CN114425820B - Work efficient four-stage concrete mixing plant - Google Patents
Work efficient four-stage concrete mixing plant Download PDFInfo
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- CN114425820B CN114425820B CN202111650374.4A CN202111650374A CN114425820B CN 114425820 B CN114425820 B CN 114425820B CN 202111650374 A CN202111650374 A CN 202111650374A CN 114425820 B CN114425820 B CN 114425820B
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- hopper
- weighing
- belt
- conveying device
- belt conveying
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- 238000002156 mixing Methods 0.000 title claims abstract description 26
- 238000005303 weighing Methods 0.000 claims abstract description 109
- 238000003860 storage Methods 0.000 claims abstract description 98
- 239000004568 cement Substances 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 29
- 239000010881 fly ash Substances 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000012752 auxiliary agent Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010924 continuous production Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 239000002994 raw material Substances 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
-
- 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
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
-
- 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
- B28C7/0046—Storage or weighing apparatus for supplying ingredients
- B28C7/0053—Storage containers, e.g. hoppers, silos, bins
- B28C7/0076—Parts or details thereof, e.g. opening, closing or unloading means
-
- 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
-
- 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
- B28C7/0481—Plant for proportioning, supplying or batching
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention discloses a working-efficient four-stage concrete mixing plant, which belongs to the field of concrete processing equipment and comprises a supporting underframe, an aggregate weighing and storing device, a first belt conveying device, a transfer belt conveying device, a second belt conveying device, a cement storage tank, a fly ash storage tank and a stirring device, wherein the aggregate weighing and storing device is used for weighing aggregate, the first belt conveying device is utilized to convey the aggregate into the transfer belt conveying device after weighing the aggregate, the transfer belt conveying device transfers materials to the transfer belt conveying device, the materials of the cement storage tank and the fly ash storage tank are conveyed to the weighing hopper through a screw conveyor to be weighed and then are discharged to the second belt conveying device and finally conveyed to the stirring device for stirring, and concrete processing and manufacturing are completed. The invention has the advantages of convenient transportation, accurate proportioning and weighing, high automation degree, continuous production and the like in the whole processing process, and reduces the labor cost of manual feeding, monitoring and the like.
Description
Technical Field
The invention relates to the field of concrete mixing equipment, in particular to a four-stage concrete mixing station with high efficiency in work.
Background
Concrete mixing plants are used as common equipment for concrete processing, and various structures are formed nowadays after many years of technical innovation; the working principle of the equipment with different models and structures is also different, and the concrete mixing plant is assembled by a series of equipment such as a feeding device, a transmission device, a stirrer, a cement storage tank and the like to form a production line. The installation mode is that a series of equipment such as weighing equipment, conveyer belt device, agitator and cement storage tank are connected together end to end, perhaps fold the assembly together, because traditional material loading adopts the manual work to go on more, and the material loading is full to lean on the experience, causes the material loading error to be big easily, the unstable scheduling defect of concrete quality of preparing.
The application number of the invention patent disclosed by the company is as follows: 202110559593.5, titled: the integrated concrete mixing plant convenient to assemble and carry solves the technical problems, works efficiently and can be produced continuously. But this equipment can only carry out two-stage stirring to because agitating unit's discharge end is lower, consequently need additionally add a set of belt conveyor, in the material transmission process, cause defects such as a small amount of waste, consequently need provide a work more high-efficient, the concrete mixing plant of batching level higher, in order to solve the technical problem that prior art exists.
Disclosure of Invention
The invention aims to solve the technical problem of providing a four-stage concrete mixing station which is convenient to carry, quick and accurate in batching, efficient in work and capable of continuously working.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a work efficient four-stage concrete mixing plant, includes support chassis, aggregate storage device that weighs, first belt transmission device, switching belt transmission device, second belt transmission device, cement storage tank, fly ash storage tank and agitating unit, aggregate storage device that weighs includes first storage hopper, second storage hopper, third storage hopper and fourth storage hopper; the first storage hopper, the second storage hopper, the third storage hopper and the fourth storage hopper are respectively provided with a control switch; a first weighing hopper is arranged below the discharge hole of the first storage hopper, and is provided with a weighing sensor and a discharge switch; a second weighing hopper is arranged below the discharge hole of the second storage hopper, and is provided with a weighing sensor and a discharge switch; a third weighing hopper is arranged below the discharge port of the third storage hopper; the third weighing hopper is provided with a weighing sensor and a discharging switch; a fourth weighing hopper is arranged below the discharge hole of the fourth storage hopper, and is provided with a weighing sensor and a discharge switch; the first belt conveying device is positioned right below the aggregate weighing and storing device and is used for conveying materials to a conveying belt of the switching belt conveying device; the discharging end of the transfer belt conveying device is positioned right above the feeding hopper of the second belt conveying device, and materials are conveyed onto the conveying belt of the second belt conveying device; the transfer belt transmission device is arranged at one end of the supporting underframe; a fifth weighing hopper and a sixth weighing hopper are arranged above the conveying belt of the second belt conveying device, and a weighing sensor and a discharging switch are respectively arranged on the fifth weighing hopper and the sixth weighing hopper; the fifth weighing hopper is connected with the cement storage tank through a screw conveyor; the sixth weighing hopper is connected with the fly ash storage tank through a screw conveyor; the discharge end of the second belt conveying device is positioned above the feed inlet of the stirring device; the stirring device is arranged on the lifting support frame, and an auxiliary agent adding box and a water tank are arranged above the stirring device. The working principle of the invention is as follows: respectively storing large stones, medium stones, small stones and fine sand by using a first storage hopper, a second storage hopper, a third storage hopper and a fourth storage hopper of the aggregate weighing and storing device; because the first weighing hopper, the second weighing hopper, the third weighing hopper and the fourth weighing hopper are respectively provided with a weighing sensor and a discharging switch, when the amount of a certain amount of marble, medium stone, small stone and fine sand is required to be weighed, the weighing hoppers and the weighing hoppers work in a mutually matched mode, the controller controls the weighing hoppers to weigh the required amount, the required amount is discharged onto a conveying belt of the first belt conveying device and is then conveyed to the transfer belt conveying device, the required amount is finally conveyed into the stirring device through the second belt conveying device, the weighing and the conveying of the fly ash and the cement can be simultaneously carried out, finally, after various raw materials are conveyed into the stirring device, the stirring device is started to stir the raw materials, meanwhile, the next round of batching is carried out, after the stirring device stirs the raw materials for a certain time, the next round of batching is carried out, all links are orderly in a reciprocating cycle, and the work is efficient and continuous.
Preferably, the feeding direction of the transfer belt conveying device is perpendicular to the discharging direction of the first belt conveying device, and the discharging end of the transfer belt conveying device is perpendicular to the feeding direction of the second belt conveying device. Through setting up the transfer belt conveyor in the one end that supports the chassis, the transfer material of being convenient for has still practiced thrift the area of whole device simultaneously greatly.
Preferably, the number of the cement storage tanks is two, and the cement storage tanks are respectively connected with the fifth weighing hopper through the screw conveyor, and as the working continuity of the equipment is good, the two cement storage tanks are required to be additionally arranged, so that the cement storage tanks can be ensured to be alternately carried out, the enough cement supply is ensured, and the continuous operation of the equipment is not influenced.
Preferably, the top of aggregate storage device that weighs still is equipped with the canopy bracing piece, is equipped with the canopy on the canopy bracing piece, can enough guarantee in the rainy day through addding the canopy, in the rainwater drenches bone material storage device that weighs, causes weight error, simultaneously, can also avoid the dust that the unloading process was raised to fly away to the air excessively, has effectively improved the feature of environmental protection of equipment operation.
Preferably, the second belt conveyor top still is equipped with the arch bracing piece, is equipped with the dust cover on the arch bracing piece, through addding the dust cover, can avoid the transmission in-process effectively that too much dust drifts to the air, the dust cover can effectively block most dust and fly away.
Preferably, a central control room is arranged below the second belt transmission device, a main controller, a display, a distribution box and an air conditioner are arranged in the central control room, the work of an operator is facilitated by additionally arranging the central control room, the whole work is completed in the central control room, and complete equipment is provided for facilitating the work.
Preferably, the support chassis is further provided with a plurality of cameras, the cameras are electrically connected with the display, and the cameras are additionally arranged, so that the abnormality of the equipment is conveniently observed, the abnormal potential safety hazards are conveniently and timely found out, and the operation safety of the equipment is improved.
Preferably, be equipped with on the switching belt conveyor's the belt and keep off the hopper, keep off the contact department of hopper and belt and all be equipped with sealing rubber pad, through addding and keep off the hopper, avoid the material to splash, all be equipped with sealing rubber pad in the contact department that keeps off hopper and belt can reduce the belt and keep off the frictional force between the hopper, play sealing effect again, avoid fine sand unrestrained.
Preferably, one end is equipped with the receiving mouth on the lifting support frame, and the receiving mouth is located agitating unit is under, through lifting agitating unit, when needs row material, directly follow agitating unit bin outlet discharge, reduced the cost of addding the conveyer belt.
Preferably, the bottom of supporting the chassis is also provided with a bearing base, and the weighing base is used for supporting the whole device, so that the stability of the device is improved.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, the aggregate weighing and storing device, the first belt conveying device, the switching belt conveying device, the second belt conveying device, the stirring device and the like are built on the supporting underframe, so that all the dispersing devices of the concrete mixing plant are concentrated together, the advantages of small occupied area and the like are achieved, and particularly, the connection and coordination work among the first belt conveying device, the switching belt conveying device and the second belt conveying device can effectively ensure continuous and stable conveying, and good bedding is achieved for other devices.
2. By designing the aggregate weighing and storing device into four weighing hoppers and four storage hoppers respectively, materials can be stored independently and accurately weighed, and the fly ash and the cement are matched with the weighing hoppers at the same time, so that various raw materials can be accurately weighed, and the errors of the raw materials are reduced; the accuracy of concrete ingredients is greatly improved, the quality of the processed concrete is more stable, and the requirement of four-level ingredients is met.
3. The cement storage tank and the fly ash storage tank are used by being directly conveyed to the stirring device by the cement storage tank and the fly ash storage tank relative to the existing concrete stirring, the installation height of the cement storage tank and the fly ash storage tank is low, the cement storage tank and the fly ash storage tank can be used by being paved with common bases, the cost and the time of the bases are reduced, and the safety is better.
4. The equipment can be connected for work, the work is not affected, the whole equipment can be operated efficiently, the automation degree of the whole equipment is high, only one worker is needed for operation and control to normally operate, the labor cost is reduced, and the work efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of a four-stage concrete mixing plant of the present invention operating efficiently;
FIG. 2 is a rear view of FIG. 1;
fig. 3 is a schematic structural view of an aggregate weighing and storing device 2 of the four-stage concrete mixing plant with high efficiency in work.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present invention, but is not intended to limit the present invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1 to 3, the invention relates to a four-stage concrete mixing plant with high efficiency in work, which comprises a supporting underframe 1, an aggregate weighing and storing device 2, a first belt conveying device 3, a switching belt conveying device 4, a second belt conveying device 5, a cement storage tank 6, a fly ash storage tank 7 and a mixing device 8, wherein the supporting underframe 1 is used as a supporting frame of the whole equipment, is formed by connecting a plurality of square steel end to form a square frame, and is welded with a plurality of transverse square steel or longitudinal square steel in the frame so as to improve the stability, and the aggregate weighing and storing device 2 comprises a first storage hopper 21, a second storage hopper 22, a third storage hopper 23 and a fourth storage hopper 24 as shown in fig. 3; the first storage hopper 21, the second storage hopper 22, the third storage hopper 23 and the fourth storage hopper 24 are respectively provided with control switches; a first weighing hopper 211 is arranged below the discharge opening of the first storage hopper 21, and the first weighing hopper 211 is provided with a weighing sensor and a discharge switch; a second weighing hopper 221 is arranged below the discharge hole of the second storage hopper 22, and the second weighing hopper 221 is provided with a weighing sensor and a discharge switch; a third weighing hopper 231 is arranged below the discharge port of the third storage hopper 23; the third weighing hopper 231 is provided with a weighing sensor and a discharging switch; a fourth weighing hopper 241 is arranged below the discharge port of the fourth storage hopper 24, and the fourth weighing hopper 241 is provided with a weighing sensor and a discharge switch; it should be noted that, the control switch, the discharging switch and the weighing sensor of the present invention may all adopt the original patent, namely, the application number is: 202110559593.5, titled: "an integrated concrete mixing plant which is easy to assemble and carry", although other existing equipment can be used; the first belt conveying device 3 is positioned right below the aggregate weighing and storing device 2, and the first belt conveying device 3 conveys materials to a conveying belt of the switching belt conveying device 4; the discharging end of the transfer belt conveying device 4 is positioned right above the feeding hopper of the second belt conveying device 5 and is used for conveying materials to the conveying belt of the second belt conveying device 5; the transfer belt transmission device 4 is arranged at one end of the supporting underframe 1; a fifth weighing hopper 51 and a sixth weighing hopper 52 are arranged above the conveyor belt of the second belt conveyor 5, and a weighing sensor and a discharging switch (the weighing sensor and the discharging switch are arranged on the same side) are respectively arranged on the fifth weighing hopper 51 and the sixth weighing hopper 52; the fifth weighing hopper 51 is connected with the cement storage tank 6 through a screw conveyor; the sixth weighing hopper 52 is connected with the fly ash storage tank 7 through a screw conveyor; the discharge end of the second belt transmission device 5 is positioned above the feed inlet of the stirring device 8; the stirring device 8 is arranged on the lifting support frame 9, an auxiliary agent adding box 81 and a water tank 82 are arranged above the stirring device 8, and the connection relation and principle between the auxiliary agent adding box 81 and the water tank 82 and the stirring device 8 are as follows: 202110559593.5, titled: "an integrated concrete mixing plant that is easy to assemble and handle" is identical.
In order to reduce the floor space of the whole equipment, the floor space of each equipment needs to be reduced as much as possible, the feeding direction of the switching belt conveying device 4 is perpendicular to the discharging direction of the first belt conveying device 3, and the discharging end of the switching belt conveying device is perpendicular to the feeding direction of the second belt conveying device 5.
The invention is characterized in that the invention adopts multistage stirring, the consumed raw cement amount is larger, the cement amount needs to be increased for facilitating the sustainable execution of other equipment, so that the cement storage tanks 6 need to be increased so as to ensure the sustainable supply of cement, the number of the cement storage tanks 6 is two, and the cement storage tanks 6 are respectively connected with the fifth weighing hopper 41 through screw conveyors, so that the cement storage tanks can be ensured to be alternately executed, the cement supply amount is ensured to be enough, and the continuous execution of work is not influenced.
Because the whole equipment is mostly installed outdoors, in order to avoid raining wet aggregate storage device 2 in rainy days, the top of aggregate storage device 2 of weighing still is equipped with canopy bracing piece 20, is equipped with the canopy on the canopy bracing piece 20 (save in the figure). Through setting up the canopy in can guaranteeing rainy day, the rainwater drenches into in the bone material storage device 2 of weighing, causes weight error, simultaneously, can also avoid the aggregate to weigh the dust that storage device 2 unloading process was raised and fly away to the air excessively, has effectively improved the feature of environmental protection of equipment operation.
Because the materials conveyed by the belt contain dust materials, dust is easy to raise in the conveying process, the arch-shaped supporting rods 50 are further arranged above the second belt conveying device 5, dust covers (omitted in the drawing) are arranged on the arch-shaped supporting rods 50, excessive dust can be effectively prevented from drifting to the air in the conveying process by additionally arranging the dust covers, and most of dust can be effectively prevented from drifting by the dust covers.
In order to facilitate control of the equipment, a central control room 10 is arranged below the second belt transmission device 5, and a main controller, a display, a distribution box and an air conditioner are arranged in the central control room. By adding a central control room 10, the hollow room is installed at the idle position of the supporting underframe 1. The floor area is reduced, the work of operators is facilitated, the whole work is completed in a central control room, complete equipment is provided, and the work is facilitated.
In order to reduce the number of people to observe the operation of the equipment and the surplus and supply conditions of materials regularly, a plurality of cameras (not shown in the figure) are further arranged on the supporting underframe 1, and the cameras are electrically connected with the display. Through addding the camera, be convenient for observe the unusual of equipment to in time discover unusual in time discharge potential safety hazard, improve the security of equipment operation.
In order to reduce or avoid the loss in the material conveying process, the belt of the transfer belt conveying device 4 is provided with a blocking hopper 40, and the contact part of the blocking hopper 40 and the belt is provided with a sealing rubber gasket (not marked in the figure). By additionally arranging the blocking hopper 40, material splashing is avoided, and sealing rubber pads are arranged at the contact positions of the blocking hopper 40 and the belt, so that friction force between the belt and the blocking hopper can be reduced, sealing effect is achieved, and fine sand splashing is avoided.
In order to facilitate material receiving and reduce the installation of transmission equipment, one end of the lifting support frame 9 is provided with a material receiving opening 91, and the material receiving opening 91 is positioned right below the stirring device 8.
In order to support and place the support underframe 1 conveniently, the bottom of the support underframe 1 is also provided with a bearing base. The weighing base is used for supporting the whole device, so that the stability of the device is improved.
The working process of the invention is as follows: before working, checking and debugging each device in advance, ensuring that each device can normally operate, and filling the first storage hopper 21, the second storage hopper 22, the third storage hopper 23 and the fourth storage hopper 24 of the aggregate weighing and storing device 2, the cement storage tank 6, the fly ash storage tank 7 and the water tank 82 with materials in advance; starting each device, starting a control switch of the first storage hopper 21, discharging to the first weighing hopper 211, recording the discharging value of the weighing sensor in the first weighing hopper 211, when the set value is reached, controlling the control switch of the first storage hopper 21 to be closed by a controller, starting a discharging switch of the first weighing hopper 211, starting the control switch of the second storage hopper 22, and weighing and controlling the weighing device in the same manner as the first storage hopper 21 and the first weighing hopper 221 until the fourth weighing hopper 241 finishes weighing and discharging; the screw conveyor of the cement storage tank 6 conveys cement into the fifth weighing hopper 51, a weighing sensor in the fifth weighing hopper 51 records the amount of cement entering the fifth weighing hopper 51, and when the amount of cement in the fifth weighing hopper 51 reaches a set value, the controller controls the screw conveyor to stop working; the principle that the fly ash storage tank 7 conveys the fly ash into the sixth weighing hopper 52 by using the screw conveyor is consistent; when the amounts of the fifth weighing hopper 51 and the sixth weighing hopper 52 reach set values respectively, the controller controls the discharge switch to be turned on, the second belt transmission device transmits the discharge switch to the stirring device 8, the stirring device 8 is started, and stirring is carried out for a certain time; after the stirring is finished, the discharge opening of the stirring device 8 is opened, and after the concrete discharge is finished, the second wave batching is carried out, and each procedure can be carried out in a stable and orderly manner, so that the processing efficiency of the concrete is greatly improved.
The embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, and yet fall within the scope of the invention.
Claims (7)
1. The utility model provides a four-stage concrete mixing plant with high efficiency of work, includes support chassis (1), aggregate storage device (2) that weighs, first belt conveyor (3), switching belt conveyor (4), second belt conveyor (5), cement storage tank (6), fly ash storage tank (7) and agitating unit (8), its characterized in that, aggregate storage device (2) that weighs includes first storage hopper (21), second storage hopper (22), third storage hopper (23) and fourth storage hopper (24); the first storage hopper (21), the second storage hopper (22), the third storage hopper (23) and the fourth storage hopper (24) are respectively provided with control switches; a first weighing hopper (211) is arranged below the discharge hole of the first storage hopper (21), and the first weighing hopper (211) is provided with a weighing sensor and a discharge switch; a second weighing hopper (221) is arranged below the discharge hole of the second storage hopper (22), and the second weighing hopper (221) is provided with a weighing sensor and a discharge switch; a third weighing hopper (231) is arranged below the discharge hole of the third storage hopper (23); the third weighing hopper (231) is provided with a weighing sensor and a discharging switch; a fourth weighing hopper (241) is arranged below the discharge hole of the fourth storage hopper (24), and the fourth weighing hopper (241) is provided with a weighing sensor and a discharge switch; the first belt conveying device (3) is positioned right below the aggregate weighing and storing device (2), and the first belt conveying device (3) conveys materials to a conveying belt of the switching belt conveying device (4); the discharging end of the transfer belt conveying device (4) is positioned right above the feeding hopper of the second belt conveying device (5) and is used for conveying materials to the conveying belt of the second belt conveying device (5); the transfer belt transmission device (4) is arranged at one end of the supporting underframe (1); a fifth weighing hopper (51) and a sixth weighing hopper (52) are arranged above the conveyor belt of the second belt conveyor (5), and the fifth weighing hopper (51) and the sixth weighing hopper (52) are respectively provided with a weighing sensor and a discharging switch; the fifth weighing hopper (51) is connected with the cement storage tank (6) through a screw conveyor; the sixth weighing hopper (52) is connected with the fly ash storage tank (7) through a screw conveyor; the discharge end of the second belt transmission device (5) is positioned above the feed inlet of the stirring device (8); the stirring device (8) is arranged on the lifting support frame (9), and an auxiliary agent adding box (81) and a water tank (82) are arranged above the stirring device (8); the feeding direction of the switching belt conveying device (4) is perpendicular to the discharging direction of the first belt conveying device (3), and the discharging end of the switching belt conveying device is perpendicular to the feeding direction of the second belt conveying device (5); a canopy support rod (20) is arranged above the aggregate weighing and storing device (2), and a canopy is arranged on the canopy support rod (20); an arch-shaped supporting rod (50) is further arranged above the second belt conveying device (5), and a dust cover is arranged on the arch-shaped supporting rod (50).
2. The four-stage concrete mixing plant with high efficiency according to claim 1, characterized in that the number of cement storage tanks (6) is two, each connected to the fifth weighing hopper (41) by means of a screw conveyor.
3. The four-stage concrete mixing plant with high efficiency according to claim 1, wherein a central control room (10) is arranged below the second belt transmission device (5), and a main controller, a display, a distribution box and an air conditioner are arranged in the central control room.
4. The four-stage concrete mixing plant with high efficiency according to claim 1, wherein the support chassis (1) is further provided with a plurality of cameras, and the cameras are electrically connected with a display.
5. The four-stage concrete mixing plant with high efficiency according to claim 1, wherein the belt of the transfer belt transmission device (4) is provided with a blocking hopper (40), and the contact part of the blocking hopper (40) and the belt is provided with a sealing rubber pad.
6. The four-stage concrete mixing plant with high efficiency according to claim 1, wherein one end of the lifting support frame (9) is provided with a material receiving opening (91), and the material receiving opening (91) is positioned under the mixing device (8).
7. The four-stage concrete mixing plant with high efficiency according to claim 1, characterized in that the bottom of the supporting chassis (1) is also provided with a bearing base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111650374.4A CN114425820B (en) | 2021-12-29 | 2021-12-29 | Work efficient four-stage concrete mixing plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111650374.4A CN114425820B (en) | 2021-12-29 | 2021-12-29 | Work efficient four-stage concrete mixing plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114425820A CN114425820A (en) | 2022-05-03 |
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