CN109203228B - Concrete production equipment and production process method thereof - Google Patents

Concrete production equipment and production process method thereof Download PDF

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Publication number
CN109203228B
CN109203228B CN201811072972.6A CN201811072972A CN109203228B CN 109203228 B CN109203228 B CN 109203228B CN 201811072972 A CN201811072972 A CN 201811072972A CN 109203228 B CN109203228 B CN 109203228B
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CN
China
Prior art keywords
stirring
concrete
driving
box
motor
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Expired - Fee Related
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CN201811072972.6A
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Chinese (zh)
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CN109203228A (en
Inventor
赵云红
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Bijie Yuanda Novel Environmental Protection Building Material Group Co ltd
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Bijie Yuanda Novel Environmental Protection Building Material Group Co ltd
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Priority to CN201811072972.6A priority Critical patent/CN109203228B/en
Publication of CN109203228A publication Critical patent/CN109203228A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/18Mixing in containers to which motion is imparted to effect the mixing
    • B28C5/26Mixing in containers to which motion is imparted to effect the mixing rotating about a vertical or steeply inclined axis during the mixing, e.g. comprising a flat bottomplate rotating about a vertical axis, co-operating with blades or stirrers
    • B28C5/32Mixing in containers to which motion is imparted to effect the mixing rotating about a vertical or steeply inclined axis during the mixing, e.g. comprising a flat bottomplate rotating about a vertical axis, co-operating with blades or stirrers with driven stirrers
    • B28C5/325Mixing in containers to which motion is imparted to effect the mixing rotating about a vertical or steeply inclined axis during the mixing, e.g. comprising a flat bottomplate rotating about a vertical axis, co-operating with blades or stirrers with driven stirrers with several stirrer shafts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806Details; Accessories
    • B28C5/0831Drives or drive systems, e.g. toothed racks, winches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28CPREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/04Supplying or proportioning the ingredients
    • B28C7/06Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
    • B28C7/067Supplying 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

Abstract

The invention discloses concrete production equipment and a production process method thereof, wherein the concrete production equipment comprises a stirring box and a plurality of driving stirring mechanism units, wherein the driving stirring mechanism units are uniformly distributed on the stirring box from top to bottom; the driving stirring mechanism unit comprises a plurality of driving stirring mechanisms, each driving stirring mechanism comprises a first motor and a stirring part in driving connection with the first motor, the stirring part is positioned in the stirring box, and the first motor can drive the stirring part to rotate to stir concrete in the stirring box; the first motors of a plurality of driving stirring mechanisms belonging to the same driving stirring mechanism unit form a flowable concrete stirring and conveying annular ring under the state that the driving stirring part carries out rotary stirring operation, and the concrete flowing and conveying directions of two concrete stirring and conveying annular rings corresponding to the two driving stirring mechanism units which are adjacent to each other are opposite. The invention is used for production and stirring of concrete, has thorough and uniform stirring, and is suitable for large-scale popularization.

Description

Concrete production equipment and production process method thereof
Technical Field
The invention belongs to the technical field of concrete production. In particular to concrete production equipment and a production process method thereof.
Background
Concrete is one of the most important civil engineering materials of the present generation. The concrete has the characteristics of rich raw materials, low price and simple production process, so that the consumption of the concrete is increased more and more. Meanwhile, the concrete also has the characteristics of high compressive strength, good durability, wide strength grade range and the like. These characteristics make it very widely used, not only in various civil engineering, that is shipbuilding, machinery industry, ocean development, geothermal engineering, etc., but also concrete is an important material.
The common equipment of concrete in the production process is agitating unit, and the agitating unit structure for concrete at present is unreasonable, leads to each raw and other materials to mix inadequately evenly, and then leads to the concrete homogeneity of producing relatively poor, influences the normal use and various performance of concrete.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides concrete production equipment and a production process method thereof, and concrete is stirred thoroughly and uniformly.
The technical scheme is as follows: in order to achieve the purpose, the concrete production equipment and the production process method thereof comprise a stirring box and a plurality of driving stirring mechanism units, wherein the stirring box is of a circular box structure with an opening at the upper end, and the plurality of driving stirring mechanism units are uniformly distributed on the stirring box from top to bottom; the driving stirring mechanism unit comprises a plurality of driving stirring mechanisms, and the plurality of driving stirring mechanisms of the same driving stirring mechanism unit are distributed in a circumferential array mode according to the outline of the stirring box; the driving stirring mechanism comprises a first motor and a stirring part in driving connection with the first motor, the stirring part is positioned in the stirring box, and the first motor can drive the stirring part to rotate to stir concrete in the stirring box;
the first motors of a plurality of driving stirring mechanisms belonging to the same driving stirring mechanism unit form a flowable concrete stirring and conveying annular ring under the state that the driving stirring part carries out rotary stirring operation, and the concrete flowing and conveying directions of two concrete stirring and conveying annular rings corresponding to the two driving stirring mechanism units which are adjacent to each other are opposite.
Furthermore, the stirring part is a plurality of rectangular stirring blades, and the plurality of rectangular stirring blades on one driving stirring mechanism are circumferentially distributed on a central shaft in driving connection with the first motor; the central shaft is transversely arranged and is collinear with one diameter of the stirring box; the rectangular stirring blades are parallel to the central shaft, and one ends of the rectangular stirring blades in the length direction are fixedly connected with the central shaft.
Furthermore, the concrete mixing production equipment also comprises a platform, a plurality of concrete raw material vibration conveying devices arranged on the upper table surface of the platform and a second motor arranged on the lower table surface of the platform; the plurality of concrete raw material vibration conveying devices are used for conveying raw materials for forming concrete into the stirring box, and the raw materials are distributed around the stirring box in a circumferential array; a stirring box placing position is arranged on the platform in a penetrating manner and is positioned in the stirring box placing position; the periphery of the stirring box is circumferentially provided with annular teeth in a surrounding manner, the bottom of each annular tooth is circumferentially distributed with a plurality of moving parts in an array manner according to the shape and the contour of the annular teeth, the platform is provided with an annular groove surrounding the placing position of the stirring box, the stirring box is rotatably arranged on the platform through the plurality of moving parts, and the plurality of moving parts are all arranged in a matching manner in the annular groove; the driving end of the second motor is connected with a gear in a driving mode, the gear is meshed with the annular teeth, and the second motor can be started to drive the stirring box to rotate through tooth transmission.
Furthermore, the movable part comprises a vertically arranged rotating cylinder, a bearing fixedly arranged at an upper cylinder opening of the rotating cylinder, a first connecting rod fixedly connecting the bearing with the bottom of the annular tooth, a ball bowl fixedly arranged at a lower cylinder opening of the rotating cylinder and sunken towards the inside of the rotating cylinder, and a rolling ball capable of freely rolling in the ball bowl, wherein the outer ring of the bearing is fixedly connected with the inner wall of the rotating cylinder, and the inner ring of the bearing is fixedly connected with the first connecting rod; and under the condition that the movable piece is matched with the annular groove, the side groove wall of the annular groove is rolled by the rotating cylinder, and the inner groove bottom of the annular groove is rolled by the rolling ball.
Further, the concrete raw material vibration conveying device comprises a feed hopper, a material conveying channel, an elastic supporting rod, a vibration motor, a fixing plate, a round rod and an L-shaped connecting rod; the feeding hopper is fixedly arranged on a fixed plate through an L-shaped connecting rod, the fixed plate is vertically fixed on the upper table surface of the platform, a material conveying channel passing opening is formed in the plate surface of the fixed plate in a penetrating mode, the material conveying channel passes through the material conveying channel passing opening and is obliquely and elastically supported through an elastic supporting rod, the feeding high end of the material conveying channel is hinged to the feeding hopper, and the discharging low end of the material conveying channel is located right above the opening of the stirring box; the round rod is parallel to the material conveying channel and arranged at the bottom of the material conveying channel, a circular ring is sleeved on the round rod in a sliding fit manner, one end of the elastic supporting rod is hinged with the circular ring, and the other end of the elastic supporting rod is hinged with the fixed plate; the vibrating motor is arranged on the material conveying channel.
Furthermore, the concrete mixing production equipment also comprises a material receiving device arranged at the bottom of the mixing box through a second connecting rod, a concrete outlet is formed at the bottom of the mixing box, and the material receiving device is positioned right below the concrete outlet; the material receiving device comprises a material receiving box and a material guide channel communicated with the material receiving box, a hydraulic push rod is arranged in the center of the interior of the material receiving box through a support frame, the pushing end of the hydraulic push rod is vertically upward and is connected with a material blocking barrel, the pushing end of the hydraulic push rod is fixedly connected with the center of the bottom of an inner barrel of the material blocking barrel, and the material blocking barrel is arranged vertically downward; the hydraulic push rod pushes the end to extend and can drive the barrel bottom of the material blocking barrel to block the concrete outlet, and the hydraulic push rod pushes the end to shorten and can drive the material blocking barrel cage to cover the whole hydraulic push rod.
Furthermore, the material blocking barrel consists of a barrel bottom and a barrel body, wherein the barrel bottom is a rubber block which is in sealing fit with the concrete outlet.
A production process method of concrete production equipment comprises the following specific steps:
the method comprises the following steps: checking whether the concrete outlet is blocked, if not, starting a hydraulic push rod to drive the material blocking barrel to move upwards so as to enable the rubber block to be in sealing fit with the concrete outlet;
step two: starting each vibration motor, and slowly and continuously conveying the raw materials required by the concrete to the stirring box through each concrete raw material vibration conveying device;
step two: simultaneously starting a first motor and a second motor, wherein the first motor drives a central shaft and drives a rectangular stirring blade to perform rotary stirring operation, and the second motor drives a stirring box to rotate through tooth transmission, so that raw materials conveyed into the stirring box from each concrete raw material vibration conveying device are uniformly distributed;
the feeding standard in the stirring box is as follows: 3/5, the total volume of all raw materials is not more than the volume of the stirring box;
step three: taking the feeding standard as a standard, closing each vibrating motor after the feeding in the stirring box is finished, and stopping conveying the raw materials;
turning off the second motor and stopping the rotation of the stirring box;
continuously stirring by using rectangular stirring blades;
step four: after all raw and other materials misce bene formed the concrete, close first motor, start hydraulic push rod and drive and keep off the storage bucket and move down and make and keep off the whole hydraulic push rod of storage bucket cage cover, the concrete discharge port was opened this moment, and the concrete discharges through the concrete discharge port and falls into and connect the workbin to export from the guide passageway.
Furthermore, in the fourth step, in order to prevent the concrete discharge port from being blocked by the concrete, the first motor can be intermittently started manually to stir the concrete.
Furthermore, in the fourth step, in order to prevent the concrete from being retained at the bottom of the mixing box and ensure that the concrete is discharged thoroughly, the first motors of a plurality of driving mixing mechanisms of the lowest driving mixing mechanism unit can be completely started or partially started to mix and convey the concrete in the time period at the tail of the concrete discharge.
Has the advantages that: the concrete production equipment and the production process method thereof have the following beneficial effects:
1) the stirring box with the unique structure is more suitable for the whole technical scheme of the invention, and in the process of conveying the required raw materials, the second motor is started to drive the stirring box to rotate through tooth transmission, so that the raw materials on each concrete raw material vibration conveying device can be uniformly distributed when conveyed into the stirring box;
2) the first motors of the plurality of driving stirring mechanisms belonging to the same driving stirring mechanism unit form a flowing concrete stirring and conveying annular ring under the state that the driving stirring part rotates and stirs, and the concrete flowing and conveying directions of the two concrete stirring and conveying annular rings corresponding to the two driving stirring mechanism units which are adjacent to each other are opposite, so that the upper and lower layered conveying of concrete is realized while stirring, and the concrete stirring is more thorough and uniform.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the stirring tank;
FIG. 3 is a top view of the agitator tank;
FIG. 4 is a schematic structural diagram of a concrete mixing and conveying annular ring to which each driving and mixing mechanism unit belongs;
FIG. 5 is a schematic view of the movable member;
FIG. 6 is a half sectional view of the platform;
FIG. 7 is a schematic structural view of the movable member engaged with the annular groove;
FIG. 8 is a schematic structural view of a vibratory conveying apparatus for concrete raw materials;
fig. 9 is a schematic structural view of the receiving device and the material blocking barrel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, a concrete production device comprises a stirring tank 2 and a plurality of driving stirring mechanism units 10, wherein the stirring tank 2 is of a circular ring box structure with an opening at the upper end, the stirring tank with a unique structure is more suitable for the whole technical scheme of the invention, and the plurality of driving stirring mechanism units 10 are uniformly distributed on the stirring tank 2 from top to bottom; the driving stirring mechanism unit 10 comprises a plurality of driving stirring mechanisms 101, and the plurality of driving stirring mechanisms 101 of the same driving stirring mechanism unit 10 are distributed in a circumferential array according to the outline of the stirring box 2; the driving stirring mechanism 101 comprises a first motor 1011 and a stirring part in driving connection with the first motor 1011, the stirring part is located in the stirring box 2, and the first motor 1011 can drive the stirring part to rotate to stir the concrete in the stirring box 2; the first motors 1011 of the plurality of driving stirring mechanisms 101 belonging to the same driving stirring mechanism unit 10 form the flowable concrete stirring and conveying annular ring 90 in the state that the driving stirring part performs the rotating stirring operation, and the concrete flowing and conveying directions of the two concrete stirring and conveying annular rings 90 corresponding to the two driving stirring mechanism units 10 which are adjacent to each other are opposite, so that the upper and lower layered conveying of concrete is realized while the stirring is performed, and the concrete stirring can be more thorough and uniform.
As shown in fig. 3, the stirring portion is a plurality of rectangular stirring blades 1022, and the plurality of rectangular stirring blades 1022 on one driving stirring mechanism 101 are circumferentially distributed on a central shaft 1033 in driving connection with the first motor 1011; the central shaft 1033 is transversely arranged and is collinear with one diameter of the stirring box 2; the rectangular stirring blades 1022 are parallel to the central shaft 1033, one ends of the rectangular stirring blades 1022 in the length direction are fixedly connected with the central shaft 1033, and the rectangular stirring blades 1022 are reasonable in shape and orientation arrangement, so that the feasibility of realizing concrete flowing delivery while stirring concrete is ensured.
As shown in fig. 1, fig. 2 and fig. 6, the concrete mixing production equipment further comprises a platform 1, a plurality of concrete raw material vibrating and conveying devices 6 arranged on the upper table surface of the platform 1, and a second motor 5 arranged on the lower table surface of the platform 1; a plurality of the concrete raw material vibration conveying devices 6 are used for conveying raw materials for forming concrete into the stirring box 2, and the raw materials are distributed around the stirring box 2 in a circumferential array; a stirring box placing position 13 is arranged on the platform 1 in a penetrating manner, and the stirring box 2 is positioned in the stirring box placing position 13; the periphery of the stirring box 2 is circumferentially provided with annular teeth 3 in a surrounding manner, the bottom of each annular tooth 3 is circumferentially distributed with a plurality of movable pieces 9 in an array manner according to the shape and the contour of the annular teeth 3, the platform 1 is provided with annular grooves 14 surrounding the stirring box placing positions 13, the stirring box 2 is rotatably arranged on the platform 1 through the plurality of movable pieces 9, and the plurality of movable pieces 9 are all arranged in a matching manner through the annular grooves 14; the drive end drive of second motor 5 is connected with gear 4, gear 4 sets up with 3 meshing of annular tooth, and second motor 5 starts accessible tooth transmission drive agitator tank 2 rotatory, when a plurality of concrete raw material vibration conveyor 6 carried out each raw and other materials transport agitator tank 2, agitator tank 2 also realizes rotatoryly under second motor 5 drive, can evenly distributed when making the raw and other materials on each concrete raw and other materials vibration conveyor 6 carry to the agitator tank in like this, the mixing homogeneity of each raw and other materials has been improved, thereby the homogeneity of concrete mixing has further been guaranteed.
As shown in fig. 5 to 7, the movable element 9 includes a vertically arranged rotating cylinder 91, a bearing 92 fixedly disposed at an upper opening of the rotating cylinder 91, a first connecting rod 95 fixedly connecting the bearing 92 with the bottom of the annular teeth 3, a ball bowl 94 fixedly disposed at a lower opening of the rotating cylinder 91 and recessed toward the inside of the rotating cylinder 91, and a ball 93 capable of freely rolling in the ball bowl 94, an outer ring of the bearing 92 is fixedly connected with an inner wall of the rotating cylinder 91, and an inner ring of the bearing 92 is fixedly connected with the first connecting rod 95; under the state that the movable piece 9 is matched with the annular groove 14, the rotating cylinder 91 is arranged for rolling the side groove wall of the annular groove 14, the rolling ball 93 is arranged for rolling the inner groove bottom of the annular groove 14, and the stirring box 2 can rotate flexibly through the arrangement of the movable piece 9; the friction that moving part 9 and ring channel 14 produced is rolling friction for the unique structural design of moving part 9, can alleviate the friction loss of moving part 9 and ring channel 14, has solved common structure and has received sliding friction and lead to damaging and damage too fast problem, increase of service life practices thrift the cost.
As shown in fig. 8, the concrete raw material vibration conveying device 6 includes a feed hopper 61, a material conveying channel 62, an elastic support rod 63, a vibration motor 64, a fixing plate 65, a round rod 66 and an L-shaped connecting rod 67; the feeding hopper 61 is fixedly arranged on the fixed plate 65 through an L-shaped connecting rod 67, the fixed plate 65 is vertically fixed on the upper table surface of the platform 1, a material conveying channel passing opening 651 is formed in the plate surface of the fixed plate in a penetrating mode, the material conveying channel 62 passes through the material conveying channel passing opening 651 and is obliquely and elastically supported through an elastic supporting rod 63, the feeding high end of the material conveying channel 62 is hinged to the feeding hopper 61, and the discharging low end of the material conveying channel 62 is located right above the opening of the stirring box 2; the round rod 66 is parallel to the material conveying channel 62 and is arranged at the bottom of the material conveying channel 62, a round ring 661 is sleeved on the round rod 66 in a sliding fit mode, one end of the elastic supporting rod 63 is hinged to the round ring 661, and the other end of the elastic supporting rod 63 is hinged to the fixing plate 65; the vibration motor 64 is arranged on the material conveying channel 62, and the material conveying channel 62 is driven to vibrate when the vibration motor 64 is opened, so that raw materials on the material conveying channel 62 can be smoothly conveyed into the stirring box 2, and the raw materials are prevented from being retained and blocked; the elastic support rod 63 comprises a hollow sleeve, a solid round rod and a spring, the solid round rod extends into the hollow sleeve and is arranged in a sliding fit mode, the spring is arranged inside the hollow sleeve, one end of the spring is fixedly connected with the bottom of the inner cylinder of the hollow sleeve, and the other end of the spring is fixedly connected with the rod end of the solid round rod extending into the hollow sleeve.
As shown in fig. 1, fig. 2 and fig. 9, the concrete mixing production equipment further comprises a material receiving device 8 arranged at the bottom of the mixing box 2 through a second connecting rod 7, a concrete outlet 11 is formed at the bottom of the mixing box 2, and the material receiving device 8 is positioned right below the concrete outlet 11; the material receiving device 8 comprises a material receiving box 81 and a material guide channel 82 communicated with the material receiving box 81, a hydraulic push rod 50 is arranged at the center inside the material receiving box 81 through a support frame 12, the pushing end of the hydraulic push rod 50 faces upwards vertically and is connected with a material blocking barrel 51, the pushing end of the hydraulic push rod 50 is fixedly connected with the center of the bottom of an inner barrel of the material blocking barrel 51, and the material blocking barrel 51 faces downwards and is arranged vertically downwards; the extension of the pushing end of the hydraulic push rod 50 can drive the barrel bottom 141 of the material blocking barrel 51 to block the concrete outlet 11, the shortening of the pushing end of the hydraulic push rod 13 can drive the material blocking barrel 51 to cover the whole hydraulic push rod 50, on one hand, the material blocking barrel 51 is matched with the concrete outlet 11, on the other hand, the hydraulic push rod 50 is protected when the concrete in the stirring box 2 is discharged from the concrete outlet 11, and the concrete is prevented from being damaged; keep off storage bucket 51 rational in infrastructure and functional comparatively comprehensive.
The material blocking barrel 51 is composed of a barrel bottom 141 and a barrel body 142, wherein the barrel bottom 141 is a rubber block which is in sealing fit with the concrete outlet 11.
A production process method of concrete production equipment comprises the following specific steps:
the method comprises the following steps: checking whether the concrete outlet 11 is blocked, if not, starting the hydraulic push rod 50 to drive the material blocking barrel 14 to move upwards so as to enable the rubber block to be in sealing fit with the concrete outlet 11;
step two: starting the vibration motors 64, and slowly and continuously conveying the raw materials required by the concrete to the stirring box 2 through the concrete raw material vibration conveying devices 6;
step two: simultaneously starting a first motor 1011 and a second motor 5, wherein the first motor 1011 drives a central shaft 1033 and drives rectangular stirring blades 1022 to perform rotary stirring operation, and the second motor 5 drives the stirring box 2 to rotate through tooth transmission, so that raw materials conveyed into the stirring box 2 from each concrete raw material vibration conveying device 6 are uniformly distributed;
the feeding standard in the stirring box 2 is as follows: 3/5, the total volume of each raw material must not exceed the volume of the stirring box 2;
step three: based on the feeding standard, after the feeding in the stirring box 2 is finished, the vibration motors 64 are closed, and the raw material conveying is stopped;
the second motor 5 is turned off, and the rotation of the stirring tank 2 is stopped;
the rectangular stirring blades 1022 continue the stirring operation;
step four: after the raw materials are uniformly mixed to form concrete, the first motor 1011 is turned off, the hydraulic push rod 50 is started to drive the material blocking barrel 51 to move downwards so that the material blocking barrel 51 covers the whole hydraulic push rod 13, the concrete outlet 11 is opened at the moment, and the concrete is discharged through the concrete outlet 11, falls into the material receiving box 81 and is output from the material guide channel 82.
In the fourth step, in order to prevent the concrete discharge port 11 from being blocked by the concrete, the first motor 1011 is manually and intermittently turned on to mix the concrete.
In the fourth step, in order to prevent the concrete from being retained at the bottom of the stirring box 2 and ensure that the concrete is discharged completely, the first motors 1011 of the plurality of driving stirring mechanisms 101 of the lowest driving stirring mechanism unit 10 can be started completely or partially for stirring and conveying the concrete in the time period at the end of the concrete discharge.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (9)

1. A concrete production apparatus characterized in that: the stirring device comprises a stirring box (2) and a plurality of driving stirring mechanism units (10), wherein the stirring box (2) is of a circular box structure with an opening at the upper end, and the driving stirring mechanism units (10) are uniformly distributed on the stirring box (2) from top to bottom; the driving stirring mechanism unit (10) comprises a plurality of driving stirring mechanisms (101), and the plurality of driving stirring mechanisms (101) of the same driving stirring mechanism unit (10) are distributed in a circumferential array mode according to the outline of the stirring box (2); the driving stirring mechanism (101) comprises a first motor (1011) and a stirring part in driving connection with the first motor (1011), the stirring part is positioned in the stirring box (2), and the first motor (1011) can drive the stirring part to rotate to stir concrete in the stirring box (2);
first motors (1011) of a plurality of driving stirring mechanisms (101) belonging to the same driving stirring mechanism unit (10) form a flowing concrete stirring and conveying annular ring (90) under the state that a driving stirring part carries out rotary stirring operation, and the concrete flowing and conveying directions of two corresponding concrete stirring and conveying annular rings (90) of two driving stirring mechanism units (10) which are adjacent up and down are opposite;
the concrete mixing production equipment also comprises a platform (1), a plurality of concrete raw material vibration conveying devices (6) arranged on the upper table surface of the platform (1) and a second motor (5) arranged on the lower table surface of the platform (1); the plurality of concrete raw material vibration conveying devices (6) are used for conveying raw materials required for forming concrete into the stirring box (2), and are distributed around the stirring box (2) in a circumferential array; a stirring box placing position (13) is arranged on the platform (1) in a penetrating mode, and the stirring box (2) is located in the stirring box placing position (13); the periphery of the stirring box (2) is circumferentially provided with annular teeth (3) in a surrounding manner, a plurality of moving parts (9) are circumferentially distributed at the bottom of the annular teeth (3) in a circumferential array manner according to the shape profile of the annular teeth (3), an annular groove (14) surrounding a stirring box placing position (13) is formed in the platform (1), the stirring box (2) is rotatably arranged on the platform (1) through the moving parts (9), and the moving parts (9) are all arranged in a matching manner through the annular groove (14); the driving end of the second motor (5) is connected with a gear (4) in a driving mode, the gear (4) is meshed with the annular teeth (3), and the second motor (5) is started to drive the stirring box (2) to rotate through tooth transmission.
2. A concrete production apparatus according to claim 1, wherein: the stirring part is a plurality of rectangular stirring blades (1022), and the rectangular stirring blades (1022) on one driving stirring mechanism (101) are circumferentially distributed on a central shaft (1033) in driving connection with a first motor (1011); the central shaft (1033) is transversely arranged and is collinear with one diameter of the stirring box (2); the rectangular stirring blade (1022) is parallel to the central shaft (1033), and one end of the rectangular stirring blade (1022) in the length direction is fixedly connected with the central shaft (1033).
3. A concrete producing apparatus according to claim 2, wherein: the movable piece (9) comprises a vertically arranged rotating cylinder (91), a bearing (92) fixedly arranged at an upper cylinder opening of the rotating cylinder (91), a first connecting rod (95) fixedly connecting the bearing (92) with the bottom of the annular tooth (3), a ball bowl (94) fixedly arranged at a lower cylinder opening of the rotating cylinder (91) and sunken towards the inside of the rotating cylinder (91), and a rolling ball (93) capable of freely rolling in the ball bowl (94), wherein the outer ring of the bearing (92) is fixedly connected with the inner wall of the rotating cylinder (91), and the inner ring of the bearing (92) is fixedly connected with the first connecting rod (95); under the condition that the movable piece (9) is matched with the annular groove (14), the rotating cylinder (91) rolls the side groove wall of the annular groove (14), and the rolling ball (93) rolls the inner groove bottom of the annular groove (14).
4. A concrete producing apparatus according to claim 3, wherein: the concrete raw material vibration conveying device (6) comprises a feed hopper (61), a material conveying channel (62), an elastic support rod (63), a vibration motor (64), a fixing plate (65), a round rod (66) and an L-shaped connecting rod (67); the feeding hopper (61) is fixedly arranged on the fixing plate (65) through an L-shaped connecting rod (67), the fixing plate (65) is vertically fixed on the upper table surface of the platform (1), a material conveying channel passing opening (651) is formed in the plate surface of the fixing plate in a penetrating mode, the material conveying channel (62) passes through the material conveying channel passing opening (651) and is obliquely and elastically supported through an elastic supporting rod (63), the feeding high end of the material conveying channel (62) is hinged to the feeding hopper (61), and the discharging low end of the material conveying channel (62) is located right above an opening of the stirring box (2); the round rod (66) is parallel to the material conveying channel (62) and arranged at the bottom of the material conveying channel, a round ring (661) is sleeved on the round rod (66) in a sliding fit mode, one end of the elastic supporting rod (63) is hinged to the round ring (661), and the other end of the elastic supporting rod (63) is hinged to the fixing plate (65); the vibration motor (64) is arranged on the material conveying channel (62).
5. A concrete production apparatus according to claim 4, wherein: the concrete mixing production equipment further comprises a material receiving device (8) arranged at the bottom of the mixing box (2) through a second connecting rod (7), a concrete outlet (11) is formed in the bottom of the mixing box (2), and the material receiving device (8) is located right below the concrete outlet (11); the material receiving device (8) comprises a material receiving box (81) and a material guide channel (82) communicated with the material receiving box (81), a hydraulic push rod (50) is arranged at the center of the interior of the material receiving box (81) through a support frame (12), a pushing end of the hydraulic push rod (50) faces upwards vertically and is connected with a material blocking barrel (51), the pushing end of the hydraulic push rod (50) is fixedly connected with the center of the bottom of an inner barrel of the material blocking barrel (51), and the material blocking barrel (51) faces downwards and is arranged vertically downwards; the pushing end of the hydraulic push rod (50) extends to drive the barrel bottom (141) of the material blocking barrel (51) to block the concrete outlet (11), and the pushing end of the hydraulic push rod (50) shortens to drive the material blocking barrel (51) to cover the whole hydraulic push rod (50).
6. A concrete production apparatus according to claim 5, wherein: the material blocking barrel (51) is composed of a barrel bottom (141) and a barrel body (142), wherein the barrel bottom (141) is a rubber block which is in sealing fit with the concrete outlet (11).
7. The production process method of concrete production equipment according to claim 6, characterized in that: the method comprises the following specific steps:
the method comprises the following steps: checking whether the concrete outlet (11) is blocked, if not, starting a hydraulic push rod (50) to drive a material blocking barrel (51) to move upwards so that the rubber block is in sealing fit with the concrete outlet (11);
step two: starting each vibration motor (64), and slowly and continuously conveying the raw materials required by the concrete to the stirring box (2) through each concrete raw material vibration conveying device (6);
step two: simultaneously starting a first motor (1011) and a second motor (5), wherein the first motor (1011) drives a central shaft (1033) and drives a rectangular stirring blade (1022) to perform rotary stirring operation, and the second motor (5) drives a stirring box (2) to rotate through tooth transmission, so that raw materials conveyed into the stirring box (2) from each concrete raw material vibration conveying device (6) are uniformly distributed;
the feeding standard in the stirring box (2) is as follows: 3/5 that the total volume of the raw materials does not exceed the volume of the stirring box (2);
step three: according to the feeding standard, after the feeding in the stirring box (2) is finished, the vibration motors (64) are turned off, and the raw material conveying is stopped;
the second motor (5) is turned off, and the rotation of the stirring tank (2) is stopped;
the rectangular stirring blade (1022) continuously performs stirring operation;
step four: after all raw and other materials are evenly mixed to form concrete, the first motor (1011) is closed, the hydraulic push rod (50) is started to drive the material blocking barrel (51) to move downwards so that the material blocking barrel (51) covers the whole hydraulic push rod (50), the concrete outlet (11) is opened at the moment, and the concrete is discharged through the concrete outlet (11) and falls into the material receiving box (81) and is output from the material guide channel (82).
8. The production process method of concrete production equipment according to claim 7, characterized in that: in the fourth step, in order to prevent the concrete discharge port (11) from being blocked by the concrete to cause the unsmooth discharge of the concrete, the individual first motor (1011) can be intermittently started manually to stir the concrete.
9. The production process method of concrete production equipment according to claim 7, characterized in that: in the fourth step, in order to prevent the concrete from being retained at the bottom of the stirring box (2) and ensure that the concrete is discharged completely, the first motors (1011) of the plurality of stirring driving mechanisms (101) of the lowest stirring driving mechanism unit (10) can be started completely or partially for stirring and conveying the concrete at the end time period of the concrete discharge.
CN201811072972.6A 2018-09-14 2018-09-14 Concrete production equipment and production process method thereof Expired - Fee Related CN109203228B (en)

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CN111745820A (en) * 2020-06-17 2020-10-09 苏州一统混凝土有限公司 Promote recycled concrete mixer of stirring homogeneity
CN113650161B (en) * 2021-10-20 2022-02-08 徐州京安新型建材科技有限公司 Mortar concrete mixing device
CN114147863B (en) * 2021-10-21 2023-05-09 中国铁路设计集团有限公司 Concrete manufacturing and transferring system

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