CN110154237B - Concrete mixing equipment - Google Patents
Concrete mixing equipment Download PDFInfo
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- CN110154237B CN110154237B CN201910530723.5A CN201910530723A CN110154237B CN 110154237 B CN110154237 B CN 110154237B CN 201910530723 A CN201910530723 A CN 201910530723A CN 110154237 B CN110154237 B CN 110154237B
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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
- 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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- 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
- B28C7/14—Supply means incorporated in, or mounted on, mixers
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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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Structural Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a method, which has the technical scheme that: comprises a feed hopper and two material distribution bins which are arranged at the lower end of the feed hopper and are mutually communicated with the feed hopper; the lower port of the feed hopper is provided with a uniform distribution mechanism, and the material distribution bin is internally provided with a material mixing device for stirring materials; the bottom of the material distribution bin is communicated with a material mixing bin, and the bottom of the material mixing bin is provided with a discharging device; the uniform distribution mechanism comprises a rotating roller which is horizontally arranged at the lower end port of the feed hopper and used for plugging the feed hopper, two ends of the rotating roller are rotatably connected with the inner wall of the feed hopper, and the outer side wall of the feed hopper is fixedly connected with a driving motor used for driving the rotating roller to rotate; two branch feed bins set up respectively in two terminal surface directions of live-rollers, have seted up the first feed chute of a plurality of and second feed chute on the global of live-rollers, and first feed chute feeds through each other with one side branch feed bin, second feed chute feeds through each other with another side branch feed bin. The invention has the advantages that: the stirring efficiency of the concrete stirring equipment is improved.
Description
Technical Field
The invention relates to the field of concrete mechanical equipment, in particular to concrete stirring equipment.
Background
A concrete mixer is a machine for mixing and stirring cement, gravel aggregate and water into a concrete mixture. The device mainly comprises a mixing barrel, a feeding and discharging mechanism, a water supply system, a prime motor, a transmission mechanism, a frame, a supporting device and the like. According to working properties, the method is divided into a batch type (batch type) and a continuous type; according to the stirring principle, the method is divided into a self-falling type method and a forced type method; the device is divided into a fixed type and a movable type according to the installation mode; dividing a tilting type and a non-tilting type according to a discharging mode; according to the structure of the mixing drum, the mixing drum is divided into a pear type, a drum type, a double cone, a disc vertical shaft type, a circular groove horizontal shaft type and the like.
Chinese patent publication No. CN107571395A discloses a concrete mixer convenient to open and clean. The concrete mixer comprises a concrete mixer body, wherein the right side surface of the concrete mixer body is fixedly connected with a motor and a protective cover respectively, the motor is located inside the protective cover, the output end of the motor is fixedly connected with a rotating shaft through a coupler, and stirring blades are arranged inside the concrete mixer body.
This concrete mixer need carry into this internally with the raw materials concrete mixer, drives the stirring leaf through the motor and stirs this internal raw materials of concrete mixer. In order to fully mix and stir raw materials, the stirring is ensured for a long time, so that the uneven stirring is not easy to occur.
Disclosure of Invention
The invention aims to provide concrete mixing equipment, which has the advantage of improving the mixing efficiency of the concrete mixing equipment.
The technical purpose of the invention is realized by the following technical scheme:
the concrete mixing equipment comprises a feed hopper and two material distribution bins which are arranged at the lower end of the feed hopper and are mutually communicated with the feed hopper; the lower port of the feed hopper is provided with a uniform distribution mechanism for distributing materials to two distribution bins, and a material mixing device for stirring the materials is arranged in each distribution bin; the bottoms of the two material distribution bins are communicated with each other to form a mixing bin, a stirring device is arranged in the mixing bin, and a discharging device is arranged at the bottom of the mixing bin;
the uniform distribution mechanism comprises a rotating roller which is horizontally arranged at the lower end port of the feed hopper and used for plugging the feed hopper, two ends of the rotating roller are rotatably connected with the inner wall of the feed hopper, and the outer side wall of the feed hopper is fixedly connected with a driving motor for driving the rotating roller to rotate; the two material distribution bins are respectively arranged in the directions of two end faces of the rotating roller, a plurality of first feeding grooves and a plurality of second feeding grooves are formed in the circumferential surface of the rotating roller, the first feeding grooves are communicated with the material distribution bin on one side, and the second feeding grooves are communicated with the material distribution bin on the other side.
Through the technical scheme, when concrete mixing equipment during operation, the different materials of concrete enter into wherein through the feeder hopper, then through evenly distributed mechanism with numerous material evenly distributed to two branch feed bins in, then mix the stirring through the material of compounding device in to every branch feed bin, through distributing the material, thereby the contact range of compounding device with the material has been improved, and then the stirring effect to the material has been improved, the material is concentrated and is collected in the blending bunker after dividing the feed bin stirring, rethread agitating unit concentrates the stirring to concentrated material, thereby the efficiency that makes the concrete mix is higher. When materials enter the two material distribution bins from the feed hopper, the drive motor drives the rotating roller to rotate, the materials contact the circumferential surface of the rotating roller after entering the feed hopper, and the materials flow into different first feed grooves and second feed grooves, so that the materials enter different material distribution bins; the speed of adjustable material feeding is divided the setting of uniform distribution to make the more abundant of material stirring.
The invention is further configured to: conveying assemblies for driving materials to be conveyed to the material distribution bins on two sides are arranged in the first feeding groove and the second feeding groove;
the conveying assembly comprises conveying shafts arranged in a first feeding groove and a second feeding groove, the conveying shafts are arranged along the length direction of the first feeding groove and the second feeding groove, the conveying shafts are rotatably connected with the inner walls of the first feeding groove and the second feeding groove, one end of each conveying shaft is provided with a driving conveying shaft rotating conveying motor, a first spiral blade is fixedly connected to the circumferential surface of each conveying shaft, and a chamber for accommodating each conveying motor is formed in each rotating roller.
Through above-mentioned technical scheme, when live-rollers pivoted in-process, conveying motor starts, drives and carries the axle to rotate to make first helical blade rotatory carry the material, conveyor components is simple structure not only, has reduced piling up of material in first feed chute and second feed chute moreover, has improved the efficiency that the material was carried. The conveying motor is arranged in the cavity, so that not only is the space occupied saved, but also the direct contact with materials is avoided, and the damage of the conveying motor is reduced.
The invention is further configured to: the bin outlet has been seted up to the bottom central point of branch feed bin and put, the compounding device is including setting up the (mixing) shaft in the branch feed bin, and the rigid coupling is at the global a plurality of stirring vane of (mixing) shaft to and set up at (mixing) shaft upper end drive (mixing) shaft pivoted agitator motor, the lower extreme rigid coupling of (mixing) shaft has one to keep off the material piece of bin outlet shutoff, the vertical rigid coupling of upper surface of branch feed bin has a pneumatic cylinder of control (mixing) shaft lift, and the piston rod rigid coupling of pneumatic cylinder is on agitator motor.
Through the technical scheme, when the material entered into and divided the feed bin inside, agitator motor starts, drive the (mixing) shaft and rotate, thereby make stirring vane carry out the compounding stirring to the inside material of feed bin, after the material stirring is accomplished, the pneumatic cylinder drives the (mixing) shaft and reciprocates, thereby make and keep off the material piece and break away from the shutoff to the bin outlet, make the material in the feed bin of dividing fall into in the feed bin of below, when pneumatic cylinder drive keeps off the material piece and moves from top to bottom, the blowing efficiency has also been improved, the jam condition of material at the bin outlet has been reduced and has taken place.
The invention is further configured to: the stirring shaft comprises a vertical shaft coaxially and fixedly connected with the stirring motor and a spiral shaft fixedly connected to the lower end of the vertical shaft, the stirring blades are fixedly connected to the circumferential surface of the vertical shaft, and the material blocking block is fixedly connected to the lower end of the spiral shaft.
Through the technical scheme, after the materials enter the bottom of the distributing bin, the acting force between the materials at the bottom is large, the spiral shaft is arranged, the acting force of the materials on the stirring shaft can be reduced in the rotating process of the spiral structure, the service life of the stirring shaft is prolonged, and the materials in the distributing bin are mixed and stirred in the rotating process of the spiral shaft; the vertical shaft is positioned above the spiral shaft, and the acting force between the materials is relatively small, so that the materials positioned above are mixed and stirred when the stirring blades rotate.
The invention is further configured to: a plurality of auxiliary stirring rods are arranged in the spiral shaft, and two ends of each auxiliary stirring rod are fixedly connected to the inner side wall of the spiral shaft.
Through above-mentioned technical scheme, the setting of supplementary puddler has not only increased the intensity of screw axis, has reduced the deformation that the screw axis rotated the in-process, and when the screw axis rotated, supplementary puddler also played the effect of mixing stirring to the inside material of branch feed bin moreover.
The invention is further configured to: the material blocking block comprises a first pointed cone and a second pointed cone which are vertically arranged, and the end surfaces of the first pointed cone and the second pointed cone are fixed with each other.
Through above-mentioned technical scheme, when the in-process that pneumatic cylinder drive (mixing) shaft reciprocated, first pointed cone and second pointed cone have the effect of drainage direction because the structure of self to the concrete material to reduce and keep off the burden that the material piece was to concrete material bearing, reduced the pressure of pneumatic cylinder work.
The invention is further configured to: the stirring device comprises a driving motor erected in the mixing bin and a stirring ball fixedly connected to an output shaft of the driving motor.
Through above-mentioned technical scheme, after the material is whole to enter into the blending bunker, the initiative motor work drives the agitator ball and rotates to make the agitator ball carry out the compounding stirring to the inside material of blending bunker. Because the stirring ball is spherical, the stirring ball is more stable in the rotating process.
The invention is further configured to: the stirring ball is a ball body formed by fixedly connecting a plurality of arc-shaped rods.
Through above-mentioned technical scheme, the area of contact of material with the teeter ball has been increased in setting up of arc pole, and when the teeter ball is at the pivoted in-process, the arc pole plays stirred effect to the material to the mobile effect of material has been improved.
In conclusion, the invention has the following beneficial effects:
firstly, the stirring efficiency of the materials is improved. The materials are evenly distributed into the two material distribution bins through the feeding hopper, then the materials in the material distribution bins are mixed and stirred through the material mixing device in the material distribution bins, then the materials in the two material distribution bins enter the material mixing bin for centralized processing, and are mixed and stirred again, so that the stirring and mixing efficiency of the materials is improved;
secondly, intelligent control input speed, staff can be according to in service behavior adjustment driving motor's operating speed, and the intelligent control material enters into two inside speeds of branch feed bins to make the more abundant of the inside material stirring of two branch feed bins.
Drawings
FIG. 1 is a schematic view showing the overall construction of a concrete mixing apparatus;
FIG. 2 is a schematic structural view of a uniform distribution mechanism;
FIG. 3 is a schematic view showing an internal structure of a mixing apparatus;
FIG. 4 is a schematic view showing the structure of a stirring apparatus.
In the figure, 1, a feed hopper; 11. a communication port; 2. a material distributing bin; 21. a discharge outlet; 3. a mixing bin; 4. a material conveying bin; 41. a discharge port; 5. a uniform distribution mechanism; 51. a rotating roller; 511. a first feed chute; 512. a second feed chute; 52. a drive motor; 53. a cavity; 54. a delivery assembly; 541. a delivery shaft; 542. a first helical blade; 543. a conveying motor; 544. a cover plate; 6. a mixing device; 61. a hydraulic cylinder; 62. a housing; 63. a stirring motor; 64. a stirring shaft; 641. a vertical axis; 642. a screw shaft; 65. a stirring blade; 66. a material blocking block; 661. a first pointed cone; 662. a second pointed cone; 67. an auxiliary stirring rod; 7. a stirring device; 71. an active motor; 72. stirring balls; 721. an arcuate bar; 8. a feeding device; 81. a material conveying shaft; 82. a second helical blade; 83. a material conveying motor; 9. and (7) supporting legs.
Detailed Description
The concrete mixing equipment comprises a feed hopper 1, two material distribution bins 2 are vertically arranged below the feed hopper 1, and the feed hopper 1 is communicated with the two material distribution bins 2; a mixing bin 3 is communicated with the lower parts of the two material distribution bins 2; the bottom level of blending bunker 3 is provided with a defeated feed bin 4, and defeated feed bin 4 communicates with blending bunker 3 each other, is provided with a conveying device 8 that drives the concrete from defeated feed bin 4 exhaust in defeated feed bin 4, and the global vertical rigid coupling of blending bunker 3 has four landing legs 9.
As shown in fig. 2, the upper end of the feeding hopper 1 is provided with a seal, and four communicating ports 11 for communicating different materials are formed in the upper end surface of the feeding hopper 1, so that the materials of concrete can be conveniently injected into the feeding hopper.
As shown in fig. 1 and 2, the lower port of the feeding hopper 1 is provided with a uniform distribution mechanism 5 for uniformly distributing the material to the two distribution bins 2. The uniform distribution mechanism 5 comprises a rotating roller 51 which is horizontally arranged at the lower end opening of the feed hopper 1 and blocks the lower end opening of the feed hopper 1, two ends of the rotating roller 51 respectively face the material distribution bins 2 at two sides, two ends of the rotating roller 51 are rotatably connected with the inner walls at two sides of the feed hopper 1, the outer side wall of the feed hopper 1 is fixedly connected with a driving motor 52, and an output shaft of the driving motor 52 penetrates into the feed hopper and is coaxially and fixedly connected with the rotating roller 51; the circumferential surface of the rotating roller 51 is respectively provided with two first feed grooves 511 and two second feed grooves 512, the first feed grooves 511 and the second feed grooves 512 are respectively arranged along the length direction of the rotating roller 51, the first feed grooves 511 and the second feed grooves 512 are arranged on the circumferential surface of the rotating roller 51 at intervals, one end of the rotating roller 51 is penetrated by the first feed grooves 511, and the other end of the rotating roller 51 is penetrated by the second feed grooves 512.
When the material enters into feed hopper 1 inside through feed hopper 1, the material can be blocked by live-rollers 51, driving motor 52 starts this moment, thereby drive live-rollers 51 and rotate, make the material random enter into in the first feed chute 511 and the second feed chute 512 that live-rollers 51 are global, and make the material flow into respectively in the branch feed bin 2 of both sides through the opening of first feed chute 511 and second feed chute 512, divide the material through even distribution mechanism 5, make many to work simultaneously with branch feed bin 2, not only increased the capacity to material processing, and also make the material more abundant of stirring in dividing feed bin 2.
As shown in fig. 2, in order to reduce the blockage of the materials in the first feed chute 511 and the second feed chute 512, a conveying assembly 54 is disposed in the first feed chute 511 and the second feed chute 512 for driving the materials to convey to the material distribution bins 2 on two sides. Each first feeding groove 511 is far away from the first feeding groove 511, a certain distance is kept between one side of the opening of the rotating roller 51 and the other end of the rotating roller 51, a cavity 53 is formed in the area of the rotating roller 51, similarly, each second feeding groove 512 is far away from the second feeding groove 512, a certain distance is kept between one side of the opening of the rotating roller 51 and the other end of the rotating roller 51, and the peripheral surface of the rotating roller 51 is correspondingly provided with the cavity 53 in the area. The conveying assembly 54 includes a conveying shaft 541 disposed in the first feeding chute 511 and the second feeding chute 512, the conveying shaft 541 is disposed along the length direction of the first feeding chute 511 and the second feeding chute 512, a first spiral blade 542 is fixedly connected to the circumferential surface of the conveying shaft 541, the first spiral blade 542 is disposed along the length direction of the conveying shaft 541, one end of the conveying shaft 541 penetrates into the adjacent cavity 53 and is rotatably connected to the inner sidewall of the cavity 53, a conveying motor 543 is disposed in each cavity 53 of the rotating roller 51, the conveying motor 543 is fixedly connected to the sidewall through which the conveying shaft 541 penetrates, the output shaft of the conveying shaft 541 is coaxially and fixedly connected to the conveying shaft 541, and a cover plate 544 for covering the opening of the cavity 53 through a bolt is disposed outside each cavity 53 of the rotating roller 51, so that the material is difficult to enter into the cavity 53.
Inside back when the material enters into feeder hopper 1, driving motor 52 starts to drive live-rollers 51 and rotates, the material can enter into in every first feed chute 511 and second feed chute 512 in proper order, then carry motor 543 to start, drive first helical blade 542 and rotate, thereby make the material in first feed chute 511 and the second feed chute 512 enter into two branch feed bins 2 respectively, staff's accessible adjustment driving motor 52's rotational speed, thereby adjust how much of feeding in the branch feed bin 2, with the material stirring efficiency in adjusting two branch feed bins 2, make the material stirring more abundant.
As shown in fig. 3, the material distribution bin 2 is barreled, a material discharge opening 21 communicated with the interior of the material distribution bin 3 is formed in the center of the bottom of the material distribution bin 2, a material mixing device 6 for mixing and stirring materials is arranged in the material distribution bin 2, the material mixing device 6 comprises a hydraulic cylinder 61 vertically arranged at the top of the material distribution bin 2, the hydraulic cylinder 61 and the material distribution bin 2 are coaxially arranged, and a piston rod of the hydraulic cylinder 61 penetrates into the material distribution bin 2; the tip rigid coupling of pneumatic cylinder 61 piston rod has a casing 62, and vertical rigid coupling has a agitator motor 63 in the casing 62, and agitator motor 63 sets up with dividing the silo 2 is coaxial, and agitator motor 63's output shaft wears out the casing 62 and coaxial rigid coupling has a (mixing) shaft 64, and the global of (mixing) shaft 64 is provided with a plurality of and carries out the stirring to the material of split silo 2 inside stirring vane 65 to the bottom of (mixing) shaft 64 is provided with a pair of bin outlet 21 and carries out the material blocking block 66 of shutoff. The setting of casing 62 has played the guard action to agitator motor 63, has reduced the condition emergence of intaking in the casing 62 to make agitator motor 63 work more stable.
As shown in fig. 3, the stirring shaft 64 includes a vertical shaft 641 coaxially fixed to the output shaft of the stirring motor 63, and a spiral shaft 642 fixedly connected to the other end of the vertical shaft 641, the spiral shaft 642 is arranged along the height direction of the silo 2, the end of the spiral shaft 642 is vertically disposed and is aligned with the vertical shaft 641, the baffle block 66 is fixed to the end of the spiral shaft 642, and the stirring blades 65 are fixed to the peripheral surface of the vertical shaft 641. When the work of compounding device 6, agitator motor 63 drives vertical axis 641 and rotates for stirring vane 65 stirs the inside material of branch feed bin 2, along with piling up of material, the effort that the material that is located branch feed bin 2 bottom bore is great, and the effort that is located between the material of branch feed bin 2 upper portion is less, thereby has lighter agitating vane 65's stirring pressure, makes agitating vane 65 be difficult for taking place to damage. In the process of rotating the screw shaft 642, due to the spiral structure of the screw shaft 642, the friction between the screw shaft 642 and the material can be reduced, and the material can be stirred, so that the material stirring effect is improved. A plurality of auxiliary stirring rods 67 are arranged in the inner space surrounded by the spiral shaft 642, two ends of each auxiliary stirring rod 67 are fixedly connected with the inner side wall of the spiral shaft 642, the arrangement of the auxiliary stirring rods 67 not only increases the supporting strength of the spiral shaft 642, but also improves the contact area between the auxiliary stirring rods 67 and the materials in the rotating process of the spiral shaft 642, thereby improving the stirring efficiency of the materials.
As shown in fig. 3, the dam block 66 includes a first pointed cone 661 and a second pointed cone 662 which are vertically arranged, the size of the first pointed cone 661 and the size of the second pointed cone 662 are the same, and the size of the end surface of the first pointed cone 661 and the size of the end surface of the second pointed cone 662 are the same as the size of the discharge opening 21, and the end surfaces of the first pointed cone 661 and the second pointed cone 662 are fixed to each other such that the tip ends of the first pointed cone 661 and the second pointed cone 662 respectively vertically face upwards and vertically face downwards. When the initial position of the material blocking block 66 is set, the material blocking block 66 is located at the discharge hole 21 of the material distribution bin 2, so that the material is not easy to enter the material mixing bin 3 through the material distribution bin 2, after the material inside the material distribution bin 2 is uniformly stirred, the hydraulic cylinder 61 is started to drive the stirring shaft 64 to move up and down, the material blocking block 66 is far away from the discharge hole 21 of the material distribution bin 2, and the material in the material distribution bin 2 is convenient to enter the material mixing bin 3 through the discharge hole 21. Because the upper end and the lower end of the material blocking block 66 are in a taper shape, the friction force between the material blocking block 66 and the material is reduced, and the stirring shaft 64 can move up and down more conveniently; and when the material blocking block 66 moves up and down, the material blocking block plays a role in dredging the material, so that the condition of material blockage at the discharge opening 21 is reduced.
As shown in fig. 4, the blending bunker 3 is a circular hopper, a stirring device 7 for stirring the mixed materials is arranged in the blending bunker 3, the stirring device 7 includes a driving motor 71 vertically arranged on the upper surface of the blending bunker 3, the driving motor 71 and the blending bunker 3 are coaxially arranged, the driving motor 71 is fixedly connected on the upper surface of the blending bunker 3, an output shaft of the driving motor 71 penetrates into the blending bunker 3, and a stirring ball 72 is fixedly connected on the output shaft of the driving motor 71. The stirring ball 72 is a spherical skeleton composed of a plurality of arc-shaped rods 721, and two ends of the arc-shaped rods 721 are fixedly connected with the adjacent arc-shaped rods 721. When the driving motor 71 drives the stirring ball 72 to rotate, the arc-shaped rod 721 is in contact with the concrete material and stirs the material, and the profile of the ball is stable, so that the acting force of the material on the stirring ball 72 can be reduced, and the acting force between the arc-shaped rod 721 and the material is reduced while the material is stirred, thereby improving the stirring efficiency of the stirring ball 72 on the material.
As shown in fig. 4, the feeding bin 4 is horizontally arranged in a barrel shape, a discharge port 41 is formed in one end of the feeding bin 4, the feeding device 8 comprises a feeding shaft 81 arranged in the feeding bin 4, the feeding shaft 81 and the feeding bin 4 are coaxially arranged, one end of the feeding shaft 81 deviating from the discharge port 41 is rotatably connected with the feeding bin 4, a second helical blade 82 is fixedly connected to the circumferential surface of the feeding shaft 81, the second helical blade 82 is distributed along the length direction of the feeding shaft 81, a feeding motor 83 is fixedly connected to the end surface of the feeding bin 4 deviating from the discharge port 41, the feeding motor 83 is coaxially arranged with the feeding bin 4, and an output shaft of the feeding motor 83 penetrates into the feeding bin 4 and is coaxially fixedly connected with the feeding shaft 81. After the concrete material in the blending bunker 3 enters the material conveying bunker 4, the material conveying motor 83 is started, so that the material in the material conveying bunker 4 moves towards the direction of the material outlet 41 of the material conveying bunker 4 along with the spiral rotation of the second spiral blade 82, and in the process, the material is stirred on the way of conveying, so that the stirring effect of the material is improved. And finally discharging the materials out of the conveying bin 4 through a discharging hole 41.
The working process is as follows: the material needed by concrete enters the bottom of the feed hopper 1 through the feed hopper 1, then the driving motor 52 is started to drive the rotating roller 51 to rotate, so that the material enters the first feed chute 511 and the second feed chute 512, then the conveying motor 543 is started to drive the first helical blade 542 to rotate, so that the material uniformly enters the two different distribution bins 2 to be conveniently dispersed, then the stirring motor 63 drives the stirring shaft 64 to rotate, so that the material in the distribution bin 2 is mixed and stirred, after the material in the distribution bin 2 is fully stirred, the hydraulic cylinder 61 drives the stirring shaft 64 to move up and down, so that the material stop block 66 is far away from the discharge opening 21 of the distribution bin 2, and the material in the distribution bin 2 enters the mixing bin 3 through the discharge opening 21, then the driving motor 71 drives the stirring ball 72 to rotate, so that the material is fully mixed and stirred again, thereby improving the efficiency of mixing and stirring. Then the material flows into the feeding bin 4 and is discharged through the spiral rotation of the second spiral blade 82.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. Concrete mixing equipment, characterized by: comprises a feed hopper (1) and two material distribution bins (2) which are arranged at the lower end of the feed hopper (1) and are communicated with the feed hopper (1); a lower port of the feed hopper (1) is provided with a uniform distribution mechanism (5) for distributing materials to the two material distribution bins (2), and a material mixing device (6) for stirring the materials is arranged in each material distribution bin (2); the bottoms of the two material distribution bins (2) are communicated with each other to form a mixing bin (3), a stirring device (7) is arranged in the mixing bin (3), and a discharging device is arranged at the bottom of the mixing bin (3);
the uniform distribution mechanism (5) comprises a rotating roller (51) which is horizontally arranged at the lower end of the feed hopper (1) and used for plugging the feed hopper (1), two ends of the rotating roller (51) are rotatably connected with the inner wall of the feed hopper (1), and the outer side wall of the feed hopper (1) is fixedly connected with a driving motor (52) for driving the rotating roller (51) to rotate; the two material distribution bins (2) are respectively arranged in the directions of two end faces of the rotating roller (51), the circumferential surface of the rotating roller (51) is provided with a plurality of first feeding grooves (511) and second feeding grooves (512), the first feeding grooves (511) are mutually communicated with the material distribution bin (2) on one side, and the second feeding grooves (512) are mutually communicated with the material distribution bin (2) on the other side; the first feeding groove (511) and the second feeding groove (512) are internally provided with a conveying assembly (54) for driving materials to be conveyed to the material distributing bins (2) at two sides;
the conveying assembly (54) comprises conveying shafts (541) arranged in a first feeding groove (511) and a second feeding groove (512), the conveying shafts (541) are arranged along the length direction of the first feeding groove (511) and the second feeding groove (512), the conveying shafts (541) are rotatably connected with the inner walls of the first feeding groove (511) and the second feeding groove (512), one end of each conveying shaft (541) is provided with a conveying motor (543) for driving the conveying shaft (541) to rotate, first spiral blades (542) are fixedly connected to the circumferential surface of each conveying shaft (541), and a chamber for accommodating each conveying motor (543) is formed in the rotating roller (51).
2. The concrete mixing apparatus of claim 1, wherein: bin outlet (21) have been seted up to the bottom central point of branch feed bin (2), compounding device (6) are including setting up (mixing) shaft (64) in branch feed bin (2), a plurality of stirring vane (65) that the rigid coupling is global in (mixing) shaft (64) to and set up in (mixing) shaft (64) upper end drive (mixing) shaft (64) pivoted agitator motor (63), the lower extreme rigid coupling of (mixing) shaft (64) has one to keep off material piece (66) of bin outlet (21) shutoff, the vertical rigid coupling of upper surface of branch feed bin (2) has a pneumatic cylinder (61) that control (mixing) shaft (64) goes up and down, and the piston rod rigid coupling of pneumatic cylinder (61) is on agitator motor (63).
3. The concrete mixing apparatus of claim 2, wherein: the stirring shaft (64) comprises a vertical shaft (641) coaxially and fixedly connected with the stirring motor (63) and a spiral shaft (642) fixedly connected to the lower end of the vertical shaft (641), the stirring blades (65) are fixedly connected to the peripheral surface of the vertical shaft (641), and the material blocking block (66) is fixedly connected to the lower end of the spiral shaft (642).
4. The concrete mixing apparatus of claim 3, wherein: a plurality of auxiliary stirring rods (67) are arranged in the spiral shaft (642), and two ends of each auxiliary stirring rod (67) are fixedly connected to the inner side wall of the spiral shaft (642).
5. The concrete mixing apparatus of claim 4, wherein: the material blocking block (66) comprises a first pointed cone (661) and a second pointed cone (662) which are vertically arranged, and the end surfaces of the first pointed cone (661) and the second pointed cone (662) are fixed with each other.
6. The concrete mixing apparatus of claim 1, wherein: the stirring device (7) comprises a driving motor (71) erected in the mixing bin (3) and a stirring ball (72) fixedly connected to an output shaft of the driving motor (71).
7. The concrete mixing apparatus of claim 6, wherein: the stirring ball (72) is a sphere formed by fixedly connecting a plurality of arc-shaped rods (721).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910530723.5A CN110154237B (en) | 2019-06-19 | 2019-06-19 | Concrete mixing equipment |
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| CN201910530723.5A CN110154237B (en) | 2019-06-19 | 2019-06-19 | Concrete mixing equipment |
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| CN110154237B true CN110154237B (en) | 2020-08-14 |
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| CN111319132B (en) * | 2020-03-12 | 2021-11-05 | 浙江鲁氏工贸有限公司 | Quantitative aggregate feeding and mixing device |
| CN112895139A (en) * | 2021-01-21 | 2021-06-04 | 范晓彬 | Concrete mixing device |
| CN113897848B (en) * | 2021-10-20 | 2022-06-07 | 广东德泽建设工程有限公司 | Grouting reinforcement construction method for old concrete pavement void slab |
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| JP4129869B2 (en) * | 2003-10-01 | 2008-08-06 | オル・ジャパン株式会社 | Concrete, building materials, residual soil processing mixer |
| CN201030618Y (en) * | 2007-02-09 | 2008-03-05 | 王文明 | Continuous concrete mixing station |
| CN103331119A (en) * | 2013-07-06 | 2013-10-02 | 徐孝文 | Stirring kettle equipped with double stirrers |
| CN207308008U (en) * | 2017-07-14 | 2018-05-04 | 四川天府防火材料有限公司 | A kind of efficient batch mixing lapping device of integral type ultra-fine feed stock |
| CN107571395A (en) * | 2017-10-27 | 2018-01-12 | 郑艳峰 | It is a kind of to be easy to open the concrete mixer cleared up |
| CN208179917U (en) * | 2018-01-22 | 2018-12-04 | 扬州扬工机械有限公司 | A kind of two-driven-by-one concrete mixing plant for powder ingredient |
| CN208179929U (en) * | 2018-03-27 | 2018-12-04 | 广州市汇镒环保建材有限公司 | A kind of double casting machines for the production of environment protection light brick |
| CN208100758U (en) * | 2018-03-30 | 2018-11-16 | 湖北恒诚建设有限公司 | A kind of dry-mixed mortar mixed stirring device |
| CN108858764A (en) * | 2018-06-22 | 2018-11-23 | 衡阳泰源商砼有限公司 | The synchronous agitating device of the multi-joint dress concrete tank of one kind |
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