CN109531827B - Setting method of premixed concrete mixing production system - Google Patents
Setting method of premixed concrete mixing production system Download PDFInfo
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- CN109531827B CN109531827B CN201811366477.6A CN201811366477A CN109531827B CN 109531827 B CN109531827 B CN 109531827B CN 201811366477 A CN201811366477 A CN 201811366477A CN 109531827 B CN109531827 B CN 109531827B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
- B28C9/02—General arrangement or layout of plant for producing mixtures of clay or cement with other materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling 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
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0422—Weighing predetermined amounts of ingredients, e.g. for consecutive delivery
- B28C7/044—Weighing mechanisms specially adapted therefor; Weighing containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/067—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of stationary hoppers, chambers or bins from which the material is fed gravitationally, e.g. having agitating means therein
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling 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
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/122—Supplying or proportioning liquid ingredients by means of a measuring chamber, e.g. container
Abstract
The invention relates to a setting method of a premixed concrete mixing production system, which comprises the following steps: 1) designing a premixed concrete mixing production system; 2) arranging a collecting and conveying device; 3) arranging an aggregate bin; 4) a powder conveying device is arranged; 5) arranging a pre-feeding hopper; 6) a water and additive premixing device is arranged; 7) the premixed concrete discharging device is arranged. The invention has the beneficial effects that: the aggregate conveying device is convenient to install on site, high in aggregate conveying efficiency and capable of effectively reducing pollution to the external environment in the aggregate conveying process; the assembled ladder stand is convenient to assemble on site and good in stability, and the elevation of the ladder stand can be dynamically adjusted according to the elevation requirement; the aggregate bin is convenient to install on site, has good integrity, high aggregate removal efficiency and easy on-site sampling; the powder conveying device has the advantages of high weight test precision, convenient opening and closing port control, easy air pipe installation and capability of effectively improving the safety and the utilization efficiency of the structure.
Description
Technical Field
The invention relates to a setting method of a premixed concrete mixing production system, belongs to the field of building construction engineering, and is suitable for construction engineering of the premixed concrete mixing production system.
Background
With the development and maturity of market economy and the improvement of the bidding degree of the building industry, the building industry gradually develops to a higher level and the requirement on the building quality is higher and higher. The quality of concrete mixing production directly relates to the quality of buildings, and influences the safety of production and life of people. For enterprises producing concrete, technical optimization needs to be carried out on a concrete mixing production system, the operation efficiency of machinery is improved, and the influence on the external environment is reduced.
In the prior art, a concrete mixing production system mainly comprises a material storage system, a metering system, a control system, a conveying system, a liquid supply system, a pneumatic system, a stirring system, a main building frame, a control room, a dust removal system and the like, and is used for completing the work of storing, metering, conveying, stirring, discharging and the like of a concrete raw material. The concrete mixing production system meets the requirement of concrete production capacity, but has the advantages of improvement in aggregate conveying efficiency, accurate control of concrete raw materials, reduction in environmental pollution, efficient collection of waste materials and the like.
In summary, although the existing concrete mixing production system has better construction effect under proper working conditions, the existing concrete mixing production system has defects in the aspects of production system design, environmental protection, cost reduction and the like. In view of this, in order to effectively improve the on-site preparation efficiency and precision and reduce environmental pollution, the invention of the setting method of the ready-mixed concrete mixing production system, which can not only improve the control precision of the production system, but also improve the concrete mixing quality and reduce the environmental pollution, is urgently needed.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the setting method of the premixed concrete mixing production system, which can improve the control precision of the production system, improve the concrete mixing quality and reduce the environmental pollution.
The setting method of the ready-mixed concrete mixing production system comprises the following steps:
1) designing a premixed concrete mixing production system: according to the mixing production requirement of the premixed concrete, respectively determining the positions and the sizes of a batching conveyor belt, an aggregate bin, a charging powder tank, a pre-charging hopper, a first water scale hopper, a second water scale hopper, a first additive scale hopper, a second additive scale hopper and a concrete storage bin;
2) the aggregate conveying device is provided with: arranging a lower support column and an upper support column at the position of the batching conveyor belt, and arranging an assembled ladder stand at the outer side of the batching conveyor belt; a leaked material recovery belt and a supporting beam are arranged between two rows of upper supporting columns opposite to each other in a mirror image manner; the upper part of the supporting beam is provided with a side limiting rod, a middle limiting rod and a baffle supporting rod, the side limiting rod is provided with a positioning bolt, and the upper part of the baffle supporting rod is provided with a side baffle connected with the batching conveyor belt; a side rotating shaft is arranged between the side limiting rods and the middle limiting rod, and a middle rotating shaft is arranged between the opposite middle limiting rods; a bottom flushing pipe is arranged on the lower surface of the supporting beam; the lateral rotating shaft and the middle rotating shaft are both connected with the ingredient conveying belt;
3) the aggregate bin is arranged: a bin support column is arranged on a support frame beam at the position of the aggregate bin; a sliding sampling pipe and a surface vibrator are arranged on the outer side wall of the aggregate bin, and a pressure measuring sensor is arranged on the inner side wall of the aggregate bin; hoisting the aggregate bin to a set position, arranging a transverse hoop beam between the aggregate bin and a bin support column, arranging an anchor ear plate between the transverse hoop beam and the bin support column, and fastening the anchor ear plate through anchor ear bolts; a reinforcing angle rib is arranged between the transverse hoop beam and the hoop ear plate;
4) the powder conveying device is provided with: a powder tank supporting column is arranged on a supporting frame beam at the position of the charging powder tank, and an opening and closing limiting cross rod, a fan hanging plate and a lower connecting body are arranged on the side, facing the charging powder tank, of the supporting frame beam; the outer side of the charging powder tank is provided with an annular hoop plate, the lower part of the charging powder tank is provided with a powder tank discharge port, the bottom of the charging powder tank is connected with a powder recovery pipe, and the side wall of the charging powder tank is provided with a powder extraction pipe and an upper connecting body; a reinforcing angle rib is arranged between the annular hoop plate and the support column hoop, and the hoop ear plates on the support column hoop are connected through hoop bolts; a weighing sensor is arranged between the upper connecting body and the lower connecting body; the two ends of the opening and closing control plate are provided with numerical control jacks, and the bottom of the opening and closing control plate is connected with the guide steel body; the numerical control jack and the guide steel body are both connected with the opening and closing limiting vertical rod; the discharge port of the powder tank is connected with a discharge channel, and the lower part of the discharge channel is provided with a connecting air pipe; connecting the connecting air pipe with an air blowing channel in sequence, connecting the air blowing channel with a fan, arranging a fan base at the bottom of the fan, and connecting the fan base with a supporting frame beam through a fan supporting plate and a fan hanging plate; the discharge channel and the powder recovery pipe are connected with the pre-feeding hopper, and the position of the pre-feeding hopper is limited by the mixing bin supporting beam;
5) the pre-feeding hopper is provided with: fixing the pre-feeding hopper and the dust storage bin according to the bearing requirement; a sliding sampling pipe and a surface vibrator are arranged on the outer side wall of the pre-feeding hopper, a bin plate door is arranged at the bottom of the pre-feeding hopper, and the top of the pre-feeding hopper is connected with a dust removal pipe; a silencing pipe is arranged at the joint of the dust removing pipe and the fan communicating pipe and is connected with the dust removing pipe through a connecting bolt; a dust removal fan is arranged in the fan communicating pipe and is connected with a dust remover; a dust storage bin is arranged at the lower part of the dust remover, and a fan platform and a platform inclined strut are arranged on the side wall of the dust storage bin; a fan bracket is arranged between the fan platform and the dust removal fan; an antistatic layer is arranged on the inner side wall of the dust removal pipe;
6) the water and additive premixing device is arranged as follows: respectively connecting the first water scale hopper, the first additive scale hopper, the second additive scale hopper and the second water scale hopper through a second water connecting pipe, a first additive connecting pipe and a second additive connecting pipe; a first water connecting pipe is arranged at the bottom of the second water weighing hopper; a first control valve, a second control valve, a fourth control valve and a third control valve are respectively arranged on the first water connecting pipe, the second additive connecting pipe and the first additive connecting pipe; a water level sensor is arranged in the second water scale hopper, and a stress sensor is arranged on a bearing cross beam between the second water scale hopper and the bearing upright post;
7) the premixed concrete discharging device is provided with: after the aggregate and the powder are uniformly mixed, adding a proper amount of water and an additive, mixing to form premixed concrete, and storing the premixed concrete in a storage bin; the discharge hopper at the lower part of the storage bin is connected with a clear water pipe, and a water pipe switch is arranged on the clear water pipe; a bin plate door and a limiting end plate are arranged at the opening of the discharge hopper, a surface vibrator is arranged on the outer side wall of the discharge hopper, and the limiting end plate is connected with the material port connecting plate; one end of the material port connecting plate is connected with the material guide groove plate through the groove plate connecting plate, and the other end of the material port connecting plate is connected with the push-pull cross rod through the push-pull upright rod; the push-pull cross rod is connected with the connecting cross rod through the connecting vertical rod, and the connecting cross rod is connected with the supporting vertical rod; the supporting upright stanchion and the storage bin are both connected with the bearing beam.
Preferably, the method comprises the following steps: step 2) the assembled ladder stand consists of a ladder beam and a step plate, and is arranged on the outer sides of the upper support column and the ingredient conveying belt; the lower surface of the ladder beam is connected with the ladder beam support column; arranging a concrete pier in foundation soil, and arranging a connecting anchor bar in the concrete pier; and a position correcting platform plate, a position correcting support column and a connecting bottom plate are arranged between the concrete pier and the ladder beam support column, and the connecting bottom plate is firmly connected with the connecting anchor bars.
Preferably, the method comprises the following steps: step 4), the numerical control jacks at the two ends of the opening and closing control plate are synchronously controlled by hydraulic pressure; the discharging channel is parallel to the blowing channel, the connecting air pipe is arranged along the vertical direction, and the joint of the connecting air pipe and the discharging channel is provided with an air pipe sealing plate hinge.
Preferably, the method comprises the following steps: step 3) and step 5) the sliding sampling tube penetrates through the inside of the sliding hoop, the sliding sampling tube comprises an insertion tube section and a closed tube section, and a closed cover plate is arranged on the closed tube section; the sliding hoop is connected with the aggregate bin or the pre-feeding hopper through the hoop limiting rib, and the water content is tested by sampling through the sliding sampling tube.
Preferably, the method comprises the following steps: and 7) controlling the water pipe switch and the push-pull cross rod through central control software, flushing waste on the inner side of the hopper through water flowing through a clear water pipe, enabling the waste to sequentially pass through the guide chute plate and the calandria connecting section, and enabling the waste to enter the residual material discharge pipe.
The invention has the beneficial effects that:
(1) the aggregate conveying device is convenient to install on site, high in aggregate conveying efficiency and capable of effectively reducing pollution to the external environment in the aggregate conveying process.
(2) The assembled ladder stand is convenient to assemble on site and good in stability, and the elevation of the ladder stand can be dynamically adjusted according to the elevation requirement.
(3) The aggregate bin is convenient to install on site, good in integrity, high in aggregate removal efficiency and easy to sample on site.
(4) The powder conveying device has the advantages of high weight test precision, convenient opening and closing port control, easy air pipe installation and capability of effectively improving the safety and the utilization efficiency of the structure.
(5) The pre-feeding hopper has the advantages of convenient field sampling, good dust removal effect and effective prevention and control of static electricity.
(6) The water and additive premixing device has the advantages of high control precision on water and additives, convenience in field assembly and small occupied area.
(7) The premixed concrete discharging device is convenient to discharge, can flush the discharging hopper through the clear water pipe, and can recycle redundant waste materials through the guide chute plate, so that the pollution of discharging concrete to the environment is greatly reduced.
Drawings
FIG. 1 is a flow diagram of a ready mix concrete mix production system configuration of the present invention;
FIG. 2 is a cross-sectional view of the aggregate transfer device;
FIG. 3 is a cross-sectional view of the assembled ladder structure of FIG. 2;
FIG. 4 is a sectional view of an aggregate bin structure;
FIG. 5 is a schematic cross-sectional view of a powder conveying apparatus;
FIG. 6 is a schematic illustration of a pre-hopper configuration;
FIG. 7 is a schematic view of a water and admixture pre-mixing apparatus;
FIG. 8 is a schematic view of a ready mixed concrete discharging apparatus.
Description of reference numerals: 1-ingredient conveying belt; 2-aggregate storage bin; 3-a powder charging tank; 4-pre-feeding hopper; 5-a first water scale hopper; 6-a second water weighing hopper; 7-a first admixture weighing hopper; 8-second external additive weighing hopper; 9-a storage bin; 10-lower support columns; 11-upper support columns; 12-a fabricated ladder stand; 13-a leaked material recovery belt; 14-a supporting beam; 15-side limiting rod; 16-a middle stop lever; 17-a baffle support bar; 18-positioning bolts; 19-side axis of rotation; 20-intermediate rotating shaft; 21-bottom flushing pipe; 22-supporting the frame beam; 23-bin support columns; 24-slipping the sampling tube; 25-surface vibrator; 26-a pressure sensor; 27-transverse hoop beam; 28-hoop ear plates; 29-anchor bolt; 30-reinforcing corner ribs; 31-powder tank bracing column; 32-opening and closing limit cross bar; 33-hanging the fan; 34-a lower connector; 35-annular hoop plate; 36-powder tank discharge port; 37-powder recovery pipe; 38-powder extraction tube; 39-upper linker; 40-support column hoops; 41-residual material discharge pipe; 42-a load cell; 43-a closed control panel; 44-numerical control jack; 45-guiding the steel body; 46-opening and closing limit upright stanchion; 47-a discharge channel; 48-connecting an air pipe; 49-blowing channels; 50-a fan; 51-a fan base; 52-fan supporting plate; 53-calandria connecting section; 54-dust storage; 55-bin plate door; 56-a dust removal pipe; 57-fan communicating pipe; 58-a silencing tube; 59-connecting bolt; 60-a dust removal fan; 61-a dust remover; 62-a fan platform; 63-platform diagonal bracing; 64-a fan support; 65-a closed tube section; 66-a closure flap; 67-ferrule limit ribs; 68-material guiding groove plate; 69-a second water connection pipe; 70-a second additive take-over; 71-inserting a tube section; 72-first additive connecting pipe; 73-a first water connection; 74-first control valve; 75-a second control valve; 76-a fourth control valve; 77-a third control valve; 78-water level sensor; 79-load bearing upright; 80-a load-bearing beam; 81-stress sensor; 82-side baffle; 83-a discharge hopper; 84-a clean water pipe; 85-water pipe switch; 86-a limiting end plate; 87-material port connecting plate; 88-a channel plate connection plate; 89-air duct sealing plate loose leaves; 90-push-pull vertical rods; 91-push-pull cross bar; 92-connecting the vertical rod; 93-connecting cross bars; 94-ladder beam; 95-step plate; 96-ladder beam bracing columns; 97-foundation soil; 98-concrete piers; 99-connecting anchor bars; 100-aligning a platform plate; 101-correcting a bracing column; 102-a connection backplane; 103-a sliding ferrule; 104-supporting the mixing bin; 105-an antistatic layer; 106-supporting uprights.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Referring to fig. 1, the setting method of the ready-mixed concrete mixing production system includes the following setting steps:
1) designing a premixed concrete mixing production system: according to the mixing production requirement of the ready-mixed concrete, the positions and the sizes of a batching conveyor belt 1, an aggregate bin 2, a charging powder tank 3, a pre-charging hopper 4, a first water scale hopper 5, a second water scale hopper 6, a first additive scale hopper 7, a second additive scale hopper 8 and a concrete storage bin 9 are respectively determined;
2) the aggregate conveying device is provided with: a lower supporting column 10 and an upper supporting column 11 are arranged at the position of the batching conveyor belt 1, and an assembled ladder stand 12 is arranged at the outer side of the batching conveyor belt 1; a leaked material recovery belt 13 and a supporting beam 14 are arranged between two rows of upper supporting columns 11 which are opposite in mirror image; a side limiting rod 15, a middle limiting rod 16 and a baffle supporting rod 17 are arranged at the upper part of the supporting beam 14, a positioning bolt 18 is arranged on the side limiting rod 15, and a side baffle 82 connected with the ingredient conveying belt 1 is arranged at the upper part of the baffle supporting rod 17; a lateral rotating shaft 19 is arranged between the lateral limiting rod 15 and the middle limiting rod 16, and a middle rotating shaft 20 is arranged between the opposite middle limiting rods 16; a bottom flushing pipe 21 is arranged on the lower surface of the supporting beam 14; the lateral rotating shaft 19 and the middle rotating shaft 20 are connected with the ingredient conveying belt 1;
3) aggregate bin 2 sets up: a bin support column 23 is arranged on a support frame beam 22 at the position of the aggregate bin 2; a sliding sampling pipe 24 and a surface vibrator 25 are arranged on the outer side wall of the aggregate bin 2, and a pressure measuring sensor 26 is arranged on the inner side wall; hoisting the aggregate bin 2 to a set position, arranging a transverse hoop beam 27 between the aggregate bin 2 and the bin support column 23, arranging an anchor ear plate 28 between the transverse hoop beam 27 and the bin support column 23, and fastening the anchor ear plate 28 through an anchor ear bolt 29; a reinforcing angle rib 30 is arranged between the transverse hoop beam 27 and the hoop ear plate 28;
4) the powder conveying device is provided with: a powder tank supporting column 31 is arranged on the supporting frame beam 22 at the position of the charging powder tank 3, and a starting and closing limiting cross rod 32, a fan hanging plate 33 and a lower connecting body 34 are arranged on the side, facing the charging powder tank 3, of the supporting frame beam 22; the outer side of the charging powder tank 3 is provided with an annular hoop plate 35, the lower part is provided with a powder tank discharge port 36, the bottom is connected with a powder recovery pipe 37, and the side wall is provided with a powder extraction pipe 38 and an upper connecting body 39; a reinforcing angle rib 30 is arranged between the annular hoop plate 35 and the support column hoop 40, and the hoop ear plates 28 on the support column hoop 40 are connected through hoop bolts 29; a load cell 42 is provided between the upper connecting body 39 and the lower connecting body 34; two ends of the opening and closing control plate 43 are provided with numerical control jacks 44, and the bottom of the opening and closing control plate is connected with a guide steel body 45; the numerical control jack 44 and the guide steel body 45 are both connected with a lifting and closing limiting upright rod 46; the powder tank discharge port 36 is connected with a discharge channel 47, and the lower part of the discharge channel 47 is provided with a connecting air pipe 48; the connecting air pipe 48 is sequentially connected with the blowing channel 49, the blowing channel 49 is connected with the fan 50, the bottom of the fan 50 is provided with a fan base 51, and the fan base is connected with the supporting frame beam 22 through a fan supporting plate 52 and a fan hanging plate 33; the discharge channel 47 and the powder recovery pipe 37 are connected with the pre-feeding hopper 4, and the position of the pre-feeding hopper 4 is limited by the mixing bin supporting beam 104;
5) the pre-feeding hopper 4 is provided with: fixing the pre-feeding hopper 4 and the dust storage bin 54 according to the bearing requirements; a sliding sampling pipe 24 and a surface vibrator 25 are arranged on the outer side wall of the pre-feeding hopper 4, a bin plate door 55 is arranged at the bottom, and the top is connected with a dust removal pipe 56; a silencing pipe 58 is arranged at the joint of the dedusting pipe 56 and the fan communicating pipe 57 and is connected through a connecting bolt 59; a dust removing fan 60 is arranged in the fan communicating pipe 57 and is connected with a dust remover 61; a dust storage bin 54 is arranged at the lower part of the dust remover 61, and a fan platform 62 and a platform inclined strut 63 are arranged on the side wall of the dust storage bin 54; a fan bracket 64 is arranged between the fan platform 62 and the dust removing fan 60; an antistatic layer 105 is arranged on the inner side wall of the dedusting pipe 56;
6) the water and additive premixing device is arranged as follows: a first water weighing hopper 5, a first admixture weighing hopper 7, a second admixture weighing hopper 8 and a second water weighing hopper 6 are respectively connected through a second water connecting pipe 69, a first admixture connecting pipe 72 and a second admixture connecting pipe 70; a first water connecting pipe 73 is arranged at the bottom of the second water weighing hopper 6; a first control valve 74, a second control valve 75, a fourth control valve 76 and a third control valve 77 are respectively arranged on the first water connecting pipe 73, the second water connecting pipe 69, the second additive connecting pipe 70 and the first additive connecting pipe 72; a water level sensor 78 is arranged in the second water weighing hopper 6, and a stress sensor 81 is arranged on a bearing cross beam 80 between the bearing cross beam and a bearing upright post 79;
7) the premixed concrete discharging device is provided with: after the aggregate and the powder are uniformly mixed, adding a proper amount of water and an additive, mixing to form premixed concrete, and storing the premixed concrete in a storage bin 9; the discharge hopper 83 at the lower part of the storage bin 9 is connected with a clean water pipe 84, and a water pipe switch 85 is arranged on the clean water pipe 84; a bin plate door 55 and a limiting end plate 86 are arranged at the opening of the discharging hopper 83, a surface vibrator 25 is arranged on the outer side wall, and the limiting end plate 86 is connected with a material port connecting plate 87; one end of the material port connecting plate 87 is connected with the material guide groove plate 68 through a groove plate connecting plate 88, and the other end is connected with a push-pull cross rod 91 through a push-pull upright rod 90; the push-pull cross rod 91 is connected with the connecting cross rod 93 through the connecting upright rod 92, and the connecting cross rod 93 is connected with the supporting upright rod 106; the supporting upright 106 and the storage bin 9 are both connected with the load-bearing cross beam 80.
Referring to fig. 2-8, in the ready-mixed concrete mixing production system, an assembly ladder stand 12 is arranged outside an aggregate conveying device, and a lateral limiting rod 15, a middle limiting rod 16 and a baffle supporting rod 17 are arranged at the upper part of a supporting beam 14; a sliding sampling pipe 24 and a surface vibrator 25 are arranged on the outer side wall of the aggregate bin 2, and a pressure measuring sensor 26 is arranged on the inner side wall; an annular hoop plate 35 is arranged on the outer side of the charging powder tank 3, a powder tank discharge port 36 is arranged on the lower part, the bottom of the charging powder tank is connected with a powder recovery pipe 37, and a powder extraction pipe 38 and an upper connecting body 39 are arranged on the side wall of the charging powder tank; a sliding sampling pipe 24 and a surface vibrator 25 are arranged on the outer side wall of the pre-feeding hopper 4, a bin plate door 55 is arranged at the bottom, and the top is connected with a dust removal pipe 56; a dust storage bin 54 is arranged at the lower part of the dust remover 61; the discharging hopper 83 at the lower part of the storage bin 9 is connected with a clean water pipe 84, and a bin plate door 55 and a limit end plate 86 are arranged at the opening of the discharging hopper 83.
The material distribution conveying belt 1 is a rubber belt, the width of the rubber belt is 1m, and the thickness of the rubber belt is 1 cm; the aggregate bin 2, the charging powder tank 3, the pre-feeding hopper 4, the first water scale hopper 5, the second water scale hopper 6, the first additive scale hopper 7, the second additive scale hopper 8, the concrete storage bin 9 and the dust storage bin 54 are formed by rolling steel plates with the thickness of 2 mm.
The lower support column 10 adopts H-shaped steel with the specification of 440 multiplied by 300 multiplied by 11 multiplied by 18; the upper support column 11 is made of 340 × 250 × 9 × 14H-shaped steel.
The assembly ladder 12 is composed of ladder beams 94 and a tread 95; the ladder beam 94 is made of H-shaped steel with a specification of 148 × 100 × 6 × 9. The step plate 95 is made of a steel plate having a thickness of 2 mm.
The leaked material recovery belt 13 is a rubber belt, the width of the rubber belt is 1m, and the thickness of the rubber belt is 1 cm.
The supporting beam 14 is made of H-shaped steel with the specification of 244 multiplied by 175 multiplied by 7 multiplied by 11.
The lateral limiting rod 15 and the middle limiting rod 16 are both made of steel pipes with the diameter of 100 mm.
The baffle supporting rod 17 is a steel pipe with the diameter of 60 mm.
The inner diameter of the positioning bolt 18 is 100 mm.
The diameters of the lateral rotary shafts 19 and the intermediate rotary shaft 20 are both 100 mm.
The diameter of the bottom flushing pipe 21 is 6cm, and a PVC pipe is adopted.
The support frame beam 22 is made of H-shaped steel with the specification of 440 multiplied by 300 multiplied by 11 multiplied by 18.
The bin support column 23 is formed by rolling a steel pipe with the thickness of 2mm and the diameter of 200 mm.
The sliding sampling tube 24 has a diameter of 10cm and comprises a closed tube section 65 and an insertion tube section 71; wherein the cross section of the insertion pipe section 71 is semicircular, and the length is 10 cm; the cross section of the closed pipe section 65 is circular, and the length is 10 cm. The closed cover plate 66 is connected with the closed pipe section 65 and is made of a steel plate with the thickness of 2 mm. The hoop limiting rib 67 is formed by rolling a steel bar with the diameter of 25 mm.
The surface vibrator 25 employs a three-phase attachment vibrator.
The pressure sensor 26 is a resistance type pressure sensor, and the maximum pressure value is 6 MPa.
The transverse hoop beam 27 is made of H-shaped steel with the specification of 294 × 200 × 8 × 12.
The hoop ear plates 28 are made of steel plates with the thickness of 2 mm.
The anchor ear bolt 29 is a bolt with a diameter of 30 mm.
The reinforcing angle bar 30 is formed by rolling a steel plate with the thickness of 2 mm.
The powder tank bracing column 31 is formed by rolling a steel pipe with the thickness of 2mm and the diameter of 200 mm.
The opening and closing limiting cross bar 32 is made of steel bars with the diameter of 32 mm.
The fan hanging plate 33 is made of a steel plate with the thickness of 2mm, the width of the fan hanging plate is 20cm, and the height of the fan hanging plate is 50 cm.
The lower connecting body 34 and the upper connecting body 39 are welded by steel plates with the thickness of 2mm, and the length of the lower connecting body and the upper connecting body is 8 cm.
The hoop plate 35 is made of a steel plate having a thickness of 2 mm.
The diameter of the discharge port 36 of the powder tank is 30cm, and the height is 20 cm.
The powder recovery pipe 37 and the powder extraction pipe 38 are both formed by cutting steel pipes with the diameter of 100 mm.
The support column hoop 40 is formed by rolling a steel plate with the thickness of 2 mm.
The residual material discharge pipe 41 is formed by rolling 0.5mm iron sheet, the cross section of the residual material discharge pipe is square, and the side length of the residual material discharge pipe is 20 cm.
The load cell 42 is a resistive sensor, and has a maximum test value of 20 t.
The opening and closing control plate 43 is made of a steel plate with a thickness of 2mm, and has a square cross section and a side length of 0.5 m.
The numerical control jack 44 adopts a hydraulic jack with a maximum test value of 1 t.
The guide steel body 45 is made of a steel plate with a thickness of 2mm, and has a length of 30cm and a width of 20 cm.
The opening and closing limiting upright rod 46 is made of a steel pipe with the thickness of 60 mm.
The discharge channel 47 is formed by rolling a steel pipe with the diameter of 20 cm.
The connecting air pipe 48 is formed by rolling a steel pipe with the diameter of 3 cm.
The blowing channel 49 is formed by rolling a steel pipe with the diameter of 6 cm.
The fan 50 adopts a maximum flow of 80m3A high pressure fan of/h.
The fan base 51 and the fan supporting plate 52 are both made of steel plates with the thickness of 2 mm.
The calandria connecting section 53 is 50cm long and is formed by rolling a steel plate with the thickness of 0.5mm, the cross section of the calandria connecting section is rectangular, and the width of the bottom of the calandria connecting section is 20 cm. The material guide groove plate 68 is connected with the pipe collecting and discharging connecting section 53, has a length of 50cm, is formed by rolling a steel plate with a thickness of 0.5mm, has a rectangular cross section, and has a bottom width of 20 cm.
The bin plate door 55 is a flat plate flap door.
The dust removal pipe 56 is formed by rolling a steel pipe with the diameter of 20cm, the electricity-proof layer 105 is arranged on the inner side of the dust removal pipe 56, and the electricity-proof layer 105 is made of an insulating rubber sheet with the thickness of 1 mm.
The fan communicating pipe 57 is formed by rolling a steel plate with the thickness of 0.5 mm.
The diameter of the silencing tube 58 is 30cm, and the silencing volume is 50 decibels.
The connecting bolt 59 is a stainless steel bolt having a diameter of 20 mm.
The dust removing fan 60 adopts a maximum flow of 85m3A high pressure fan of/h.
The diameter of the barrel of the dust remover 61 is 500mm.
The fan platform 62 is made of a steel plate with a thickness of 2 mm.
The platform inclined strut 63 and the fan bracket 64 are both H-shaped steel with the specification of 100 multiplied by 6 multiplied by 8.
The second water connecting pipe 69, the second additive connecting pipe 70, the first additive connecting pipe 72 and the first water connecting pipe 73 are all stainless steel pipes, and the diameters are 6cm, 9cm and 15cm respectively. The first control valve 74, the second control valve 75, the fourth control valve 76, and the third control valve 77 are all pneumatic ball valves.
The water level sensor 78 is a resistance sensor with a precision of 0.01 mm.
The bearing columns 79 and the bearing beams 80 are respectively made of H-shaped steel with the specification of 300 multiplied by 10 multiplied by 15 and 400 multiplied by 13 multiplied by 21.
The stress sensor 81 is a resistance sensor, and the maximum test value is 20 t.
The side baffle 82 is formed by rolling a steel plate with the thickness of 1 mm.
The discharge hopper 83 has a height of 3 m.
The clean water pipe 84 is made of plastic pipe material.
The water pipe switch 85 adopts a stainless steel stop valve.
The limiting end plate 86, the material port connecting plate 87 and the groove plate connecting plate 88 are all formed by rolling steel plates with the thickness of 1 mm.
The air duct sealing plate hinge 89 is a stainless steel thickened hinge with the diameter of 6 cm.
The push-pull vertical rod 90, the push-pull cross rod 91, the connecting vertical rod 92 and the connecting cross rod 93 are all formed by rolling steel pipes with the diameter of 30 mm.
The ladder beam brace 96 is made of H-shaped steel with the specification of 300 multiplied by 10 multiplied by 15.
The foundation soil 97 is hard plastic clay.
The concrete pier 98 has a concrete strength grade of C35, a height of 1m, and a cross-sectional dimension of 300 × 300.
The connection anchor bars 99 are threaded reinforcing bars with a diameter of 25 mm.
The calibration platform board 100 is made of a steel plate with the thickness of 2 mm.
The position correction bracing column 101 is made of a steel pipe with the diameter of 60 mm.
The connection base plate 102 is made of a steel plate having a thickness of 1 mm.
The sliding collar 103 is formed by rolling a steel pipe having an inner diameter of 10cm,
the mixing bin supporting beam 104 is an H-shaped steel beam with the specification of 440 multiplied by 300 multiplied by 11 multiplied by 18.
The supporting upright 106 is made of a steel pipe material with the diameter of 100 through rolling.
Claims (2)
1. A setting method of a premixed concrete mixing production system is characterized by comprising the following steps:
1) designing a premixed concrete mixing production system: according to the mixing production requirement of premixed concrete, respectively determining the positions and the sizes of a batching conveyor belt (1), an aggregate bin (2), a charging powder tank (3), a pre-charging hopper (4), a first water scale hopper (5), a second water scale hopper (6), a first additive scale hopper (7), a second additive scale hopper (8) and a concrete storage bin (9);
2) the aggregate conveying device is provided with: a lower supporting column (10) and an upper supporting column (11) are arranged at the position of the batching conveyor belt (1), and an assembled ladder stand (12) is arranged at the outer side of the batching conveyor belt (1); a leaked material recovery belt (13) and a supporting cross beam (14) are arranged between two rows of upper supporting columns (11) which are opposite in mirror image; a side limiting rod (15), a middle limiting rod (16) and a baffle supporting rod (17) are arranged at the upper part of the supporting beam (14), a positioning bolt (18) is arranged on the side limiting rod (15), and a side baffle (82) connected with the batching conveyor belt (1) is arranged at the upper part of the baffle supporting rod (17); a lateral rotating shaft (19) is arranged between the lateral limiting rod (15) and the middle limiting rod (16), and a middle rotating shaft (20) is arranged between the opposite middle limiting rods (16); a bottom flushing pipe (21) is arranged on the lower surface of the supporting beam (14); the lateral rotating shaft (19) and the middle rotating shaft (20) are connected with the ingredient conveying belt (1);
3) aggregate bin (2) is provided with: a bin support column (23) is arranged on a support frame beam (22) at the position of the aggregate bin (2); a sliding sampling pipe (24) and a surface vibrator (25) are arranged on the outer side wall of the aggregate bin (2), and a pressure sensor (26) is arranged on the inner side wall of the aggregate bin (2); hoisting the aggregate bin (2) to a set position, arranging a transverse hoop beam (27) between the aggregate bin (2) and a bin support column (23), arranging an anchor ear plate (28) between the transverse hoop beam (27) and the bin support column (23), and fastening the anchor ear plate (28) through an anchor ear bolt (29); a reinforcing angle rib (30) is arranged between the transverse hoop beam (27) and the hoop ear plate (28); step 3), the sliding sampling tube (24) penetrates through the sliding hoop (103), the sliding sampling tube (24) comprises an inserting tube section (71) and a closed tube section (65), and a closed cover plate (66) is arranged on the closed tube section (65); the sliding hoop (103) is connected with the aggregate bin (2) or the pre-feeding hopper (4) through a hoop limiting rib (67), and the water content is tested by sampling through a sliding sampling pipe (24);
4) the powder conveying device is provided with: a powder tank supporting column (31) is arranged on a supporting frame beam (22) at the position of the charging powder tank (3), and a lifting and closing limiting cross rod (32), a fan hanging plate (33) and a lower connecting body (34) are arranged on the side, facing the charging powder tank (3), of the supporting frame beam (22); an annular hoop plate (35) is arranged on the outer side of the charging powder tank (3), a powder tank discharge port (36) is arranged at the lower part of the charging powder tank (3), the bottom of the charging powder tank (3) is connected with a powder recovery pipe (37), and a powder extraction pipe (38) and an upper connecting body (39) are arranged on the side wall of the charging powder tank (3); a reinforcing angle rib (30) is arranged between the annular hoop plate (35) and the support column hoop (40), and the hoop ear plates (28) on the support column hoop (40) are connected through hoop bolts (29); a weighing sensor (42) is arranged between the upper connecting body (39) and the lower connecting body (34); two ends of the opening and closing control plate (43) are provided with numerical control jacks (44), and the bottom of the opening and closing control plate (43) is connected with a guide steel body (45); the numerical control jack (44) and the guide steel body (45) are connected with a lifting and closing limiting upright rod (46); the powder tank discharge port (36) is connected with a discharge channel (47), and the lower part of the discharge channel (47) is provided with a connecting air pipe (48); the connecting air pipe (48) is sequentially connected with an air blowing channel (49), the air blowing channel (49) is connected with a fan (50), a fan base (51) is arranged at the bottom of the fan (50), and the fan base (51) is connected with the supporting frame beam (22) through a fan supporting plate (52) and a fan hanging plate (33); the discharge channel (47) and the powder recovery pipe (37) are connected with the pre-feeding hopper (4), and the position of the pre-feeding hopper (4) is limited by the mixing bin supporting beam (104); step 4), the numerical control jacks (44) at the two ends of the opening and closing control plate (43) are synchronously controlled by hydraulic pressure; the discharging channel (47) is parallel to the blowing channel (49), the connecting air pipe (48) is arranged along the vertical direction, and an air pipe sealing plate hinge (89) is arranged at the joint of the connecting air pipe (48) and the discharging channel (47);
5) the pre-feeding hopper (4) is provided with: fixing the pre-feeding hopper (4) and the dust storage bin (54) according to the bearing requirements; a sliding sampling pipe (24) and a surface vibrator (25) are arranged on the outer side wall of the pre-feeding hopper (4), a bin plate door (55) is arranged at the bottom of the pre-feeding hopper (4), and the top of the pre-feeding hopper (4) is connected with a dust removal pipe (56); a silencing pipe (58) is arranged at the joint of the dedusting pipe (56) and the fan communicating pipe (57) and is connected through a connecting bolt (59); a dust removal fan (60) is arranged in the fan communicating pipe (57) and is connected with a dust remover (61); a dust storage bin (54) is arranged at the lower part of the dust remover (61), and a fan platform (62) and a platform inclined strut (63) are arranged on the side wall of the dust storage bin (54); a fan bracket (64) is arranged between the fan platform (62) and the dust removal fan (60); an anti-electricity layer (105) is arranged on the inner side wall of the dust removing pipe (56); step 5), the sliding sampling tube (24) penetrates through the sliding hoop (103), the sliding sampling tube (24) comprises an inserting tube section (71) and a closed tube section (65), and a closed cover plate (66) is arranged on the closed tube section (65); the sliding hoop (103) is connected with the aggregate bin (2) or the pre-feeding hopper (4) through a hoop limiting rib (67), and the water content is tested by sampling through a sliding sampling pipe (24);
6) the water and additive premixing device is arranged as follows: a first water scale hopper (5), a first additive scale hopper (7), a second additive scale hopper (8) and a second water scale hopper (6) are respectively connected through a second water connecting pipe (69), a first additive connecting pipe (72) and a second additive connecting pipe (70); a first water connecting pipe (73) is arranged at the bottom of the second water weighing hopper (6); a first control valve (74), a second control valve (75), a fourth control valve (76) and a third control valve (77) are respectively arranged on the first water connecting pipe (73), the second water connecting pipe (69), the second additive connecting pipe (70) and the first additive connecting pipe (72); a water level sensor (78) is arranged in the second water weighing hopper (6), and a stress sensor (81) is arranged on a bearing cross beam (80) between the second water weighing hopper (6) and a bearing upright post (79);
7) the premixed concrete discharging device is provided with: after the aggregate and the powder are uniformly mixed, adding a proper amount of water and an additive, mixing to form premixed concrete, and storing the premixed concrete in a storage bin (9); a discharge hopper (83) at the lower part of the storage bin (9) is connected with a clean water pipe (84), and a water pipe switch (85) is arranged on the clean water pipe (84); a bin plate door (55) and a limiting end plate (86) are arranged at an opening of the discharging hopper (83), a surface vibrator (25) is arranged on the outer side wall of the discharging hopper (83), and the limiting end plate (86) is connected with a material port connecting plate (87); one end of the material port connecting plate (87) is connected with the material guide groove plate (68) through a groove plate connecting plate (88), and the other end of the material port connecting plate is connected with the push-pull cross rod (91) through a push-pull upright rod (90); the push-pull cross rod (91) is connected with the connecting cross rod (93) through the connecting upright rod (92), and the connecting cross rod (93) is connected with the supporting upright rod (106); the supporting upright stanchion (106) and the storage bin (9) are both connected with the bearing beam (80); and 7), controlling the water pipe switch (85) and the push-pull cross rod (91) through central control software, flushing the waste on the inner side of the discharge hopper (83) through water through the clear water pipe (84), enabling the waste to sequentially pass through the guide chute plate (68) and the discharge pipe connecting section (53) and enter the residual material discharge pipe (41).
2. A method of setting up a ready mix concrete mix production system as recited in claim 1, further comprising: step 2), the assembly type ladder stand (12) consists of a ladder beam (94) and a step plate (95), and the assembly type ladder stand (12) is arranged on the outer sides of the upper support column (11) and the ingredient conveying belt (1); the lower surface of the ladder beam (94) is connected with a ladder beam support column (96); arranging a concrete pier (98) in foundation soil (97), and arranging a connecting anchor bar (99) in the concrete pier (98); a position correction platform plate (100), a position correction support column (101) and a connecting bottom plate (102) are arranged between the concrete pier (98) and the ladder beam support column (96), and the connecting bottom plate (102) is firmly connected with the connecting anchor bar (99).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811366477.6A CN109531827B (en) | 2018-11-16 | 2018-11-16 | Setting method of premixed concrete mixing production system |
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| CN201811366477.6A CN109531827B (en) | 2018-11-16 | 2018-11-16 | Setting method of premixed concrete mixing production system |
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| CN109531827B true CN109531827B (en) | 2021-03-26 |
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| CN112428442B (en) * | 2020-11-18 | 2021-10-19 | 四川兴城港瑞建材有限公司 | Aggregate conveying system of concrete mixing station and arrangement method |
| CN112476784B (en) * | 2020-11-26 | 2022-01-11 | 四川兴城港瑞建材有限公司 | Aggregate belt conveying system of concrete mixing station and arrangement method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102581958B (en) * | 2012-03-20 | 2014-09-17 | 中联重科股份有限公司 | Feeding device, feeding method and stirring equipment |
| CN202990429U (en) * | 2012-12-14 | 2013-06-12 | 惠希文 | Electric remote-control concrete hopper |
| CN203331236U (en) * | 2013-06-14 | 2013-12-11 | 新疆科立机械设备有限公司 | Device for accurately controlling spiral micro-feeding of concrete powder |
| CN203427184U (en) * | 2013-08-26 | 2014-02-12 | 中联重科股份有限公司 | Powder weighing device and concrete stirring station |
| CN204819956U (en) * | 2015-07-15 | 2015-12-02 | 杭州江河机电装备工程有限公司 | Emulsified asphalt - cement can be produced and concrete mixing plant of rubble is stabilized |
| CN204899226U (en) * | 2015-08-26 | 2015-12-23 | 李天兵 | Modified hopper for building |
| CN205935696U (en) * | 2016-08-17 | 2017-02-08 | 中国建筑第七工程局有限公司 | Movable pouring hopper |
| CN106219191A (en) * | 2016-08-26 | 2016-12-14 | 上海科大重工集团有限公司 | A kind of environmental protection conveyer |
| CN205998708U (en) * | 2016-08-31 | 2017-03-08 | 常州常衡德宇粉体集成系统有限公司 | Feeding station |
| CN207044425U (en) * | 2017-08-08 | 2018-02-27 | 北京青年路混凝土有限公司 | The feed system of convenient sampling |
| CN207878937U (en) * | 2018-01-29 | 2018-09-18 | 广东梁亮建筑工程有限公司 | Cloth bucket |
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