CN114055632B - Environment-friendly low-radiation concrete production system and production process - Google Patents
Environment-friendly low-radiation concrete production system and production process Download PDFInfo
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- CN114055632B CN114055632B CN202111262827.6A CN202111262827A CN114055632B CN 114055632 B CN114055632 B CN 114055632B CN 202111262827 A CN202111262827 A CN 202111262827A CN 114055632 B CN114055632 B CN 114055632B
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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
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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
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/10—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of rotary members, e.g. inclinable screws
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The application relates to an environmental protection low radiation concrete production system and production technology, it includes material conveyor, weighing device and mixer, its characterized in that: the conveying material conveying device comprises a plurality of powder conveying devices and at least one aggregate conveying device, and a plurality of weighing devices are arranged and are respectively used for weighing materials conveyed by the powder conveying devices and the aggregate conveying devices; the mixer is characterized in that a premixing bin communicated with a feeding hole of the mixer is arranged above the mixer, a plurality of discharging holes of the weighing devices are communicated with the premixing bin, and a premixing mechanism used for mixing various raw materials is arranged in the premixing bin. The concrete mixer has the advantages that the components of the concrete are fully mixed, and the quality of the fresh concrete is improved.
Description
Technical Field
The application relates to the field of concrete production technology, in particular to an environment-friendly low-radiation concrete production system and a production process.
Background
The concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing water, sand, stones, chemical additives and mineral admixtures as necessary, mixing the materials according to a proper proportion, uniformly stirring, compacting, forming, curing and hardening. Concrete is mainly divided into two stages and states: plastic state before setting and hardening, namely fresh concrete or concrete mixture; the hard state after hardening, i.e. hardened concrete or concrete.
At present, a concrete production system generally comprises a material conveying device, a material weighing device and a stirring machine, wherein the material conveying device is divided into a powder conveying device and an aggregate conveying device, when concrete is produced, powder or aggregate is conveyed to the material weighing device by the material conveying device to be weighed, the weighed material falls into the stirring machine, water is added into the stirring machine, and finally, fresh concrete is obtained after the materials are uniformly stirred and mixed.
According to the related technology, in the actual production process, the raw materials of the concrete are usually weighed respectively, the materials are directly weighed by the weighing device and enter the stirring machine through the feeding hole of the stirring machine after being weighed, the raw materials can be sequentially stacked below the feeding hole in the feeding mode, and the raw materials are difficult to be fully mixed uniformly during subsequent stirring, so that the quality of newly-mixed concrete is influenced.
Disclosure of Invention
In order to fully mix the raw materials of the concrete, the application provides an environment-friendly low-radiation concrete production system and a production process.
On the one hand, the application provides an environment-friendly low-radiation concrete production system and a production process, and adopts the following technical scheme:
the environment-friendly low-radiation concrete production system comprises a material conveying device, a plurality of weighing devices and a stirrer, wherein the material conveying device comprises a plurality of powder conveying devices and at least one aggregate conveying device;
the mixer is characterized in that a premixing bin communicated with a feeding hole of the mixer is arranged above the mixer, a plurality of discharging holes of the weighing devices are communicated with the premixing bin, and a premixing mechanism used for mixing various raw materials is arranged in the premixing bin.
Through adopting above-mentioned technical scheme, through setting up a plurality of weighing device, carry multiple raw materials to weighing device in through material conveyor simultaneously when the material loading and weigh, weigh the completion back, multiple raw materials are carried in to premixing storehouse simultaneously, simultaneously carry out the premix to multiple raw materials through premixing mechanism in premixing storehouse, reentrant the agitator after making multiple raw materials intermixture in, thereby it is more abundant to make in the follow-up stirring production process mix between each component, the quality of freshly mixed concrete has been improved.
Preferably, the premixing mechanism comprises a turntable which is rotatably arranged in the premixing bin, the turntable is horizontally arranged, the rotating shaft of the turntable is vertical, the rotating shaft of the turntable is positioned in the middle of the turntable, a gap for raw materials to pass through is reserved between the turntable and the inner wall of the premixing bin, and the premixing bin is provided with a rotation driving assembly for driving the turntable to rotate;
and a guide chute is arranged at the discharge port of the weighing device and used for guiding the raw materials discharged from the weighing device to the middle part of the upper side of the turntable.
By adopting the technical scheme, the multiple raw materials output from the multiple weighing devices are guided to the middle part of the upper side of the turntable through the guide chute, the multiple raw materials are mixed and accumulated on the turntable, the raw materials fly out of the edge of the turntable under the action of centrifugal force through the rotation of the turntable, and the positions of the raw materials flying out of the turntable are random, so that the raw materials are mixed with each other after flying out of the turntable, namely, the function of mixing the multiple raw materials is realized; the raw materials are not stacked on the rotating disc, and the multiple raw materials entering the premixing bin and falling on the rotating disc are continuously mixed.
Preferably, a material guide cylinder is arranged in the premixing bin, the discharge ends of the material guide grooves are communicated with the material guide cylinder, and the material guide cylinder is used for guiding various raw materials to the middle of the upper side of the turntable.
Through adopting above-mentioned technical scheme, set up the guide cylinder and can make the concentrated pile up in carousel upside middle part of various raw materialss to the contact that can be abundant is mixed between the various raw materialss of follow-up rotation along with the carousel.
Preferably, be provided with in the storehouse in advance and be located the bracing piece of carousel below, the bracing piece is fixed in on the storehouse inner wall in advance, rotate the drive assembly including rotate install in drive shaft on the bracing piece, the drive shaft be located carousel middle part below and with carousel fixed connection, the drive shaft with the axis of rotation of carousel is coaxial, be fixed with driving motor on the storehouse outer wall in advance, driving motor's output shaft with equal coaxial fixed belt pulley in the drive shaft, connect through the belt between two belt pulleys, offer the confession on the storehouse in advance the through-hole that the belt passed.
Through adopting above-mentioned technical scheme, the motor starts the cooperation through belt pulley and belt and makes the drive shaft rotate, and then realizes the pivoted function of drive carousel, and simple structure easily implements, and driving motor sets up outside premixing storehouse, can avoid the dust to get into driving motor in and damage driving motor, improves life.
Preferably, an aggregate dispersion plate positioned below the rotary table is arranged in the premixing bin, the aggregate dispersion plate is conical, the axis of the aggregate dispersion plate is vertical, the diameter of the aggregate dispersion plate is gradually increased from top to bottom, and a gap for the aggregate to pass through is reserved between the edge of the aggregate dispersion plate and the inner wall of the premixing bin;
the bottom of the material guide groove on the weighing device used for weighing the raw materials conveyed by the aggregate conveying device is provided with a material guide port, the material guide groove is connected with an aggregate guide groove communicated with the material guide port, the aggregate guide groove is used for guiding the raw materials to fall on the top of the aggregate dispersion disc, and the aggregate guide groove is provided with a control assembly used for closing or opening the material guide port.
By adopting the technical scheme, when the aggregate has smaller particle size, the through hole control assembly controls the material guide opening to be closed, and the aggregate with smaller particle size can be normally conveyed to the turntable through the material guide groove; when the aggregate particle diameter that aggregate conveyor carried is great, the carousel is difficult for making its dispersion whereabouts, consequently set up guide opening and aggregate guide slot and carry the aggregate that the particle diameter is great to falling on aggregate dispersion dish top, because aggregate dispersion dish is coniform setting, the aggregate that falls on its top is along the landing from the week side border of aggregate dispersion dish at random, simultaneously, other raw materials that fall from the carousel also fall on the aggregate dispersion dish and from the landing of week side border of aggregate dispersion dish, the mutual mixing between the aggregate that the particle diameter is great and other raw materials in this process, later from the clearance between aggregate dispersion dish and the premixing storehouse landing until falling into the mixer, even the aggregate that the particle diameter is great also can mix with other raw materials between with.
Preferably, be provided with in the storehouse in advance and be located the aggregate guide cylinder of aggregate dispersion dish top, the aggregate guide cylinder with the coaxial setting of aggregate dispersion dish, aggregate guide cylinder lower extreme opening and with leave the space that supplies the aggregate to pass through between the aggregate guide dish, the aggregate guide slot is kept away from baffle box one end communicate in the aggregate guide cylinder.
Through adopting above-mentioned technical scheme, the setting of aggregate guide tube can make the great aggregate of particle diameter keep vertical drop at the top of aggregate dispersion impeller to make the week side landing from the aggregate dispersion impeller that the aggregate can be dispersed, thereby make aggregate and other raw materials intensive mixing.
Preferably, the control assembly comprises a baffle plate which is slidably mounted at the bottom of the material guide groove and positioned outside the material guide groove, the baffle plate is attached to the bottom of the material guide groove and slidably arranged along the length direction of the material guide groove, the moving path of the baffle plate covers the material guide opening, and the control assembly further comprises a sliding driving assembly for driving the baffle plate to slide.
Through adopting above-mentioned technical scheme, the function that slip drive assembly control baffle slided in order to realize closing or opening the guide mouth, simple structure and easily control.
On the other hand, the application also provides an environment-friendly low-radiation concrete production process, which adopts the environment-friendly low-radiation concrete production system for production.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the plurality of weighing devices, a plurality of raw materials are simultaneously conveyed to the plurality of weighing devices through the material conveying device for weighing during feeding, after weighing is completed, the plurality of raw materials are simultaneously conveyed to the premixing bin, and meanwhile, the plurality of raw materials are premixed through the premixing mechanism in the premixing bin, so that the plurality of raw materials are mutually mixed and then enter the stirrer, and therefore, the components are more fully mixed in the subsequent stirring production process, and the quality of freshly mixed concrete is improved;
2. through the arrangement of the turntable and the rotation driving component, various raw materials output from the weighing devices are guided to the middle part of the upper side of the turntable through the guide chute, the various raw materials are mixed and accumulated on the turntable, the raw materials fly out of the edge of the turntable under the action of centrifugal force through the rotation of the turntable, and the positions of the raw materials flying out of the turntable are random, so that the various raw materials are mixed after flying out of the turntable, namely, the function of mixing the various raw materials is realized, the raw materials are not accumulated on the turntable, and the various raw materials entering the premixing bin and falling on the turntable are continuously mixed;
3. through the control assembly, the setting of aggregate guide slot and aggregate dispersion impeller, when the aggregate particle diameter that aggregate conveyor carried is great, the guide mouth is opened and is carried the great aggregate of particle diameter to falling on aggregate dispersion impeller top through the aggregate guide slot, because aggregate dispersion impeller is coniform setting, the aggregate that falls on its top is along the landing from all sides of aggregate dispersion impeller at random, and simultaneously, other raw materials that fall from the carousel also fall on aggregate dispersion impeller and from all sides of aggregate dispersion impeller border landing, intermix between the great aggregate of particle diameter and other raw materials of this in-process, later from aggregate dispersion impeller and mix in the clearance landing between the storehouse until falling into the mixer, even the great aggregate of particle diameter also can mix with between other raw materials.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic sectional view of a portion of the premix cartridge of the present embodiment;
fig. 3 is an enlarged view at a in fig. 2.
Reference numerals: 1. a material conveying device; 2. a weighing device; 21. a material guide chute; 211. an aggregate guide groove; 3. a blender; 4. a first platform; 5. a second platform; 6. a premixing bin; 61. a support bar; 7. a premixing mechanism; 71. a turntable; 72. a rotation drive assembly; 721. a drive shaft; 722. a drive motor; 73. a material guide cylinder; 74. an aggregate dispersion tray; 75. an aggregate guide cylinder; 8. a control component; 81. a baffle plate; 82. a side plate; 83. a support strip; 84. a drive screw; 85. controlling the motor; 86. and (4) connecting the blocks.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, the embodiment of the application discloses an environment-friendly low-emissivity concrete production system, which comprises a material conveying device 1, a weighing device 2 and a stirrer 3, wherein the material conveying device 1 comprises a plurality of powder conveying devices and at least one aggregate conveying device, the weighing device 2 is provided with a plurality of powder conveying devices, and the plurality of weighing devices 2 are respectively used for weighing materials conveyed by the plurality of powder conveying devices and the at least one aggregate conveying device; in this embodiment, the powder conveying devices are screw conveyors, the number of which is set to be 3, the aggregate conveying devices are conveying belts, the number of which is 1, and the weighing devices 2 are concrete weighing scales, and the number of the weighing devices is 4; the stirrer 3 is a horizontal stirrer 3.
Referring to fig. 1 and 2, specifically, when the device is installed, a stirrer 3 is installed on a first platform 4 which is a certain height away from the ground, a space between the first platform 4 and the ground is used for a concrete mixer to enter and fill new concrete, the first platform 4 is fixed on the ground through a plurality of vertical mounting columns, a second platform 5 is arranged above the first platform 4, the second platform 5 is fixed on the first platform 4 through a plurality of vertical supporting columns, a plurality of metering scales are fixed on the second platform 5, a feeding end of a powder conveying device is communicated with a powder tank, a discharging end of the powder conveying device is communicated with a feeding hole of a weighing device 2, a feeding end of the aggregate conveying device extends to an aggregate storage bin, and a discharging end of the aggregate conveying device is connected with a feeding hole of the weighing device 2; a feed inlet of the stirrer 3 is positioned at the top of the stirrer, a premixing bin 6 communicated with the feed inlet is arranged above the stirrer 3, discharge outlets of the weighing devices 2 are all communicated with the premixing bin 6, and a premixing mechanism 7 for mixing various raw materials is arranged in the premixing bin 6; in this embodiment, the feed inlet of the stirrer 3 is provided with a feed hopper, the premixing bin 6 is cylindrical and vertical in axis, and the lower end of the premixing bin 6 is communicated with the feed hopper.
Can make multiple raw materials simultaneously to carry in premixing storehouse 6 to through premixing mechanism 7 in premixing storehouse 6 carrying out the premix to multiple raw materials, make in multiple raw materials reentrant mixer 3 after mixing each other, thereby mix more fully between each component in the production process of making follow-up stirring, in order to improve the quality of newly-mixed concrete.
Referring to fig. 1 and 2, the premixing mechanism 7 includes a rotating disc 71 rotatably disposed in the premixing bin 6, the rotating disc 71 is horizontally disposed and has a vertical rotating shaft, the rotating shaft is located at the middle part, a gap for raw material to pass through is left between the rotating disc 71 and the inner wall of the premixing bin 6, in this embodiment, the rotating disc 71 is disc-shaped, and the diameter of the rotating disc 71 is smaller than the inner diameter of the premixing bin 6, and the rotating disc 71 is rotatably disposed by taking its own axis as the rotating shaft; a material guide chute 21 is fixedly arranged at a material delivery port of the weighing device 2, and the material guide chute 21 is used for guiding the raw materials discharged from the weighing device 2 to the middle part of the upper side of the turntable 71 so as to mix various raw materials by the rotation of the turntable 71. The multiple raw materials fall on the rotary table 71 and rotate along with the rotary table 71 to realize the function of mixing the multiple raw materials, the structure is simple and easy to implement, continuous mixing can be realized, normal feeding is not easy to influence, and the production efficiency is ensured.
Referring to fig. 1 and 2, a rotation driving assembly 72 for driving the rotation of the rotating disc 71 is disposed on the premixing bin 6, specifically, a supporting rod 61 is disposed below the rotating disc 71 in the premixing bin 6, the supporting rod 61 is disposed horizontally, and two ends of the supporting rod are respectively fixedly connected to the inner wall of the premixing bin 6, the rotation driving assembly 72 includes a driving shaft 721 rotatably mounted on the supporting rod 61, the driving shaft 721 is disposed below the middle of the rotating disc 71 and is fixedly connected to the rotating disc 71, and the driving shaft 721 is coaxial with the rotation axis of the rotating disc 71; the rotation driving assembly 72 further comprises a driving motor 722 fixed on the outer wall of the pre-mixing bin 6, belt pulleys are coaxially fixed on an output shaft of the driving motor 722 and a driving shaft 721, the two belt pulleys are connected through a belt, a through hole for the belt to pass through is formed in the wall of the pre-mixing bin 6, and in the embodiment, the output shaft of the driving motor 722 is vertically arranged upwards. The function of driving the turntable 71 to rotate is realized through the cooperation of the driving motor 722, the belt and the belt pulley, and the structure is simple and easy to control.
Referring to fig. 1 and 2, in order to enable a plurality of raw materials to be concentrated on the middle of the turntable 71, a material guiding cylinder 73 is arranged in the pre-mixing bin 6, the material guiding cylinder 73 is located above the turntable 71, the discharging ends of the material guiding grooves 21 are all communicated with the material guiding cylinder 73, and the material guiding cylinder 73 is used for guiding the raw materials to the middle of the upper side of the turntable 71; specifically, the guide cylinder 73 is cylindrical and has a vertical axis, the lower end of the guide cylinder 73 is open and is coaxial with the turntable 71, a gap for raw materials to pass through is left between the guide cylinder 73 and the turntable 71, and the guide cylinder 73 is fixed on the inner wall of the premixing bin 6 through a plurality of connecting rods.
Referring to fig. 1 and 2, for aggregates with larger particle sizes, in order to mix other raw materials, an aggregate dispersion plate 74 is arranged in the premixing bin 6, the aggregate dispersion plate 74 is located below the rotating disc 71, the aggregate dispersion plate 74 is conical and has a vertical axis, the diameter of the aggregate dispersion plate 74 is gradually increased from top to bottom, and a gap for the aggregates to pass through is reserved between the edge of the aggregate dispersion plate 74 and the inner wall of the premixing bin 6; and a guide opening has been seted up to baffle box 21 bottom on the weighing device 2 for weighing aggregate conveyor carries raw materials, and this baffle box 21 is connected with the aggregate guide slot 211 with guide opening intercommunication, and aggregate guide slot 211 is used for the raw materials water conservancy diversion to falling on aggregate dispersion impeller 74 top, and is provided with the control assembly 8 that is used for closing or opens the guide opening on the aggregate guide slot 211. In this embodiment, the aggregate dispersion plate 74 is coaxial with the rotary table 71 and the maximum diameter of the aggregate dispersion plate is smaller than the diameter of the rotary table 71, the aggregate dispersion plate 74 is fixed on the inner wall of the pre-mixing bin 6 through a plurality of horizontal connecting rods, and the plurality of connecting rods are distributed along the circumferential direction of the aggregate dispersion plate 74.
The aggregates with larger particle sizes fall on the aggregate dispersion disc 74 through the aggregate guide groove 211 from the material guide opening, and the aggregates slide along the aggregate dispersion disc 74 and are mixed with other raw materials falling from the rotary disc 71, so that the aggregates with larger particle sizes and other raw materials are premixed, and the quality of the new-version concrete produced by subsequent mixing is further improved.
Referring to fig. 2 and 3, the control assembly 8 includes a baffle 81 slidably mounted at the bottom of the material guiding chute 21 and located outside the material guiding chute 21, the baffle 81 is attached to the bottom of the material guiding chute 21, the baffle 81 is slidably mounted along the length direction of the material guiding chute 21, and the sliding path of the baffle 81 covers the material guiding opening; specifically, two opposite side walls of the material guide chute 21 are respectively fixedly attached to a side plate 82, the length direction of the side plate 82 is consistent with that of the material guide chute 21, the lower side of the side plate 82 extends to the lower side of the material guide chute 21, the baffle plate 81 is slidably arranged between the two side plates 82, and a bearing strip 83 for bearing the baffle plate 81 is fixed on one side of each of the two side plates 82, which is close to each other; the control assembly 8 further includes a sliding driving assembly for driving the baffle plate 81 to slide, the sliding driving assembly includes a driving screw 84, the driving screw 84 is mounted on any one side plate 82 and is located on one side where the two side plates 82 are away from each other, the length direction of the driving screw 84 is the same as the length direction of the material guide chute 21, one side of the baffle plate 81 close to the driving screw 84 is fixedly connected with a connecting block 86 which is slidably arranged on the side plate 82, the connecting block 86 is in threaded assembly with the driving screw 84, a chute for the connecting block 86 to slide is formed in the side plate 82, and a control motor 85 for controlling the driving screw 84 to rotate is fixed on the side plate 82 at one end of the driving screw 84; in the present embodiment, the baffle 81 is located on the opening side of the aggregate guide groove 211. The control motor 85 controls the driving screw 84 to rotate so as to control the baffle 81 to slide, so that the function of closing or opening the material guide opening is realized, the structure is simple, and automatic control can be realized.
Referring to fig. 2, in order to make the aggregates as dispersed as possible slide down from the periphery of the aggregate dispersion plate 74, an aggregate guide tube 75 is disposed above the aggregate dispersion plate 74 in the pre-mixing bin 6, the aggregate guide tube 75 and the aggregate dispersion plate 74 are coaxially disposed, the diameter of the aggregate guide tube 75 is smaller than the maximum diameter of the aggregate dispersion plate 74, a gap for the aggregates to pass through is left between the lower end of the aggregate guide tube 75 and the aggregate dispersion plate 74, one end of the aggregate guide groove 211, which is far away from the guide chute 21, is communicated with the aggregate guide tube 75, and the aggregates are conducted and fixed on the inner wall of the pre-mixing bin 6 through a plurality of connecting rods.
The implementation principle of the embodiment is as follows: when concrete production is carried out, various powder materials are conveyed into the weighing device 2 by the plurality of screw conveyors, and aggregate is conveyed into the weighing device 2 by the conveying belt; when the particle size of the aggregate is small, the material guide port is closed, after the weighing device 2 weighs each raw material, a plurality of raw materials are simultaneously conveyed into the material guide barrel 73, the driving motor 722 is simultaneously started to enable the turntable 71 to rotate, the plurality of raw materials fall on the turntable 71 to rotate along with the turntable 71 and fall from the edge of the turntable 71, and the plurality of raw materials are mixed in the process; when the aggregate particle size is larger, the material guide opening is opened, various powder materials normally fall on the rotary table 71 for mixing, the aggregate enters the aggregate guide cylinder 75 from the aggregate guide groove 211 through the material guide opening and falls on the aggregate dispersion disc 74, the aggregate slides from the peripheral side of the aggregate dispersion disc 74, and is mixed with the various mixed powder materials in the process and finally falls into the stirring machine 3, namely, the various raw materials are mixed with each other and fall into the stirring machine 3, so that the components are mixed more fully in the subsequent stirring production process, and the quality of the freshly mixed concrete is improved.
The embodiment also provides an environment-friendly low-radiation concrete production process, and the environment-friendly low-radiation concrete production system is adopted for production.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. Environmental protection low-emissivity concrete production system, including material conveyor (1), weighing device (2) and mixer (3), its characterized in that: the material conveying device (1) comprises a plurality of powder conveying devices and at least one aggregate conveying device, a plurality of weighing devices (2) are arranged, and the plurality of weighing devices (2) are respectively used for weighing materials conveyed by the plurality of powder conveying devices and the at least one aggregate conveying device;
a premixing bin (6) communicated with a feeding hole of the stirrer (3) is arranged above the stirrer, discharge holes of the weighing devices (2) are communicated with the premixing bin (6), and a premixing mechanism (7) for mixing various raw materials is arranged in the premixing bin (6);
the premixing mechanism (7) comprises a rotary disc (71) rotatably arranged in the premixing bin (6), the rotary disc (71) is disc-shaped, the rotary disc (71) is horizontally arranged, the rotary shaft is vertical, the rotary shaft of the rotary disc (71) is positioned in the middle of the rotary disc, a gap for raw materials to pass through is reserved between the rotary disc (71) and the inner wall of the premixing bin (6), and a rotation driving assembly (72) for driving the rotary disc (71) to rotate is arranged on the premixing bin (6);
a material guide groove (21) is formed in a discharge port of the weighing device (2), and the material guide groove (21) is used for guiding the raw materials discharged from the weighing device (2) to the middle of the upper side of the turntable (71);
an aggregate dispersion plate (74) positioned below the rotary table (71) is arranged in the premixing bin (6), the aggregate dispersion plate (74) is conical, the axis of the aggregate dispersion plate is vertical, the diameter of the aggregate dispersion plate (74) is gradually increased from top to bottom, and a gap for aggregate to pass through is reserved between the edge of the aggregate dispersion plate (74) and the inner wall of the premixing bin (6);
a material guide opening is formed in the bottom of the material guide groove (21) on the weighing device (2) used for weighing the materials conveyed by the aggregate conveying device, the material guide groove (21) is connected with an aggregate guide groove (211) communicated with the material guide opening, the aggregate guide groove (211) is used for guiding the materials to fall on the top of the aggregate dispersion disc (74), and a control assembly (8) used for closing or opening the material guide opening is arranged on the aggregate guide groove (211).
2. The eco-friendly low-emissivity concrete production system of claim 1, wherein: a material guide barrel (73) is arranged in the premixing bin (6), the discharge ends of the material guide grooves (21) are communicated with the material guide barrel (73), and the material guide barrel (73) is used for guiding various raw materials to the middle of the upper side of the turntable (71).
3. The eco-friendly low-emissivity concrete production system of claim 1, wherein: be provided with in the storehouse (6) in advance and be located bracing piece (61) of carousel (71) below, bracing piece (61) are fixed in advance on the storehouse (6) inner wall, rotation drive subassembly (72) including rotate install in drive shaft (721) on bracing piece (61), drive shaft (721) are located carousel (71) middle part below and with carousel (71) fixed connection, drive shaft (721) with the axis of rotation of carousel (71) is coaxial, be fixed with driving motor (722) on the storehouse (6) outer wall in advance, the output shaft of driving motor (722) with all coaxial being fixed with the belt pulley on drive shaft (721), connect through the belt between two belt pulleys, offer on the storehouse (6) in advance and supply the through-hole that the belt passed.
4. The eco-friendly low-emissivity concrete production system of claim 1, wherein: be provided with in the storehouse (6) in advance and be located aggregate guide tube (75) of aggregate dispersion dish (74) top, aggregate guide tube (75) with aggregate dispersion dish (74) coaxial setting, aggregate guide tube (75) lower extreme opening and with leave the space that supplies the aggregate to pass through between aggregate dispersion dish (74), aggregate guide slot (211) are kept away from baffle box (21) one end communicate in aggregate guide tube (75).
5. The eco-friendly low-emissivity concrete production system of claim 1, wherein: the control assembly (8) comprises a baffle (81) which is slidably mounted at the bottom of the material guide groove (21) and positioned outside the material guide groove (21), the baffle (81) is attached to the bottom of the material guide groove (21) and is arranged in a sliding mode along the length direction of the material guide groove (21), the moving path of the baffle (81) covers the material guide opening, and the control assembly (8) further comprises a sliding driving assembly for driving the baffle (81) to slide.
6. The production process of the environment-friendly low-radiation concrete is characterized by comprising the following steps of: the method is carried out by adopting the environment-friendly low-radiation concrete production system as set forth in any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262827.6A CN114055632B (en) | 2021-10-28 | 2021-10-28 | Environment-friendly low-radiation concrete production system and production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111262827.6A CN114055632B (en) | 2021-10-28 | 2021-10-28 | Environment-friendly low-radiation concrete production system and production process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114055632A CN114055632A (en) | 2022-02-18 |
| CN114055632B true CN114055632B (en) | 2022-11-22 |
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