CN113815119A - Anti-crack concrete preparation system - Google Patents

Anti-crack concrete preparation system Download PDF

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Publication number
CN113815119A
CN113815119A CN202111196090.2A CN202111196090A CN113815119A CN 113815119 A CN113815119 A CN 113815119A CN 202111196090 A CN202111196090 A CN 202111196090A CN 113815119 A CN113815119 A CN 113815119A
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CN
China
Prior art keywords
stirring
shaft
stirring shaft
stirring barrel
power device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111196090.2A
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Chinese (zh)
Inventor
周涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Shangwenbin Technology Co ltd
Original Assignee
Shenzhen Shangwenbin Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Shangwenbin Technology Co ltd filed Critical Shenzhen Shangwenbin Technology Co ltd
Priority to CN202111196090.2A priority Critical patent/CN113815119A/en
Publication of CN113815119A publication Critical patent/CN113815119A/en
Withdrawn legal-status Critical Current

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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
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus 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
    • B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
    • B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
    • B28C5/2045—Parts or components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus 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
    • B28C5/0806—Details; Accessories
    • B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus 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
    • B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
    • B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
    • B28C5/2045—Parts or components
    • B28C5/2072—Feeding or discharging mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus 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
    • B28C5/18—Mixing in containers to which motion is imparted to effect the mixing
    • B28C5/20—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers
    • B28C5/24—Mixing in containers to which motion is imparted to effect the mixing rotating about a horizontal or substantially horizontal axis during mixing, e.g. without independent stirrers with driven stirrers
    • 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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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)

Abstract

The invention relates to an anti-cracking concrete preparation system which comprises a rack, a power device, a feeding box and a stirring barrel, wherein the right opening of the stirring barrel is a discharge hole, the discharge hole of the stirring barrel is provided with blade blocking plates which are arranged in a staggered mode, the stirring barrel is sleeved with a gear ring, the power device is provided with a gear which is meshed with the gear ring, the rack is provided with a roller which is positioned below the stirring barrel, and the axis of the roller is arranged along the transverse direction; be equipped with on the feed box right side wall with the coaxial feed cylinder of agitator, the feed cylinder is connected with the sealed rotation of agitator, the (mixing) shaft that transversely sets up is followed to the last axis that is equipped with of power device, the (mixing) shaft is through chain drive with power device, the cover is equipped with the puddler of arranging in the agitator on the (mixing) shaft, be equipped with a plurality of agitator plates on the puddler, the length of puddler is along the radial setting of (mixing) shaft, the width of puddler is 45 contained angles with the tangent line of (mixing) shaft, the axis spiral equipartition of puddler along the puddler, be equipped with helical blade along the axis of (mixing) shaft on the (mixing) shaft, helical blade is located the feed box.

Description

Anti-crack concrete preparation system
Technical Field
The invention relates to the technical field of concrete, in particular to an anti-crack concrete preparation system.
Background
The concrete is used as a common artificial stone in civil engineering because of the characteristics of rich raw materials, good strength and good durability, but the tensile strength of the concrete is far less than the compressive strength, so that the ultimate tensile deformation of the concrete is very small, cracks are easily generated under the action of external force, temperature change, humidity change and the like, the crack resistance of the concrete is related to the raw materials, the mixing ratio and the uniform degree of stirring, and the crack resistance of the concrete can be effectively improved by increasing the uniform degree of concrete stirring under the condition that the raw materials and the mixing ratio of the concrete are not changed;
in the prior art, a forced mixer drum is fixed and drives a mixing blade to mix concrete through shaft rotation, the production speed is high, the mixing quality is good, the mixing blade is worn greatly, the mixing blade cannot reach the position easily to generate a mixing dead angle, a gravity-type mixer drives the concrete to fall from a high position through the rotation of the drum to mix, the power is low, the mixing quality is poor, and the concrete can be adhered to the inner wall, so that the mixing quality is influenced and the concrete is not easy to clean.
Disclosure of Invention
Aiming at the situation, in order to make up for the technical defects in the prior art, the invention provides an anti-crack concrete preparation system, which aims to solve the problem that the stirring quality is affected by the generation of a stirring dead angle and the adhesion of concrete on the inner part in the stirring process of a stirrer in the prior art.
The technical scheme for solving the problem is as follows: an anti-cracking concrete preparation system comprises a rack, a power device, a feeding box and a stirring barrel, wherein the axis of the stirring barrel is transversely arranged and is positioned above the rack, a discharge port is formed in the right opening of the stirring barrel, staggered blade blocking plates are arranged on the discharge port of the stirring barrel, the power device is positioned above the rack and is positioned on the left side of the stirring barrel, a gear ring is sleeved on the stirring barrel, a gear meshed with the gear ring is arranged on an output shaft of the power device, the stirring barrel is driven by the power device to rotate along the axis of the stirring barrel, a roller positioned below the stirring barrel is arranged on the rack, the axis of the roller is transversely arranged, and the roller is in rolling contact with the outer side wall of the stirring barrel; the feed box is placed in the power device top, be equipped with on the feed box right side wall with the coaxial feed cylinder of agitator, the feed cylinder rotates with the agitator is sealed to be connected, the feed cylinder is with the inside UNICOM of feed box and agitator, the (mixing) shaft that transversely sets up is followed to the last axis that is equipped with of power device, the (mixing) shaft is along transversely running through feed box and agitator and placing in feed box and agitator, the (mixing) shaft is through chain drive with power device, the cover is equipped with the puddler of arranging in the agitator on the (mixing) shaft, be equipped with a plurality of stirring boards on the puddler, the length of puddler is along the radial setting of (mixing) shaft, the width of puddler is 45 contained angles with the tangent line of (mixing) shaft, the axis spiral equipartition of puddler along the puddler, be equipped with helical blade along the axis of (mixing) shaft on the (mixing) shaft, helical blade is located the feed box.
Furthermore, the stirring shaft and the stirring rod are in screw thread transmission, two stop blocks which are opposite to the left side and the right side of the stirring rod are sleeved on the stirring shaft, a scraping plate is inserted on the stirring plate, the axis of the scraping plate is arranged along the radial direction of the stirring shaft, one end of the scraping plate, which is close to the axis of the stirring shaft, is in sliding contact with the stirring shaft, a first pushing spring is sleeved on the scraping plate, one end of the first pushing spring is connected with the scraping plate, the other end of the first pushing spring is connected with the stirring plate, the first pushing spring provides the pushing force of the scraping plate towards the axis of the stirring shaft, a plurality of wedge rings which are in one-to-one correspondence with the scraping plates are sleeved on the stirring shaft, the wedge surfaces of the wedge rings face towards the scraping plate, when the stirring shaft rotates forwards, when the stirring rod drives the scraper to move relative to the stirring shaft along the axis of the stirring shaft under the action of the threads, one end of the scraper, which is close to the stirring shaft, moves along the wedge-shaped surface of the wedge-shaped ring, so that the scraper can do centrifugal motion along the radial direction of the stirring shaft.
Further, the scraper blade is pushed away the spring by the push rod, scrapes piece and second and constitutes, and the push rod is close to the one end and the (mixing) shaft sliding contact of (mixing) shaft, and the one end that the push rod is close to the (mixing) shaft is spherical, scrapes the spacing sliding connection of piece and keeps away from the one end of (mixing) shaft in the push rod, and the second pushes away the spring and arranges in scraping the piece, and the one end and the scraper blade of second spring are connected, and the other end and the push rod of second spring are connected, and the second pushes away the spring and keeps away from the thrust of (mixing) shaft axis for the scraper blade.
Further, the wedge ring comprises wedge section and straight section, and the external diameter of straight section equals with the biggest external diameter of wedge section, and the one end and the straight section of the biggest external diameter of wedge section are connected, make the scraper blade be close to the one end of (mixing) shaft and remove to straight section back along the wedge section, when taking place to rock relatively between puddler and the (mixing) shaft, the puddler drives the scraper blade and rocks about straight section, avoids the scraper blade to rock when the wedge section is controlled, and the scraper blade contacts repeatedly and separates with the agitator inside wall.
Further, the feeding case comprises left and right parts, the left part of feeding case and the right part UNICOM of feeding case, and the left part of feeding case is located power device directly over and the left part of feeding case is connected with power device, and the right part of feeding case is located between power device and the agitator, and the lowest end in feeding case right part is located the below of the lowest end in feeding case left part, is equipped with the swash plate of arranging in feeding case left part in the feeding case, and the swash plate inclines towards below right.
Furthermore, a hydraulic telescopic rod is arranged on the rack and located right below the power device, and the upper end of the hydraulic telescopic rod is fixedly connected with the rack.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the concrete is driven by the rotation of the stirring barrel to carry out self-falling stirring, and the stirring shaft drives the stirring plate to rotate reversely to carry out forced stirring, so that the stirring dead angle is eliminated and the stirring quality is improved.
2. When the stirring barrel reversely rotates to discharge materials, the wedge-shaped ring pushes the scraper out to be in contact with the inner wall of the stirring barrel, concrete adhered to the inner wall of the stirring barrel is scraped in the rotating process of the stirring barrel, and when the stirring barrel rotates forwards, the scraper is withdrawn under the action of the first push spring and separated from the inner wall of the stirring barrel, so that noise is reduced, and abrasion of the scraper is reduced.
3. According to the invention, the scraping plate can still be tightly attached to the inner wall of the stirring barrel after being worn through the second push spring, so that the adhered substances on the inner wall of the stirring barrel can be scraped.
4. According to the invention, the helical blade is used for conveying the raw materials in the feeding box into the stirring barrel in a reverse rotation mode when the stirring barrel rotates forwards, and the helical blade rotates forwards to prevent the raw materials in the feeding box from being conveyed into the stirring barrel when the stirring barrel rotates backwards.
Drawings
FIG. 1 is an isometric view of the present invention.
Fig. 2 is a front sectional view of the present invention.
Fig. 3 is a perspective view of fig. 2 according to the present invention.
Fig. 4 is a schematic perspective view of the scraper portion of the present invention.
Fig. 5 is a perspective view of the scraper portion of the present invention.
In the figure: a frame 1; a power plant 2; a feed box 3; a stirring barrel 4; a blade blocking plate 5; a ring gear 6; a gear 7; a roller 8; a stirring shaft 9; a stirring rod 10; a stirring plate 11; a helical blade 12; a stopper 13; a squeegee 14; a first push spring 15; a wedge ring 16; a push rod 17; a scraping block 18; a second push spring 19; a swash plate 20; a hydraulic telescopic rod 21.
Detailed Description
The following describes the embodiments of the present invention in further detail with reference to fig. 1 to 5.
Embodiment 1, a system for preparing anti-crack concrete, comprising a frame 1, a power device 2, a feeding box 3 and a stirring barrel 4, wherein the axis of the stirring barrel 4 is transversely arranged, the stirring barrel 4 is located above the frame 1, the right opening of the stirring barrel 4 is a discharge port, the discharge port of the stirring barrel 4 is provided with staggered leaf baffles 5, the leaf baffles 5 block the concrete from flowing out of the discharge port when the stirring barrel 4 rotates forwards, the leaf baffles 5 guide the concrete to flow out of the discharge port along the leaf baffles 5 when the stirring barrel 4 rotates backwards, the power device 2 is located above the frame 1 and is located at the left side of the stirring barrel 4, the stirring barrel 4 is sleeved with a gear ring 6 located at the left end of the stirring barrel 4, the gear ring 6 is fixedly connected with the stirring barrel 4, the output shaft of the power device 2 is provided with a gear 7 meshed with the gear ring 6, the power device 2 drives the stirring barrel 4 to rotate along the axis of the stirring barrel 4 through the gear 7 and the gear ring 6, the rotating direction of the stirring barrel 4 is opposite to that of the output shaft of the power device 2, a plurality of rollers 8 positioned below the stirring barrel 4 are arranged on the rack 1, the axes of the rollers 8 are transversely arranged, the rollers 8 are in rolling contact with the outer side wall of the stirring barrel 4, the rollers 8 are used for supporting the stirring barrel 4 and limiting the transverse movement of the stirring barrel 4, and the rollers 8 reduce the friction force when the stirring barrel 4 rotates; the feeding box 3 is placed above the power device 2, the feeding box 3 is fixedly connected with the power device 2, a feeding cylinder coaxial with the stirring barrel 4 is arranged on the right side wall of the feeding box 3, the feeding cylinder is connected with the stirring barrel 4 in a sealing and rotating manner, the feeding cylinder communicates the feeding box 3 with the stirring barrel 4, a stirring shaft 9 with the axis transversely arranged is arranged on the power device 2, the stirring shaft 9 transversely penetrates through the feeding box 3 and the stirring barrel 4 and is arranged in the feeding box 3 and the stirring barrel 4, a driving sprocket is fixedly sleeved on an output shaft of the power device 2, a driven sprocket matched with the driving sprocket is fixedly sleeved on the stirring shaft 9, the driving sprocket and the driven sprocket are connected through a chain, the power device 2 drives the stirring shaft 9 to rotate in the same direction with the output shaft of the power device through the driving sprocket, the driven sprocket and the chain, a stirring rod 10 arranged in the stirring barrel 4 is sleeved on the stirring shaft 9, a plurality of stirring plates 11 are arranged on the stirring rod 10, the length of the stirring rod 10 is arranged along the radial direction of the stirring shaft 9, the width of the stirring rod 10 forms an included angle of 45 degrees with the tangent line of the stirring shaft 9, the stirring rod 10 is spirally and uniformly distributed along the axial line of the stirring rod 10, when the stirring shaft 9 drives the stirring plate 11 to rotate through the stirring rod 10, the stirring plate 11 enables concrete to move on the stirring plate 11 along the width direction of the stirring plate 11, so that the concrete contacted with the stirring plate 11 generates movement along the axial line direction of the stirring shaft and the axial line direction vertical to the axial line direction of the stirring shaft 9, the stirring shaft 9 is provided with a helical blade 12 along the axial line of the stirring shaft 9, the helical blade 12 is positioned in the feeding box 3, when the stirring barrel 4 rotates forwards, the rotation direction of the stirring shaft 9 is opposite to that of the stirring barrel 4, so as to drive the helical blade 12 to rotate backwards, at the moment, when the stirring barrel 4 rotates backwards, the rotation direction of the stirring shaft 9 is opposite to that of the stirring barrel 4 so as to drive the helical blade 12 to rotate forwards, the helical blade 12 prevents the raw material in the feed box 3 from being transported into, for example, the mixing drum 4.
Embodiment 2, on the basis of embodiment 1, an inner side wall at the left end of a stirring rod 10 is provided with an inner thread, an outer thread matched with the inner thread is arranged on a stirring shaft 9, the stirring shaft 9 and the outer thread and the inner thread of the stirring rod 10 are in spiral transmission, two stoppers 13 which are opposite to the left side and the right side of the stirring rod 10 are inherently sleeved on the stirring shaft 9, the two stoppers 13 are used for limiting the transverse displacement of the stirring rod 10, when the stirring shaft 9 rotates forwards, the stirring shaft 9 drives the stirring rod 10 to move rightwards relative to the stirring shaft 9 along the axis of the stirring shaft 9 under the action of the outer thread and the inner thread, when the stirring rod 10 is in contact with the stopper 13 at the right side, the stirring rod 10 and the stirring shaft 9 rotate synchronously, when the stirring shaft 9 rotates backwards, the stirring shaft 9 drives the stirring rod 10 to move leftwards relative to the stirring shaft 9 along the axis of the stirring shaft 9 under the action of the outer thread and the inner thread, and when the stirring rod 10 is in contact with the stopper 13 at the left side, the stirring rod 10 and the stirring shaft 9 rotate synchronously, a scraper 14 with an axial line arranged along the radial direction of the stirring shaft 9 is inserted on the stirring plate 11, one end of the scraper 14 close to the axial line of the stirring shaft 9 is in sliding contact with the stirring shaft 9, a first push spring 15 is sleeved on the scraper 14, one end of the first push spring 15 is connected with the scraper 14, the other end of the first push spring 15 is connected with the stirring plate 11, the first push spring 15 provides the scraper 14 with thrust towards the axial line of the stirring shaft 9, a plurality of wedge rings 16 which are in one-to-one correspondence with the plurality of scrapers 14 are sleeved on the stirring shaft 9, the wedge surfaces of the wedge rings 16 face towards the scraper 14, when the stirring shaft 9 rotates forwards, the stirring rod 10 drives the scraper 14 to move rightwards relative to the stirring shaft 9 along the axis of the stirring shaft 9 under the action of the external thread and the internal thread, and one end of the scraper 14 close to the stirring shaft 9 moves along the wedge-shaped surface of the wedge-shaped ring 16, so that the scraper 14 performs centrifugal motion along the radial direction of the stirring shaft 9.
Embodiment 3, on the basis of embodiment 2, the scraper 14 comprises a push rod 17, a scraping block 18 and a second pushing spring 19, wherein one end of the push rod 17 close to the stirring shaft 9 is in sliding contact with the stirring shaft 9, one end of the push rod 17 close to the stirring shaft 9 is spherical, one end of the push rod 17 far from the stirring shaft 9 is provided with a limiting block, the limiting block is positioned in the scraping block 18, so that the scraping block 18 is in limiting sliding connection with one end of the push rod 17 far from the stirring shaft 9, the second pushing spring 19 is positioned in the scraping block 18, one end of the second spring 1 is connected with the scraper 14, the other end of the second spring 1 is connected with the push rod 17, the second pushing spring 19 provides thrust for the scraper 14 far from the axis of the stirring shaft 9, when the scraper 14 is contacted with the inner wall of the stirring barrel 4 under the action of the wedge-shaped ring 16, the second spring 1 is in a compressed state, when the scraping block 18 and the push rod 17 are worn, the second spring 1 is released, so that the scraping block 18 is continuously contacted with the inner wall of the stirring barrel 4.
Embodiment 4, on the basis of embodiment 2, wedge ring 16 comprises wedge section and straight section, the external diameter of straight section equals with the biggest external diameter of wedge section, wedge section right-hand member is connected with straight section left end, make scraper blade 14 move to straight section back along the wedge section near the one end of (mixing) shaft 9, when taking place to rock relatively between puddler 10 and the (mixing) shaft 9, puddler 10 drives scraper blade 14 and rocks about straight section on, when avoiding scraper blade 14 to rock about the wedge section, scraper blade 14 and agitator 4 inside wall contact repeatedly and separation and produce the noise and make scraper blade 14 work unusually.
Embodiment 5, on the basis of embodiment 1, feeding case 3 comprises left and right parts, the left part of feeding case 3 and the right part UNICOM of feeding case 3, the left part of feeding case 3 is located power device 2 directly over and the left part and the power device 2 fixed connection of feeding case 3, the right part of feeding case 3 is located between power device 2 and agitator 4, the lowest end in the right part of feeding case 3 is located the below of the lowest end in the left part of feeding case 3, be equipped with the swash plate 20 of arranging in the feeding case 3 left part in feeding case 3, swash plate 20 inclines towards the right side below and makes the raw and other materials that get into the feeding case 3 left part slide and fall into the feeding case 3 right part, helical blade 12 is located the feeding case 3 right part.
Embodiment 6, on the basis of embodiment 1, be equipped with hydraulic telescoping rod 21 in frame 1, hydraulic telescoping rod 21 is located power device 2 under, hydraulic telescoping rod 21's upper end and frame 1 fixed connection, and hydraulic telescoping rod 21 is used for raising the agitator 4 left end, makes the discharge gate of the good concrete of stirring from agitator 4 discharge.
When the invention is used, raw materials are put into the feeding box 3 according to the proportion required by construction, the power device 2 is started to enable the stirring barrel 4 to rotate forwards, the stirring barrel 4 drives the concrete in the stirring barrel 4 to rotate forwards along with the inner wall of the stirring barrel 4, the concrete in the stirring barrel 4 is stirred in a self-falling mode, the baffle 5 blocks the concrete in the stirring barrel 4 to prevent slurry leakage, meanwhile, the power device 2 drives the stirring shaft 9 to rotate reversely through chain transmission, the stirring shaft 9 drives the helical blades 12 to rotate reversely to convey the raw materials in the feeding box 3 into the stirring barrel 4, the stirring shaft 9 drives the stirring rod 10 to move leftwards relative to the stirring shaft 9 along the axis of the stirring shaft 9 through threads, when the stirring rod 10 is in contact with the left stop dog 13, the stop dog 13 limits the stirring rod 10 to continuously move leftwards relative to the stirring shaft 9, at the moment, the stirring rod 10 synchronously rotates along with the stirring shaft 9, and the stirring rod 10 drives the stirring plate 11 to reversely rotate to forcibly stir the concrete in the stirring box 1; after the stirring is finished, the power device 2 rotates reversely, the power device 2 drives the stirring barrel 4 to rotate reversely, the stirring barrel 4 drives the baffle plate 5 to rotate reversely so that the baffle plate 5 guides the concrete to flow out from the discharge port along the baffle plate 5, meanwhile, the power device 2 drives the stirring shaft 9 to rotate forward through chain transmission, the stirring shaft 9 drives the helical blades 12 to rotate forward so as to prevent the raw materials in the feeding box 3 from being conveyed into the stirring barrel 4 continuously, the stirring shaft 9 drives the stirring rod 10 to move rightwards relative to the stirring shaft 9 along the axis of the stirring shaft 9 through threads, one end of the scraping plate 14 close to the stirring shaft 9 moves along the wedge-shaped surface of the wedge-shaped ring 16, so that the scraping plate 14 does centrifugal motion along the radial direction of the stirring shaft 9, the second push spring 19 is compressed after the scraping block 18 is contacted with the inner wall of the stirring barrel 4, the scraping block 18 is in close contact with the inner wall of the stirring barrel 4, and when the stirring rod 10 is contacted with the left baffle 13, the baffle 13 limits the stirring rod 10 to move rightwards continuously relative to the stirring shaft 9, at this moment, the stirring rod 10 rotates synchronously with the stirring shaft 9, and the stirring rod 10 drives the scraper 14 to rotate to scrape off the concrete adhered to the inner wall of the stirring barrel 4.

Claims (6)

1. The anti-cracking concrete preparation system comprises a rack (1), a power device (2), a feeding box (3) and a stirring barrel (4), and is characterized in that the axis of the stirring barrel (4) is transversely arranged and positioned above the rack (1), the right side opening of the stirring barrel (4) is a discharge port, the discharge port of the stirring barrel (4) is provided with blade blocking plates (5) which are arranged in a staggered manner, the power device (2) is positioned above the rack (1) and positioned on the left side of the stirring barrel (4), the stirring barrel (4) is sleeved with a gear ring (6), the output shaft of the power device (2) is provided with a gear (7) which is meshed with the gear ring (6), the stirring barrel (4) is driven by the power device (2) to enable the stirring barrel (4) to rotate along the axis of the stirring barrel (4), the rack (1) is provided with a plurality of idler wheels (8) positioned below the stirring barrel (4), the axis of the idler wheels (8) is transversely arranged, the roller (8) is in rolling contact with the outer side wall of the stirring barrel (4);
the feeding box (3) is placed above the power device (2), a feeding cylinder coaxial with the stirring barrel (4) is arranged on the right side wall of the feeding box (3), the feeding cylinder is connected with the stirring barrel (4) in a sealing and rotating manner, the feeding cylinder communicates the feeding box (3) with the stirring barrel (4), a stirring shaft (9) with an axis arranged along the transverse direction is arranged on the power device (2), the stirring shaft (9) transversely penetrates through the feeding box (3) and the stirring barrel (4) and is arranged in the feeding box (3) and the stirring barrel (4), the stirring shaft (9) and an output shaft of the power device (2) are in chain transmission, a stirring rod (10) arranged in the stirring barrel (4) is sleeved on the stirring shaft (9), a plurality of stirring plates (11) are arranged on the stirring rod (10), the length of the stirring rod (10) is arranged along the radial direction of the stirring shaft (9), the width of the stirring rod (10) and the tangent line of the stirring shaft (9) form an included angle of 45 degrees, the stirring rods (10) are spirally and uniformly distributed along the axis of the stirring rods (10), the stirring shaft (9) is provided with spiral blades (12) along the axis of the stirring shaft (9), and the spiral blades (12) are positioned in the feeding box (3).
2. The crack-resistant concrete preparation system according to claim 1, wherein the stirring shaft (9) and the stirring rod (10) are in screw thread transmission, two stoppers (13) opposite to the left side and the right side of the stirring rod (10) are sleeved on the stirring shaft (9), a scraper (14) with an axis arranged along the radial direction of the stirring shaft (9) is inserted on the stirring plate (11), one end of the scraper (14) close to the axis of the stirring shaft (9) is in sliding contact with the stirring shaft (9), a first pushing spring (15) is sleeved on the scraper (14), one end of the first pushing spring (15) is connected with the scraper (14), the other end of the first pushing spring (15) is connected with the stirring plate (11), the first pushing spring (15) provides the scraper (14) with a pushing force towards the axis of the stirring shaft (9), a plurality of wedge-shaped rings (16) corresponding to the plurality of scrapers (14) one by one are sleeved on the stirring shaft (9), the wedge-shaped surface of the wedge-shaped ring (16) faces the scraper (14), so that when the stirring shaft (9) rotates forwards, the stirring rod (10) drives the scraper (14) to move relative to the stirring shaft (9) along the axis of the stirring shaft (9) under the action of the threads, one end of the scraper (14) close to the stirring shaft (9) moves along the wedge-shaped surface of the wedge-shaped ring (16), and the scraper (14) moves centrifugally along the radial direction of the stirring shaft (9).
3. The anti-crack concrete preparation system according to claim 2, wherein the scraping plate (14) is composed of a push rod (17), a scraping block (18) and a second pushing spring (19), one end of the push rod (17) close to the stirring shaft (9) is in sliding contact with the stirring shaft (9), one end of the push rod (17) close to the stirring shaft (9) is spherical, the scraping block (18) is in limited sliding connection with one end of the push rod (17) far away from the stirring shaft (9), the second pushing spring (19) is arranged in the scraping block (18), one end of the second spring (1) is connected with the scraping plate (14), the other end of the second spring (1) is connected with the push rod (17), and the second pushing spring (19) pushes the scraping plate (14) far away from the axis of the stirring shaft (9).
4. The crack-resistant concrete preparation system according to claim 2, wherein the wedge-shaped ring (16) is composed of a wedge-shaped section and a flat section, the outer diameter of the flat section is equal to the maximum outer diameter of the wedge-shaped section, one end of the maximum outer diameter of the wedge-shaped section is connected with the flat section, after one end of the scraper (14) close to the stirring shaft (9) moves to the flat section along the wedge-shaped section, when relative shaking occurs between the stirring rod (10) and the stirring shaft (9), the stirring rod (10) drives the scraper (14) to shake left and right on the flat section, and when the scraper (14) shakes left and right in the wedge-shaped section, the scraper (14) is prevented from repeatedly contacting and separating with the inner side wall of the stirring barrel (4).
5. The anti-crack concrete preparation system according to claim 1, wherein the feeding box (3) is composed of a left part and a right part, the left part of the feeding box (3) is communicated with the right part of the feeding box (3), the left part of the feeding box (3) is positioned right above the power device (2), the left part of the feeding box (3) is connected with the power device (2), the right part of the feeding box (3) is positioned between the power device (2) and the stirring barrel (4), the lowest end of the right part of the feeding box (3) is positioned below the lowest end of the left part of the feeding box (3), an inclined plate (20) arranged at the left part of the feeding box (3) is arranged in the feeding box (3), the inclined plate (20) inclines towards the lower right part, and the spiral blade (12) is positioned at the right part of the feeding box (3).
6. The anti-crack concrete preparation system according to claim 1, wherein a hydraulic telescopic rod (21) is arranged on the frame (1), the hydraulic telescopic rod (21) is located right below the power device (2), and the upper end of the hydraulic telescopic rod (21) is fixedly connected with the frame (1).
CN202111196090.2A 2021-10-14 2021-10-14 Anti-crack concrete preparation system Withdrawn CN113815119A (en)

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Application Number Priority Date Filing Date Title
CN202111196090.2A CN113815119A (en) 2021-10-14 2021-10-14 Anti-crack concrete preparation system

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Application Number Priority Date Filing Date Title
CN202111196090.2A CN113815119A (en) 2021-10-14 2021-10-14 Anti-crack concrete preparation system

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115121160A (en) * 2022-09-01 2022-09-30 潍坊医学院 Microbial inoculant is agitating unit for disinfecting
CN117582861A (en) * 2024-01-18 2024-02-23 河南佑民生物科技股份有限公司 Wall-sticking-preventing feed stirring device
CN118081979A (en) * 2024-04-29 2024-05-28 河南工学院 Concrete stirring device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115121160A (en) * 2022-09-01 2022-09-30 潍坊医学院 Microbial inoculant is agitating unit for disinfecting
CN115121160B (en) * 2022-09-01 2022-11-15 潍坊医学院 Microbial inoculant is agitating unit for sterilization
CN117582861A (en) * 2024-01-18 2024-02-23 河南佑民生物科技股份有限公司 Wall-sticking-preventing feed stirring device
CN117582861B (en) * 2024-01-18 2024-04-09 河南佑民生物科技股份有限公司 Wall-sticking-preventing feed stirring device
CN118081979A (en) * 2024-04-29 2024-05-28 河南工学院 Concrete stirring device

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