CN105668180A - Automatic feeding system of dinas materials for concrete - Google Patents

Automatic feeding system of dinas materials for concrete Download PDF

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Publication number
CN105668180A
CN105668180A CN201610136612.2A CN201610136612A CN105668180A CN 105668180 A CN105668180 A CN 105668180A CN 201610136612 A CN201610136612 A CN 201610136612A CN 105668180 A CN105668180 A CN 105668180A
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CN
China
Prior art keywords
sand material
feeding
valve plate
belt
lifting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610136612.2A
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Chinese (zh)
Other versions
CN105668180B (en
Inventor
叶伟然
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Keyuan Automatic Equipment Co Ltd
Original Assignee
Huzhou Zhongchen Construction Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huzhou Zhongchen Construction Co Ltd filed Critical Huzhou Zhongchen Construction Co Ltd
Priority to CN201710687504.9A priority Critical patent/CN107283636B/en
Priority to CN201610136612.2A priority patent/CN105668180B/en
Publication of CN105668180A publication Critical patent/CN105668180A/en
Application granted granted Critical
Publication of CN105668180B publication Critical patent/CN105668180B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G37/00Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/0481Plant for proportioning, supplying or batching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00Magnetic separation
    • B03C1/02Magnetic separation acting directly on the substance being separated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07BSEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/04Stationary flat screens
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/0404Proportioning
    • B28C7/0418Proportioning control systems therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/0422Weighing predetermined amounts of ingredients, e.g. for consecutive delivery
    • B28C7/0431Weighing predetermined amounts of ingredients, e.g. for consecutive delivery using a weighing belt or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/06Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
    • B28C7/068Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors having means to elevate or hoist a charging-bin or container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/14Supply means incorporated in, or mounted on, mixers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/04Bulk
    • B65G2201/045Sand, soil and mineral ore

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)

Abstract

The invention discloses an automatic feeding system of dinas materials for concrete. The system comprises a feeding car, a temporary storage bin, a weighing device, a remote belt conveyor, a lifting unit, a storage bin, a separation valve, concrete stirrers and a control unit; the feeding car is positioned rightly above the temporary storage bin for continuously pouring the dinas materials into the temporary storage bin; the weighing device is positioned on the side surface of the temporary storage bin; the remote belt conveyor bears the dinas materials on the weighing device, and feeds the dinas materials into the lifting unit; the lifting unit lifts the dinas materials into the storage bin; and the lower part of the storage bin is connected with the separation valve through a pipeline. The automatic feeding system feeds the screened dinas materials into the dinas storage bin through a remote conveying belt, feeds the dinas materials into different concrete stirrers through the separation valve, realizes feeding of the multiple stirrers, largely promotes the feeding efficiency, and can save the operation cost.

Description

A kind of automatic feeding system of the reinforcement of concrete sand material
Technical field:
The present invention relates to technical field of concrete production, be specifically related to the automatic feeding system of a kind of the reinforcement of concrete sand material.
Background technology:
Sandstone aggregate is the general designation of the materials such as architectural engineering medium sand, cobble, rubble, block stone, work stone, it is concrete mainly comprise one of material, act primarily as skeleton function and reduce owing to Binder Materials is condensing in hardening process the change in volume caused by drying shrinkage bulking, simultaneously also as the cheap inserts of Binder Materials. The particle diameter aggregate more than 5mm is called coarse aggregate, and the stone that namely we often say, the particle diameter aggregate less than 5mm is called fine aggregate, is also called sand. Sand material is the primary building material of the structures such as concrete and heap stone-laying in architectural engineering.
At present, in concrete production industry, the supply process of major part medium-sized and small enterprises sand material is also dependent on artificial hand section and carries out feeding and feeding management, feeding personnel calculate the operating weight of each sand material according to the single work of feeding, and by haulage vehicle, sand material delivered to concrete production scene, this process operation is complicated, feeding amount is difficult to meet continuous print concrete production demand, and not only work efficiency is low, also can cause the increase of haulage vehicle cost.
Summary of the invention:
The purpose of the present invention is aiming at the deficiency of prior art, and the automatic feeding system of a kind of the reinforcement of concrete sand material is provided, sand material after screening is sent into sand material storage silo by long distance delivery band by this automatic feeding system, and send in different truck mixers by material distributing valve goalkeeper's sand material, realize the feeding to multiple agitators simultaneously, not only feeding efficiency is substantially improved, moreover it is possible to save operating cost.
The technology solution of the present invention is as follows:
A kind of automatic feeding system of the reinforcement of concrete sand material, feeding trolley, temporary storing bin, meausring apparatus, long belt conveyor, lift unit, storage silo, powder valve, truck mixer and control unit, feeding trolley is positioned at the surface of temporary storing bin, constantly sand material is poured in temporary storing bin, temporary storing bin is positioned at underground, temporary storing bin is the structure surrounded by striker plate, meausring apparatus is positioned at temporary storing bin side, long belt conveyor is accepted the sand material on meausring apparatus and sand material is sent into lift unit, sand material is promoted in storage silo by lift unit, the bottom of storage silo is connected to sub-material valve by pipeline, sub-material valve has three sub-material outlets, three sub-material outlets are communicated to three truck mixers by pneumatic line, striker plate is provided with opening, the upside of opening is fixed with permanent magnetic plate, the downside of opening is fixed with screen cloth, continuous feeding along with feeding trolley, sand material constantly can add up the height to opening in temporary storing bin, sand material can overflow from opening and fall screen cloth under gravity, the metal impurities adulterated in sand material can be removed by permanent magnetic plate, sand material is filtered by screen cloth, oversize sand material is rejected.
Lift unit is bucket elevator, including lifting motor, lifting wheel and lifting chain, lifting motor drives lifting wheel to rotate, lifting chain is set on lifting wheel, and lifting chain is fixedly connected with lifting hopper, and it is square for promoting hopper cross section, the lifting load promoting hopper is 200-300kg, promoting hopper and have multiple, multiple lifting hoppers are evenly distributed on lifting chain, and the material promoting hopper is rustless steel.
Storage silo includes cylindrical body and tubaeform charging aperture, and the height of the cylindrical body of storage silo is 4-5 rice, and the diameter of cylindrical body is 1.6 meters, and storage silo is supported on ground by silo support, and ground has the building foundation of fixing silo support.
Feeding trolley includes fixing on the ground and extend to the feeding track above temporary storing bin and is positioned at the feeding car body above feeding track, the corner, bottom of feeding car body is provided with four road wheels, feeding track is two, feeding track is provided with groove, the road wheel of feeding car body is accommodated in the groove of feeding track, feeding vehicle body upper portion is peristome, bottom is airtight unlatching valve plate, peristome centre position is fixed with connecting rod, connecting rod is connected to telescopic cylinder, the other end of telescopic cylinder is connected with opening valve plate, open valve plate and include the first valve plate and the second valve plate, first valve plate and the second valve plate are hinged by jointed shaft, feeding lower car body is additionally provided with stuck part with opening valve plate corner correspondence position, when telescopic cylinder shrinks, the first valve plate and the second valve plate of opening valve plate become V-type shape, sand material drops out, when telescopic cylinder extends, the first valve plate and the second valve plate of opening valve plate become tabular, and the part that is stuck fixes, sand material is stored in feeding trolley.
Belt conveyer scale includes weighing support, belt and belt wheel, and belt is wound around belt wheel, and belt is the balata belt with rib, is additionally provided with regulating wheel between two belt wheels, weighs the superposed part of support back-up belt.
Weigh support and include U-shaped seat, U-shaped seat is provided with the first floor, the second floor, trislab and the 4th floor, the first sidepiece installation portion is formed between first floor and trislab, the second sidepiece installation portion is formed between second floor and the 4th floor, horizontal mounting portion is formed between trislab and the 4th floor, first sidepiece installation portion and the second sidepiece installation portion are mounted on lateral support roller, horizontal mounting portion is provided with horizontal support rollers by rotating shaft, lateral support roller and horizontal support rollers are provided with weight sensor.
The beneficial effects of the present invention is:
Sand material after screening is sent into sand material storage silo by long distance delivery band by this automatic feeding system, and send in different truck mixers by material distributing valve goalkeeper's sand material, realize the feeding to multiple agitators simultaneously, not only feeding efficiency is substantially improved, moreover it is possible to save operating cost.
Accompanying drawing illustrates:
The following drawings is only intended to, in the present invention being schematically illustrated and explaining, not delimit the scope of the invention. Wherein:
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of feeding trolley;
Fig. 3 is the structural representation of belt conveyer scale;
Fig. 4 is the structural representation weighing frame.
Detailed description of the invention:
As shown in Figure 1, the automatic feeding system of the reinforcement of concrete sand material includes feeding trolley 1, temporary storing bin, meausring apparatus 4, long belt conveyor 3, lift unit 5, storage silo 6, powder valve 7, truck mixer and control unit 40, feeding trolley 1 is positioned at the surface of temporary storing bin, constantly sand material is poured in temporary storing bin, temporary storing bin is positioned at underground, temporary storing bin is the structure surrounded by striker plate 21, meausring apparatus 4 is positioned at temporary storing bin side, long belt conveyor 3 is accepted the sand material on meausring apparatus 4 and sand material is sent into lift unit 5, sand material is promoted in storage silo 6 by lift unit 5, the bottom of storage silo 6 is connected to sub-material valve 7 by pipeline, sub-material valve 7 has three sub-material outlets, three sub-material outlets are communicated to three truck mixers 81 by pneumatic line, 82, 83, meausring apparatus 4 and sub-material valve 7 all electrically connect with control unit.
Striker plate 21 is provided with opening 22, the upside of opening 22 is fixed with permanent magnetic plate 23, the downside of opening 22 is fixed with screen cloth 24, continuous feeding along with feeding trolley 1, sand material constantly can add up the height to opening 22 in temporary storing bin, and sand material can overflow from opening 22 and fall screen cloth 24 under gravity, and the metal impurities adulterated in sand material can be removed by permanent magnetic plate 23, sand material is filtered by screen cloth 24, is rejected by oversize sand material.
Lift unit 5 is bucket elevator 5, including lifting motor, lifting wheel 52 and lifting chain 51, lifting motor drives lifting wheel 52 to rotate, lifting chain 51 is set on lifting wheel 52, and lifting chain 51 is fixedly connected with lifting hopper 53, and it is square for promoting hopper 53 cross section, the lifting load promoting hopper is 200-300kg, promoting hopper 53 and have multiple, multiple lifting hoppers 53 are evenly distributed on lifting chain 51, and the material promoting hopper 53 is rustless steel.
Storage silo 6 includes cylindrical body and tubaeform charging aperture, and the height of the cylindrical body of storage silo 6 is 4-5 rice, and the diameter of cylindrical body is 1.6 meters, and storage silo 6 is supported on ground by silo support, and ground has the building foundation of fixing silo support.
As shown in Figure 2, feeding trolley 1 includes fixing on the ground and extend to the feeding track 11 above temporary storing bin and is positioned at the feeding car body 13 above feeding track 11, the corner, bottom of feeding car body 13 is provided with four road wheels 131, feeding track 11 is two, feeding track 11 is provided with groove, the road wheel 131 of feeding car body is accommodated in the groove of feeding track 11, feeding car body 13 top is peristome, bottom is airtight unlatching valve plate, peristome centre position is fixed with connecting rod 132, connecting rod 132 is connected to telescopic cylinder 133, the other end of telescopic cylinder 133 is connected with opening valve plate, open valve plate and include the first valve plate 123 and the second valve plate 124, first valve plate 123 and the second valve plate 124 are hinged by jointed shaft 122, feeding car body 13 bottom is additionally provided with stuck part 121 with opening valve plate corner correspondence position, when telescopic cylinder 133 shrinks, open 124 one-tenth V-type shapes of the first valve plate 123 and the second valve plate of valve plate, sand material drops out, when telescopic cylinder 133 extends, open 124 one-tenth tabulars of the first valve plate 123 and the second valve plate of valve plate, and the part 121 that is stuck is fixing, sand material is stored in feeding trolley.
As shown in Figure 3-4, belt conveyer scale includes weighing support 43, belt 44 and belt wheel 42, and belt 44 is wound around belt wheel 42, and belt 44 is the balata belt with rib, it is additionally provided with regulating wheel 41 between two belt wheels 42, weighs the superposed part of support 43 back-up belt 44.
Weigh support 43 and include U-shaped seat 435, U-shaped seat 435 is provided with the first floor 431, second floor 432, trislab 433 and the 4th floor 434, the first sidepiece installation portion is formed between first floor 431 and trislab 433, the second sidepiece installation portion is formed between second floor 432 and the 4th floor 434, horizontal mounting portion is formed between trislab 433 and the 4th floor 434, first sidepiece installation portion and the second sidepiece installation portion are mounted on lateral support roller 438, horizontal mounting portion is provided with horizontal support rollers 437 by rotating shaft 436, lateral support roller 438 and horizontal support rollers 437 are provided with weight sensor.
Described embodiment is in order to the illustrative present invention, not for the restriction present invention. Described embodiment all under the spirit and category of the present invention, can be modified, therefore the scope of the present invention by any those skilled in the art, should as listed by the claim of the present invention.

Claims (7)

1. the automatic feeding system of a reinforcement of concrete sand material, it is characterized in that, including feeding trolley (1), temporary storing bin, meausring apparatus (4), long belt conveyor (3), lift unit (5), storage silo (6), sub-material valve (7), truck mixer and control unit, feeding trolley (1) is positioned at the surface of temporary storing bin, constantly sand material is poured in temporary storing bin, temporary storing bin is positioned at underground, temporary storing bin is the structure surrounded by striker plate (21), meausring apparatus (4) is positioned at temporary storing bin side, long belt conveyor (3) is accepted the sand material on meausring apparatus (4) and sand material is sent into lift unit (5), sand material is promoted in storage silo (6) by lift unit (5), the bottom of storage silo (6) is connected to sub-material valve (7) by pipeline, sub-material valve (7) has three sub-material outlets, three sub-material outlets are communicated to three truck mixers (81 by pneumatic line, 82, 83), meausring apparatus (4) and sub-material valve 7 all electrically connect with control unit.
2. the automatic feeding system of the reinforcement of concrete sand material according to claim 1, it is characterized in that: striker plate (21) is provided with opening (22), the upside of opening (22) is fixed with permanent magnetic plate (23), the downside of opening (22) is fixed with screen cloth (24), continuous feeding along with feeding trolley (1), sand material constantly can add up the height to opening (22) in temporary storing bin, sand material can overflow and the screen cloth that falls (24) from opening (22) under gravity, the metal impurities adulterated in sand material can be removed by permanent magnetic plate (23), sand material is filtered by screen cloth (24), oversize sand material is rejected.
3. the automatic feeding system of the reinforcement of concrete sand material according to claim 1, it is characterized in that: lift unit (5) is bucket elevator (5), including lifting motor, lifting wheel (52) and lifting chain (51), lifting motor drives lifting wheel (52) to rotate, lifting chain (51) is set on lifting wheel (52), lifting chain (51) is fixedly connected with lifting hopper (53), it is square for promoting hopper (53) cross section, the lifting load promoting hopper is 200-300kg, promote hopper (53) and have multiple, multiple lifting hoppers (53) are evenly distributed on lifting chain (51), the material promoting hopper (53) is rustless steel.
4. the automatic feeding system of the reinforcement of concrete sand material according to claim 1, it is characterized in that: storage silo (6) includes cylindrical body and tubaeform charging aperture, the height of the cylindrical body of storage silo (6) is 4-5 rice, the diameter of cylindrical body is 1.6 meters, storage silo (6) is supported on ground by silo support, and ground has the building foundation of fixing silo support.
5. the automatic feeding system of the reinforcement of concrete sand material according to claim 1, it is characterized in that: feeding trolley (1) includes the feeding track (11) fixing on the ground and extending to above temporary storing bin and the feeding car body (13) being positioned at feeding track (11) top, the corner, bottom of feeding car body (13) is provided with four road wheels (131), feeding track (11) is two, feeding track is provided with groove on (11), the road wheel (131) of feeding car body is accommodated in the groove of feeding track (11), feeding car body (13) top is peristome, bottom is airtight unlatching valve plate, peristome centre position is fixed with connecting rod (132), connecting rod (132) is connected to telescopic cylinder (133), the other end of telescopic cylinder (133) is connected with opening valve plate, open valve plate and include the first valve plate (123) and the second valve plate (124), first valve plate (123) and the second valve plate (124) are hinged by jointed shaft (122), feeding car body (13) bottom is additionally provided with stuck part (121) with opening valve plate corner correspondence position, when telescopic cylinder (133) shrinks, the first valve plate (123) opening valve plate becomes V-type shape with the second valve plate (124), sand material drops out, when telescopic cylinder 133 extends, the first valve plate 123 opening valve plate becomes tabular with the second valve plate (124), and the part that is stuck (121) is fixing, sand material is stored in feeding trolley.
6. the automatic feeding system of the reinforcement of concrete sand material according to claim 1, it is characterized in that: belt conveyer scale includes weighing support (43), belt (44) and belt wheel (42), belt (44) is wound around belt wheel (42), belt (44) is the balata belt with rib, it is additionally provided with regulating wheel (41) between two belt wheels (42), weighs support (43) back-up belt (44) superposed part.
7. the automatic feeding system of the reinforcement of concrete sand material according to claim 6, it is characterized in that: weigh support (43) and include U-shaped seat (435), U-shaped seat (435) is provided with the first floor (431), second floor (432), trislab (433) and the 4th floor (434), the first sidepiece installation portion is formed between first floor (431) and trislab (433), the second sidepiece installation portion is formed between second floor (432) and the 4th floor (434), horizontal mounting portion is formed between trislab (433) and the 4th floor (434), first sidepiece installation portion and the second sidepiece installation portion are mounted on lateral support roller (438), horizontal mounting portion is provided with horizontal support rollers (437) by rotating shaft (436), lateral support roller (438) and horizontal support rollers (437) are provided with weight sensor.
CN201610136612.2A 2016-03-10 2016-03-10 A kind of automatic feeding system of Sand for Concrete building stones Active CN105668180B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201710687504.9A CN107283636B (en) 2016-03-10 2016-03-10 Automatic metering and feeding system of sand and stone material multi-stirrer for concrete
CN201610136612.2A CN105668180B (en) 2016-03-10 2016-03-10 A kind of automatic feeding system of Sand for Concrete building stones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610136612.2A CN105668180B (en) 2016-03-10 2016-03-10 A kind of automatic feeding system of Sand for Concrete building stones

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201710687504.9A Division CN107283636B (en) 2016-03-10 2016-03-10 Automatic metering and feeding system of sand and stone material multi-stirrer for concrete

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CN105668180A true CN105668180A (en) 2016-06-15
CN105668180B CN105668180B (en) 2017-11-10

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CN201610136612.2A Active CN105668180B (en) 2016-03-10 2016-03-10 A kind of automatic feeding system of Sand for Concrete building stones

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CN107825586B (en) * 2017-11-24 2023-11-24 重庆市三真建材有限公司 Novel horizontal stirring device
CN110216797A (en) * 2019-05-05 2019-09-10 石铁英 A kind of weighing feeding system of commerical ready-mixed concrete
CN112405873B (en) * 2020-10-29 2021-12-07 海南恒宝混凝土工程有限公司 Concrete production is with reinforced mechanism

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CN104265361A (en) * 2014-09-17 2015-01-07 扬州市江隆矿业设备有限公司 Automatic feeding and dust removing integrating equipment of concrete pump for mine
CN204475115U (en) * 2015-01-28 2015-07-15 四川人杰筑路机械有限公司 A kind of asphalt mixing plant with heat exchanger
CN205471315U (en) * 2016-03-10 2016-08-17 湖州中辰建设有限公司 Autoloading system of grit material for concrete

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