cylinder Unload the door that the first cylinder fork being fixedly connected, the swing arm being rotatably connected with the first cylinder fork and swing arm are detachably fixed connection Bar, door rod are fixedly connected with door closure, and door rod is rotatably coupled with side wall, thus the switch of the first cylinder control door closure.More than In technical solution, transition feed bin is for keeping in aggregate, and warehouse facilitates aggregate to be sent to a mixing bowl from transition feed bin under taper, and first Access hole facilitates staff to carry out Inspection and maintenance maintenance transition feed bin, and third vibrator increases material transmission efficiency, thus Improve equipment work efficiency.Transition feed bin is located above a mixing bowl, and system controls the first door-opening mechanism and opens the door, thus by Transition Materials Aggregate in storehouse is sent into a mixing bowl.System controls the first cylinder moving, and the first cylinder drives the fork movement of the first cylinder, to drive Swing arm rotation further drives door closure to rotate around door rod, to door closure be opened, thus transition so that door rod be driven to rotate Aggregate in feed bin is sent to a mixing bowl.

Preferably, additive device includes water tank, is located at the first admixture box of water tank side in parallel, is located at the in parallel Second admixture box of one admixture box side, is set the first temporary storage barrel for being located at below water tank and being connect by pipeline with water tank The second temporary storage barrel for being connect below water tank and with by the first admixture box of pipeline, be located at below water tank and with by pipeline the The third temporary storage barrel of two admixture boxes connection, the first temporary storage barrel claim equipped with water, and the second temporary storage barrel is equipped with the first additive scale, third Temporary storage barrel is equipped with the second additive scale, and the first temporary storage barrel, the second temporary storage barrel, the second temporary storage barrel pass through pipeline respectively and a mixing bowl connects It connects and communicates；Water tank, the first admixture box, the second admixture box inner wall on be equipped with liquidometer mounting plate, be removably secured The liquidometer being mounted on liquidometer mounting plate, the probe being removably mounted on liquidometer, liquidometer mounting plate be equipped with The through-hole that liquidometer matches, liquidometer are fixedly mounted into through-hole, so that liquidometer is fixedly mounted on liquidometer mounting plate；Water Case, the first admixture box, the second admixture box are also equipped with the overflow pipe above the horizontal plane locating for the probe；Water claims, One additive scale, the second additive scale include that the first weighing sensor and the first weighing sensor are detachably fixed connection Sunpender is detachably fixed the oscillating bearing of connection with sunpender, is removably secured the pin shaft being mounted on bearings, is removably solid Split pin of the Dingan County on the pin shaft, oscillating bearing be removably secured be mounted on be located at the first temporary storage barrel, the second temporary storage barrel and On bracket in second temporary storage barrel.In above technical scheme, water scale, the first additive scale, the second additive scale are respectively completed pair First temporary storage barrel, the second temporary storage barrel, ingredient liquid in third temporary storage barrel weighing after, the first temporary storage barrel, the second temporary storage barrel, Ingredient liquid in three temporary storage barrels enters a mixing bowl, and water tank, the first admixture box, the second admixture box continue respectively toward first temporarily Deposit bucket, the second temporary storage barrel, third temporary storage barrel transmission ingredient liquid.Liquidometer detects water tank, the first admixture box, outside second respectively The liquid level for adding agent case, when the probe being located on liquidometer detects the liquid of water tank, the first admixture box, the second admixture box respectively When body, the stopping respectively of external watering, the first additive source, the second additive source is toward outside water tank, the first admixture box, second Add liquid feeding body in agent case.Overflow pipe prevents liquidometer failure and leads to water tank, the first admixture box, matches in the second admixture box Feed liquid body overflows, setting water tank, the first admixture box, the overflow pipe in the second admixture box lead to respectively external watering, First additive source, the second additive source reduce waste and promote liquid dispensing availability.Water tank, the first admixture box, second Admixture box further respectively has upper hose, and watering, the first additive source, the second additive source are respectively transmitted liquid by upper hose Body ingredient is to water tank, the first admixture box, the second admixture box.First weighing sensor uses liquidproof material and difference is removable It is fixedly mounted on the first temporary storage barrel, the second temporary storage barrel with unloading, in third temporary storage barrel, accurately ingredient liquid is weighed.Institute Some pipelines are all fixed on a mounting board with U-bolt, and position is fixed, structure is firm, effectively prevent the fracture of pipeline, are improved Production efficiency of equipment and service life.

Preferably, the first conveyer includes the first belt, first driving device, belt supporting device, the first driver Structure, the first transmission mechanism include the first upper supporting roller for being used to support carried aggregate on the first conveyer belt, for Hui Chengzhi The first snub pulley of belt is supportted, first driving device is connect with the first belt, and belt supporting device is located at the connection of the first belt and stirs One end of mixing equipment.By the setting of the first conveyer, proportioning station is connect with mixing plant, the setting of belt supporting device allows Aggregate can be transported up by the first belt.

Preferably, powder tank includes the middle part warehouse for storing powder, middle part warehouse is equipped with lid and closes middle part warehouse Storehouse is pushed up, top storehouse is equipped with deduster and pressure safety valve, top guardrail is equipped with above the storehouse of top, and middle part warehouse has chassis body, bottom Frame body has the arch breaking apparatus for making uniform blanking, and arch breaking apparatus has Hand-operated butterfly valve, and Hand-operated butterfly valve has connecting tube, even Adapter tube is connect with cement scale hooper or flyash scale hooper, and feed pipe is equipped with by the warehouse of middle part, and feed pipe is equipped with level-sensing device.It removes Dirt device is equipped with filter core for gathering dust, and dust is all attached on filter core when filtering, and deduster can reduce dust；Pressure security Valve can guarantee the safety of powder tank, once powder pressure inside the tank reaches rated pressure, pressure safety valve is opened, and reduce powder pressure inside the tank, Prevent hypertonia from setting off an explosion, within the scope of pressure reduction to safe pressure, pressure safety valve is extensive by the active force of spring Restore position.Level-sensing device be in order to detect the number expected in powder tank and the device of setting, when charging, when reaching high charge level, level-sensing device Signal is issued, charging is stopped.In process of production, when powder drops to low material position, level-sensing device issues signal, needs to feed. Arch plug phenomenon, which can occur, for powder tank pyramidal portion keeps powder blanking difficult, influences the normal operation of mixing plant, extends the cycle of operation, directly Influence the proportioning accuracy of powder.Now use pneumatic arch breaking.Pneumatic arch breaking is balanced by the impact failure arch of compressed air, is made Uniform blanking meets measuring accuracy requirement.To prevent steam from entering powder, powder is set to agglomerate, the charge of oil separator in gas circuit.

The invention has the advantages that:

1, multiple storage bins blowing simultaneously may be implemented in proportioning station, improves production efficiency, the setting of material guide device, by second Aggregate on conveyer is sent among the first conveyer, avoids the first belt deviation on the first conveyer, while can also play Dustproof effect；

2, the setting of aggregate weighing hopper can accurately control the usage amount of aggregate, so that aggregate has when entering mixing plant More accurate mixing ratio；

3, vibrator is arranged in concrete batch plant many places, so that during the work time, material transmission is stablized quickly not stagnant It stays, promotes stirring efficiency and mixing quality；

4, the pneumatic arch breaking being equipped in powder tank is balanced by the impact failure arch of compressed air, makes uniform blanking, full Sufficient measuring accuracy requirement.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of concrete mixing plant of the invention.

Fig. 2 is the structural schematic diagram of concrete batch plant of the invention.

Fig. 3 is the structural schematic diagram of agitating device of the invention.

Fig. 4 is the structural schematic diagram of the stirring blade of agitating device of the invention.

Fig. 5 is the structural schematic diagram of powder metering equipment of the invention.

Fig. 6 is the structural schematic diagram of transition feed bin of the invention.

Fig. 7 is the structural schematic diagram of the door opener of transition feed bin of the invention.

Fig. 8 is the structural schematic diagram of additive device of the invention.

Fig. 9 is liquidometer structure and scheme of installation in additive device of the invention.

Figure 10 is the scheme of installation of the first weighing sensor in additive device of the invention.

Figure 11 is the structural schematic diagram of leakage-proof socket of the invention.

Figure 12 is the structural schematic diagram of main building frame of the invention.

Figure 13 is the structural schematic diagram of dust-extraction unit of the invention.

Figure 14 is the structural schematic diagram of finished product dump skip of the invention.

Figure 15 is the structural schematic diagram of proportioning station of the invention.

Figure 16 is the structural schematic diagram of storage bin of the invention.

Figure 17 is the structural schematic diagram of Lower Hold of the invention.

Figure 18 is the structural schematic diagram of another Lower Hold of the invention.

Figure 19 is the structural schematic diagram of buffer unit of the invention.

Figure 20 is structural representation and the explosive view of limiting device of the invention.

Figure 21 is the structural schematic diagram of aggregate weighing hopper of the invention.

Figure 22 is the structural schematic diagram of second conveyor of the invention.

Figure 23 is the structural schematic diagram of the first conveyer of the invention.

Figure 24 is the first belt drive of the invention/second belt drive structural schematic diagram.

Figure 25 is the first chain drive of the invention/second chain drive structural schematic diagram.

Figure 26 is the first roller of the invention/second tin roller structural schematic diagram.

Figure 27 is the first tensioning apparatus of the invention/second tensioning apparatus structural schematic diagram.

Figure 28 is the first tail portion sweeper of the invention/second tail portion sweeper structural schematic diagram.

Figure 29 is the first alloy sweeper of the invention/second alloy sweeper structural schematic diagram.

Figure 30 is the first weight sweeper of the invention/second weight sweeper structural schematic diagram.

Figure 31 is the first upper supporting roller of the invention/second upper supporting roller structural schematic diagram.

Figure 32 is the first snub pulley of the invention/second snub pulley structural schematic diagram.

Figure 33 is the structural schematic diagram that pendant refitting of the invention is set.

Figure 34 is the structural schematic diagram of powder tank of the invention.

Figure 35 is the structural schematic diagram of arch breaking apparatus of the invention.

Figure 36 is the structural schematic diagram of broken arch gas nozzle of the invention.

In figure: 1, main building frame, 111, stirring platform, 112, metrology, 113, roof platform, the 114, first column, 115, the second column, 116, third column, 117, stair, the 118, second access hole, 2, powder metering equipment, 211, cement weighing Bucket, 212, flyash scale hooper, 213, cement weigher sensor, 214, flyash scale sensor, the 215, first vibrator, 216, the Two vibrator, 217, scale hooper bracket, 218, first pipe, 219, second pipe, the 220, first Pneumatic butterfly valve, the 221, second gas Dynamic butterfly valve, 222, aggregate bin, 223, first row stomata, 224, second row stomata, 3, transition feed bin, 311, upper warehouse, 312, cone Warehouse under shape, the 313, first access hole, 314, third vibrator, 315, rectangle shell, 316, door closure, the 317, first cylinder, 318, the first cylinder is pitched, 319, swing arm, 320, door rod, 321, feeding port, 4, additive device, 411, water tank, outside 412, first Add agent case, the 413, second admixture box, the 414, first temporary storage barrel, the 415, second temporary storage barrel, 416, third temporary storage barrel, 417, water Claim, the 418, first additive scale, the 419, second additive scale, 420, liquidometer, 421, liquidometer mounting plate, 422, probe, 423, through-hole, the 424, first weighing sensor, 425, sunpender, 426, oscillating bearing, 427, pin shaft, 428, split pin, 429, biography Sensor bracket, the 430, first thin liquid distribution pipe, the 431, first thick liquid distribution pipe, the 432, second thin liquid distribution pipe, the 433, second thick liquid distribution pipe, 434, the thin liquid distribution pipe of third, 435, the thick liquid distribution pipe of third, 436, cleaning pipeline, 437, overflow pipe, 438, third Pneumatic butterfly valve, 439, the 4th Pneumatic butterfly valve, the 440, the 5th Pneumatic butterfly valve, 441, leakage-proof socket, the 442, second cylinder, the 443, second cylinder fork, 444, Transfer block, 445, diversion trench, 446, diversion channel, the 447, first solenoid valve, 448, exhausting silencer throttle valve, 5, agitating device, 511, a mixing bowl, the 512, first agitating shaft, the 513, second agitating shaft, 514, arc stirring blade, 515, feeding inlet, 516, discharging Mouthful, 517, liner plate, the 518, first stirring motor, the 519, second stirring motor, the 520, first speed reducer, the 521, second speed reducer, 522, mixing arm, 6, finished product dump skip, 601, dump skip bucket body, 602, dump skip liner plate, 603, rubber sleeve, 604, pipe collar, 7, Roof tripod, 8, outer sealing plate, 9, door and window, 10, dust-extraction unit, 101, air-introduced machine, 102, filter core, 103, seal box, 104, sky Press, 105, induced duct, 11, proportioning station, 1111, storage bin, A1, Lower Hold, A11, warehouse, A12, the first Dump gate, A13, Three cylinders, A14, buffer unit, A141, spring leaf, A142, third pressing plate, A143, fastening bolt, A144, rubber slab, A145, Bending part, A15, limiting device, A151, limit base, A152, the first nut, A153, Limit screw, A2, coaming plate, A3, sieve, 1112, aggregate weighing hopper, B1, bucket body, B2, the second Dump gate, B3, the 4th cylinder, B4, the second weighing sensor, 1113, second Conveyer, C1, the second driving device, C111, second reducing motors, C112, the second sprocket wheel, C113, the second chain guard, C114, Two drive rolls, C1141, second tin roller, C1142, the second press strip, C1143, the second encapsulated glue friction plate are C121, second electronic Machine, C122, the second belt wheel, C123, the second V-belt, C124, the second shaft assembled speed reducer, C2, the second tensioning apparatus, C21, Two frames, C22, the second rolling bearing units, C23, the second driven roller, C24, the second adjusting nut, C25, second adjust screw rod, C3, the second transmission mechanism, C31, the second upper supporting roller, C32, the second snub pulley, C321, second bearing, C322, the second roller body, C323, the second retaining ring, C324, the second cushion rubber, C4, the second belt, C5, the second rack, C6, the second striker plate, C7, the second bracing wire Switch, C8, the second sweeper, C8111, the second connecting plate, C8112, the second fixing seat, C8113, the second mounting rack, C8114, Second elastomer, C8115, the second foldable component, C8116, the second cleaning board, C8117, second adjust bolt, C8121, second Frame body, C8122, the second rubber flap, C8123, the second pressing plate, C8124, the second weight, C82, the second tail portion sweeper, C821, the second tail portion rack, C822, the second V-type cleaning board, C823, second clean cover, C824, the second hanging plate, 1114, guide Device, the 12, first conveyer, D1, first driving device, D111, first reducing motors, D112, the first sprocket wheel, D113, first Chain guard, D114, the first drive roll, D1141, the first roller, D1142, the first press strip, D1143, the first encapsulated glue friction plate, D121, the first motor, D122, first pulley, D123, the first V-belt, D124, the first shaft assembled speed reducer, D2, first Tight device, D21, the first frame, D22, the first rolling bearing units, D23, the first driven roller, D24, the first adjusting nut, D25, One adjusting screw rod, D31, the first upper supporting roller, D32, the first snub pulley, D321, first bearing, D322, the first roller body, D323, First retaining ring, D324, the first cushion rubber, D4, the first belt, D5, the first rack, D7, the first pullswitch, D81, the first head are clear Sweep device, D811, the first alloy sweeper, D8111, the first connecting plate, D8112, the first fixing seat, D8113, the first mounting rack, D8114, the first elastomer, D8115, the first foldable component, D8116, the first cleaning board, D8117, the first adjusting bolt, D812, First weight sweeper, D8121, the first frame body, D8122, the first rubber flap, D8123, the first pressing plate, D8124, the first weight Hammer, D82, the first tail portion sweeper, D821, the first tail portion rack, D822, the first V-type cleaning board, D823, first clean cover, D824, the first hanging plate, D9, pendant refitting are set, D91, third mounting rack, D92, pendant loaded van, D93, pendant weight frame, D94, clump weight, D95, pendant weight roller, D96, third connecting plate, D10, belt supporting device, 13, powder tank, E1, middle part warehouse, E2, top storehouse, E3, Deduster, E4, pressure safety valve, E5, top guardrail, E6, chassis body, E7, arch breaking apparatus, E71, sebific duct, E72, three-way device, E73, clip, E74, broken arch gas nozzle, E741, hose coupling, E742, the second nut, E743, rubber sheet gasket, E744, filter, E745, seat, E75, quick coupling, E76, second solenoid valve, E77, broken arch air cushion assembly, E771, cover board, E772, broken arch air cushion, E8, Hand-operated butterfly valve, E9, feed pipe, E10, level-sensing device

Specific embodiment

Below in conjunction with drawings and embodiments, the present invention is further illustrated, and figure label A represents 1111, i.e. A1 table Show serial number 11111, B, which represents 1112, C and represents 1113, D and represent 12, E, represents 13.

The present invention as shown in figures 1-13, a kind of concrete mixing plant, including for supplying aggregate proportioning station 11, for passing First conveyer 12 of defeated aggregate, the powder tank 13 for storing powder, for the mixing plant of stirring, proportioning station 11 includes being used for It stores the storage bin 1111 of aggregate, the second conveyor 1113 for aggregate to be transported on the first conveyer 12, be used for bone Material pours into the material guide device 1114 on the first conveyer 12；First conveyer, 12 one end is located under material guide device 1114, and first is defeated 12 other end of machine is sent to be located on mixing plant, powder tank 13 is connect with mixing plant.

Concrete batch plant including stirring main building frame 1, the agitating device being set on stirring main building frame 15, is set to The top of agitating device 5 simultaneously will be fed into powder metering equipment 2 that the powder of agitating device 5 measured, be set on agitating device 5 Aggregate is simultaneously sent into the transition feed bin 3 of agitating device 5, is set to 5 top of agitating device and liquid dispensing is sent into stirring dress by side Set 5 additive device 4, the finished product dump skip 6 that the material for being set to 5 lower section of agitating device and completing stirring is sent out, finished product Dump skip 6 includes dump skip bucket body 601 and dump skip siphunculus, and dump skip bucket body 601 is removably connect with agitating device, is passed through The material that agitating device stirring is completed is sent out from dump skip siphunculus, and dump skip siphunculus is fixed with gum sleeve 603, rubber sleeve 603 are fixedly mounted on dump skip siphunculus by pipe collar 604, complete stirring finished product by dump skip siphunculus be steadily sent to it is default Position, dump skip liner plate 602 is removably equipped in dump skip bucket body 601；Powder metering equipment 2 completes the metering to powder Weighing is sent to agitating device 5 after reaching the preset value of powder, and the aggregate in transition feed bin 3 is sent to agitating device 5, liquid Body ingredient is sent to additive device 4 by outside liquid ingredient source, additive device 4 metering weighing is carried out to liquid dispensing until It is sent to agitating device 5 after reaching the preset value of liquid dispensing, powder, aggregate, liquid dispensing are mixed in agitating device 5, stirring Device 5 is stirred processing to mixture, and the mixture in agitating device 5 passes through by concrete is made after the completion of stirring Product dump skip 6 sends out concrete.

Agitating device 5 includes a mixing bowl 511 for being equipped with feeding inlet 515 and discharge port 516, is detachably arranged in stirring respectively The first stirring motor 518 and the second stirring motor 519 on cylinder 511, first be detachably connected with the first stirring motor 518 subtract Fast machine 520, the second speed reducer 521 being detachably connected with the second stirring motor 519 are located in a mixing bowl 511 and subtract with first The first detachably connected agitating shaft 512 of fast machine 520 is located in a mixing bowl 511 and removably connects with the second speed reducer 521 The second agitating shaft 513 for connecing, be detachably arranged in respectively the first agitating shaft 512 and mixing arm 522 on the second agitating shaft 513, The arc stirring blade 514 being detachably arranged on mixing arm 522, feeding inlet 515 removably connect with powder metering equipment 2 It connects, discharge port 516 and finished product dump skip 6 are detachably connected；A mixing bowl 511 is additionally provided with liner plate 517, and liner plate 517 is removably It is located at 511 inner wall of a mixing bowl.

Powder metering equipment 2 include cement scale hooper 211, be located on cement scale hooper 211 cement weigher sensor 213, The flyash scale hooper 212 being located on 211 side of cement scale hooper in parallel, the flyash scale being located on flyash scale hooper 212 pass Sensor 214, the aggregate bin 222 being connect respectively with cement scale hooper 211 and flyash scale hooper 212, by cement scale hooper 211 and Aggregate bin 222 connects the first pipe 218 communicated, flyash scale hooper 212 and aggregate bin 222 is connected the second pipe communicated 219, cement scale hooper 211 and flyash scale hooper 212 respectively with transition feed bin 3 is detachably connected communicates, aggregate bin 222 with A mixing bowl 511 is detachably connected to be communicated.

Powder metering equipment 2 further includes the scale hooper branch for fixing on cement scale hooper 211 and flyash scale hooper 212 Frame 217, the first vibrator 215 being located on cement scale hooper 211, the second vibrator being located on flyash scale hooper 212 216, the first Pneumatic butterfly valve 220 for being removably mounted in first pipe 218 is removably mounted on second pipe 219 The second Pneumatic butterfly valve 221, be located at the top of cement scale hooper 211 first row stomata 223, be located on flyash scale hooper 212 The shape of the second row stomata 224 of side, cement scale hooper 211 and flyash scale hooper 212 is back taper, scale hooper bracket 217 are located at 212 back taper bottom of cement scale hooper 211 and flyash scale hooper.

Transition feed bin 3 is detachably connected warehouse 312, upper storehouse under the taper communicated including upper warehouse 311, with upper warehouse 311 Body 311 is equipped with the first access hole 313, material is sent into the feeding port 321 of upper warehouse 311, and warehouse 312 shakes equipped with third under taper Dynamic device 314 and the first door-opening mechanism, the first door-opening mechanism are located at 312 bottom of warehouse under taper.

First door-opening mechanism includes rectangle shell 315 made of four rectangular side walls are crowded around, is located at rectangle shell The door closure 316 of 315 bottoms, rectangle shell 315, which is removably secured, is mounted on 312 bottom of warehouse under taper, rectangle shell 315 communicate with warehouse 312 under taper, and rectangular side walls are removably fixed with the first cylinder 317 and the first cylinder 317 can It dismantles the first cylinder fork 318 being fixedly connected, pitch 318 swing arms 319, removable with swing arm 319 being rotatably connected with the first cylinder The door rod 320 being fixedly connected is unloaded, door rod 320 is fixedly connected with door closure 316, and door rod 320 is rotatably coupled with side wall, thus the The switch of one cylinder 317 control door closure 316.

Additive device 4 includes water tank 411, is located at the first admixture box 412 of 411 side of water tank in parallel, is located in parallel Second admixture box 413 of 412 side of the first admixture box is located at 411 lower section of water tank and passes through what pipeline was connect with water tank 411 First temporary storage barrel 414, the second temporary storage barrel 415 for being located at the lower section of water tank 411 and being connect with by the first admixture box of pipeline 412, The third temporary storage barrel 416 for being located at 411 lower section of water tank and connecting with by the second admixture box of pipeline 413, the first temporary storage barrel 414 are set There is water to claim 417, the second temporary storage barrel 415 is equipped with the first additive scale 418, and third temporary storage barrel 416 is equipped with the second additive scale 419, First temporary storage barrel 414, the second temporary storage barrel 415, the second temporary storage barrel 415 are connect with a mixing bowl 511 by pipeline communicate respectively；Water tank 411, liquidometer mounting plate 421 is equipped on the inner wall of the first admixture box 412, the second admixture box 413, be removably secured The liquidometer 420 being mounted on liquidometer mounting plate 421, the probe 422 being removably mounted on liquidometer 420, liquidometer Mounting plate 421 is equipped with the through-hole 423 matched with liquidometer 420, and liquidometer 420 is fixedly mounted into through-hole 423, thus liquidometer 420 are fixedly mounted on liquidometer mounting plate 421；Water tank 411, the first admixture box 412, the second admixture box 413 are also all provided with There is the overflow pipe 437 being located above horizontal plane locating for probe 422；Water claims the 417, first additive scale 418, the second additive scale 419 include the sunpender 425 and sunpender that the first weighing sensor 424 and the first weighing sensor 424 are detachably fixed connection 425 are detachably fixed the oscillating bearing 426 of connection, are removably secured the pin shaft 427 being mounted on oscillating bearing 426, are removable The split pin 428 being fixedly mounted on unloading on pin shaft 427, oscillating bearing 426, which is removably secured, is mounted on that be located at first temporary On sensor stand 429 in the 414, second temporary storage barrel 415 of bucket and the second temporary storage barrel 415.

The first thin liquid distribution pipe 430, the first thick liquid distribution pipe 431 are respectively equipped between water tank 411 and the first temporary storage barrel 414, the It is respectively equipped with the second thin liquid distribution pipe 432, the second thick liquid distribution pipe 433 between one admixture box 412 and the second temporary storage barrel 415, second The thin liquid distribution pipe 434 of third, the thick liquid distribution pipe 435 of third are respectively equipped between admixture box 413 and third temporary storage barrel 416, first is thin Liquid distribution pipe 430, the first thick liquid distribution pipe 431, the second thin liquid distribution pipe 432, the second thick liquid distribution pipe 433, the thin liquid distribution pipe 434 of third, Three thick liquid distribution pipes 435 are equipped with third Pneumatic butterfly valve 438；First admixture box 412,413 bottom of the second admixture box are equipped with Pipeline 436 is cleaned, cleaning pipeline 436 is equipped with the 4th Pneumatic butterfly valve 439；First temporary storage barrel 414, the second temporary storage barrel 415, third are temporary It deposits and is respectively equipped with leakage-proof socket 441, the first temporary storage barrel 414, the second temporary storage barrel 415, the second temporary storage barrel 415 above the side wall of bucket 416 Bottom is respectively equipped with the 5th Pneumatic butterfly valve 440, and the 5th Pneumatic butterfly valve 440 is detachably arranged in a mixing bowl 511 and the first temporary storage barrel 414, between the second temporary storage barrel 415, the second temporary storage barrel 415；Leakage-proof socket 441 is equipped with the second cylinder 442 and the second cylinder 442 can The second cylinder fork 443 of dismantling connection pitches 443 transfer blocks 444, removable with transfer block 444 being detachably connected with the second cylinder The diversion trench 445 for unloading connection, the diversion channel 446 being arranged in outside diversion trench 445, the removably row of being equipped on the second cylinder 442 Gas noise elimination throttle valve 448 and the first solenoid valve 447.

Main building frame 1 includes stirring platform 111, the metrology 112 that 111 top of stirring platform is arranged in, is arranged and is measuring The roof platform 113 of 112 top of platform, the first column for being uniformly located at 111 lower section of stirring platform and support stirring platform 111 114, it is uniformly located at the second column 115 between stirring platform 111 and metrology 112, is uniformly located at metrology 112 and building Third column 116 between roof panel 113, is located at second at the stair 117 being located between stirring platform 111 and metrology 112 The second access hole 118 on platform, agitating device 5, which is removably secured, to be mounted on the first platform, and powder metering equipment 2 is removable It is fixedly mounted on unloading on the second platform.

Concrete batch plant further includes the dust-extraction unit 10 connecting with a mixing bowl 511, and dust-extraction unit 10 includes air-introduced machine 101, with air-introduced machine 101 be connected and be equipped with filter core 102 seal box 103, be located on seal box 103 air compressor machine 104, with The induced duct 105 that seal box 103 is connected, induced duct 105 are connected with a mixing bowl 511；Concrete batch plant also wraps Main building covering is included, main building covering includes the roof tripod 7 being located on third platform, the outer sealing plate 8 for being located at main building side, is located at Door and window 9 on outer sealing plate 8.

Proportioning station 11 includes for storing the storage bin 1111 of aggregate, for aggregate to be transported on the first conveyer 12 Second conveyor 1113, for aggregate to be poured into the material guide device 1114 on the first conveyer 12,12 one end of the first conveyer is set Under material guide device 1114,12 other end of the first conveyer is located on excessive feed bin；Storage bin 1111 includes preventing aggregate from falling Coaming plate A2, the Lower Hold A1 being located under coaming plate A2, the sieve A3 that is located on coaming plate A2, Lower Hold A1 includes the storehouse for storing aggregate Body A11, by the first Dump gate A12 that aggregate is drawn off from warehouse A11, be used to control the first Dump gate A12 open or close The unrestrained limitation device for discharging of third cylinder A13, control aggregate, the first Dump gate A12, third cylinder A13, limitation device for discharging It is each provided on warehouse A11, limitation device for discharging can be there are two types of mode:

The first using prevent aggregate from Dump gate trickle down buffer unit A14, buffer unit A14 have spring leaf A141, Rubber, fastening bolt A143, third pressing plate A142, bending member, fastening bolt A143 is successively by spring leaf A141, third pressing plate A142, rubber slab A144, bending part A145 fixation form buffer unit A14.

Second of limiting device A15 using the first Dump gate A12 enabling size of limitation, limiting device A15 include limit Seat A151, the first nut A152 and Limit screw A153 realize the first Dump gate A12 of control by adjusting Limit screw A153 The size of enabling.

The aggregate weighing hopper 1112 for weighing is additionally provided with below storage bin 1111, aggregate weighing hopper 1112 includes taper Bucket body B1, the second Dump gate B2 for drawing off aggregate, the 4th cylinder for being used to control the second Dump gate B2 open or close B3, the second weighing sensor B4, the 4th cylinder B3 are connect with the second Dump gate B2, the second weighing sensor B4 and the 4th cylinder B3 Connection.

Second conveyor 1113 include the second driving device C1, the second transmission mechanism C3, be located on transmission mechanism second Belt C4, the second transmission mechanism C3 include the second upper supporting roller for being used to support carried aggregate on 1113 belt of second conveyor C31, the second snub pulley C32 for returning city support belt, the second driving device C1 are connect with the second belt C4.Second driver Structure C3 includes the second upper supporting roller C31 and the second snub pulley C32, and second conveyor 1113 further includes for carrying the second upper supporting roller C31 and the second snub pulley C32 and the second rack C5 being located at below the second upper supporting roller C31 and the second snub pulley C32, it is located at second On rack C5 and for adjust the second tensioning apparatus C2 of belt tension, the second striker plate C6 for being located at the second two sides belt C4, It is located at second pullswitch C7 of second two sides belt C4 for cutting off the power, the second belt C4 and is located at the second skin for cleaning The second sweeper C8 with the end C4.

Second driving device C1 includes the second chain drive or the second belt drive, the second chain drive It is equipped with including second reducing motors C111, the second sprocket wheel C112 being connect with second reducing motors C111, the second sprocket wheel C112 Second chain guard C113, the second drive roll C114 connecting with the second sprocket wheel C112, the second speed reducer drive the second sprocket wheel C112 Rotation, the second sprocket wheel C112 drive the second drive roll C114 movement, and the second drive roll C114 drives the second belt C4 movement；

The second belt wheel that second belt drive includes the second motor C121, is connect with the second motor C121 C122, the second V-belt C123 being connect with the second belt wheel C122, the second shaft-mounted deceleration being connect with the second V-belt C123 Machine C124, the second drive roll C114, the second motor C121 connecting with the second shaft assembled speed reducer C124 drive the second band C122 movement is taken turns, the second belt wheel C122 drives the second V-belt C123 rotation, and the second V-belt C123 is through the second shaft-mounted deceleration The second drive roll C114 is driven to rotate after machine C124, the second drive roll C114 drives the second belt C4 movement.

Second drive roll C114 include second tin roller C1141, the second press strip C1142 being located on integral solder roller, The the second encapsulated glue friction plate C1143 for being located on integral solder roller and being detachably connected with the second press strip C1142, second actively After roller C114 long-time use, encapsulated part will necessarily generate abrasion, after abrasion reaches a certain level, coefficient of friction drop Low, belt generates slipping phenomenon.Common whole encapsulated drive roll then needs integral replacing；And second in the present embodiment is actively rolled The second encapsulated glue friction plate C1143 of cylinder C114 is fixed by the second press strip C1142 being welded on second tin roller C1141 , the encapsulated glue friction plate C1143 of worn-out second only need to be removed, is replaced, can restore to use.

Second tensioning apparatus C2 includes the second frame C21, the second rolling bearing units C22 being located on the second frame C21, with the Second driven roller C23 of two rolling bearing units C22 connections, it is located on the second rolling bearing units C22 and is connect with the second driven roller C23 The second adjusting nut C24, across the second rolling bearing units C22 and connect with the second adjusting nut C24 second adjust screw rod C25；When adjusting, the second adjusting nut C24 of rotation makes the second adjusting screw rod C25 that the second driven roller C23 be pulled to be displaced outwardly, directly Until being adjusted to suitable position.Second conveyor 1113 have enough tension, guarantee each roller of second conveyor 1113 between Generating frictional force keeps second conveyor 1113 non-slip, and limits sag of the second conveyor 1113 between each carrying roller, makes the Two conveyers 1113 work normally.Second upper supporting roller C31 forms concave structure by 3 carrying rollers, be used to support the second belt C4 and The aggregate carried on second belt C4 guarantees the second belt C4 stable operation.The upper supporting roller of concave structure is conducive to convey bone Material, upper supporting roller and horizontal plane groove angle are less than 90 °, and in the present embodiment, the second upper supporting roller C31 and horizontal plane groove angle are 25 ° or 35 °, In the relatively small upper supporting roller of second conveyor 1113, tail portion installation groove angle, it is excessive to be conducive to belt, while being also prevented from conveyer belt Occurs the phenomenon that spreading when flattening.Second snub pulley C32 includes second bearing C321, the second roller being located at outside second bearing C321 Cylinder C322, the second retaining ring C323 being located at outside the second roller body C322, the second cushion rubber C324 being located at outside the second retaining ring C323. Be fixedly installed with the second capped edge roller on second rack C5, when 1113 sideslip of second conveyor, the second capped edge roller can effectively into Row is prevented and belt is effectively protected, and the second capped edge roller is mounted on the position of the easy sideslip of belt, is such as mounted in the second belt C4 Portion.The second sweeper C8 for cleaning the aggregate adhered on the second belt C4 includes that the second head cleaner and the second tail portion are clear Device C82 is swept, the second head cleaner is mounted on the second driving device C1 of second conveyor 1113 on one side, the second head cleaner For the second alloy sweeper or the second weight sweeper.

Second alloy sweeper includes the second connecting plate C8111 connecting with the second rack C5 and the second connecting plate C8111 Second fixing seat C8112 of connection, the second mounting rack C8113 being mounted on the second fixing seat C8112, it is located at the second mounting rack The second elastomer C8114 on C8113, the second foldable component C8115 being located on the second elastomer C8114, it is located at the second folding The second cleaning board C8116 on curved component C8115, fixing seat are equipped with the second adjusting bolt C8117 for fastening mounting rack.

Second weight sweeper includes the second frame body C8121 being located on the second rack C5, is located on the second frame body C8121 And it is used for the second rubber flap C8122 of cleaning, the second pressing plate C8123 being located on the second rubber flap C8122, is located at second The second weight C8124 on frame body C8121 and for adjusting the second rubber flap C8122 and the second belt C4 contact surface.

Second tail portion sweeper C82 is mounted relative to the other end of the second head cleaner, the second tail portion sweeper C82 The second V-type cleaning board C822, the second V-type cleaning board are equipped with including the second tail portion rack C821, the second tail portion rack C821 C822, which is equipped with second and cleans, covers C823, and the second tail portion rack C821 is equipped with second connect with the second V-type cleaning board C822 Hanging plate C824, the second V-type cleaning board C822 are made of rubber material, and it is inboard that the second V-type cleaning board C822 cleans the second belt C4 Aggregate, prevent aggregate enter the second driven roller C23.

First conveyer 12 includes the first belt D4, first driving device D1, belt supporting device D10, the first driver Structure, the first transmission mechanism include the first upper supporting roller D31 for being used to support carried aggregate on 12 belt of the first conveyer, are used for back City supports the first snub pulley D32 of belt, first driving device D1 to connect with the first belt D4, and belt supporting device D10 is located at One end of first belt D4 connection mixing plant.First transmission mechanism includes the first upper supporting roller D31 and the first snub pulley D32.

First conveyer 12 further includes for carrying the first upper supporting roller D31 and the first snub pulley D32 and being located at the first pop-up The first rack D5 below roller D31 and the first snub pulley D32, it is located on the first rack D5 and for adjusting the first of belt tension Tensioning apparatus D2, the first striker plate for being located at the first two sides belt D4 are located at the of the first two sides belt D4 for cutting off the power One pullswitch D7, for cleaning the first belt D4 and being located at the first sweeper of the first end belt D4.

First driving device D1 includes the first chain drive or the first belt drive, the first chain drive It is equipped with including first reducing motors D111, the first sprocket wheel D112 being connect with first reducing motors D111, the first sprocket wheel D112 First chain guard D113, the first drive roll D114 connecting with the first sprocket wheel D112, the first speed reducer drive the first sprocket wheel D112 Rotation, the first sprocket wheel D112 drive the first drive roll D114 movement, and the first drive roll D114 drives the first belt D4 movement；

The first pulley that first belt drive includes the first motor D121, is connect with the first motor D121 D122, the first V-belt D123 being connect with first pulley D122, the first shaft-mounted deceleration being connect with the first V-belt D123 Machine D124, the first drive roll D114, the first motor D121 connecting with the first shaft assembled speed reducer D124 drive first band D122 movement is taken turns, first pulley D122 drives the first V-belt D123 rotation, and the first V-belt D123 is through the first shaft-mounted deceleration The first drive roll D114 is driven to rotate after machine D124, the first drive roll D114 drives the first belt D4 movement.

First drive roll D114 include the first roller D1141, the first press strip D1142 being located on integral solder roller, The the first encapsulated glue friction plate D1143 for being located on integral solder roller and being detachably connected with the first press strip D1142, first actively After roller D114 long-time use, encapsulated part will necessarily generate abrasion, after abrasion reaches a certain level, coefficient of friction drop Low, belt generates slipping phenomenon.Common whole encapsulated drive roll then needs integral replacing；And first in the present embodiment is actively rolled The first encapsulated glue friction plate D1143 of cylinder D114 is fixed by the first press strip D1142 being welded on the first roller D1141 , the encapsulated glue friction plate D1143 of worn-out first only need to be removed, is replaced, can restore to use.

First tensioning apparatus D2 include the first frame D21, first be located on the first frame D21 usher to seat bearings D 22, with the First driven roller D23 of one rolling bearing units D22 connection, it is located at first and ushers to seat and connect with the first driven roller D23 in bearings D 22 The first adjusting nut D24, bearings D 22 of usheing to seat across first and what is connect with the first adjusting nut D24 first adjust screw rod D25；When adjusting, the first adjusting nut D24 of rotation makes the first adjusting screw rod D25 that the first driven roller D23 be pulled to be displaced outwardly, directly Until being adjusted to suitable position.First conveyer 12 has enough tension, guarantees to generate between each roller of the first conveyer 12 Frictional force keeps the first conveyer 12 non-slip, and limits sag of first conveyer 12 between each carrying roller, makes the first conveyer 12 work normally.First upper supporting roller D31 forms concave structure by 3 carrying rollers, is used to support the first belt D4 and the first belt D4 On the aggregate that is carried, guarantee the first belt D4 stable operation.The upper supporting roller of concave structure is conducive to convey aggregate, upper supporting roller With horizontal plane groove angle less than 90 °, in the present embodiment, the first upper supporting roller D31 and horizontal plane groove angle are 25 ° or 35 °, in the first conveying The relatively small upper supporting roller of 12, machine, tail portion installation groove angle, spreads when it is excessive to be conducive to belt, while being also prevented from conveyer belt flattening The phenomenon that material.First snub pulley D32 includes first bearing D321, the first roller body D322 being located at outside first bearing D321, sets The first retaining ring D323 outside the first roller body D322, the first cushion rubber D324 being located at outside the first retaining ring D323.First rack D5 On be fixedly installed with the first capped edge roller, when the first 12 sideslip of conveyer, the first capped edge roller can effectively carry out prevent and effectively Protection belt, the first capped edge roller is mounted on the position of the easy sideslip of belt, is such as mounted in the middle part of the first belt D4.For cleaning the First sweeper of the aggregate adhered on one belt D4 include the first head cleaner D81 and the first tail portion sweeper D82, first Head cleaner D81 is mounted on the first driving device D1 of the first conveyer 12 on one side, and the first head cleaner D81 is the first conjunction Golden sweeper D811 or the first weight sweeper D812.

First alloy sweeper D811 includes the first connecting plate D8111 connecting with the first rack D5 and the first connecting plate First fixing seat D8112 of D8111 connection, the first mounting rack D8113 being mounted on the first fixing seat D8112, it is located at first The first elastomer D8114 on mounting rack D8113, it the first foldable component D8115 being located on the first elastomer D8114, is located at The first cleaning board D8116 on first foldable component D8115, fixing seat are equipped with the first adjusting bolt for fastening mounting rack D8117。

First weight sweeper D812 includes the first frame body D8121 being located on the first rack D5, is located at the first frame body D8121 it is upper and for cleaning the first rubber flap D8122, be located on the first rubber flap D8122 the first pressing plate D8123, It is located at the first weight on the first frame body D8121 and for adjusting the first rubber flap D8122 and the first belt D4 contact surface D8124。

First tail portion sweeper D82 is mounted relative to the other end of the first head cleaner D81, the first tail portion sweeper D82 includes that the first tail portion rack D821, the first tail portion rack D821 are equipped with the first V-type cleaning board D822, the first V-type cleaning board D822, which is equipped with first and cleans, covers D823, and the first tail portion rack D821 is equipped with first connect with the first V-type cleaning board D822 Hanging plate D824, the first V-type cleaning board D822 are made of rubber material, and it is inboard that the first V-type cleaning board D822 cleans the first belt D4 Aggregate, prevent aggregate enter the first driven roller D23.

The difference of first conveyer 12 and second conveyor 1113 is:

Second conveyor 1113 is located on batch bin, is used for horizontal transport aggregate, and the first conveyer 12 connects proportioning station 11 And mixing plant, to transport aggregate obliquely.First rack D5 sets D9 equipped with pendant refitting, the first belt D4 has the dress that gathers materials It sets, by belt, fallen aggregate collects material-gathering device in the process of running, and is sent to bottom surface with aggregate pipe concentration Device.

Pendant refitting sets D9 and includes third mounting rack D91, the pendant loaded van D92 being located on third mounting rack D91, is located at pendant loaded van Falling weight frame D93, be located at the clump weight D94 fallen in weight frame D93, be located at the pendant weight roller fallen on heavy frame D93 in D92 D95, the third connecting plate D96 for connecting pendant weight roller D95 with pendant weight frame D93.D9 is set in pendant refitting has conveyer belt enough Tensile force.Gravity can be leaned on to compensate the elongation of the first belt D4 automatically with the variation of tension.Guaranteeing the first conveyer 12 When normal operation, the tensile force needs of the first belt D4 can be met by increasing, subtracting the method for clump weight D94.If inclined Song Kezeng Add the heavy amount of pendant, increases tensile force；If tight slightly, the heavy amount of pendant can be reduced, tensile force is reduced.

Powder tank 13 includes the middle part warehouse E1 for storing powder, and middle part warehouse E1 is equipped with the top that lid closes middle part warehouse E1 Storehouse E2, top storehouse E2 are equipped with deduster E3 and pressure safety valve E4, and top guardrail E5 is equipped with above the storehouse E2 of top, and middle part warehouse E1 is divided into There are chassis body E6, chassis body E6 to have the arch breaking apparatus E7 for making uniform blanking, arch breaking apparatus E7 has Hand-operated butterfly valve E8, hand Dynamic butterfly valve E8 has connecting tube, and connecting tube connect with cement scale hooper or flyash scale hooper, the side middle part warehouse E1 equipped with into Expects pipe E9, feed pipe E9 are equipped with level-sensing device E10.

Arch breaking apparatus E7 is WAM arch breaking apparatus or powder metallurgy arch breaking apparatus.

WAM arch breaking apparatus includes sebific duct E71, the three-way device E72 being located on sebific duct E71, connect with three-way device E72 Quick coupling E75, quick coupling E75 are additionally provided on clip E73, broken arch air cushion the assembly E77, sebific duct E71 connecting with clip E73 Be equipped with second solenoid valve E76, broken arch air cushion assembly E77 includes cover board E771, the broken arch air cushion E772 that is connect with cover board E771, The seat E745 being connect with broken arch air cushion E772.

The difference of powder metallurgy arch breaking apparatus and WAM arch breaking apparatus is to replace broken arch air cushion with broken arch gas nozzle E74 assembly E772, broken arch gas nozzle E74 assembly include hose coupling E741, hose coupling E741 successively with the second nut E742, rubber sheet gasket E743, filter E744, seat E745 connection.

Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities The difference of example is applied, the same or similar parts in each embodiment may refer to each other.

The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest scope of cause.

Claims

1. a kind of concrete mixing plant, it is characterised in that: including for supplying aggregate proportioning station (11), be used for transmission aggregate First conveyer (12), the powder tank (13) for storing powder, for the mixing plant of stirring, proportioning station (11) includes for depositing It stores up the storage bin (1111) of aggregate, the second conveyor (1113) for aggregate to be transported on the first conveyer (12), be used for Aggregate is poured into the material guide device (1114) on the first conveyer (12)；First conveyer (12) one end is located at material guide device (1114) under, the first conveyer (12) other end is located on mixing plant, and powder tank (13) is connect with mixing plant；Aggregate is from dispatching Stand (11) through the first conveyer (12) enter mixing plant, powder from powder tank (13) enter mixing plant, mixing plant by aggregate, Powder is mixed.

2. concrete mixing plant according to claim 1, it is characterised in that: be additionally provided with below storage bin (1111) for claiming The aggregate weighing hopper (1112) of weight, aggregate weighing hopper (1112) includes the bucket body (B1) of taper, second for drawing off aggregate Dump gate (B2), the 4th cylinder (B3), the second weighing sensor (B4) for controlling the second Dump gate (B2) open or close, 4th cylinder (B3) is connect with the second Dump gate (B2), and the second weighing sensor (B4) is connect with the 4th cylinder (B3).

3. concrete mixing plant according to claim 1 or 2, it is characterised in that: storage bin (1111) includes preventing aggregate The coaming plate A2 that falls, the Lower Hold (A1) being located under coaming plate A2, the sieve (A3) being located on coaming plate A2, Lower Hold (A1) includes for depositing The warehouse (A11) for storing up aggregate, the first Dump gate (A12) for drawing off aggregate from warehouse (A11) are used to control the first Dump gate (A12) the unrestrained limitation device for discharging of the third cylinder (A13) (A13) of open or close, control aggregate, the first Dump gate (A12), third cylinder (A13), limitation device for discharging are each provided on warehouse (A11).

4. concrete mixing plant according to claim 3, it is characterised in that: second conveyor (1113) includes the second driving Device (C1), the second transmission mechanism (C3), the second belt (C4) being located on transmission mechanism, the second transmission mechanism (C3) include using In the second upper supporting roller (C31) of carry aggregate on support second conveyor (1113) belt, support for time city the of belt Two snub pulleys (C32), the second driving device (C1) are connect with the second belt (C4).

5. concrete mixing plant according to claim 1 or 2 or 4, it is characterised in that: including main building frame (1), be set to master Agitating device (5) on building frame (1), the powder for being set to above agitating device (5) and will be fed into agitating device (5) are measured Powder metering equipment (2), be set to above agitating device (5) and by aggregate be sent into agitating device (5) transition feed bin (3), It is set to above agitating device (5) and liquid dispensing is sent into the additive device (4) of agitating device (5), is set to stirring dress The finished product dump skip (6) set below (5) and send out the finished product of stirring completion, excessive feed bin (3) are equipped with the first conveyer (12), powder metering equipment is connect with powder tank.

6. concrete mixing plant according to claim 5, it is characterised in that: powder metering equipment (2) includes that cement weighs Bucket (211), is located on cement scale hooper (211) side the cement weigher sensor (213) being located on cement scale hooper (211) in parallel Flyash scale hooper (212), be located on flyash scale hooper (212) flyash scale sensor (214), claim respectively with cement Batch box (211) and the aggregate bin (222) of flyash scale hooper (212) connection, by cement scale hooper (211) and aggregate bin (222) The first pipe (218) of connection, the second pipe (219) for connecting flyash scale hooper (212) and aggregate bin (222), cement Scale hooper (211) and flyash scale hooper (212) are detachably connected with transition feed bin (3) respectively, aggregate bin (222) and stirring Cylinder (511) is detachably connected；Powder metering equipment (2) further includes weighing for fixing cement scale hooper (211) and flyash Bucket (212) on scale hooper bracket (217), be located on cement scale hooper (211) the first vibrator (215), be located at flyash The second vibrator (216) on scale hooper (212), the first Pneumatic butterfly valve being removably mounted on first pipe (218) (220), the second Pneumatic butterfly valve (221) for being removably mounted on second pipe (219) is located on cement scale hooper (211) The first row stomata (223) of side, the second row stomata (224) being located above flyash scale hooper (212), cement scale hooper (211) and the shape of flyash scale hooper (212) is back taper, scale hooper bracket (217) be located at cement scale hooper (211) and Flyash scale hooper (212) back taper bottom.

7. concrete mixing plant according to claim 6, it is characterised in that: transition feed bin (3) include upper warehouse (311), Warehouse (312) under the taper being detachably connected with upper warehouse (311), upper warehouse (311) are equipped with the first access hole (313), by object Material is sent into the feeding port (321) of upper warehouse (311), and warehouse (312) is equipped with third vibrator (314) and the first door lifter under taper Structure, the first door-opening mechanism are located at warehouse under taper (312) bottom；First door-opening mechanism includes that four rectangular side walls are crowded around Rectangle shell (315), be located at the door closure (316) of rectangle shell (315) bottom, rectangle shell (315) is removably It is fixedly mounted on warehouse under taper (312) bottom, rectangle shell (315) is communicated with warehouse under taper (312), rectangular side walls Dismountable the first cylinder fork (318) for being fixed with the first cylinder (317), being detachably fixed connection with the first cylinder (317), The swing arm (319) being rotatably connected with the first cylinder fork (318) and swing arm (319) are detachably fixed the door rod (320) of connection, Door rod (320) is fixedly connected with door closure (316), and door rod (320) is rotatably coupled with side wall, so that the first cylinder (317) is controlled The switch of door closure (316) processed.

8. concrete mixing plant according to claim 5, it is characterised in that: additive device (4) include water tank (411), It is located at first admixture box (412) of water tank (411) side in parallel, is located at the second of the first admixture box (412) side in parallel Admixture box (413), is set the first temporary storage barrel (414) for being located at below water tank (411) and being connect by pipeline with water tank (411) The second temporary storage barrel (415) for connecting below the water tank (411) and with by the first admixture box of pipeline (412) is located at water tank (411) the third temporary storage barrel (416) connecting below and with by the second admixture box of pipeline (413), the first temporary storage barrel (414) are set There is water to claim (417), the second temporary storage barrel (415) is equipped with the first additive scale (418), and it is additional that third temporary storage barrel (416) is equipped with second Agent scale (419), the first temporary storage barrel (414), the second temporary storage barrel (415), the second temporary storage barrel (415) pass through pipeline and a mixing bowl respectively (511) it connects；Water tank (411), the first admixture box (412), the second admixture box (413) inner wall on be equipped with liquidometer peace Loading board (421) is removably secured the liquidometer (420) being mounted on liquidometer mounting plate (421), is removably mounted on liquid Probe (422) on position meter (420), liquidometer mounting plate (421) are equipped with the through-hole (423) matched with liquidometer (420), liquid Position meter (420), which is removably secured, is installed into through-hole (423), so that liquidometer (420) is fixedly mounted on liquidometer mounting plate (421) on；Water tank (411), the first admixture box (412), the second admixture box (413) are also equipped with positioned at probe (422) institute Overflow pipe (437) above the horizontal plane at place；Water claims (417), the first additive scale (418), the second additive scale (419) to wrap It includes the first weighing sensor (424), be detachably fixed the sunpender (425) and sunpender of connection with the first weighing sensor (424) (425) it is detachably fixed the oscillating bearing (426) of connection, is removably secured the pin shaft being mounted on oscillating bearing (426) (427), it is removably secured the split pin (428) being mounted on pin shaft (427), oscillating bearing (426) is removably secured peace Mounted in the sensor stand (429) being located in the first temporary storage barrel (414), the second temporary storage barrel (415) and the second temporary storage barrel (415) On.

9. concrete mixing plant described according to claim 1 or 2 or 4 or 6 or 7 or 8, it is characterised in that: the first conveyer (12) include the first belt (D4), first driving device (D1), belt supporting device (D10), the first transmission mechanism (D3), first Transmission mechanism (D3) includes being used to support the first upper supporting roller (D31) of carried aggregate on the first conveyer (12) belt, being used for The first snub pulley (D32) of city support belt is returned, first driving device (D1) is connect with the first belt (D4), belt supporting device (D10) it is located at one end of the first belt (D4) connection mixing plant.

10. concrete mixing plant according to claim 9, it is characterised in that: powder tank (13) includes for storing powder Middle part warehouse (E1), middle part warehouse (E1) are equipped with the top storehouse (E2) that lid closes middle part warehouse (E1), and top storehouse (E2) is equipped with dedusting Device (E3) and pressure safety valve (E4), top storehouse (E2) top are equipped with top guardrail (E5), and middle part warehouse (E1) has chassis body (E6), chassis body (E6) has the arch breaking apparatus (E7) for making uniform blanking, and arch breaking apparatus (E7) has Hand-operated butterfly valve (E8), Hand-operated butterfly valve (E8) has connecting tube, and connecting tube is connect with cement scale hooper or flyash scale hooper, and middle part warehouse (E1) is other Equipped with feed pipe (E9), feed pipe (E9) is equipped with level-sensing device (E10).