CN112060331B - Vertical circulating concrete mixer - Google Patents
Vertical circulating concrete mixer Download PDFInfo
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- CN112060331B CN112060331B CN202010980478.0A CN202010980478A CN112060331B CN 112060331 B CN112060331 B CN 112060331B CN 202010980478 A CN202010980478 A CN 202010980478A CN 112060331 B CN112060331 B CN 112060331B
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- rotary barrel
- barrel body
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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
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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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
- B28C5/0806—Details; Accessories
-
- 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
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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
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
- B28C7/167—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure by means of a screw conveyor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention belongs to the technical field of concrete mixing, and particularly relates to a vertical circulating concrete mixer which comprises a mixing barrel, a helical blade roller, a cross bar, a supporting block, a conveying barrel, a motor, a first belt wheel, a second belt wheel, a first belt and a rotating mixing mechanism, wherein the first belt wheel is arranged on the mixing barrel; according to the invention, the motor is controlled to rotate so as to drive the helical blade roller to rotate, the rotating helical blade roller drives the concrete raw materials at the bottom of the discharging barrel body to be conveyed into the feeding barrel body along the conveying barrel, the rising concrete raw materials are gradually mixed in the process, then the concrete raw materials are discharged from one end, close to the discharging barrel body, of the conveying barrel to the periphery and enter the cylindrical stirring part, the moving rotating stirring mechanism is used for stirring the concrete in the cylindrical stirring part, so that the concrete raw materials are further mixed, and finally the concrete in the cylindrical stirring part enters the discharging barrel body, so that the concrete raw materials in the stirring barrel are stirred in the circulating process, and further the concrete raw materials can be fully mixed.
Description
Technical Field
The invention belongs to the technical field of concrete mixing, and particularly relates to a vertical circulating concrete mixer.
Background
Concrete is one of the most important civil engineering materials of the present generation. The artificial stone is prepared by a cementing material, granular aggregate (also called aggregate), water, an additive and an admixture which are added if necessary according to a certain proportion, and is formed by uniformly stirring, compacting, forming, curing and hardening. 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.
Because of the big and application range of the use amount of concrete, consequently, only rely on the manual work to stir the unable demand that satisfies of stirring to the concrete, this demand of the fine solution of concrete mixer's use, utilize machinery to stir simultaneously not only reduced workman's intensity of labour, and the stirring quality of concrete has been improved, the concrete mixer form is various on the market, basically all be through agitator or stirring vane folk prescription circulation rotation, make to form crisscross motion between the concrete raw materials, and then reach the effect that the material mixes, because one-way circulation pivoted agitator or stirring vane drive the speed of the cross mixing between the raw materials slower, and then it is poor to have the concrete stirring quality in the agitator, it is inhomogeneous to mix, the scheduling problem of degree of mixing difference.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a vertical circulating concrete mixer. The invention is mainly used for solving the problems of uneven mixing and poor mixing degree between mixed concrete raw materials caused by the fact that the speed of cross mixing between the raw materials is low due to the fact that the mixing barrel or the mixing blades which rotate in a unidirectional circulation mode drive the concrete in the mixing barrel in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention provides a vertical circulating concrete stirrer which comprises a stirring barrel, a helical blade roller, a cross bar, a supporting block, a conveying cylinder, a motor, a first belt wheel, a second belt wheel, a first belt and a rotating stirring mechanism, wherein the first belt wheel is arranged on the conveying cylinder; the stirring barrel comprises a feeding barrel body, a cylindrical stirring part and a discharging barrel body; the cylindrical stirring part is arranged above the discharging barrel body; the feeding barrel body is arranged above the cylindrical stirring part; the cylindrical stirring part is internally provided with the rotary stirring mechanism; the rotating stirring mechanism is used for stirring concrete in the stirring barrel; the helical blade roller is arranged in the stirring barrel; one end of the rotating shaft of the helical blade roller is rotatably connected to the cross rod; the cross rod is fixedly connected to the upper part of the feeding barrel body; the other end of the rotating shaft of the helical blade roller is rotatably connected to the supporting block; the supporting block is fixedly connected to the lower part of the discharging barrel body; the helical blade of the helical blade roller positioned in the feed barrel body is trumpet-shaped; the conveying cylinder is sleeved outside the spiral blade roller; one end of the conveying cylinder is connected with the feeding barrel body; the other end of the conveying cylinder is connected with the discharging barrel body; the discharge hole of the discharge barrel body is sealed by a sealing inserting plate; a groove is formed in one side, close to the sealing plugboard, of the supporting block; the first belt wheel is arranged in the groove; the first belt wheel is fixedly connected to a rotating shaft of the helical blade roller; the mounting seat of the motor is fixedly connected to the outer wall of the discharging barrel body; the second belt wheel is fixedly connected to a rotating shaft of the motor; the second belt wheel is connected with the first belt wheel through the first belt.
When the mixing machine works, concrete raw materials to be mixed are injected into the mixing barrel from an upper opening of the feeding barrel body according to a proportion, then the motor is started, the motor drives the second belt wheel to rotate, the second belt wheel drives the first belt wheel to rotate through the first belt, the first belt wheel drives the helical blade roller to rotate, then the rotating helical blade roller drives the concrete raw materials at the bottom of the discharging barrel body to be conveyed into the feeding barrel body along the conveying barrel, the concrete raw materials rising in the process are gradually mixed, then the concrete raw materials are discharged from one end of the conveying barrel close to the discharging barrel body to the periphery and enter the cylindrical mixing part, the moving rotating mixing mechanism is used for mixing the concrete in the cylindrical mixing part, further the concrete raw materials are further mixed, the concrete in the discharging barrel body is continuously conveyed into the feeding barrel body by the helical blade roller and then falls into the cylindrical mixing part, and then the concrete in the cylindrical mixing part falls into the discharging barrel body, the concrete moves to the helical blade roller along the inner wall of the funnel-shaped discharging barrel body, so that the concrete raw materials in the stirring barrel are stirred in the circulating process, and the concrete raw materials can be fully mixed; because the helical blade of the helical blade roller in the feeding barrel is horn-shaped, the diameter of the helical blade roller is continuously increased, and the centrifugal force on the concrete raw material which rises along with the helical blade roller is continuously increased, so that the same kind of concrete raw material which is originally gathered together is uniformly dispersed and thrown into the feeding barrel and falls into the cylindrical stirring part, and the concrete raw materials are fully mixed; after the intensive mixing between the concrete raw materials, place the exit below ejection of compact staving with the dolly of transporting the concrete, take out sealed picture peg afterwards and control the motor reversal, and then make the helical blade roller reversal, and then in the concrete was got rid of the agitator along the helical blade roller, and then the realization was got rid of the concrete is quick.
Preferably, the rotary stirring mechanism comprises a first rotary barrel, a second rotary barrel, a third rotary barrel, a support bearing, a gear ring, a first rotary shaft, a second rotary shaft, a first gear, a second gear, a third gear, a fourth gear, a third belt wheel, a second belt and a sealing ring; the first rotary barrel is arranged above the discharging barrel body; the second rotary barrel is arranged above the first rotary barrel, and the third rotary barrel is arranged above the second rotary barrel; the first rotary barrel and the second rotary barrel and the third rotary barrel are connected through the sealing rings; spiral stirring plates are spirally arranged on the inner walls of the first rotary barrel, the second rotary barrel and the third rotary barrel at intervals along the circumferential direction; the spiral directions of the spiral stirring plates on the inner walls of the first rotary barrel and the third rotary barrel are opposite to those of the spiral stirring plates on the inner walls of the second rotary barrel; the outer walls of the first rotary barrel, the second rotary barrel and the third rotary barrel are provided with a group of support bearings and gear rings; a boss is arranged at the position of the cylindrical stirring part corresponding to the supporting bearing; the inner ring of the supporting bearing is fixedly connected to the outer wall of the first rotary barrel; the outer ring of the support bearing is fixedly connected to the boss; the first rotating shaft and the second rotating shaft penetrate through the boss and the discharging barrel body; the second rotating shaft is rotatably connected to the boss and the discharging barrel body; the first gear is fixedly connected to the position, corresponding to the gear ring on the second rotary barrel, of the second rotary shaft; one end of the second rotating shaft, which is close to the motor, is fixedly connected with the second gear; the first rotating shaft is rotatably connected to the boss and the discharging barrel body; the third gear is fixedly connected to the position, corresponding to the gear rings on the first rotating barrel and the second rotating barrel, of the first rotating shaft; the position of the first rotating shaft, which corresponds to the second gear, is fixedly connected with the fourth gear; the second gear is in meshed transmission with the fourth gear; one end of the first rotating shaft, which is close to the motor, is fixedly connected with a third belt wheel; the third belt wheel and the second belt wheel are in transmission through the second belt; one end of the first rotary barrel, which is close to the discharging barrel body, is rotatably connected with the discharging barrel body; and one end of the third rotary barrel, which is close to the feeding barrel body, is rotatably connected with the feeding barrel body.
When in work, the motor drives the second belt wheel to rotate, and then the second belt wheel drives the third belt wheel to rotate through the second belt, the third belt wheel drives the first rotating shaft to rotate, the first rotating shaft drives the third gear and the fourth gear to rotate, the third gear drives the gear ring to rotate, and the gear ring drives the first rotary barrel and the third rotary barrel to rotate, thereby driving the spiral stirring plate to rotate, simultaneously, the fourth gear drives the second gear to rotate, and further the second gear drives the second rotating shaft to rotate, the second rotating shaft drives the first gear to rotate, the first gear drives the gear ring to rotate, the gear ring drives the second rotating barrel to rotate, thereby realizing layered stirring of the concrete in the cylindrical stirring part, further improving the times of the concrete materials participating in the movement, the speed of fully mixing the concrete raw materials is further increased, and the efficiency of concrete stirring is further improved; because the second gear is in meshing transmission with the fourth gear, the rotating directions of the first rotating barrel and the third rotating barrel are opposite to the rotating direction of the second rotating barrel, the cross frequency of the motion tracks of the concrete raw materials is increased, the speed of the full mixing degree of the concrete raw materials is increased, and the concrete stirring efficiency is further improved; and because the spiral directions of the spiral stirring plates arranged on the inner walls of the first rotary barrel and the third rotary barrel are opposite to the spiral directions of the spiral stirring plates arranged on the inner walls of the second rotary barrel, the concrete on the spiral stirring plates is consistent along the movement direction of the axis of the cylindrical stirring part, so that the concrete is prevented from being unevenly distributed in the cylindrical stirring part in the stirring process, and the concrete raw materials are fully mixed.
Preferably, one end of the conveying cylinder is connected with the feeding barrel body through a first spring; the first springs are uniformly arranged at intervals along the circumferential direction; one end of the first spring is fixedly connected to the outer wall of the conveying cylinder; the other end of the first spring is fixedly connected to the inner wall of the feeding barrel body; the other end of the conveying cylinder is connected with the discharging barrel body through a second spring; the second springs are uniformly arranged at intervals along the circumferential direction; one end of the second spring is fixedly connected to the outer wall of the conveying cylinder; the other end of the second spring is fixedly connected to the inner wall of the discharging barrel body.
When the feeding device works, one end of the conveying cylinder is connected with the feeding barrel body through a first spring, and the other end of the conveying cylinder is connected with the discharging barrel body through a second spring, so that large particle raw materials are prevented from being clamped between the helical blade of the helical blade roller and the conveying cylinder when concrete raw materials move in the conveying cylinder along with the helical blade roller, the damage to the helical blade roller and the conveying cylinder is avoided, and the service lives of the helical blade roller and the conveying cylinder are prolonged; meanwhile, the continuity of concrete conveying is ensured, and the degree of full mixing among concrete raw materials is further improved; when concrete moves in the conveying cylinder along with the helical blade roller, larger concrete raw materials impact the conveying cylinder differently in the conveying process, so that the conveying cylinder generates vibration, the concrete is prevented from being adhered to the conveying cylinder, the conveying resistance of the conveying cylinder is reduced, and the smoothness of conveying the concrete from the discharging barrel body to the feeding barrel body is improved; simultaneously, the conveying cylinder of vibration is with the clearance between the helical blade of great granule concrete raw materials bullet off the helical blade of helical blade roller and the conveying cylinder, further prevents great granule raw materials card between the helical blade of helical blade roller and conveying cylinder.
Preferably, the end surface of the conveying cylinder, which is close to one end of the discharging barrel body, is uniformly provided with bulges at intervals; the outer edge of the spiral blade roller is provided with a connecting rod; the connecting rod is fixedly connected to the spiral blade of the spiral blade roller; the connecting rod is positioned below the end face of one end, close to the discharging barrel body, of the conveying barrel.
When the conveying device works, the connecting rod follows the helical blade roller to do circular motion, a space is reserved between the connecting rod and the end face of the conveying cylinder, the rotating connecting rod is in contact with and extrudes the bulge on the end face of the conveying cylinder, which is close to one end of the discharging barrel body, so that the deformation of the spring is increased, and after the connecting rod leaves the bulge, the vibration amplitude of the conveying cylinder is increased under the bouncing-off action of the spring, so that concrete is prevented from being adhered to the conveying cylinder, the conveying resistance of the conveying cylinder is reduced, and the smoothness of conveying the concrete from the discharging barrel body to the feeding barrel body is further improved; simultaneously, the conveying cylinder of vibration is with the clearance between the helical blade of great granule concrete raw materials bullet off the helical blade of helical blade roller and the conveying cylinder, and then prevents great granule raw materials card between the helical blade of helical blade roller and conveying cylinder.
Preferably, a guide cylinder is arranged on one side of the conveying cylinder, which is close to the discharging barrel body; the guide shell is horn-shaped; one end of the guide cylinder is fixedly connected to the conveying cylinder; the guide shell is made of elastic materials.
When the concrete mixer works, the guide cylinder is arranged on one side, close to the discharging barrel body, of the conveying cylinder, so that concrete moves outwards along the horn-shaped guide cylinder, concrete on the spiral blade of the spiral blade roller is prevented from directly falling from the outer wall of the conveying cylinder, the concrete discharged from the conveying cylinder is guaranteed to fall on the spiral mixing plate, the concrete is further stirred layer by layer through the spiral mixing plate, and the mixing degree of concrete raw materials is further improved; because the draft tube is made for the elastic material, and then avoided driving the draft tube because of the conveying cylinder vibration and the collision of helical blade roller and cause the damage of draft tube and helical blade roller, avoided the concrete raw materials card of great granule simultaneously between draft tube and helical blade roller, and then improved the smooth and easy nature that the concrete was got rid of.
Preferably, the support bearing is a tapered roller bearing; the inner diameter of the outer ring of the tapered roller bearing on the first rotary barrel, the second rotary barrel and the third rotary barrel, which is far away from the discharging barrel body, is larger than the outer diameter of the inner ring of the tapered roller bearing, which is close to the discharging barrel body; the inner diameter of the outer ring of the tapered roller bearing, which is closer to the discharging barrel body, on the second rotary barrel is larger than the outer diameter of the inner ring of the tapered roller bearing, which is farther from the discharging barrel body, on the first rotary barrel; the inner diameter of the outer ring of the tapered roller bearing, which is closer to the discharging barrel body, on the third rotary barrel is larger than the outer diameter of the inner ring of the tapered roller bearing, which is farther from the discharging barrel body, on the second rotary barrel.
When the rotary drum is installed sequentially for the first rotary drum, the second rotary drum and the third rotary drum, the inner ring of the tapered roller bearing on the rotary drum is not interfered with the outer ring of the tapered roller bearing which is not corresponding to the inner ring of the tapered roller bearing on the rotary drum, so that the rotary drum is convenient for the first rotary drum, And (4) installing a second rotary barrel and a third rotary barrel.
Preferably, the sealing ring is divided into a sealing inner ring and a sealing outer ring; the thickness of the upper end of the sealing inner ring is smaller than that of the lower end of the sealing inner ring; the thickness of the upper end of the sealing outer ring is larger than that of the lower end of the sealing outer ring; the upper end of the sealing inner ring of the sealing ring between the first rotary barrel and the second rotary barrel is fixedly connected to the second rotary barrel; a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring and the upper top face of the first rotary barrel; the lower end of the sealing outer ring of the sealing ring between the first rotary barrel and the second rotary barrel is fixedly connected to the first rotary barrel; a gap of 0.5mm-1mm is reserved between the upper end face of the sealing outer ring and the lower bottom surface of the second rotating barrel; the upper end of the sealing inner ring of the sealing ring between the second rotary barrel and the third rotary barrel is fixedly connected to the third rotary barrel; a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring and the upper top face of the second rotary barrel; the lower end of the sealing outer ring of the sealing ring between the second rotary barrel and the third rotary barrel is fixedly connected to the second rotary barrel; and a gap of 0.5mm-1mm is reserved between the upper end surface of the sealing outer ring and the lower bottom surface of the third rotating barrel.
When the sealing device works, concrete in the cylindrical stirring part extrudes the sealing inner ring, the lower end of the secret recipe inner ring is bent and deformed, and then the lower end face of the sealing inner ring is contacted with the upper top faces of the first rotating barrel and the second rotating barrel, so that the sealing between the first rotating barrel and the second rotating barrel and the sealing between the second rotating barrel and the third rotating barrel are realized; when the pressure on the sealing inner ring is increased, the contact surface between the lower end face of the sealing inner ring and the upper top faces of the first rotary barrel and the second rotary barrel is increased, and further the sealing effect between the first rotary barrel and the second rotary barrel and between the second rotary barrel and the third rotary barrel is increased.
The invention has the following beneficial effects:
1. according to the invention, concrete raw materials to be stirred are injected into a stirring barrel from an upper opening of a feeding barrel body according to a proportion, then a motor is started, the motor drives a second belt wheel to rotate, the second belt wheel drives a first belt wheel to rotate through a first belt, the first belt wheel drives a helical blade roller to rotate, then the rotating helical blade roller drives the concrete raw materials at the bottom of a discharging barrel body to be transported into the feeding barrel body along a conveying barrel, the rising concrete raw materials are gradually mixed in the process, then the concrete raw materials are discharged from one end of the conveying barrel close to the discharging barrel body to the periphery and enter a cylindrical stirring part, a moving rotating stirring mechanism is used for stirring the concrete in the cylindrical stirring part, so that the concrete raw materials are further mixed, the concrete in the discharging barrel body is continuously conveyed into the feeding barrel body by the helical blade roller and then falls into the cylindrical stirring part, and then the concrete in the cylindrical stirring part falls into the discharging barrel body, the concrete moves to the helical blade roller along the inner wall of the funnel-shaped discharging barrel body, so that the concrete raw materials in the stirring barrel are stirred in the circulating process, and the concrete raw materials can be fully mixed; because helical blade that the helical blade roller is located the feed tank internal is the loudspeaker form, along with the helical blade diameter of helical blade roller constantly increases, and then the centrifugal force that the concrete raw materials that rises along with the helical blade roller constantly increases, and then make originally gathering together with the throwing of concrete raw materials homodisperse of the same race in to the feed tank internal and fall into tube-shape stirring portion, and then make abundant mixture between the concrete raw materials.
2. In the invention, the motor drives the second belt wheel to rotate, and then the second belt wheel drives the third belt wheel to rotate through the second belt, the third belt wheel drives the first rotating shaft to rotate, the first rotating shaft drives the third gear and the fourth gear to rotate, the third gear drives the gear ring to rotate, and the gear ring drives the first rotary barrel and the third rotary barrel to rotate, thereby driving the spiral stirring plate to rotate, simultaneously, the fourth gear drives the second gear to rotate, and further the second gear drives the second rotating shaft to rotate, the second rotating shaft drives the first gear to rotate, the first gear drives the gear ring to rotate, the gear ring drives the second rotating barrel to rotate, thereby realizing layered stirring of the concrete in the cylindrical stirring part, further improving the times of the concrete materials participating in the movement, the speed of fully mixing the concrete raw materials is further increased, and the efficiency of concrete stirring is further improved; because the second gear is in meshing transmission with the fourth gear, the rotating directions of the first rotating barrel and the third rotating barrel are opposite to the rotating direction of the second rotating barrel, the cross frequency of the motion tracks of the concrete raw materials is increased, the speed of the full mixing degree of the concrete raw materials is increased, and the concrete stirring efficiency is further improved; and because the spiral directions of the spiral stirring plates arranged on the inner walls of the first rotary barrel and the third rotary barrel are opposite to the spiral directions of the spiral stirring plates arranged on the inner walls of the second rotary barrel, the concrete on the spiral stirring plates is consistent along the movement direction of the axis of the cylindrical stirring part, so that the concrete is prevented from being unevenly distributed in the cylindrical stirring part in the stirring process, and the concrete raw materials are fully mixed.
3. One end of the conveying cylinder is connected with the feeding barrel body through a first spring, and the other end of the conveying cylinder is connected with the discharging barrel body through a second spring, so that large particle raw materials are prevented from being clamped between a spiral blade of the spiral blade roller and the conveying cylinder when the concrete raw materials move in the conveying cylinder along with the spiral blade roller, the damage to the spiral blade roller and the conveying cylinder is avoided, and the service lives of the spiral blade roller and the conveying cylinder are prolonged; meanwhile, the continuity of concrete conveying is ensured, and the degree of full mixing among concrete raw materials is further improved; when concrete moves in the conveying cylinder along with the helical blade roller, larger concrete raw materials impact the conveying cylinder differently in the conveying process, so that the conveying cylinder generates vibration, the concrete is prevented from being adhered to the conveying cylinder, the conveying resistance of the conveying cylinder is reduced, and the smoothness of conveying the concrete from the discharging barrel body to the feeding barrel body is improved; simultaneously, the conveying cylinder of vibration is with the clearance between the helical blade of great granule concrete raw materials bullet off the helical blade of helical blade roller and the conveying cylinder, further prevents great granule raw materials card between the helical blade of helical blade roller and conveying cylinder.
4. According to the invention, the connecting rod follows the helical blade roller to do circular motion, a space is reserved between the connecting rod and the end face of the conveying cylinder, the rotating connecting rod is contacted with and extrudes the bulge on the end face of the conveying cylinder, which is close to one end of the discharging barrel body, so that the deformation of the spring is increased, and after the connecting rod leaves the bulge, the vibration amplitude of the conveying cylinder is increased under the bouncing-off action of the spring, so that concrete is prevented from being adhered to the conveying cylinder, the conveying resistance of the conveying cylinder is reduced, and the smoothness of conveying the concrete from the discharging barrel body to the feeding barrel body is further improved; simultaneously, the conveying cylinder of vibration is with the clearance between the helical blade of great granule concrete raw materials bullet off the helical blade of helical blade roller and the conveying cylinder, and then prevents great granule raw materials card between the helical blade of helical blade roller and conveying cylinder.
5. According to the invention, the guide cylinder is arranged on one side of the conveying cylinder, which is close to the discharging barrel body, so that concrete moves outwards along the horn-shaped guide cylinder, and the concrete on the helical blade of the helical blade roller is prevented from directly falling from the outer wall of the conveying cylinder, and the concrete discharged from the conveying cylinder is ensured to fall on the helical mixing plate, so that the concrete is mixed layer by layer through the helical mixing plate, and the mixing degree of concrete raw materials is further improved; because the draft tube is made for the elastic material, and then avoided driving the draft tube because of the conveying cylinder vibration and the collision of helical blade roller and cause the damage of draft tube and helical blade roller, avoided the concrete raw materials card of great granule simultaneously between draft tube and helical blade roller, and then improved the smooth and easy nature that the concrete was got rid of.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view showing the overall construction of a concrete mixer according to the present invention;
FIG. 2 is a schematic view showing the internal structure of the concrete mixer according to the present invention;
FIG. 3 is a front view of the concrete mixer of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a partial enlarged view at B in FIG. 3;
FIG. 6 is an enlarged view of a portion of FIG. 3 at C;
FIG. 7 is an enlarged view of a portion of FIG. 3 at D;
FIG. 8 is a schematic structural view of a first rotary barrel in the present invention;
FIG. 9 is a schematic view of the construction of the connecting rod of the present invention;
in the figure: the device comprises a stirring barrel 1, a feeding barrel 11, a cylindrical stirring part 12, a boss 121, a discharging barrel 13, a sealing inserting plate 14, a helical blade roller 2, a cross rod 21, a supporting block 22, a groove 221, a conveying barrel 3, a protrusion 31, a motor 4, a first belt wheel 41, a second belt wheel 42, a first belt 43, a rotary stirring mechanism 5, a first rotary barrel 50, a second rotary barrel 51, a third rotary barrel 52, a supporting bearing 53, a conical roller bearing 530, a gear ring 54, a first rotary shaft 55, a second rotary shaft 56, a first gear 57, a second gear 58, a third gear 59, a fourth gear 60, a third belt wheel 61, a second belt 62, a sealing ring 63, a sealing inner ring 630, a sealing outer ring 631, a helical stirring plate 64, a first spring 7, a second spring 71, a connecting rod 72 and a guide barrel 73.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, a vertical circulating concrete mixer comprises a mixing drum 1, a helical blade roller 2, a cross bar 21, a supporting block 22, a conveying drum 3, a motor 4, a first belt wheel 41, a second belt wheel 42, a first belt 43 and a rotating mixing mechanism 5; the stirring barrel 1 comprises a feeding barrel body 11, a cylindrical stirring part 12 and a discharging barrel body 13; the cylindrical stirring part 12 is arranged above the discharging barrel body 13; the feeding barrel body 11 is arranged above the cylindrical stirring part 12; the rotary stirring mechanism 5 is arranged in the cylindrical stirring part 12; the rotating stirring mechanism 5 is used for stirring the concrete in the stirring barrel 1; the helical blade roller 2 is arranged in the stirring barrel 1; one end of the rotating shaft of the helical blade roller 2 is rotatably connected to the cross rod 21; the cross bar 21 is fixedly connected to the upper part of the feeding barrel body 11; the other end of the rotating shaft of the helical blade roller 2 is rotatably connected to the supporting block 22; the supporting block 22 is fixedly connected to the lower part of the discharging barrel body 13; the helical blade of the helical blade roller 2 positioned in the feeding barrel body 11 is trumpet-shaped; the conveying cylinder 3 is sleeved outside the spiral blade roller 2; one end of the conveying cylinder 3 is connected with the feeding barrel body 11; the other end of the conveying cylinder 3 is connected with the discharging cylinder body 13; the discharge hole of the discharge barrel body 13 is sealed by a sealing inserting plate 14; a groove 221 is formed in one side, close to the sealing flashboard 14, of the supporting block 22; the first belt wheel 41 is arranged in the groove 221; the first belt wheel 41 is fixedly connected to a rotating shaft of the helical blade roller 2; the mounting seat of the motor 4 is fixedly connected to the outer wall of the discharging barrel body 13; the second belt wheel 42 is fixedly connected to the rotating shaft of the motor 4; the second belt wheel 42 is connected with the first belt wheel 41 through the first belt 43.
When the mixing machine works, concrete raw materials to be mixed are injected into the mixing barrel 1 from an upper opening of the feeding barrel body 11 according to a proportion, then the motor 4 is started, the motor 4 drives the second belt wheel 42 to rotate, the second belt wheel 42 drives the first belt wheel 41 to rotate through the first belt 43, the first belt wheel 41 drives the helical blade roller 2 to rotate, then the rotating helical blade roller 2 drives the concrete raw materials at the bottom of the discharging barrel body 13 to be transported into the feeding barrel body 11 along the transporting barrel 3, the concrete raw materials rising in the process begin to be gradually mixed, then the concrete raw materials are discharged from one end of the transporting barrel 3 close to the discharging barrel body 13 to the periphery and enter the cylindrical mixing part 12, the moving rotating mixing mechanism 5 is used for mixing the concrete in the cylindrical mixing part 12, further mixing the concrete raw materials, and the concrete in the discharging barrel body 13 falls into the cylindrical mixing part 12 after being continuously transported into the feeding barrel body 11 by the helical blade roller 2, the concrete in the cylindrical stirring part 12 falls into the discharging barrel body 13, and then the concrete moves towards the helical blade roller 2 along the inner wall of the funnel-shaped discharging barrel body 13, so that the concrete raw materials in the stirring barrel 1 are stirred in the circulating process, and the concrete raw materials can be fully mixed; because the helical blade of the helical blade roller 2 in the feeding barrel body 11 is trumpet-shaped, the diameter of the helical blade roller 2 is continuously increased, and the centrifugal force on the concrete raw materials rising along with the helical blade roller 2 is continuously increased, so that the same kind of concrete raw materials which are originally gathered together are uniformly dispersed and thrown into the feeding barrel body 11 and fall into the cylindrical stirring part 12, and the concrete raw materials are fully mixed; after the concrete raw materials are fully mixed, the trolley for transporting the concrete is placed at the outlet below the discharging barrel body 13, then the sealing inserting plate 14 is drawn out, the motor 4 is controlled to rotate reversely, the helical blade roller 2 rotates reversely, the concrete is discharged from the stirring barrel 1 along the helical blade roller 2, and the concrete is discharged quickly.
As shown in fig. 2, 3, 6, 7, and 8, the rotary stirring mechanism 5 includes a first rotary drum 50, a second rotary drum 51, a third rotary drum 52, a support bearing 53, a gear ring 54, a first rotary shaft 55, a second rotary shaft 56, a first gear 57, a second gear 58, a third gear 59, a fourth gear 60, a third belt wheel 61, a second belt 62, and a seal ring 63; the first rotary barrel 50 is arranged above the discharging barrel body 13; the second rotary barrel 51 is arranged above the first rotary barrel 50, and the third rotary barrel 52 is arranged above the second rotary barrel 51; the first rotary barrel 50 and the second rotary barrel 51 and the third rotary barrel 52 are connected through the sealing rings 63; spiral stirring plates 64 are spirally arranged on the inner walls of the first rotary barrel 50, the second rotary barrel 51 and the third rotary barrel 52 at intervals along the circumferential direction; the spiral directions of the spiral stirring plates 64 on the inner walls of the first rotary barrel 50 and the third rotary barrel 52 and the second rotary barrel 51 are opposite; the outer walls of the first rotary barrel 50, the second rotary barrel 51 and the third rotary barrel 52 are respectively provided with a group of supporting bearings 53 and gear rings 54; a boss 121 is arranged at the position of the cylindrical stirring part 12 corresponding to the supporting bearing 53; the inner ring of the supporting bearing 53 is fixedly connected to the outer wall of the first rotary barrel 50; the outer ring of the support bearing 53 is fixedly connected to the boss 121; the first rotating shaft 55 and the second rotating shaft 56 penetrate through the boss 121 and the discharging barrel body 13; the second rotating shaft 56 is rotatably connected to the boss 121 and the discharging barrel body 13; the first gear 57 is fixedly connected to the second rotating shaft 56 at a position corresponding to the gear ring 54 on the second rotating barrel 51; one end of the second rotating shaft 56 close to the motor 4 is fixedly connected with the second gear 58; the first rotating shaft 55 is rotatably connected to the boss 121 and the discharging barrel body 13; the third gear 59 is fixedly connected to the position, corresponding to the gear ring 54 on the first rotating barrel 50 and the second rotating barrel 51, of the first rotating shaft 55; the position of the first rotating shaft 55, which corresponds to the second gear 58, is fixedly connected with the fourth gear 60; the second gear 58 is in meshed transmission with the fourth gear 60; one end of the first rotating shaft 55, which is close to the motor 4, is fixedly connected with a third belt wheel 61; the third belt wheel 61 and the second belt wheel 42 are driven by the second belt 62; one end of the first rotary barrel 50, which is close to the discharging barrel body 13, is rotatably connected with the discharging barrel body 13; one end of the third rotating barrel 52 close to the feeding barrel body 11 is rotatably connected with the feeding barrel body 11.
In operation, the motor 4 drives the second belt wheel 42 to rotate, and then the second belt wheel 42 drives the third belt wheel 61 to rotate through the second belt 62, and then the third belt wheel 61 drives the first rotating shaft 55 to rotate, and then the first rotating shaft 55 drives the third gear 59 and the fourth gear 60 to rotate, and then the third gear 59 drives the gear ring 54 to rotate, and then the gear ring 54 drives the first rotating barrel 50 and the third rotating barrel to rotate, and then drives the spiral stirring plate 64 to rotate, and at the same time, the fourth gear 60 drives the second gear 58 to rotate, and then the second gear 58 drives the second rotating shaft 56 to rotate, and then the second rotating shaft 56 drives the first gear 57 to rotate, and then the first gear 57 drives the gear ring 54 to rotate, and then the gear ring 54 drives the second rotating barrel 51 to rotate, thereby realizing layered stirring of concrete in the cylindrical stirring part 12, and further improving the number of times of participation of the concrete raw materials in motion, the speed of fully mixing the concrete raw materials is further increased, and the efficiency of concrete stirring is further improved; because the second gear 58 is in meshing transmission with the fourth gear 60, the rotating directions of the first rotating barrel 50, the third rotating barrel 52 and the second rotating barrel 51 are opposite, the crossing frequency of the movement tracks of the concrete raw materials is increased, the speed of the full mixing degree of the concrete raw materials is increased, and the concrete stirring efficiency is further improved; and because the spiral directions of the spiral stirring plates 64 arranged on the inner walls of the first rotary barrel 50 and the third rotary barrel 52 and the second rotary barrel 51 are opposite, the movement directions of the concrete on the spiral stirring plates 64 along the axial direction of the cylindrical stirring part 12 are consistent, so that the concrete is prevented from being unevenly distributed in the cylindrical stirring part 12 in the stirring process, and the concrete raw materials are fully mixed.
As shown in fig. 2 and 3, one end of the conveying cylinder 3 is connected with the feeding barrel body 11 through a first spring 7; the first springs 7 are uniformly arranged at intervals along the circumferential direction; one end of the first spring 7 is fixedly connected to the outer wall of the conveying cylinder 3; the other end of the first spring 7 is fixedly connected to the inner wall of the feeding barrel body 11; the other end of the conveying cylinder 3 is connected with the discharging barrel body 13 through a second spring 71; the second springs 71 are uniformly arranged at intervals along the circumferential direction; one end of the second spring 71 is fixedly connected to the outer wall of the conveying cylinder 3; the other end of the second spring 71 is fixedly connected to the inner wall of the discharging barrel body 13.
When the device works, one end of the conveying cylinder 3 is connected with the feeding barrel body 11 through the first spring 7, and the other end of the conveying cylinder 3 is connected with the discharging barrel body 13 through the second spring 71, so that large particle raw materials are prevented from being clamped between the helical blade of the helical blade roller 2 and the conveying cylinder 3 when concrete raw materials move in the conveying cylinder 3 along with the helical blade roller 2, further the damage to the helical blade roller 2 and the conveying cylinder 3 is avoided, and the service lives of the helical blade roller 2 and the conveying cylinder 3 are prolonged; meanwhile, the continuity of concrete conveying is ensured, and the degree of full mixing among concrete raw materials is further improved; when concrete moves in the conveying cylinder 3 along with the helical blade roller 2, larger concrete raw materials impact the conveying cylinder 3 differently in the conveying process, so that the conveying cylinder 3 vibrates, the concrete is prevented from being adhered to the conveying cylinder 3, the conveying resistance of the conveying cylinder 3 is reduced, and the smoothness of conveying the concrete from the discharging barrel body 13 to the feeding barrel body 11 is improved; simultaneously, the conveying cylinder 3 of vibration is with the clearance between the helical blade of helical blade roller 2 and the conveying cylinder 3 of bounce off of the concrete raw materials of bigger granule, further prevents that bigger granule raw materials card from between the helical blade of helical blade roller 2 and conveying cylinder 3.
As shown in fig. 9, the end surface of the delivery cylinder 3 near one end of the discharging cylinder body 13 is provided with protrusions 31 at regular intervals; the outer edge of the helical blade roller 2 is provided with a connecting rod 72; the connecting rod 72 is fixedly connected to the spiral blades of the spiral blade roller 2; the connecting rod 72 is located below the end face of the conveying cylinder 3 near one end of the discharging cylinder body 13.
During operation, the connecting rod 72 makes circular motion along with the helical blade roller 2, a space is reserved between the connecting rod 72 and the end face of the conveying cylinder 3, the rotating connecting rod 72 contacts and extrudes the bulge 31 on the end face of the conveying cylinder 3 close to one end of the discharging cylinder body 13, so that the deformation of the spring is increased, after the connecting rod 72 leaves the bulge 31, the vibration amplitude of the conveying cylinder 3 is increased under the bouncing effect of the spring, and then concrete is prevented from being adhered to the conveying cylinder 3, so that the conveying resistance of the conveying cylinder 3 is reduced, and the smoothness of conveying the concrete from the discharging cylinder body 13 to the feeding cylinder body 11 is further improved; simultaneously, the conveying cylinder 3 of vibration is with the clearance between the helical blade of helical blade roller 2 and the conveying cylinder 3 of bounce off of the concrete raw materials of great granule, and then prevents great granule raw materials card between helical blade of helical blade roller 2 and conveying cylinder 3.
As shown in fig. 2 to 4, a guide cylinder 73 is disposed on one side of the conveying cylinder 3 close to the discharging cylinder body 13; the guide cylinder 73 is in a horn shape; one end of the guide cylinder 73 is fixedly connected to the conveying cylinder 3; the guide cylinder 73 is made of an elastic material.
When the concrete mixer works, the guide cylinder 73 is arranged on one side, close to the discharging barrel body 13, of the conveying cylinder 3, so that concrete moves outwards along the horn-shaped guide cylinder 73, concrete on the helical blades of the helical blade roller 2 is prevented from directly falling from the outer wall of the conveying cylinder 3, the concrete discharged from the conveying cylinder 3 is guaranteed to fall on the helical mixing plate 64, the concrete is further stirred layer by layer through the helical mixing plate 64, and the mixing degree of concrete raw materials is further improved; because draft tube 73 makes for the elastic material, and then has avoided driving draft tube 73 and helical blade roller 2 collision and cause the damage of draft tube 73 and helical blade roller 2 because of the vibration of conveying cylinder 3, has avoided the concrete raw materials card of great granule between draft tube 73 and helical blade roller 2 simultaneously, and then has improved the smooth and easy nature that the concrete was got rid of.
As shown in fig. 3, 6, and 7, the support bearing 53 is a tapered roller bearing 530; the inner diameter of the outer ring of the tapered roller bearing 530 on the first rotary barrel 50, the second rotary barrel 51 and the third rotary barrel 52 far away from the discharging barrel body 13 is larger than the outer diameter of the inner ring of the tapered roller bearing 530 near the discharging barrel body 13; the inner diameter of the outer ring of the tapered roller bearing 530 on the second rotary barrel 51, which is closer to the discharging barrel body 13, is larger than the outer diameter of the inner ring of the tapered roller bearing 530 on the first rotary barrel 50, which is farther from the discharging barrel body 13; the inner diameter of the outer ring of the tapered roller bearing 530 on the third rotating barrel 52, which is closer to the discharging barrel body 13, is larger than the outer diameter of the inner ring of the tapered roller bearing 530 on the second rotating barrel 51, which is farther from the discharging barrel body 13.
When the rotary drum type-I, rotary drum type-II and rotary drum type-III 52 are in operation, the tapered roller bearings 530 support the rotary drum type-I, rotary drum type-II and rotary drum type-III 50, 51 and 52, the inner diameters of the outer rings of the tapered roller bearings 530 far away from the discharging drum body 13 are larger than the outer diameters of the inner rings of the tapered roller bearings 530 near the discharging drum body 13, the inner diameters of the outer rings of the tapered roller bearings 530 near the discharging drum body 13 on the rotary drum type-I51 are larger than the outer diameters of the inner rings of the tapered roller bearings 530 far away from the discharging drum body 13 on the rotary drum type-II 51, the inner diameters of the outer rings of the tapered roller bearings 530 near the discharging drum body 13 on the rotary drum type-III 52 are larger than the outer diameters of the inner rings of the tapered roller bearings 530 far away from the discharging drum body 13 on the rotary drum type-I, rotary drum type-II and rotary drum type-III 52, and the inner rings of the tapered roller bearings 530 are not interfered with each other, thereby facilitating the installation of the first rotary barrel 50, the second rotary barrel 51 and the third rotary barrel 52.
As shown in fig. 6 and 7, the seal ring 63 is divided into a seal inner ring 630 and a seal outer ring 631; the thickness of the upper end of the sealing inner ring 630 is smaller than that of the lower end; the thickness of the upper end of the sealing outer ring 631 is greater than that of the lower end; the upper end of the sealing inner ring 630 of the sealing ring 63 between the first rotary barrel 50 and the second rotary barrel 51 is fixedly connected to the second rotary barrel 51; a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring 630 and the upper top face of the first rotary barrel 50; the lower end of the sealing outer ring 631 of the sealing ring 63 between the first rotary barrel 50 and the second rotary barrel 51 is fixedly connected to the first rotary barrel 50; a gap of 0.5mm-1mm is reserved between the upper end surface of the sealing outer ring 631 and the lower bottom surface of the second rotary barrel 51; the upper end of the sealing inner ring 630 of the sealing ring 63 between the second rotary barrel 51 and the third rotary barrel 52 is fixedly connected to the third rotary barrel 52; a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring 630 and the upper top face of the second rotary barrel 51; the lower end of the sealing outer ring 631 of the sealing ring 63 between the second rotary barrel 51 and the third rotary barrel 52 is fixedly connected to the second rotary barrel 51; and a gap of 0.5mm-1mm is reserved between the upper end surface of the sealing outer ring 631 and the lower bottom surface of the third rotating barrel 52.
When the concrete mixing machine works, the concrete in the cylindrical mixing part 12 extrudes the sealing inner ring 630, the lower end of the secret recipe inner ring is bent and deformed, and then the lower end face of the sealing inner ring 630 is contacted with the upper top faces of the first rotary barrel 50 and the second rotary barrel 51, so that the sealing between the first rotary barrel 50 and the second rotary barrel 51 and between the second rotary barrel 51 and the third rotary barrel 52 is realized; when the pressure applied to the sealing inner ring 630 is increased, the contact surface between the lower end surface of the sealing inner ring 630 and the upper top surfaces of the first rotary barrel 50 and the second rotary barrel 51 is increased, and the sealing effect between the first rotary barrel 50 and the second rotary barrel 51, and between the second rotary barrel 51 and the third rotary barrel 52 is further increased.
When the mixing machine works, concrete raw materials to be mixed are injected into the mixing barrel 1 from an upper opening of the feeding barrel body 11 according to a proportion, then the motor 4 is started, the motor 4 drives the second belt wheel 42 to rotate, the second belt wheel 42 drives the first belt wheel 41 to rotate through the first belt 43, the first belt wheel 41 drives the helical blade roller 2 to rotate, then the rotating helical blade roller 2 drives the concrete raw materials at the bottom of the discharging barrel body 13 to be transported into the feeding barrel body 11 along the transporting barrel 3, the concrete raw materials rising in the process begin to be gradually mixed, then the concrete raw materials are discharged from one end of the transporting barrel 3 close to the discharging barrel body 13 to the periphery and enter the cylindrical mixing part 12, the moving rotating mixing mechanism 5 is used for mixing the concrete in the cylindrical mixing part 12, further mixing the concrete raw materials, and the concrete in the discharging barrel body 13 falls into the cylindrical mixing part 12 after being continuously transported into the feeding barrel body 11 by the helical blade roller 2, the concrete in the cylindrical stirring part 12 falls into the discharging barrel body 13, and then the concrete moves towards the helical blade roller 2 along the inner wall of the funnel-shaped discharging barrel body 13, so that the concrete raw materials in the stirring barrel 1 are stirred in the circulating process, and the concrete raw materials can be fully mixed; because the helical blade of the helical blade roller 2 in the feeding barrel body 11 is trumpet-shaped, the diameter of the helical blade roller 2 is continuously increased, and the centrifugal force on the concrete raw materials rising along with the helical blade roller 2 is continuously increased, so that the same kind of concrete raw materials which are originally gathered together are uniformly dispersed and thrown into the feeding barrel body 11 and fall into the cylindrical stirring part 12, and the concrete raw materials are fully mixed; after the concrete raw materials are fully mixed, the trolley for transporting the concrete is placed at the outlet below the discharging barrel body 13, then the sealing inserting plate 14 is drawn out, the motor 4 is controlled to rotate reversely, the helical blade roller 2 rotates reversely, the concrete is discharged from the stirring barrel 1 along the helical blade roller 2, and the concrete is discharged quickly.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a vertical circulation concrete mixing ware which characterized in that: comprises a stirring barrel (1), a helical blade roller (2), a cross bar (21), a supporting block (22), a conveying cylinder (3), a motor (4), a first belt wheel (41), a second belt wheel (42), a first belt (43) and a rotary stirring mechanism (5); the stirring barrel (1) comprises a feeding barrel body (11), a cylindrical stirring part (12) and a discharging barrel body (13); the cylindrical stirring part (12) is arranged above the discharging barrel body (13); the feeding barrel body (11) is arranged above the cylindrical stirring part (12); the rotary stirring mechanism (5) is arranged in the cylindrical stirring part (12); the rotary stirring mechanism (5) is used for stirring the concrete in the stirring barrel (1); the helical blade roller (2) is arranged in the stirring barrel (1); one end of a rotating shaft of the helical blade roller (2) is rotatably connected to the cross rod (21); the cross rod (21) is fixedly connected to the upper part of the feeding barrel body (11); the other end of the rotating shaft of the helical blade roller (2) is rotatably connected to the supporting block (22); the supporting block (22) is fixedly connected to the lower part of the discharging barrel body (13); the helical blade of the helical blade roller (2) positioned in the feeding barrel body (11) is trumpet-shaped; the conveying cylinder (3) is sleeved on the outer side of the spiral blade roller (2); one end of the conveying cylinder (3) is connected with the feeding barrel body (11); the other end of the conveying cylinder (3) is connected with the discharging barrel body (13); the discharge hole of the discharge barrel body (13) is closed by a sealing inserting plate (14); a groove (221) is formed in one side, close to the sealing flashboard (14), of the supporting block (22); the first belt wheel (41) is arranged in the groove (221); the first belt wheel (41) is fixedly connected to a rotating shaft of the helical blade roller (2); the mounting seat of the motor (4) is fixedly connected to the outer wall of the discharging barrel body (13); the second belt wheel (42) is fixedly connected to a rotating shaft of the motor (4); the second belt wheel (42) is connected with the first belt wheel (41) through the first belt (43).
2. The vertical circulation concrete mixer according to claim 1, wherein: the rotary stirring mechanism (5) comprises a first rotary barrel (50), a second rotary barrel (51), a third rotary barrel (52), a supporting bearing (53), a gear ring (54), a first rotary shaft (55), a second rotary shaft (56), a first gear (57), a second gear (58), a third gear (59), a fourth gear (60), a third belt wheel (61), a second belt (62) and a sealing ring (63); the first rotary barrel (50) is arranged above the discharging barrel body (13); the second rotary barrel (51) is arranged above the first rotary barrel (50), and the third rotary barrel (52) is arranged above the second rotary barrel (51); the first rotary barrel (50) is connected with the second rotary barrel (51) through a sealing ring (63), and the second rotary barrel (51) is connected with the third rotary barrel (52) through a sealing ring (63); spiral stirring plates (64) are arranged on the inner walls of the first rotary barrel (50), the second rotary barrel (51) and the third rotary barrel (52) at spiral intervals along the circumferential direction; the spiral directions of the spiral stirring plates (64) on the inner walls of the first rotary barrel (50) and the third rotary barrel (52) and the second rotary barrel (51) are opposite; the outer walls of the first rotary barrel (50), the second rotary barrel (51) and the third rotary barrel (52) are respectively provided with a group of supporting bearings (53) and gear rings (54); a boss (121) is arranged at the position of the cylindrical stirring part (12) corresponding to the supporting bearing (53); the inner ring of the supporting bearing (53) is fixedly connected to the outer wall of the first rotary barrel (50); the outer ring of the support bearing (53) is fixedly connected to the boss (121); the first rotating shaft (55) and the second rotating shaft (56) penetrate through the boss (121) and the discharging barrel body (13); the second rotating shaft (56) is rotatably connected to the boss (121) and the discharging barrel body (13); the first gear (57) is fixedly connected to the position, corresponding to the gear ring (54) on the second rotary barrel (51), of the second rotary shaft (56); one end of the second rotating shaft (56) close to the motor (4) is fixedly connected with the second gear (58); the first rotating shaft (55) is rotatably connected to the boss (121) and the discharging barrel body (13); the third gear (59) is fixedly connected to the position, corresponding to the gear ring (54) on the first rotating barrel (50) and the second rotating barrel (51), of the first rotating shaft (55); the first rotating shaft (55) is fixedly connected with the fourth gear (60) at a position corresponding to the second gear (58); the second gear (58) is in meshed transmission with the fourth gear (60); one end of the first rotating shaft (55) close to the motor (4) is fixedly connected with a third belt wheel (61); the third belt wheel (61) and the second belt wheel (42) are in transmission through the second belt (62); one end of the first rotary barrel (50) close to the discharging barrel body (13) is rotatably connected with the discharging barrel body (13); one end of the third rotary barrel (52) close to the feeding barrel body (11) is rotatably connected with the feeding barrel body (11).
3. The vertical circulation concrete mixer according to claim 2, wherein: one end of the conveying cylinder (3) is connected with the feeding barrel body (11) through a first spring (7); the first springs (7) are uniformly arranged at intervals along the circumferential direction; one end of the first spring (7) is fixedly connected to the outer wall of the conveying cylinder (3); the other end of the first spring (7) is fixedly connected to the inner wall of the feeding barrel body (11); the other end of the conveying cylinder (3) is connected with the discharging cylinder body (13) through a second spring (71); the second springs (71) are uniformly arranged at intervals along the circumferential direction; one end of the second spring (71) is fixedly connected to the outer wall of the conveying cylinder (3); the other end of the second spring (71) is fixedly connected to the inner wall of the discharging barrel body (13).
4. A vertical circulation concrete mixer according to claim 3, wherein: the end surface of one end of the conveying cylinder (3) close to the discharging barrel body (13) is uniformly provided with bulges (31) at intervals; the outer edge of the helical blade roller (2) is provided with a connecting rod (72); the connecting rod (72) is fixedly connected to the spiral blade of the spiral blade roller (2); the connecting rod (72) is positioned below the end face of one end, close to the discharging barrel body (13), of the conveying barrel (3).
5. The vertical circulation concrete mixer according to claim 4, wherein: a guide cylinder (73) is arranged on one side of the conveying cylinder (3) close to the discharging cylinder body (13); the guide shell (73) is in a horn shape; one end of the guide cylinder (73) is fixedly connected to the conveying cylinder (3); the guide shell (73) is made of elastic materials.
6. The vertical circulation concrete mixer according to claim 5, wherein: the support bearing (53) is a tapered roller bearing (530); the inner diameter of the outer ring of the tapered roller bearing (530) on the first rotary barrel (50), the second rotary barrel (51) and the third rotary barrel (52) far away from the discharging barrel body (13) is larger than the outer diameter of the inner ring of the tapered roller bearing (530) near the discharging barrel body (13); the inner diameter of the outer ring of the tapered roller bearing (530) on the second rotary barrel (51) close to the discharging barrel body (13) is larger than the outer diameter of the inner ring of the tapered roller bearing (530) on the first rotary barrel (50) far away from the discharging barrel body (13); the inner diameter of the outer ring of the tapered roller bearing (530) on the third rotary barrel (52) close to the discharging barrel body (13) is larger than the outer diameter of the inner ring of the tapered roller bearing (530) on the second rotary barrel (51) far away from the discharging barrel body (13).
7. The vertical circulation concrete mixer according to claim 6, wherein: the sealing ring (63) is divided into a sealing inner ring (630) and a sealing outer ring (631); the thickness of the upper end of the sealing inner ring (630) is smaller than that of the lower end; the thickness of the upper end of the sealing outer ring (631) is larger than that of the lower end; the upper end of the sealing inner ring (630) of the sealing ring (63) between the first rotary barrel (50) and the second rotary barrel (51) is fixedly connected to the second rotary barrel (51); a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring (630) and the upper top face of the first rotary barrel (50); the lower end of the sealing outer ring (631) of the sealing ring (63) between the first rotary barrel (50) and the second rotary barrel (51) is fixedly connected to the first rotary barrel (50); a gap of 0.5mm-1mm is reserved between the upper end surface of the sealing outer ring (631) and the lower bottom surface of the second rotary barrel (51); the upper end of the sealing inner ring (630) of the sealing ring (63) between the second rotary barrel (51) and the third rotary barrel (52) is fixedly connected to the third rotary barrel (52); a gap of 0.5mm-1mm is reserved between the lower end face of the sealing inner ring (630) and the upper top face of the second rotary barrel (51); the lower end of the sealing outer ring (631) of the sealing ring (63) between the second rotary barrel (51) and the third rotary barrel (52) is fixedly connected to the second rotary barrel (51); and a gap of 0.5mm-1mm is reserved between the upper end surface of the sealing outer ring (631) and the lower bottom surface of the third rotary barrel (52).
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| BR102015004642A2 (en) * | 2015-03-02 | 2016-09-27 | Cibi Companhia Ind Brasileira Impianti | concrete batching plant |
| CN107662282A (en) * | 2017-10-24 | 2018-02-06 | 浙江辰基建设有限公司 | Cement sand agitating device is used in a kind of town road laying |
| CN108099003A (en) * | 2017-12-25 | 2018-06-01 | 郑州格瑞塔电子信息技术有限公司 | A kind of mixed mud agitating device convenient for batch turning |
| CN111391126A (en) * | 2020-03-20 | 2020-07-10 | 邢金柱 | Scattering and stirring type concrete stirring robot |
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| CN112060331A (en) | 2020-12-11 |
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